[go: up one dir, main page]

CN105897322B - Wave beam forming method for millimeter wave communication, base station and user equipment thereof - Google Patents

Wave beam forming method for millimeter wave communication, base station and user equipment thereof Download PDF

Info

Publication number
CN105897322B
CN105897322B CN201511027827.2A CN201511027827A CN105897322B CN 105897322 B CN105897322 B CN 105897322B CN 201511027827 A CN201511027827 A CN 201511027827A CN 105897322 B CN105897322 B CN 105897322B
Authority
CN
China
Prior art keywords
base station
beams
radio frames
scheduled
user equipment
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN201511027827.2A
Other languages
Chinese (zh)
Other versions
CN105897322A (en
Inventor
何从廉
陈仁智
陈文江
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Industrial Technology Research Institute ITRI
Original Assignee
Industrial Technology Research Institute ITRI
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from TW104143719A external-priority patent/TWI596918B/en
Application filed by Industrial Technology Research Institute ITRI filed Critical Industrial Technology Research Institute ITRI
Publication of CN105897322A publication Critical patent/CN105897322A/en
Application granted granted Critical
Publication of CN105897322B publication Critical patent/CN105897322B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B7/00Radio transmission systems, i.e. using radiation field
    • H04B7/02Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0613Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
    • H04B7/0615Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
    • H04B7/0617Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal for beam forming

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

毫米波通信的波束形成方法及其基站与用户设备。本发明提供一种毫米波通信的波束形成方法。此波束形成方法适用于基站并且包括以下步骤。在执行网络登录时,藉由作为Q个扫描波束的Q个基站波束,使用M个无线电帧的帧标头来传递多个周期信号。M≧1且Q≧1。在藉由从Q个基站波束中选出的经调度波束执行用户设备连接时,藉由至少一经调度波束,使用M个无线电帧的负载区来收发数据分组。

Beam forming method for millimeter wave communication and its base station and user equipment. The present invention provides a beam forming method for millimeter wave communication. This beamforming method is applicable to base stations and includes the following steps. When performing network registration, multiple periodic signals are delivered using frame headers of M radio frames by Q base station beams as Q scanning beams. M≧1 and Q≧1. When user equipment connection is performed by a scheduled beam selected from Q base station beams, a payload area of M radio frames is used to transmit and receive data packets by at least one scheduled beam.

Description

The Beamforming Method of millimetre-wave attenuator and its base station and user equipment
Technical field
This disclosure relates to a kind of Beamforming Method of millimetre-wave attenuator, and set using the base station of the method with user It is standby.
Background technique
With the development of science and technology using millimeter wave (Millimeter Wave, abbreviation mmWave) wireless communication technique according to So there are some technical difficulties.Substantially, that wave energy is likely encountered in communication process using being of facing first of millimeter wave is serious Decaying, this operates in high frequency band and carry out communication using sizable bandwidth with millimeter-wave communication system very big association. Furthermore, it is understood that compared to the third generation (3G) or forth generation (4G) communication system that generally use now, millimeter-wave communication system It is communicated using the frequency range of relative high frequency.It is appreciated that electromagnetic wave propagation high band (for example, millimeter wave) compared with Low-frequency range (for example, micron wave) is come unreliable.Electromagnetic wave energy power received by receiver can be with signal transmitting range Square be inversely proportional and it is directly proportional to the wavelength of electromagnetic wave signal, then millimeter-wave communication system will be because of using short wavelength's High-frequency signal and be substantially improved signal energy decaying amplitude.Also, the use of high-frequency signal will also cause antenna aperature rapid drawdown, And the signal energy that may cause the transmission signal in millimeter-wave communication system is successively decreased.
Furthermore due to the electromagnetic wave signal for using high band, receiving and transmitting signal penetrates obstacle in millimeter-wave communication system The ability of object is substantially reduced.For millimeter-wave communication system, system effectiveness is in signal transmission path Barrier is very sensitive.That is the direct-view (Line of Sight, LOS) of signal transmission and non-direct-view property (Non Line of Sight, NLOS) belong to extremely important consideration.In addition, the oxygen in rainy day, air also can all be sponged with vapor etc. Millimeter wave energy.In addition to this, in order to reach high data transmission efficiency, millimeter-wave communication system uses sizable bandwidth (example Such as 500MHz~1GHz) carry out data transmission, this measure will also greatly improve noise energy and therefore reduce signal-to-noise ratio.Therefore, it is Ensure communication quality, the transceiver in millimeter-wave communication system usually requires that multi-antenna beam formation technology is used to improve The efficiency that signal energy decays to gain receiving and transmitting signal.
In general, the relevant technologies are the aerial arrays that configuration includes mutiple antennas in base station/user equipment, by control These antenna processed can produce the wave beam with directive property by base station/user equipment.The Wave beam forming reached by aerial array Technology is to influence one of the key factor of efficiency of Millimeter-wave Wireless Communication System.Furthermore, it is understood that due to base station/user equipment Generated wave beam has adjustable beam position and beam pattern, therefore the beam pattern of wave beam will be direct with beam position Influence whether data transfer path can be established between base station and user equipment.For example, base station can by beam scanning come with user Equipment establishes data transfer path, and the beam scanning is base station in sequentially covering model towards different directions transmitting in cellular cell Enclose limited wave beam.Therefore, the covering scope (filed of view, FoV) of wave beam, which also becomes, determines that base station is built with user equipment One of time-consuming key factor needed for vertical data transfer path.Base this, how by beam-forming technology to promote millimeter The efficiency of wave wireless communication system is one of art technology important issue of concern really.
Summary of the invention
Therefore, the disclosure proposes a kind of Beamforming Method of millimetre-wave attenuator.In particular, the disclosure proposes a kind of millimeter The Beamforming Method of wave communication, and base station and user equipment using the method, can effectively manage wave beam and tune Spend the transmission that preferred wave beam is used to do data.
The disclosure provides a kind of Beamforming Method of millimetre-wave attenuator.According to an exemplary embodiment, the Wave beam forming Method is suitable for the base station with the ability for generating Q base station beam.The Beamforming Method includes the following steps.It is executing When network logs in, by the Q base station beam as Q scanning beam, transmitted using the frame header of M radio frame multiple Periodic signal, wherein M≤1 and Q≤1.Connect executing user equipment by the scheduled wave beam selected from Q base station beam When meeting (UE connection), by least one scheduled wave beam, carry out sending and receiving data point using the load region of M radio frame Group.
The disclosure provides a kind of base station.According to an exemplary embodiment, the base station be with generate Q base station beam, and Base station including transmission circuit and processing circuit.Transmission circuit is configured to transmitting and receives the wireless communication of millimetre-wave attenuator Number.Processing circuit is coupled to transmission circuit, and be configured to execute network log in when, by the Q as Q scanning beam A base station beam transmits multiple periodic signals, M≤1 and Q≤1 using the frame header of M radio frame.Processing circuit warp Configuration is with when executing user equipment by the scheduled circuit selected from Q base station beam and connecting, by as at least one At least one of Q base station beam of scheduled wave beam is carried out sending and receiving data using the load region of M radio frame and is grouped.
The disclosure provides a kind of Beamforming Method of millimetre-wave attenuator.According to an exemplary embodiment, the Wave beam forming Method is suitable for user equipment.The Beamforming Method includes the following steps.When executing network login, by as Q At least one of at least one of Q base station beam of scanning beam, using M radio frame at least within it One frame header receives multiple periodic signals, wherein M≤1 and Q≤1.From Q base station beam, determine to be used as at least one At least one of Q base station beam of scheduled wave beam.By at least one scheduled wave selected from Q base station beam When Shu Zhihang user equipment connects, by least one scheduled wave beam, at least one of load of M radio frame is used Area carrys out sending and receiving data grouping.
The disclosure provides a kind of user equipment.According to an exemplary embodiment, the user equipment include transmission circuit and Processing circuit.Transmission circuit is configured to transmitting and receives the wireless signal of millimetre-wave attenuator.Processing circuit is coupled to transmitting-receiving electricity Road, and be configured to execute network log in when, at least within by the Q base station beam as an at least scanning beam One of, receive multiple periodic signals using at least one of frame header of M radio frame, wherein M≤1 and Q≤ 1.Processing circuit is configured to from Q base station beam, determine as at least one scheduled wave beam Q base station beam at least One of them, and when executing user equipment connection by the scheduled wave beam selected from Q base station beam, by least one Scheduled wave beam carrys out sending and receiving data using at least one of load region of M radio frame and is grouped.
Based on above-mentioned, in the frame header of radio frame, towards different directions and as multiple bases of multiple scanning beams Wave beam of standing is continuous and is periodically sent by base station.In addition to this, in the load region of radio frame, selected by base station beam At least one scheduled wave beam is dynamically scheduled and is sent by base station, to be used to do the transmission of data.
To make the foregoing features and advantages of the present invention clearer and more comprehensible, special embodiment below, and it is detailed to cooperate attached drawing to make Carefully it is described as follows.
Detailed description of the invention
Attached drawing is included herewith in order to further understand the disclosure, and is incorporated in this manual and constitutes this explanation A part of book.Detailed description of the invention embodiment of the disclosure, and together with the description to explain the principle of the disclosure.
Figure 1A is the schematic block diagram of the base station according to depicted in one exemplary embodiment of the disclosure.
Figure 1B is the schematic block diagram of the user equipment according to depicted in one exemplary embodiment of the disclosure.
Fig. 2 is the schematic diagram of the millimetre-wave attenuator of the Wave beam forming according to depicted in one embodiment of the disclosure.
Fig. 3 A is the flow chart of the Beamforming Method operated according to depicted in one exemplary embodiment of the disclosure by base station.
Fig. 3 B is according to depicted in one exemplary embodiment of the disclosure by the stream of the Beamforming Method of user facility operation Cheng Tu.
Fig. 4 is the schematic diagram according to depicted in one exemplary embodiment of the disclosure for the frame structure of millimetre-wave attenuator.
Fig. 5 is the schematic diagram of the radio frame of the Wave beam forming mechanism according to depicted in one exemplary embodiment of the disclosure.
Fig. 6 A and Fig. 7 A is the scanning beam in the frame header of the concentrated according to depicted in one exemplary embodiment of the disclosure The schematic diagram of distribution.
Fig. 6 B and Fig. 7 B is the scanning beam in the frame header of the dispersing type according to depicted in one exemplary embodiment of the disclosure The schematic diagram of distribution.
Fig. 8 is the signal for sending signal periodically on scanning beam according to depicted in one exemplary embodiment of the disclosure Figure.
Fig. 9 is the flow chart of the Beamforming Method operated according to depicted in one exemplary embodiment of the disclosure by base station.
Figure 10 is according to depicted in one exemplary embodiment of the disclosure by the stream of the Beamforming Method of user facility operation Cheng Tu.
[symbol description]
100: base station
110,210: transmission circuit
120,220: processing circuit
130,230: memory circuit
140: beam forming unit
150: aerial array
200: user equipment
240: antenna element
400: radio frame
411: downlink frame header
412: uplink frame header
413: frame header
414,701,702: load region
61~82: subframe
C1: cell
D1: clockwise
DL: downlink
UL: uplink
#1, #2, #3, #4, #5, #6, #7: wave beam
S310、S320、S330、S340、S350、S910、S920、S930、S940、S950、S960、S970、S1001、 S1002, S1003, S1004, S1005, S1006, S1007, S1008, S1009: the step of Beamforming Method
Specific embodiment
In the following embodiments for constructional purpose, a large amount of details will be illustrated to provide to disclosure reality Apply the understanding of example more comprehensively property.However, it is necessary to it is clear that one or more embodiments may also do not have it is above-mentioned specific thin It is implemented under section.On the other hand, in order to simplify attached drawing, it is known that structure or equipment will be indicated with schematic diagram.
Hereinafter reference will be made to the drawings to provide understanding of the those skilled in the art to the embodiment of the present disclosure more comprehensively property.The present invention Can in a number of different ways implementation and be not limited to embodiments set forth herein.Known portion will be omitted in disclosure herein The explanation of part, and identical label is used to represent same or similar part in disclosure herein.
In the disclosure, " base station " word can indicate a variety of different embodiments comprising but it is not limited to e.g. family With evolution base station (Home evolved Node B, HeNB), evolution base station (evolved Node B, eNB), advanced base station (advanced base station, ABS), base transceiver system (base transceiver system, BTS), access Point (access point), home base station (home base station), relay station (relay), scatterer (scatterer), Repeater (repeater), intermediate node (intermediate node), intermediate device (intermediary) and/or satellite Communication base station (satellite-based communication base station).
In accordance with an embodiment of the present disclosure, base station is at least represented by the function device as depicted in Figure 1A.Base station 100 is at least Including but not limited to transmission circuit 110, processing circuit 120, memory circuit 130 (optional), Wave beam forming circuit 140 and Aerial array 150.
Transmission circuit 110 can be transmitted wirelessly and receive uplink (uplink, UL) signal and/or downlink (downlink, DL) signal.Such as low noise amplification, impedance matching, mixing, up-conversion, drop also can be performed in transmission circuit 110 Frequency conversion, filtering, amplification or similar operation.For example, transmission circuit 110 may include amplifier, frequency mixer, oscillator, Analog-to-digital converter (ADC), Digital to Analog Converter (DAC), filter or similar element.Analog-to-digital conversion Device was configured in uplink signal processing stage, and analog signal format is converted to digital signals format, and digital revolving die is quasi- Converter is configured to downlink signal processing stage, and digital signals format is converted to analog signal format.
The Wave beam forming circuit 140 of base station 100 can execute Wave beam forming operation to signal provided by transmission circuit 110. For example, Wave beam forming circuit 140 includes multiple phase converters and multiple power amplifiers (PA).Therefore, it send to day In linear array 150 the signal relative phase of each antenna can by adjustment appropriate, to enhance signal in the intensity of assigned direction, but The intensity in other directions is then compressed.In other words, by operation Wave beam forming circuit 140, base station 100 can be towards different directions Or multiple wave beams are generated with different field patterns.
Processing circuit 120 is configured to processing digital signal, and executes and proposed according to the exemplary embodiment of the disclosure The program of method.In addition, processing circuit 120 is optionally coupled to memory circuit 130, so as to access program code, dress Set configuration, code book and buffering or permanent data, and record multiple modules as performed by processing circuit 120.Processing circuit 120 Function can be by using such as microprocessor, microcontroller, Digital Signal Processing (digital signal processing) core Piece, field programmable gate array (field programmable gate array) and other similar programmable unit come Implementation.The function of processing circuit 120 can also carry out implementation by independent electronic device or integrated circuit, and processing circuit can also Carry out implementation with the pattern of hardware or software.
In the disclosure, " user equipment " word can indicate a variety of different embodiments comprising but be not limited to for example It is mobile station (mobile station, MS), advanced mobile station (advanced mobile station, AMS), server, use Family terminal, desktop PC, notebook computer, network computer, work station, personal digital assistant (personal Digital assistant, PDA), personal computer (personal computer, PC), scanner, telephone device, call It machine (pager), camera, television set, handheld video gaming device, music apparatus, wireless sensor and other similar sets It is standby.In some applications, user equipment can be to operate in such as bus, train, aircraft, ship, automobile and other similar Fixed computer device in mobile environment.
In accordance with an embodiment of the present disclosure, user equipment is at least represented by the function device as depicted in Figure 1B.User sets Standby 200 include at least (but being not limited to) transmission circuit 210, processing circuit 220, memory circuit 230 (optional) and one or more A antenna element 240.Memory circuit 230 can store program code, device configuration, buffering or permanent data, code book etc..Place Reason circuit 220 can also carry out implementation with the pattern of hardware or software.The function of each element is analogous to it in base in user equipment 200 The function of standing in 100, therefore the detailed description of above-mentioned each element will not be repeated again and repeat.Although not being painted in Figure 1B, one In exemplary embodiment, user equipment 200 may also comprise beam forming unit, by using the directive wave beam of tool to come and base station 100 are communicated.
In the exemplary embodiment of the disclosure, the cell phone system for operating in EHF band can be using based on Wave beam forming skill Art antenna gain obtained compensates the energy loss in transmission path.EHF band above-mentioned is, for example, about 38 gigahertzs (GHz) millimeter wave frequency band, but the disclosure is not limited to this.Beam-forming technology is to send signal so that letter from most antennas It number can be gathered in the technology of a specific direction.Base station 100 can adjust the phase from each antenna signal transmitted, therefore from all days The signal that line is sent can be gathered in specific direction to generate directional beam.Therefore, the wave beam transmitted by base station 100 can be located at The user equipment 200 of specific direction is received.
Fig. 2 is the schematic diagram of the millimetre-wave attenuator of the Wave beam forming according to depicted in one embodiment of the disclosure.Please refer to figure 2, base station 100 can continuously generate multiple base station beams in cell C1 towards different directions.In this exemplary embodiment, example Such as, base station 100 can generate the base station beam #0~#7 in eight different beams directions, and base station 100 can be according to clockwise Direction D1 continuously transmits base station beam #0~#7.The coverage area of base station beam #0~#7 can cover entire cell C1.It changes Sentence is talked about, and base station 100 can be by seven beam directions of switching, to generate base station beam #0~#7 to cover entire cell C1.
In the disclosure, base station 100 can be by the frame header for the Wave beam forming frame for using following discloses to be defined, continuously Ground sequentially sends base station beam #0~#7 as scanning beam.What " scanning beam " word expression herein was transmitted in frame header Base station beam, and for the cyclical signal of beam search and cell search and the network system information for being used for network entry procedure It is to be transmitted by frame header.That is, base station 100 can transmit periodic signal by each scanning beam and network system is believed Breath, so that an at least user equipment can execute from anywhere in cell C1, wave beam is sought, beam tracking and network are stepped on Record program.Network entry procedure can pick up hand-off (handover) program of (camp-on) program, signal, rollback for network (fallback) program and other similar program, disclosure system not subject to the limits.
In other words, when user equipment 200 enters cell C1, user equipment 200 and base station 100 can be by scanning beams At least one execute network entry procedure, wherein at least one of scanning beam be base station beam #0~#7 extremely It is one of few.Therefore, user equipment 200 can synchronize with base station 100 and obtain network system information.It is with Fig. 2 For example, user equipment 200 can receive the scanning beam by part, i.e. what the part in base station beam #0 to #7 was transmitted Beam search signal, and execute wave beam and seek determined from base station beam #0~#7 as data transmitting at least once tune Spend wave beam.For example, after receiving three beam search signals of scanning beam #1~#3, user equipment 200 can be to base The 100 return base station beam #2 that stand are the wave beams for being most suitable for being used to communicate, therefore the base station 100 in Fig. 2 can dispatch wave beam #2 to be used for The data of connecting are transmitted.That is, base station beam #2 is selected as scheduled wave beam." scheduled wave beam " vocabulary herein Show the wave beam being passed in the load region of frame, and scheduled wave beam can be scheduled and transmit in user equipment 200 Data transmission between base station 100.Base station 100 and user equipment 200 execute network login using scanning beam first Program, then executes user equipment connection using scheduled wave beam, executes data grouping in order to use scheduled wave beam Transmission.In this way, which data and control signal can be transmitted to the frequency band of millimeter wave by beam-forming technology is used Among, and network entry procedure can also be completed by millimeter wave wave beam.
Fig. 3 A is the flow chart of the Beamforming Method operated according to depicted in one exemplary embodiment of the disclosure by base station. In step s310, in network entry stage, processing circuit 120 can be when executing network login, by as Q scanning beam Q base station beam, multiple periodic signals are transmitted using the frame header of M radio frame, wherein M≤1 and Q≤1.One In exemplary embodiment, it is used to return used preferred scanning beam when feedback according to user equipment, processing circuit 120 can To know the position of user equipment, thus scheduled wave beam can be dispatched to transmit data grouping.In this way, in step S320, in user equipment access phase, processing circuit 120 can be held by the scheduled wave beam selected from Q base station beam When row user equipment connects, by least one of the Q base station beam as at least one scheduled wave beam, M are used Sending and receiving data grouping is carried out in the load region of radio frame.
On the other hand, Fig. 3 B is the Wave beam forming according to depicted in one exemplary embodiment of the disclosure by user facility operation The flow chart of method.In step S330, in network entry stage, processing circuit 220 can be when executing network login, by work For at least one of at least one of Q base station beam of Q scanning beam, at least using M radio frame One of them frame header receives multiple periodic signals, wherein M≤1 and Q≤1.In step S340, rank is logged in network Section or user equipment access phase, processing circuit 220 can from Q base station beam, Q scanning beam of decision at least within it One is used as at least one scheduled wave beam.Processing circuit 220 can be based on Signal characteristic measurement (but not limited to this), from base station beam Select scheduled wave beam.In step S350, in user equipment access phase, processing circuit 220 can be by from Q base station wave When the scheduled wave beam selected in beam executes user equipment connection, by least one scheduled wave beam, M radio frame is used Sending and receiving data grouping is carried out at least one of load region.
In addition, in user equipment access phase, it, can be by user since user equipment 200 can move in the cell The received base station beam of equipment 200 is to dynamically change with the change in location of user equipment 200.That is, in order to Reach seamless data transmission, is necessary for switching the beam tracking of scheduled wave beam.In an exemplary embodiment, in addition to Outer to seek as wave beam using scanning beam in network entry stage, the scanning beam for carrying beam search signal can also be made In beam tracking for switching scheduled wave beam in user equipment access phase.In other words, for user on the move Equipment, when transmitting data grouping, base station 100 and user equipment 200 can execute beam tracking by scanning beam simultaneously.
Fig. 4 is the schematic diagram according to depicted in one exemplary embodiment of the disclosure for the frame structure of millimetre-wave attenuator.Nothing Line electricity frame 400 includes frame header 413, and frame header 413 is the initial segment positioned at radio frame 400.By each scanning beam The frame header 413 transmitted can the network system information of bearer network logging program, beam search signal, cell search signal with And downgoing control signal.For example, corresponding frame mark can be used in the beam search signal for corresponding respectively to multiple scanning beams Head and by scanning beam transmitting.In other words, base station 100 can be by the frame header corresponding to each scanning beam and its, period Property transmit control signal and be associated with the system information of network entry procedure.In addition, the load region 414 of radio frame 400 Be used in downlink/transmitting uplink data, and according to the relative position of base station and user equipment, be used for downlink/on The scheduled wave beam of row data transmission can be dynamically distributed in the load region 414 of radio frame.
It further says, frame header 413 includes downlink frame header 411 and uplink frame header 412, and the disclosure is not Limit the configuration order of downlink frame header 411 and uplink frame header 412.In downlink frame header 411, wave beam is sought and network Login can be performed.More particularly, an at least beam search signal for wave beam identifier belonging to carrying, can be by downlink An at least scanning beam in frame header 411 and transmitted by base station.User equipment can detect beam search signal, and user sets The standby scanning beam that base station user equipment can be notified to be located at by preferred scanning beam.That is, base station can be by Scanning beam and beam search signal is transmitted using the frame header of radio frame, and user equipment can by least one scanning Wave beam and an at least beam search signal is received using the frame header of radio frame.
In addition to this, in an exemplary embodiment, downlink is can be used in the synchronization signal or reference signal of network entry procedure Frame header 411 and transmitted by scanning beam.In an exemplary embodiment, the beam search letter of affiliated wave beam identifier is carried It number can be by the synchronization signal as network entry procedure, with detection time deviation and frequency departure.In one embodiment, base station Uplink frame header 412 can be used and detect random access preamble (random access preamble) by scanning beam, But the disclosure is not limited to this.It is transmitted once base station is sought and is aware of after network entry procedure in execution wave beam as data Preferred wave beam, the schedulable scheduled wave beam in base station simultaneously then transmits data point using the load region 414 of radio frame 400 Group.
Fig. 5 is the schematic diagram of the radio frame of the Wave beam forming mechanism according to depicted in one exemplary embodiment of the disclosure.Please Referring to Fig. 5, it is assumed that base station can generate the Q scanning beam towards different directions in one cell, and above-mentioned Q sweep It retouches wave beam and is assigned in M millimeter wqve radio frame and transmitted by base station.That is, each of M radio frame The N number of scanning beam (N=Q/M) that can be assigned among Q scanning beam.Each of Q scanning beam can be with every M nothing Line electricity frame is periodically passed, and scheduled wave beam is scheduled in the load region of M radio frame with sending and receiving data point Group.In detail, frame nfIncluding frame header and load region.N-thfIn the frame header of a frame, scanning beam #0~# (N-1) is held Load period signal (such as beam search signal, cell search signal etc.), downgoing control signal and network system information connect It is passed continuously.N-thfIn the load region of a frame, load has the scheduled wave beam #Xn of data groupingfIt is passed.
Similarly, after m frame, n-thfAmong the frame header of+m frames, scanning beam #mN~#N (m+1) -1 is held Load period signal (such as beam search signal, cell search signal etc.), downgoing control signal and network system information connect It is passed continuously.N-thfIn the load region of+m frames, load has the scheduled wave beam #Xn of data groupingf+ m is passed.In M-1 After a frame, n-thfAmong the frame header of+M-1 frames, periodic signal, downgoing control signal and network system letter are carried Scanning beam # (M-1) N~#NM-1 of breath is continuously passed.N-thfAmong the load region of+M-1 frames, load has data The scheduled wave beam #Xn of groupingf+ M-1 is passed.That is, the quantity for being allocated in scanning beam in a frame header is can Configuration, this quantity is determined by the quantity Q of base station beam and the beacon period M of periodic signal.Table 1 is configuration scanning One example of wave beam.
Table 1
In addition, transmitting in addition to scanning beam can be distributed in M radio frame, what is be passed in a frame header is swept Retouching wave beam can be distributed in the single subframe of frame header or be distributed in multiple subframes of frame header.In matching for concentrated Mode is set, N number of scanning beam can be continuously distributed in single a uplink/downlink subframe in frame header.On the other hand, exist Distributed configuration mode, N number of scanning beam can be continuously distributed in multiple uplink/downlink subframes in frame header.Than Compared with concentrated and distributed configuration mode, the configuration mode of concentrated can have for when shorter frame header.In addition to this, by Come long compared with the guard time of beam switchover (nanoseconds) in the guard time (Millisecond) of uplink and downlink switching, therefore concentrated Configuration mode the guard time that there is shorter uplink and downlink to switch.
Fig. 6 A is the scanning beam distribution in the frame header of the concentrated according to depicted in an exemplary embodiment of the disclosure Schematic diagram.Fig. 6 B is the scanning beam distribution in the frame header of the dispersing type according to depicted in an exemplary embodiment of the disclosure Schematic diagram.Please refer to Fig. 6 A, it is assumed that base station can generate in the cell towards 4 different directions 4 scanning beams (Q=4, Scanning beam #0~#3), and scanning beam #0 to # is transmitted in base station in single a subframe of the frame header of single wireless electricity frame 3 (M=1 and N=4).In fig. 6, for n-thfA frame, scanning beam #0 to the #3 for carrying downlink signal are distributed in frame In the same subframe 61 of header, and scanning beam #0 to the #3 for carrying uplink signal is distributed in the same of frame header In subframe 62.
Fig. 6 B is please referred to, similarly assumes that base station can generate 4 scanning beam (Q towards 4 different directions in the cell =4, scanning beam #0~#3), and scanning beam # is transmitted in base station in single a subframe of the frame header of single wireless electricity frame 0~#3 (M=1 and N=4).In fig. 6b, for n-thfA frame, carry scanning beam #0~#3 of downlink signal respectively by Be assigned in the different subframes 63,65,67 and 69 of frame header, and carry scanning beam #0 to the #3 of uplink signal respectively by It is assigned in the different subframes 64,66,68 and 70 of frame header.Fig. 6 A and Fig. 6 B are please referred to, to transmit the load of data grouping Area 701 comes long compared with load region 702.
Fig. 7 A is that the scanning beam in the frame header of the concentrated according to depicted in one exemplary embodiment of the disclosure distributes Schematic diagram.Fig. 7 B is showing for the scanning beam distribution in the frame header of the dispersing type according to depicted in one exemplary embodiment of the disclosure It is intended to.Please refer to Fig. 7 A, it is assumed that base station can generate 4 scanning beams (Q=4, the scanning towards 4 different directions in the cell Wave beam #0~#3), and scanning beam #0~#3 is transmitted in base station in two subframes of the frame header of two different radio frames (M=2 and N=2).In fig. 7, for n-thfA frame, the scanning beam #0~#1 for carrying downlink signal are distributed in frame mark In the same subframe 71 of head, and the scanning beam #0~#1 for carrying uplink signal is distributed in the same height of frame header In frame 72.For n-thf+ 1 frame, the scanning beam #2~#3 for carrying downlink signal are distributed in the same height of frame header In frame 73, and the scanning beam #2~#3 for carrying uplink signal is distributed in the same subframe 74 of frame header.
Fig. 7 B is please referred to, similarly assumes that base station can generate 4 scanning beam (Q towards 4 different directions in the cell =4, scanning beam #0~#3), and scanning wave is transmitted in base station in four subframes of the frame header of two different radio frames Beam #0~#3 (M=2 and N=2).In figure 7b, for n-thfA frame carries scanning beam #0 to the #1 difference of downlink signal It is assigned in the different subframes 75 and 77 of frame header, and the scanning beam #0~#1 for carrying uplink signal is respectively allocated Into the different subframes 76 and 78 of frame header.For n-thf+ 1 frame carries scanning beam #2~#3 difference of downlink signal It is assigned in the different subframes 79 and 81 of frame header, and the scanning beam #2~#3 for carrying uplink signal is respectively allocated Into the different subframes 80 and 82 of frame header.It is appreciated that coming in the more distributed frame header of the frame header of concentrated It is short.However, the sequence of downlink/sub-frame of uplink is not limited to the interior of the disclosure in the transmitting sequencing and frame of scanning beam Hold.
Based on above-mentioned, by different scanning beams and correspondingly frame header, base station can periodically transmit wave Beam search signal, cell search signal, system information and it is associated with network entry procedure and necessary by network entry procedure institute Control signal.Nevertheless, whether the grouping transmitting data segment of load region dispatch all can be according to the communication of user equipment 200 Demand, channel standard and grid ability dynamically determine.
Fig. 8 is the signal for sending signal periodically on scanning beam according to depicted in one exemplary embodiment of the disclosure Figure.Please refer to Fig. 8, by scanning beam transmit periodic signal include beam search signal (beam search signal, ) and cell search signal (cell search signal, CSS) BSS.Beam search signal corresponds respectively to Q scanning wave Beam, and each beam search signaling bearer has wave beam identifier.Scanning beam is relevant to different wave beam identifiers.In addition, cell Search signal carries cell identifier.In an exemplary embodiment, base station is come by scanning beam using corresponding frame header Send wave beam search signal and cell search signal.In fig. 8, scanning beam is transmitted in M radio frame, above-mentioned M radio frame is n-thfA frame is to n-thf+ M-1 frames.N-thfA frame is to n-thfThe frame header of+M-1 frames includes carrying phase With the cell search signal of cell identifier.In this way, which the period of cell search signal is a frame.
In addition to this, n-thfThe frame header carrying of a frame has the different waves for corresponding respectively to wave beam #0 to wave beam # (N-1) N number of beam search signal of beam identifier.N-thfThe frame header carrying of+m frames, which has, corresponds respectively to wave beam # (mN) to wave N number of beam search signal of the different beams identifier of beam # (N (m+1) -1).N-thfThe frame header carrying of+M-1 frames, which has, to divide Not Dui Yingyu wave beam #N (M-1) to wave beam # (NM-1) different beams identifier N number of beam search signal.By M frame mistake Afterwards, n-thfThe frame header carrying of+M frames has the N for the different beams identifier for corresponding respectively to wave beam #0 to wave beam # (N-1) A beam search signal.That is, the period of the beam search signal with same beam identifier is M frame.
It must be noted that beam search signal can provide wave beam to be scanned the user equipment of wave cover by least one Search, Frequency Synchronization and temporal information.In addition to this, in an exemplary embodiment, base station and user equipment use cell Search signal executes cell searching procedure.The cell search signal for carrying same cells identifier is distributed in M wirelessly In the frame header of each of electric frame.Primary synchronization signal (primary synchronization such as in LTE specification Signal, PSS) and subsynchronous signal (secondary synchronization signal, SSS) cell search letter Number, it can also be sent by scanning beam using the frame header of a frame.Cell search signal is capable of providing user equipment cell and searches Seek information.In an exemplary embodiment, cell search signal can also provide Frequency Synchronization and temporal information simultaneously.In other words It says, base station can periodically send control signal and be relevant to network and step on by each scanning beam and corresponding frame header Record the system information of program.
Fig. 9 is the flow chart of the Beamforming Method operated according to depicted in one exemplary embodiment of the disclosure by base station. In step S910, base station 100 can transmit different wave beams using the frame header of M radio frame by Q scanning beam Search signal and cell search signal, wherein M≤1 and Q≤1.Furthermore, by transmitting different beam search Signal and cell search signal, at least a user equipment can use M by the Q base station beam as Q scanning beam The frame header of radio frame is come synchronous at least a base station (for example, base station 100).In step S920, base station 100 can be by Q One of a scanning beam receives network and logins successfully message, to identify that at least one is scheduled from Q base station beam Wave beam.In step S930, base station 100 can be stepped on by scheduled wave beam using the load region of M radio frame to transmit network Record terminates message.Step S910 to S930 described herein refers to that base station 100 uses scanning beam and scheduled wave beam, comes Execution wave beam is sought and the network entry stage of network entry procedure.
In step S940, base station 100 can use M radio by the Q base station beam as Q scanning beam The frame header of frame transmits beam search signal.In step S950, base station 100 can be swept when sending and receiving data is grouped by Q Some or all of wave beam is retouched, is associated with some or all of Q base station beam using the frame header of M radio frame to receive An at least signal measurement parameter, to determine the scheduled wave beam that be grouped to sending and receiving data, and dispatch scheduled wave beam.Letter Number measurement parameter can be by any downlink signal transmitted in frame header by base station is measured, and obtained reception signal is strong Spend index (received signal strength indicator, RSSI) or signal noise ratio (signal-to-noise Ratio, SNR), but the disclosure is not subject to the limits.In step S960, base station 100 can be by the warp selected from Q base station beam Wave beam is dispatched, downstream arrangements (downlink assignment) information or uplink authorization (uplink grant) information are transmitted.? In step S970, base station 100 can be based on downstream arrangements information or uplink authorization information, carry out sending and receiving data point by scheduled wave beam Group.Step S940 to S970 described herein is referred to base station 100 and is executed beam tracking using scanning beam and using warp Wave beam is dispatched to execute the user equipment access phase of data packet transfer.
Figure 10 is according to depicted in one exemplary embodiment of the disclosure by the stream of the Beamforming Method of user facility operation Cheng Tu.In step S1001, user equipment 200 can be by the Q base station beam as an at least scanning beam at least within One of, different multiple beam search signals and one are received using at least one of frame header of M radio frame Cell search signal, wherein M≤1 and Q≤1.In step S1002, user equipment 200 can be by Q scanning beam extremely It is one of few, it seeks and synchronizes to execute wave beam using at least one of frame header of M radio frame.In step In rapid S1003, user equipment 200 can return network by one of Q scanning beam and login successfully message, so that base station 100 can identify scheduled wave beam from Q base station beam.In step S1004, user equipment 200 can be by scheduled wave Beam, network is received using the load region of one of M radio frame and is logged in terminates message.Step described herein S1001 to S1004 refers to user equipment 200 and executes using scanning beam and scheduled wave beam that wave beam is sought and network The network entry stage of logging program.
In step S1005, user equipment 200 can be come by Q scanning beam using the frame header of M radio frame Receive wave beam search signal.In step S1006, user equipment 200 can measure be associated with Q base station beam at least within it An one at least signal measurement parameter.In step S1007, user equipment 200 can by Q scanning beam at least within it One, declare at customs at least one of at least signal survey for being coupled to Q base station beam back and forth using the frame header of M radio frame Parameter is measured, with the scheduled wave beam for notifying base station to be grouped to sending and receiving data.In step S1008, user equipment 200 can be by The scheduled wave beam selected from Q base station beam receives downstream arrangements information or uplink authorization information.In step S1009, User equipment 200 can be grouped based on downstream arrangements information or uplink authorization information sending and receiving data.Step S1005 described herein is arrived S1009 is referred to user equipment 200 and is executed beam tracking using scanning beam and execute data using scheduled wave beam It is grouped the user equipment access phase of transmission.
In conclusion the scanning wave that the base station of the disclosure and user equipment at least can be transmitted periodically by base station Beam is sought and network entry procedure to execute wave beam.Furthermore, by the scheduled wave beam of base station dynamic transmitting, base It stands and data packet transfer can be performed in user equipment.In this way, which the Beamforming Method of the disclosure can be managed effectively Wave beam and most preferred wave beam is selected to be used to make the transmission of data.
Although the present invention is disclosed as above with embodiment, however, it is not to limit the invention, those skilled in the art, It does not depart from the spirit and scope of the present invention, when can make some changes and embellishment, therefore protection scope of the present invention is appended by the view Subject to claims confining spectrum.

Claims (36)

1.一种毫米波通信的波束形成方法,适于具有产生Q个基站波束的能力的基站,其特征在于,所述波束形成方法包括:1. A beamforming method for millimeter wave communication, suitable for a base station having the ability to generate Q base station beams, wherein the beamforming method comprises: 在执行网络登录时,藉由作为Q个扫描波束的Q个基站波束,使用M个无线电帧的帧标头来传递多个周期信号,其中M≧1以及Q≧1,其中所述M个无线电帧的帧标头中的每一个分配到所述Q个扫描波束之中的N个扫描波束,各所述Q个扫描波束以每M个无线电帧周期性地被传递;以及When performing network registration, multiple periodic signals are communicated using the frame headers of M radio frames, where M≧1 and Q≧1, with the Q base station beams being Q scanning beams, where the M radios each of the frame headers of a frame is assigned to N scan beams among the Q scan beams, each of the Q scan beams being delivered periodically every M radio frames; and 在藉由从所述Q个基站波束选出的至少一经调度波束执行用户设备连接时,藉由作为所述至少一经调度波束的所述Q个基站波束的至少其中之一,使用所述M个无线电帧的负载区来收发数据分组。When performing a user equipment connection by at least one scheduled beam selected from the Q base station beams, the M base station beams are used by at least one of the Q base station beams being the at least one scheduled beam The payload area of the radio frame to send and receive data packets. 2.如权利要求1所述的波束形成方法,还包括:2. The beamforming method of claim 1, further comprising: 藉由所述Q个扫描波束的其中之一,接收网络登录成功讯息,以从所述Q个基站波束识别出所述至少一经调度波束;以及by one of the Q scanning beams, receiving a network login success message to identify the at least one scheduled beam from the Q base station beams; and 藉由所述经调度波束,使用所述M个无线电帧的所述负载区来传递网络登录结束讯息。With the scheduled beam, the load region of the M radio frames is used to deliver a network registration end message. 3.如权利要求1所述的波束形成方法,其中在执行所述网络登录时,藉由作为所述Q个扫描波束的所述Q个基站波束,使用所述M个无线电帧的所述帧标头来传递所述周期信号的步骤包括:3. The beamforming method of claim 1, wherein the frame of the M radio frames is used with the Q base station beams being the Q scanning beams when the network registration is performed The steps of the header to convey the periodic signal include: 藉由所述Q个扫描波束,使用所述M个无线电帧的所述帧标头来同步至少一用户设备。At least one user equipment is synchronized using the frame headers of the M radio frames with the Q scanning beams. 4.如权利要求1所述的波束形成方法,其中所述周期信号包括分别对应于所述Q个扫描波束的多个波束搜寻信号,各所述波束搜寻信号承载波束识别符,并且所述扫描波束关联于不同的波束识别符。4. The beamforming method of claim 1, wherein the periodic signal comprises a plurality of beam search signals respectively corresponding to the Q scan beams, each of the beam search signals carrying a beam identifier, and the scan Beams are associated with different beam identifiers. 5.如权利要求4所述的波束形成方法,其中所述周期信号包括小区搜寻信号,并且所述小区搜寻信号承载小区识别符。5. The beamforming method of claim 4, wherein the periodic signal comprises a cell search signal, and the cell search signal carries a cell identifier. 6.如权利要求5所述的波束形成方法,其中在基于所述Q个扫描波束执行所述网络登录时,藉由作为所述Q个扫描波束的所述Q个基站波束,使用所述M个无线电帧的所述帧标头来传递所述周期信号的步骤包括:6. The beamforming method of claim 5, wherein the M base station beams are used by the Q base station beams as the Q scan beams when the network registration is performed based on the Q scan beams The step of conveying the periodic signal by the frame header of a radio frame includes: 使用所述小区搜寻信号来执行小区搜寻程序,其中承载有相同的所述小区识别符的所述小区搜寻信号被配置于各所述M个无线电帧的所述帧标头中。A cell search procedure is performed using the cell search signal, wherein the cell search signal carrying the same cell identifier is arranged in the frame header of each of the M radio frames. 7.如权利要求4所述的波束形成方法,还包括:7. The beamforming method of claim 4, further comprising: 在收发所述数据分组时,藉由所述Q个扫描波束,使用所述M个无线电帧的所述帧标头来传递所述波束搜寻信号;以及conveying the beam search signal using the frame header of the M radio frames with the Q scanning beams in transceiving the data packet; and 在收发所述数据分组时,藉由所述Q个扫描波束的至少其中之一,使用所述M个无线电帧的所述帧标头来接收关联于所述Q个扫描波束的部分或全部的至少一信号测量参数,以决定用来收发所述数据分组的所述经调度波束,以及调度所述经调度波束。Using the frame headers of the M radio frames to receive, by at least one of the Q scanning beams, some or all of the Q scanning beams in transceiving the data packets at least one signal measurement parameter to determine the scheduled beam for transmitting and receiving the data packet, and to schedule the scheduled beam. 8.如权利要求1所述的波束形成方法,其中从所述Q个基站波束选出的所述至少一经调度波束被调度至用来收发所述数据分组的所述M个无线电帧的所述负载区中。8. The beamforming method of claim 1, wherein the at least one scheduled beam selected from the Q base station beams is scheduled to the one of the M radio frames used to transceive the data packet in the load area. 9.如权利要求1所述的波束形成方法,其中在藉由从所述Q个基站波束选出的所述至少一经调度波束执行所述用户设备连接时,藉由作为所述至少一经调度波束的所述Q个基站波束的至少其中之一,使用所述M个无线电帧的所述负载区来收发所述数据分组的步骤包括:9. The beamforming method of claim 1, wherein when the user equipment connection is performed by the at least one scheduled beam selected from the Q base station beams, by being the at least one scheduled beam At least one of the Q base station beams, the step of using the load area of the M radio frames to transmit and receive the data packet includes: 藉由从所述Q个基站波束选出的所述经调度波束,传递下行配置(downlinkassignment)信息或上行授权(uplink grant)信息,以基于所述下行配置信息或所述上行授权信息收发所述数据分组。Passing downlink assignment information or uplink grant information through the scheduled beam selected from the Q base station beams to transmit and receive the said downlink assignment information or the uplink grant information data grouping. 10.一种基站,具有产生Q个基站波束的能力,其特征在于,包括:10. A base station having the ability to generate Q base station beams, comprising: 收发电路,经配置以传递和接收毫米波通信的无线信号;Transceiver circuitry configured to transmit and receive wireless signals for millimeter wave communications; 处理电路,耦接于所述收发电路,并且经配置以:a processing circuit, coupled to the transceiver circuit, and configured to: 在执行网络登录时,藉由作为Q个扫描波束的所述Q个基站波束,使用M个无线电帧的帧标头来传递多个周期信号,其中M≧1以及Q≧1,其中所述M个无线电帧的帧标头中的每一个分配到所述Q个扫描波束之中的N个扫描波束,各所述Q个扫描波束以每M个无线电帧周期性地被传递;以及When performing network registration, multiple periodic signals are communicated using the frame headers of M radio frames, where M≧1 and Q≧1, with the Q base station beams being Q scanning beams, where the M each of the frame headers of the radio frames is assigned to N scan beams among the Q scan beams, each of the Q scan beams being delivered periodically every M radio frames; and 在藉由从所述Q个基站波束选出的至少一经调度波束执行用户设备连接时,藉由作为所述至少一经调度波束的所述Q个基站波束的至少其中之一,使用所述M个无线电帧的负载区来收发数据分组。When performing a user equipment connection by at least one scheduled beam selected from the Q base station beams, the M base station beams are used by at least one of the Q base station beams being the at least one scheduled beam The payload area of the radio frame to send and receive data packets. 11.如权利要求10所述的基站,其中所述处理电路还经配置以:11. The base station of claim 10, wherein the processing circuit is further configured to: 藉由所述Q个扫描波束的其中之一,接收网络登录成功讯息,以从所述Q个基站波束识别出所述至少一经调度波束;以及by one of the Q scanning beams, receiving a network login success message to identify the at least one scheduled beam from the Q base station beams; and 藉由所述经调度波束,使用所述M个无线电帧的所述负载区来传递网络登录结束讯息。With the scheduled beam, the load region of the M radio frames is used to deliver a network registration end message. 12.如权利要求10所述的基站,其中所述处理电路还经配置以:12. The base station of claim 10, wherein the processing circuit is further configured to: 藉由所述Q个扫描波束,使用所述M个无线电帧的所述帧标头来同步至少一用户设备。At least one user equipment is synchronized using the frame headers of the M radio frames with the Q scanning beams. 13.如权利要求10所述的基站,其中所述周期信号包括分别对应于所述Q个扫描波束的多个波束搜寻信号,各所述波束搜寻信号承载波束识别符,并且所述扫描波束分别关联于不同的波束识别符。13. The base station of claim 10, wherein the periodic signal comprises a plurality of beam search signals respectively corresponding to the Q scan beams, each of the beam search signals carrying a beam identifier, and the scan beams respectively associated with different beam identifiers. 14.如权利要求13所述的基站,其中所述周期信号包括小区搜寻信号,并且所述小区搜寻信号承载小区识别符。14. The base station of claim 13, wherein the periodic signal comprises a cell search signal, and the cell search signal carries a cell identifier. 15.如权利要求14所述的基站,其中所述处理电路还经配置以:15. The base station of claim 14, wherein the processing circuit is further configured to: 使用所述小区搜寻信号来执行小区搜寻程序,其中承载有相同的所述小区识别符的所述小区搜寻信号被配置于各所述M个无线电帧的所述帧标头中。A cell search procedure is performed using the cell search signal, wherein the cell search signal carrying the same cell identifier is arranged in the frame header of each of the M radio frames. 16.如权利要求13所述的基站,其中所述处理电路还经配置以:16. The base station of claim 13, wherein the processing circuit is further configured to: 在收发所述数据分组时,藉由所述Q个扫描波束,使用所述M个无线电帧的所述帧标头来传递所述波束搜寻信号;以及conveying the beam search signal using the frame header of the M radio frames with the Q scanning beams in transceiving the data packet; and 在收发所述数据分组时,藉由所述Q个扫描波束的部分或全部,使用所述M个无线电帧的所述帧标头来接收关联于所述Q个扫描波束的部分或全部的至少一信号测量参数,以决定用来收发所述数据分组的所述经调度波束,以及调度所述经调度波束。Using the frame headers of the M radio frames to receive at least some or all of the Q scan beams by using the frame headers of the M radio frames in transceiving the data packets A signal measurement parameter to determine the scheduled beam used to transmit and receive the data packet, and to schedule the scheduled beam. 17.如权利要求10所述的基站,其中从所述Q个基站波束选出的所述至少一经调度波束被调度至用来收发所述数据分组的所述M个无线电帧的所述负载区中。17. The base station of claim 10, wherein the at least one scheduled beam selected from the Q base station beams is scheduled to the load region of the M radio frames used to transceive the data packets middle. 18.如权利要求10所述的基站,其中所述处理电路还经配置以:18. The base station of claim 10, wherein the processing circuit is further configured to: 藉由从所述Q个基站波束选出的所述经调度波束,传递下行配置(downlinkassignment)信息或上行授权(uplink grant)信息,以基于所述下行配置信息或所述上行授权信息收发所述数据分组。Passing downlink assignment information or uplink grant information by the scheduled beam selected from the Q base station beams to transmit and receive the said downlink assignment information or the uplink grant information data grouping. 19.一种毫米波通信的波束形成方法,适用于用户设备,其特征在于,所述波束形成方法包括:19. A beamforming method for millimeter wave communication, suitable for user equipment, wherein the beamforming method comprises: 在执行网络登录时,藉由作为Q个扫描波束的至少其中之一的Q个基站波束的至少其中之一,使用M个无线电帧的至少其中之一的帧标头来接收多个周期信号,其中M≧1以及Q≧1,其中所述M个无线电帧的帧标头中的每一个分配到所述Q个扫描波束之中的N个扫描波束,各所述Q个扫描波束以每M个无线电帧周期性地被传递;receiving a plurality of periodic signals using a frame header of at least one of the M radio frames by at least one of the Q base station beams being at least one of the Q scan beams while performing the network registration, where M≧1 and Q≧1, wherein each of the frame headers of the M radio frames is assigned to N scanning beams among the Q scanning beams, each of the Q scanning beams is assigned at every M radio frames are delivered periodically; 从所述Q个基站波束中,决定所述Q个基站波束的至少其中之一作为至少一经调度波束;以及from the Q base station beams, determining at least one of the Q base station beams as at least one scheduled beam; and 在藉由从所述Q个基站波束选出的所述至少一经调度波束执行用户设备连接时,藉由所述至少一经调度波束,使用所述M个无线电帧的至少其中之一的负载区来收发数据分组。When performing a user equipment connection by the at least one scheduled beam selected from the Q base station beams, using the load region of at least one of the M radio frames by the at least one scheduled beam Send and receive data packets. 20.如权利要求19所述的波束形成方法,还包括:20. The beamforming method of claim 19, further comprising: 藉由所述Q个扫描波束的其中之一,回报网络登录成功讯息,以使基站从所述Q个基站波束识别出所述经调度波束;以及reporting a network registration success message by one of the Q scanning beams, so that the base station can identify the scheduled beam from the Q base station beams; and 藉由所述经调度波束,使用所述M个无线电帧的其中之一的所述负载区来接收网络登录结束讯息。With the scheduled beam, the load region of one of the M radio frames is used to receive a network registration end message. 21.如权利要求19所述的波束形成方法,还包括:21. The beamforming method of claim 19, further comprising: 藉由所述Q个扫描波束的至少其中之一,使用所述M个无线电帧的其中之一的所述帧标头,来与基站进行同步。Synchronizing with a base station using the frame header of one of the M radio frames by at least one of the Q scanning beams. 22.如权利要求19所述的波束形成方法,其中所述周期信号包括分别对应于所述Q个扫描波束的多个波束搜寻信号,各所述波束搜寻信号承载波束识别符,并且所述扫描波束分别关联于不同的波束识别符。22. The beamforming method of claim 19, wherein the periodic signal comprises a plurality of beam search signals respectively corresponding to the Q scan beams, each of the beam search signals carrying a beam identifier, and the scan The beams are respectively associated with different beam identifiers. 23.如权利要求22所述的波束形成方法,其中所述周期信号包括小区搜寻信号,并且所述小区搜寻信号承载小区识别符。23. The beamforming method of claim 22, wherein the periodic signal comprises a cell search signal, and the cell search signal carries a cell identifier. 24.如权利要求23所述的波束形成方法,其中在执行所述网络登录时,藉由作为所述Q个扫描波束的至少其中之一的所述Q个基站波束的至少其中之一,使用所述M个无线电帧的至少其中之一的所述帧标头来接收所述周期信号的步骤包括:24. The beamforming method of claim 23, wherein when performing the network registration, with at least one of the Q base station beams being at least one of the Q scan beams, using The step of receiving the periodic signal by the frame header of at least one of the M radio frames includes: 使用所述小区搜寻信号来执行小区搜寻程序,其中承载有相同的所述小区识别符的所述小区搜寻信号被配置于各所述M个无线电帧的所述帧标头中。A cell search procedure is performed using the cell search signal, wherein the cell search signal carrying the same cell identifier is configured in the frame header of each of the M radio frames. 25.如权利要求22所述的波束形成方法,还包括:25. The beamforming method of claim 22, further comprising: 在收发所述数据分组时,藉由所述Q个扫描波束,使用所述M个无线电帧的所述帧标头来接收所述波束搜寻信号;以及receiving the beam search signal using the frame headers of the M radio frames with the Q scanning beams in transceiving the data packets; and 在收发所述数据分组时,藉由所述Q个扫描波束的部分或全部,使用所述M个无线电帧的所述帧标头来回报关联于所述Q个扫描波束的部分或全部的至少一信号测量参数,以通知所述基站用来收发所述数据分组的所述经调度波束。Using the frame headers of the M radio frames to report at least some or all of the Q scan beams associated with some or all of the Q scan beams when transceiving the data packets A signal measurement parameter to inform the base station of the scheduled beam used to transceive the data packet. 26.如权利要求19所述的波束形成方法,其中从所述Q个基站波束选出的所述至少一经调度波束被调度至用来收发所述数据分组的所述M个无线电帧的所述负载区中。26. The beamforming method of claim 19, wherein the at least one scheduled beam selected from the Q base station beams is scheduled to the one of the M radio frames used to transceive the data packet in the load area. 27.如权利要求19所述的波束形成方法,其中在藉由从所述Q个基站波束选出的所述至少一经调度波束执行所述用户设备连接时,藉由所述至少一经调度波束,使用所述M个无线电帧的至少其中之一的所述负载区来收发所述数据分组的步骤包括:27. The beamforming method of claim 19, wherein when the user equipment connection is performed by the at least one scheduled beam selected from the Q base station beams, by the at least one scheduled beam, The step of transceiving the data packet using the load region of at least one of the M radio frames includes: 藉由从所述Q个基站波束选出的所述经调度波束,接收下行配置(downlinkassignment)信息或上行授权(uplink grant)信息,以基于所述下行配置信息或所述上行授权信息收发所述数据分组。receiving downlink assignment information or uplink grant information by the scheduled beam selected from the Q base station beams, to transceive the said downlink assignment information or the uplink grant information based on the data grouping. 28.一种用户设备,其特征在于,包括:28. A user equipment, comprising: 收发电路,经配置以传递和接收无线信号;以及Transceiver circuits configured to transmit and receive wireless signals; and 处理电路,耦接于所述收发电路,并且经配置以:a processing circuit, coupled to the transceiver circuit, and configured to: 在执行网络登录时,藉由作为Q个扫描波束的至少其中之一的Q个基站波束的至少其中之一,使用M个无线电帧的至少其中之一的帧标头来接收多个周期信号,其中M≧1以及Q≧1,其中所述M个无线电帧的帧标头中的每一个分配到所述Q个扫描波束之中的N个扫描波束,各所述Q个扫描波束以每M个无线电帧周期性地被传递;receiving a plurality of periodic signals using a frame header of at least one of the M radio frames by at least one of the Q base station beams being at least one of the Q scan beams when performing network registration, where M≧1 and Q≧1, wherein each of the frame headers of the M radio frames is assigned to N scan beams among the Q scan beams, each of the Q scan beams being radio frames are delivered periodically; 从所述Q个基站波束中,决定所述Q个基站波束的至少其中之一作为至少一经调度波束;以及from the Q base station beams, determining at least one of the Q base station beams as at least one scheduled beam; and 在藉由从所述Q个基站波束选出的所述至少一经调度波束执行用户设备连接时,藉由所述至少一经调度波束,使用所述M个无线电帧的至少其中之一的负载区来收发数据分组。When performing a user equipment connection by the at least one scheduled beam selected from the Q base station beams, using the load region of at least one of the M radio frames by the at least one scheduled beam Send and receive data packets. 29.如权利要求28所述的用户设备,其中所述处理电路还经配置以:29. The user equipment of claim 28, wherein the processing circuit is further configured to: 藉由所述Q个扫描波束的其中之一,回报网络登录成功讯息,以使基站从所述Q个基站波束识别出所述经调度波束;以及reporting a network registration success message by one of the Q scanning beams, so that the base station can identify the scheduled beam from the Q base station beams; and 藉由所述经调度波束,使用所述M个无线电帧的其中之一的所述负载区来接收网络登录结束讯息。With the scheduled beam, the load region of one of the M radio frames is used to receive a network registration end message. 30.如权利要求28所述的用户设备,其中所述处理电路还经配置以:30. The user equipment of claim 28, wherein the processing circuit is further configured to: 藉由所述Q个扫描波束的至少其中之一,使用所述M个无线电帧的其中之一的所述帧标头,来与基站进行同步。Synchronizing with a base station using the frame header of one of the M radio frames by at least one of the Q scanning beams. 31.如权利要求28所述的用户设备,其中所述周期信号包括分别对应于所述Q个扫描波束的多个波束搜寻信号,各所述波束搜寻信号承载波束识别符,并且所述扫描波束分别关联于不同的波束识别符。31. The user equipment of claim 28, wherein the periodic signal comprises a plurality of beam search signals respectively corresponding to the Q scan beams, each of the beam search signals carrying a beam identifier, and the scan beams are associated with different beam identifiers, respectively. 32.如权利要求31所述的用户设备,其中所述周期信号包括小区搜寻信号,并且所述小区搜寻信号承载小区识别符。32. The user equipment of claim 31, wherein the periodic signal comprises a cell search signal, and the cell search signal carries a cell identifier. 33.如权利要求32所述的用户设备,其中所述处理电路还经配置以:33. The user equipment of claim 32, wherein the processing circuit is further configured to: 使用所述小区搜寻信号来执行小区搜寻程序,其中承载有相同的所述小区识别符的所述小区搜寻信号被配置于各所述M个无线电帧的所述帧标头中。A cell search procedure is performed using the cell search signal, wherein the cell search signal carrying the same cell identifier is arranged in the frame header of each of the M radio frames. 34.如权利要求31所述的用户设备,其中所述处理电路还经配置以:34. The user equipment of claim 31, wherein the processing circuit is further configured to: 在收发所述数据分组时,藉由所述Q个扫描波束,使用所述M个无线电帧的所述帧标头来接收所述波束搜寻信号;以及receiving the beam search signal using the frame headers of the M radio frames with the Q scanning beams in transceiving the data packets; and 在收发所述数据分组时,藉由所述Q个扫描波束的部分或全部,使用所述M个无线电帧的所述帧标头来回报关联于所述Q个扫描波束的部分或全部的至少一信号测量参数,以通知所述基站用来收发所述数据分组的所述经调度波束。Using the frame headers of the M radio frames to report at least some or all of the Q scan beams associated with some or all of the Q scan beams when transceiving the data packets A signal measurement parameter to inform the base station of the scheduled beam used to transceive the data packet. 35.如权利要求28所述的用户设备,其中从所述Q个基站波束选出的所述至少一经调度波束被调度至用来收发所述数据分组的所述M个无线电帧的所述负载区中。35. The user equipment of claim 28, wherein the at least one scheduled beam selected from the Q base station beams is scheduled to the load of the M radio frames used to transceive the data packets in the area. 36.如权利要求28所述的用户设备,其中所述处理电路还经配置以:36. The user equipment of claim 28, wherein the processing circuit is further configured to: 藉由从所述Q个基站波束选出的所述经调度波束,接收下行配置(downlinkassignment)信息或上行授权(uplink grant)信息,以基于所述下行配置信息或所述上行授权信息收发所述数据分组。receiving downlink assignment information or uplink grant information by the scheduled beam selected from the Q base station beams, to transceive the said downlink assignment information or the uplink grant information based on the data grouping.
CN201511027827.2A 2015-02-17 2015-12-31 Wave beam forming method for millimeter wave communication, base station and user equipment thereof Active CN105897322B (en)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
US201562116931P 2015-02-17 2015-02-17
US62/116,931 2015-02-17
TW104143719A TWI596918B (en) 2015-02-17 2015-12-25 Beamforming method for millimeter wave communication and base station and user equipment using the same
TW104143719 2015-12-25
US14/979,547 US10200093B2 (en) 2015-02-17 2015-12-28 Beamforming method of millimeter wave communication and base station and user equipment using the same
US14/979,547 2015-12-28

Publications (2)

Publication Number Publication Date
CN105897322A CN105897322A (en) 2016-08-24
CN105897322B true CN105897322B (en) 2019-02-22

Family

ID=57002499

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201511027827.2A Active CN105897322B (en) 2015-02-17 2015-12-31 Wave beam forming method for millimeter wave communication, base station and user equipment thereof

Country Status (1)

Country Link
CN (1) CN105897322B (en)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107888311B (en) * 2016-09-30 2019-09-20 华为技术有限公司 Synchronization method, device and device
CN107888240B (en) * 2016-09-30 2022-07-19 中兴通讯股份有限公司 A method and apparatus for beam scanning and switching
CN106712883B (en) * 2016-11-04 2018-10-09 北京展讯高科通信技术有限公司 Realize method, apparatus, base station and the user equipment of time synchronization
CN108260134B (en) * 2016-12-28 2023-12-29 华为技术有限公司 Method and device for adjusting downlink beam
CN108282838B (en) * 2017-01-06 2019-10-29 维沃移动通信有限公司 A kind of wave beam measurement method, source network side apparatus, user terminal and system
CN108366376B (en) * 2017-01-26 2021-10-29 中国移动通信有限公司研究院 A beam scanning method and base station
EP3586563B1 (en) * 2017-02-27 2023-05-10 Airvine Scientific, Inc. Millimeter wave communications through obstructions
US10044403B1 (en) * 2017-05-04 2018-08-07 Samsung Electronics Co., Ltd Apparatus and method for multi-beam initial synchronization for 5G-NR system
CN108809585B (en) * 2017-05-05 2024-03-29 华为技术有限公司 Information transmission method and device
CN107172625B (en) * 2017-05-08 2019-10-11 西安电子科技大学 Packet-based multi-beam scheduling method for mmWave communication
CN109150255B (en) * 2017-06-16 2021-06-01 华为技术有限公司 A beam matching method and communication device
US20180368152A1 (en) * 2017-06-16 2018-12-20 Mediatek Inc. Method for Simultaneous Beam Administration and Data Transmission in Beamforming Wireless Systems
CN107247253B (en) * 2017-06-27 2020-06-26 中国电子科技集团公司第三十八研究所 Visualization system and method for phased array radar beam scheduling information
CN108966352B (en) * 2018-07-06 2019-09-27 北京邮电大学 Dynamic Beam Scheduling Method Based on Deep Reinforcement Learning
CN111416647B (en) * 2020-04-07 2021-08-06 北京邮电大学 Beam tracking method, codebook generation method and device

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102511187A (en) * 2009-09-14 2012-06-20 瑞典爱立信有限公司 Using a subframe time offset when scheduling downlink data transmissions
CN103765792A (en) * 2011-06-17 2014-04-30 三星电子株式会社 Apparatus and method for supporting network entry in a millimeter-wave mobile broadband communication system
CN103988551A (en) * 2011-12-08 2014-08-13 交互数字专利控股公司 Method and apparatus for millimeter wave communication system
CN104079334A (en) * 2009-10-06 2014-10-01 英特尔公司 Millimeter-wave communication station and method for multiple-access beamforming in a millimeter-wave communication network
WO2014172306A3 (en) * 2013-04-15 2015-01-22 Interdigital Patent Holdings, Inc. Discontinuous reception (drx) schemes for millimeter wavelength (mmw) dual connectivity

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102511187A (en) * 2009-09-14 2012-06-20 瑞典爱立信有限公司 Using a subframe time offset when scheduling downlink data transmissions
CN104079334A (en) * 2009-10-06 2014-10-01 英特尔公司 Millimeter-wave communication station and method for multiple-access beamforming in a millimeter-wave communication network
CN103765792A (en) * 2011-06-17 2014-04-30 三星电子株式会社 Apparatus and method for supporting network entry in a millimeter-wave mobile broadband communication system
CN103988551A (en) * 2011-12-08 2014-08-13 交互数字专利控股公司 Method and apparatus for millimeter wave communication system
WO2014172306A3 (en) * 2013-04-15 2015-01-22 Interdigital Patent Holdings, Inc. Discontinuous reception (drx) schemes for millimeter wavelength (mmw) dual connectivity
CN105210444A (en) * 2013-04-15 2015-12-30 交互数字专利控股公司 Discontinuous reception (drx) schemes for millimeter wavelength (mmw) dual connectivity

Also Published As

Publication number Publication date
CN105897322A (en) 2016-08-24

Similar Documents

Publication Publication Date Title
CN105897322B (en) Wave beam forming method for millimeter wave communication, base station and user equipment thereof
TWI596918B (en) Beamforming method for millimeter wave communication and base station and user equipment using the same
US9967886B2 (en) Hierarchical beamforming method and base station and user equipment using the same
US11637620B2 (en) Coverage enhancement for distributed antenna systems and repeaters by time-division beamforming
EP3593507B1 (en) System and method for beam management in high frequency multi-carrier operations with spatial quasi co-locations
US11083046B2 (en) System and method for selecting a beamforming configuration
EP3526905B1 (en) Communications apparatus, method and mobile communications system
CN106797627A (en) Beam synchronization method of beam forming wireless network
US7953374B2 (en) Scheduling methods and systems for wireless multi-hop relay communications
CN109076533A (en) Initially adhere to method and system in a communications system using beam-formed signal
EP3598655A1 (en) Electronic device and method for wireless communication
CN105680918B (en) Hierarchical beam forming method, base station and user equipment thereof
CN109039437B (en) Unmanned aerial vehicle regional networking system
EP3605873B1 (en) Antenna arrays
US20230114713A1 (en) Radio frequency (rf)-based ranging and imaging in a wireless communications circuit, particularly for a wireless communications system (wcs)
WO2017076311A1 (en) System and method for large scale multiple input multiple output beamforming
US11936451B2 (en) Multi-beamwidth radio frequency (RF) beamforming optimization in a wireless communications apparatus, particularly for a wireless communications system (WCS)
CN119233382A (en) Communication method, device and computer readable storage medium
WO2024113054A1 (en) Machine learning assisted beamforming heatmap determination of a wireless communications system (wcs)

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant