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.