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WO2008110091A1 - Procédé et système d'affectation pour des ressources de mesure de canal dans un accès sans fil à large bande - Google Patents

Procédé et système d'affectation pour des ressources de mesure de canal dans un accès sans fil à large bande Download PDF

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Publication number
WO2008110091A1
WO2008110091A1 PCT/CN2008/070388 CN2008070388W WO2008110091A1 WO 2008110091 A1 WO2008110091 A1 WO 2008110091A1 CN 2008070388 W CN2008070388 W CN 2008070388W WO 2008110091 A1 WO2008110091 A1 WO 2008110091A1
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WO
WIPO (PCT)
Prior art keywords
measurement
terminal
channel
base station
time
Prior art date
Application number
PCT/CN2008/070388
Other languages
English (en)
Chinese (zh)
Inventor
Shulan Feng
Jinnan Liu
Original Assignee
Huawei Technologies Co., Ltd.
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 CNA2007101030127A external-priority patent/CN101262680A/zh
Application filed by Huawei Technologies Co., Ltd. filed Critical Huawei Technologies Co., Ltd.
Publication of WO2008110091A1 publication Critical patent/WO2008110091A1/fr
Priority to US12/421,727 priority Critical patent/US20090196250A1/en

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/20—Control channels or signalling for resource management
    • H04W72/23—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements

Definitions

  • the embodiments of the present invention relate to the field of wireless broadband access technologies, and more particularly, to embodiments of the present invention relate to a channel measurement resource allocation method and system in wireless broadband access. Background technique
  • Broadband wireless access technology is divided into two categories from the frequency band used, one is the high-band LMDS system, and the other is the low-band ⁇ DS system.
  • countries have different frequency bands for this.
  • the former generally occupies the frequency bands of 26 GHz, 28 GHz, 36 GHz, and 38 GHz.
  • the latter generally occupy lower frequency bands such as 2. 5 GHz, 3.5 GHz, 5. 8 GHz, and 10. 5 GHz.
  • the LMDS system features a large available bandwidth, but the all-weather reliable coverage is generally within 5 km, which is suitable for use in business hotspots.
  • the ⁇ DS system is characterized by small rain attenuation, and the all-weather reliable coverage is generally over 10 km. , but the bandwidth is small, suitable for SME and S0H0 users.
  • a broadband wireless access system generally consists of a base station (BTS), a terminal (SS), and an network management system (EMS).
  • the base station is responsible for covering the terminal and providing multiple service interfaces with the core network.
  • the terminal consists of an outdoor unit and an indoor unit. Usually, an outdoor directional antenna with a diameter of 4 inches is used, and the indoor unit can provide various types of user interfaces.
  • the network management equipment (EMS) is mainly connected to the base station. It has three modes: internal network management, out-of-band network management, and local network management. It implements functions such as operation and maintenance, performance monitoring, and software download.
  • the system can coexist with other unauthorized systems and between the system and authorized users.
  • Two coexistence methods are currently defined, namely, a coordinated coexistence method and an uncoordinated coexistence method.
  • a coordinated coexistence approach different systems need to be coordinated to maintain good communication quality and avoid interference.
  • the uncoordinated coexistence mode mainly includes two implementation modes. One is to perform carrier sensing before transmitting the signal, and if signal transmission is detected, no signal transmission is performed to avoid interference; When multiple systems occupy the same channel at the same time, some resources are actively released, and the system does not communicate with each other in an uncoordinated system.
  • the main purpose of the embodiments of the present invention is to provide a channel measurement resource allocation method for allocating measurement resources to terminals that have accessed the network.
  • Another object of embodiments of the present invention is to provide a channel measurement resource allocation system for allocating measurement resources to terminals that have access to the network.
  • a channel measurement resource allocation method in wireless broadband access comprising:
  • the terminal receives the channel measurement request sent by the base station, where the channel measurement request includes the channel to be tested and the measurement time, and the terminal performs measurement on the channel to be tested within the measurement time.
  • the channel to be tested is a current working channel
  • the method includes: receiving, by the terminal, the channel measurement request, and performing measurement on the current working channel in the measurement time.
  • the measuring the current working channel includes: performing an authorized user detection or an unauthorized user detection of the non-serving base station.
  • the channel to be tested is a non-current working channel, and the method includes:
  • the terminal switches from the current working channel to the non-current working channel; the terminal measures the non-current working channel.
  • the method further includes setting a maximum channel switching time in advance,
  • the terminal starts measurement of the non-current working channel no later than the maximum channel switching time after the start of the measurement time, and the terminal ends the measurement of the non-current working channel no later than the maximum channel switching time.
  • the method further includes: the terminal reporting the measurement result to the base station.
  • the reporting result reported by the terminal to the base station includes:
  • the terminal actively reports the measurement result to the base station after the measurement ends;
  • the terminal actively reports the measurement result to the base station before the measurement ends;
  • the base station Before the end of the terminal measurement, the base station sends a measurement result report request to the terminal, and the terminal reports the measurement result to the base station in response to the measurement result report request; or
  • the base station After the terminal measurement ends, the base station sends a measurement result report request to the terminal, and the terminal reports the measurement result to the base station in response to the measurement result report request.
  • the method further includes: the terminal ending the measurement of the channel to be tested.
  • Ending the measurement of the channel to be tested by the terminal includes:
  • the base station sends a measurement termination request to the terminal, and the terminal ends the measurement in response to the measurement termination request;
  • the base station instructs the terminal to receive the downlink signal or transmit the uplink signal within the measurement time, and the terminal ends the measurement.
  • the measurement time is preset by the base station according to the measurement purpose and the service condition of the terminal.
  • the method further includes:
  • the terminal performs normal communication with the base station outside the measurement time, and the set measurement time does not affect the normal communication between the terminal and the base station.
  • the measurement time is within a particular subframe or within a particular time slot.
  • the specific subframe is a secondary subframe.
  • the specific time slot is a CSI time slot or a CMI time slot or a CXCC time slot.
  • the measurement time is periodic time information.
  • the measurement time includes: a measurement start frame, a measurement time-frequency block start position, a measurement time-frequency block termination position, a measurement continuous frame length, and an interval between consecutive measurement frames. If the measurement time-frequency block termination position is not defined, the default measurement time-frequency block termination position is the end position of the frame where the measurement time-frequency block is located.
  • the method further includes any one of the following steps or any combination of more than one: using a higher order modulation scheme; lowering the coding rate; increasing the power generation; allocating more time-frequency resources.
  • the terminal receives one or more measurement requests sent by the base station;
  • the terminal When reporting the measurement result, the terminal indicates to the base station which specific measurement request of the base station corresponds to each measurement result.
  • the measurement times in each measurement request of the same base station do not overlap each other.
  • the channel measurement request received by the terminal further includes a channel measurement request number numbered by the base station;
  • the terminal When reporting the measurement result, the terminal further reports the measurement request number corresponding to the measurement result to the base station.
  • the base station allocates measurement resources to a plurality of terminals at a time, wherein the channel measurement requests of the multiple terminals are centralized into one request message, and the measurement request of each terminal includes one or more measurement resource allocation schemes.
  • a channel measurement resource allocation system in a wireless broadband access system comprising a base station and a terminal, wherein:
  • a base station configured to send a channel measurement request to the terminal, where the channel measurement request includes a channel to be tested and a measurement time;
  • a terminal configured to receive the channel measurement request, and measure the channel to be tested within the measurement time.
  • a base station configured to set a measurement time according to a measurement purpose and a service condition of the terminal, and send the measurement time to the terminal Sending a channel measurement request including a channel to be tested and a measurement time;
  • the base station does not send a downlink signal to the terminal during the measurement time, and does not send an uplink signal to the terminal;
  • the base station performs normal communication with the terminal outside the measurement time, and the set measurement time does not affect the normal service of the base station and the terminal.
  • the terminal is further configured to report the measurement result to the base station.
  • a terminal configured to actively report the measurement result to the base station after the measurement ends;
  • a terminal configured to actively report the measurement result to the base station before the measurement ends;
  • the base station Before the end of the terminal measurement, the base station sends a measurement result report request to the terminal, and the terminal reports the measurement result to the base station in response to the measurement result report request; or
  • the base station After the terminal measurement ends, the base station sends a measurement result report request to the terminal, and the terminal reports the measurement result to the base station in response to the measurement result report request.
  • the wireless broadband access system is an IEEE 802.16 system or an IEEE 802.22 system.
  • a base station in wireless broadband access includes a measurement time setting unit and a channel measurement request sending unit, where
  • a measurement time setting unit configured to set a measurement time at which the terminal performs measurement on the channel according to the measurement purpose and the service condition of the terminal;
  • a channel measurement request transmitting unit is configured to transmit the measurement time set by the measurement time setting unit.
  • the base station further includes a measurement result receiving unit, and the measurement result receiving unit is configured to receive the measurement result reported by the terminal.
  • the channel measurement request sending unit is further configured to send a measurement termination request to the terminal.
  • a terminal in wireless broadband access comprising a channel measurement request receiving unit and a channel measuring unit, wherein
  • a channel measurement request receiving unit configured to receive a channel measurement request, where the channel measurement request includes a channel to be tested and a measurement time; And a channel measurement unit, configured to measure the channel to be tested during the measurement time.
  • the channel to be tested is a current working channel
  • a channel measurement unit configured to measure the current working channel during the measurement time.
  • the channel to be tested is a non-current working channel
  • a channel measurement unit configured to switch the terminal from the current working channel to the non-current working channel during the measurement time, and perform measurement on the non-current working channel.
  • the terminal may further include a unit on the measurement result,
  • the measurement result reporting unit is configured to report the measurement result in the measurement time to the base station.
  • the base station sends a channel measurement request to the terminal, where the channel measurement request includes the channel to be tested and the measurement time; the terminal receives the channel measurement request, and compares the measurement time in the measurement time.
  • the measurement channel is measured, and the terminal preferably reports the measurement result to the base station.
  • the base station can allocate specific measurement resources to the terminal according to the measurement purpose and the service condition of the terminal when the terminal is required to perform measurement.
  • the base station does not receive the downlink signal or the uplink signal during the measurement duration, so that the normal service is not affected.
  • FIG. 1 is a schematic flow chart of a channel measurement resource allocation method in wireless broadband access according to an embodiment of the present invention
  • FIG. 2 is a schematic diagram of an exemplary frame for performing measurements during a particular subframe according to an embodiment of the present invention
  • FIG. 3 is a schematic diagram of an exemplary frame for performing measurements during a particular time slot in accordance with an embodiment of the present invention
  • FIG. 4 is an embodiment of the present invention.
  • An exemplary frame diagram of the base station determining that the terminal performs the measurement time;
  • FIG. 5 is a schematic structural diagram of a channel measurement resource allocation system in a wireless broadband access system according to an embodiment of the present invention
  • FIG. 6 is a schematic structural diagram of a base station according to an embodiment of the present invention.
  • FIG. 7 is a schematic diagram of an exemplary structure of a terminal according to an embodiment of the present invention. detailed description
  • FIG. 1 is a schematic flow chart of a channel measurement resource allocation method in wireless broadband access according to an embodiment of the present invention.
  • the method includes:
  • Step 1 01 The base station sends a channel measurement request to the terminal, where the channel measurement request includes a channel to be tested and a measurement time.
  • the base station when the base station requires the terminal to perform measurement, it is preferred to allocate a specific measurement time (ie, measurement resource) to the terminal according to the measurement purpose and the service condition of the terminal.
  • a specific measurement time ie, measurement resource
  • the base station preferably does not send downlink signals to the terminal, nor allocates uplink transmission resources to the terminal.
  • the measurement resources allocated by the base station preferably do not affect the normal service quality between the base station and the terminal.
  • normal service QoS in order to ensure measurement without affecting the QoS of the normal service, normal service QoS can be ensured by adopting a high-order modulation mode, reducing the coding rate, increasing the power generation, and increasing the allocated time-frequency resources.
  • Step 1 02 The terminal receives the channel measurement request, and performs measurement on the channel to be tested within the measurement time.
  • the terminal receives the channel measurement request, and performs measurement on the current working channel within the measurement time.
  • the measuring the current working channel may specifically include: performing an authorized user detection or an unauthorized user detection by the non-serving base station.
  • the terminal first switches from the current working channel to the non-current working channel, and then performs measurement on the non-current working channel.
  • the terminal shall start the measurement of the non-current working channel no later than the set maximum channel switching time after the start of the measurement time, and should end no later than the set maximum channel switching time. Measurement of non-current channel.
  • the terminal may also report the measurement result to the base station.
  • the terminal may actively report the measurement result to the base station after the measurement ends; the terminal may also actively report the measurement result to the base station before the measurement ends.
  • the base station before the terminal measurement ends, the base station sends a measurement result report request to the terminal, and the terminal reports the measurement result to the base station in response to the measurement result report request; or after the terminal measurement ends, the base station sends the measurement result report to the terminal.
  • the request the terminal re-reports the measurement result to the base station in response to the measurement result reporting request.
  • the base station may further terminate the measurement of the terminal.
  • the base station may terminate the measurement of the terminal by displaying, that is, the base station sends a measurement termination request to the terminal, and after receiving the measurement termination request of the base station, the terminal terminates the channel measurement being performed.
  • the base station may request the terminal to report the measurement result at this time to the base station, or notify the terminal to discard the measurement result.
  • the base station can also end the measurement of the terminal in an implicit manner. For example, the terminal is required to receive the downlink signal or send the uplink signal in the originally allocated measurement resource, so that the terminal ends the measurement.
  • the base station can also terminate the ongoing measurement by transmitting a new measurement request signal. After receiving the new measurement request, the terminal performs measurement according to the new measurement requirements. The unfinished measurement result can be reported to the base station or discarded. It is possible to decide whether to report or discard the unfinished measurement result according to the requirements of the base station.
  • the terminal may report the measurement result or not report the report according to the situation of the measurement.
  • the base station can send one or more measurement requests to the terminal.
  • the measurement times allocated in each measurement request do not overlap each other.
  • the terminal reports the measurement result, it needs to indicate which measurement request of the base station corresponds to each measurement result.
  • the base station can send the measurement request number to the terminal, and send the measurement request number to the terminal along with the measurement request message.
  • the terminal reports the measurement request number corresponding to the measurement result.
  • the base station may also allocate measurement resources to multiple terminals at one time.
  • a measurement request of multiple terminals may be included, and one or more measurement resource allocation schemes may be included in the measurement request of each terminal.
  • the measurements described herein include any measurement of a particular signal search, energy detection, interference detection, and the like.
  • the measurement time is preferably preset by the base station in accordance with the measurement purpose and the traffic condition of the terminal.
  • the base station may require the terminal to measure the non-working channel during a particular subframe (e.g., during a secondary subframe). At this time, the base station does not transmit the downlink signal to the terminal during this particular subframe, nor does it require the terminal to transmit the uplink signal.
  • the base station can determine the required measurement time in various ways. For example: The base station performs measurement by signaling the terminal this frame or the next frame or the next N frame each time, and measures which subframe or subframes to use. The base station can also allocate longer periodic measurement resources to the terminal. The base station can inform the terminal of the duration of the measurement. During this duration, the terminal always measures the required measured channel according to the allocated periodic measurement time until the base station updates the measurement request in a certain manner.
  • the base station can define the measurement time by sending the following parameters to the terminal.
  • One of the parameters defined is: Measurement start frame: The coexistence frame number that defines the start of the measurement or the frame number of the measurement start; Measurement duration: Defines the continuous frame length of the measurement, if it is a special value, for example 0 means that the measurement is always performed in this way until the base station terminates the measurement in a certain way; the interval between two consecutive measurement frames: the MAC frame spacing or the coexistence frame spacing between the measurement frames each containing the measurement time-frequency block Measured Subframe: Indicates in which subframe the measurement is performed, where there may be one or more measurement subframes in one measurement frame.
  • 2 is a schematic diagram of an exemplary frame for making measurements during a particular subframe in accordance with an embodiment of the present invention. As shown in Figure 2, one coexistence frame includes 4 MAC frames, and the secondary subframe is a measurement subframe.
  • the base station may also require the terminal to be in certain specific time slots, such as CS I (Coexi sence Singular Interworking, CMI), or CMI (Coexi s ence sage Interva l: coexistence message interval) / CXCC (Co-eXi s tence Control Channel, coexistence control channel) Time slots are measured. If the base station requires the terminal to measure the CSI /CMI/CXCC of the non-working channel, the resource scheduling of the base station should be properly allocated to reserve sufficient channel switching time without affecting the normal service transmission and reception.
  • CS I Coexi sence Singular Interworking, CMI
  • CMI Coexi s ence sage Interva l: coexistence message interval
  • CXCC Co-eXi s tence Control Channel, coexistence control channel
  • the base station can notify the terminal of the measured duration. During this time range, the terminal always measures the channel to be measured in the CSI/CMI/CXCC time slot until the base station notifies the terminal to update the measurement request in a certain manner. The base station can also notify the channel to be measured in the time slot by common signaling each time.
  • the base station may also notify the periodic measurement resource for measurement within a period of time.
  • 4 is a schematic diagram of an exemplary frame in which a base station determines that a terminal performs measurement time according to an embodiment of the present invention.
  • Measurement start frame Define the starting frame number of the measurement
  • Measurement duration Define the continuous frame length of the measurement. If it is a special value, such as 0, it means that the measurement is always performed in this way until the base station passes.
  • the measurement is terminated in various ways; the interval between two consecutive measurement frames: the frame spacing between each measurement frame containing the measurement time-frequency block; the measurement time-frequency block: the measurement time-frequency block within each measurement frame, There may be one or more measurement time-frequency blocks in a measurement frame.
  • the measurement time-frequency block is defined by the time-frequency block start position and the time-frequency block termination position. If the time-frequency block termination position is not defined, it indicates that the measurement time-frequency block is terminated.
  • the position is the end position of the frame.
  • the base station can clearly define the time at which the terminal performs measurements. There are several ways to define it, such as defining a measurement start frame and a measurement area. If the measurement start frame is 0, the measurement is performed in the current frame, if the measurement start frame is 1, the measurement is performed in the next frame, and so on; the measurement area is the time-frequency block used for measurement when measuring the frame. , there may be one or more measured time-frequency blocks in one frame.
  • FIG. 5 is a schematic diagram showing an exemplary structure of a channel measurement resource allocation system in a wireless broadband access system according to an embodiment of the present invention.
  • the system 500 includes a base station 501 and a terminal 502, where:
  • the base station 501 is configured to send a channel measurement request to the terminal 502, where the channel measurement request includes Channel to be tested and measurement time;
  • the terminal 502 is configured to receive the channel measurement request, and perform measurement on the channel to be tested within the measurement time.
  • the base station 501 is configured to set a measurement time according to the measurement purpose and the service condition of the terminal, and send a channel measurement request including the channel to be tested and the measurement duration to the terminal 502.
  • the base station 501 does not send the downlink signal to the terminal, and does not send the uplink signal to the terminal, where the base station 501 can perform normal communication with the terminal 502 outside the measurement time, without affecting the terminal 502. Normal service transmission.
  • the terminal 502 is further configured to: >3 ⁇ 4 the measurement result to the base station 501.
  • the terminal 502 may actively report the measurement result to the base station after the measurement ends; or actively report the measurement result to the base station before the measurement ends; or before the terminal measurement ends, the base station 501 sends a measurement result report request to the terminal 502, and the terminal 502 responds to The measurement result report requesting the measurement result to the base station 501; or after the terminal 502 ends the measurement, the base station 501 sends a measurement result report request to the terminal 502, and the terminal 502 reports the measurement result to the base station 501 in response to the measurement result report request.
  • base station 501 can further terminate the measurement of terminal 502.
  • the base station 501 can terminate the measurement of the terminal 502 by displaying, that is, the base station 501 sends a measurement termination request to the terminal 502, and the terminal 502 terminates the measurement after receiving the measurement termination request of the base station 501.
  • the base station 501 may request the terminal 502 to report the measurement result at this time to the base station 501, or notify the terminal 502 to discard the measurement result.
  • the base station 501 can also end the measurement of the terminal 502 in an implicit manner.
  • the terminal 502 is required to receive a downlink signal or send an uplink signal in the originally allocated measurement resource, so that the terminal 502 ends the measurement.
  • the base station 501 can also terminate the ongoing measurement by transmitting a new measurement request signal. After receiving the new measurement request, the terminal 502 performs measurement according to the new measurement request, and the uncompleted measurement result may be reported to the base station 501 or may be discarded. The unfinished measurement result may be reported or discarded according to the requirements of the base station.
  • the base station 501 can also send one or more measurement requests to the terminal 502. When the base station 501 transmits a plurality of channel measurement requests to the terminal 502, the measurement times allocated in each measurement request do not overlap each other. When reporting the measurement result, the terminal 502 needs to indicate which channel measurement request the base station 501 corresponds to each measurement result.
  • the base station 501 sends a measurement request number to the terminal 502, and the terminal 502 reports the measurement request number corresponding to the measurement result when the measurement result is reported.
  • the preferred base station 501 may also allocate measurement resources to multiple terminals at a time, where a request message may include measurement requests of multiple terminals at the same time, and each measurement request of each terminal may include one or more measurement resource allocation schemes. .
  • the wireless broadband access system is an IEEE 802.16 system or an IEEE 802.22 system.
  • the present invention has been described above by taking the I EEE 802.16 system and the IEEE 802.22 system as an example, those skilled in the art will appreciate that the present invention is not limited to the IEEE 802.16 system or the IEEE 802.22 system. Rather, it can be applied to any wireless broadband access system.
  • FIG. 6 is a schematic structural diagram of a base station according to an embodiment of the present invention.
  • the base station 600 includes a measurement time setting unit 601 and a channel measurement request transmitting unit 602.
  • the measurement time setting unit 601 is configured to set a measurement time for the terminal to perform measurement on the channel according to the measurement purpose and the service condition of the terminal; and the channel measurement request sending unit 602 is configured to send the measurement time set by the measurement time setting unit.
  • the channel measurement request sending unit 602 may be further configured to send a measurement termination request to the terminal, and the terminal ends the measurement in response to the measurement termination request.
  • the base station 600 may further include a measurement result receiving unit, and a measurement result receiving unit, configured to receive the measurement result reported by the terminal.
  • FIG. 7 is a schematic diagram of an exemplary structure of a terminal according to an embodiment of the present invention.
  • the terminal 700 includes a channel measurement request receiving unit 701, a channel measuring unit 702, and a measurement result upper unit 703, where
  • the channel measurement request receiving unit 701 is configured to receive a channel measurement request, where the channel measurement request includes a channel to be tested and a measurement time;
  • the channel measurement unit 702 is configured to perform measurement on the channel to be tested in the measurement time.
  • the measurement result reporting unit 703 is configured to report the measurement result to the base station.
  • the channel to be tested is the current working channel
  • the channel measuring unit 702 is configured to measure the current working channel during the measurement time.
  • the channel to be tested may also be a non-current working channel
  • the channel measuring unit 702 is configured to switch the terminal from the current working channel to the non-current working channel during the measurement time, and measure the non-current working channel.

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  • Computer Networks & Wireless Communication (AREA)
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Abstract

L'invention concerne un procédé d'affectation pour des ressources de mesure de canal dans un accès sans fil à large bande, ce procédé comprenant les étapes suivantes : un terminal reçoit la demande de mesure de canal envoyée depuis une station de base, la demande comprenant le canal à mesurer et la période de la mesure. L'invention concerne également un système d'affectation, une station de base et un terminal utilisant ce procédé. Selon la présente invention, un terminal pourrait acquérir les ressources de mesure disponibles sans affecter la communication de service normale avec la station de base.
PCT/CN2008/070388 2007-03-09 2008-02-29 Procédé et système d'affectation pour des ressources de mesure de canal dans un accès sans fil à large bande WO2008110091A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US12/421,727 US20090196250A1 (en) 2007-03-09 2009-04-10 Method and system for allocating channel measurement resources in wireless broadband access

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
CN200710088034 2007-03-09
CN200710088034.0 2007-03-09
CN200710103012.7 2007-04-29
CNA2007101030127A CN101262680A (zh) 2007-03-09 2007-04-29 无线宽带接入中的信道测量资源分配方法和系统

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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1496161A (zh) * 2002-09-19 2004-05-12 ���ǵ�����ʽ���� 确定移动通信系统中mbms业务传输方案的方法
US20050250495A1 (en) * 2004-05-07 2005-11-10 Black Simon A Apparatus, and associated method, for facilitating a radio resource measurement in a radio communication system
US20070047485A1 (en) * 2005-08-24 2007-03-01 Qualcomm Incorporated Varied transmission time intervals for wireless communication system

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1496161A (zh) * 2002-09-19 2004-05-12 ���ǵ�����ʽ���� 确定移动通信系统中mbms业务传输方案的方法
US20050250495A1 (en) * 2004-05-07 2005-11-10 Black Simon A Apparatus, and associated method, for facilitating a radio resource measurement in a radio communication system
US20070047485A1 (en) * 2005-08-24 2007-03-01 Qualcomm Incorporated Varied transmission time intervals for wireless communication system

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