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WO2014000294A1 - Procédé et dispositif d'attribution de canal de service - Google Patents

Procédé et dispositif d'attribution de canal de service Download PDF

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Publication number
WO2014000294A1
WO2014000294A1 PCT/CN2012/077985 CN2012077985W WO2014000294A1 WO 2014000294 A1 WO2014000294 A1 WO 2014000294A1 CN 2012077985 W CN2012077985 W CN 2012077985W WO 2014000294 A1 WO2014000294 A1 WO 2014000294A1
Authority
WO
WIPO (PCT)
Prior art keywords
channel
carrier
available idle
access service
idle channel
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.)
Ceased
Application number
PCT/CN2012/077985
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English (en)
Chinese (zh)
Inventor
姚国强
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.)
Huawei Technologies Co Ltd
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
Application filed by Huawei Technologies Co Ltd filed Critical Huawei Technologies Co Ltd
Priority to CN201280000700XA priority Critical patent/CN102870482A/zh
Priority to PCT/CN2012/077985 priority patent/WO2014000294A1/fr
Publication of WO2014000294A1 publication Critical patent/WO2014000294A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W28/00—Network traffic management; Network resource management
    • H04W28/16—Central resource management; Negotiation of resources or communication parameters, e.g. negotiating bandwidth or QoS [Quality of Service]
    • H04W28/18—Negotiating wireless communication parameters
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/02—Power saving arrangements
    • H04W52/0203—Power saving arrangements in the radio access network or backbone network of wireless communication networks
    • H04W52/0206—Power saving arrangements in the radio access network or backbone network of wireless communication networks in access points, e.g. base stations
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks

Definitions

  • the present invention relates to a mobile communication system, and in particular, to a service channel allocation method and apparatus. Background technique
  • the multi-carrier station has the advantages of high integration and high energy efficiency.
  • the application of multi-carrier technology in network construction can reduce the capital expenditure (CAPEX) of the operator network construction and realize the operating cost of the network maintenance (Operating Expense, OPEX), widely used.
  • the traffic channel allocation method adopts the principle that the channel type and the access service type are optimally matched, that is, the voice service is carried over the voice channel, and the data service is carried through the data channel. If there are multiple optimal channels, the services are allocated randomly or according to the quality of the service channel; if there is no optimal channel, the channel type conversion is performed, or the packet service translation part is required according to factors such as the support capability and priority of the call. Data traffic channel, or preempt the channel occupied by the low priority call, or wait for other calls to release the channel. In the multi-carrier base station, the energy-saving effect of the prior art traffic channel allocation method is not significant.
  • Embodiments of the present invention provide a method and an apparatus for allocating traffic channels, which effectively reduce energy consumption of a multi-carrier base station.
  • An aspect of the present invention provides a method for allocating a traffic channel, including: selecting an available idle channel that matches a type of the access service according to a type of access service; and acquiring a multi-carrier transmit channel of the available idle channel. a time slot condition; assigning the traffic channel to the access service according to a time slot condition of the multi-carrier transmission channel.
  • a service channel allocation apparatus including: a first selecting unit, configured to select an available idle channel that matches a type of the access service according to a type of access service; a unit, configured to acquire a time slot condition of a multi-carrier transmit channel of the available idle channel selected by the first selection unit, and a second selecting unit, configured to acquire, according to the time slot status of the multi-carrier transmit channel acquired by the acquiring unit And allocating the traffic channel to the access service.
  • an available idle channel matching the type of the access service is selected according to the type of the access service, to ensure normal access of the service, and according to the multi-carrier.
  • the time slot condition of the transmitting channel allocates the traffic channel to the access service, that is, the traffic channel allocation is from the perspective of energy saving, so that more idle time slots can be obtained on the multi-carrier transmitting channel, and the multi-carrier power amplifier (multi- The carrier power amplifier (MCPA) can be turned off for a longer period of time, or the output power of the multi-carrier transmit channel is smoother, so that the bias voltage of the MCPA is more stable, and the MCPA can be in an efficient working state for a long time, and the multi-carrier base station is improved. energy saving effect.
  • FIG. 1 is a flowchart of a method for allocating a traffic channel according to an embodiment of the present invention
  • FIG. 2 is a flowchart of another method for allocating traffic channels according to an embodiment of the present invention.
  • FIG. 3 is a flowchart of another method for allocating traffic channels according to an embodiment of the present invention.
  • FIG. 5 is a schematic structural diagram of a service channel allocating apparatus according to an embodiment of the present invention. detailed description
  • the type of the access service mainly includes a voice service and a data service.
  • the voice service may include: a voice call service;
  • the data service may include: web browsing, instant messaging, data downloading, video, audio, and the like.
  • the available idle channel refers to an idle channel with a normal channel state and capable of carrying a service. For example, an idle channel is unavailable in the case of a blocked state or a failure, and cannot carry traffic. Therefore, when channel allocation is performed, an available idle channel is selected for allocation.
  • the available idle channel that matches the type of the access service refers to an available idle channel capable of carrying the access service. For example, when the type of the access service is a voice service, the available idle channel that matches the type of the access service may include an available idle voice channel, and may also include an available voice service capable of carrying voice services after channel type conversion. Idle data channel or signaling channel.
  • the time slot condition of the multi-carrier transmitting channel includes at least one of a slot occupancy state of the multi-carrier transmitting channel, a carrier slot occupancy state of the multi-carrier transmitting channel, and a slot output power of the multi-carrier transmitting channel.
  • the time slot occupied state of the multi-carrier transmit channel refers to the occupied state of the same time slot of all carriers on the multi-carrier transmit channel; when the same time slot of at least one carrier on the multi-carrier transmit channel is occupied The time slot occupation status of the multi-carrier transmission channel of the same time slot is occupied; when the same time slot of all carriers on the multi-carrier transmission channel is not occupied, the same time slot The slot occupancy status of the multi-carrier transmit channel is unoccupied.
  • the multi-carrier single board includes a first multi-carrier transmission channel and a second multi-carrier transmission channel, and each of the multi-carrier transmission channels is configured with three carriers, which are a first carrier, a second carrier, and a third carrier, respectively.
  • the first available idle channel is on the 2 slots of the first carrier
  • the second available idle channel is on the 3 slots of the second carrier
  • the slot occupancy status of the multi-carrier transmit channel of the available idle channel refers to 2 slots and 3 slots on the first multi-carrier transmit channel.
  • the time slot of the at least one carrier of the first multi-carrier transmission channel is already occupied, the time slot occupation status of the multi-carrier transmission channel of the first available idle channel is occupied; The two slots of the three carriers on the multi-carrier transmit channel are unoccupied. Then, the slot occupancy status of the multi-carrier transmit channel of the first available idle channel is unoccupied.
  • the slot output power of the multi-carrier transmit channel refers to the sum of the slot output powers of all the carriers on the multi-carrier transmit channel, and the slot output power of the multi-carrier transmit channel can be calculated by using the power control information.
  • the power control information includes a carrier power type configured by the base station controller or the base station, a carrier static power level and power fine adjustment, and a channel dynamic power level obtained according to the base station dynamic power control algorithm.
  • the carrier slot occupancy state of the multi-carrier transmit channel refers to the occupied state of all slots of the carrier on the multi-carrier transmit channel; if all slots of the carrier are not occupied, the carrier of the multi-carrier transmit channel The slot status is unoccupied; if at least one slot in all slots of the carrier is occupied, the carrier slot status of the multi-carrier transmission channel is occupied.
  • the carrier refers to a carrier where the available idle channel is located.
  • Multi-carrier power amplifier shutdown is based on the occupancy of the time slot on the multi-carrier power amplifier, dynamically turning off the power amplifier of the idle time slot, reducing the power consumption of the power amplifier; the more idle time slots on the multi-carrier transmission channel, the multi-carrier power amplifier off The more energy-saving effect of the break is more significant.
  • the multi-carrier intelligent voltage adjustment is based on the output power of the multi-carrier transmission channel over a period of time, dynamically adjusting the power amplifier bias voltage, improving the working efficiency of the multi-carrier module power amplifier under the same output power; the smoother the output power of the multi-carrier transmission channel is adjusted
  • an available idle channel matching the type of the access service is selected to ensure normal access of the service, and at the same time, according to the multi-carrier transmission.
  • the time slot condition of the channel, the traffic channel is allocated to the access service that is, the traffic channel allocation is from the perspective of energy saving, so that more idle time slots can be obtained on the multi-carrier transmission channel, and the MCPA can be turned off longer.
  • the output power of the multi-carrier transmitting channel is made smoother, so that the bias voltage of the MCPA is more stable, and the power amplifier can be in an efficient working state for a long time, thereby improving the energy-saving effect of the multi-carrier base station.
  • a method for allocating traffic channels is specifically as follows.
  • the type of the access service and the available idle channel that matches the type of the access service are consistent with the related description in step 101.
  • step 202 Determine whether the multi-carrier transmit channel where the available idle channel is located includes a Broadcast Control Channel (BCCH) carrier, and if there is at least one available idle channel in the available idle channel, the multi-carrier transmit channel includes a BCCH carrier. Then, step 203 is performed; otherwise, step 206 is performed.
  • BCCH Broadcast Control Channel
  • the BCCH carrier always outputs power regardless of whether it carries the service. Therefore, the available idle channel on the multi-carrier transmission channel where the BCCH carrier is located can be preferentially allocated to the access service.
  • the MCPA of the multi-carrier transmission channel can be turned off, and a better energy-saving effect is obtained.
  • step 203 Determine whether the carrier where the at least one available idle channel is located includes a BCCH carrier, if the carrier where the at least one available idle channel is located includes a BCCH carrier, perform step 204; if the carrier where the at least one available idle channel is located does not include For the BCCH carrier, go to step 205.
  • the idle channel is on the BCCH carrier, and the traffic channel can be selected and allocated to the access service by one or more service channel selection methods in the prior art.
  • the method for selecting a traffic channel in the prior art may be a range of use of the channel, a quality of the channel, or a random selection.
  • step 201 is performed to obtain two available idle channels that match the type of the access service, and the channel types are respectively a Packet Data Channel (PDCH) and a service.
  • the channel Traffic Channel, TCH
  • a random selection method may be used to select an available idle channel for allocation to the access service, or a quality selection method may be used to select the best quality idle channel.
  • the allocation to the access service may also be selected according to the range of use of the channel, that is, the TCH channel with a small channel usage range is allocated to the access service.
  • the time slot output power of the multi-carrier transmit channel refers to the sum of the slot output power of each carrier on the multi-carrier transmit channel, which can be obtained by using power control information.
  • the power control information includes a carrier power type configured by the base station controller or the base station, a carrier static power level and power fine adjustment, and a channel dynamic power level obtained according to the base station dynamic power control algorithm.
  • step 207 Determine a slot occupancy status of the multi-carrier transmit channel of the available idle channel. If the slot occupancy status of the multi-carrier transmit channel of the at least one available idle channel is occupied, perform step 207; The time slot occupation status of the multi-carrier transmission channel of the channel is unoccupied, and step 208 is performed.
  • the traffic channel when there are two or more of the at least one available idle channel, the traffic channel may be selected and allocated to the access service by one or more service channel selection methods in the prior art. 208. Select the service channel in the available idle channel, and allocate the traffic channel to the access service. The service channel may be selected and allocated to the access service by using one or more service channel selection methods in the prior art. For details, refer to the steps. 204.
  • the channel allocation method may only include steps 201-205; in another implementation scenario, the multi-carrier module configuration When multiple carriers are used, and one of the multi-carrier transmit channels includes only the BCCH carrier, the channel allocation method may include only step 201, step 202, and steps 206-208.
  • steps 206-208 are performed, where the non-BCCH carrier is located.
  • a traffic channel is selected on the carrier transmit channel and allocated to the access service.
  • the access service is preferentially allocated to the multi-carrier transmit channel on the multi-carrier transmit channel where the BCCH carrier is located.
  • the available idle channel makes the output power of the multi-carrier transmit channel where the BCCH carrier is located more stable, so that the bias voltage of the MCPA is more stable, and the power amplifier can be in an efficient working state for a long time, and the energy saving effect is more significant; when the available idle channel is available
  • the time slot occupied by the access service to the multi-carrier transmit channel is occupied as an available idle channel, and the number of idle slots on the multi-carrier transmit channel is increased. The more the multi-carrier power amplifier shutdown function can be fully utilized, the maximum energy saving of the multi-carrier base station can be realized.
  • a method for allocating traffic channels is specifically as follows. 301. Select an available idle channel that matches the type of the access service according to the type of the access service.
  • the type of the access service, and the type that matches the type of the access service are available. See step 101 for a description of the idle channel.
  • step 306 is performed.
  • step 303 Determine whether the carrier where the at least one available idle channel is located includes a BCCH carrier, if the carrier where the at least one available idle channel is located includes a BCCH carrier, perform step 304; if the carrier where the at least one available idle channel is located, The BCCH carrier is included, and step 305 is performed.
  • step 304 For the specific implementation of step 304, refer to step 204.
  • the slot output power of the multi-carrier transmit channel is consistent with the related description in step 205. 306. Determine a slot output power of the multi-carrier transmit channel of the available idle channel, and select an available idle channel with the smallest slot output power of the multi-carrier transmit channel as the service channel, and allocate the access service to the access service.
  • the channel allocation method may include only steps 301-305; in another implementation scenario, the multi-carrier module configuration When multiple carriers are used, and one of the multi-carrier transmit channels includes only the BCCH carrier, the channel allocation method may include only step 301, step 302, and step 306.
  • step 306 is performed on the non-BCCH.
  • a service channel selected on the multi-carrier transmission channel where the carrier is located is allocated to the access service.
  • the access service is preferentially allocated to the available idle channel with the smallest slot output power of the multi-carrier transmit channel, so that the output power of the multi-carrier transmit channel is more stable, thereby making the bias voltage of the MCPA more Smooth, MCPA can be in a state of high efficiency for a long time, improve
  • a method for allocating traffic channels is specifically as follows. 401. Select, according to the type of the access service, an available idle channel that matches the type of the access service.
  • step 101 For the description of the type of the access service and the available idle channel that matches the type of the access service, refer to step 101.
  • Step 402. Determine whether the multi-carrier transmission channel where the available idle channel is located includes a BCCH carrier, and if the multi-carrier transmission channel where the at least one available idle channel exists in the available idle channel includes a BCCH carrier, perform step 403; otherwise, execute Step 408.
  • step 403. Determine whether the carrier where the at least one available idle channel is located includes a BCCH carrier, if the carrier where the at least one available idle channel is located includes a BCCH carrier, perform step 404; if the carrier where the at least one available idle channel is located does not include For the BCCH carrier, go to step 405.
  • step 404 refers to step 204.
  • step 405. Determine a carrier slot occupancy state of the multi-carrier transmit channel of the at least one available idle channel, and when the carrier slot occupancy status of the multi-carrier transmit channel of the at least one available idle channel is unoccupied, perform step 406. And when the carrier time slot occupation status of the multi-carrier transmission channel of the at least one available idle channel is occupied, step 407 is performed.
  • the service channel may be selected and allocated to the access service by using one or more service channel selection methods in the prior art. See step 204.
  • the service channel is selected and allocated to the access service, where the carrier time slot occupation status of the multi-carrier transmission channel is the occupied available idle channel.
  • the service channel may be selected by one or more service channel selection methods in the prior art. For details, refer to step 204.
  • step 405 is performed to determine whether each time slot of the first carrier and the second carrier is already occupied by the service; if the 7 slots of the first carrier already have service occupation, and all time slots of the second carrier are not
  • the first available idle channel on the first carrier is allocated to the access service; if the time slot is occupied on the first carrier and the second carrier, the first available idle channel and the third available may be available according to the channel quality.
  • One bearer access service is selected in the idle channel.
  • Step 408 Determine a carrier slot occupancy state of the multi-carrier transmit channel of the available idle channel. If the carrier slot occupancy status of the multi-carrier transmit channel of the at least one available idle channel in the available idle channel is occupied, perform Step 409: If the carrier time slot occupation status of the multi-carrier transmission channel of the available idle channel is unoccupied, step 410 is performed.
  • the priority of the carrier time slot allocated to the multi-carrier transmission channel is preferentially allocated.
  • the state is the available idle channel that is occupied, so that the output power of the multi-carrier transmitting channel is more stable, so that the bias voltage of the MCPA is more stable, and the MCPA can be in an efficient working state for a long time, and the energy saving effect is more remarkable.
  • the device may be an access network node, for example, a base station controller or a base station, and includes: a first selecting unit 501, an obtaining unit 502, and a Two selection unit 503.
  • the first selecting unit 501 is configured to select an available idle channel that matches the type of the access service according to a type of the access service.
  • step 101 For the description of the type of the access service and the available idle channel that matches the type of the access service, refer to step 101.
  • the obtaining unit 502 is configured to acquire a time slot condition of the multi-carrier transmitting channel of the available idle channel selected by the first selecting unit 501.
  • the time slot status of the multi-carrier transmit channel includes a time slot occupancy status of the multi-carrier transmit channel, a carrier time slot occupancy status of the multi-carrier transmit channel, and a time slot output power of the multi-carrier transmit channel.
  • the slot occupancy status of the multi-carrier transmit channel, the carrier slot occupancy status of the multi-carrier transmit channel, and the slot output power of the multi-carrier transmit channel are consistent with the related description in step 102.
  • the second selecting unit 503 is configured to allocate the traffic channel to the access service according to a time slot condition of the multi-carrier transmitting channel acquired by the acquiring unit 502.
  • the multi-carrier transmit channel in which the available idle channel selected by the first selecting unit 501 is located does not include a BCCH carrier, and the second selecting unit 503 can also be used to:
  • the traffic channel is selected among the available idle channels and allocated to the access service.
  • the selecting, by the at least one available idle channel, the traffic channel, and assigning to the For the access service, the service channel may be selected and allocated to the access service by using one or more service channel selection methods in the prior art. For details, refer to step 204.
  • the multi-carrier transmit channel in which the available idle channel selected by the first selecting unit 501 is located does not include a BCCH carrier, and the second selecting unit 503 can also be used to:
  • the traffic channel is selected in the available idle channel and allocated to the access service.
  • the multi-carrier transmit channel in which the available idle channel selected by the first selecting unit 501 is located does not include a BCCH carrier, and the second selecting unit 503 can also be used to:
  • the multi-carrier transmit channel in which the at least one available idle channel exists in the available idle channel selected by the first selecting unit 501 includes a BCCH carrier
  • the second selecting unit 503 is further configured to: if the at least one available idle channel The carrier in which the carrier is located includes a BCCH carrier, and the available idle channel on the BCCH carrier is selected as the traffic channel, and is allocated to the access service; or, if the carrier where the at least one available idle channel is located does not include the BCCH carrier, determining The slot output power of the at least one available multi-carrier transmit channel of the idle channel, and the available idle channel with the smallest slot output power of the multi-carrier transmit channel are selected as the traffic channel, and allocated to the access service.
  • the multi-carrier transmit channel in which the at least one available idle channel exists in the available idle channel selected by the first selecting unit 501 includes a BCCH carrier
  • the second selecting unit 503 is further configured to: when the at least one available idle channel When the carrier slot occupancy status of the multi-carrier transmit channel is unoccupied, the traffic channel is selected in the at least one available idle channel and allocated to the access service; or When the carrier time slot occupation status of the multi-carrier transmission channel of the at least one available idle channel is occupied, the traffic channel is selected in the available idle channel occupied by the carrier time slot of the multi-carrier transmission channel, Assigned to the access service.
  • first selection unit 501, the acquisition unit 502, and the second selection unit 503 may each be a CPU, a digital channel processor, or another processor.
  • the traffic channel allocation apparatus provided in the foregoing embodiment shown in FIG. 5, the apparatus selects an available idle channel that matches the type of the access service according to the type of the access service, and ensures normal access of the service. At the same time, according to the time slot condition of the multi-carrier transmitting channel, the traffic channel is allocated to the access service, that is, the traffic channel allocation is from the perspective of energy saving, so that more idle time can be obtained on the multi-carrier transmitting channel.
  • the MCPA can be turned off for a longer period of time, or the output power of the multi-carrier transmit channel can be made smoother, so that the offset voltage of the MCPA is more stable, and the MCPA can be in an efficient working state for a long time, thereby improving the energy-saving effect of the multi-carrier.
  • the present invention provides a traffic channel allocation system, which includes the traffic channel allocation device shown in FIG.
  • the foregoing program may be stored in a computer readable storage medium, and when executed, the program includes The foregoing steps of the method embodiment; and the foregoing storage medium includes: a medium that can store program codes, such as a ROM, a RAM, a magnetic disk, or an optical disk.

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

Abstract

L'invention concerne un procédé et un dispositif d'attribution de canal de service, lequel procédé consiste à : en fonction du type de service d'accès, choisir un canal libre disponible correspondant au type du service d'accès ; obtenir une situation de créneau temporel d'un canal de transmission à porteuses multiples du canal libre disponible correspondant au type du service d'accès ; en fonction de la situation de créneau temporel du canal de transmission à porteuses multiples, attribuer un canal de service au service d'accès. Grâce aux modes de réalisation de la présente invention, on utilise pleinement une technique de conservation d'énergie de porteuses multiples, ce qui améliore considérablement l'effet de conservation d'énergie d'une station de base à porteuses multiples.
PCT/CN2012/077985 2012-06-30 2012-06-30 Procédé et dispositif d'attribution de canal de service Ceased WO2014000294A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201280000700XA CN102870482A (zh) 2012-06-30 2012-06-30 业务信道分配方法和装置
PCT/CN2012/077985 WO2014000294A1 (fr) 2012-06-30 2012-06-30 Procédé et dispositif d'attribution de canal de service

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2012/077985 WO2014000294A1 (fr) 2012-06-30 2012-06-30 Procédé et dispositif d'attribution de canal de service

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CN103796322B (zh) * 2014-02-28 2017-09-29 哈尔滨海能达科技有限公司 采用时分多址的集群通信系统、装置及信道分配方法
CN109526056B (zh) * 2017-09-18 2022-03-29 大唐移动通信设备有限公司 多载波下的资源选择方法、装置及计算机设备、存储介质
CN110677873B (zh) * 2019-09-09 2022-08-19 中国联合网络通信集团有限公司 一种业务数据的传输方法和装置
CN114006864B (zh) * 2020-12-23 2024-05-03 技象科技(南京)有限公司 基于时间均衡的信道调度方法、装置、系统和存储介质
CN116887083B (zh) * 2023-09-07 2023-12-15 武汉长光科技有限公司 选择波长的方法、装置、光网络单元onu和电子设备

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WO2005062798A2 (fr) * 2003-12-19 2005-07-14 Ibis Telecom, Inc. Commande des interferences de station de base au moyen d'une gestion de ressources d'intervalles de temps
CN101282575A (zh) * 2007-04-02 2008-10-08 中兴通讯股份有限公司 一种随机接入方法及其系统
CN101400125A (zh) * 2008-10-15 2009-04-01 中兴通讯股份有限公司 一种基站控制器控制基站节能的方法和装置
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