WO2009117955A1 - Procédé d’allocation de ressources montantes et appareil d’utilisateur - Google Patents

Procédé d’allocation de ressources montantes et appareil d’utilisateur Download PDF

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Publication number
WO2009117955A1
WO2009117955A1 PCT/CN2009/070999 CN2009070999W WO2009117955A1 WO 2009117955 A1 WO2009117955 A1 WO 2009117955A1 CN 2009070999 W CN2009070999 W CN 2009070999W WO 2009117955 A1 WO2009117955 A1 WO 2009117955A1
Authority
WO
WIPO (PCT)
Prior art keywords
uplink
radio bearer
resource
gbr
ambr
Prior art date
Application number
PCT/CN2009/070999
Other languages
English (en)
Chinese (zh)
Inventor
章校东
Original Assignee
华为技术有限公司
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 华为技术有限公司 filed Critical 华为技术有限公司
Publication of WO2009117955A1 publication Critical patent/WO2009117955A1/fr

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/50—Allocation or scheduling criteria for wireless resources
    • H04W72/56—Allocation or scheduling criteria for wireless resources based on priority criteria

Definitions

  • the present invention relates to the field of mobile communications, and in particular to an uplink resource allocation method and user equipment in a communication system. Background technique
  • the Long Term Evolution (LTE) project is aimed at the mobile communication architecture that the 3GPP organization is preparing to promote in the next 10 years.
  • the base station performs unified scheduling on uplink transmissions of different terminals, thereby improving channel utilization.
  • the process of uplink dynamic scheduling specifically includes the following steps:
  • Step 1 The terminal sends an uplink scheduling information report to the base station triggered by a timer or an event.
  • the uplink scheduling information report the most important is the Buffer Status Report (BSR), and may also include the Power Headroom report.
  • BSR Buffer Status Report
  • Step 2 The base station allocates uplink resources to the terminal according to a certain policy according to available uplink resources and uplink scheduling information of all terminals, and generates authorization information for uplink transmission of the terminal.
  • Step 3 The base station sends the authorization information to the terminal.
  • Step 4 The terminal sends data and control information uplink according to the authorization information.
  • an uplink buffer in the terminal for example, an uplink transmission buffer of the radio link control layer, may be used according to the corresponding radio bearer (RB, Radio Bearer) is grouped by priority or other principles, and then reported in buffer status.
  • RB Radio Bearer
  • the authorization information sent by the base station is for the terminal, and does not indicate which RB or RB group is used for.
  • the system sets a priority for each RB, and the base station sets a priority bit rate (PBR) for each RB according to the priority.
  • PBR priority bit rate
  • the system sets the uplink for the terminal.
  • the cumulative maximum bit rate (uplink AMBR, Aggregate Maximum Bit Rate) because the terminal cannot obtain the uplink AMBR
  • the base station limits the total uplink resources allocated to the terminal to ensure the terminal non-guaranteed bit rate (non-GBR, The sum of the uplink rates of the radio bearers is less than or equal to the uplink AMBR.
  • the scheduler in the terminal allocates the uplink grant resources to the RBs in descending order of priority.
  • the terminal allocates the remaining uplink resources to the non-GBR in descending order of priority.
  • PDN Packet Data Network
  • the inventors found that at least the following problems exist in the prior art: If the terminal is simultaneously connected to multiple packet data Network (PDN, Packet Data Network) gateway, the system will be for each terminal of the terminal The PDN connection allocates the corresponding uplink AMBR, and the terminal cannot know the uplink AMBR. Therefore, the uplink resource allocated to the PDN connection is not equal to the uplink AMBR of the PDN connection, and the network side performs the AMBR uplink rate control based on the PDN connection. This will result in the loss of some uplink data, which will reduce the security of data transmission and waste the uplink resources.
  • PDN Packet Data Network
  • the embodiments of the present invention provide an uplink resource allocation method and a user equipment, which can solve the problem of data loss and uplink resource waste existing in the prior art.
  • An embodiment of the present invention provides an uplink resource allocation method, including:
  • the terminal receives the uplink cumulative maximum bit rate AMBR of the connection and the priority bit rate PBR and the uplink grant resource of the radio bearer, and performs the obtained uplink grant resource according to the AMBR and the PBR. Assignment.
  • the embodiment of the present invention further provides a user equipment UE, including: a parameter receiving unit, configured to receive an uplink grant resource, an uplink cumulative maximum bit rate AMBR, and a priority bit rate PBR; and a resource allocation unit, configured to receive according to the receiving unit The uplink grant resource, the uplink AMBR, and the PBR allocate uplink resources for each radio bearer.
  • a parameter receiving unit configured to receive an uplink grant resource, an uplink cumulative maximum bit rate AMBR, and a priority bit rate PBR
  • a resource allocation unit configured to receive according to the receiving unit The uplink grant resource, the uplink AMBR, and the PBR allocate uplink resources for each radio bearer.
  • the terminal performs uplink resource allocation according to the received uplink AMBR and PBR settings to avoid data loss, thereby ensuring data transmission security and avoiding waste of uplink authorization resources and data. Lost problem.
  • FIG. 1 is a schematic flowchart of an uplink resource allocation method according to a first embodiment of the present invention
  • FIG. 2 is a schematic diagram of a method for a terminal to allocate an uplink grant resource to each radio bearer according to a second embodiment of the present invention
  • An embodiment of the present invention provides an uplink resource allocation method, where the method includes: receiving, by a terminal, a connected uplink maximum bit rate AMBR and a radio bearer priority bit rate PBR and an uplink grant resource; the terminal obtains an uplink according to the foregoing AMBR and PBR. Authorize resources for distribution.
  • the terminal in the embodiment of the present invention performs uplink resource allocation according to the received uplink AMBR and PBR settings, thereby avoiding data loss, thereby ensuring data transmission security and avoiding waste of uplink authorized resources and data loss.
  • FIG. 1 is a schematic flowchart of an uplink resource allocation method according to a first embodiment of the present invention. As shown in FIG. 1, the first embodiment of the present invention includes:
  • Step 1 The network side sets the uplink AMBR of each PDN connected to the terminal, and the PBR of each radio bearer, and notifies the uplink AMBR and the PBR to the terminal;
  • the network side sets the uplink AMBR of the new PDN connection, and notifies the terminal. Since a PDN connection of the terminal may have multiple uplink non-GBR radio bearers, if the terminal newly creates, changes, or deletes the non-GBR radio bearer on the existing PDN connection, the network side connects the uplink AMBR of the PDN connection. Update and notify the terminal.
  • the network side When the terminal newly creates, changes, or deletes the radio bearer (including the GBR RB and the non-GBR RB), the network side notifies the PBR of each radio bearer to the terminal.
  • Step 2 The terminal allocates the obtained uplink grant resource to each radio bearer according to the received PBR and the uplink AMBR.
  • the terminal may determine, by using one to three rounds of uplink resource allocation procedures, the uplink resources finally allocated to each RB according to the obtained uplink authorized resource.
  • the uplink authorization resource obtained by the terminal can generally meet the first round of uplink resource allocation, that is, The uplink resources are allocated to the RBs in descending order of the priorities of the uplink RBs, where the uplink resources allocated for the RBs are the smaller ones of the PBRs set by the network side and the uplink resources required by the RBs, that is, if an RB If the required uplink resource is greater than the uplink resource defined by the PBR, the RB is allocated its PBR-defined uplink resource; otherwise, the RB is allocated the uplink resource that it actually needs. .
  • the terminal may allocate uplink resources to the non-GBR RB or to the GBR RB.
  • the terminal does not perform the second round of uplink resource allocation; For a round of uplink resources required for uplink resource allocation, the terminal performs a second round of uplink resource allocation for the remaining uplink resources after the first round of uplink resource allocation, that is, according to the priority descending order of non-GBR RBs, for each non-GBR
  • the RB allocates an uplink resource, where the sum of uplink resources allocated for each non-GBR RB on the same PDN connection in the first round and the second round of uplink resource allocation is less than or equal to the uplink AMBR set by the network side for the PDN connection.
  • the terminal determines the remaining uplink resources that can be allocated, the uplink resources required by the non-GBR RB, and the minimum value of the uplink AMBR limit uplink resources. Assign it to the non-GBR RB.
  • the remaining uplink resources that can be allocated are the uplink grant resources obtained by the terminal, and the uplink resources allocated for each RB and the second round of uplink resource allocation in the first round of uplink resource allocation process have been prioritized.
  • the uplink resources obtained by all non-GBR RBs are less than or equal to the uplink AMBR set by the network side for the PDN connection.
  • the terminal allows the maximum resource allocated to the non-GBR RB.
  • the terminal only allocates uplink resources to non-GBR RBs and does not allocate them to GBR RBs.
  • the uplink authorization resource obtained by the terminal is usually less than or equal to the uplink resource required for the first round and the second round of uplink resource allocation for all RBs. Therefore, the terminal generally does not need to perform the third round of uplink resource allocation.
  • the terminal performs the third round of uplink resource allocation for the remaining uplink resources after the second round of uplink resource allocation. That is, the uplink resources are allocated to the RBs in the descending order of the priority of the uplink RBs until all the available uplink grant resources are exhausted; if the uplink authorized resources are exhausted, the terminal has allocated all the required uplink resources to all the RBs. , the terminal does not continue to allocate resources.
  • the terminal may allocate uplink resources to non-GBR RBs or to GBRs.
  • FIG. 2 is a schematic diagram of a method for a terminal to allocate an uplink grant resource to each radio bearer according to a second embodiment of the present invention.
  • the second embodiment of the present invention it is required that the setting requirements of the PBR and the uplink AMBR are strictly satisfied every subframe.
  • the terminal has four uplink RBs A, B, C, and D, and the priorities are 1, 2, 3, and 4 from high to low.
  • GBR RB A and non-GBR RB B belong to the PDN connection 1, and the PBR is 100 bytes/subframe and 60 bytes/subframe respectively.
  • the terminal is in the uplink AMBR of the PDN connection 1, hereinafter referred to as the uplink AMBR1, which is 200 words.
  • Section/subframe; RB C and RB D are both non-GBR RBs, and belong to PDN connection 2,
  • PBR is 40 bytes/subframe and 20 bytes/subframe respectively, and the terminal is uplink AMBR of PDN connection 2.
  • uplink AMBR2 is 400 bytes/subframe.
  • the above RBA, B, C, and D have 105 bytes, 240 bytes, 30 bytes, and 190 bytes of data, respectively, waiting to be sent in the buffer, that is, RB A, B, C, and D are required.
  • the uplink resources are 105 bytes, 240 bytes, 30 bytes, and 190 bytes.
  • the terminal obtains 500 bytes of uplink grant resources, and the method for the terminal to allocate the obtained uplink grant resources to each radio bearer is as follows: :
  • the terminal performs the first round of uplink resource allocation according to the priority of each RB and the PBR of each RB.
  • the terminal performs the second round of uplink resource allocation according to the priority of each non-GBR RB and the uplink AMBR setting of each PDN connection.
  • the second round of uplink resource allocation is only for non-GBR RBs. Therefore, GBR RBA does not participate in the current round of allocation.
  • the terminal allocates the uplink resource to the non-GBR RB B with the highest priority.
  • the RB C Since the terminal has met the uplink resource requirement of the non-GBR RB C in the first round of uplink resource allocation, the RB C does not participate in the current round allocation process.
  • the terminal allocates uplink resources to the non-GBR RB D with the lowest priority.
  • the resource is 150 bytes, so the terminal will allocate 150 bytes of uplink resources for RB D. Then, the terminal exhausts all the remaining uplink resources that can be allocated, and does not perform the third round of resource allocation.
  • the non-GBR RB D requires 130 bytes of uplink resources at time t0, and other settings are the same as those of the second embodiment.
  • the first round of resource allocation is the same as the second embodiment.
  • the resource allocation process of RB B and RB C is the same as that of the second embodiment.
  • the terminal will allocate 110 bytes of uplink resources to the RBD.
  • the terminal allocates the uplink resource to the GBR RB A with the highest priority.
  • the final allocation of the uplink resources obtained by the terminal is: RB A obtains 105 bytes, and RB B obtains 235 bytes, RB C gets 30 bytes, and RB D gets 130 bytes.
  • the terminal performs uplink resource allocation according to the received uplink AMBR and PBR settings, thereby avoiding data loss, thereby ensuring data transmission security and avoiding waste of authorized resources and data loss.
  • a fourth embodiment of the present invention provides a user equipment UE, including the following units:
  • a parameter receiving unit configured to receive an uplink grant resource, an uplink cumulative maximum bit rate AMBR, and a priority bit rate PBR provided by the network side, where the resource allocation unit is configured to use, according to the uplink authorization resource, the uplink AMBR, and the PBR received by the receiving unit,
  • the RB allocates uplink resources.
  • the resource allocation unit further includes: a first sub-unit, performing, according to the PBR, a first round of uplink resource allocation for the RB according to a priority descending order of the RBs; and a second subunit, if the first round After the uplink resource allocation, the remaining uplink resources are allocated, and according to the uplink AMBR, the second round of uplink resource allocation is performed for the non-GBR RB according to the priority descending order of the non-GBR RBs in the RB; a sub-unit, if the second round of uplink resource allocation has a remaining uplink resource that can be allocated, performing a third round of uplink resource allocation for each RB according to the priority descending order of the RBs; And accumulating the uplink resources allocated by the first sub-unit, the second sub-unit, and the third unit for the RBs.
  • the first subunit includes: a first determining unit, a PBR for the RB and a smaller one of the uplink resources required by the RB; and a first allocating unit, configured to allocate the smaller one to the RB.
  • the second subunit includes: a second determining unit, configured to determine an available uplink resource, an uplink resource required by the non-GBR RB, and a minimum value of an uplink AMBR limit uplink resource; Allocating the minimum value to the non-GBR RB; the uplink AMBR limiting the uplink resource is: on the PDN connection where the non-GBR RB is located, the uplink resources obtained by all non-GBR RBs are less than or equal to the PDN Allowed to be assigned to the connected upstream AMBR The largest resource of non-GBR RB.
  • the terminal performs the allocation of the uplink grant resource according to the received uplink AMBR and the PBR, and can meet the requirement of the uplink AMBR on the network side, and avoids allocating too many resources to the RB with higher priority.
  • the problem of assigning fewer or no uplink resources to lower-priority RBs avoids data loss, thereby ensuring data transmission security, realizing more efficient uplink authorization resource allocation, and avoiding resource waste.
  • the program can be stored in a computer readable storage medium, which, when executed, can include the flow of an embodiment of the methods described above.
  • the storage medium may be a magnetic disk, an optical disk, a read-only memory (ROM), or a random access memory (RAM).

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

Abstract

L'invention concerne un procédé d’allocation de ressources montantes et un appareil d’utilisateur. Le procédé d’allocation de ressources montantes comporte les étapes suivantes : le terminal reçoit le débit binaire maximal agrégé en voie montante (maximum bit rate AMBR) et le débit binaire ordonné (prioritized bit rate, PBR) de la porteuse radio de la connexion et de la ressource montante autorisée ; sur la base de l’AMBR et du PBR, la ressource montante autorisée obtenue est attribuée. L’appareil d’utilisateur comprend les composants suivants : une unité de réception des paramètres, utilisée pour recevoir la ressource montante autorisée, le débit binaire maximal agrégé en voie montante AMBR et le débit binaire ordonné PBR ; une unité d’allocation de ressources, utilisée pour allouer des ressources montantes à chaque porteuse radio en fonction de la ressource montante autorisée, de l’AMBR montant et du PBR reçus par l’unité de réception des paramètres. La présente invention est capable de garantir la sécurité de la transmission de données et d’éviter le gaspillage de la ressource montante autorisée.
PCT/CN2009/070999 2008-03-27 2009-03-25 Procédé d’allocation de ressources montantes et appareil d’utilisateur WO2009117955A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN200810066212.4A CN101547511B (zh) 2008-03-27 2008-03-27 一种上行资源分配方法及用户设备
CN200810066212.4 2008-03-27

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102045853A (zh) * 2009-10-22 2011-05-04 华为技术有限公司 一种信息传递方法、设备及系统
CN112261693A (zh) * 2020-09-29 2021-01-22 上海擎昆信息科技有限公司 资源分配方法和装置

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102300291B (zh) * 2010-06-24 2014-12-10 中兴通讯股份有限公司 一种上行数据调度方法及系统
CN102469530B (zh) * 2010-11-09 2014-12-10 中兴通讯股份有限公司 一种控制家庭基站上行数据发送速率的方法和系统
US20150264707A1 (en) * 2012-10-26 2015-09-17 Nokia Solutions And Networks Oy Uplink Backpressure Coordination
CN104754750B (zh) * 2013-12-31 2018-10-19 华为终端（东莞）有限公司 资源分配方法和装置
CN104812074B (zh) * 2014-01-27 2019-08-23 中兴通讯股份有限公司 一种终端设备及其发送上行数据的方法
CN108471339B (zh) * 2017-02-23 2020-10-16 南京中兴软件有限责任公司 一种用户ambr速率自适应调整的方法及装置

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1213869A1 (fr) * 2000-12-07 2002-06-12 Lucent Technologies Inc. Algorithme dynamique pour limiter la vitesse de liaison de retour dans un système à debit binaire élévé
CN1549513A (zh) * 2003-05-20 2004-11-24 深圳市中兴通讯股份有限公司南京分公 宽带无线接入系统上行带宽控制方法
CN1798053A (zh) * 2004-12-22 2006-07-05 中兴通讯股份有限公司 遵循ieee802.16标准的宽带无线接入系统的带宽分配方法
CN1933653A (zh) * 2005-09-13 2007-03-21 华为技术有限公司 一种宽带无线接入系统的上行带宽分配方法
WO2007088465A2 (fr) * 2006-02-03 2007-08-09 Nokia Corporation Appareil, procédé et programme informatique permettant de fournir des rapports sur l'état de tampons fondé sur un seuil depuis un équipement utilisateur à un réseau sans fil
CN101035139A (zh) * 2007-01-08 2007-09-12 清华大学 宽带无线接入网媒体接入控制层服务质量保证方法

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1213869A1 (fr) * 2000-12-07 2002-06-12 Lucent Technologies Inc. Algorithme dynamique pour limiter la vitesse de liaison de retour dans un système à debit binaire élévé
CN1549513A (zh) * 2003-05-20 2004-11-24 深圳市中兴通讯股份有限公司南京分公 宽带无线接入系统上行带宽控制方法
CN1798053A (zh) * 2004-12-22 2006-07-05 中兴通讯股份有限公司 遵循ieee802.16标准的宽带无线接入系统的带宽分配方法
CN1933653A (zh) * 2005-09-13 2007-03-21 华为技术有限公司 一种宽带无线接入系统的上行带宽分配方法
WO2007088465A2 (fr) * 2006-02-03 2007-08-09 Nokia Corporation Appareil, procédé et programme informatique permettant de fournir des rapports sur l'état de tampons fondé sur un seuil depuis un équipement utilisateur à un réseau sans fil
CN101035139A (zh) * 2007-01-08 2007-09-12 清华大学 宽带无线接入网媒体接入控制层服务质量保证方法

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102045853A (zh) * 2009-10-22 2011-05-04 华为技术有限公司 一种信息传递方法、设备及系统
CN112261693A (zh) * 2020-09-29 2021-01-22 上海擎昆信息科技有限公司 资源分配方法和装置

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CN101547511B (zh) 2013-04-24

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