WO2012019368A1 - Procédé et appareil adaptés pour notifier la capacité de prise en charge d'un fonctionnement à porteuses multiples dans une configuration à entrées multiples et à sorties multiples - Google Patents

Procédé et appareil adaptés pour notifier la capacité de prise en charge d'un fonctionnement à porteuses multiples dans une configuration à entrées multiples et à sorties multiples Download PDF

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Publication number
WO2012019368A1
WO2012019368A1 PCT/CN2010/075999 CN2010075999W WO2012019368A1 WO 2012019368 A1 WO2012019368 A1 WO 2012019368A1 CN 2010075999 W CN2010075999 W CN 2010075999W WO 2012019368 A1 WO2012019368 A1 WO 2012019368A1
Authority
WO
WIPO (PCT)
Prior art keywords
mimo
cell
message format
downlink carriers
carrier
Prior art date
Application number
PCT/CN2010/075999
Other languages
English (en)
Chinese (zh)
Inventor
余波
贺美芳
Original Assignee
中兴通讯股份有限公司
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 中兴通讯股份有限公司 filed Critical 中兴通讯股份有限公司
Priority to PCT/CN2010/075999 priority Critical patent/WO2012019368A1/fr
Publication of WO2012019368A1 publication Critical patent/WO2012019368A1/fr

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/0001—Arrangements for dividing the transmission path
    • H04L5/0003—Two-dimensional division
    • H04L5/0005—Time-frequency
    • H04L5/0007—Time-frequency the frequencies being orthogonal, e.g. OFDM(A), DMT
    • H04L5/001—Time-frequency the frequencies being orthogonal, e.g. OFDM(A), DMT the frequencies being arranged in component carriers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/0001—Arrangements for dividing the transmission path
    • H04L5/0014—Three-dimensional division
    • H04L5/0023—Time-frequency-space
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/0091—Signaling for the administration of the divided path
    • 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
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
    • H04L1/0025—Transmission of mode-switching indication

Definitions

  • the present invention relates to the field of communications, and in particular, to a notification method and apparatus supporting multi-carrier multiple-input multiple-output (MIMO) capability.
  • MIMO multi-carrier multiple-input multiple-output
  • the WCDMA system introduces Multiple Input Multiple Output (MIMO), and in the R8 phase, DC dual carriers are introduced, but User Equipment (UE) does not support MIMO and DC dual carriers at the same time.
  • MIMO Multiple Input Multiple Output
  • UE User Equipment
  • MAP Dual Cell MIMO support
  • the UE can support both MIMO and DC dual carriers, and uses Dual Cell MIMO support (MAP) to indicate whether the UE supports MIMO while supporting multiple carriers.
  • MAP Dual Cell MIMO support
  • Increased transmission rate In order to further increase the user's peak rate, more carriers need to be combined for transmission.
  • MIMO can be configured on each downlink carrier, but the number of downlink carriers supported by different cells and the downlink carriers that can be configured as MIMO The numbers are not consistent.
  • Some base stations (Node b) support the maximum number of downlink carriers to be 4, but MIMO cannot be used when multiple carriers are used.
  • Some Node b cells support the maximum number of downlink carriers to be 3, but they are used more. Only one downlink carrier support is configured for MIMO when the carrier is used.
  • the MIMO capability and the multi-carrier capability information of the Node b cell are not displayed, and the number of downlink carriers configured to be MIMO is supported by the Node b cell when the multi-carrier is supported. Therefore, the network side cannot accurately configure the MIMO parameters for the UE. , resources cannot be allocated reasonably. Even if the maximum number of downlink carriers supported by the UE is 4, and the downlink 4 carriers can be configured as MIMO, according to the current protocol, if the network resources are sufficient, the network side cannot give the UE 4 downlink carriers. If MIMO is configured on the top, resources cannot be allocated reasonably and the downlink transmission rate cannot be effectively increased. Summary of the invention
  • the main object of the present invention is to provide a method and apparatus for supporting multi-carrier MIMO capability, which is configured to support a multi-carrier Node b cell, and support the number of downlink carriers configured to be MIMO, thereby facilitating rational allocation of resources. .
  • a notification method supporting multi-carrier MIMO capability comprising:
  • the support configuration is indicated in the message format for reporting the capability of the cell.
  • the number of downlink carriers of the MIMO; the reporting indicates the message format supporting the number of downlink carriers configured as MIMO.
  • the method for indicating the number of downlink carriers is:
  • a maximum number of carrier-capable cells supporting the auxiliary serving cell configuration MIMO is added to the audit response message to indicate the number of auxiliary downlink carriers supported by the MIMO and their corresponding auxiliary cells;
  • a multi-carrier cell MIMO full support indication cell is added to the audit response message, which is used to indicate that all carriers of the cell and its secondary cell support or do not support simultaneous MIMO configuration when configuring multiple carriers.
  • the method for reporting the message format is:
  • the audit response is sent to the network side, and the audit response carries the cell that is used to indicate the number of downlink carriers supported to be configured as MIMO.
  • the method further includes:
  • the reporting party is a base station, and the receiving party is a radio network controller.
  • a notification device supporting a multi-carrier MIMO capability the device comprising a message format extension unit and a message format reporting unit;
  • the message format extension unit is configured to: when the multi-carrier is supported, indicate, in a message format for reporting the capability of the cell, the number of downlink carriers that are configured to be MIMO, and notify the message format reporting unit of the indication ;
  • the message format reporting unit is configured to report, according to the indication that the message format extension unit is notified, the message format that supports the number of downlink carriers configured to be MIMO.
  • the message format extension unit When the message format extension unit indicates the number of downlink carriers, it is used to:
  • a maximum number of carrier-capable cells supporting the auxiliary serving cell configuration MIMO is added to the audit response message to indicate the number of auxiliary downlink carriers supported by the MIMO and their corresponding auxiliary cells;
  • a multi-carrier cell MIMO full support indication cell is added to the audit response message, which is used to indicate that all carriers of the cell and its secondary cell support or do not support simultaneous MIMO configuration when configuring multiple carriers.
  • the message format reporting unit reports the message format, it is used to:
  • the audit response is sent to the network side, and the audit response carries the cell that is used to indicate the number of downlink carriers supported to be configured as MIMO.
  • the apparatus is coupled to a recipient of the message format, the receiver for:
  • the reporting party is a base station, and the receiving party is a radio network controller.
  • the method and the device for supporting the multi-carrier MIMO capability of the present invention enable the network side to know the number of downlink carriers that the Node b cell supports for MIMO, and can be learned according to the knowledge
  • the support configuration is to allocate resources reasonably for the number of downlink carriers of MIMO.
  • FIG. 1 is a flowchart of a notification for supporting multi-carrier MIMO capability according to Embodiment 1 of the present invention.
  • FIG. 2 is a flowchart of supporting a multi-carrier MIMO capability according to Embodiment 2 of the present invention.
  • FIG. 3 is a flowchart of supporting multi-carrier MIMO according to Embodiment 3 of the present invention.
  • FIG. 4 is a flowchart of a notification for supporting multi-carrier MIMO capability according to Embodiment 4 of the present invention.
  • FIG. 6 is a flowchart of supporting a multi-carrier MIMO capability according to Embodiment 5 of the present invention.
  • FIG. 6 is a flowchart of Embodiment 6 of the present invention.
  • FIG. 7 is a schematic diagram of a notification process supporting multi-carrier MIMO capability according to the present invention.
  • FIG. 8 is a diagram of a notification apparatus supporting multi-carrier MIMO capability according to Embodiment 1 of the present invention. detailed description
  • the Node b when the Node b cell supports multiple carriers, the Node b supports the number of downlink carriers configured to be MIMO and is sent to the RNC in an interaction message with a Radio Network Controller (RNC).
  • RNC Radio Network Controller
  • the RNC parses the interaction message from the Node b, and obtains the number of downlink carriers that the Node b cell supports as MIMO.
  • the Node b configure its own support as the number of downlink carriers of the MIMO to be sent to the RNC in the interaction message with the RNC, such as:
  • Method 1 Extend the twelfth bit to the fifteenth bit of the Cell Capability Container cell by 4 bits in the AUDIT RESPONSE message, as an indication cell, to indicate the support configuration of the Node b cell.
  • the protocol description of the Cell Capability Container is shown in Table 1:
  • the maximum number of carriers for MIMO is encoded in binary.
  • the twelfth bit is the most significant bit and the fifteenth bit is the least significant bit. 0 means that when multi-carrier is used, simultaneous configuration of MIMO table is not supported.
  • Method 2 Add a Max No. of Secondary Cell with MIMO Capability (MIMO) message to the AUDIT RESPONSE message as the number of auxiliary downlink carriers that the Node b cell supports for MIMO.
  • MIMO Secondary Cell with MIMO Capability
  • the indicator cell is used to indicate the number of the auxiliary downlink carriers supported by the Node b cell and the corresponding secondary cells. If the Node b cell supports multiple carriers, the indication cell is carried in an AUDIT RESPONSE message and sent to the RNC.
  • the protocol description of Max No. of Secondary Cell with MIMO Capability is shown in Table 2:
  • Table 2 Method 3 Add a Multi-Cell MIMO Support indicator cell to the AUDIT RESPONSE message, which is used to indicate that the Node b cell is all in the cell and its secondary cell when configuring multiple carriers.
  • Carriers support simultaneous configuration of MIMO. If the Node b cell supports multiple carriers, the indication cell is carried in an AUDIT RESPONSE message and sent to the RNC. If all carriers supporting the cell and its secondary cell are configured with MIMO at the same time, the value is MIMO (All MIMO Support); otherwise, the value is MIMO (All MIMO Not Support).
  • the protocol for Multi Cell All MIMO Support is shown in Table 3:
  • the Node b can carry the support of the MIMO downlink carrier in the interaction message with the RNC and send it to the RNC when the multi-carrier is supported.
  • the RNC can exchange the message from the Node B. Perform analysis to obtain the number of downlink carriers that Node b supports for MIMO.
  • the Node b may extend the twelfth bit to the fifteenth bit of the Cell Capability Container cell by 4 bits in the AUDIT RESPONSE message as an indication cell, and indicate that the Node b cell supports the downlink carrier supported by the MIMO. Number. If the Node b cell supports multiple carriers, the indication cell is carried in an AUDIT RESPONSE message and sent to the RNC. In addition, the Node b can also add a Max No. of Secondary Cell with MIMO Capability cell to the AUDIT RESPONSE message as an indication cell indicating the number of auxiliary downlink carriers supported by the Node b cell to be MIMO, to indicate the Node. The support of the b cell is configured as the number of auxiliary downlink carriers of MIMO and their corresponding secondary cells. If the Node b cell supports multiple carriers, the indication cell is carried in an AUDIT RESPONSE message and sent to the RNC.
  • the Node B can also add a Multi Cell All MIMO Support indication cell to the AUDIT RESPONSE message to indicate that the Node b cell is configured with multiple carriers, and the carrier of the primary cell and its configured secondary cell supports simultaneous MIMO configuration. If the Node b cell supports multiple carriers, the indication cell is carried in an AUDIT RESPONSE message and sent to the RNC. If all carriers supporting the cell and its secondary cell are configured with MIMO at the same time, the value is All MIMO Support, otherwise the value is All MIMO Not Support.
  • the cell when the cell supports the number of downlink carriers configured for MIMO to be 4 (that is, in addition to supporting the MIMO configuration of the local cell, three additional auxiliary cells configured with MIMO may be configured)
  • the Node b that supports the multi-carrier capability carries the Cell Capability Container cell in the AUDIT RESPONSE message sent to the RNC, and the twelfth bit takes the value 0, the thirteenth bit takes the value 1, and the fourteenth bit takes the value 0.
  • the fifteenth bit takes a value of 0; the RNC parses the received AUDIT RESPONSE message, and according to the twelfth to fifteenth bits of the Cell Capability Container cell in the message, the Node b cell support configured to send the message is configured as The number of downlink carriers of MIMO is 4.
  • the carrier capable Node b carries the Cell Capability Container cell in the AUDIT RESPONSE message sent to the RNC, and the twelfth bit value is 0, the thirteenth bit takes a value of 0, the fourteenth bit takes a value of 1, and the fifteenth bit takes a value of one; the RNC parses the received AUDIT RESPONSE message and according to the Cell Capability Container cell in the message
  • the twelfth to fifteenth bits can know that the number of downlink carriers configured to be MIMO supported by the Node b cell that sends the message is 3.
  • the carrier-capable Node b carries the Max No. of Secondary Cell with MIMO Capability cell in the AUDIT RESPONSE message sent to the RNC, and sets the value of Max No. of Secondary Cell with MIMO Capability to 3, possibly assisting the serving cell list ( Possible Secondary Serving Cell List ) corresponds to the supported 3 cell IDs.
  • the carrier capable Node b carries the Max No. of Secondary Cell with MIMO Capability message in the AUDIT RESPONSE message sent to the RNC, and sets the value of Max No. of Secondary Cell with MIMO Capability to 2, and the Possible Secondary Serving Cell List corresponds to 2 cell IDs supported.
  • the multi-capacity capable Node is supported.
  • the Max No. of Secondary Cell with MIMO Capability cell is not included in the AUDIT RESPONSE message sent to the RNC.
  • the number of multi-carriers supported by the cell is 4 (that is, in addition to supporting the MIMO in the local cell, three auxiliary cells configured with MIMO at the same time) may be additionally configured, and four configured.
  • the Node b supporting multi-carrier capability carries the Multi Cell All in the AUDIT RESPONSE message sent to the RNC.
  • MIMO Support cells, and the value of Multi Cell All MIMO Support is All MIMO Support.
  • FIG. 7 is a schematic diagram of a notification process for supporting multi-carrier MIMO capability according to the present invention, where the process includes the following steps:
  • Step 710 When the multi-carrier is supported, the number of downlink carriers configured to support MIMO is indicated in the message format for reporting the capability of the cell.
  • the message format used for reporting the cell capability may be the foregoing AUDIT RESPONSE, or other notification messages.
  • Step 720 Reporting the message format indicating the number of downlink carriers configured to be MIMO.
  • the reported subject may be a relay station in the access network or another device on the user side, in addition to the foregoing Node b.
  • the main body that receives the message format may be an operation and maintenance center (OMC) or other device for performing resource or user management, in addition to the foregoing RNC.
  • OMC operation and maintenance center
  • FIG. 8 is a diagram of a notification device supporting multi-carrier MIMO capability according to Embodiment 1 of the present invention.
  • the device may be disposed in a Node b or a relay station in an access network or other device on a user side, including a connected message format.
  • Expansion unit message format reporting unit.
  • the message format extension unit can indicate the number of downlink carriers that are configured to be MIMO in the message format for reporting the capability of the cell when the multi-carrier is supported, and notify the message format reporting unit of the indication.
  • the message format reporting unit can report the message format indicating the number of downlink carriers configured to be MIMO according to the indication of the notification by the message format extension unit.
  • the receiver can also receive the reported message format, and parse out the number of downlink carriers supported by the MIMO, according to the parsed The number of rows of carriers is allocated resources.
  • the notification technology supporting the multi-carrier MIMO capability of the present invention enables the network side to know the number of downlink carriers supported by the Node b cell to be MIMO, and can be configured according to the obtained support configuration. Reasonably allocate resources for the number of downlink carriers of MIMO.

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

Abstract

La présente invention se rapporte à un procédé et à un appareil adaptés pour notifier la capacité de prise en charge d'un fonctionnement à porteuses multiples dans une configuration à entrées multiples et à sorties multiples (MIMO, Multiple-Input Multiple-Output). Quand un fonctionnement à porteuses multiples est pris en charge, le nombre de porteuses sur la liaison descendante qui prennent en charge la configuration MIMO est indiqué dans une structure de message afin de rapporter des capacités de la cellule (710); et la structure de message indiquant ledit nombre de porteuses sur la liaison descendante qui prennent en charge la configuration MIMO est rapportée (720). Avec le procédé et l'appareil adaptés pour notifier la capacité de prise en charge d'un fonctionnement à porteuses multiples dans une configuration MIMO selon la présente invention, le côté réseau peut obtenir le nombre de porteuses sur la liaison descendante qui prennent en charge la configuration MIMO, ce qui permet aux ressources de pouvoir être ensuite raisonnablement distribuées sur la base du nombre obtenu de porteuses sur la liaison descendante qui prennent en charge la configuration MIMO.
PCT/CN2010/075999 2010-08-13 2010-08-13 Procédé et appareil adaptés pour notifier la capacité de prise en charge d'un fonctionnement à porteuses multiples dans une configuration à entrées multiples et à sorties multiples WO2012019368A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/CN2010/075999 WO2012019368A1 (fr) 2010-08-13 2010-08-13 Procédé et appareil adaptés pour notifier la capacité de prise en charge d'un fonctionnement à porteuses multiples dans une configuration à entrées multiples et à sorties multiples

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Application Number Priority Date Filing Date Title
PCT/CN2010/075999 WO2012019368A1 (fr) 2010-08-13 2010-08-13 Procédé et appareil adaptés pour notifier la capacité de prise en charge d'un fonctionnement à porteuses multiples dans une configuration à entrées multiples et à sorties multiples

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WO2012019368A1 true WO2012019368A1 (fr) 2012-02-16

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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101180820A (zh) * 2005-04-01 2008-05-14 高通股份有限公司 用于控制信道信令的系统及方法
CN101345988A (zh) * 2007-07-13 2009-01-14 大唐移动通信设备有限公司 多载波系统的资源分配方法及装置
CN101505498A (zh) * 2009-03-17 2009-08-12 中兴通讯股份有限公司 下行控制信息发送方法及相关系统、装置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101180820A (zh) * 2005-04-01 2008-05-14 高通股份有限公司 用于控制信道信令的系统及方法
CN101345988A (zh) * 2007-07-13 2009-01-14 大唐移动通信设备有限公司 多载波系统的资源分配方法及装置
CN101505498A (zh) * 2009-03-17 2009-08-12 中兴通讯股份有限公司 下行控制信息发送方法及相关系统、装置

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