CN101668337A - Method for configuring high-speed shared information channel - Google Patents

Method for configuring high-speed shared information channel Download PDF

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CN101668337A
CN101668337A CN200810215503A CN200810215503A CN101668337A CN 101668337 A CN101668337 A CN 101668337A CN 200810215503 A CN200810215503 A CN 200810215503A CN 200810215503 A CN200810215503 A CN 200810215503A CN 101668337 A CN101668337 A CN 101668337A
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sich
resource
information
subscriber equipment
base station
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CN101668337B (en
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黄河
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ZTE Corp
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ZTE Corp
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Abstract

The invention relates to a method for configuring a high-speed shared information channel (HS-SICH). The method comprises the following steps: issuing resource information of a high-speed physical downstream shared channel (HS-PDSCH) and configuration information of the HS-SICH, which are distributed by a base station, to user equipment (UE) by a wireless network resource controller; after the UEreceivers the resource information and the configuration information, receiving data which is initially transmitted by the base station according to the resource information of the HS-PDSCH and informing the base station whether the data is successfully received or not through the HS-SICH configured according to the configuration information by the UE. When a system adopts an HS-SICH-less methodaiming at services such as networking telephones, and the like, the system can adopt the method of the invention to distribute and modify the HS-SICH used for bearing the feedback information of the HS-PDSCH corresponding to the services of the networking telephones, and the like.

Description

A kind of collocation method of high-speed shared information channel
Technical field
The present invention relates to field of wireless communication, relate in particular to a kind of high-speed shared information channel (SharedInformation Channel for HS-DSCH, collocation method HS-SICH).
Background technology
The traffic carrying capacity imbalance that an important feature of 3-G (Generation Three mobile communication system) is professional uplink and downlink link, the traffic carrying capacity of down link generally is higher than the traffic carrying capacity of up link.At this problem, 3GPP (3rdGeneration Partnership Project, third generation partner program) has introduced HSDPA (High Speed Downlink Packet Access, high speed downlink packet inserts) technology in the 3G standard.In the HSDPA characteristic, by introducing AMC (Adaptive Modulation and Coding, adaptive coding and modulating), HARQ (Hybrid Automatic Retransmission Request, mix automatic repeat requests) technology and the relevant technology that reduces the network processes time delay, the downlink grouping traffic of higher rate is provided, improves the availability of frequency spectrum.
At TD-SCDMA (Time Division-Synchronous Code Division MultipleAccess, the TD SDMA access) in the HSDPA technology of system, newly introduced wireless physical channel, comprise: HS-PDSCH (High Speed Physical Downlink Shared Channel, high-speed physical downlink shared channel (HS-PDSCH)), HS-SCCH (Shared Control Channel for HS-DSCH, High-Speed Shared Control Channel) and HS-SICH.Wherein, HS-PDSCH is used for carrying user's business datum as Traffic Channel; HS-SCCH is used for carrying the phase related control information that control UIE (subscriber equipment) receives the HS-PDSCH channel as down control channel; HS-SICH is used for carrying the feedback information of UE to its reception HS-PDSCH of NodeB (base station) transmission channel as ascending control channel, and each bar HS-SICH channel is fixing corresponding with a HS-SCCH channel.Above-mentioned physical channel resources in sub-district is to be shared by a plurality of user time-sharings in the sub-district with the form of resource pool.In the HSDPA of TD-SCDMA system technology, the distribution method of wireless physical channel resource is: network side is 1 to 4 HS-SCCH of a UE configuration, constitutes 1 HS-SCCH collection, disposes a HS-SICH correspondingly for every HS-SCCH simultaneously.In the process of carrying out the data transmission, at each TTI (Transmission Time Interval, Transmission Time Interval) (5ms), the NodeB of network side concentrates at the corresponding HS-SCCH of above-mentioned and this UE at certain UE and selects a HS-SCCH that the control information relevant with the HS-PDSCH channel resource allocation sent to this UE; This UE receives the HS-PDSCH channel according to this control information, and sends the reception condition feedback information of HS-PDSCH channel on a HS-SICH channel corresponding with this HS-SCCH to NodeB.
In the HSDPA technology, HS-SCCH is important expense in the HSDPA transmission.This expense is smaller with respect to big data packet transmission, but for IMS (IP MultimediaSubsystem, IP Multimedia System) real time business, professional or more considerable such as VoIP (Voice over IP, IP phone).Therefore, how to save its resource overhead and become a very important problem.
Summary of the invention
The technical problem to be solved in the present invention has provided the collocation method of a kind of HS-SICH, can finish the selection of HS-SICH under the situation of saving base station side HS-SCCH resource.
For addressing the above problem, the invention provides the collocation method of a kind of high-speed shared information channel HS-SICH, comprising:
The wireless network resource controller issues the high-speed physical downlink shared channel (HS-PDSCH) HS-PDSCH resource information of base station assigns and the configuration information of described HS-SICH to subscriber equipment; After described subscriber equipment is received, receive the data of described base station initial transmission according to described HS-PDSCH resource information, and whether it successfully receives described data to inform described base station by the HS-SICH that configures according to described configuration information.
Further, said method also can comprise:
After described base station knows that described subscriber equipment does not successfully receive described data, it issues dispatching command by high-speed shared control channel HS-SCCH to described subscriber equipment, wherein carry the HS-PDSCH resource information of mandate, and on the HS-PDSCH of described mandate resource, retransmit described data; Described subscriber equipment is after receiving the data of described re-transmission on the HS-PDSCH of described mandate, and whether it successfully receives the data of described re-transmission to utilize the HS-SICH corresponding with its described HS-SCCH that receives to inform described base station.
Further, said method also can have following feature:
Described subscriber equipment is informed described base station by HS-SICH, and whether it successfully receives described data, specifically comprise: subscriber equipment successfully receives described data as described, then sends to described base station and carries the described HS-SICH that mixes automatic repeat requests affirmative acknowledgement HARQ ACK; Otherwise it sends to described base station and carries the described HS-SICH that mixes automatic repeat requests negative response HARQ NACK or do not send described HS-SICH to described base station.
Further, said method also can have following feature:
Described wireless network resource controller is when described subscriber equipment issues the configuration information of described HS-PDSCH resource information and described HS-SICH, also issue the configuration information of spendable all HS-SICH of described subscriber equipment to described subscriber equipment, wherein, respectively corresponding unique identification of the configuration information of each bar HS-SICH;
When described base station desire revised that described subscriber equipment is employed to be used to feed back initial transmission Data Receiving result's HS-SICH, the pairing sign of configuration information of the new HS-SICH that will enable after will revising through this sent to described subscriber equipment by HS-SCCH; After described subscriber equipment is received, feed back described sign with the HS-SICH corresponding to described subscriber equipment and receive successfully, and search and enable described new HS-SICH according to described sign the reception result of the initial transmission data received is fed back with described HS-SCCH.
Further, said method also can have following feature:
Described base station utilizes HS-SCCH ORDER message to send the described new pairing sign of HS-SICH configuration information to described subscriber equipment, wherein, comprises in the described HS-SCCH ORDER message: code channel information, command type, command context; In described code channel information, represent that with a specific character string this message is HS-SCCH ORDER message; In described command type, represent that with a specific character string this message is the message that is used to revise the HS-SICH configuration information; Comprise the described new pairing sign of HS-SICH configuration information in the described command context.
Further, said method also can have following feature:
When described HS-SCCH ORDER message is long grant, comprise in the described command context: code channel information, gap information, modulating mode, reserved field and the described new pairing sign of HS-SICH configuration information.
Further, said method also can have following feature:
Described wireless network resource controller is when described subscriber equipment issues the configuration information of described HS-PDSCH resource information and described HS-SICH, also send a resource correspondence table, comprise the transmission block size of supporting under number of resources and this resource in the described resource correspondence table to described subscriber equipment;
Comprise in the described command context: the described new pairing sign of HS-SICH configuration information of the initial code channel information of the resource index of 4 bits, 4 bits, the gap information of 5 bits and 2 bits; Described subscriber equipment obtains code channel resource number in the single time slot according to described resource index in the described resource correspondence table that it is received.
Further, said method also can have following feature:
Described wireless network resource controller is when described subscriber equipment issues the configuration information of described HS-PDSCH resource information and described HS-SICH, also send a resource correspondence table, comprise the transmission block size of supporting under number of resources and this resource in the described resource correspondence table to described subscriber equipment;
Comprise in the described command context: the described new pairing sign of HS-SICH configuration information of the initial offset of the initial code channel information of the resource index of 4 bits, 4 bits, the gap information of 5 bits, 3 bits and 2 bits; Described subscriber equipment obtains code channel resource number in the single time slot according to described resource index in the described resource correspondence table that it is received.
Further, said method also can have following feature:
When the predefined reception resource of the next one arrives, if described subscriber equipment does not receive the dispatching command that described base station issues by HS-SCCH, then described subscriber equipment continues to receive described HS-PDSCH at corresponding time slot, and whether it successfully receives the data of initial transmission to use the HS-SICH of up-to-date effective configuration to inform described base station.
Further, said method also can have following feature:
Described wireless network resource controller issues the configuration information of described HS-PDSCH resource information and described HS-SICH to described subscriber equipment by radio resource control information, wherein, described radio resource control information is that message, radio bearer reconfiguration message, transmission channel reconfiguration message, physical channel reconfiguration message or cell update acknowledgement message are set up in Radio Resource control.
When system adopted the HS-SCCH-less method at VOIP etc. is professional, system can adopt the method that provides among the present invention to distribute, revise the HS-SICH channel of the feedback information that is used for carrying professional corresponding HS-PDSCH such as VOIP.
Description of drawings
Fig. 1 is the flow chart that passes through RRC message arrangement HS-SICH in the embodiment of the invention;
Fig. 2 is a flow chart of revising HS-SICH in the embodiment of the invention by HS-SCCH ORDER.
Embodiment
Below in conjunction with drawings and Examples technical scheme of the present invention is described in detail.
Following flow process has been described the distribution method of HS-SICH when adopting the HS-SCCH-less operation in the TD-SCDMA system according to the consensus standard message interaction process.
As shown in Figure 1, the HS-SICH configuration flow comprises:
(11) RNC (radio network controller) sends RRC (Radio Resource control) message to UE, wherein carries its spendable HS-SICH configuration information and HS-PDSCH resource information that NodeB distributes for this UE.Wherein, this RRC message can but to be not limited to be that RRC sets up message, RB (radio bearer) reconfiguration message, transmission channel reconfiguration message, physical channel reconfiguration message or cell update acknowledgement message;
(12) UE is after receiving above-mentioned RRC message, preserve wherein the HS-PDSCH resource information and the configuration information of HS-SICH, and receive the data of NodeB by this HS-PDSCH initial transmission in this configuration information HS-PDSCH resource information that the back carries in according to message that comes into force; As receive success, then this UE send HS-SICH according to above-mentioned HS-SICH configuration information configuration concurrency, wherein carries HARQ ACK (affirmative acknowledgement) feedback information; Otherwise this UE send HS-SICH according to above-mentioned HS-SICH configuration information configuration concurrency, wherein carries HARQ NACK (negative response) feedback information, or does not send this HS-SICH;
This shows, said method is by being more pre-configured HS-PDSCH physical channel resources of UE and HS-SICH resource, and in conjunction with the blind Detecting technology, make that NodeB need not send HS-SCCH when initial HARQ transmitted, UE also can carry out the reception of data according to pre-configured HS-PDSCH resource, and use pre-configured HS-SICH correspondingly to feed back or do not feed back according to reception result, and promptly having realized the HS-SCCH-less method, the UE of this moment can think and is under the HS-SCCH-less state.After executing above-mentioned steps (12), if NodeB receives corresponding N ACK feedback information or does not receive the HS-SICH channel in time slot corresponding, then it issues dispatching command by HS-SCCH, the HS-PDSCH resource information of dynamic assignment mandate is given UE, and retransmits the data of above-mentioned initial transmission failure on this authorization resources; And be in this UE under the HS-SCCH-less state after receiving the dispatching command that issues by HS-SCCH, can finish the HS-SCCH-less state, and use the HS-PDSCH resource of indicating in the HS-SCCH dispatching command to receive data, and use the HS-SICH corresponding to feed back corresponding reception result finishing receiving the back with this HS-SCCH at this TTI.As when the predefined reception resource of the next one reaches, UE does not receive the dispatching command that NodeB issues by HS-SCCH, then UE can rotate back into or keep the HS-SCCH-less state, pre-configured HS-PDSCH resource is carried out Data Receiving in the continuation use step (12), and uses (disposing by RRC message or following HS-SCCHORDER) HS-SICH of up-to-date effective configuration that reception result is correspondingly fed back or do not feed back.
Be necessary to revise when NodeB perceives that the UE that is under the HS-SCCH-less state is employed when being used to feed back initial transmission Data Receiving result's HS-SICH, as shown in Figure 2, may further comprise the steps:
(21) NodeB sends HS-SCCH ORDER message by a HS-SCCH to UE, carries the sign of revising UE employed new HS-SICH in back through this in this message.This sign can be the serial number information of this HS-SICH in HS-SICH tabulation, and this HS-SICH tabulation can be handed down to UE by the RRC message in the above-mentioned steps (11) together with above-mentioned preconfigured information by RNC, UE after receiving with under its preservation; In this HS-SICH tabulation, preserve the indispensable information of the configuration HS-SICH such as code channel, time slot and Midamble (training sequence) sign indicating number of every HS-SICH that may use;
(22) after UE receives above-mentioned HS-SCCH ORDER message, use the HS-SICH corresponding to feed back this HS-SCCH ORDER message sink success to NodeB with this HS-SCCH, and be identified at the configuration information that finds corresponding HS-SICH in its up-to-date HS-SICH tabulation that receives according to this, and after configuring HS-SICH with this configuration information, the reception result of initial transmission data is correspondingly fed back or do not feed back with this HS-SICH.
The HS-SCCH ORDER message that sends in the above-mentioned steps (21) is a kind of special frame format of deriving out among the HSPA+ (evolution scheme that high-speed packet inserts) on the basic frame format of HS-SCCH basis, can be used for carrying DTX (discontinuous emission)/DRX (discontinuous reception) relevant information at present.The basic frame format of HS-SCCH is as shown in table 1, and a kind of possible frame format of HS-SCCH ORDER message proposed by the invention is as shown in table 2.
The basic frame format of table 1 HS-SCCH
Code channel information Gap information Modulating mode The transmission block size HARQ information
??8bits ??5bits ??1bit ??6bits ??7bits
Table 2 possible HS-SCCH ORDER frame format
Code channel information Command type Command context
??5bits ??3bits ??19bits
Wherein, the code channel information of 5bits is used to represent the type of this message, preferably represents that with 11110 this message is HS-SCCH ORDER message; In command type, represent that with a specific 3bits character this message is the message that is used to revise the configuration information of HS-SICH; The command context of 19bits can have different structures according to the difference of command type.When command type was long grant, command context part (19bits) a kind of possible frame format was as shown in table 3.
A kind of possible frame format of table 3 command context part
Code channel information Gap information Modulating mode Keep The HS-SICH sign
??8bits ??5bits ??1bit ??3bits ??2bits
The transmission block size of considering different code channel correspondences may be different, can in advance the transmission block size of different resource correspondence be divided into groups, and the transmission block size of every kind of resource correspondence is integrated in the resource correspondence table and by passing to UE in the RRC message, and in HS-SCCH ORDER command context, provide the ID of resource and set group.Based on above-mentioned consideration, the another kind of possible frame format of command context part (19bits) is as shown in table 4.
The another kind of possible frame format of table 4 command context part
Resource index Initial code channel information Gap information Initial offset Keep The HS-SICH sign
??4bits ??4bits ??5bit ??3bits ??1bit ??2bits
Wherein, initial code channel information has provided the initial code channel resource of the operable HS-PDSCH resource of UE, and because the code channel resource that UE uses must be continuous, UE can obtain code channel resource number in the single time slot according to resource index in the resource correspondence table that it is received.The formation of resource correspondence table can be: the transmission block size of supporting under number of resources (the operable resource number of UE in the TTI is a unit with RU (resource units), a sign indicating number when 1 RU is defined as SF16), this resource.Because the UE number of resources of authorizing in a TTI can be by the operable number of time slots acquisition of operable RU number * UE each time slot of UE in, therefore, the code channel number that can in each time slot, use by resource index and the anti-UE of release of gap information of UE.And initial offset is used for the skew in computation cycles length.But this part also can be omitted, and omits back UE and can calculate initial offset according to the time that receives HS-SCCH ORDER.
Certainly; the present invention also can have other various embodiments; under the situation that does not deviate from spirit of the present invention and essence thereof; those of ordinary skill in the art work as can make various corresponding changes and distortion according to the present invention, but these corresponding changes and distortion all should belong to the protection range of the appended claim of the present invention.

Claims (10)

1, the collocation method of a kind of high-speed shared information channel HS-SICH is characterized in that, comprising:
The wireless network resource controller issues the high-speed physical downlink shared channel (HS-PDSCH) HS-PDSCH resource information of base station assigns and the configuration information of described HS-SICH to subscriber equipment; After described subscriber equipment is received, receive the data of described base station initial transmission according to described HS-PDSCH resource information, and whether it successfully receives described data to inform described base station by the HS-SICH that configures according to described configuration information.
2, the method for claim 1 is characterized in that, also comprises:
After described base station knows that described subscriber equipment does not successfully receive described data, it issues dispatching command by high-speed shared control channel HS-SCCH to described subscriber equipment, wherein carry the HS-PDSCH resource information of mandate, and on the HS-PDSCH of described mandate resource, retransmit described data; Described subscriber equipment is after receiving the data of described re-transmission on the HS-PDSCH of described mandate, and whether it successfully receives the data of described re-transmission to utilize the HS-SICH corresponding with its described HS-SCCH that receives to inform described base station.
3, the method for claim 1 is characterized in that,
Described subscriber equipment is informed described base station by HS-SICH, and whether it successfully receives described data, specifically comprise: subscriber equipment successfully receives described data as described, then sends to described base station and carries the described HS-SICH that mixes automatic repeat requests affirmative acknowledgement HARQ ACK; Otherwise it sends to described base station and carries the described HS-SICH that mixes automatic repeat requests negative response HARQ NACK or do not send described HS-SICH to described base station.
4, the method for claim 1 is characterized in that,
Described wireless network resource controller is when described subscriber equipment issues the configuration information of described HS-PDSCH resource information and described HS-SICH, also issue the configuration information of spendable all HS-SICH of described subscriber equipment to described subscriber equipment, wherein, respectively corresponding unique identification of the configuration information of each bar HS-SICH;
When described base station desire revised that described subscriber equipment is employed to be used to feed back initial transmission Data Receiving result's HS-SICH, the pairing sign of configuration information of the new HS-SICH that will enable after will revising through this sent to described subscriber equipment by HS-SCCH; After described subscriber equipment is received, feed back described sign with the HS-SICH corresponding to described subscriber equipment and receive successfully, and search and enable described new HS-SICH according to described sign the reception result of the initial transmission data received is fed back with described HS-SCCH.
5, method as claimed in claim 4 is characterized in that,
Described base station utilizes HS-SCCH ORDER message to send the described new pairing sign of HS-SICH configuration information to described subscriber equipment, wherein, comprises in the described HS-SCCH ORDER message: code channel information, command type, command context; In described code channel information, represent that with a specific character string this message is HS-SCCH ORDER message; In described command type, represent that with a specific character string this message is the message that is used to revise the HS-SICH configuration information; Comprise the described new pairing sign of HS-SICH configuration information in the described command context.
6, method as claimed in claim 5 is characterized in that,
When described HS-SCCH ORDER message is long grant, comprise in the described command context: code channel information, gap information, modulating mode, reserved field and the described new pairing sign of HS-SICH configuration information.
7, method as claimed in claim 5 is characterized in that,
Described wireless network resource controller is when described subscriber equipment issues the configuration information of described HS-PDSCH resource information and described HS-SICH, also send a resource correspondence table, comprise the transmission block size of supporting under number of resources and this resource in the described resource correspondence table to described subscriber equipment;
Comprise in the described command context: the described new pairing sign of HS-SICH configuration information of the initial code channel information of the resource index of 4 bits, 4 bits, the gap information of 5 bits and 2 bits; Described subscriber equipment obtains code channel resource number in the single time slot according to described resource index in the described resource correspondence table that it is received.
8, method as claimed in claim 5 is characterized in that,
Described wireless network resource controller is when described subscriber equipment issues the configuration information of described HS-PDSCH resource information and described HS-SICH, also send a resource correspondence table, comprise the transmission block size of supporting under number of resources and this resource in the described resource correspondence table to described subscriber equipment;
Comprise in the described command context: the described new pairing sign of HS-SICH configuration information of the initial offset of the initial code channel information of the resource index of 4 bits, 4 bits, the gap information of 5 bits, 3 bits and 2 bits; Described subscriber equipment obtains code channel resource number in the single time slot according to described resource index in the described resource correspondence table that it is received.
9, as claim 1,2 or 4 described methods, it is characterized in that,
When the predefined reception resource of the next one arrives, if described subscriber equipment does not receive the dispatching command that described base station issues by HS-SCCH, then described subscriber equipment continues to receive described HS-PDSCH at corresponding time slot, and whether it successfully receives the data of initial transmission to use the HS-SICH of up-to-date effective configuration to inform described base station.
10, the method for claim 1 is characterized in that,
Described wireless network resource controller issues the configuration information of described HS-PDSCH resource information and described HS-SICH to described subscriber equipment by radio resource control information, wherein, described radio resource control information is that message, radio bearer reconfiguration message, transmission channel reconfiguration message, physical channel reconfiguration message or cell update acknowledgement message are set up in Radio Resource control.
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Cited By (3)

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CN101951684A (en) * 2010-09-30 2011-01-19 中兴通讯股份有限公司 Method for sending acknowledgement information and user terminal
CN104868981A (en) * 2014-02-25 2015-08-26 深圳市中兴微电子技术有限公司 Method for processing retransmission data in HS-SCCH-less HARQ and device thereof
CN107846296A (en) * 2016-09-20 2018-03-27 北京信威通信技术股份有限公司 A kind of method and device of software upgrading

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GB2405289B (en) * 2003-08-20 2006-10-25 Ipwireless Inc Method,base station,remote station and system for HSDPA communication
CN1889759B (en) * 2005-06-27 2010-05-05 上海原动力通信科技有限公司 Method for supporting multi-frequency point data receiving in high-speed down group
US8054788B2 (en) * 2005-08-17 2011-11-08 Zte Corporation Method of configuring and searching high speed shared control channel of multi-carrier cell
CN100352243C (en) * 2005-08-19 2007-11-28 中兴通讯股份有限公司 TD-SCDMA system multi-carrier high-speed downstream packet access realization method
CN100393174C (en) * 2005-10-21 2008-06-04 中兴通讯股份有限公司 Method for realizing multi-carrier high-speed down group access of time-division synchronus CDMAS system
CN100373806C (en) * 2005-11-02 2008-03-05 中兴通讯股份有限公司 High speed shared control channels and method for realizing high speed shared information channel power

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Publication number Priority date Publication date Assignee Title
CN101951684A (en) * 2010-09-30 2011-01-19 中兴通讯股份有限公司 Method for sending acknowledgement information and user terminal
CN101951684B (en) * 2010-09-30 2015-08-12 中兴通讯股份有限公司 A kind of sending method of confirmation and user terminal
CN104868981A (en) * 2014-02-25 2015-08-26 深圳市中兴微电子技术有限公司 Method for processing retransmission data in HS-SCCH-less HARQ and device thereof
CN107846296A (en) * 2016-09-20 2018-03-27 北京信威通信技术股份有限公司 A kind of method and device of software upgrading

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