CN103199965A - Method and device for confirming high speed packet access (HARQ) process numbers - Google Patents

Abstract

The invention provides a method and a device for confirming high speed packet access (HARQ) process numbers. The method comprises the steps that a user equipment (UE) receives HARQ process information sent by a base station through a high speed shared control channel (HS-SCCH), and according to the HARQ process information, the UE confirms the process numbers of transmission blocks where at least three code words are located, wherein the at least three code words are simultaneously transmitted. The method and the device for confirming the HARQ process numbers can support representation of the process numbers when the number of the simultaneously transmitted code words is more than two.

Description

Determine the method and apparatus of HARQ process number

Technical field

The present invention relates to mobile communication technology, relate in particular to a kind of method and apparatus of definite HARQ process number.

Background technology

Existing high-speed data inserts (High Speed Packet Access, HSPA) (the Multi-Input Multi-Output of the multiple-input and multiple-output in the technology, MIMO) technology can be supported the transmission of two code words at most, the base station is to subscriber equipment (User Equipment, UE) High-Speed Shared Control Channel of Fa Songing (High Speed Shared Control Channel, HS-SCCH) comprise the automatic repeat requests of mixing (Hybrid Automatic Repeat Request in the information, HARQ) progress information (HARQ process information), the numerical value HAP that records in this HARQ progress information _PbExpression is with the HARQ process of the major-minor data block of notice UE.

Along with development of Communication Technique, increasing new technology emerges, and (Wideband Code Division Multiple Access, WCDMA) system is present scope of application third generation wireless communication system the most widely to Wideband Code Division Multiple Access (WCDMA).Down link with MIMO technology introducing WCDMA can further improve cell throughout.After in the WCDMA technology, introducing the WCDMA technology, the scene more than two code words can be transmitted simultaneously, for example three code words, four code words etc. can be transmitted simultaneously in the 4 antenna MIMO scenes.But, can only support the HARQ progress information of two code words to represent in the prior art at most, the HARQ process number in the time of can not representing more than two code words also can't be notified the HARQ information of UE three code words, four code words.

Summary of the invention

The embodiment of the invention provides a kind of method and apparatus of definite HARQ process number, the expression of the HARQ process number when being used for supporting more than two codeword transmission.

The embodiment of the invention provides a kind of method of definite HARQ process number, comprising:

UE receives the HARQ progress information that the base station sends by HS-SCCH;

UE is according to described HARQ progress information, determines the process number of the transmission block at each code word place at least three code words of transmission simultaneously.

The embodiment of the invention provides a kind of equipment of definite HARQ process number, comprising:

Receiver module is used for receiving the HARQ progress information that the base station sends by HS-SCCH;

Determination module is used for according to described HARQ progress information, the process number of the transmission block at each code word place at least three code words determining to transmit simultaneously.

As shown from the above technical solution, the embodiment of the invention sends the HARQ progress information by the base station, and determine the process number of the transmission block at each code word place at least two code words according to the HARQ progress information, can during more than two, can represent the HARQ process number of the transmission block at each code word place in the code word of transmission.

Description of drawings

Fig. 1 determines the schematic flow sheet of method one embodiment of HARQ process number for the present invention;

Fig. 2 determines the schematic flow sheet of another embodiment of method of HARQ process number for the present invention;

Fig. 3 determines the schematic flow sheet of another embodiment of method of HARQ process number for the present invention;

Fig. 4 determines the schematic flow sheet of another embodiment of method of HARQ process number for the present invention;

Fig. 5 determines the schematic flow sheet of another embodiment of method of HARQ process number for the present invention;

Fig. 6 determines the structural representation of equipment one embodiment of HARQ process number for the present invention.

Embodiment

Fig. 1 is the schematic flow sheet that the present invention determines method one embodiment of HARQ process number, comprising:

Step 11:UE receives the HARQ progress information that the base station sends by HS-SCCH;

Wherein, suppose n for supporting the maximum number of the code word of transmission simultaneously, then the figure place of HARQ progress information can be expressed as:

Expression rounds up.For example, when supporting to transmit 4 code words simultaneously, then the figure place of HARQ progress information is 5; Again for example, when supporting to transmit 8 code words simultaneously, then the figure place of HARQ progress information is 6.

By the figure place that the HARQ progress information is set be:

Can be so that the code word of transmission during more than two, the HARQ process number of each code word place transmission block can be expressed, and can only represent the HARQ process number of two code word correspondences in the prior art at most, and not only can be expressed and to make the HARQ process number phase non-overlapping copies of different code words place transmission block, avoid mutual conflict.The concrete expression mode of the HARQ process number of concrete each code word place transmission block can be referring to subsequent embodiment.

Step 12:UE is according to described HARQ progress information, determines the process number of the transmission block at each code word place at least three code words of transmission simultaneously.

The process number of the transmission block at i code word place can be expressed as:

$({\mathrm{HAP}}_{\mathrm{pb}}+\frac{(i-1)\×N_{\mathrm{proc}}}{n})\mathrm{mod}\left(N_{\mathrm{proc}}\right)$

Wherein, HAP _PbBe the numerical value that records in the described HARQ progress information, N _ProcTotal HARQ process number for configuration; N is for supporting the maximum number of the code word of transmission simultaneously; Mod () represents modulo operation.

Optionally, described N _ProcValue can be 8 * n.

Present embodiment is by increasing the figure place of HARQ progress information, can in the code word of transmission during more than two, can represent the HARQ process number of the transmission block at each code word place.

Fig. 2 determines the schematic flow sheet of another embodiment of method of HARQ process number for the present invention, and present embodiment transmits 4 code words simultaneously with maximum supports, and current to have transmitted a code word be example.Referring to Fig. 2, present embodiment comprises:

Step 21:UE receives the HS-SCCH information that the base station sends.

Wherein, HS-SCCH information can comprise channelization code set information, modulation and data block information, precoding weight information, transport block size information, redundancy and constellation version information, UE sign, and the HARQ progress information.

The value HAP that records in the HARQ progress information of the prior art _PbExpression, HAP _PbBe 4 bits, be respectively xhap, 1, xhap, 2, xhap, 3, xhap, 4.

Unlike the prior art be to need to expand HAP in the present embodiment _PbFigure place, present embodiment 5 bit representations are respectively xhap, 1, xhap, 2, xhap, 3, xhap, 4, xhap, 5.

Step 22:UE is according to the process number of the transmission block at the code word place of the definite transmission of HARQ progress information.

Wherein, only transmitted a code word in the present embodiment, the process number of the transmission block at this code word place is exactly HAP _Pb

Fig. 3 determines the schematic flow sheet of another embodiment of method of HARQ process number for the present invention, and present embodiment transmits 4 code words simultaneously with maximum supports, and current to have transmitted two code words be example.Referring to Fig. 3, present embodiment comprises:

Step 31:UE receives the HS-SCCH information that the base station sends.

Identical with a last embodiment, the value HAP of record in the HS-SCCH information in the present embodiment _PbIt is 5.

Step 32:UE determines the process number of first code word place transmission block, and the process number of this first code word place transmission block is: HAP _Pb

Step 33:UE determines the process number of second code word place transmission block, and the process number of this second code word place transmission block is: $({\mathrm{HAP}}_{\mathrm{pb}}+\frac{N_{\mathrm{proc}}}{4})\mathrm{mod}\left(N_{\mathrm{proc}}\right).$

Fig. 4 determines the schematic flow sheet of another embodiment of method of HARQ process number for the present invention, and present embodiment transmits 4 code words simultaneously with maximum supports, and current to have transmitted three code words be example.Referring to Fig. 4, present embodiment comprises:

Step 41:UE receives the HS-SCCH information that the base station sends.

Identical with a last embodiment, the value HAP of record in the HS-SCCH information in the present embodiment _PbIt is 5.

Step 42:UE determines the process number of first code word place transmission block, and the process number of this first code word place transmission block is: HAP _Pb

Step 43:UE determines the process number of second code word place transmission block, and the process number of this second code word place transmission block is: $({\mathrm{HAP}}_{\mathrm{pb}}+\frac{N_{\mathrm{proc}}}{4})\mathrm{mod}\left(N_{\mathrm{proc}}\right).$

Step 44:UE determines the process number of the 3rd code word place transmission block, and the process number of the 3rd code word place transmission block is: $({\mathrm{HAP}}_{\mathrm{pb}}+\frac{N_{\mathrm{proc}}}{2})\mathrm{mod}\left(N_{\mathrm{proc}}\right).$

Fig. 5 determines the schematic flow sheet of another embodiment of method of HARQ process number for the present invention, and present embodiment transmits 4 code words simultaneously with maximum supports, and current to have transmitted four code words be example.Referring to Fig. 5, present embodiment comprises:

Step 51:UE receives the HS-SCCH information that the base station sends.

Identical with a last embodiment, the value HAP of record in the HS-SCCH information in the present embodiment _PbIt is 5.

Step 52:UE determines the process number of first code word place transmission block, and the process number of this first code word place transmission block is: HAP _Pb

Step 53:UE determines the process number of second code word place transmission block, and the process number of this second code word place transmission block is: $({\mathrm{HAP}}_{\mathrm{pb}}+\frac{N_{\mathrm{proc}}}{4})\mathrm{mod}\left(N_{\mathrm{proc}}\right).$

Step 54:UE determines the process number of the 3rd code word place transmission block, and the process number of the 3rd code word place transmission block is: $({\mathrm{HAP}}_{\mathrm{pb}}+\frac{N_{\mathrm{proc}}}{2})\mathrm{mod}\left(N_{\mathrm{proc}}\right).$

Step 55:UE determines the process number of the 4th code word place transmission block, and the process number of the 4th code word place transmission block is: $({\mathrm{HAP}}_{\mathrm{pb}}+\frac{{3\×N}_{\mathrm{proc}}}{4})\mathrm{mod}\left(N_{\mathrm{proc}}\right).$

From the embodiment of Fig. 2～shown in Figure 5 as can be seen, when the mimo system support more than two code words when transmission time, the HARQ process number of the transmission block at each code word place also can be expressed, and not conflict mutually between the HARQ process number of the transmission block at each code word place.

Particularly, with N _Proc=8 * n=32 is example, works as HAP _PbIn the time of between 0～7, the HARQ process number of first code word place transmission block is between 0～7, the HARQ process number of second code word place transmission block is between 8～15, the HARQ process number of the 3rd code word place transmission block is between 16～23, and the HARQ process number of the 4th code word place transmission block is between 24～31; Work as HAP _PbIn the time of between 8～15, the HARQ process number of first code word place transmission block is between 8～15, the HARQ process number of second code word place transmission block is between 16～23, the HARQ process number of the 3rd code word place transmission block is between 24～31, and the HARQ process number of the 4th code word place transmission block is between 0～7.HAP _PbSimilar when its residual value, the HARQ process number of different code words place transmission block can be expressed and the phase non-overlapping copies.

Fig. 6 determines the structural representation of equipment one embodiment of HARQ process number for the present invention, and this equipment can be UIE, and this equipment comprises receiver module 61 and determination module 62; Receiver module 61 is used for receiving the HARQ progress information that the base station sends by HS-SCCH; Determination module 62 is used for according to described HARQ progress information, the process number of the transmission block at each code word place at least three code words determining to transmit simultaneously.

Optionally, described determination module specifically is used for:

The process number of determining the transmission block at i code word place is:

$({\mathrm{HAP}}_{\mathrm{pb}}+\frac{(i-1)\×N_{\mathrm{proc}}}{n})\mathrm{mod}\left(N_{\mathrm{proc}}\right)$

Wherein, HAP _PbBe the numerical value that records in the described HARQ progress information, N _ProcTotal HARQ process number for configuration; N is for supporting the maximum number of the code word of transmission simultaneously; Mod () represents modulo operation.

Optionally, the figure place of the HARQ progress information of described receiver module reception is: Wherein,

Expression rounds up, and n is for supporting the maximum number of the code word of transmission simultaneously.For example, n is 4 o'clock, and figure place is 5.

Optionally, the described N of described determination module employing _ProcValue be 8 * n.

Optionally, when four code words were transmitted in maximum supports simultaneously, described determination module specifically was used for:

When the code word of transmission simultaneously is at least one, determine that the HARQ process number of first code word place transmission block is: HAP _Pb

When the code word of transmission simultaneously is at least two, determine that the HARQ process number of second code word place transmission block is: $({\mathrm{HAP}}_{\mathrm{pb}}+\frac{N_{\mathrm{proc}}}{4})\mathrm{mod}\left(N_{\mathrm{proc}}\right);$

When the code word of transmission simultaneously is at least three, determine that the HARQ process number of the 3rd code word place transmission block is: $({\mathrm{HAP}}_{\mathrm{pb}}+\frac{N_{\mathrm{proc}}}{2})\mathrm{mod}\left(N_{\mathrm{proc}}\right);$

When the code word of transmission simultaneously is at least four, determine that the HARQ process number of the 4th code word place transmission block is: $({\mathrm{HAP}}_{\mathrm{pb}}+\frac{{3\×N}_{\mathrm{proc}}}{4})\mathrm{mod}\left(N_{\mathrm{proc}}\right).$

Present embodiment is by increasing the figure place of HARQ progress information, can in the code word of transmission during more than two, can represent the HARQ process number of the transmission block at each code word place.

One of ordinary skill in the art will appreciate that: all or part of step that realizes above-mentioned each method embodiment can be finished by the relevant hardware of program command.Aforesaid program can be stored in the computer read/write memory medium.This program is carried out the step that comprises above-mentioned each method embodiment when carrying out; And aforesaid storage medium comprises: various media that can be program code stored such as ROM, RAM, magnetic disc or CD.

It should be noted that at last: above each embodiment is not intended to limit only in order to technical scheme of the present invention to be described; Although the present invention has been described in detail with reference to aforementioned each embodiment, those of ordinary skill in the art is to be understood that: it still can be made amendment to the technical scheme that aforementioned each embodiment puts down in writing, and perhaps some or all of technical characterictic wherein is equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution break away from the scope of various embodiments of the present invention technical scheme.

Claims (10)

1. the method for a definite HARQ process number is characterized in that, comprising:

UE receives the HARQ progress information that the base station sends by HS-SCCH;

UE is according to described HARQ progress information, determines the process number of the transmission block at each code word place at least three code words of transmission simultaneously.

2. method according to claim 1 is characterized in that, the process number of the transmission block at each code word place in described at least three code words determining to transmit simultaneously comprises:

The process number of determining the transmission block at i code word place is:

$({\mathrm{HAP}}_{\mathrm{pb}}+\frac{(i-1)\×N_{\mathrm{proc}}}{n})\mathrm{mod}\left(N_{\mathrm{proc}}\right)$

Wherein, HAP _PbBe the numerical value that records in the described HARQ progress information, N _ProcTotal HARQ process number for configuration; N is for supporting the maximum number of the code word of transmission simultaneously; Mod () represents modulo operation.

3. method according to claim 1 and 2 is characterized in that, the figure place of described HARQ progress information is:

Wherein,

Expression rounds up, and n is for supporting the maximum number of the code word of transmission simultaneously.

4. method according to claim 2 is characterized in that, described N _ProcValue be 8 * n.

5. method according to claim 3 is characterized in that, when four code words were transmitted in maximum supports simultaneously, the process number of the transmission block at each code word place in described at least three code words determining to transmit simultaneously comprised:

When the code word of transmission simultaneously is at least one, determine that the HARQ process number of first code word place transmission block is: HAP _Pb

When the code word of transmission simultaneously is at least two, determine that the HARQ process number of second code word place transmission block is: $({\mathrm{HAP}}_{\mathrm{pb}}+\frac{N_{\mathrm{proc}}}{4})\mathrm{mod}\left(N_{\mathrm{proc}}\right);$

When the code word of transmission simultaneously is at least three, determine that the HARQ process number of the 3rd code word place transmission block is: $({\mathrm{HAP}}_{\mathrm{pb}}+\frac{N_{\mathrm{proc}}}{2})\mathrm{mod}\left(N_{\mathrm{proc}}\right);$

When the code word of transmission simultaneously is at least four, determine that the HARQ process number of the 4th code word place transmission block is: $({\mathrm{HAP}}_{\mathrm{pb}}+\frac{{3\×N}_{\mathrm{proc}}}{4})\mathrm{mod}\left(N_{\mathrm{proc}}\right).$

6. the equipment of a definite HARQ process number is characterized in that, comprising:

Receiver module is used for receiving the HARQ progress information that the base station sends by HS-SCCH;

Determination module is used for according to described HARQ progress information, the process number of the transmission block at each code word place at least three code words determining to transmit simultaneously.

7. equipment according to claim 6 is characterized in that, described determination module specifically is used for:

The process number of determining the transmission block at i code word place is:

$({\mathrm{HAP}}_{\mathrm{pb}}+\frac{(i-1)\×N_{\mathrm{proc}}}{n})\mathrm{mod}\left(N_{\mathrm{proc}}\right)$

Wherein, HAP _PbBe the numerical value that records in the described HARQ progress information, N _ProcTotal HARQ process number for configuration; N is for supporting the maximum number of the code word of transmission simultaneously; Mod () represents modulo operation.

8. according to claim 6 or 7 described equipment, it is characterized in that the figure place of the HARQ progress information that described receiver module receives is:

Wherein,

Expression rounds up, and n is for supporting the maximum number of the code word of transmission simultaneously.

9. equipment according to claim 7 is characterized in that, the described N that described determination module adopts _ProcValue be 8 * n.

10. equipment according to claim 8 is characterized in that, when four code words were transmitted in maximum supports simultaneously, described determination module specifically was used for:

When the code word of transmission simultaneously is at least one, determine that the HARQ process number of first code word place transmission block is: HAP _Pb

When the code word of transmission simultaneously is at least two, determine that the HARQ process number of second code word place transmission block is: $({\mathrm{HAP}}_{\mathrm{pb}}+\frac{N_{\mathrm{proc}}}{4})\mathrm{mod}\left(N_{\mathrm{proc}}\right);$

When the code word of transmission simultaneously is at least three, determine that the HARQ process number of the 3rd code word place transmission block is: $({\mathrm{HAP}}_{\mathrm{pb}}+\frac{N_{\mathrm{proc}}}{2})\mathrm{mod}\left(N_{\mathrm{proc}}\right);$

When the code word of transmission simultaneously is at least four, determine that the HARQ process number of the 4th code word place transmission block is: $({\mathrm{HAP}}_{\mathrm{pb}}+\frac{{3\×N}_{\mathrm{proc}}}{4})\mathrm{mod}\left(N_{\mathrm{proc}}\right).$

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