CN101667899A - Method for dividing and implementing uplink HARQ feedback channel resources - Google Patents

Abstract

The invention discloses a method for dividing uplink HARQ feedback channels and a method for implementing uplink HARQ feedback channels. The method for dividing the uplink HARQ feedback channels is used in an uplink frame structure of a wireless communication system, and the method comprises that: an uplink HARQ feedback area consists of a plurality of logic resource blocks, the plurality of logicresource blocks are divided into a plurality of fragments, each fragment is divided into a plurality of secondary fragments, and all the secondary fragments are divided into a plurality of HARQ feedback channel transmission resource blocks, wherein each HARQ feedback channel transmission resource block comprises at least one secondary fragment, and the HARQ feedback channel transmission resourceblocks do not comprise the same secondary fragments; and all carriers contained in each secondary fragment of each HARQ feedback channel transmission resource block are divided into data carriers andpilot carriers. Through the method, a plurality of HARQ feedback channels are multiplexed to the same HARQ feedback channel transmission resource block in a code division multiplexing mode so as to utilize the uplink channel resources and ensure the transmission performance of feedback information.

Description

The division of uplink HARQ feedback channel resources and implementation method

Technical field

The present invention relates to the communications field, relate in particular to a kind of division and implementation method of uplink HARQ feedback channel.

Background technology

Mix and retransmit (Hybrid Automatic repeat Request automatically, abbreviate HARQ as) combine automatic retransmission technique (Automatic repeat Request, abbreviate ARQ as) and forward error correction coding (Forward Error Correction abbreviates FEC as) technology detect mistake and correct.For the each HARQ packet that sends of transmitting terminal, receiving terminal carries out verification after data demodulates decoding, if verification is correct, then (correctly reply, ACK), transmitting terminal sends new packet to receiving terminal to receiving terminal to the successful message of transmitting terminal feedback reception; If verification failure, then (wrong responses, NACK), transmitting terminal will retransmit pattern according to selected HARQ transmit the packet that this transmissions is failed to the message that takes defeat to the transmitting terminal feedback of receiving terminal again.

In the down link of radio communication, the ACK/NACK message of HARQ packet correspondence needs receiving terminal (for example handheld devices such as mobile phone, CPE (global network client device), notebook, palmtop PC) to give transmitting terminal (for example base station, systems such as relay station) by uplink feedback.In wireless communication system, up channel is valuable resource, how to utilize limited uplink channel resources efficiently for terminal in the existing technical scheme, and the transmission performance (being the feedback message that transmitting terminal detects terminal exactly) that guarantees feedback message, do not provide concrete solution.

Summary of the invention

Consider that a kind of technology of the needs that exist in the correlation technique solves terminal and how to utilize limited uplink channel resources efficiently, and guarantee feedback message transmission performance problem and the present invention is proposed, for this reason, main purpose of the present invention is to provide a kind of division and implementation method of uplink HARQ feedback channel, to address the above problem.

According to an aspect of the present invention, provide a kind of division methods of uplink HARQ feedback channel, be used for the uplink frame structure of wireless communication system.

Division methods according to uplink HARQ feedback channel of the present invention comprises: the ascending HARQ feedback areas is made of a plurality of logical resource block, described a plurality of logical resource block are divided into a plurality of, and each sheet is divided into a plurality of secondary pieces, all secondary pieces are divided into a plurality of HARQ feedback channel transmission resource block, wherein, each HARQ feedback channel transmission resource block comprises at least one secondary pieces, and described each HARQ feedback channel transmission resource block does not comprise identical secondary pieces each other; For each secondary pieces of each HARQ feedback channel transmission resource block, its all carrier waves that comprise are divided into data carrier and pilot frequency carrier wave.

According to an aspect of the present invention, provide a kind of implementation method of uplink HARQ feedback channel, be used for the uplink frame structure of wireless communication system.

Implementation method according to uplink HARQ feedback channel of the present invention comprises: the ascending HARQ feedback areas is made of a plurality of logical resource block, a plurality of logical resource block are divided into a plurality of, and each sheet is divided into a plurality of secondary pieces, all secondary pieces are divided into a plurality of HARQ feedback channel transmission resource block, wherein, each HARQ feedback channel transmission resource block comprises at least one secondary pieces, and each HARQ feedback channel transmission resource block does not comprise identical secondary pieces each other; For each HARQ feedback channel transmission resource block, for it distributes a plurality of HARQ feedback channels, and with the multiplexing a plurality of HARQ feedback channels of the mode of code division multiplexing; The feedback information of d HARQ packet correspondence of each HARQ feedback channel transmission, and a sequence in numerical value in 2d numerical value of employing or 2d the sequence represents the feedback information of d HARQ packet correspondence, wherein, d is a natural number.

The implementation method of uplink HARQ feedback channel is provided according to an aspect of the present invention.

Implementation method according to uplink HARQ feedback channel of the present invention comprises: the ascending HARQ feedback areas is made of a plurality of logical resource block, a plurality of logical resource block are divided into a plurality of, and each sheet is divided into a plurality of secondary pieces, all secondary pieces are divided into a plurality of HARQ feedback channel transmission resource block, wherein, each HARQ feedback channel transmission resource block comprises at least one secondary pieces, and each HARQ feedback channel transmission resource block does not comprise identical secondary pieces each other; For each HARQ feedback channel transmission resource block,,, and be each HARQ feedback channel distribute data frequency expansion sequence and pilot frequency sequence with the multiplexing a plurality of HARQ feedback channels of the mode of code division multiplexing for it distributes a plurality of HARQ feedback channels; Wherein, the data frequency expansion sequence length of each HARQ feedback channel correspondence is identical and mutually orthogonal, the pilot sequence length of each HARQ feedback channel correspondence is identical and mutually orthogonal, and each HARQ feedback channel all occupies all data carriers and pilot frequency carrier wave in the HARQ feedback channel transmission resource block of its ownership.

The implementation method of uplink HARQ feedback channel is provided according to an aspect of the present invention.

Implementation method according to uplink HARQ feedback channel of the present invention comprises: terminal is according to the feedback information that transmits on the data frequency expansion sequence of its corresponding uplink HARQ feedback channel transmission resource block, HARQ feedback channel that terminal is used in this HARQ feedback channel transmission resource block, HARQ feedback channel correspondence, pilot frequency sequence, the HARQ feedback channel, and data carrier on the HARQ feedback channel and pilot frequency carrier wave are modulated feedback information frequency expansion sequence and pilot frequency sequence respectively.

By above-mentioned at least one technical scheme of the present invention, multiplexing on same HARQ feedback channel transmission resource block by a plurality of HARQ feedback channels in the mode of code division multiplexing, utilize uplink channel resources efficiently, and guaranteed transmission performance of feedback information.

Description of drawings

Accompanying drawing is used to provide further understanding of the present invention, and constitutes the part of specification, is used from explanation the present invention with embodiments of the invention one, is not construed as limiting the invention.In the accompanying drawings:

Fig. 1 is the flow chart according to the division methods of the uplink HARQ feedback channel of the inventive method embodiment;

Fig. 2 is the structural representation according to the logical resource block in the uplink HARQ feedback channel zone of prior art;

Fig. 3 is the schematic diagram according to the dividing mode 1 that sheet is divided into secondary pieces of the embodiment of the invention;

Fig. 4 is the division methods schematic diagram according to data carrier and pilot frequency carrier wave in the secondary pieces of embodiment one;

Fig. 5 is the secondary pieces structural representation that the HARQ feedback channel transmission resource block 1 according to embodiment one comprises;

Fig. 6 is according to the data of the effective information frequency expansion sequence of embodiment one and pilot frequency sequence and secondary pieces and the mapping schematic diagram of pilot frequency carrier wave;

Fig. 7 is the division methods schematic diagram according to data carrier and pilot frequency carrier wave in the secondary pieces of embodiment two;

Fig. 8 is the secondary pieces structural representation that the HARQ feedback channel transmission resource block 1 according to embodiment two comprises;

Fig. 9 is according to the data of the effective information frequency expansion sequence of embodiment two and pilot frequency sequence and secondary pieces and the mapping schematic diagram of pilot frequency carrier wave;

Figure 10 is dividing mode 2 schematic diagrames that sheet are divided into secondary pieces according to the embodiment of the invention;

Figure 11 is according to data carrier in the secondary pieces of embodiment three and pilot frequency carrier wave division methods schematic diagram;

Figure 12 is the secondary pieces structural representation that the HARQ feedback channel transmission resource block 1 according to embodiment three comprises;

Figure 13 is according to the data of the effective information frequency expansion sequence of embodiment three and pilot frequency sequence and secondary pieces and the mapping schematic diagram of pilot frequency carrier wave;

Figure 14 is the division methods schematic diagram according to data carrier and pilot frequency carrier wave in the secondary pieces of embodiment four;

Figure 15 is the secondary pieces structural representation that the HARQ feedback channel transmission resource block 1 according to embodiment four comprises;

Figure 16 is according to the data of the effective information frequency expansion sequence of embodiment four and pilot frequency sequence and secondary pieces and the mapping schematic diagram of pilot frequency carrier wave.

Embodiment

Describe the present invention in detail below in conjunction with accompanying drawing.

Method embodiment

According to the embodiment of the invention, provide a kind of implementation method of uplink HARQ feedback channel.

Fig. 1 is the flow chart according to the division methods of the uplink HARQ feedback channel of the embodiment of the invention, and as shown in Figure 1, this method may further comprise the steps:

Step S102, the ascending HARQ feedback areas is made of a plurality of logical resource block, described a plurality of logical resource block are divided into a plurality of, and each sheet is divided into a plurality of secondary pieces, all secondary pieces are divided into a plurality of HARQ feedback channel transmission resource block, wherein, each HARQ feedback channel transmission resource block comprises at least one secondary pieces, and described each HARQ feedback channel transmission resource block does not comprise identical secondary pieces each other;

Step S104, each secondary pieces in each HARQ feedback channel transmission resource block is divided into data carrier and pilot frequency carrier wave with it.

The technical scheme that provides by the embodiment of the invention, multiplexing on same HARQ feedback channel transmission resource block by a plurality of HARQ feedback channels in the mode of code division multiplexing, utilize uplink channel resources efficiently, and guaranteed transmission performance of feedback information.

Below each step is described.

(1) step S102

At first HARQ feedback areas, logical resource block, HARQ feedback channel transmission resource block and sheet are described.

The HARQ feedback areas is meant the resource block regions that is made of all uplink HARQ feedback channels in the uplink frame structure at wireless communication system, and multiplexing in uplink frame in the mode of FDM with uplink data channels, other control channels.

Logical resource block is meant in sub-frame of uplink, on time domain, occupy a plurality of continuous symbols, on frequency domain, occupy the Resource Block of a plurality of carrier waves, sheet is meant in sub-frame of uplink, on time domain, occupy a plurality of continuous symbols, on frequency domain, occupy the Resource Block of a plurality of continuous carriers, wherein, sheet is less than or equal to the number of a plurality of continuous symbols that logical resource block occupies in the number of a plurality of continuous symbols that occupy on the time domain on time domain, sheet is less than or equal to the number of a plurality of carrier waves that occupy on the logical resource block frequency domain in the number of a plurality of carrier waves that occupy on the frequency domain.Secondary pieces is contained in the chip architecture, is meant in sub-frame of uplink, and the number that occupies continuous a plurality of carrier waves on frequency domain occupies continuous a plurality of symbolic numbers and is less than or equal to the symbolic number that described chip architecture comprises less than described carrier number that comprises on time domain.

HARQ feedback channel transmission resource block is meant in sub-frame of uplink, constitutes by described a plurality of secondary pieces, and as the least resource piece of multiplexing a plurality of HARQ feedback channels.

In addition, in order to improve the transmission performance of channel, in dividing HARQ feedback channel transmission resource block process, can make a plurality of secondary pieces that comprise in the HARQ feedback channel transmission resource block belong to same logical resource block, and each secondary pieces belong to different sheets.

(1) step S104

Data carrier is included in the secondary pieces of its ownership, and this data carrier occupies the part of all carrier resources that secondary pieces comprises, pilot frequency carrier wave occupy all residue carrier resources of removing data carrier in the secondary pieces.

According to the embodiment of the invention, provide a kind of implementation method of uplink HARQ feedback channel.

Implementation method according to the uplink HARQ feedback channel of the embodiment of the invention comprises: the ascending HARQ feedback areas is made of a plurality of logical resource block, described a plurality of logical resource block are divided into a plurality of, and each sheet is divided into a plurality of secondary pieces, all secondary pieces are divided into a plurality of HARQ feedback channel transmission resource block, wherein, each HARQ feedback channel transmission resource block comprises at least one secondary pieces, and described each HARQ feedback channel transmission resource block does not comprise identical secondary pieces each other; For each HARQ feedback channel transmission resource block, for it distributes a plurality of HARQ feedback channels, and with the multiplexing a plurality of HARQ feedback channels of the mode of code division multiplexing; The feedback information of d HARQ packet correspondence of each HARQ feedback channel transmission, and a sequence in numerical value in 2d numerical value of employing or 2d the sequence represents the feedback information of described d HARQ packet correspondence, wherein, d is a natural number.

Below the operation with the multiplexing a plurality of HARQ feedback channels of the mode of code division multiplexing is elaborated.

For each HARQ feedback channel transmission resource block, for it frequent sequence of a plurality of data, a plurality of pilot frequency sequence are set in advance, wherein, the number of the number of a plurality of data frequency expansion sequences and a plurality of pilot frequency sequences all is less than or equal to the number of a plurality of carrier waves that secondary pieces occupies on frequency domain.

And pairwise orthogonal between above-mentioned a plurality of data frequency expansion sequence, pairwise orthogonal between a plurality of pilot frequency sequences.

For each HARQ feedback channel, be its distribute data frequency expansion sequence and pilot frequency sequence, and the data frequency expansion sequence is selected in a plurality of data frequency expansion sequences that set in advance, pilot frequency sequence is selected in a plurality of pilot frequency sequences that set in advance, for multiplexing a plurality of HARQ feedback channels in each HARQ feedback channel transmission resource block, the data frequency expansion sequence difference of distributing for any two HARQ feedback channels wherein, the pilot frequency sequence difference of distributing for any two HARQ feedback channels wherein.

Wherein, for each data frequency expansion sequence, its length equals the number of all carrier waves that the data carrier in the sheet comprises; For each pilot frequency sequence, its length equals the number of all carrier waves that the pilot frequency carrier wave in the sheet comprises.

Wherein, the number of a plurality of HARQ feedback channels equals the number of a plurality of data frequency domain spread spectrum sequences or the number of a plurality of pilot frequency sequences.

In addition, each uplink HARQ feedback channel can be multiplexing with the mode of FDM and uplink data channels, other control channels.

Feedback information to d HARQ packet of each HARQ feedback channel transmission is elaborated below.

System can set in advance the corresponding relation between 2d kind compound mode and 2d different pieces of information or the sequence; Perhaps, network side and terminal are determined the corresponding relation between 2d kind compound mode and 2d different pieces of information or the sequence through consultation.

Wherein, the feedback information of d HARQ packet correspondence has 2d kind compound mode, and in every kind of compound mode and 2d different pieces of information or the sequence one is corresponding, and each feedback information adopts a kind of compound mode wherein.

Particularly, can adopt the form of BPSK or QPSK that the feedback information of each HARQ feedback channel is modulated, feedback information comprises ACK information or nack message, and wherein, the BPSK form is used to indicate a HARQ packet of HARQ feedback channel transmission to receive success or failure; The QPSK form is used to indicate two different HARQ packets of HARQ feedback channel transmission to receive success or failure.Like this, in implementation process, system need set in advance the constellation point of BPSK/QPSK modulation and the corresponding relation between feedback information, and perhaps, network side and terminal are determined the constellation point of BPSK/QPSK modulation and the corresponding relation between feedback information through consultation.

In addition, system need set in advance data frequency expansion sequence, the pilot frequency sequence of multiplexing each HARQ feedback channel correspondence on same HARQ feedback channel transmission resource block; Perhaps, network side is determined multiplexing corresponding data frequency expansion sequence, the pilot frequency sequence of each HARQ feedback channel on same HARQ feedback channel transmission resource block through consultation with terminal.

According to the embodiment of the invention, provide a kind of implementation method of uplink HARQ feedback channel.

Implementation method according to uplink HARQ feedback channel of the present invention comprises: the ascending HARQ feedback areas is made of a plurality of logical resource block, described a plurality of logical resource block are divided into a plurality of, and each sheet is divided into a plurality of secondary pieces, all secondary pieces are divided into a plurality of HARQ feedback channel transmission resource block, wherein, each HARQ feedback channel transmission resource block comprises at least one secondary pieces, and described each HARQ feedback channel transmission resource block does not comprise identical secondary pieces each other; For each HARQ feedback channel transmission resource block,,, and be each HARQ feedback channel distribute data frequency expansion sequence and pilot frequency sequence with the multiplexing a plurality of HARQ feedback channels of the mode of code division multiplexing for it distributes a plurality of HARQ feedback channels; Wherein, the pilot sequence length of each HARQ feedback channel correspondence is identical and mutually orthogonal, and each HARQ feedback channel all occupies all data carriers and pilot frequency carrier wave in the HARQ feedback channel transmission resource block of its ownership, afterwards, network side sends indication information to terminal, the HARQ feedback channel that the HARQ feedback channel transmission resource block of indicating terminal correspondence and terminal are used in this HARQ feedback channel transmission resource block.

According to the embodiment of the invention, provide a kind of implementation method of uplink HARQ feedback channel.

Implementation method according to uplink HARQ feedback channel of the present invention comprises: terminal is according to its corresponding uplink HARQ feedback channel transmission resource block, the HARQ feedback channel that terminal is used in this HARQ feedback channel transmission resource block, and the data frequency expansion sequence of HARQ feedback channel correspondence and pilot tone frequency expansion sequence, data carrier on the HARQ feedback channel and pilot frequency carrier wave are modulated feedback information frequency expansion sequence and pilot frequency sequence respectively, and terminal is modulated the feedback information frequency expansion sequence at the data carrier of each secondary pieces that HARQ feedback channel transmission resource block comprises, in each secondary pilot frequency carrier wave modulated pilots sequence wherein, feedback information comprises ACK information or nack message.

Wherein, the feedback information frequency expansion sequence is multiplied each other by feedback information and data frequency expansion sequence and obtains.

Particularly, the operation that data carrier on the HARQ feedback channel is modulated feedback information can for: feedback information be multiply by data frequency domain spread spectrum sequence obtains the feedback information frequency expansion sequence, then it is mapped on the carrier wave of data carrier correspondence of each secondary pieces of HARQ feedback channel transmission resource block.

Particularly, operation that the pilot frequency carrier wave on the HARQ feedback channel is modulated pilot frequency sequence can for: pilot frequency sequence is mapped on all carrier waves of pilot frequency carrier wave correspondence of each secondary pieces of HARQ feedback channel transmission resource block.

Example one

Fig. 2 shows the structural representation of logical resource block in the uplink HARQ feedback channel zone of prior art, as shown in Figure 2, in LRU (up logical resource block), a LRU comprises 3 sheets (Tile), wherein, each Tile occupies 6 continuous symbols on time domain, occupies 6 subcarriers on frequency domain, the rectangle resource block regions of a 6*6 of formation (M=6, L=6).In this example, the HARQ feedback areas is made of a up logical resource block.

Fig. 3 shows the secondary pieces division methods schematic diagram of embodiment one, and as shown in Figure 3, wherein, each secondary pieces is made of 2 frequency domain carrier waves and 6 time-domain symbol of a sheet, and promptly each sheet comprises 3 secondary pieces: secondary pieces 1, secondary pieces 2, secondary pieces 3.

Wherein each HARQ feedback transmission resource block is made of 3 secondary pieces, and wherein HARQ feedback channel transmission resource block 1 is made of the secondary pieces 1 in the secondary pieces in the sheet 11, the sheet 2, the secondary pieces 1 in the sheet 3; Similarly, HARQ feedback channel transmission resource block 2 is made of the secondary pieces 2 in the secondary pieces in the sheet 12, the sheet 2, the secondary pieces 2 in the sheet 3; HARQ feedback channel transmission resource block 3 is made of the secondary pieces 3 in the secondary pieces in the sheet 13, the sheet 2, the secondary pieces 3 in the sheet 3, because the class of operation of each HARQ feedback channel transmission resource block seemingly, is that example describes the embodiment of the invention with HARQ feedback channel transmission resource block 1 shown in Figure 5 below.

Fig. 4 shows according to data carrier in the secondary pieces of embodiment one and pilot frequency carrier wave division methods schematic diagram, as shown in Figure 4, in each secondary pieces of HARQ feedback channel transmission resource block 1, data carrier occupies all carrier waves of the 1st, 3,5 symbol, and the residue carrier wave is a pilot frequency carrier wave.

Multiplexing 6 HARQ feedback channels in above-mentioned HARQ feedback channel transmission resource block, wherein, each HARQ feedback channel occupies all subcarriers of whole HARQ feedback channel transmission resource block.

The base station is that each HARQ feedback channel transmission resource block is distributed 6 mutually orthogonal data frequency expansion sequence S _i(1≤i≤6) and 6 mutually orthogonal pilot frequency sequence P _i(1≤i≤6), the length of each sequence all are 6.

S ₁＝[1，1，1，1，1，1]

S ₂＝[1，-1，1，-1，1，-1]

${\mathrm{<figure-callout\; id="3"\; label="S"\; filenames="A2008101746720032H1.png,A2008101746720035H1.png"\; state="\{\{state\}\}">S</figure-callout>}}_3=[\mathrm{1,1},{\mathrm{<figure-callout\; id="2"\; label="e\; j"\; filenames="A2008101746720032H1.png,A2008101746720035H1.png"\; state="\{\{state\}\}">e</figure-callout>}}^{\frac{j}{}},{\mathrm{<figure-callout\; id="2"\; label="e\; j"\; filenames="A2008101746720032H1.png,A2008101746720035H1.png"\; state="\{\{state\}\}">e</figure-callout>}}^{\frac{j}{}},{\mathrm{<figure-callout\; id="4"\; label="e\; j"\; filenames="A2008101746720032H1.png,A2008101746720035H1.png"\; state="\{\{state\}\}">e</figure-callout>}}^{\frac{j}{}},{\mathrm{<figure-callout\; id="4"\; label="e\; j"\; filenames="A2008101746720032H1.png,A2008101746720035H1.png"\; state="\{\{state\}\}">e</figure-callout>}}^{\frac{j}{}}]$

Wherein: ${\mathrm{<figure-callout\; id="4"\; label="S"\; filenames="A2008101746720032H1.png,A2008101746720035H1.png"\; state="\{\{state\}\}">S</figure-callout>}}_4=[1,-1,{\mathrm{<figure-callout\; id="2"\; label="e\; j"\; filenames="A2008101746720032H1.png,A2008101746720035H1.png"\; state="\{\{state\}\}">e</figure-callout>}}^{\frac{j}{}},{-\mathrm{<figure-callout\; id="2"\; label="e\; j"\; filenames="A2008101746720032H1.png,A2008101746720035H1.png"\; state="\{\{state\}\}">e</figure-callout>}}^{\frac{j}{}},{\mathrm{<figure-callout\; id="4"\; label="e\; j"\; filenames="A2008101746720032H1.png,A2008101746720035H1.png"\; state="\{\{state\}\}">e</figure-callout>}}^{\frac{j}{}},{-\mathrm{<figure-callout\; id="4"\; label="e\; j"\; filenames="A2008101746720032H1.png,A2008101746720035H1.png"\; state="\{\{state\}\}">e</figure-callout>}}^{\frac{j}{}}],$ While P _i=S _i

${\mathrm{<figure-callout\; id="5"\; label="S"\; filenames="A2008101746720032H1.png,A2008101746720035H1.png"\; state="\{\{state\}\}">S</figure-callout>}}_5=[\mathrm{1,1},{\mathrm{<figure-callout\; id="4"\; label="e\; j"\; filenames="A2008101746720032H1.png,A2008101746720035H1.png"\; state="\{\{state\}\}">e</figure-callout>}}^{\frac{j}{}},{\mathrm{<figure-callout\; id="4"\; label="e\; j"\; filenames="A2008101746720032H1.png,A2008101746720035H1.png"\; state="\{\{state\}\}">e</figure-callout>}}^{\frac{j}{}},{\mathrm{<figure-callout\; id="2"\; label="e\; j"\; filenames="A2008101746720032H1.png,A2008101746720035H1.png"\; state="\{\{state\}\}">e</figure-callout>}}^{\frac{j}{}},{\mathrm{<figure-callout\; id="2"\; label="e\; j"\; filenames="A2008101746720032H1.png,A2008101746720035H1.png"\; state="\{\{state\}\}">e</figure-callout>}}^{\frac{j}{}}]$

${\mathrm{<figure-callout\; id="3"\; label="S"\; filenames="A2008101746720032H1.png,A2008101746720035H1.png"\; state="\{\{state\}\}">S</figure-callout>}}_3=[1,-1,{\mathrm{<figure-callout\; id="4"\; label="e\; j"\; filenames="A2008101746720032H1.png,A2008101746720035H1.png"\; state="\{\{state\}\}">e</figure-callout>}}^{\frac{j}{}},{-\mathrm{<figure-callout\; id="4"\; label="e\; j"\; filenames="A2008101746720032H1.png,A2008101746720035H1.png"\; state="\{\{state\}\}">e</figure-callout>}}^{\frac{j}{}},{\mathrm{<figure-callout\; id="2"\; label="e\; j"\; filenames="A2008101746720032H1.png,A2008101746720035H1.png"\; state="\{\{state\}\}">e</figure-callout>}}^{\frac{j}{}},{-\mathrm{<figure-callout\; id="2"\; label="e\; j"\; filenames="A2008101746720032H1.png,A2008101746720035H1.png"\; state="\{\{state\}\}">e</figure-callout>}}^{\frac{j}{}}]$

Wherein, the data frequency expansion sequence and the pilot frequency sequence of the individual HARQ feedback channel correspondence of i (1≤i≤6) are respectively S _iAnd P _iThe corresponding relation of feedback channel and sequence is definite by holding consultation between base station appointment or base station and the feedback terminal.

Because the class of operation of multiplexing all uplink HARQ feedback channels in same uplink HARQ feedback channel transmission resource block seemingly, be the operating process of example explanation feedback terminal below with the individual uplink HARQ feedback channel of i (1≤i≤6).

If each uplink HARQ feedback channel uses BPSK modulation effective feedback message (ACK/NACK), then the valid data b of i uplink HARQ feedback channel modulation _iFor the set 1, the some data the among+1}, wherein, mapping ruler is: when the feedback channel transferring ACK, b _i=+1, when feedback channel transmission NACK, b _i=-1.

Fig. 6 shows and implements one effective information frequency expansion sequence and the data of pilot frequency sequence and secondary pieces and the mapping schematic diagram of pilot frequency carrier wave, describes this mapping process below in detail, is that example describes with i HARQ feedback channel feeding back ACK information, then b _i=+1.With b _iWith data frequency expansion sequence S _iMultiply each other and obtain sequence D _i, then with D _iBe mapped on the data carrier according to shown in Figure 6, then with ⁱThe pilot frequency sequence P of HARQ feedback channel correspondence _iBe mapped on the pilot frequency carrier wave according to shown in Figure 6.

Example two

Fig. 2 shows the structural representation of logical resource block in the uplink HARQ feedback channel zone of prior art, as shown in Figure 2, in LRU (up logical resource block), a LRU comprises 3 sheets (Tile), wherein, each Tile occupies 6 continuous symbols on time domain, occupies 6 subcarriers on frequency domain, the rectangle resource block regions of a 6*6 of formation (M=6, L=6).In this example, the HARQ feedback areas is made of a up logical resource block.

Fig. 3 shows the secondary pieces division methods schematic diagram of each sheet of embodiment two, and wherein, each secondary pieces is made of 2 frequency domain carrier waves and 6 time-domain symbol of a sheet, and promptly each sheet comprises 3 secondary pieces: secondary pieces 1, secondary pieces 2, secondary pieces 3.

Wherein each HARQ feedback transmission resource block is made of 3 secondary pieces, and wherein HARQ feedback channel transmission resource block 1 is made of the secondary pieces 1 in the secondary pieces in the sheet 11, the sheet 2, the secondary pieces 1 in the sheet 3; Similarly, HARQ feedback channel transmission resource block 2 is made of the secondary pieces 2 in the secondary pieces in the sheet 12, the sheet 2, the secondary pieces 2 in the sheet 3; HARQ feedback channel transmission resource block 3 is made of the secondary pieces 3 in the secondary pieces in the sheet 13, the sheet 2, the secondary pieces 3 in the sheet 3, because the class of operation of each HARQ feedback channel transmission resource block seemingly, is that example describes the embodiment of the invention with HARQ feedback channel transmission resource block 1 shown in Figure 8 below.

Fig. 7 shows the division methods schematic diagram according to data carrier and pilot frequency carrier wave in the secondary pieces of embodiment two, and as shown in Figure 7, in each secondary pieces of HARQ feedback channel transmission resource block 1, data carrier and pilot frequency carrier wave alternately occupy the adjacent position.

Multiplexing 6 HARQ feedback channels in above-mentioned HARQ feedback channel transmission resource block, wherein, each HARQ feedback channel occupies all subcarriers of whole HARQ feedback channel transmission resource block.

The base station is that each HARQ feedback channel transmission resource block is distributed 6 mutually orthogonal data frequency expansion sequence S _i(1≤i≤6) and 6 mutually orthogonal pilot frequency sequence P _i(1≤i≤6), the length of each sequence all are 6.

S ₁＝[1，1，1，1，1，1]

S ₂＝[1，-1，1，-1，1，-1]

${\mathrm{<figure-callout\; id="3"\; label="S"\; filenames="A2008101746720032H1.png,A2008101746720035H1.png"\; state="\{\{state\}\}">S</figure-callout>}}_3=[\mathrm{1,1},{\mathrm{<figure-callout\; id="2"\; label="e\; j"\; filenames="A2008101746720032H1.png,A2008101746720035H1.png"\; state="\{\{state\}\}">e</figure-callout>}}^{\frac{j}{}},{\mathrm{<figure-callout\; id="2"\; label="e\; j"\; filenames="A2008101746720032H1.png,A2008101746720035H1.png"\; state="\{\{state\}\}">e</figure-callout>}}^{\frac{j}{}},{\mathrm{<figure-callout\; id="4"\; label="e\; j"\; filenames="A2008101746720032H1.png,A2008101746720035H1.png"\; state="\{\{state\}\}">e</figure-callout>}}^{\frac{j}{}},{\mathrm{<figure-callout\; id="4"\; label="e\; j"\; filenames="A2008101746720032H1.png,A2008101746720035H1.png"\; state="\{\{state\}\}">e</figure-callout>}}^{\frac{j}{}}]$

Wherein: ${\mathrm{<figure-callout\; id="4"\; label="S"\; filenames="A2008101746720032H1.png,A2008101746720035H1.png"\; state="\{\{state\}\}">S</figure-callout>}}_4=[1,-1,{\mathrm{<figure-callout\; id="2"\; label="e\; j"\; filenames="A2008101746720032H1.png,A2008101746720035H1.png"\; state="\{\{state\}\}">e</figure-callout>}}^{\frac{j}{}},{-\mathrm{<figure-callout\; id="2"\; label="e\; j"\; filenames="A2008101746720032H1.png,A2008101746720035H1.png"\; state="\{\{state\}\}">e</figure-callout>}}^{\frac{j}{}},{\mathrm{<figure-callout\; id="4"\; label="e\; j"\; filenames="A2008101746720032H1.png,A2008101746720035H1.png"\; state="\{\{state\}\}">e</figure-callout>}}^{\frac{j}{}},{-\mathrm{<figure-callout\; id="4"\; label="e\; j"\; filenames="A2008101746720032H1.png,A2008101746720035H1.png"\; state="\{\{state\}\}">e</figure-callout>}}^{\frac{j}{}}],$ While P _i=S _i

${\mathrm{<figure-callout\; id="5"\; label="S"\; filenames="A2008101746720032H1.png,A2008101746720035H1.png"\; state="\{\{state\}\}">S</figure-callout>}}_5=[\mathrm{1,1},{\mathrm{<figure-callout\; id="4"\; label="e\; j"\; filenames="A2008101746720032H1.png,A2008101746720035H1.png"\; state="\{\{state\}\}">e</figure-callout>}}^{\frac{j}{}},{\mathrm{<figure-callout\; id="4"\; label="e\; j"\; filenames="A2008101746720032H1.png,A2008101746720035H1.png"\; state="\{\{state\}\}">e</figure-callout>}}^{\frac{j}{}},{\mathrm{<figure-callout\; id="2"\; label="e\; j"\; filenames="A2008101746720032H1.png,A2008101746720035H1.png"\; state="\{\{state\}\}">e</figure-callout>}}^{\frac{j}{}},{\mathrm{<figure-callout\; id="2"\; label="e\; j"\; filenames="A2008101746720032H1.png,A2008101746720035H1.png"\; state="\{\{state\}\}">e</figure-callout>}}^{\frac{j}{}}]$

${\mathrm{<figure-callout\; id="3"\; label="S"\; filenames="A2008101746720032H1.png,A2008101746720035H1.png"\; state="\{\{state\}\}">S</figure-callout>}}_3=[1,-1,{\mathrm{<figure-callout\; id="4"\; label="e\; j"\; filenames="A2008101746720032H1.png,A2008101746720035H1.png"\; state="\{\{state\}\}">e</figure-callout>}}^{\frac{j}{}},{-\mathrm{<figure-callout\; id="4"\; label="e\; j"\; filenames="A2008101746720032H1.png,A2008101746720035H1.png"\; state="\{\{state\}\}">e</figure-callout>}}^{\frac{j}{}},{\mathrm{<figure-callout\; id="2"\; label="e\; j"\; filenames="A2008101746720032H1.png,A2008101746720035H1.png"\; state="\{\{state\}\}">e</figure-callout>}}^{\frac{j}{}},{-\mathrm{<figure-callout\; id="2"\; label="e\; j"\; filenames="A2008101746720032H1.png,A2008101746720035H1.png"\; state="\{\{state\}\}">e</figure-callout>}}^{\frac{j}{}}]$

Wherein, the data frequency expansion sequence and the pilot frequency sequence of the individual HARQ feedback channel correspondence of i (1≤i≤6) are respectively S _iAnd P _iThe corresponding relation of feedback channel and sequence is definite by holding consultation between base station appointment or base station and the feedback terminal.

Because the class of operation of multiplexing all uplink HARQ feedback channels in same uplink HARQ feedback channel transmission resource block seemingly, be the operating process of example explanation feedback terminal below with the individual uplink HARQ feedback channel of i (1≤i≤6).

If each uplink HARQ feedback channel uses BPSK modulation effective feedback message (ACK/NACK), then the valid data b of i uplink HARQ feedback channel modulation _iFor the set 1, the some data the among+1}, wherein, mapping ruler is: when the feedback channel transferring ACK, b _i=+1, when feedback channel transmission NACK, b _i=-1.

Fig. 9 shows the data frequency expansion sequence of enforcement two and the mapping relations schematic diagram of pilot frequency sequence, describes this mapping process below in detail, is that example describes with i HARQ feedback channel feeding back ACK information, then b _i=+1.With b _iWith data frequency expansion sequence S _iMultiply each other and obtain sequence D _i, then with D _iBe mapped on the data carrier according to shown in Figure 9, then with ⁱThe pilot frequency sequence P of HARQ feedback channel correspondence _iBe mapped on the pilot frequency carrier wave according to shown in Figure 9.

Example three

Fig. 2 shows the structural representation of logical resource block in the uplink HARQ feedback channel zone of prior art, as shown in Figure 2, in LRU (up logical resource block), a LRU comprises 3 sheets (Tile), wherein, each Tile occupies 6 continuous symbols on time domain, occupies 6 subcarriers on frequency domain, the rectangle resource block regions of a 6*6 of formation (M=6, L=6).In this example, the HARQ feedback areas is made of a up logical resource block.

Figure 10 has provided the secondary pieces division methods of each sheet of embodiment three, and as shown in figure 10, wherein, each secondary pieces is made of 6 frequency domain carrier waves and 2 time-domain symbol of a sheet, and promptly each sheet comprises 3 secondary pieces: secondary pieces 1, secondary pieces 2, secondary pieces 3.

Wherein each HARQ feedback transmission resource block is made of 3 secondary pieces, and wherein HARQ feedback channel transmission resource block 1 is made of the secondary pieces 1 in the secondary pieces in the sheet 11, the sheet 2, the secondary pieces 1 in the sheet 3; Similarly, HARQ feedback channel transmission resource block 2 is made of the secondary pieces 2 in the secondary pieces in the sheet 12, the sheet 2, the secondary pieces 2 in the sheet 3; HARQ feedback channel transmission resource block 3 is made of the secondary pieces 3 in the secondary pieces in the sheet 13, the sheet 2, the secondary pieces 3 in the sheet 3, because the class of operation of each HARQ feedback channel transmission resource block is seemingly, is that example describes the embodiment of the invention with HARQ feedback channel transmission resource block 1 shown in Figure 12 below:

Figure 11 shows according to data carrier in the secondary pieces of embodiment three and pilot frequency carrier wave division methods schematic diagram, and as shown in figure 11, in each secondary pieces of HARQ feedback channel transmission resource block 1, data carrier and pilot frequency carrier wave alternately occupy the adjacent position.

Multiplexing 6 HARQ feedback channels in above-mentioned HARQ feedback channel transmission resource block, wherein, each HARQ feedback channel occupies all subcarriers of whole HARQ feedback channel transmission resource block.

The base station is that each HARQ feedback channel transmission resource block is distributed 6 mutually orthogonal data frequency expansion sequence S _i(1≤i≤6) and 6 mutually orthogonal pilot frequency sequence P _i(1≤i≤6), the length of each sequence all are 6.

S ₁＝[1，1，1，1，1，1]

S ₂＝[1，-1，1，-1，1，-1]

${\mathrm{<figure-callout\; id="3"\; label="S"\; filenames="A2008101746720032H1.png,A2008101746720035H1.png"\; state="\{\{state\}\}">S</figure-callout>}}_3=[\mathrm{1,1},{\mathrm{<figure-callout\; id="2"\; label="e\; j"\; filenames="A2008101746720032H1.png,A2008101746720035H1.png"\; state="\{\{state\}\}">e</figure-callout>}}^{\frac{j}{}},{\mathrm{<figure-callout\; id="2"\; label="e\; j"\; filenames="A2008101746720032H1.png,A2008101746720035H1.png"\; state="\{\{state\}\}">e</figure-callout>}}^{\frac{j}{}},{\mathrm{<figure-callout\; id="4"\; label="e\; j"\; filenames="A2008101746720032H1.png,A2008101746720035H1.png"\; state="\{\{state\}\}">e</figure-callout>}}^{\frac{j}{}},{\mathrm{<figure-callout\; id="4"\; label="e\; j"\; filenames="A2008101746720032H1.png,A2008101746720035H1.png"\; state="\{\{state\}\}">e</figure-callout>}}^{\frac{j}{}}]$

Wherein: ${\mathrm{<figure-callout\; id="4"\; label="S"\; filenames="A2008101746720032H1.png,A2008101746720035H1.png"\; state="\{\{state\}\}">S</figure-callout>}}_4=[1,-1,{\mathrm{<figure-callout\; id="2"\; label="e\; j"\; filenames="A2008101746720032H1.png,A2008101746720035H1.png"\; state="\{\{state\}\}">e</figure-callout>}}^{\frac{j}{}},{-\mathrm{<figure-callout\; id="2"\; label="e\; j"\; filenames="A2008101746720032H1.png,A2008101746720035H1.png"\; state="\{\{state\}\}">e</figure-callout>}}^{\frac{j}{}},{\mathrm{<figure-callout\; id="4"\; label="e\; j"\; filenames="A2008101746720032H1.png,A2008101746720035H1.png"\; state="\{\{state\}\}">e</figure-callout>}}^{\frac{j}{}},{-\mathrm{<figure-callout\; id="4"\; label="e\; j"\; filenames="A2008101746720032H1.png,A2008101746720035H1.png"\; state="\{\{state\}\}">e</figure-callout>}}^{\frac{j}{}}],$ While P _i=S _i

${\mathrm{<figure-callout\; id="5"\; label="S"\; filenames="A2008101746720032H1.png,A2008101746720035H1.png"\; state="\{\{state\}\}">S</figure-callout>}}_5=[\mathrm{1,1},{\mathrm{<figure-callout\; id="4"\; label="e\; j"\; filenames="A2008101746720032H1.png,A2008101746720035H1.png"\; state="\{\{state\}\}">e</figure-callout>}}^{\frac{j}{}},{\mathrm{<figure-callout\; id="4"\; label="e\; j"\; filenames="A2008101746720032H1.png,A2008101746720035H1.png"\; state="\{\{state\}\}">e</figure-callout>}}^{\frac{j}{}},{\mathrm{<figure-callout\; id="2"\; label="e\; j"\; filenames="A2008101746720032H1.png,A2008101746720035H1.png"\; state="\{\{state\}\}">e</figure-callout>}}^{\frac{j}{}},{\mathrm{<figure-callout\; id="2"\; label="e\; j"\; filenames="A2008101746720032H1.png,A2008101746720035H1.png"\; state="\{\{state\}\}">e</figure-callout>}}^{\frac{j}{}}]$

${\mathrm{<figure-callout\; id="3"\; label="S"\; filenames="A2008101746720032H1.png,A2008101746720035H1.png"\; state="\{\{state\}\}">S</figure-callout>}}_3=[1,-1,{\mathrm{<figure-callout\; id="4"\; label="e\; j"\; filenames="A2008101746720032H1.png,A2008101746720035H1.png"\; state="\{\{state\}\}">e</figure-callout>}}^{\frac{j}{}},{-\mathrm{<figure-callout\; id="4"\; label="e\; j"\; filenames="A2008101746720032H1.png,A2008101746720035H1.png"\; state="\{\{state\}\}">e</figure-callout>}}^{\frac{j}{}},{\mathrm{<figure-callout\; id="2"\; label="e\; j"\; filenames="A2008101746720032H1.png,A2008101746720035H1.png"\; state="\{\{state\}\}">e</figure-callout>}}^{\frac{j}{}},{-\mathrm{<figure-callout\; id="2"\; label="e\; j"\; filenames="A2008101746720032H1.png,A2008101746720035H1.png"\; state="\{\{state\}\}">e</figure-callout>}}^{\frac{j}{}}]$

Wherein, the data frequency expansion sequence and the pilot frequency sequence of the individual HARQ feedback channel correspondence of i (1≤i≤6) are respectively S _iAnd P _iThe corresponding relation of feedback channel and sequence is definite by holding consultation between base station appointment or base station and the feedback terminal.

Because the class of operation of multiplexing all uplink HARQ feedback channels in same uplink HARQ feedback channel transmission resource block seemingly, be the operating process of example explanation feedback terminal below with the individual uplink HARQ feedback channel of i (1≤i≤6).

If each uplink HARQ feedback channel uses BPSK modulation effective feedback message (ACK/NACK), then the valid data b of i uplink HARQ feedback channel modulation _iFor the set 1, the some data the among+1}, wherein, mapping ruler is: when the feedback channel transferring ACK, b _i=+1, when feedback channel transmission NACK, b _i=-1.

Figure 13 shows the data frequency expansion sequence of enforcement three and the mapping relations schematic diagram of pilot frequency sequence, describes this mapping process below in detail, is that example describes with i HARQ feedback channel feeding back ACK information, then b _i=+1.With b _iWith data frequency expansion sequence S _iMultiply each other and obtain sequence D _i, then with D _iBe mapped on the data carrier according to shown in Figure 13, then with ⁱThe pilot frequency sequence P of HARQ feedback channel correspondence _iBe mapped on the pilot frequency carrier wave according to shown in Figure 13.

Example four

Fig. 2 shows the structural representation of logical resource block in the uplink HARQ feedback channel zone of prior art, as shown in Figure 2, in LRU (up logical resource block), a LRU comprises 3 sheets (Tile), wherein, each Tile occupies 6 continuous symbols on time domain, occupies 6 subcarriers on frequency domain, the rectangle resource block regions of a 6*6 of formation (M=6, L=6).In this example, the HARQ feedback areas is made of a up logical resource block.

Figure 10 shows the secondary pieces division methods schematic diagram of each sheet of embodiment four, and wherein, each secondary pieces is made of 6 frequency domain carrier waves and 2 time-domain symbol of a sheet, and promptly each sheet comprises 3 secondary pieces: secondary pieces 1, secondary pieces 2, secondary pieces 3.

Wherein each HARQ feedback transmission resource block is made of 3 secondary pieces, and wherein HARQ feedback channel transmission resource block 1 is made of the secondary pieces 1 in the secondary pieces in the sheet 11, the sheet 2, the secondary pieces 1 in the sheet 3; Similarly, HARQ feedback channel transmission resource block 2 is made of the secondary pieces 2 in the secondary pieces in the sheet 12, the sheet 2, the secondary pieces 2 in the sheet 3; HARQ feedback channel transmission resource block 3 is made of the secondary pieces 3 in the secondary pieces in the sheet 13, the sheet 2, the secondary pieces 3 in the sheet 3, because the class of operation of each HARQ feedback channel transmission resource block is seemingly, is that example describes the embodiment of the invention with HARQ feedback channel transmission resource block 1 shown in Figure 15 below:

Figure 14 shows according to data carrier in the secondary pieces of embodiment four and pilot frequency carrier wave division methods schematic diagram, and as shown in figure 14, in each secondary pieces of HARQ feedback channel transmission resource block 1, data carrier and pilot frequency carrier wave alternately occupy the adjacent position.

Multiplexing 6 HARQ feedback channels in above-mentioned HARQ feedback channel transmission resource block, wherein, each HARQ feedback channel occupies all subcarriers of whole HARQ feedback channel transmission resource block.

The base station is that each HARQ feedback channel transmission resource block is distributed 6 mutually orthogonal data frequency expansion sequence S _i(1≤i≤6) and 6 mutually orthogonal pilot frequency sequence P _i(1≤i≤6), the length of each sequence all are 6.

S ₁＝[1，1，1，1，1，1]

S ₂＝[1，-1，1，-1，1，-1]

${\mathrm{<figure-callout\; id="3"\; label="S"\; filenames="A2008101746720032H1.png,A2008101746720035H1.png"\; state="\{\{state\}\}">S</figure-callout>}}_3=[\mathrm{1,1},{\mathrm{<figure-callout\; id="2"\; label="e\; j"\; filenames="A2008101746720032H1.png,A2008101746720035H1.png"\; state="\{\{state\}\}">e</figure-callout>}}^{\frac{j}{}},{\mathrm{<figure-callout\; id="2"\; label="e\; j"\; filenames="A2008101746720032H1.png,A2008101746720035H1.png"\; state="\{\{state\}\}">e</figure-callout>}}^{\frac{j}{}},{\mathrm{<figure-callout\; id="4"\; label="e\; j"\; filenames="A2008101746720032H1.png,A2008101746720035H1.png"\; state="\{\{state\}\}">e</figure-callout>}}^{\frac{j}{}},{\mathrm{<figure-callout\; id="4"\; label="e\; j"\; filenames="A2008101746720032H1.png,A2008101746720035H1.png"\; state="\{\{state\}\}">e</figure-callout>}}^{\frac{j}{}}]$

Wherein: ${\mathrm{<figure-callout\; id="4"\; label="S"\; filenames="A2008101746720032H1.png,A2008101746720035H1.png"\; state="\{\{state\}\}">S</figure-callout>}}_4=[1,-1,{\mathrm{<figure-callout\; id="2"\; label="e\; j"\; filenames="A2008101746720032H1.png,A2008101746720035H1.png"\; state="\{\{state\}\}">e</figure-callout>}}^{\frac{j}{}},{-\mathrm{<figure-callout\; id="2"\; label="e\; j"\; filenames="A2008101746720032H1.png,A2008101746720035H1.png"\; state="\{\{state\}\}">e</figure-callout>}}^{\frac{j}{}},{\mathrm{<figure-callout\; id="4"\; label="e\; j"\; filenames="A2008101746720032H1.png,A2008101746720035H1.png"\; state="\{\{state\}\}">e</figure-callout>}}^{\frac{j}{}},{-\mathrm{<figure-callout\; id="4"\; label="e\; j"\; filenames="A2008101746720032H1.png,A2008101746720035H1.png"\; state="\{\{state\}\}">e</figure-callout>}}^{\frac{j}{}}],$ While P _i=S _i

${\mathrm{<figure-callout\; id="5"\; label="S"\; filenames="A2008101746720032H1.png,A2008101746720035H1.png"\; state="\{\{state\}\}">S</figure-callout>}}_5=[\mathrm{1,1},{\mathrm{<figure-callout\; id="4"\; label="e\; j"\; filenames="A2008101746720032H1.png,A2008101746720035H1.png"\; state="\{\{state\}\}">e</figure-callout>}}^{\frac{j}{}},{\mathrm{<figure-callout\; id="4"\; label="e\; j"\; filenames="A2008101746720032H1.png,A2008101746720035H1.png"\; state="\{\{state\}\}">e</figure-callout>}}^{\frac{j}{}},{\mathrm{<figure-callout\; id="2"\; label="e\; j"\; filenames="A2008101746720032H1.png,A2008101746720035H1.png"\; state="\{\{state\}\}">e</figure-callout>}}^{\frac{j}{}},{\mathrm{<figure-callout\; id="2"\; label="e\; j"\; filenames="A2008101746720032H1.png,A2008101746720035H1.png"\; state="\{\{state\}\}">e</figure-callout>}}^{\frac{j}{}}]$

${\mathrm{<figure-callout\; id="3"\; label="S"\; filenames="A2008101746720032H1.png,A2008101746720035H1.png"\; state="\{\{state\}\}">S</figure-callout>}}_3=[1,-1,{\mathrm{<figure-callout\; id="4"\; label="e\; j"\; filenames="A2008101746720032H1.png,A2008101746720035H1.png"\; state="\{\{state\}\}">e</figure-callout>}}^{\frac{j}{}},{-\mathrm{<figure-callout\; id="4"\; label="e\; j"\; filenames="A2008101746720032H1.png,A2008101746720035H1.png"\; state="\{\{state\}\}">e</figure-callout>}}^{\frac{j}{}},{\mathrm{<figure-callout\; id="2"\; label="e\; j"\; filenames="A2008101746720032H1.png,A2008101746720035H1.png"\; state="\{\{state\}\}">e</figure-callout>}}^{\frac{j}{}},{-\mathrm{<figure-callout\; id="2"\; label="e\; j"\; filenames="A2008101746720032H1.png,A2008101746720035H1.png"\; state="\{\{state\}\}">e</figure-callout>}}^{\frac{j}{}}]$

Wherein, the data frequency expansion sequence and the pilot frequency sequence of the individual HARQ feedback channel correspondence of i (1≤i≤6) are respectively S _iAnd P _iThe corresponding relation of feedback channel and sequence is definite by holding consultation between base station appointment or base station and the feedback terminal.

Because the class of operation of multiplexing all uplink HARQ feedback channels in same uplink HARQ feedback channel transmission resource block seemingly, be the operating process of example explanation feedback terminal below with the individual uplink HARQ feedback channel of i (1≤i≤6).

If each uplink HARQ feedback channel uses BPSK modulation effective feedback message (ACK/NACK), then the valid data b of i uplink HARQ feedback channel modulation _iFor the set 1, the some data the among+1}, wherein, mapping ruler is: when the feedback channel transferring ACK, b _i=+1, when feedback channel transmission NACK, b _i=-1.

Figure 16 shows the data frequency expansion sequence of enforcement four and the mapping relations schematic diagram of pilot frequency sequence, describes this mapping process below in detail, is that example describes with i HARQ feedback channel feeding back ACK information, then b _i=+1.With b _iWith data frequency expansion sequence S _iMultiply each other and obtain sequence D _i, then with D _iBe mapped on the data carrier according to shown in Figure 16, then with ⁱThe pilot frequency sequence P of HARQ feedback channel correspondence _iBe mapped on the pilot frequency carrier wave according to shown in Figure 16.

Claims (27)

1. the division methods of a uplink HARQ feedback channel is used for the uplink frame structure of wireless communication system, it is characterized in that, comprising:

The ascending HARQ feedback areas is made of a plurality of logical resource block, described a plurality of logical resource block are divided into a plurality of, and each sheet is divided into a plurality of secondary pieces, all secondary pieces are divided into a plurality of HARQ feedback channel transmission resource block, wherein, each HARQ feedback channel transmission resource block comprises at least one secondary pieces, and described each HARQ feedback channel transmission resource block does not comprise identical secondary pieces each other;

For each secondary pieces of each HARQ feedback channel transmission resource block, its all carrier waves that comprise are divided into data carrier and pilot frequency carrier wave.

2. method according to claim 1 is characterized in that,

Described HARQ feedback areas is meant the resource block regions that is made of all uplink HARQ feedback channels in the uplink frame structure at wireless communication system.

3. method according to claim 1 is characterized in that, described logical resource block is meant in sub-frame of uplink, occupies a plurality of continuous symbols on time domain, occupies the Resource Block of a plurality of carrier waves on frequency domain.

4. method according to claim 3, it is characterized in that, described is meant in sub-frame of uplink, on time domain, occupy a plurality of continuous symbols, on frequency domain, occupy the Resource Block of a plurality of continuous carriers, wherein, described number at a plurality of continuous symbols that occupy on the time domain is less than or equal to the number of a plurality of continuous symbols that described logical resource block occupies on time domain, described number at a plurality of carrier waves that occupy on the frequency domain is less than or equal to the number of a plurality of carrier waves that occupy on the described logical resource block frequency domain.

5. method according to claim 3, it is characterized in that, described secondary pieces is contained in the chip architecture, and described secondary pieces is meant that the number that occupies continuous a plurality of carrier waves on frequency domain is less than or equal to described carrier number that comprises, and occupies continuous a plurality of symbolic numbers and be less than or equal to described symbolic number that comprises on time domain.

6. method according to claim 1, it is characterized in that, described data carrier is included in the secondary pieces of its ownership, and this data carrier occupies the part of all carrier resources that secondary pieces comprises, and described pilot frequency carrier wave occupies all residue carrier waves of removing in this secondary pieces outside the data carrier.

7. method according to claim 1 is characterized in that, for each HARQ feedback channel transmission resource block, its each secondary pieces that comprises belongs to different sheets respectively.

8. the implementation method of a uplink HARQ feedback channel is characterized in that, comprising:

The ascending HARQ feedback areas is made of a plurality of logical resource block, described a plurality of logical resource block are divided into a plurality of, and each sheet is divided into a plurality of secondary pieces, all secondary pieces are divided into a plurality of HARQ feedback channel transmission resource block, wherein, each HARQ feedback channel transmission resource block comprises at least one secondary pieces, and described each HARQ feedback channel transmission resource block does not comprise identical secondary pieces each other;

For each HARQ feedback channel transmission resource block, for it distributes a plurality of HARQ feedback channels, and with the multiplexing described a plurality of HARQ feedback channels of the mode of code division multiplexing;

The feedback information of d HARQ packet correspondence of each HARQ feedback channel transmission, and adopt 2 ^dNumerical value in the individual numerical value or 2 ^dA sequence in the individual sequence is represented the feedback information of described d HARQ packet correspondence, and wherein, d is a natural number.

9. method according to claim 8 is characterized in that, is specially with the operation of the multiplexing described a plurality of HARQ feedback channels of the mode of code division multiplexing:

For each HARQ feedback channel, for it distributes a data frequency expansion sequence and a pilot frequency sequence, and described data frequency expansion sequence is selected in a plurality of data frequency expansion sequences that set in advance, and described pilot tone frequency domain sequence is selected in a plurality of pilot frequency sequences that set in advance.

10. method according to claim 9 is characterized in that, described method also comprises:

For each HARQ feedback channel transmission resource block, for it described a plurality of data frequency expansion sequence, described a plurality of pilot frequency sequences are set in advance, wherein, the number of described a plurality of data frequency expansion sequences equates with the number of described a plurality of pilot frequency sequences, and all is less than or equal to described secondary pieces number of sub carrier wave.

11. method according to claim 10 is characterized in that, pairwise orthogonal between described a plurality of data frequency expansion sequences, pairwise orthogonal between described a plurality of pilot frequency sequences.

12. method according to claim 10 is characterized in that, described method also comprises:

The number of described a plurality of HARQ feedback channels equals the number of described a plurality of data frequency expansion sequences or the number of described a plurality of pilot frequency sequences.

13. method according to claim 8 is characterized in that, described method also comprises:

Described each uplink HARQ feedback channel is that mode and the uplink data channels of FDM is multiplexing with frequency division multiplexing.

14. method according to claim 9 is characterized in that,

For each data frequency expansion sequence, its length equals the number that data carrier in described comprises carrier wave;

For each pilot frequency sequence, its length equals the number of the carrier wave that the pilot frequency carrier wave in described comprises.

15. method according to claim 9 is characterized in that,

For multiplexing a plurality of HARQ feedback channels in each HARQ feedback channel transmission resource block, for inequality between the data frequency expansion sequence that wherein any two HARQ feedback channels distribute, for the pilot frequency sequence that any two HARQ feedback channels wherein distribute inequality, the data frequency expansion sequence that guarantees any two HARQ feedback channel correspondences is quadrature each other, and the pilot frequency sequence of any two HARQ feedback channel correspondences is quadrature each other.

16. method according to claim 8 is characterized in that, the feedback information of described d HARQ packet correspondence has 2 ^dKind of compound mode, and every kind of compound mode and described 2 ^dA correspondence in individual different pieces of information or the sequence.

17. method according to claim 16 is characterized in that, described method also comprises:

System sets in advance described 2 ^dPlant compound mode and described 2 ^dCorresponding relation between individual different pieces of information or the sequence; Perhaps

Network side and terminal determine described 2 through consultation ^dPlant compound mode and described 2 ^dCorresponding relation between individual different pieces of information or the sequence.

18. method according to claim 10 is characterized in that, described method also comprises:

System sets in advance data frequency expansion sequence, the pilot frequency sequence of multiplexing each HARQ feedback channel correspondence on same HARQ feedback channel transmission resource block; Perhaps,

Network side is determined multiplexing corresponding data frequency expansion sequence, the pilot frequency sequence of each HARQ feedback channel on same HARQ feedback channel transmission resource block through consultation with terminal.

19. each described method in 18 is characterized in that the feedback information of described each HARQ packet comprises ACK information or nack message according to Claim 8.

20. the implementation method of a uplink HARQ feedback channel is characterized in that, comprising:

The ascending HARQ feedback areas is made of a plurality of logical resource block, described a plurality of logical resource block are divided into a plurality of, and each sheet is divided into a plurality of secondary pieces, all secondary pieces are divided into a plurality of HARQ feedback channel transmission resource block, wherein, each HARQ feedback channel transmission resource block comprises at least one secondary pieces, and described each HARQ feedback channel transmission resource block does not comprise identical secondary pieces each other;

For each HARQ feedback channel transmission resource block,,, and be each HARQ feedback channel distribute data frequency expansion sequence and pilot frequency sequence with the multiplexing described a plurality of HARQ feedback channels of the mode of code division multiplexing for it distributes a plurality of HARQ feedback channels;

Wherein, each HARQ feedback channel all occupies all data carriers and the pilot frequency carrier wave in the HARQ feedback channel transmission resource block of its ownership.

21. method according to claim 20 is characterized in that, described method also comprises:

Send indication information, the HARQ feedback channel that the HARQ feedback channel transmission resource block of indicating terminal correspondence and described terminal are used to terminal in this HARQ feedback channel transmission resource block.

22. the implementation method of a uplink HARQ feedback channel is characterized in that, comprising:

Terminal is according to the data frequency expansion sequence of its corresponding uplink HARQ feedback channel transmission resource block, the HARQ feedback channel that described terminal is used in this HARQ feedback channel transmission resource block, described HARQ feedback channel correspondence, pilot frequency sequence, the feedback information that transmits on described HARQ feedback channel, and data carrier and pilot frequency carrier wave on described HARQ feedback channel are modulated feedback information frequency expansion sequence and pilot frequency sequence respectively.

23. method according to claim 22 is characterized in that, described feedback information frequency expansion sequence is multiplied each other by the feedback information data frequency expansion sequence corresponding with this feedback channel and obtains.

24. method according to claim 22 is characterized in that, described method also comprises:

The data carrier of each secondary pieces that described terminal comprises in described HARQ feedback channel transmission resource block repeats the feedback information frequency expansion sequence of modulation terminal correspondence, repeats the pilot frequency sequence of modulation terminal correspondence on the pilot frequency carrier wave of each secondary pieces.

25. method according to claim 22 is characterized in that, the operation that described data carrier on the HARQ feedback channel is modulated feedback information is specially:

Described feedback information spread spectrum preface is mapped on the subcarrier of data carrier correspondence of each secondary pieces of described HARQ feedback channel transmission resource block.

26. method according to claim 22 is characterized in that, described pilot frequency carrier wave on the HARQ feedback channel is specially the operation of pilot frequency sequence modulation:

Described pilot frequency sequence is mapped on the subcarrier of pilot frequency carrier wave correspondence of each secondary pieces of described HARQ feedback channel transmission resource block.

27., it is characterized in that described feedback information comprises ACK information or nack message according to each described method in the claim 22 to 26.

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