CN101257369B - Physical uplink control channel representing method and apparatus for transmitting ACK/NACK signaling - Google Patents

Abstract

The invention provides a physical unlink control channel representation method and system for transmitting ACK/NACK signaling. The method comprises following steps: acquiring m position multiplexing ACK/NACK channel with the same frequency domains, n time domain orthogonal codes; dividing m control channel units in one group to make each group correspond to a frequency domain position and the frequency domain position between groups not overlap and the control channel unit in each group not the same; dividing the control channel units in one group into h sub groups and making each sub group correspond to an orthogonal code of ACK/NACK channel. The orthogonal codes of ACK/NACK channel corresponding to each sub group are different so that each control channel unit in each sub group corresponds to the circulation shift quantity of an ACK/NACK channel. The circulation shift quantity corresponding to each control channel unit in a sub group is different. The invention makes the interference between ACK/NACK channels corresponding to the adjacent control channel units as little as possible.

Description

Send the physical uplink control channel representing method and the device of ACK/NACK signaling

Technical field

The present invention relates to the communications field, in particular to Physical Uplink Control Channel (Physical UplinkControl CHannel, PUCCH) method for expressing and the device of a kind of transmission ACK/NACK signaling (negative response control signaling certainly).

Background technology

In HARQ (Hybrid Automatic Repeat Request mixes automatic request retransmission) mode, the sign indicating number of making a start and sending not only can error detection, but also has certain error correcting capability.After the receiving terminal decoder is received code word, at first check error situation, if in the error correcting capability of sign indicating number; Then carry out error correction automatically; If wrong a lot, surpassed the error correcting capability of sign indicating number, but can faults come out; Then receiving terminal is given the decision signal of making a start through feedback channel, requires to make a start retransmission of information.At OFDM (Orthogonal FrequencyDivision Multiplex; OFDM) in the system; Reply through ack/nack that (Acknowledged/Non-acknowledged, ACK/NACK) the control signaling representes to transmit correct/error, need to judge whether to retransmit with this.

At present, stipulate in LTE (Long Term Evolution, Long Term Evolution) system that the ACK/NACK control signaling that downlink data is relevant is transmitted in Physical Uplink Control Channel.In frequency division duplex system, the time slot ratio of up-downgoing equates.In order to save signaling consumption; Regulation is through relevant control signaling place Physical Downlink Control Channel (the PhysicalDownlink Control Channel of downlink data; PDCCH) (ControlChannel Element, minimum index CCE) implies the index of the pairing Physical Uplink Control Channel of expression ACK/NACK (acknowledgement/non-acknowledgement) message in control channel unit.

A Physical Uplink Control Channel is expanded according to orthogonal code B time domain by the sequence A of one 12 length and is obtained; So, Physical Uplink Control Channel just with the place frequency domain position, and the cyclic shift amount of the index of orthogonal code B and sequence A is relevant; Wherein, frequency domain position is a sign with the index of Resource Block.When Cyclic Prefix was the regular circulation prefix, the quantity of available orthogonal codes B was 3, and when Cyclic Prefix was extended cyclic prefix, the quantity of available orthogonal codes B was 2.

But in realizing process of the present invention; The inventor finds; The minimum index of the control channel unit of the relevant control signaling place PDCCH of downlink data with send between the index of Physical Uplink Control Channel that corresponding ACK/NACK controls signaling; Exist a variety of mapping relations one by one; And if it is improper to send the mapping relations that physical uplink control channel representing method that ack/nack replys the control signaling adopts, and the interference that makes the adjacent pairing ACK/NACK interchannel in control channel unit is bigger.

Summary of the invention

The present invention aims to provide a kind of physical uplink control channel representing method that ack/nack is replied the control signaling that sends; It is improper that mapping relations between the index of the Physical Uplink Control Channel of the corresponding ACK/NACK control with transmission of the minimum index of the control channel unit that the control signaling of being correlated with downlink data in the solution prior art belongs to signaling are set up, and causes the bigger problem of interference of the adjacent pairing ACK/NACK interchannel in control channel unit.

In an embodiment of the present invention, a kind of physical uplink control channel representing method of the ACK/NACK of transmission signaling is provided, has may further comprise the steps: the quantity of obtaining same frequency position multiplex ACK/NACK channel is m, and the quantity of time domain orthogonal sign indicating number is h; With m control channel dividing elements is a group, wherein, makes the corresponding frequency domain position of each group, and the frequency domain position between each group is not overlapping, and the control channel unit in each group is inequality; Each group inner control Channel Elements is divided into h son group; Wherein, Make the orthogonal code of the corresponding ACK/NACK channel of each son group; The orthogonal code of the ACK/NACK channel of each son group correspondence is different, and the cyclic shift amount that makes the corresponding ACK/NACK channel in each control channel unit in each son group, and the cyclic shift amount of the ACK/NACK channel that each control channel unit was corresponding during a son was organized is different.

Preferably, make the corresponding frequency domain position of each group, the frequency domain position between each group is not overlapping specifically to be comprised: as the N that adds up to of available physical down control channel _PDCCH, be i={0 according to the index of the index definition Physical Downlink Control Channel of the relevant minimum control channel unit of Physical Downlink Control Channel, 1 ..., N _PDCCH-1}, the index of ACK/NACK channel place ascending resource piece is b={0,1 ..., floor (N _PDCCH/ m) }, the sequence number in m corresponding ACK/NACK channel of ascending resource piece b is k={0,1 ..., m-1}, in addition, Cyclic Prefix is the regular circulation prefix, during h=3; Then be provided with

In the hope of b=

i/m

.

Preferably; Make the orthogonal code of the corresponding ACK/NACK channel of each son group; The orthogonal code of the ACK/NACK channel that each son group is corresponding is different; And the cyclic shift amount that makes the corresponding ACK/NACK channel in each control channel unit in each son group, the cyclic shift amount of the ACK/NACK channel that each control channel unit was corresponding during a son was organized is different specifically to be comprised: be provided with

In the hope of

wherein, t=imod m.

Preferably, make the corresponding frequency domain position of each group, the frequency domain position between each group is not overlapping specifically to be comprised: as the N that adds up to of available physical down control channel _PDCCH, be i={0 according to the index of the index definition Physical Downlink Control Channel of the relevant minimum control channel unit of Physical Downlink Control Channel, 1 ..., N _PDCCH-1}, the index of ACK/NACK channel place ascending resource piece is b={0,1 ..., floor (N _PDCCH/ m) }, the sequence number in m corresponding ACK/NACK channel of ascending resource piece b is k={0,1 ..., m-1}, in addition, Cyclic Prefix is an extended cyclic prefix, during h=2; Then be provided with

$i=\left\{\begin{array}{cc}b\·m+\mathrm{floor}(k/2)+\frac{m}{2}\left((k+1)\mathrm{mod}2\right)& m/2\≤k\\ b\·m+\mathrm{floof}(k/2)+\frac{m}{2}\left(k\mathrm{mod}2\right)& m/2>k\end{array}\right.,$

In the hope of b=

i/m

.

Preferably; Make the orthogonal code of the corresponding ACK/NACK channel of each son group; The orthogonal code of the ACK/NACK channel that each son group is corresponding is different; And the cyclic shift amount that makes the corresponding ACK/NACK channel in each control channel unit in each son group, the cyclic shift amount of the ACK/NACK channel that each control channel unit was corresponding during a son was organized is different specifically to be comprised: be provided with

$i=\left\{\begin{array}{cc}b\·m+\mathrm{floor}(k/2)+\frac{m}{2}\left((k+1)\mathrm{mod}2\right)& m/2\≤k\\ b\·m+\mathrm{floof}(k/2)+\frac{m}{2}\left(k\mathrm{mod}2\right)& m/2>k\end{array}\right.,$

In the hope of wherein, t=imodm.

In an embodiment of the present invention; A kind of physical uplink control channel representing device of the ACK/NACK of transmission signaling also is provided; Comprise: acquisition module, the quantity that is used to obtain same frequency position multiplex ACK/NACK channel are m, and the quantity of time domain orthogonal sign indicating number is h; First divides module, and being used for m control channel dividing elements is a group, wherein, makes the corresponding frequency domain position of each group, and the frequency domain position between each group is not overlapping; Second divides module; Be used for each group inner control Channel Elements is divided into h son group; Wherein, make the orthogonal code of the corresponding ACK/NACK channel of each son group, the orthogonal code of the ACK/NACK channel that each son group is corresponding is different; And the cyclic shift amount that makes the corresponding ACK/NACK channel in each control channel unit in each son group, the cyclic shift amount of the ACK/NACK channel that each control channel unit was corresponding during a son was organized is different.

Preferably, first divides module comprises: first module is used for the N that adds up to when the available physical down control channel _PDCCH, be i={0 according to the index of the index definition Physical Downlink Control Channel of the relevant minimum control channel unit of Physical Downlink Control Channel, 1 ..., N _PDCCH-1}, the index of ACK/NACK channel place ascending resource piece is b={0,1 ..., floor (N _PDCCH/ m) }, the sequence number in m corresponding ACK/NACK channel of ascending resource piece b is k={0,1 ..., m-1}, in addition, Cyclic Prefix is the regular circulation prefix, during h=3; Then be provided with

In the hope of b=

i/m

.

Preferably, second divides module comprises: Unit second is used for the N that adds up to when the available physical down control channel _PDCCH, be i={0 according to the index of the index definition Physical Downlink Control Channel of the relevant minimum control channel unit of Physical Downlink Control Channel, 1 ..., N _PDCCH-1}, the index of ACK/NACK channel place ascending resource piece is b={0,1 ..., floor (N _PDCCH/ m) }, the sequence number in m corresponding ACK/NACK channel of ascending resource piece b is k={0,1 ..., m-1}, in addition, Cyclic Prefix is the regular circulation prefix, during h=3; Then be provided with

In the hope of

wherein, t=imodm.

Preferably, first divides module comprises: Unit the 3rd is used for the N that adds up to when the available physical down control channel _PDCCH, be i={0 according to the index of the index definition Physical Downlink Control Channel of the relevant minimum control channel unit of Physical Downlink Control Channel, 1 ..., N _PDCCH-1}, the index of ACK/NACK channel place ascending resource piece is b={0,1 ..., floor (N _PDCCH/ m) }, the sequence number in m corresponding ACK/NACK channel of ascending resource piece b is k={0,1 ..., m-1}, in addition, Cyclic Prefix is an extended cyclic prefix, during h=2; Then be provided with

$i=\left\{\begin{array}{cc}b\·m+\mathrm{floor}(k/2)+\frac{m}{2}\left((k+1)\mathrm{mod}2\right)& m/2\≤k\\ b\·m+\mathrm{floof}(k/2)+\frac{m}{2}\left(k\mathrm{mod}2\right)& m/2>k\end{array}\right.,$

In the hope of b=

i/m

.

Preferably, second divides module comprises: Unit the 4th is used for the N that adds up to when the available physical down control channel _PDCCH, be i={0 according to the index of the index definition Physical Downlink Control Channel of the relevant minimum control channel unit of Physical Downlink Control Channel, 1 ..., N _PDCCH-1}, the index of ACK/NACK channel place ascending resource piece is b={0,1 ..., floor (N _PDCCH/ m) }, the sequence number in m corresponding ACK/NACK channel of ascending resource piece b is k={0,1 ..., m-1}, in addition, Cyclic Prefix is an extended cyclic prefix, during h=2; Then be provided with

$i=\left\{\begin{array}{cc}b\·m+\mathrm{floor}(k/2)+\frac{m}{2}\left((k+1)\mathrm{mod}2\right)& m/2\≤k\\ b\·m+\mathrm{floof}(k/2)+\frac{m}{2}\left(k\mathrm{mod}2\right)& m/2>k\end{array}\right.,$

In the hope of

wherein, t=imodm.

The transmission ack/nack of the foregoing description is replied the physical uplink control channel representing method and the device of control signaling; Set up the relevant control signaling place of downlink data the control channel unit minimum index with send suitable mapping relations between the index of Physical Uplink Control Channel that corresponding ACK/NACK controls signaling; Make that the interference of the adjacent pairing ACK/NACK interchannel in control channel unit is as far as possible little; And; Realize simply simultaneously, also having improved the service efficiency of ACK/NACK channel.

Description of drawings

Accompanying drawing described herein is used to provide further understanding of the present invention, constitutes the application's a part, and illustrative examples of the present invention and explanation thereof are used to explain the present invention, do not constitute improper qualification of the present invention.In the accompanying drawings:

Fig. 1 has provided the flow chart of affirming the physical uplink control channel representing method of negative response control signaling according to the transmission of the embodiment of the invention;

Fig. 2 has provided the block diagram of affirming the physical uplink control channel representing device of negative response control signaling according to the transmission of the embodiment of the invention;

A kind of corresponding relation sketch map of PDCCH index and ACK/NACK channel indexes when Fig. 3 has provided the regular circulation prefix that the method for expressing of embodiment of the present invention embodiment obtains;

The another kind of corresponding relation sketch map of PDCCH index and ACK/NACK channel indexes when Fig. 4 has provided the regular circulation prefix that the method for expressing of embodiment of the present invention embodiment obtains;

The another kind of corresponding relation sketch map of PDCCH index and ACK/NACK channel indexes when Fig. 5 has provided the regular circulation prefix that the method for expressing of embodiment of the present invention embodiment obtains;

The another kind of corresponding relation sketch map of PDCCH index and ACK/NACK channel indexes when Fig. 6 has provided the regular circulation prefix that the method for expressing of embodiment of the present invention embodiment obtains;

A kind of corresponding relation sketch map of PDCCH index and ACK/NACK channel indexes when Fig. 7 has provided the extended cyclic prefix that the method for expressing of embodiment of the present invention embodiment obtains;

The another kind of corresponding relation sketch map of PDCCH index and ACK/NACK channel indexes when Fig. 8 has provided the extended cyclic prefix that the method for expressing of embodiment of the present invention embodiment obtains;

The another kind of corresponding relation sketch map of PDCCH index and ACK/NACK channel indexes when Fig. 9 has provided the extended cyclic prefix that the method for expressing of embodiment of the present invention embodiment obtains.

Embodiment

Below with reference to accompanying drawing and combine embodiment, specify the present invention.

Fig. 1 has provided the flow chart of affirming the physical uplink control channel representing method of negative response control signaling according to the transmission of the embodiment of the invention, may further comprise the steps:

Step S10, the quantity of obtaining same frequency position multiplex ACK/NACK channel is m, the quantity of time domain orthogonal sign indicating number is h;

Step S20 is a group with m control channel dividing elements, wherein, makes the corresponding frequency domain position of each group, and the frequency domain position between each group is not overlapping, and the control channel unit in each group is inequality;

Step S30; Each group inner control Channel Elements is divided into h son group; Wherein, make the orthogonal code of the corresponding ACK/NACK channel of each son group, the orthogonal code of the ACK/NACK channel that each son group is corresponding is different; And the cyclic shift amount that makes the corresponding ACK/NACK channel in each control channel unit in each son group, the cyclic shift amount of the ACK/NACK channel that each control channel unit was corresponding during a son was organized is different.

This method for expressing set up the relevant control signaling place of downlink data the control channel unit minimum index with send suitable mapping relations between the index of Physical Uplink Control Channel that corresponding ACK/NACK controls signaling; So that the interference of the adjacent pairing ACK/NACK interchannel in control channel unit is as far as possible little; And; Realize simply simultaneously, also having improved the service efficiency of ACK/NACK channel.

Preferably, make the corresponding frequency domain position of each group, the frequency domain position between each group is not overlapping specifically to be comprised: as the N that adds up to of available physical down control channel _PDCCH, be i={0 according to the index of the index definition Physical Downlink Control Channel of the relevant minimum control channel unit of Physical Downlink Control Channel, 1 ..., N _PDCCH-1}, the index of ACK/NACK channel place ascending resource piece is b={0,1 ..., floor (N _PDCCH/ m) }, the sequence number in m corresponding ACK/NACK channel of ascending resource piece b is k={0,1 ..., m-1}, in addition, Cyclic Prefix is an extended cyclic prefix, during h=2; Then be provided with

In the hope of b=

i/m

.And make each son organize the orthogonal code of a corresponding ACK/NACK channel; The orthogonal code of the ACK/NACK channel that each son group is corresponding is different; And the cyclic shift amount that makes the corresponding ACK/NACK channel in each control channel unit in each son group, the cyclic shift amount of the ACK/NACK channel that each control channel unit was corresponding during a son was organized is different specifically to be comprised: be provided with

In the hope of

wherein, t=imodm.

The concrete reckoning process of the preferred embodiment is following:

Suppose that available PDCCH adds up to N _PDCCH, according to the index of the index definition PDCCH of the relevant minimum control channel unit of PDCCH be i (i={0,1 ..., N _PDCCH-1}), the quantity that ascending resource piece can multiplexing ACK/NACK channel is m, the index of an ACK/NACK channel place ascending resource piece be b (b={0,1 ..., floor (N _PDCCH/ m)), the sequence number in m corresponding ACK/NACK channel of ascending resource piece b be k (k={0,1 ..., m-1}), then

When Cyclic Prefix is the regular circulation prefix, if h=3

Have accordingly

b＝

i/m

；

wherein, t=imodm.

Preferably, make the corresponding frequency domain position of each group, the frequency domain position between each group is not overlapping specifically to be comprised: as the N that adds up to of available physical down control channel _PDCCH, be i={0 according to the index of the index definition Physical Downlink Control Channel of the relevant minimum control channel unit of Physical Downlink Control Channel, 1 ..., N _PDCCH-1}, the index of ACK/NACK channel place ascending resource piece is b={0,1 ..., floor (N _PDCCH/ m) }, the sequence number in m corresponding ACK/NACK channel of ascending resource piece b is k={0,1 ..., m-1}, in addition, Cyclic Prefix is an extended cyclic prefix, during h=2; Then be provided with

$i=\left\{\begin{array}{cc}b\·m+\mathrm{floor}(k/2)+\frac{m}{2}\left((k+1)\mathrm{mod}2\right)& m/2\≤k\\ b\·m+\mathrm{floof}(k/2)+\frac{m}{2}\left(k\mathrm{mod}2\right)& m/2>k\end{array}\right.,$

In the hope of b=

i/m

.And make each son organize the orthogonal code of a corresponding ACK/NACK channel; The orthogonal code of the ACK/NACK channel that each son group is corresponding is different; And the cyclic shift amount that makes the corresponding ACK/NACK channel in each control channel unit in each son group, the cyclic shift amount of the ACK/NACK channel that each control channel unit was corresponding during a son was organized is different specifically to be comprised: be provided with

$i=\left\{\begin{array}{cc}b\·m+\mathrm{floor}(k/2)+\frac{m}{2}\left((k+1)\mathrm{mod}2\right)& m/2\≤k\\ b\·m+\mathrm{floof}(k/2)+\frac{m}{2}\left(k\mathrm{mod}2\right)& m/2>k\end{array}\right.,$

In the hope of

wherein, t=imod m.

The concrete reckoning process of the preferred embodiment is following:

Suppose that available PDCCH adds up to N _PDCCH, according to the index of the index definition PDCCH of the relevant minimum control channel unit of PDCCH be i (i={0,1 ..., N _PDCCH-1}), the quantity that ascending resource piece can multiplexing ACK/NACK channel is m, the index of an ACK/NACK channel place ascending resource piece be b (b={0,1 ..., floor (N _PDCCH/ m)), the sequence number in m corresponding ACK/NACK channel of ascending resource piece b be k (k={0,1 ..., m-1}), then

When Cyclic Prefix is extended cyclic prefix, if h=2

$i=\left\{\begin{array}{cc}b\·m+\mathrm{floor}(k/2)+\frac{m}{2}\left((k+1)\mathrm{mod}2\right)& m/2\≤k\\ b\·m+\mathrm{floof}(k/2)+\frac{m}{2}\left(k\mathrm{mod}2\right)& m/2>k\end{array}\right.,$

Have accordingly

b＝

i/m

；

wherein, t=imodm;

Be equivalent to

wherein, t=imod m.

Fig. 2 has provided the block diagram of affirming the physical uplink control channel representing device of negative response control signaling according to the transmission of the embodiment of the invention, comprising:

Acquisition module 10, the quantity that is used to obtain same frequency position multiplex ACK/NACK channel are m, and the quantity of time domain orthogonal sign indicating number is h;

First divides module 20, and being used for m control channel dividing elements is a group, wherein, makes the corresponding frequency domain position of each group, and the frequency domain position between each group is not overlapping, and the control channel unit in each group is inequality;

Second divides module 30; Be used for each group inner control Channel Elements is divided into h son group; Wherein, make the orthogonal code of the corresponding ACK/NACK channel of each son group, the orthogonal code of the ACK/NACK channel that each son group is corresponding is different; And the cyclic shift amount that makes the corresponding ACK/NACK channel in each control channel unit in each son group, the cyclic shift amount of the ACK/NACK channel that each control channel unit was corresponding during a son was organized is different.

This indication device set up the relevant control signaling place of downlink data the control channel unit minimum index with send suitable mapping relations between the index of Physical Uplink Control Channel that corresponding ACK/NACK controls signaling; Make that the interference of the adjacent pairing ACK/NACK interchannel in control channel unit is as far as possible little; And; Realize simply simultaneously, also having improved the service efficiency of ACK/NACK channel.

Preferably, first divides module 20 comprises: first module is used for the N that adds up to when the available physical down control channel _PDCCH, be i={0 according to the index of the index definition Physical Downlink Control Channel of the relevant minimum control channel unit of Physical Downlink Control Channel, 1 ..., N _PDCCH-1}, the index of ACK/NACK channel place ascending resource piece is b={0,1 ..., floor (N _PDCCH/ m) }, the sequence number in m corresponding ACK/NACK channel of ascending resource piece b is k={0,1 ..., m-1}, in addition, Cyclic Prefix is the regular circulation prefix, during h=3; Then be provided with

In the hope of b=

i/m

.

Preferably, second divides module 30 comprises: Unit second is used for the N that adds up to when the available physical down control channel _PDCCH, be i={0 according to the index of the index definition Physical Downlink Control Channel of the relevant minimum control channel unit of Physical Downlink Control Channel, 1 ..., N _PDCCH-1}, the index of ACK/NACK channel place ascending resource piece is b={0,1 ..., floor (N _PDCCH/ m) }, the sequence number in m corresponding ACK/NACK channel of ascending resource piece b is k={0,1 ..., m-1}, in addition, Cyclic Prefix is the regular circulation prefix, during h=3; Then be provided with

In the hope of

wherein, t=imod m.

Preferably, first divides module 20 comprises: Unit the 3rd is used for the N that adds up to when the available physical down control channel _PDCCH, be i={0 according to the index of the index definition Physical Downlink Control Channel of the relevant minimum control channel unit of Physical Downlink Control Channel, 1 ..., N _PDCCH-1}, the index of ACK/NACK channel place ascending resource piece is b={0,1 ..., floor (N _PDCCH/ m) }, the sequence number in m corresponding ACK/NACK channel of ascending resource piece b is k={0,1 ..., m-1}, in addition, Cyclic Prefix is an extended cyclic prefix, during h=2; Then be provided with

$i=\left\{\begin{array}{cc}b\·m+\mathrm{floor}(k/2)+\frac{m}{2}\left((k+1)\mathrm{mod}2\right)& m/2\≤k\\ b\·m+\mathrm{floof}(k/2)+\frac{m}{2}\left(k\mathrm{mod}2\right)& m/2>k\end{array}\right.,$

In the hope of b=

i/m

.

Preferably, second divides module 30 comprises: Unit the 4th is used for the N that adds up to when the available physical down control channel _PDCCH, be i={0 according to the index of the index definition Physical Downlink Control Channel of the relevant minimum control channel unit of Physical Downlink Control Channel, 1 ..., N _PDCCH-1}, the index of ACK/NACK channel place ascending resource piece is b={0,1 ..., floor (N _PDCCH/ m) }, the sequence number in m corresponding ACK/NACK channel of ascending resource piece b is k={0,1 ..., m-1}, in addition, Cyclic Prefix is an extended cyclic prefix, during h=2; Then be provided with

$i=\left\{\begin{array}{cc}b\·m+\mathrm{floor}(k/2)+\frac{m}{2}\left((k+1)\mathrm{mod}2\right)& m/2\≤k\\ b\·m+\mathrm{floof}(k/2)+\frac{m}{2}\left(k\mathrm{mod}2\right)& m/2>k\end{array}\right.,$

In the hope of

wherein, t=imod m.

Below in conjunction with accompanying drawing 3-9 a plurality of specific embodiment of the present invention is described.

Embodiment 1

Suppose; Under the regular circulation prefix, PDCCH to add up to the quantity that 36, one ascending resource pieces can multiplexing ACK/NACK channel be 36; Then; According to the given mapping relations of the present invention, set up the minimum index and the mapping relations of sending between the index of Physical Uplink Control Channel that corresponding ACK/NACK controls signaling of the control channel unit at the relevant control signaling place of downlink data, as shown in Figure 3;

Embodiment 2

Suppose; Under the regular circulation prefix, PDCCH to add up to the quantity that 18, one ascending resource pieces can multiplexing ACK/NACK channel be 18; Then; According to the given mapping relations of the present invention, set up the minimum index and the mapping relations of sending between the index of Physical Uplink Control Channel that corresponding ACK/NACK controls signaling of the control channel unit at the relevant control signaling place of downlink data, as shown in Figure 4;

Embodiment 3

Suppose; Under the regular circulation prefix, PDCCH to add up to the quantity that 12, one ascending resource pieces can multiplexing ACK/NACK channel be 12; Then; According to the given mapping relations of the present invention, set up the minimum index and the mapping relations of sending between the index of Physical Uplink Control Channel that corresponding ACK/NACK controls signaling of the control channel unit at the relevant control signaling place of downlink data, as shown in Figure 5;

Embodiment 4

Suppose; Under the regular circulation prefix, PDCCH to add up to the quantity that 6, one ascending resource pieces can multiplexing ACK/NACK channel be 6; Then; According to the given mapping relations of the present invention, set up the minimum index and the mapping relations of sending between the index of Physical Uplink Control Channel that corresponding ACK/NACK controls signaling of the control channel unit at the relevant control signaling place of downlink data, as shown in Figure 6;

Embodiment 5

Suppose; Under extended cyclic prefix, PDCCH to add up to the quantity that 12, one ascending resource pieces can multiplexing ACK/NACK channel be 12; Then; According to the given mapping relations of the present invention, set up the minimum index and the mapping relations of sending between the index of Physical Uplink Control Channel that corresponding ACK/NACK controls signaling of the control channel unit at the relevant control signaling place of downlink data, as shown in Figure 7;

Embodiment 6

Suppose; Under extended cyclic prefix, PDCCH to add up to the quantity that 8, one ascending resource pieces can multiplexing ACK/NACK channel be 8; Then; According to the given mapping relations of the present invention, set up the minimum index and the mapping relations of sending between the index of Physical Uplink Control Channel that corresponding ACK/NACK controls signaling of the control channel unit at the relevant control signaling place of downlink data, as shown in Figure 8;

Embodiment 7

Suppose; Under extended cyclic prefix, PDCCH to add up to the quantity that 4, one ascending resource pieces can multiplexing ACK/NACK channel be 4; Then; According to the given mapping relations of the present invention, set up the minimum index and the mapping relations of sending between the index of Physical Uplink Control Channel that corresponding ACK/NACK controls signaling of the control channel unit at the relevant control signaling place of downlink data, as shown in Figure 9;

In a word; Can find out from the description of above embodiment; The above embodiment of the present invention provides sends physical uplink control channel representing method and the device that ack/nack is replied the control signaling, set up the relevant control signaling place of downlink data the control channel unit minimum index with send suitable mapping relations between the index of Physical Uplink Control Channel that corresponding ACK/NACK controls signaling, make that the interference of the adjacent pairing ACK/NACK interchannel in control channel unit is as far as possible little; And; Realize simply simultaneously, also having improved the service efficiency of ACK/NACK channel.

Obviously, it is apparent to those skilled in the art that above-mentioned each module of the present invention or each step can realize with the general calculation device; They can concentrate on the single calculation element; Perhaps be distributed on the network that a plurality of calculation element forms, alternatively, they can be realized with the executable program code of calculation element; Thereby; Can they be stored in the storage device and carry out, perhaps they are made into each integrated circuit modules respectively, perhaps a plurality of modules in them or step are made into the single integrated circuit module and realize by calculation element.Like this, the present invention is not restricted to any specific hardware and software combination.

The above is merely the preferred embodiments of the present invention, is not limited to the present invention, and for a person skilled in the art, the present invention can have various changes and variation.All within spirit of the present invention and principle, any modification of being done, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.

Claims (10)

1. one kind is sent the physical uplink control channel representing method of negative response control signaling certainly, it is characterized in that, may further comprise the steps:

The quantity of obtaining same frequency position multiplex ACK/NACK channel is m, and the quantity of time domain orthogonal sign indicating number is h;

With m control channel dividing elements is a group, wherein, makes the corresponding frequency domain position of each group, and the frequency domain position between each group is not overlapping, and the control channel unit in each group is inequality;

Each group inner control Channel Elements is divided into h son group; Wherein, Make the orthogonal code of the corresponding ACK/NACK channel of each son group; The orthogonal code of the ACK/NACK channel of each son group correspondence is different, and the cyclic shift amount that makes the corresponding ACK/NACK channel in each control channel unit in each son group, and the cyclic shift amount of the ACK/NACK channel that each control channel unit was corresponding during a son was organized is different.

2. physical uplink control channel representing method according to claim 1 is characterized in that, makes the corresponding frequency domain position of each group, and the frequency domain position between each group is not overlapping specifically to be comprised:

The N that adds up to when the available physical down control channel _PDCCH, be i={0 according to the index of the index definition Physical Downlink Control Channel of the relevant minimum control channel unit of Physical Downlink Control Channel, 1 ..., N _PDCCH-1}, the index of ACK/NACK channel place ascending resource piece is b={0,1 ..., floor (N _PDCCH/ m) }, the sequence number in m corresponding ACK/NACK channel of the index b of ascending resource piece is k={0,1 ..., m-1}, in addition, Cyclic Prefix is the regular circulation prefix, during h=3;

Then be provided with

In the hope of

3. physical uplink control channel representing method according to claim 2; It is characterized in that; Make the orthogonal code of the corresponding ACK/NACK channel of each son group; The orthogonal code of the ACK/NACK channel of each son group correspondence is different, and the cyclic shift amount that makes the corresponding ACK/NACK channel in each control channel unit in each son group, and the cyclic shift amount of the ACK/NACK channel that each control channel unit was corresponding during a son was organized is different specifically to be comprised:

Try to achieve wherein, t=imodm.

4. physical uplink control channel representing method according to claim 1 is characterized in that, makes the corresponding frequency domain position of each group, and the frequency domain position between each group is not overlapping specifically to be comprised:

The N that adds up to when the available physical down control channel _PDCCH, be i={0 according to the index of the index definition Physical Downlink Control Channel of the relevant minimum control channel unit of Physical Downlink Control Channel, 1 ..., N _PDCCH-1}, the index of ACK/NACK channel place ascending resource piece is b={0,1 ..., floor (N _PDCCH/ m) }, the sequence number in m corresponding ACK/NACK channel of the index b of ascending resource piece is k={0,1 ..., m-1}, in addition, Cyclic Prefix is an extended cyclic prefix, during h=2;

Then be provided with

$i=\left\{\begin{array}{cc}b\·m+\mathrm{floor}(k/2)+\frac{m}{2}\left((k+1)\mathrm{mod}2\right)& m/2\≤k\\ b\·m+\mathrm{floor}(k/2)+\frac{m}{2}\left(k\mathrm{mod}2\right)& m/2>k\end{array}\right.,$

In the hope of

5. physical uplink control channel representing method according to claim 4; It is characterized in that; Make the orthogonal code of the corresponding ACK/NACK channel of each son group; The orthogonal code of the ACK/NACK channel of each son group correspondence is different, and the cyclic shift amount that makes the corresponding ACK/NACK channel in each control channel unit in each son group, and the cyclic shift amount of the ACK/NACK channel that each control channel unit was corresponding during a son was organized is different specifically to be comprised:

Try to achieve

wherein, t=imodm.

6. one kind is sent the physical uplink control channel representing device of negative response control signaling certainly, it is characterized in that, comprising:

Acquisition module, the quantity that is used to obtain same frequency position multiplex ACK/NACK channel are m, and the quantity of time domain orthogonal sign indicating number is h;

First divides module, and being used for m control channel dividing elements is a group, wherein, makes the corresponding frequency domain position of each group, and the frequency domain position between each group is not overlapping, and the control channel unit in each group is inequality;

Second divides module; Be used for each group inner control Channel Elements is divided into h son group; Wherein, make the orthogonal code of the corresponding ACK/NACK channel of each son group, the orthogonal code of the ACK/NACK channel that each son group is corresponding is different; And the cyclic shift amount that makes the corresponding ACK/NACK channel in each control channel unit in each son group, the cyclic shift amount of the ACK/NACK channel that each control channel unit was corresponding during a son was organized is different.

7. physical uplink control channel representing device according to claim 6 is characterized in that, said first divides module comprises:

First module is used for the N that adds up to when the available physical down control channel _PDCCH, be i={0 according to the index of the index definition Physical Downlink Control Channel of the relevant minimum control channel unit of Physical Downlink Control Channel, 1 ..., N _PDCCH-1}, the index of ACK/NACK channel place ascending resource piece is b={0,1 ..., floor (N _PDCCH/ m) }, the sequence number in m corresponding ACK/NACK channel of the index b of ascending resource piece is k={0,1 ..., m-1}, in addition, Cyclic Prefix is the regular circulation prefix, during h=3;

Then be provided with

In the hope of

8. physical uplink control channel representing device according to claim 7 is characterized in that, second divides module comprises:

Unit second is used for the N that adds up to when the available physical down control channel _PDCCH, be i={0 according to the index of the index definition Physical Downlink Control Channel of the relevant minimum control channel unit of Physical Downlink Control Channel, 1 ..., N _PDCCH-1}, the index of ACK/NACK channel place ascending resource piece is b={0,1 ..., floor (N _PDCCH/ m) }, the sequence number in m corresponding ACK/NACK channel of the index b of ascending resource piece is k={0,1 ..., m-1}, in addition, Cyclic Prefix is the regular circulation prefix, during h=3;

Then be provided with

In the hope of

wherein, t=imodm.

9. physical uplink control channel representing device according to claim 6 is characterized in that, first divides module comprises:

Unit the 3rd is used for the N that adds up to when the available physical down control channel _PDCCH, be i={0 according to the index of the index definition Physical Downlink Control Channel of the relevant minimum control channel unit of Physical Downlink Control Channel, 1 ..., N _PDCCH-1}, the index of ACK/NACK channel place ascending resource piece is b={0,1 ..., floor (N _PDCCH/ m) }, the sequence number in m corresponding ACK/NACK channel of the index b of ascending resource piece does

K={0,1 ..., m-1}, in addition, Cyclic Prefix is an extended cyclic prefix, during h=2;

Then be provided with $i=\left\{\begin{array}{cc}b\·m+\mathrm{Floor}(k/2)+\frac{m}{2}\left((k+1)\mathrm{Mod}2\right)& m/2\≤k\\ b\·m+\mathrm{Floor}(k/2)+\frac{m}{2}\left(k\mathrm{Mod}2\right)& m/2>k\end{array}\right.,$

In the hope of

10. physical uplink control channel representing device according to claim 9 is characterized in that, second divides module comprises:

Unit the 4th is used for the N that adds up to when the available physical down control channel _PDCCH, be i={0 according to the index of the index definition Physical Downlink Control Channel of the relevant minimum control channel unit of Physical Downlink Control Channel, 1 ..., N _PDCCH-1}, the index of ACK/NACK channel place ascending resource piece is b={0,1 ..., floor (N _PDCCH/ m) }, the sequence number in m corresponding ACK/NACK channel of the index b of ascending resource piece is k={0,1 ..., m-1}, in addition, Cyclic Prefix is an extended cyclic prefix, during h=2;

Then be provided with $i=\left\{\begin{array}{cc}b\·m+\mathrm{Floor}(k/2)+\frac{m}{2}\left((k+1)\mathrm{Mod}2\right)& m/2\≤k\\ b\·m+\mathrm{Floor}(k/2)+\frac{m}{2}\left(k\mathrm{Mod}2\right)& m/2>k\end{array}\right.,$

In the hope of wherein, t=imodm.

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