CN110011945A

CN110011945A - PUCCH processing method and processing device

Info

Publication number: CN110011945A
Application number: CN201910324485.2A
Authority: CN
Inventors: 华虎军
Original assignee: Wuhan Hongxin Telecommunication Technologies Co Ltd
Current assignee: Wuhan Hongxin Technology Development Co Ltd
Priority date: 2019-04-22
Filing date: 2019-04-22
Publication date: 2019-07-12
Anticipated expiration: 2039-04-22
Also published as: CN110011945B

Abstract

PUCCH processing method and processing device provided by the invention obtains the PUCCH frequency domain data and the AGC factor of current time slots, and presses OFDM symbol sequence or RB sequential delivery；The DMRS of format2/3/4 is extracted when there is the user of PUCCH format2/3/4 in the OFDM of PUCCH；The frequency domain data of format0/1 and the DMRS of format1 are extracted from the RB of PUCCH；Estimated according to the DMRS of format2/3/4；According to channel estimation results, channel equalization is carried out to format2/3/4 by the RB of PUCCH；RB grades of processing are carried out to format0/1 according to the DMRS of the frequency domain data of format0/1 and format1, so as to support the PUCCH treatment process of 5 kinds of PUCCH formats simultaneously, processing delay is reduced, facilitates transmission process.

Description

PUCCH processing method and processing device

Technical field

The present invention relates to data communication technology fields, more specifically, being related to PUCCH processing method and processing device.

Background technique

The PUCCH (Physical uplink control channel, Physical Uplink Control Channel) of 5G NR carries User equipment defines five kinds of PUCCH formats to the ascending control information of the base station 5G gNB in 3GPP agreement.

Currently, the reception processing of PUCCH will pass through digital front-end, channel estimation, AGC compensation factors, channel equalization, signal Demodulation and etc., high-rise to carry out user's scheduling with time slot (slot) for unit, high level is possible to be adjusted in the same time slot Spend the PUCCH user of five kinds of formats.The position of the starting RB of user's scheduling is different, originates the difference of OFDM symbol, can all cause The distribution of PUCCH frequency pilot sign over a slot becomes extremely complex.Wherein, PUCCH is using pilot signal come to channel Transmission characteristic estimated that, for PUCCH format format 2, format 3 and format 4, common processing mode is, After the frequency-domain result of digital front-end a treated time slot all finishes receiving, restart the channel estimation of the time slot Processing, still, will lead to the total processing delay of receiver in this way may be not achieved system requirements；For format0/1, due to depositing The case where user is multiplexed, so common processing mode is, RB grades of processing are first carried out, then carry out user's demodulation.Due to this five The input source of kind PUCCH format processing is PUCCH frequency domain data and AGC of the digital front-end processing result after channel separates Therefore the factor will support the processing not a duck soup of this five kinds of PUCCH formats simultaneously.

Therefore, there is an urgent need to the PUCCH processing schemes that one kind can support 5 kinds of PUCCH formats simultaneously at present.

Summary of the invention

In view of this, the present invention provides a kind of PUCCH processing method and processing device, to solve the current processing side PUCCH Case is difficult to the technical issues of supporting 5 kinds of PUCCH formats simultaneously.

To achieve the above object, the invention provides the following technical scheme:

A kind of PUCCH processing unit, described device include: data capture unit, transmission control unit, Xie Ziyuanyingshechu Manage unit, channel estimation process unit, FMT2/3/4 channel equalization unit and FMT0/1RB grades of processing units；Wherein,

The data capture unit, the frequency domain data of the PUCCH on each ODFM symbol for obtaining current time slots and The automatic growth control AGC factor is simultaneously stored；

The transmission control unit transmits the frequency of the PUCCH for the sequence of the OFDM symbol according to the PUCCH Numeric field data and the AGC factor, and the frequency domain data and the AGC factor of the PUCCH are sent to the solution resource impact processing unit；

The solution resource impact processing unit, for when the PUCCH OFDM symbol in include PUCCH format format 2, it when the user of format 3 and format 4, is accorded with from the OFDM of the user comprising format 2, format 3 and format 4 Number frequency domain data in extract the demodulated reference signal DMRS of the format 2, format 3 and format 4 respectively, and will DMRS the and AGC factor of the format 2, format 3 and format 4 are output to the channel estimation process unit；

The channel estimation process unit, for the DMRS according to the format 2, format 3 and format 4, needle The transmission feature of the format 2, format 3 and format 4 to the position DMRS is estimated；

The FMT2/3/4 channel equalization unit, for completing it in the channel estimation process of the current time slots Afterwards, according to the channel estimation process of the current time slots as a result, by the PUCCH resource block RB for the format 2, Format 3 and format 4 carries out channel equalization；

The transmission control unit is also used to, after the channel estimation process of the current time slots is completed, according to described The sequence of the resource block RB of PUCCH transmits the frequency domain data and the AGC factor of the PUCCH；

The solution resource impact processing unit is also used to, and from the RB of the PUCCH, extracts format 0 and format 1 Frequency domain data, the AGC factor and the format 1 DMRS；

FMT0/1RB grades of processing units, for the frequency domain data and the AGC factor according to the format 0 and format 1, RB grades of processing are carried out for the format 0 and format 1.

Preferably, the data capture unit includes:

Receive processing unit, the frequency domain data of the PUCCH in each OFDM symbol for obtaining current time slots and automatic Gain controls the AGC factor；

First storage unit, for storing the frequency domain data and the AGC factor of the PUCCH that the reception processing unit obtains.

Preferably, the transmission control unit includes: first control unit, the second storage unit and the second control unit；

The first control unit, the reading for receiving the second control unit output control signal, and described When second storage unit has remaining space and ready first memory cell data, signal is controlled according to the reading, According to the sequence of the OFDM symbol or the sequence of the RB, the frequency of PUCCH is successively read from first storage unit Numeric field data and the AGC factor, and export to second storage unit；

Second storage unit, for store the PUCCH of first control unit output frequency domain data and AGC because Son；

Second control unit controls signal for exporting the reading to the first control unit；Described The memory space of two storage units is not empty, and when the channel estimation process unit can receive data, from second storage The frequency domain data and the AGC factor of the OFDM symbol of the user comprising format2, format 3 and format 4 are read in unit, And it exports to the solution resource impact processing unit.

Preferably, second storage unit has the first spatial parameter, and the first spatial parameter is for characterizing described second Whether there is or not remaining spaces for storage unit；

Second storage unit is specifically also used to:

After receiving the frequency domain data of PUCCH of 1 OFDM symbol or 1 RB and the AGC factor, first space is joined Several values subtract 1；

After exporting the frequency domain data of PUCCH of 1 OFDM symbol or 1 RB and the AGC factor, first space is joined Several values add 1；

When first spatial parameter is equal to 0, Xiang Suoshu first control unit indicates second storage unit without surplus Complementary space；

When first spatial parameter is not equal to 0, Xiang Suoshu first control unit indicates that second storage unit has Remaining space.

Preferably, second storage unit has second space parameter, and second space parameter is for characterizing described second Whether the memory space of storage unit is empty；

Second storage unit is specifically also used to:

After receiving the frequency domain data of PUCCH of 1 OFDM symbol or 1 RB and the AGC factor, the second space is joined Several values add 1；

After exporting the frequency domain data of PUCCH of 1 OFDM symbol or 1 RB and the AGC factor, the second space is joined Several values subtract 1；

When the second space parameter is equal to 0, the second control unit of Xiang Suoshu indicates depositing for second storage unit Storing up space is sky；

When the second space parameter is not equal to 0, the second control unit of Xiang Suoshu indicates second storage unit Memory space is not empty.

Preferably, second control unit is specifically used for:

When described device powers on or resets, and when the channel estimation process unit indicates to can receive data, Xiang Suoshu the Control signal is read in one control unit output first；It is described first read control signal be used to indicate the first control unit by According to the sequence of the OFDM symbol, the frequency domain data and the AGC factor of PUCCH are successively read from first storage unit, and It exports to second storage unit；

When the channel estimation process unit completes the channel estimation process of a time slot, and the channel estimation process list When member instruction not can receive data, control signal is read in Xiang Suoshu first control unit output second；Described second reads control Signal is used to indicate the first control unit according to the sequence of the RB, is successively read from first storage unit The frequency domain data and the AGC factor of PUCCH, and export to second storage unit.

Preferably, the channel estimation process unit includes:

FMT2 channel estimation process unit, it is right for the format 2 for the DMRS according to the format 2 The channel transfer characteristic of the position DMRS is estimated；

FMT3/4 channel estimation process unit, for the DMRS according to the format 3 and format 4, for described Format 3 and format 4 estimate the channel transfer characteristic of the position DMRS.

Preferably, the FMT2/3/4 channel equalization unit is specifically used for:

Calculate the channel estimation results of the data subcarrier position of each OFDM symbol；

Using the channel estimation results of the data subcarrier position, the distortion of PUCCH transmission channel is compensated.

Preferably, the FMT2 channel estimation process unit is also used to, when the letter of the FMT2 channel estimation process unit When road estimation processing is completed, the first Data Labels are generated；First Data Labels are for characterizing at the FMT2 channel estimation Managing unit can receive data；

The FMT3/4 channel estimation process unit is also used to, when the channel of the FMT3/4 channel estimation process unit is estimated When meter processing is completed, the second Data Labels are generated；Second Data Labels are for characterizing the FMT3/4 channel estimation process Unit can receive data.

A kind of PUCCH processing method, which comprises

The frequency domain data and the automatic growth control AGC factor for obtaining the PUCCH in each OFDM symbol of current time slots are simultaneously It is stored；

According to the sequence of the OFDM symbol of the PUCCH, the frequency domain data and the AGC factor of the PUCCH are transmitted；

As the user in the OFDM symbol of the PUCCH including PUCCH format format 2, format 3 and format 4 When, from the frequency domain data of the OFDM symbol of the user comprising format 2, format 3 and format 4 respectively extract described in The demodulated reference signal DMRS of format 2, format 3 and format 4；

According to the DMRS of the format 2, format 3 and format 4, for the format 2,3 and of format Format 4 estimates the transmission feature of the position DMRS；

After the channel estimation process of the current time slots is completed, according to the channel estimation process knot of the current time slots Fruit carries out channel equalization for the format 2, format 3 and format 4 by the resource block RB of the PUCCH；

After the channel estimation process of the current time slots is completed, according to the sequence of the resource block RB of the PUCCH, pass The frequency domain data and the AGC factor of the defeated PUCCH；

From the RB of the PUCCH, the frequency domain data of format 0 and format 1, the AGC factor and described are extracted The DMRS of format 1；

According to the frequency domain data and the AGC factor of the format 0 and format 1, for 0 He of format Format 1 carries out RB grades of processing.

It can be seen from the above technical scheme that PUCCH processing method and processing device provided by the invention, five kinds of PUCCH It is divided into two classes, format0/1 and format2/3/4, obtains the frequency domain of the PUCCH in each OFDM symbol of current each time slot Data and the AGC factor are simultaneously stored, according to PUCCH OFDM symbol sequence or RB sequential delivery PUCCH frequency domain data and The AGC factor；When in the OFDM symbol of PUCCH including the user of PUCCH format format 2, format 3 and format 4, Extract the DMRS of format 2, format 3 and format 4；Then according to format 2, format 3 and format 4 DMRS carries out channel estimation process for format 2, format 3 and format 4；In the channel estimation process of current time slots After completion, from the RB of PUCCH, the frequency domain data of format 0 and format 1, the AGC factor and format 1 are extracted DMRS；According to format 0 and the frequency domain data of format 1 and DMRS the and AGC factor of format 1, for format 0 RB grades of processing are carried out with format 1, according to the channel estimation process of the current time slots as a result, pressing the resource block of the PUCCH RB carries out channel equalization for the format 2, format 3 and format 4, so that can be supported simultaneously by realizing by 5 kinds The PUCCH treatment process of PUCCH format, reduces processing delay, facilitates transmission process.

Detailed description of the invention

In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this The embodiment of invention for those of ordinary skill in the art without creative efforts, can also basis The attached drawing of offer obtains other attached drawings.

Fig. 1 is a kind of structural schematic diagram of PUCCH processing unit provided in an embodiment of the present invention；

Fig. 2 is another structural schematic diagram of PUCCH processing unit provided in an embodiment of the present invention；

Fig. 3 is another structural schematic diagram of PUCCH processing unit provided in an embodiment of the present invention；

Fig. 4 is the flow chart of PUCCH processing method provided in an embodiment of the present invention；

Fig. 5 is the schematic diagram of PUCCH processing scheme provided in an embodiment of the present invention.

Specific embodiment

Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other Embodiment shall fall within the protection scope of the present invention.

The PUCCH of 5G (5th-Generation, the 5th third-generation mobile communication technology) NR (New Radio newly eats dishes without rice or wine) (Physical uplink control channel, Physical Uplink Control Channel) carries user equipment to the base station 5G gNB's Ascending control information, wherein 3GPP protocol definition five kinds of PUCCH formats, this five kinds of PUCCH formats are as shown in table 1 below:

1 PUCCH formats of table

PUCCH format	Length in OFDM symbols	Number of bits
			0	1–2	≤2
1	4–14	≤2
			2	1–2	>2
3	4–14	>2
			4	4–14	>2

Wherein, format 0 and format 2 is short format, accounts for 1~2 OFDM (Orthogonal in the time domain Frequency Division Multiplexing, orthogonal frequency division multiplexing) symbol；Format 1, format 3 and format 4 For long format, 4~14 OFDM symbols are accounted in the time domain.

RB (Resource Block, the resource block) number of resource allocation, for format0, format1 and format4, For 1 RB；For format2 and format3, RB number is more than or equal to 1.

On multiplex mode, format 0 is based on sequence selection；Format 1, format 3 and format 4 are UCI (Uplink ControlInfomatio, ascending control information) and DMRS (Demodulation Reference Signal, solution Adjust reference signal) time division multiplexing；Format 2 is UCI and DMRS frequency division multiplexing.

Referring to Fig. 1, Fig. 1 is a kind of structural schematic diagram of PUCCH processing unit provided in an embodiment of the present invention.

As shown in Figure 1, PUCCH processing unit provided in this embodiment includes at least: data capture unit 10, transmission control Unit 20, solution resource impact processing unit 30, channel estimation process unit 40, FMT2/3/4 channel equalization unit 50 with FMT0/1RB grades of processing units 60.

Wherein, data capture unit 10, the frequency domain data of the PUCCH on each ODFM symbol for obtaining current time slots With the automatic growth control AGC factor and stored.

The time domain data of current time slots N root receiving antenna is obtained by uplink front-end processing and after carrying out channel separation PUCCH frequency domain data and the AGC factor, data capture unit 10 can be introduced into and stored.When the current time slots are uplink Gap, N are the number of receiving antenna.

In one example, current time slots are a current ascending time slot, and data capture unit 10 is for when obtaining current The frequency domain data and the automatic growth control AGC factor of PUCCH on each ODFM symbol of gap are simultaneously stored.

Wherein, the frequency domain data of the PUCCH of the current time slots includes demodulated reference signal DMRS and carrying upload control The data subcarrier of information.

Transmission control unit 20 transmits the frequency domain of the PUCCH for the sequence of the OFDM symbol according to the PUCCH Data and the AGC factor, and the frequency domain data and the AGC factor of the PUCCH are sent to the solution resource impact processing unit 30.

Wherein, transmission control unit 20, specifically for the sequence of the OFDM symbol according to the PUCCH, described in transmission The frequency domain data and the AGC factor of PUCCH, and according to the configuration parameter of user, distribute respectively to solution resource impact processing unit 30 The OFDM symbol frequency domain data and the AGC factor of user comprising format2, format 3 and format 4.

Resource impact processing unit 30 is solved, includes PUCCH format format in the OFDM symbol for working as the PUCCH 2, it when the user of format 3 and format 4, is accorded with from the OFDM of the user comprising format 2, format 3 and format 4 Number frequency domain data in extract the demodulated reference signal DMRS of the format 2, format 3 and format 4 respectively, and will DMRS the and AGC factor of the format 2, format 3 and format 4 are output to the channel estimation process unit 40.

Wherein, resource impact processing unit 30 is solved, specifically for the configuration parameter according to user from described comprising format 2, the format 2,3 and of format are extracted in the OFDM symbol frequency domain data of 4 user of format 3 and format respectively The demodulated reference signal DMRS of format 4, and DMRS the and AGC factor is output to channel estimation process unit 40.

Channel estimation process unit 40, for the DMRS according to the format 2, format 3 and format 4, for The format 2, format 3 and format 4 estimate the transmission feature of the position DMRS.

FMT2/3/4 channel equalization unit 50, for the channel estimation process of the current time slots completion after, According to the channel estimation process of the current time slots as a result, by the PUCCH resource block RB for the format 2, Format 3 and format 4 carries out channel equalization.Wherein, current time slots are a current ascending time slot.

The transmission control unit 20 is also used to, after the channel estimation process of the current time slots is completed, according to institute The sequence for stating the resource block RB of PUCCH transmits the frequency domain data and the AGC factor of the PUCCH.Wherein, current time slots are current An ascending time slot.

The solution resource impact processing unit 30 is also used to, and from the RB of the PUCCH, extracts format 0 and format The DMRS of 1 frequency domain data, the AGC factor and the format 1.

FMT0/1RB grades of processing units 60, for according to the frequency domain data of the format 0 and format 1 and AGC because Son carries out RB grades of processing for the format 0 and format 1.

Wherein, the RB grades of processing refers to receiving end when carrying out format 0 and format 1 and handling using " blind examination " Mode, i.e., need not be concerned about how the user of position and multiplexing of the user in the RB is multiplexed.

PUCCH processing unit provided in this embodiment is divided to five kinds of PUCCH for two classes, format0/1 and format2/3/ 4, the frequency domain data of the PUCCH of current time slots is obtained using data capture unit and the AGC factor and is stored, and transmission control is utilized Unit processed is according to the OFDM symbol sequence of PUCCH or the frequency domain data and the AGC factor of RB sequential delivery PUCCH；Utilize solution resource Map processing unit, according to the configuration parameter of user, when including PUCCH format format 2,3 and 4 in the OFDM symbol of PUCCH User when, extract format 2,3 and 4 DMRS；From the RB of PUCCH, extract format 0 and 1 frequency domain data and The DMRS of format 1；Using channel estimation process unit according to the DMRS of format 2,3 and 4, for format 2,3 and 4 Carry out channel estimation process；After the completion of the channel estimation process of a time slot, FMT2/3/4 channel equalization unit is utilized According to the channel estimation process of the current time slots as a result, being carried out by the resource block RB of the PUCCH for format 2,3 and 4 Channel equalization；Using FMT0/1RB grades of processing units according to the frequency domain data of format 0 and 1 and format 1 DMRS carries out RB grades of processing for format 0 and 1, so that realizing can support the PUCCH of 5 kinds of PUCCH formats to handle simultaneously Process reduces processing delay, facilitates transmission process.

Referring to Fig. 2, Fig. 2 is another structural schematic diagram of PUCCH processing unit provided in an embodiment of the present invention.

As shown in Fig. 2, PUCCH processing unit provided in this embodiment includes at least: the data acquisition in previous embodiment Unit 10, transmission control unit 20, solution resource impact processing unit 30, channel estimation process unit 40, FMT2/3/4 channel are equal Weigh processing unit 50 and FMT0/1RB grades of processing units 60.

Wherein, data capture unit 10 can include: receive processing unit 11 and the first storage unit 12.

Receive processing unit 11, the frequency domain data of the PUCCH in each OFDM symbol for obtaining current time slots and from Dynamic gain controls the AGC factor.

Specifically, the frequency domain number for the PUCCH that processing unit 11 is used to obtain in each OFDM symbol of current time slots is received According to the automatic growth control AGC factor.

First storage unit 12, for store it is described reception processing unit obtain PUCCH frequency domain data and AGC because Son.

The time domain data of the N root receiving antenna of current time slots, obtains by uplink front-end processing and after carrying out channel separation PUCCH frequency domain data and the AGC factor, can initially enter and receive processing unit 11, then receiving processing unit 11 can be by PUCCH Frequency domain data and the AGC factor are stored in the first storage unit 12.

Wherein, the first storage unit 12 is specifically used for the PUCCH frequency domain data and the AGC factor of caching current time slots, and can It is stored using the URAM in DDR or FPGA piece.

Transmission control unit 20 can include: first control unit 21, the second storage unit 22 and the second control unit 23.

First control unit 21 controls signal for receiving the reading that second control unit 23 exports, and described When second storage unit 22 has remaining space and ready first memory cell data, is controlled and believed according to the reading Number, according to the sequence of the OFDM symbol or the sequence of the RB, PUCCH is successively read from first storage unit 12 Frequency domain data and the AGC factor, and export to second storage unit 22.

As it can be seen that first control unit 21 is mainly used for controlling the reading data to the first storage unit 12, wherein first The input of control unit 21 may include that the output data of the first storage unit 12 and the reading of the second control unit 23 output control Signal.In addition, the input of first control unit 21 may also include the single for characterizing the second storage of the second storage unit 22 output Whether there is or not the indication signals of remaining space for member 22.First control unit 21 when the second storage unit 22 has remaining space, Just reading data can be carried out to the first storage unit 12.

In one example, data capture unit 10 can also include: output control unit, for according to the first storage unit The amount of the frequency domain data of PUCCH and the data of AGC factor storage in 12, to the ready finger of 20 output data of transmission control unit Show signal.

Wherein, the every frequency domain data for completing the PUCCH in an OFDM symbol of the first storage unit 12 and automatic gain control The storage of the AGC factor processed, output control unit is to the ready indication signal of 20 output data of transmission control unit；

First storage unit 12 can support the storage of continuous ascending time slot PUCCH frequency domain data and the AGC factor.

Second storage unit 22, for store the PUCCH that the first control unit 21 exports frequency domain data and AGC because Son.

Second control unit 23, for exporting the reading control signal to the first control unit 21；Described The memory space of two storage units 22 is not empty, and when the channel estimation process unit 40 can receive data, from described second The frequency domain number of the PUCCH of the OFDM symbol of the user comprising format2, format 3 and format 4 is read in storage unit 22 According to the AGC factor, and export to the solution resource impact processing unit 30.

Wherein, the reading control signal of the second control unit 23 output, which is used to indicate first control unit 21, is accorded with by OFDM Number sequence reads the first storage unit 12 or reads the first storage unit 12 by RB sequence.

In one example, the second storage unit 22 can have the first spatial parameter size1, the first spatial parameter size1 use In characterizing second storage unit 22, whether there is or not remaining spaces；Wherein, the initial value of the first spatial parameter size1 is equal to 2, Also can two OFDM symbols of ping-pong buffer or 2 RB PUCCH frequency domain data and the AGC factor.Certainly, described first is empty Between parameter size1 initial value can also be greater than 2, can specifically carry out flexible setting according to demand.

Correspondingly, in this example, the second storage unit 22 is specifically also used to:

After receiving the frequency domain data of PUCCH of 1 OFDM symbol or 1 RB and the AGC factor, first space is joined The value of number size1 subtracts 1；

After exporting the frequency domain data of PUCCH of 1 OFDM symbol or 1 RB and the AGC factor, first space is joined The value of number size1 adds 1；

When the first spatial parameter size1 is equal to 0, Xiang Suoshu first control unit 21 indicates that second storage is single Member 22 is without remaining space；

When the first spatial parameter size1 is not equal to 0, Xiang Suoshu first control unit 21 indicates second storage Unit 22 has remaining space.

Second storage unit 22 can also have second space parameter size2, and second space parameter size2 is described for characterizing Whether the memory space of the second storage unit 22 is empty；Wherein, the initial value of the second space parameter size2 is equal to 0.

Correspondingly, the second storage unit 22 is specifically also used to:

After receiving the frequency domain data of PUCCH of 1 OFDM symbol or 1 RB and the AGC factor, the second space is joined The value of number size2 adds 1；

After exporting the frequency domain data of PUCCH of 1 OFDM symbol or 1 RB and the AGC factor, the second space is joined The value of number size2 subtracts 1；

When the second space parameter size2 is equal to 0, the second control unit of Xiang Suoshu 23 indicates that second storage is single The memory space of member 22 is sky；

When the second space parameter size2 is not equal to 0, the second control unit of Xiang Suoshu 23 indicates second storage The memory space of unit 22 is not empty.

Wherein, the second storage unit 22 can be with the PUCCH frequency domain of 2 RB or 2 OFDM symbols of ping-pong buffer memory Data and the AGC factor.

In one example, for the same OFDM symbol, according to the configuration parameter of user, comprising format2 and format3 or Format4, palpus wait format2 and format3 or format4 on the symbol respectively to distribute into, the value size2 of second space parameter The processing that subtracts 1 could be executed；

For RB, FMT0/1RB grades of a user processing and FMT2/3/4 channel equalization comprising format0 or format1 Processing processing is completed, and the value size2 of second space parameter could execute the processing that subtracts 1.

The reading control signal hair of system electrification, system reset or the output of the second control unit 23 to first control unit 21 After raw level switching, the first spatial parameter size1 of the second storage unit 22 is 2, and second space parameter size2 is 0.

Second control unit 23 is specifically used for:

When described device powers on or resets, and when the channel estimation process unit indicates to can receive data, Xiang Suoshu the Control signal is read in one control unit 21 output first；Described first, which reads control signal, is used to indicate the first control unit 21 according to the OFDM symbol sequence, be successively read from first storage unit 12 PUCCH frequency domain data and AGC because Son, and export to second storage unit 22.

When the channel estimation process unit 40 completes the channel estimation process of a time slot, and the channel estimation process When unit instruction not can receive data, control signal is read in the output of Xiang Suoshu first control unit 21 second；Described second reads Control signal is used to indicate the first control unit 21 according to the sequence of the RB, from first storage unit 12 successively The frequency domain data and the AGC factor of PUCCH are read, and is exported to second storage unit 22.

As it can be seen that the second control unit 23 is mainly used for controlling the reading data of the second storage unit 22, the second control unit 23 input may include the data read from the second storage unit 22, may also comprise the output of the second storage unit for characterizing Whether the memory space of the second storage unit 22 is empty indication signal, such as second space parameter size2.

When the reading control signal designation of the second control unit 23 output reads the first storage unit by OFDM symbol sequence When 12, the sequence of OFDM symbol is successively pressed, reads symbol (i.e. a 12 × N_PRB subcarrier, one from the first storage unit 12 A OFDM symbol, N root receiving antenna) PUCCH frequency domain data and the AGC factor, and be stored in the second storage unit 22.Wherein, N_ PRB, which is that PUCCH is shared on frequency domain, obtains RB number.

When the reading control signal designation of the second control unit 23 output reads the first storage unit 12 by RB sequence, according to The secondary sequence by RB, reading a RB from the first storage unit 12, (i.e. 12 subcarriers, 14 OFDM symbols, N piece-root grafting receive day Line) PUCCH frequency domain data and the AGC factor and be stored in the second storage unit 22.

In one example, the second storage unit 22 can be used for what ping-pong buffer was read by OFDM symbol sequence or RB sequence PUCCH frequency domain data and the AGC factor, the input of the second storage unit 22 may include the PUCCH frequency that first control unit 21 exports The reading control signal and the second control of numeric field data and the AGC factor, the output of the second control unit 23 to first control unit 21 Unit 23 is exported to the read control signal of the second storage unit 22.

When device is powered on or resetted, the second control unit 23 exports default to the reading control signal of first control unit 21 Indicate that first control unit 21 reads the first storage unit 12 according to OFDM symbol sequence；Channel estimation process unit 40 completes one When the channel estimation process of a slot, the second control unit 23 is exported to the reading control signal designation the of first control unit 21 One control unit 21 reads the first storage unit 12 according to RB sequence.

Solve the achievable PUCCH format 1 of resource impact processing unit 30, format 2, format 3 and format 4 DMRS receive information extraction and frequency domain data extraction, complete 0 frequency domain data of format extraction, wherein format 2, Format 3 and format 4 extracts obtained DMRS information and is respectively used to carry out format 2, format 3 and format 4 Channel estimation process；Format 2, format 3 and format 4 extract obtained frequency domain data and are output to FMT2/3/4 channel Equilibrium treatment unit carries out equilibrium treatment, extracts obtained frequency domain data for format 0 and extracts for format 1 The DMRS information and frequency domain data arrived is output to format0/1RB grades of processing units to carry out RB grades of processing.

Channel estimation process unit 40 in the present embodiment can include: FMT2 channel estimation process unit 41 and FMT3/4 believe Estimate processing unit 42 in road.

FMT2 channel estimation process unit 41, it is right for the format 2 for the DMRS according to the format 2 The channel transfer characteristic of the position DMRS is estimated, the channel estimation of the position PUCCH format2 user DMRS is calculated.

FMT3/4 channel estimation process unit 42, for the DMRS according to the format 3 and format 4, for institute State format 3 and format 4 estimate the channel transfer characteristic of the position DMRS, calculate PUCCH format 3 with The channel estimation of 4 position user DMRS format.

Wherein, when FMT2 channel estimation process unit 41 and FMT3/4 channel estimation process unit 42 can receive data When, the second control unit 23 is from the data for reading 1 symbol or 1 RB from the second storage unit 22 and is output to solution resource impact Processing unit 30.

FMT2 channel estimation process unit 41 is also used to, at the channel estimation of the FMT2 channel estimation process unit 41 When reason is completed, the first Data Labels are generated；First Data Labels are for characterizing the FMT2 channel estimation process unit 41 It can receive data.Wherein, the first Data Labels may include that the channel estimation that FMT2 channel estimation process unit 41 exports completes mark Will and receivable Data Labels.

FMT3/4 channel estimation process unit 42 is also used to, when the channel of the FMT3/4 channel estimation process unit 42 is estimated When meter processing is completed, the second Data Labels are generated；Second Data Labels are for characterizing the FMT3/4 channel estimation process Unit 42 can receive data.Wherein, the second Data Labels may include that the channel that FMT3/4 channel estimation process unit 42 exports is estimated Count complement mark and receivable Data Labels.

That is, the channel estimation process unit is also used to generate receivable data instruction comprising FMT3/4 Channel estimation process unit can receive data instruction and FMT2 channel estimation process unit can receive data instruction.

In one example, channel estimation process unit 40 may also include that DMRS channel estimation storage unit and channel estimation control Unit processed；

DMRS channel estimation storage unit, the transmission for storing the format 2 and the position FMT3/4DMRS are special Property estimated value；

Channel estimation control unit, for exporting whether channel estimation process unit 40 can receive to transmission control unit 20 Data instruction, for exporting time slot FMT2 and FMT3/4 a channel estimation process to FMT2/3/4 channel equalization unit 50 Complete instruction；For receiving the channel equalization instruction of the output of FMT2/3/4 channel equalization unit 50.

Further, whether what the channel estimation control unit was exported to transmission control unit 20 can receive data instruction Receivable data instruction comprising the output of FMT2 and FMT3/4 channel estimation process unit；

The channel equalization Warning Mark that FMT2/3/4 channel equalization unit 50 exports, instruction are carrying out equilibrium When processing, channel estimation process unit 40 exports FMT2 channel estimation process unit 41 and FMT3/4 letter to transmission control unit 20 Estimate that processing unit 42 not can receive data in road.

In one example, FMT2/3/4 channel equalization unit 50 is specifically used for: calculating data of each OFDM symbol The channel estimation results of carrier position；Using the channel estimation results of the data subcarrier position, to PUCCH transmission channel Distortion compensates.

The channel that FMT2/3/4 channel equalization unit 50 can calculate the data subcarrier position of each OFDM symbol is estimated Meter, and the non-ideal caused distortion of transmission channel is compensated using channel estimation results, input is PUCCHformat 2, the channel estimate matrix of the position DMRS of format 3 and format 4 and be directed to format 2, format 3 and format 4 extract obtained frequency domain data, and equilibrium calculation result uses stored on-site.Wherein, FMT2/3/4 channel equalization unit 50 Data subcarrier is obtained from solution resource impact processing unit 30.

FMT0/1RB grades of processing units 60, for carrying out RB grades of processing for format 0 and format 1.

Wherein, Format2/3/4 channel equalization unit 50 is after completing equilibrium treatment, exportable corresponding completion mark Will and receivable Data Labels；FMT0/1RB grades of processing units 60 are after completing RB grades of processing, also exportable corresponding completion Mark and receivable Data Labels.

In one example, the FMT2/3/4 channel equalization unit 50 may also include that

Data subcarrier channel estimation process unit, for the position DMRS according to format2, format3 and format4 Channel estimation results, the letter of the PUCCH data sub-carrier positions of each OFDM symbol in each RB is calculated according to the sequence of RB Road estimated result.

Wherein, the channel estimation results according to the position DMRS calculate the PUCCH number of each OFDM symbol in each RB According to sub-carrier positions channel estimation results when do not repartition user.

Equilibrium treatment unit, using the channel estimation results and the data subcarrier of the data subcarrier position, The distortion of PUCCH transport channel data subcarrier on the RB is compensated.

Equilibrium result storage unit, for storing the data subcarrier distortion compensation as a result, storing equilibrium result.

In another example, the FMT2/3/4 channel equalization unit 50 is also used to:

It receives time slot FMT2 and the FMT3/4 channel estimation process that channel estimation process unit 40 exports and completes instruction； Completion, which is handled, in time slot FMT2 and FMT3/4 a channel estimation is carrying out equilibrium to the output of channel estimation process unit 40 Handle indication signal；

Preferably, described device is powered on or is resetted or time slot FMT2/3/4 channel equalization is completed, and Xiang Xindao estimates It counts processing unit 40 and exports equilibrium treatment completion indication signal；

Preferably, the RB grade processing of FMT0/1 and FMT2/3/4 channel equalization are parallel processing relationships.

PUCCH processing unit provided in this embodiment utilizes the frequency domain for the PUCCH for receiving processing unit acquisition current time slots Data and the AGC factor store the frequency domain data and AGC of the PUCCH that the reception processing unit obtains using the first storage unit The factor realizes the frequency domain data and AGC of PUCCH using first control unit, the second storage unit and the second control unit jointly The transmission of the factor controls, and utilizes FMT2 channel estimation process unit and FMT3/4 channel estimation process unit Parallel Implementation format The channel estimation process of 2 and format 3 and format 4, finally using FMT2/3/4 channel equalization unit in channel After estimation processing is completed, channel equalization is carried out for format 2,3 and 4；Using FMT0/1RB grades of processing units according to The frequency domain data of format 0 and 1 and the DMRS of format 1 carry out RB grades of processing for format 0 and 1, to realize The PUCCH treatment process that can support 5 kinds of PUCCH formats simultaneously, has enriched the control logic of PUCCH treatment process, has reduced Processing delay facilitates transmission process.

Referring to Fig. 3, Fig. 3 is another structural schematic diagram of PUCCH processing unit provided in an embodiment of the present invention.

As shown in figure 3, PUCCH processing unit provided in this embodiment is in addition to the data capture unit including previous embodiment 10, transmission control unit 20, solution resource impact processing unit 30, channel estimation process unit 40, at FMT2/3/4 channel equalization Unit 50 is managed with except FMT0/1RB grades of processing units 60, may also include that FMT2/3/4 demodulates scramble process unit 71, FMT2/ 3/4 solution rate-matched processing unit 72, FMT2/3/4 decoding processing unit 73, ACK/CSI separation processing unit 74, FMT0/1 are used Family grade processing unit 81, ACK/NACK/SR decision process unit 82 report processing unit 91, MAC unit 92 and PUCCH time slot Parameter configuration unit 93.

After the completion of the processing of FMT2/3/4 channel equalization unit 50, the equilibrium result of all users is adopted in a slot With stored on-site, the equilibrium result progress for reading storage by user by FMT2/3/4 demodulation scramble process unit 71 is subsequent Reason.The merging knot of the MRC (Maximal Ratio Combining, maximum-ratio combing) of FMT0/1RB grades of processing units 60 output Fruit is output to FMT0/1 user class processing unit 81 and carries out subsequent processing.

Wherein, FMT2/3/4 demodulates scramble process unit 71 for the output to FMT2/3/4 channel equalization unit 50 As a result carry out demodulation scramble process (including needing to carry out solution precoding processing to FMT3, FMT4 user)；FMT2/3/4 solution Rate-matched processing unit 72 is used to carry out Xie Sushuaipipeichu to the output result of FMT2/3/4 demodulation scramble process unit 71 Reason；FMT2/3/4 decoding processing unit 73 is used to decode the output result of FMT2/3/4 solution rate-matched processing unit 72 Processing；ACK/CSI separation processing unit 74 is used to carry out ACK/CSI points to the output result of FMT2/3/4 decoding processing unit 73 From processing.ACK (Acknowledgement) is confirmation message, and CSI (Channel States Information) is channel shape State information.

FMT0/1 user class processing unit 81 is used to carry out FMT0/1 to the output result of FMT0/1RB grades of processing units 60 User class processing；ACK/NACK/SR decision process unit 82 be used for the output result of FMT0/1 user class processing unit 81 into Row ACK/NACK/SR decision process.NACK (Negative-Acknowledgment) is negative acknowledgment message, SR (Scheduling Request) is uplink scheduling request.

Report processing unit 91 for separating the output result of ACK/NACK/SR decision process unit 82 with ACK/CSI The output result of processing unit 74 is reported to MAC unit 92；Reported result is sent to MAC layer by 92 user of MAC unit.

PUCCH minislot parameter configuration unit 93 is used to configure the minislot parameter of PUCCH, specifically for for when configuring current The configuration information of gap scheduling PUCCH on the middle and senior level, in the current time slots configuration of PUCCH high-level scheduling include format 2, The configuration parameter of 4 user class of format 3 and format and the configuration parameter of format 0, format 1RB rank.

Correspondingly, second control unit 23, is controlled specifically for exporting the reading to the first control unit 21 Signal processed；Current time slots parameter configuration is completed in the PUCCH minislot parameter configuration unit 93, and the second storage unit 22 is deposited Storage space is not empty, and when the channel estimation process unit 40 can receive data, according to the configuration parameter of user from described the In two storage units 22 read comprising format2, format 3 and format 4 user OFDM symbol frequency domain data and The AGC factor, and export to the solution resource impact processing unit 30.

Wherein, FMT2/3/4 demodulates scramble process unit 71, FMT2/3/4 solves rate-matched processing unit 72, FMT2/3/4 Decode processing unit 73, ACK/CSI separation processing unit 74, FMT0/1 user class processing unit 81, at ACK/NACK/SR judgement It manages unit 82 and reports processing unit 91, MAC layer 92, can be realized according to existing LTE 3GPP agreement, it is no longer superfluous herein It states.

In one example, for the same OFDM symbol, according to the configuration parameter of user, comprising format2 and format3 or Format4 completes current time slots parameter configuration, and the second storage unit 22 in the PUCCH minislot parameter configuration unit 93 Memory space is not sky, if channel estimation process unit 40 can receive data and be designated as 42 He of FMT3/4 channel estimation process unit FMT2 channel estimation process unit 41 can receive data when, distribute respectively the symbol frequency domain data and the AGC factor to solve money Source map processing unit 30, by solution resource impact processing unit 30 according to the configuration parameter of user carry out respectively format2 and The solution resource impact of format3/4 is handled.

In another example, according to the configuration parameter of user, for format 2,3 and of format in the same OFDM symbol Format 4, if these three PUCCH formats are not present on the symbol, OFDM symbol PUCCH frequency domain data and the AGC factor It does not export to the solution resource impact processing unit 30.

Wherein, second control unit 23 is also used to, after the completion of one ascending time slot channel estimation process, It not can receive data in the channel estimation process unit 40 instruction, and the memory space of the second storage unit 22 is not sky, The frequency domain data and the AGC factor of each RB is distributed to FMT2/3/4 channel equalization unit 50 and carries out equilibrium treatment；According to Format 0, format1 configuration parameter there are the frequency domain datas in the RB of format 0, format1 user and the AGC factor It is distributed to FMT0/1RB grades of processing units 60 and carries out RB grades of processing.The RB is to account for 12 subcarriers on frequency domain, accounts for one in time domain 14 OFDM symbols of a time slot.

PUCCH processing unit provided in this embodiment, in data capture unit, transmission control unit, Xie Ziyuanyingshechu On the basis of managing unit, channel estimation process unit, FMT2/3/4 channel equalization unit and FMT0/1RB grades of processing units, The PUCCH treatment process that can support 5 kinds of PUCCH formats simultaneously is not only realized, but also supplemented with the FMT2/ for executing subsequent processing 3/4 demodulation scramble process unit, FMT2/3/4 solution rate-matched processing unit, FMT2/3/4 decoding processing unit, ACK/CSI points From processing unit, FMT0/1 user class processing unit, ACK/NACK/SR decision process unit and report processing unit and MAC layer Deng so that further perfect entire PUCCH processing scheme, reduces processing delay, facilitates transmission process.

The embodiment of the invention also provides PUCCH processing method, the PUCCH processing method is suitable for the embodiment of the present invention The PUCCH processing unit of offer, the technology contents of PUCCH processing method described below can be handled with above-described PUCCH The technology contents of device with correspond to each other reference.

Referring to Fig. 4, Fig. 4 is the flow chart of PUCCH processing method provided in an embodiment of the present invention.

As shown in figure 4, PUCCH processing method provided in this embodiment can comprise the following steps that

S110: obtain in each OFDM symbol of current time slots the frequency domain data of PUCCH and automatic growth control AGC because Son is simultaneously stored.

Here the frequency domain data and the AGC factor of all receiving antennas of PUCCH that can be ascending time slot stored.

S120: according to the sequence of the OFDM symbol of PUCCH, the frequency domain data and the AGC factor of PUCCH are transmitted.

It, can be by all receptions of OFDM symbol sequential delivery PUCCH for PUCCH Format2, Format3 and Format4 The frequency domain data and the AGC factor of antenna.

S130: when the use in the OFDM symbol of PUCCH including PUCCH format format 2, format 3 and format 4 When family, the DMRS of format 2, format 3 and format 4 are extracted.

Specifically, when including PUCCH format format 2, format 3 and format 4 in the OFDM symbol of PUCCH When user, extracted respectively from the frequency domain data of the OFDM symbol of the user comprising format 2, format 3 and format 4 The demodulated reference signal DMRS of format 2, format 3 and format 4.

S140: according to the DMRS of format 2, format 3 and format 4, for format 2,3 and of format Format 4 estimates the transmission feature of the position DMRS, and carries out channel equalization by the resource block RB of the PUCCH Processing.

Wherein, after the channel estimation process of the current time slots is completed, according to the channel estimation of the current time slots Processing result carries out channel equalization for the format 2, format 3 and format 4 by the resource block RB of the PUCCH Processing

According to the high-rise configuration parameter of current time slots, for pressing all receiving antennas of PUCCH of OFDM symbol sequential delivery Frequency domain data, if having the user of PUCCH format 2, format 3 and format 4 in the OFDM symbol, extract should DMRS signal of the user in the OFDM symbol carries out channel estimation process, otherwise, then the channel without DMRS on the symbol Estimation processing.The channel estimation serial process of format 3 and format 4 in the same OFDM symbol, format 2 with The channel estimation parallel processing of format 3 (or format 2 and format 4).

Wherein, complete a time slot on all PUCCH format 2, format 3 and format 4 DMRS letter After road estimation processing, then start the channel equalization of format 2, format 3 and format 4.

S150: after the channel estimation process of current time slots is completed, according to the sequence of the resource block RB of PUCCH, transmission The frequency domain data and the AGC factor of PUCCH.

Specifically, according to the frequency domain data and the AGC factor of all receiving antennas of RB sequential delivery PUCCH.

S160: from the RB of PUCCH, the frequency domain data of format 0 and format 1, the AGC factor is extracted and is stated The DMRS of format 1.

S170: according to the frequency domain data and the AGC factor of format 0 and format 1, for format 0 and format 1 Carry out RB grades of processing.

Wherein, for PUCCH format 0 and format 1, RB grades of processing are carried out by RB transmission.

The processing of the RB of format 0 and format 1 grade and format 2, format 3 and 4 channel equalization of format It can carry out parallel.

The basic principle of PUCCH processing scheme of the invention, can be as shown in Figure 5.In Fig. 5,500us is indicated in 30khz Subcarrier spacing configures the duration of next slot in the time domain；The channel of FMT2 channel estimation process expression format 2 Estimate treatment process；The channel estimation process process of the expression of FMT3/4 channel estimation process format 3 and format4；FMT2/ 3/4 channel equalization indicates the channel equalization process of format 2, format 3 and format4；FMT2/3/4 bit Grade decoding processing indicates the bit-level decoding treatment process of format 2, format 3 and format4；FMT0 processing indicates The treatment process of format 0；FMT1 processing indicates the treatment process of format 1.Wherein, slot P is indicated on one currently Row time slot P, slot P+1 indicate the P+1 time slot when continuous ascending time slot.

PUCCH processing method provided in this embodiment, the frequency domain data for obtaining the PUCCH of current time slots and the AGC factor are simultaneously It is stored, according to the OFDM symbol sequence of PUCCH or the frequency domain data and the AGC factor of RB sequential delivery PUCCH；Work as PUCCH OFDM symbol in include PUCCH format format 2, format 3 and format 4 when, extract format 2, format 3 With the frequency domain data and DMRS of format 4；And from the RB of PUCCH, extract the frequency domain data of format 0 and format 1 with And the DMRS of format 1；Then according to the DMRS of format 2, format 3 and format 4, for format 2, Format 3 and format 4 carries out channel estimation process and channel equalization；According to the frequency domain of format 0 and format 1 The DMRS of data and format 1 carries out RB grades of processing for format 0 and format 1, so that realize to prop up simultaneously The PUCCH treatment process for holding 5 kinds of PUCCH formats, reduces processing delay, facilitates transmission process.

In other embodiments, PUCCH processing method provided by the invention is based on PUCCH processing unit above-mentioned come real It is existing, in this embodiment, step S110 can include:

A1, using receive processing unit 11 obtain current time slots PUCCH frequency domain data and automatic growth control AGC because Son.

A2, using the first storage unit 12 store it is described reception processing unit obtain PUCCH frequency domain data and AGC because Son.

Wherein, step S120 can include:

B1, the reading control signal that second control unit 23 exports is received using first control unit 21, and in institute When stating the second storage unit 22 has remaining space, signal is controlled according to the reading, according to the sequence of the OFDM symbol, from institute The frequency domain data and the AGC factor for being successively read PUCCH in the first storage unit 12 are stated, and is exported to second storage unit 22。

B2, the frequency domain data and AGC that the PUCCH that the first control unit 21 exports is stored using the second storage unit 22 The factor.

B3, the reading control signal is exported to the first control unit 21 using the second control unit 23；Described The memory space of second storage unit 22 is not empty, and when the channel estimation process unit 40 can receive data, from described the The frequency domain data and the AGC factor of the PUCCH of 1 OFDM symbol are read in two storage units 22, and are exported to the solution resource and reflected Penetrate processing unit 30.

Wherein, step S130 can include: using solution resource impact processing unit 30, when in the OFDM symbol of the PUCCH When comprising PUCCH format format 2, format 3 and format 4, the format 2, format 3 and format are extracted 4 demodulated reference signal DMRS.

Step S140 can include:

C1, using FMT2 channel estimation process unit 41, according to the DMRS of the format 2, for the format 2 Carry out channel estimation process；

C2, using FMT3/4 channel estimation process unit 42, according to the DMRS of the format 3 and format 4, for The format 3 and format 4 carries out channel estimation process.

C3, using FMT2/3/4 channel equalization unit, after channel estimation process completion, for described Format 2, format 3 and format 4 carry out channel equalization.

Wherein, step S150 can include:

D1, the reading control signal that second control unit 23 exports is received using first control unit 21, and in institute When stating the second storage unit 22 has remaining space, signal is controlled according to the reading, according to the sequence of the RB, from described first It is successively read the frequency domain data and the AGC factor of PUCCH in storage unit 12, and exports to second storage unit 22.

D2, the frequency domain data and AGC that the PUCCH that the first control unit 21 exports is stored using the second storage unit 22 The factor.

D3, the reading control signal is exported to the first control unit 21 using the second control unit 23；Described The memory space of second storage unit 22 is not empty, and when the channel estimation process unit 40 can receive data, from described the The frequency domain data and the AGC factor of the PUCCH of 1 RB are read in two storage units 22, and are exported to solution resource impact processing Unit 30.

Step S160 can include: using solution resource impact processing unit 30, from the RB of the PUCCH, extract format 0 with the frequency domain data of format 1 and the DMRS of the format 1.

Step S170 can include: FMT0/1RB grades of processing units 60 are utilized, according to the format 0 and format's 1 The DMRS of frequency domain data and the format 1 carries out RB grades of processing for the format 0 and format 1.

Wherein, FMT0/1RB grades of processing units 60 can according to the configuration parameter of format0/1, according to the format 0 with The DMRS of the frequency domain data of format 1 and the format 1 is carried out at RB grades for the format 0 and format 1 Reason.

In addition, can also be according to the position the DMRS channel estimation process knot of the format 2, format 3 and format 4 Fruit calculates the channel estimation results of the PUCCH data sub-carrier positions of each OFDM symbol in each RB；Utilize data The channel estimation results of carrier position and the data subcarrier compensate the distortion of PUCCH transmission channel on the RB.

PUCCH processing method provided in this embodiment is divided to five kinds of PUCCH for two classes, format0/1 and format2/3/ 4, using the frequency domain data and the AGC factor of the PUCCH for receiving processing unit acquisition current time slots, the first storage unit is utilized to store The frequency domain data and the AGC factor for receiving the PUCCH that processing unit obtains, utilizes first control unit, the second storage unit It realizes that the transmission of the frequency domain data and the AGC factor of PUCCH controls jointly with the second control unit, utilizes FMT2 channel estimation process The channel estimation of unit and FMT3/4 channel estimation process unit Parallel Implementation format 2 and format 3 and format 4 Processing, after the completion of the channel estimation process of a time slot, using FMT2/3/4 channel equalization unit according to described current The channel estimation process of time slot by the resource block RB of the PUCCH for format 2,3 and 4 as a result, carried out at channel equalization Reason；Using FMT0/1RB grades of processing units according to the frequency domain data of format 0 and 1 and the AGC factor, for format 0 and 1 into RB grades of row processing have enriched PUCCH treatment process to realize the PUCCH treatment process that can support 5 kinds of PUCCH formats simultaneously Control logic, reduce processing delay, facilitate transmission process.

Finally, it is to be noted that, herein, such as first and first or the like relational terms be used merely to by One entity or operation are distinguished with another entity or operation, without necessarily requiring or implying these entities or operation Between there are any actual relationship or orders.Moreover, the terms "include", "comprise" or its any other variant meaning Covering non-exclusive inclusion, so that the process, method, article or equipment for including a series of elements not only includes that A little elements, but also including other elements that are not explicitly listed, or further include for this process, method, article or The intrinsic element of equipment.In the absence of more restrictions, the element limited by sentence "including a ...", is not arranged Except there is also other identical elements in the process, method, article or apparatus that includes the element.

Through the above description of the embodiments, those skilled in the art can be understood that the application can be used The form of complete hardware embodiment, complete software embodiment or embodiment combining software and hardware aspects is realized.Based on this The understanding of sample, the technical solution of the application to background technique contribute in whole or in part can be in the form of software products It embodies, which can store in storage medium, such as ROM/RAM, magnetic disk, CD, including several Instruction is used so that a computer equipment (can be personal computer, server or the network equipment etc.) executes the application Method described in certain parts of each embodiment or embodiment.

Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with other The difference of embodiment, the same or similar parts in each embodiment may refer to each other.For device disclosed in embodiment For, since it is corresponded to the methods disclosed in the examples, so being described relatively simple, related place is said referring to method part It is bright.

Specific examples are used herein to illustrate the principle and implementation manner of the present application, and above embodiments are said It is bright to be merely used to help understand the present processes and its core concept；At the same time, for those skilled in the art, foundation The thought of the application, there will be changes in the specific implementation manner and application range.In conclusion the content of the present specification is not It is interpreted as the limitation to the application.

Claims

1. a kind of PUCCH processing unit, which is characterized in that described device includes: data capture unit, transmission control unit, solution RB grades of resource impact processing unit, channel estimation process unit, FMT2/3/4 channel equalization unit and FMT0/1 processing are single Member；Wherein,

The data capture unit, the frequency domain data of the PUCCH on each ODFM symbol for obtaining current time slots and automatic The gain control AGC factor is simultaneously stored；

The transmission control unit transmits the frequency domain number of the PUCCH for the sequence of the OFDM symbol according to the PUCCH According to the AGC factor, and send the frequency domain data and the AGC factor of the PUCCH to the solution resource impact processing unit；

The solution resource impact processing unit, for when the PUCCH OFDM symbol in comprising PUCCH format format 2, When the user of format 3 and format 4, from the OFDM symbol of the user comprising format 2, format 3 and format 4 Frequency domain data in extract the demodulated reference signal DMRS of the format 2, format 3 and format 4 respectively, and by institute DMRS the and AGC factor for stating format 2, format 3 and format 4 is output to the channel estimation process unit；

The channel estimation process unit, for the DMRS according to the format 2, format 3 and format 4, for institute Format 2, format 3 and format 4 is stated to estimate the transmission feature of the position DMRS；

The FMT2/3/4 channel equalization unit, for the channel estimation process of the current time slots completion after, root According to the channel estimation process of the current time slots as a result, being directed to the format 2, format by the resource block RB of the PUCCH 3 and format 4 carries out channel equalization；

The transmission control unit is also used to, after the channel estimation process of the current time slots is completed, according to the PUCCH Resource block RB sequence, transmit the frequency domain data and the AGC factor of the PUCCH；

The solution resource impact processing unit is also used to, and from the RB of the PUCCH, extracts the frequency of format 0 and format 1 The DMRS of numeric field data, the AGC factor and the format 1；

RB grades of processing units of FMT0/1, for the frequency domain data and the AGC factor according to the format 0 and format 1, needle RB grades of processing are carried out to the format 0 and format 1.

2. device as described in claim 1, which is characterized in that the data capture unit includes:

Receive processing unit, the frequency domain data and automatic gain of the PUCCH in each OFDM symbol for obtaining current time slots Control the AGC factor；

3. device as claimed in claim 2, which is characterized in that the transmission control unit includes: first control unit, second Storage unit and the second control unit；

The first control unit, the reading for receiving the second control unit output control signal, and described second When storage unit has remaining space and ready first memory cell data, signal is controlled according to the reading, according to The sequence of the sequence of the OFDM symbol or the RB is successively read the frequency domain number of PUCCH from first storage unit According to the AGC factor, and export to second storage unit；

Second storage unit, the frequency domain data and the AGC factor of the PUCCH for storing the first control unit output；

Second control unit controls signal for exporting the reading to the first control unit；It is deposited described second The memory space of storage unit is not empty, and when the channel estimation process unit can receive data, from second storage unit The frequency domain data and the AGC factor of the middle OFDM symbol for reading the user comprising format2, format 3 and format 4, and it is defeated Out to the solution resource impact processing unit.

4. device as claimed in claim 3, which is characterized in that second storage unit have the first spatial parameter, first Whether there is or not remaining spaces for characterizing second storage unit for spatial parameter；

Second storage unit is specifically also used to:

After receiving the frequency domain data of PUCCH of 1 OFDM symbol or 1 RB and the AGC factor, by first spatial parameter Value subtracts 1；

After exporting the frequency domain data of PUCCH of 1 OFDM symbol or 1 RB and the AGC factor, by first spatial parameter Value plus 1；

When first spatial parameter is equal to 0, Xiang Suoshu first control unit indicates second storage unit without remaining empty Between；

When first spatial parameter is not equal to 0, Xiang Suoshu first control unit indicates that second storage unit has residue Space.

5. device as claimed in claim 3, which is characterized in that second storage unit have second space parameter, second Whether the memory space that spatial parameter is used to characterize second storage unit is empty；；

Second storage unit is specifically also used to:

After receiving the frequency domain data of PUCCH of 1 OFDM symbol or 1 RB and the AGC factor, by the second space parameter Value plus 1；

After exporting the frequency domain data of PUCCH of 1 OFDM symbol or 1 RB and the AGC factor, by the second space parameter Value subtracts 1；

When the second space parameter is equal to 0, the second control unit of Xiang Suoshu indicates that the storage of second storage unit is empty Between be empty；

When the second space parameter is not equal to 0, the second control unit of Xiang Suoshu indicates the storage of second storage unit Space is not empty.

6. device as claimed in claim 3, which is characterized in that second control unit is specifically used for:

When described device powers on or resets, and the channel estimation process unit indicates to can receive data, Xiang Suoshu first is controlled Control signal is read in unit output first processed；Described first, which reads control signal, is used to indicate the first control unit according to institute The sequence for stating OFDM symbol, is successively read the frequency domain data and the AGC factor of PUCCH from first storage unit, and exports To second storage unit；

When the channel estimation process of the channel estimation process unit one time slot of completion, and the channel estimation process unit refers to Show that control signal is read in Xiang Suoshu first control unit output second when not can receive data；Described second reads control signal The first control unit is used to indicate according to the sequence of the RB, is successively read PUCCH's from first storage unit Frequency domain data and the AGC factor, and export to second storage unit.

7. device as claimed in claim 6, which is characterized in that the channel estimation process unit includes:

FMT2 channel estimation process unit, for the DMRS according to the format 2, for the format 2 to DMRS The channel transfer characteristic set is estimated；

8. device as claimed in claim 7, which is characterized in that the FMT2/3/4 channel equalization unit is specifically used for:

9. device as claimed in claim 7, which is characterized in that

The FMT2 channel estimation process unit is also used to, when the channel estimation process of the FMT2 channel estimation process unit is complete Cheng Shi generates the first Data Labels；First Data Labels can receive for characterizing the FMT2 channel estimation process unit Data；

The FMT3/4 channel estimation process unit is also used to, at the channel estimation of the FMT3/4 channel estimation process unit When reason is completed, the second Data Labels are generated；Second Data Labels are for characterizing the FMT3/4 channel estimation process unit It can receive data.

10. a kind of PUCCH processing method, which is characterized in that the described method includes:

The frequency domain data and the automatic growth control AGC factor of PUCCH in each OFDM symbol of acquisition current time slots simultaneously carry out Storage；

When in the OFDM symbol of the PUCCH including the user of PUCCH format format 2, format 3 and format 4, Described in being extracted respectively from the frequency domain data of the OFDM symbol of the user comprising format 2, format 3 and format 4 The demodulated reference signal DMRS of format 2, format 3 and format 4；

The current time slots channel estimation process complete after, according to the channel estimation process of the current time slots as a result, Channel equalization is carried out for the format 2, format 3 and format 4 by the resource block RB of the PUCCH；

After the channel estimation process of the current time slots is completed, according to the sequence of the resource block RB of the PUCCH, institute is transmitted State the frequency domain data and the AGC factor of PUCCH；

From the RB of the PUCCH, frequency domain data, the AGC factor and the format of format 0 and format 1 are extracted 1 DMRS；

According to the frequency domain data and the AGC factor of the format 0 and format 1, for the format 0 and format 1 Carry out RB grades of processing.