CN101615992A - Sending, receiving method, device and the transmitter and receiver of business in the multicarrier - Google Patents
Sending, receiving method, device and the transmitter and receiver of business in the multicarrier Download PDFInfo
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Abstract
The embodiment of the invention discloses sending, receiving method, device and transmitter and receiver professional in a kind of multicarrier, relate to the communication technology, the bearing mode of business in the multicarrier clearly is provided, to be used for sending or receiving the multicarrier business.The technical scheme that the embodiment of the invention provides comprises: determine the mode of bearer service on described multicarrier, described on multicarrier the mode of bearer service comprise protocol Data Unit PDU that carrying at least two carrier waves in the described multicarrier is identical or different PDU; Mode according to bearer service on the described definite multicarrier sends business.
Description
Technical field
The present invention relates to the communication technology, relate in particular to sending, receiving method, device and transmitter and receiver professional in a kind of multicarrier.
Background technology
Broadband CDMA system (Wideband CDMA, WCDMA) be by the 3rd generation partner program (3rdGeneration Partnership Project, the 3GPP) 3-G (Generation Three mobile communication system) that standardization body formulated.WCDMA has versions such as Release 99, Release 4, Release 5, Release 6 at present.
Under Release 5 versions, WCDMA has introduced the down link enhancement techniques, be that high speed downlink packet inserts (High Speed Downlink Packet Access, HSDPA) technology, the HSDPA technology can make downstream rate reach 43.2Mbps by various core technologies, is the one preferred technique that WCDMA mobile operator carries out big flow mobile multimedia service.Below the HSDPA technology is done simple introduction.
HSDPA has introduced the MAC-hs entity at medium access control (MAC) layer of subscriber equipment (UE) and base station (NodeB), finishes functions such as relevant scheduling, feedback and re-transmission.For the re-transmission of network side, directly control by NodeB, improved the speed that retransmits, reduce the time delay of transfer of data.In order to finish control corresponding, scheduling and feedback, increased by three new physical channels among the HSDPA:
(1) high-speed downlink shared channel (High-Speed Downlink Shared Channel, HS-DSCH): down link, be responsible for transmitting user data, the Channel Sharing mode mainly is time division multiplexing and code division multiplexing.
(2) High-Speed Shared Control Channel (HS-SCCH) channel: down link, be responsible for the necessary control information of transmission HS-DSCH channel-decoding.
(3) High-Speed Dedicated Physical Control Channel (HS-DPCCH) channel: up link, be responsible for transmission necessary control information, mainly be to automatic repeat requests (Automatic Repeat Request, response ARQ) and the feedback of downlink quality.For example, HS-DPCCH can carry the feedback signaling of relevant descending HS-DSCH transmission, and feedback signaling comprises and retransmits indication (comprise affirmations/do not confirm indication, affirmation ACK/NACK) (ACK) and channel quality are indicated (CQI).
The multicarrier design of WCDMA system is the new problem that proposes in the recent period.
In realizing process of the present invention, the inventor finds that there are the following problems at least in the prior art: how prior art does not clearly propose on multicarrier the PDU of bearer service, to be used to send the multicarrier business.
Summary of the invention
At the problems referred to above, embodiments of the invention provide sending, receiving method, device and transmitter and receiver professional in a kind of multicarrier, the method of salary distribution of professional PDU in the multicarrier clearly is provided, to be used to send the multicarrier business, can when strengthening user experience, improve the reliability of communication link.
For achieving the above object, embodiments of the invention adopt following technical scheme:
The sending method of business in a kind of multicarrier mainly comprises:
Determine the mode of bearer service on described multicarrier, described on multicarrier the mode of bearer service comprise protocol Data Unit PDU that carrying at least two carrier waves in the described multicarrier is identical or different PDU;
Mode according to bearer service on the described definite multicarrier sends business.
The method of reseptance of business in a kind of multicarrier mainly comprises:
Receive and distribute Indication message, described distribution Indication message comprises the mode information of bearer service on the described multicarrier, described on multicarrier the mode of bearer service comprise protocol Data Unit PDU that carrying at least two carrier waves in the described multicarrier is identical or different PDU;
According to described distribution Indication message the PDU in each carrier wave is imported corresponding decoder, to obtain the beared information of multicarrier business.
The dispensing device of business in a kind of multicarrier mainly comprises:
Service bearer mode determining unit is used to determine the mode of bearer service on described multicarrier, described on multicarrier the mode of bearer service comprise protocol Data Unit PDU that carrying at least two carrier waves in the multicarrier is identical or different PDU;
Transmitting element, the mode of bearer service sends business on the multicarrier that is used for determining according to described service bearer mode determining unit.
A kind of receiver mainly comprises:
Receiving element, be used for receiving the distribution Indication message, described distribution Indication message comprises the mode information of bearer service on the described multicarrier, described on multicarrier the mode of bearer service comprise protocol Data Unit PDU that carrying at least two carrier waves in the described multicarrier is identical or different PDU;
The PDU processing unit is used for according to described distribution Indication message the PDU of each carrier wave being sent into corresponding decoder, to obtain the beared information of multicarrier business.
A kind of transmitter mainly comprises: PDU dispatching device, first processing unit and second processing unit,
Described PDU dispatching device, be used for according at least one CQI or determine the mode of bearer service on the multicarrier according to high-level signaling, according to described scheduling mode business datum is sent at least one described first processing unit, wherein, described mode at bearer service on the multicarrier comprises protocol Data Unit PDU that carrying at least two carrier waves of described multicarrier is identical or different PDU;
Described first processing unit, be used for described business datum is carried out code rate coupling and modulation, and the result after will handling sends at least one described second processing unit, and described second processing unit is used for the output result of described first processing unit is carried out spectrum-spreading and scrambling, root raised cosine filtering and upconversion process.
The technical scheme that the embodiment of the invention provides clearly provides the method for salary distribution of professional PDU in the multicarrier, and makes transmitting terminal can utilize CQI, according to the professional PDU method of salary distribution in the channel circumstance decision carrier wave; Correspondingly, receiving terminal can switch between the different PDU methods of salary distribution, can improve the reliability of communication link or increase the coverage of sub-district when strengthen user experience.
Description of drawings
Professional sending method flow chart in the multicarrier that Fig. 1 provides for one embodiment of the invention;
Professional sending method flow chart in the multicarrier that Fig. 2 provides for one embodiment of the invention;
Professional sending method flow chart in the multicarrier that Fig. 3 provides for one embodiment of the invention;
Professional method of reseptance flow chart in the multicarrier that Fig. 4 provides for one embodiment of the invention;
Professional dispensing device schematic diagram in the multicarrier that Fig. 5 provides for one embodiment of the invention;
Professional dispensing device schematic diagram in the multicarrier that Fig. 6 provides for one embodiment of the invention;
The receiver schematic diagram that Fig. 7 provides for one embodiment of the invention;
The transmitter architecture schematic diagram that Fig. 8 provides for one embodiment of the invention;
Another transmitter architecture schematic diagram that Fig. 9 provides for one embodiment of the invention;
The transmitter architecture schematic diagram that utilizes switch to realize that Figure 10 provides for one embodiment of the invention.
Embodiment
In order to be illustrated more clearly in the technical scheme of the embodiment of the invention, professional sending, receiving method, device and Receiver And Transmitter is described in detail in the multicarrier that the embodiment of the invention is provided below in conjunction with accompanying drawing.
One embodiment of the invention provides sending method professional in a kind of multicarrier, as shown in Figure 1, can comprise:
Wherein, the mode of bearer service can comprise protocol Data Unit PDU that carrying at least two carrier waves in the multicarrier is identical or different PDU on multicarrier.
Know that by foregoing description the embodiment of the invention has at first clearly proposed the method for salary distribution professional in the multicarrier, but the i.e. identical PDU of bearer service or different PDU on the multicarrier.
For example, for two carrier waves, can carry identical or different PDU on two carrier waves, for four carrier waves, can be to carry identical PDU in twos on four carrier waves, also can be that four carrier waves all carry identical or different PDU.For multicarrier more, the mode of its bearer service can the rest may be inferred, do not enumerate one by one herein.
In this step, on the mode basis of bearer service, business is sent on multicarrier on the multicarrier that step 11 is determined.
This shows, in the method that the embodiment of the invention provides, clearly provide the method for salary distribution of professional PDU in the multicarrier, the method for salary distribution of this PDU comprises PDU that carrying on each carrier wave is identical or different PDU, to be used to send the multicarrier business.
Need to prove that the mode of the multicarrier bearer service of determining in the embodiment of the invention one can be controlled by high level, that is to say by high-level signaling and directly determine, also can determine according to channel quality indicator (CQI).
One embodiment of the invention provides sending method professional in the another kind of multicarrier, as shown in Figure 2, can comprise:
Preferably, can adopt channel quality indicator (CQI) to determine the mode of multicarrier bearer service.Further, can adopt reception to determine the foundation of multicarrier bearer service mode, but be not limited thereto, comprise any mode that can obtain CQI from the CQI conduct of at least one High-Speed Dedicated Physical Control Channel HS-DPCCH.
Can comprise protocol Data Unit PDU that carrying at least two carrier waves of multicarrier is identical or different PDU in the mode of bearer service on the multicarrier.
The method that the embodiment of the invention provides is utilized channel quality indicator (CQI), and transmitting terminal is according to the professional PDU method of salary distribution in the channel circumstance decision carrier wave.For example, when channel circumstance second-rate, can carry the PDU of corresponding service same section in each carrier wave of transmitting terminal; When the quality of channel circumstance was better, the PDU of carrying corresponding service different piece in each carrier wave of transmitting terminal can improve the reliability of communication link when strengthening user experience.
In addition, the method that the embodiment of the invention provides can be used for determining also being used for the mode of initial multicarrier bearer service being used for the switching between different modes after the mode of determining good bearer service.That is to say, after the mode of bearer service, also can carry out dynamic switching controls by detecting channel quality to the mode of bearer service in the multicarrier in initially definite good multicarrier by the method in the foregoing description.
As shown in Figure 3, in the following examples, be example with the CQI that detects High-Speed Dedicated Physical Control Channel HS-DPCCH, sending method professional in the multicarrier is described in detail.
In the embodiment of the invention, can receive the CQI by the HS-DPCCH feedback by NodeB from the user.
In this step, the magnitude relationship of the CQI that receives in the comparison step 31 and default threshold value according to different comparative results, can have the mode of multiple different bearer service.
For example, if the CQI that receives is not more than predetermined threshold value, then carry the identical PDU of corresponding service in each carrier wave; Otherwise, that is to say, if any one is arranged among the received CQI or a plurality of then the PDU with corresponding service is divided into different two parts at least greater than default threshold value, the different PDU of carrying appropriate section in each carrier wave.
In addition; other different processing modes also can be arranged; such as; CQI among the received CQI is not more than the identical PDU of carrying on the pairing carrier wave of channel of default threshold value; exemplify no longer one by one herein; be understandable that, determine the mode of bearer service in the multicarrier according to CQI, all should be in protection scope of the present invention.
Need to prove, the embodiment of the invention can be according to the arbitrary CQI that receives, as the foundation of determining the bearing mode of the PDU of corresponding service in the multicarrier, in order to make the foundation of determining bearing mode professional in the multicarrier more reasonable, preferably, in the embodiment of the invention three, step 32 can be specially:
Whether judgement all is not more than predetermined threshold value from the CQI of above-mentioned each channel in the given time,
If all be not more than, the identical PDU of carrying corresponding service in then above-mentioned each carrier wave, the PDU that carries in promptly above-mentioned each carrier wave is identical; Otherwise,
The PDU of above-mentioned corresponding service is divided into different two-part at least PDU, carries the different PDU of appropriate section respectively by each carrier wave, i.e. PDU difference of carrying in each carrier wave.
The above-mentioned scheduled time can be set according to actual needs, and is preferred such as being several CQI cycles, can get 4 or 4 above CQI cycles.Similarly, above-mentioned predetermined threshold value also can be provided with according to actual needs, and is preferred, can get the arbitrary value between 1 to 15.
If in the given time, each CQI of each the HS-DPCCH channel that receives is not more than above-mentioned predetermined threshold value, illustrate that current channel circumstance is second-rate, very unstable or user is in the handoff boundary place of sub-district, at this moment, can adopt the mode of the identical PDU of carrying corresponding service in each carrier wave, promptly the PDU that carries in each carrier wave is identical, when adopting this PDU method of salary distribution, can improve the reliability of channel link;
If in the given time, among each CQI of each HS-DPCCH channel that receives any one or a plurality of greater than above-mentioned predetermined threshold value, illustrate that current channel circumstance quality is better, at this moment, the PDU of above-mentioned corresponding service is divided into and different two-part at least PDU, adopts the PDU that carries the corresponding service different piece in each carrier wave respectively, when adopting this PDU method of salary distribution, can improve the transfer of data peak rate, strengthen user experience.
From the above mentioned, the sending method of business in the multicarrier that the embodiment of the invention provides, can be according to channel circumstance, between different bearing modes, switch, strengthened the flexibility of PDU scheduling strategy, can be for being in good zone of channel quality or the user in the period, higher data transmision peak speed is provided, strengthens user experience, again can be for being in the not user of plateau region or sub-district handoff boundary of channel quality, higher link reliability is provided, improves the total throughout of sub-district or increase the coverage of sub-district.
Further, after step 32, can also comprise:
Optionally, in the embodiment of the invention, can also comprise at the distribution Indication message of step 33 that the carrier wave principal and subordinate retransmits and determine indication, so that to CQI with retransmit the processing of indication.
When the mode of bearer service on the above-mentioned multicarrier is at least two carrier waves of multicarrier during the identical PDU of carrying, above-mentioned carrier wave principal and subordinate retransmits and determines that indication shows that PDU belongs to main carrier still from carrier wave when just passing;
When the mode of bearer service on the above-mentioned multicarrier is at least two carrier waves of multicarrier during the different PDU of carrying, above-mentioned carrier wave principal and subordinate retransmits and determines that indication shows the mode that carrier data retransmits;
Above-mentioned carrier data re-transmission mode comprises that the first carrier data re-transmission mode and second carrier data retransmit mode;
Above-mentioned first carrier data re-transmission mode is that the data that main carrier just passes retransmit on main carrier, and the data that just pass from carrier wave are retransmitting from carrier wave;
The above-mentioned second carrier data re-transmission mode is that the data that main carrier just passes are retransmitting from carrier wave, and the data that just pass from carrier wave retransmit at main carrier.
Above-mentioned carrier wave principal and subordinate retransmits and determines that indication is used to show main carrier and the mode that retransmits from carrier wave or carrier data; This carrier data re-transmission mode comprises that the first carrier data re-transmission mode and second carrier data retransmit mode.
For the ease of clearly demonstrating; adopted first, second printed words such as grade that similar item is carried out class discrimination in the present invention; these first, second printed words quantitatively do not limit the invention; be illustrating to a kind of preferred mode; those skilled in the art are according to content disclosed by the invention, and conspicuous similar distortion or the related expanding expected all belong in protection scope of the present invention.
This first carrier data re-transmission mode is that the data that main carrier just passes retransmit on main carrier, and the data that just pass from carrier wave are retransmitting from carrier wave, and the data when promptly retransmitting on the different carrier are not replaced; This second carrier data re-transmission mode is that the data that main carrier just passes are retransmitting from carrier wave, and the data that just pass from carrier wave retransmit at main carrier, and the data when promptly retransmitting on the different carrier can be replaced.
It is above-mentioned when data are retransmitted, preferred data replacement mode is described, but be not limited thereto, the re-transmission mode that the embodiment of the invention provides comprises that also data that just pass from the carrier wave retransmit from carrier wave at another, be that data retransmission on any two carrier waves all whole displacements can take place, or the displacement of part take place in the data retransmission on any two carrier waves.
Below, the situation that the embodiment of the invention adopts two carrier waves to carry out business data transmission distributes Indication message to describe to the process of receiver to sending.
Optionally, above-mentioned distribution Indication message can be the high-speed shared control channel HS-SCCH order, and the embodiment of the invention can be provided with this distribution Indication message by following manner:
Step T1, determine a kind of HS-SCCH command type.
In the HS-SCCH command type, choose a kind of indication carrier wave state, preferred, the HS-SCCH command type mapped bits that the embodiment of the invention adopts is: Xodt, 1, Xodt, 2, Xodt, 3, wherein Xodt represents the command type position, and 1,2,3 is sequence number, and the value of each command type position can be 0 or 1.Xodt, 1, Xodt, 2, Xodt, but any the indication carrier wave state all in 3 three kinds of command type positions, in embodiments of the present invention, the Carrier State of indication is a multicarrier.
Step T2, in the HS-SCCH of HS-SCCH command type order, select the mode information bit of at least one order of the bit position as bearer service on the multicarrier that distributes in the Indication message, the mode information of bearer service is the method for salary distribution that is used for representing PDU on this multicarrier.
Optionally, this above-mentioned distribution Indication message can also comprise that the carrier wave principal and subordinate retransmits to be determined that indication, above-mentioned carrier wave principal and subordinate retransmit and determines that indication shows main carrier and from carrier wave, and the mode that retransmits of carrier data;
Xord, any method of salary distribution indication that can be used as PDU in 1 or Xord, 2 or Xord, 3 or carrier wave principal and subordinate retransmit and determine indication, and remaining command bit can be used as spare bit.For example, the embodiment of the invention is with Xord, 1 mode information as bearer service on the multicarrier, and with Xord, 2 retransmit as the carrier wave principal and subordinate and to determine to be designated as example and describe.
Optionally, with Xord, 1, Xord, 2, Xord, 3 be provided with as follows:
The mode information (1bit) of bearer service on the multicarrier: Xord, 1
The carrier wave principal and subordinate retransmits definite indicating bit (1bit): Xord, 2
Standby (1bit): Xord, 3, wherein:
Xord, 1:0, first allocation model is represented two PDU that the carriers carry corresponding service is different,
1, the second allocation model is represented two PDU that the carriers carry corresponding service is identical.
Xord, 2:0 is illustrated under second allocation model, and this PDU belongs to main carrier PDU; Under first allocation model (Xord, 1:1, i.e. Xord, 1 value is 1 o'clock), representing that the PDU that this main carrier just passes retransmits on main carrier, the PDU that just passes from carrier wave is retransmitting from carrier wave, does not replace when just the PDU of principal and subordinate's carrier wave retransmits.
1, be illustrated under second allocation model, this PDU belongs to from carrier wave PDU; Under first allocation model (Xord, 1:1, i.e. Xord, 1 value is 1 o'clock), representing that the PDU that this main carrier just passes is retransmitting from carrier wave, the PDU that just passes from carrier wave retransmits at main carrier, displacement when just the PDU of principal and subordinate's carrier wave retransmits.
In the foregoing description, to command type word Xord, 1 or Xord, 2 or Xord, 3 when being provided with, and 0 or 1 choose is not limited to above-mentioned set-up mode, and the final order that constitutes can be any in ' 011 ', ' 100 ', ' 101 ', ' 110 ', ' 111 ' ' 010 '.
Same, to command bit Xord, 1 or Xord, 2 or Xord, 3 when being provided with, and 0 or 1 choose is not limited to above-mentioned set-up mode, can represent that the mode information bit of bearer service on the multicarrier and carrier wave principal and subordinate retransmit definite indicating bit for any one.
For the ease of understanding, above-mentioned description to the indicated order implication of command bit, a kind of situation that the embodiment of the invention three comprises is only described, but be not limited thereto, the mentioned order position can be set, in order to the data retransmission that indicates on any two carrier waves whole displacements takes place, or the displacement of part takes place in the data retransmission on any two carrier waves.
Foregoing description is not under second allocation model, the situation of data retransmission is described, under second allocation model, when being the identical PDU of each carriers carry corresponding service, data replacement is whether between each carrier wave during re-transmission, difference is not too big, but the embodiment of the invention three is under second allocation model, carry out data retransmission and comprise that whole displacements takes place the data retransmission on any two carrier waves, or the situation of the displacement of part takes place in the data retransmission on any two carrier waves, and this is equally applicable to hereinafter to distribute Indication message to be contained in situation in the HS-SCCH information.
Optionally, above-mentioned distribution Indication message also can be contained in HS-SCCH information, can this distribution Indication message be set by following manner:
In HS-SCCH information, select at least one information bit to retransmit definite indicating bit as the mode information bit or the carrier wave principal and subordinate of bearer service on the multicarrier that distributes in the Indication message.
In the part 2 of HS-SCCH type, use 3bit (xrv, 1, xrv, 2, xrv, 3) expression redundancy and constellation version, use 1bit (xnd, 1) expression to retransmit indication, wherein, xrv represents information bit, 1,2,3 expression sequence numbers, xnd represents information bit.Because xrv when just passing, 1, xrv, 2, xrv, 3 always get 0, and seldom use 0 when retransmitting.Therefore can use 1bit xnd as retransmitting indication with (xrv, 1, xrv, 2, xrv, 3) while, 1 represents to distribute indication of the PDU method of salary distribution or carrier wave principal and subordinate in the Indication message to retransmit definite indication, and (xrv, 1, xrv, 2, xrv, 3) can followingly be set:
(xrv, 1, xrv, 2, xrv, 3): 000, expression just passes indication;
(xrv, 1, xrv, 2, xrv, 3): 001,010,011,100,101,110 or 111, expression retransmits indication.
Be that example describes the situation in (xnd, 1) information bit that above-mentioned distribution Indication message is contained in HS-SCCH information with the situation of two carrier waves below, but be not limited thereto, comprise the situation of two above carrier waves.
Under two carrier waves, if main carrier distributes HS-SCCHa, during from allocation of carriers HS-SCCHb, a, b are sign, are respectively applied for to distinguish main carrier and from carrier wave, can followingly be provided with:
(xnd, 1) a:0, second allocation model represents that two carrier waves all carry the PDU of corresponding service;
1, the first allocation model is represented the PDU of two carriers carry corresponding service different pieces.
(xnd, 1) b:0 is illustrated under second allocation model, and this PDU belongs to main carrier PDU; ((xnd, 1) a:1, i.e. (xnd in the main carrier under first allocation model, 1) the information bit value is 1 o'clock), represent that the PDU that this main carrier just passes retransmits on main carrier, the PDU that the appendix ripple just passes retransmits on the appendix ripple, and the PDU of just main appendix ripple does not replace when retransmitting.
1, be illustrated under second allocation model, this PDU belongs to from carrier wave PDU; ((xnd, 1) a:1, i.e. (xnd in the main carrier under first allocation model, 1) the information bit value is 1 o'clock), represent that the PDU that this main carrier just passes retransmits on the appendix ripple, the PDU that the appendix ripple just passes retransmits on main carrier, the displacement when PDU of just main appendix ripple retransmits.
The embodiment of the invention also provides, and when each carrier wave all carries the identical PDU of corresponding service, utilizes CQI to determine a kind of mode of PDU length in each carrier wave, and is specific as follows:
When carrying identical PDU in each carrier wave, the PDU length that is to say this each carrier wave also is identical, and PDU length is determined by CQI, therefore under the situation of the mode that adopts the identical PDU of each carriers carry, after receiving CQI, need carry out certain processing, can be as follows:
For example, any one the CQI value of selection (comprising maximum and minimum value) in the CQI that receives is as the foundation of determining PDU length;
Optionally, also can be with the mean value of all CQI of receiving foundation as definite PDU length.
After the mode of determining bearer service on the multicarrier, can also handle accordingly this PDU, to be used for the transmission of multicarrier business, be example with two carrier waves:
If the identical PDU of carrying in each carrier wave:
First processing that identical PDU process is identical, and then respectively through at least two kinds of second different processing, to be used to send the multicarrier business, this above-mentioned first processing comprises code rate coupling and modulation, and this second processing comprises spectrum-spreading and scrambling, root raised cosine filtering and upconversion process.
In addition,, also can utilize following manner to send the multicarrier business, specifically comprise for the situation of the identical PDU of a plurality of carriers carry:
For identical PDU is provided with different check codes respectively, the identical PDU that will have the different check sign indicating number is respectively through after at least two kinds of first different processing, again respectively through at least two kinds of second different processing, send the multicarrier business to utilize mixing to retransmit the HARQ mode automatically, above-mentioned first processing comprises code rate coupling and modulation, and above-mentioned second processing comprises spectrum-spreading and scrambling, root raised cosine filtering and upconversion process.
If the different PDU of carrying in each carrier wave:
After different PDU handled through at least two kinds different first respectively, again respectively through at least two kinds of second different processing, to be used to send the multicarrier business, above-mentioned first processing comprises code rate coupling and modulation, and above-mentioned second processing comprises spectrum-spreading and scrambling, root raised cosine filtering and upconversion process.
To sum up above-mentioned, the embodiment of the invention is utilized channel quality indicator (CQI), and transmitting terminal is according to bearing mode professional in the channel circumstance decision carrier wave, when channel circumstance second-rate, all carries the PDU of corresponding service in each carrier wave of transmitting terminal; When the quality of channel circumstance was better, the PDU of carrying corresponding service different piece in each carrier wave of transmitting terminal can improve the reliability of communication link or increase the coverage of sub-district when strengthen user experience.
One embodiment of the invention also provides method of reseptance professional in a kind of multicarrier, as shown in Figure 4, comprising:
Wherein, this distribution Indication message comprises the mode information of bearer service on the multicarrier, and the mode information bit of bearer service indicates identical protocol Data Unit PDU of carrying at least two carrier waves of multicarrier or different PDU on this multicarrier.
Optionally, above-mentioned distribution Indication message comprises also that the carrier wave principal and subordinate retransmits and determines that indication, this carrier wave principal and subordinate retransmit and determine that indication shows main carrier and the mode that retransmits from carrier wave or carrier data;
When the mode of bearer service on the above-mentioned multicarrier of determining is at least two carrier waves of multicarrier during the identical PDU of carrying, the carrier wave principal and subordinate retransmits and determines that indication shows that PDU belongs to main carrier still from carrier wave when just passing;
When the mode of bearer service on the above-mentioned multicarrier of determining is at least two carrier waves of multicarrier during the different PDU of carrying, the carrier wave principal and subordinate retransmits and determines that indication shows the mode that carrier data retransmits.
This carrier data re-transmission mode comprises that the first carrier data re-transmission mode and second carrier data retransmit mode; This first carrier data re-transmission mode is that the data that main carrier just passes retransmit on main carrier, and the data that just pass from carrier wave are retransmitting from carrier wave; This second carrier data re-transmission mode is that the data that main carrier just passes are retransmitting from carrier wave, and the data that just pass from carrier wave retransmit at main carrier.
Above-mentioned distribution Indication message can be contained among HS-SCCH order or the HS-SCCH information, and receiving terminal retransmits definite indication according to the mode information or the carrier wave principal and subordinate of bearer service on the multicarrier that distributes in the Indication message, and the PDU in the carrier wave is handled.The set-up mode of concrete distribution indication information can be with reference to the associated description among the embodiment of front.
During the different PDU of carrying, receiving terminal will be imported each corresponding independently decoder respectively through the PDU on each carrier wave of respective detection device on each carrier wave;
When carrying identical PDU on a plurality of carrier waves, receiving terminal at first will merge through the PDU on a plurality of carrier waves of respective detection device, optionally, can adopt high specific to merge MRC mode or Minimum Mean Square Error merging LMMSE mode or log-likelihood ratio LLR mode.In addition, when describe among the embodiment as described above utilize the HARQ mode to send business datum the time, also can adopt the HARQ mode to merge, the PDU after merging is sent into decoder.
The embodiment of the invention also provides the PDU that all carries corresponding service when each carrier wave, when promptly the PDU that carries in each carrier wave is identical, to retransmitting the processing method of indication, can for:
Retransmit indication and only on main carrier, carry, no longer carry from carrier wave and retransmit indication, should the re-transmission indication from carrier wave replace with complete zero bit information.
The embodiment of the invention is utilized channel quality indicator (CQI), and transmitting terminal is according to the PDU method of salary distribution professional in the channel circumstance decision carrier wave, when channel circumstance second-rate, and the identical PDU of carrying corresponding service in each carrier wave of transmitting terminal; When the quality of channel circumstance is better, the different PDU of carrying corresponding service in each carrier wave of transmitting terminal, correspondingly, receiving terminal can switch between the different PDU methods of salary distribution,, can when strengthen user experience, improve the reliability of communication link or increase the scope that the sub-district covers.
One embodiment of the invention also provides professional dispensing device in a kind of multicarrier, as shown in Figure 5, comprising:
Service bearer mode determining unit 51 is used to determine the mode of bearer service on above-mentioned multicarrier, above-mentioned on multicarrier the mode of bearer service comprise protocol Data Unit PDU that carrying at least two carrier waves in the multicarrier is identical or different PDU;
Transmitting element 52, the mode of bearer service sends business on the multicarrier that is used for determining according to above-mentioned service bearer mode determining unit.
The method of work of service bearer mode determining unit 51 and transmitting element 52 among apparatus of the present invention embodiment can repeat no more with reference to the associated description among the inventive method embodiment herein.
One embodiment of the invention also provides professional dispensing device in a kind of multicarrier, as shown in Figure 6, comprising:
Service bearer mode determining unit 61 is used for carrying identical protocol Data Unit PDU of corresponding service or different PDU on each carrier wave of multicarrier, to be used to send the multicarrier business.
Above-mentioned service bearer mode determining unit 61 comprises:
Receiving element 611 is used to receive at least one CQI;
Determining unit 612 is used for determining according to the above-mentioned CQI that receives the mode of bearer service on the above-mentioned multicarrier, and the bearing mode of above-mentioned PDU can comprise PDU that carrying on each carrier wave is identical or different PDU.
Further, this determining unit 612 can comprise:
Judge module is used to judge the relation of above-mentioned CQI and predetermined threshold value, judges promptly whether above-mentioned CQI is not more than predetermined threshold value,
If be not more than, all carry the PDU of above-mentioned corresponding service in then above-mentioned each carrier wave; Otherwise,
The PDU of above-mentioned corresponding service is divided into different two parts at least, all carries the different PDU of appropriate section in then above-mentioned each carrier wave.
Transmitting element 62 also is used for send distributing Indication message, and above-mentioned distribution Indication message comprises the mode information of bearer service on the above-mentioned definite above-mentioned multicarrier; Above-mentioned distribution Indication message comprises that also the carrier wave principal and subordinate retransmits definite indication,
When the mode of bearer service on the above-mentioned definite above-mentioned multicarrier is at least two carrier waves in the multicarrier during the identical PDU of carrying, above-mentioned carrier wave principal and subordinate retransmits and determines that indication shows main carrier and from carrier wave;
When the mode of bearer service on the above-mentioned definite above-mentioned multicarrier is at least two carrier waves in the multicarrier during the different PDU of carrying, above-mentioned carrier wave principal and subordinate retransmits and determines that indication shows the mode that carrier data retransmits.
When in above-mentioned each carrier wave during the identical PDU of carrying corresponding service, professional dispensing device can also comprise in the above-mentioned multicarrier:
PDU length determining unit is used for determining PDU length on each carrier wave according to the CQI that above-mentioned receiving element receives;
For example, any one the CQI value of selection (comprising maximum and minimum value) in the CQI that receives is as the foundation of determining PDU length;
Optionally, also can be with the mean value of all CQI of receiving foundation as definite PDU length.
In addition,, also can utilize following manner to send the multicarrier business, specifically comprise for the situation of the identical PDU of a plurality of carriers carry:
For identical PDU is provided with different check codes respectively, the identical PDU that will have the different check sign indicating number is respectively through after at least two kinds of first different processing, again respectively through at least two kinds of second different processing, send the multicarrier business to utilize mixing to retransmit the HARQ mode automatically, above-mentioned first processing comprises code rate coupling and modulation, and above-mentioned second processing comprises spectrum-spreading and scrambling, root raised cosine filtering and upconversion process.Therefore, professional dispensing device can further include in the above-mentioned multicarrier:
Check code is provided with the unit, is used to above-mentioned PDU that check code is set, and sends the multicarrier business to utilize the HARQ mode.
The method of work of each functional module among apparatus of the present invention embodiment can repeat no more with reference to the associated description among the inventive method embodiment herein.
The embodiment of the invention is utilized channel quality indicator (CQI), and transmitting terminal is according to the PDU method of salary distribution professional in the channel circumstance decision carrier wave, when channel circumstance second-rate, all carries the PDU of corresponding service in each carrier wave of transmitting terminal; When the quality of channel circumstance is better, the PDU of carrying corresponding service different piece in each carrier wave of transmitting terminal, correspondingly, receiving terminal can switch between the different PDU methods of salary distribution, cutting off rate height in the prior art, problem that the communication link reliability is low have been solved, thereby, can when strengthening user experience, improve the reliability of communication link.
The embodiment of the invention also provides a kind of receiver, as shown in Figure 7, comprising:
Receiving element 71, be used for receiving the distribution Indication message, above-mentioned distribution Indication message comprises the mode information of bearer service on the above-mentioned multicarrier, above-mentioned on multicarrier the mode of bearer service comprise protocol Data Unit PDU that carrying at least two carrier waves in the above-mentioned multicarrier is identical or different PDU;
The embodiment of the invention is utilized channel quality indicator (CQI), and transmitting terminal is according to the PDU method of salary distribution professional in the channel circumstance decision carrier wave, when channel circumstance second-rate, all carries the PDU of corresponding service in each carrier wave of transmitting terminal; When the quality of channel circumstance is better, the PDU of carrying corresponding service different piece in each carrier wave of transmitting terminal, correspondingly, receiving terminal can switch between the different PDU methods of salary distribution, cutting off rate height in the prior art, problem that the communication link reliability is low have been solved, thereby, can when strengthening user experience, improve the reliability of communication link.
In embodiments of the present invention, above-mentioned distribution Indication message can also comprise that the carrier wave principal and subordinate retransmits definite indication, be used to indicate the data retransmission on any two carrier waves that whole displacements takes place, or the situation of the displacement of part takes place the data retransmission on any two carrier waves.
When carrying different PDU on each carrier wave, PDU processing unit 72 will be imported each corresponding independently decoder respectively through the PDU on each carrier wave of respective detection device;
When carrying identical PDU on a plurality of carrier waves, PDU processing unit 72 at first will merge through the PDU on a plurality of carrier waves of respective detection device, and therefore above-mentioned PDU processing unit 72 can comprise:
Merge module, be used for the PDU of each carrier wave is merged into unified PDU;
Sending module is used for the PDU after the above-mentioned merging is sent into corresponding decoder.
The mode that above-mentioned merging module carries out PDU is merged can comprise: high specific merges the MRC mode or Minimum Mean Square Error merges LMMSE mode or log-likelihood ratio LLR mode, optionally, when utilize mixing when retransmitting the business datum that the HARQ mode sends automatically, also can adopt the HARQ mode to merge.
Optionally, when all carrying the PDU of above-mentioned corresponding service in above-mentioned each carrier wave, above-mentioned receiver can also comprise:
Retransmit the indication processing unit, be used for carrying re-transmission indication on the main carrier, no longer carry above-mentioned re-transmission indication from carrier wave.
The embodiment of the invention also provides a kind of transmitter, comprising: PDU dispatching device, first processing unit, second processing unit,
Above-mentioned PDU dispatching device, be used for according at least one CQI or determine the mode of bearer service on the multicarrier according to high-level signaling, according to above-mentioned scheduling mode business datum is sent at least one above-mentioned first processing unit, wherein, above-mentioned mode at bearer service on the multicarrier comprises protocol Data Unit PDU that carrying at least two carrier waves of above-mentioned multicarrier is identical or different PDU;
Above-mentioned first processing unit, be used for above-mentioned business is carried out code rate coupling and modulation, and the result after will handling sends at least one above-mentioned second processing unit, and above-mentioned second processing unit is used for the output result of above-mentioned first processing unit is carried out spectrum-spreading and scrambling, root raised cosine filtering and upconversion process.
When the method for salary distribution of the PDU that is determined by above-mentioned PDU dispatching device is all carried the PDU of corresponding service for each carrier wave, in handling, rate-matched adopts the different situations of perforation pattern according to information data, be the structure that example describes transmitter with two carrier waves below, can comprise two kinds of situations:
First kind of situation: during the identical PDU of each carriers carry.
Optionally, above-mentioned PDU dispatching device is sent business datum into same first processing unit according to the scheduling mode that obtains; This first processing unit links to each other with two second processing units, as shown in Figure 8.
Optionally, can utilize the HARQ mode different check codes to be set, in order to send the multicarrier business for business identical PDU on each carrier wave.
Promptly Ye Wu information data bit (Information Bit) is identical on two carrier waves, and not simultaneously, above-mentioned PDU dispatching device is sent business datum into two first processing units respectively according to the scheduling mode that obtains to check code (Parity) on two carrier waves; This first processing unit links to each other with two second processing units respectively again, as shown in Figure 9.
Second kind of situation, when being the different PDU of each carriers carry.
When the method for salary distribution of the PDU that is determined by above-mentioned PDU dispatching device is, during the PDU of each carriers carry corresponding service different piece, the structure of transmitter is:
Above-mentioned PDU dispatching device is sent business datum into two first processing units respectively according to the scheduling mode that obtains; This first processing unit links to each other with two second processing units respectively, as shown in Figure 9.
As shown in figure 10, it is a kind of by change over switch (Switch) is set that the embodiment of the invention also provides, and realizes the method for above-mentioned transmitter.Can adopt the closure of distributing this change over switch of indication control according to PDU, carry out the switching between the PDU method of salary distribution.
When switch shown in the figure (K) being communicated with a last branch road, realized the structure of the transmitter described in above-mentioned first kind of situation; When switch shown in the figure (K) is communicated with next branch road, realized the structure of the transmitter described in above-mentioned second kind of situation.
To sum up, the method and apparatus that the embodiment of the invention provides, determined the service bearer mode in the multicarrier, further, utilize channel quality indicator (CQI), transmitting terminal is according to the PDU method of salary distribution professional in the channel circumstance decision carrier wave, when channel circumstance second-rate, all carries the PDU of corresponding service in each carrier wave of transmitting terminal; When the quality of channel circumstance is better, the PDU of carrying corresponding service different piece in each carrier wave of transmitting terminal, correspondingly, receiving terminal can switch between the different PDU methods of salary distribution, cutting off rate height in the prior art, problem that the communication link reliability is low have been solved, thereby, can when strengthening user experience, improve the reliability of communication link.
One of ordinary skill in the art will appreciate that all or part of step that realizes in the foregoing description, can finish by the program command related hardware.The software of the foregoing description correspondence can be stored in a computer and can store in the medium that reads.
Certainly; embodiments of the invention also can have a variety of; under the situation that does not deviate from embodiments of the invention spirit and essence thereof; those skilled in the art work as can make various corresponding changes and distortion according to embodiments of the invention, but these corresponding changes and distortion all should belong to the protection range of the appended claim of embodiments of the invention.
Claims (30)
1, the sending method of business in a kind of multicarrier is characterized in that, comprising:
Determine the mode of bearer service on described multicarrier, described on multicarrier the mode of bearer service comprise protocol Data Unit PDU that carrying at least two carrier waves in the described multicarrier is identical or different PDU;
Mode according to bearer service on the described definite multicarrier sends business.
2, professional sending method in the multicarrier according to claim 1 is characterized in that, describedly determines that the mode of bearer service on described multicarrier comprises:
Receive at least one channel quality indicator (CQI);
Determine the mode of bearer service on each carrier wave in the described multicarrier according to the described CQI that receives.
3, professional sending method in the multicarrier according to claim 2 is characterized in that, describedly determines that according to the described CQI that receives the mode of bearer service on each carrier wave in the described multicarrier further comprises:
The relation of the threshold value of judging the described CQI that receives and being scheduled to.
4, the sending method of business in the multicarrier according to claim 3, it is characterized in that, if the described CQI that receives is not more than default threshold value, then carry identical PDU on each carrier wave of described multicarrier, otherwise the different PDU of carrying on each carrier wave in the described multicarrier.
5, the sending method of business in the multicarrier according to claim 1 is characterized in that described method also comprises:
Send to distribute Indication message, described distribution Indication message to comprise the mode information of bearer service on the described definite multicarrier.
6, the sending method of business in the multicarrier according to claim 5 is characterized in that, described distribution Indication message comprises that also the carrier wave principal and subordinate retransmits definite indication,
When the mode of bearer service on the described definite multicarrier is at least two carrier waves in the multicarrier during the identical PDU of carrying, described carrier wave principal and subordinate retransmits and determines that indication shows that PDU belongs to main carrier still from carrier wave when just passing;
When the mode of bearer service on the described definite multicarrier is at least two carrier waves in the multicarrier during the different PDU of carrying, described carrier wave principal and subordinate retransmits and determines that indication shows the mode that carrier data retransmits;
The mode that described carrier data retransmits comprises that the first carrier data re-transmission mode and second carrier data retransmit mode;
Described first carrier data re-transmission mode is that the data that main carrier just passes retransmit on main carrier, and the data that just pass from carrier wave are retransmitting from carrier wave;
The described second carrier data re-transmission mode is that the data that main carrier just passes are retransmitting from carrier wave, and the data that just pass from carrier wave retransmit at main carrier.
7, the sending method of business in the multicarrier according to claim 5 is characterized in that described distribution Indication message is contained in high-speed shared control channel HS-SCCH order or the HS-SCCH information.
8, the sending method of business in the multicarrier according to claim 2 is characterized in that, if the identical PDU of carrying at least two carrier waves in the described multicarrier, described method also comprises:
Determine PDU length on described each carrier wave according to the CQI of described reception.
9, the sending method of business in the multicarrier according to claim 8 is characterized in that described CQI according to described reception determines that the PDU length on described each carrier wave comprises:
Determine the PDU length on described each carrier wave or determine PDU length on described each carrier wave according to any one CQI that receives according to the average of the described CQI that receives.
10, the sending method of business in the multicarrier according to claim 1 and 2 is characterized in that, if the identical PDU of carrying at least two carrier waves of described multicarrier,
With the described identical first identical processing of PDU process, and then respectively through at least two kinds of second different processing, to be used to send the multicarrier business, described first processing comprises code rate coupling and modulation, and described second processing comprises spectrum-spreading and scrambling, root raised cosine filtering and upconversion process.
11, the sending method of business in the multicarrier according to claim 1 and 2 is characterized in that, if the different PDU of carrying at least two carrier waves of described multicarrier,
After described different PDU handled through at least two kinds different first respectively, again respectively through at least two kinds of second different processing, to be used to send the multicarrier business, described first processing comprises code rate coupling and modulation, and described second processing comprises spectrum-spreading and scrambling, root raised cosine filtering and upconversion process.
12, the sending method of business in the multicarrier according to claim 2 is characterized in that, if the identical PDU of carrying at least two carrier waves of described multicarrier,
For described identical PDU is provided with different check codes respectively, has the identical PDU of different check sign indicating number respectively through after at least two kinds of first different processing with described, again respectively through at least two kinds of second different processing, send the multicarrier business to utilize mixing to retransmit the HARQ mode automatically, described first processing comprises code rate coupling and modulation, and described second processing comprises spectrum-spreading and scrambling, root raised cosine filtering and upconversion process.
13, the method for reseptance of business in a kind of multicarrier is characterized in that, comprising:
Receive and distribute Indication message, described distribution Indication message comprises the mode information of bearer service on the described multicarrier, described on multicarrier the mode of bearer service comprise protocol Data Unit PDU that carrying at least two carrier waves in the described multicarrier is identical or different PDU;
According to described distribution Indication message the PDU in each carrier wave is imported corresponding decoder, to obtain the beared information of multicarrier business.
14, the method for reseptance of business in the multicarrier according to claim 13 is characterized in that, described distribution Indication message comprises that also the carrier wave principal and subordinate retransmits definite indication,
When the mode of bearer service on the described multicarrier is at least two carrier waves in the multicarrier during the identical PDU of carrying, described carrier wave principal and subordinate retransmits and determines that indication shows that PDU belongs to main carrier still from carrier wave when just passing;
When the mode of bearer service on the described multicarrier is at least two carrier waves in the multicarrier during the different PDU of carrying, described carrier wave principal and subordinate retransmits and determines that indication shows the mode that carrier data retransmits;
Described carrier data re-transmission mode comprises that the first carrier data re-transmission mode and second carrier data retransmit mode;
Described first carrier data re-transmission mode is that the data that main carrier just passes retransmit on main carrier, and the data that just pass from carrier wave are retransmitting from carrier wave;
The described second carrier data re-transmission mode is that the data that main carrier just passes are retransmitting from carrier wave, and the data that just pass from carrier wave retransmit at main carrier.
According to method of reseptance professional in claim 13 or the 14 described multicarriers, it is characterized in that 15, described distribution Indication message is contained among HS-SCCH order or the HS-SCCH information.
16, professional method of reseptance in the multicarrier according to claim 13 is characterized in that, describedly according to described distribution Indication message the PDU in each carrier wave is imported corresponding decoder and comprises:
PDU in each carrier wave is merged;
PDU after the described merging is sent into corresponding decoder.
17, professional method of reseptance in the multicarrier according to claim 16 is characterized in that, described PDU in each carrier wave is merged the following mode that comprises:
High specific merges the MRC mode or Minimum Mean Square Error merges LMMSE mode or log-likelihood ratio LLR mode or mixes the HARQ mode that retransmits automatically.
18, the method for reseptance of business in the multicarrier according to claim 14 is characterized in that, if the identical PDU of carrying in each carrier wave also comprises after the step of described reception distribution Indication message:
Carrying retransmits indication on described main carrier, describedly no longer carries described re-transmission indication from carrier wave.
19, the dispensing device of business in a kind of multicarrier is characterized in that, comprising:
Service bearer mode determining unit is used to determine the mode of bearer service on described multicarrier, described on multicarrier the mode of bearer service comprise protocol Data Unit PDU that carrying at least two carrier waves in the multicarrier is identical or different PDU;
Transmitting element, the mode of bearer service sends business on the multicarrier that is used for determining according to described service bearer mode determining unit.
20, the dispensing device of business in the multicarrier according to claim 19 is characterized in that described service bearer mode determining unit comprises:
Receiving element is used to receive at least one CQI;
Determining unit is used for determining according to the described CQI that receives the mode of bearer service on the described multicarrier.
21, the dispensing device of business in the multicarrier according to claim 19 is characterized in that described determining unit further comprises:
Judge module is used to judge the relation of the described CQI that receives and predetermined threshold value, and described determining unit is determined the mode of bearer service on the described multicarrier according to the result of described judge module.
22, professional dispensing device in the multicarrier according to claim 19 is characterized in that, described transmitting element also is used for sending the mode information of distributing Indication message, described distribution Indication message to comprise bearer service on the described definite described multicarrier.
23, the dispensing device of business in the multicarrier according to claim 19 is characterized in that, described distribution Indication message comprises that also the carrier wave principal and subordinate retransmits definite indication,
When the mode of bearer service on the described definite described multicarrier is at least two carrier waves in the multicarrier during the identical PDU of carrying, described carrier wave principal and subordinate retransmits and determines that indication shows that PDU belongs to main carrier still from carrier wave when just passing;
When the mode of bearer service on the described definite described multicarrier is at least two carrier waves in the multicarrier during the different PDU of carrying, described carrier wave principal and subordinate retransmits and determines that indication shows the mode that carrier data retransmits;
Described carrier data re-transmission mode comprises that the first carrier data re-transmission mode and second carrier data retransmit mode;
Described first carrier data re-transmission mode is that the data that main carrier just passes retransmit on main carrier, and the data that just pass from carrier wave are retransmitting from carrier wave;
The described second carrier data re-transmission mode is that the data that main carrier just passes are retransmitting from carrier wave, and the data that just pass from carrier wave retransmit at main carrier.
24, the dispensing device of business in the multicarrier according to claim 19 is characterized in that, if the identical PDU of carrying in described a plurality of carrier waves, described dispensing device also comprises:
PDU length determining unit is used for determining PDU length on described each carrier wave according to the CQI that described receiving element receives.
25, the dispensing device of business in the multicarrier according to claim 19 is characterized in that, if the identical PDU of carrying in described each carrier wave, described transmitting element also comprises:
Check code is provided with module, is used to described PDU that check code is set, and sends the multicarrier business to utilize the HARQ mode.
26, a kind of receiver is characterized in that, comprising:
Receiving element, be used for receiving the distribution Indication message, described distribution Indication message comprises the mode information of bearer service on the described multicarrier, described on multicarrier the mode of bearer service comprise protocol Data Unit PDU that carrying at least two carrier waves in the described multicarrier is identical or different PDU;
The PDU processing unit is used for according to described distribution Indication message the PDU of each carrier wave being sent into corresponding decoder, to obtain the beared information of multicarrier business.
27, receiver according to claim 26 is characterized in that, described distribution Indication message comprises that also the carrier wave principal and subordinate retransmits definite indication,
When the mode of bearer service on the described multicarrier is at least two carrier waves of multicarrier during the identical PDU of carrying, described carrier wave principal and subordinate retransmits and determines that indication shows that PDU belongs to main carrier still from carrier wave when just passing;
When the mode of bearer service on the described multicarrier is at least two carrier waves of multicarrier during the different PDU of carrying, described carrier wave principal and subordinate retransmits and determines that indication shows the mode that carrier data retransmits;
Described carrier data re-transmission mode comprises that the first carrier data re-transmission mode and second carrier data retransmit mode;
Described first carrier data re-transmission mode is that the data that main carrier just passes retransmit on main carrier, and the data that just pass from carrier wave are retransmitting from carrier wave;
The described second carrier data re-transmission mode is that the data that main carrier just passes are retransmitting from carrier wave, and the data that just pass from carrier wave retransmit at main carrier.
28, receiver according to claim 26 is characterized in that, described PDU processing unit comprises:
Merge module, be used for the PDU of each carrier wave is merged;
Sending module is used for the PDU after the described merging is sent into corresponding decoder.
29, receiver according to claim 26 is characterized in that, if the identical PDU of carrying in described each carrier wave, described receiver also comprises:
Retransmit the indication processing unit, be used for carrying re-transmission indication on main carrier, no longer carry described re-transmission indication from carrier wave.
30, a kind of transmitter is characterized in that, comprising: PDU dispatching device, first processing unit and second processing unit,
Described PDU dispatching device, be used for according at least one CQI or determine the mode of bearer service on the multicarrier according to high-level signaling, according to described scheduling mode business datum is sent at least one described first processing unit, wherein, described mode at bearer service on the multicarrier comprises protocol Data Unit PDU that carrying at least two carrier waves of described multicarrier is identical or different PDU;
Described first processing unit, be used for described business datum is carried out code rate coupling and modulation, and the result after will handling sends at least one described second processing unit, and described second processing unit is used for the output result of described first processing unit is carried out spectrum-spreading and scrambling, root raised cosine filtering and upconversion process.
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| CN200810129065.0A CN101615992B (en) | 2008-06-23 | 2008-06-23 | Device and method for transmitting and receiving service in multiple carriers, as well as transmitter and receiver |
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| CN200810129065.0A CN101615992B (en) | 2008-06-23 | 2008-06-23 | Device and method for transmitting and receiving service in multiple carriers, as well as transmitter and receiver |
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