WO2022156806A1 - 通信方法、装置、系统、存储介质及计算机程序产品 - Google Patents
通信方法、装置、系统、存储介质及计算机程序产品 Download PDFInfo
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
- H04L1/0041—Arrangements at the transmitter end
- H04L1/0043—Realisations of complexity reduction techniques, e.g. use of look-up tables
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
- H04L1/0041—Arrangements at the transmitter end
- H04L1/0042—Encoding specially adapted to other signal generation operation, e.g. in order to reduce transmit distortions, jitter, or to improve signal shape
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
- H04L1/0006—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission format
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
- H04L1/0045—Arrangements at the receiver end
- H04L1/0047—Decoding adapted to other signal detection operation
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- H—ELECTRICITY
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- H04L1/0078—Avoidance of errors by organising the transmitted data in a format specifically designed to deal with errors, e.g. location
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- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/14—Channel dividing arrangements, i.e. in which a single bit stream is divided between several baseband channels and reassembled at the receiver
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
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- H—ELECTRICITY
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- H04L2001/0092—Error control systems characterised by the topology of the transmission link
- H04L2001/0096—Channel splitting in point-to-point links
Definitions
- the present application relates to the field of communication, and in particular, to a communication method, apparatus, system, storage medium and computer program product.
- the speed of the current high-speed Ethernet interface is much faster than the speed of a single channel.
- multiple channels are used to transmit the data stream sent by the high-speed Ethernet interface in parallel.
- the above scheme for sending data streams in parallel still has many disadvantages.
- the above scheme is not suitable for sending information requiring high time stability and reliability, so a brand new information sending method is required.
- the present application provides a communication method, device, system, storage medium and computer program product to provide a brand-new information sending method.
- the technical solution is as follows:
- the present application provides a communication method.
- a data stream is obtained, and the data stream includes an alignment word indicating an AM group, the AM group includes a plurality of AMs, and the plurality of AMs include a first AM,
- the first AM includes a first bounding part and a first filling part, the first filling part includes part or all of the first information, the first information is used to indicate a specified function, and the first bounding part is used to determine that the first AM is in the The position in the data stream to send the data stream.
- the receiver of the data stream does not use the padding information included in the padding portion of each AM, which is useless information for the receiver. Therefore, when the data stream is sent, the padding information included in the first padding part of the first AM in the AM group can be replaced with the first information or part of the first information, even if the first padding part includes the first information or the first part of the information. In this way, the receiver obtains the first information from the AM group when receiving the data stream, thereby realizing a brand-new information sending method. Because the filling part of AM is used to send the first information, the receiver performs the specified function based on the first information without any impact on the data stream, and fully utilizes out-of-band bandwidth resources to send the first information, reducing bandwidth resources of waste.
- AM is distributed in the data stream at equal intervals, that is, the AM in the data stream is sent periodically, and the time of sending the AM is stable, so that the time stability and reliability can be improved by sending the AM filling part.
- Sexually demanding information because in the data stream, AM is distributed in the data stream at equal intervals, that is, the AM in the data stream is sent periodically, and the time of sending the AM is stable, so that the time stability and reliability can be improved by sending the AM filling part. Sexually demanding information.
- the acquired data streams include multiple data streams, each data stream corresponds to one or more AMs in the AM group, and each data stream includes one or more AMs corresponding to each data stream respectively AM.
- One or more AMs corresponding to the data stream are distributed in the data stream at equal intervals, so using AMs in the AM group to include the first information can send information that requires high time stability and reliability.
- the first information is associated with the first data stream
- the multiple data streams include the first data stream
- the AM in the first data stream includes the first information
- the first AM is the first data One AM in the stream. Since the first information is associated with the first data stream, the first information is carried in the AM located in the first data stream. In this way, the receiver obtains the first information from the AM of the first data stream and can know that the first information is related to the first data stream. The association of the first data stream is convenient for the receiver to identify and parse the first information.
- the AM in the M data streams includes the first information
- the first AM is an AM in the M data streams
- M is an integer greater than 0.
- the filling parts of multiple AMs can be used to include the first information, which can be used to transmit the first information with a large amount of data, and the bandwidth resources of the filling parts of the multiple AMs can be fully used.
- the padding part of each AM in the M data streams includes m fields, where m is an integer greater than 0, and the first information includes at least one sub-information.
- the m first fields include m first sub-information
- the m second fields include m second sub-information
- the m first fields are fields included in the j-th AM in the i-th data stream
- the number of AMs in the data streams, the m pieces of first sub-information and the m pieces of second sub-information are consecutive 2m pieces of sub-information included in the first information.
- the first information is included using the AMs in each data stream in a specified order, and the specified sequence is: for the jth AM in each data stream, using the jth AM in the first data stream to include Consecutive m sub-information of the first information, use the j-th AM in the second data stream to include m consecutive sub-information of the first information, ..., use the j-th AM in the M-th data stream to include the first information of consecutive m sub-information. That is, the first information is included in a specified order, so that the receiver can obtain different partial contents of the first information from different AMs, and combine the different partial contents into the first information.
- the M fields include consecutive M pieces of sub-information
- the first information includes the M pieces of sub-information. That is to say, the AM in each data stream is used to include the first information in a specified order, and the specified order is: for the j-th AM in the M data streams, that is, there are M j-th AMs, use M-th AMs.
- the first field in the j AMs includes consecutive M sub-information of the first information
- the second field in the M j-th AMs is used to include consecutive M sub-informations of the first information, ..., using the M j-th sub-information
- the m-th field in the AM includes consecutive M sub-information of the first information. That is, the first information is included in a specified order, so that the receiver can obtain different partial contents of the first information from different AMs, and combine the different partial contents into the first information.
- the m fields of the padding part of each AM include unique padding UP and/or padding Pad. Since the padding information included in the UP and the Pad will not be used by the recipient, the padding information included in the UP and/or the Pad is replaced with the first information, so that the UP and/or the Pad includes the first information for indicating the specified function, thereby Make full use of resources to transmit information that is useful to the recipient.
- an AM group is acquired, the AM group includes the first AM, the first filling part of the first AM includes the first information or a part of the first information, and the AM group is inserted into the second data stream to obtain the data stream. In this way, it can be ensured that the AM group includes the first information.
- the inserted AM group when the AM group is inserted into the data stream, the inserted AM group includes the first AM, and the content carried in the first padding part of the first AM is replaced with the first AM in the data stream information or part of the first information. In this way, it can be ensured that the AM group includes the first information.
- the first AM further includes a first identification part, and the first identification part is used to indicate a data stream corresponding to the first AM. The different data streams are thus identified by the first identification part.
- the present application provides a communication method.
- a data stream is received, the data stream includes an alignment word indicating an AM group, the AM group includes a plurality of AMs, the plurality of AMs include a first AM, and the first AM is included in the AM group.
- An AM includes a first bounding part and a first filling part, the first filling part includes part or all of the first information, the first information is used to indicate a specified function, and the first bounding part is used to determine that the first AM is in the data Position in stream; get first info from AM group.
- the receiver of the data stream does not use the padding information included in the padding portion of each AM, which is useless information for the receiver. Therefore, in the data stream, the padding information included in the first padding part of the first AM in the AM group can be replaced with the first information or part of the first information, even if the first padding part includes the first information or the first information part of the content. In this way, when the data stream is received, the first information is obtained from the AM group, thereby realizing a brand-new information sending method.
- the filling part using AM includes the first information
- the specified function is performed based on the first information without any impact on the data stream, and the out-of-band bandwidth resources are fully used to send the first information , reduce the waste of bandwidth resources.
- AM is distributed in the data stream at equal intervals, that is, the sender periodically sends the AM in the data stream, and the time of sending the AM is stable, so that the time stability can be transmitted through the filling part of the AM. and information requiring higher reliability.
- the received data stream includes multiple data streams, each data stream corresponds to one or more AMs in the AM group, and each data stream includes one or more data streams corresponding to each data stream respectively AM.
- One or more AMs corresponding to the data stream are distributed in the data stream at equal intervals, so using AMs in the AM group to include the first information can send information that requires high time stability and reliability.
- the first information is associated with the first data stream
- the multiple data streams include the first data stream
- the AM in the first data stream includes the first information
- the first AM is the first data One AM in the stream. Since the first information is associated with the first data stream, the first information is carried in the AM located in the first data stream. In this way, by acquiring the first information from the AM of the first data stream, it can be known that the first information is related to the first information.
- a data stream is associated to facilitate identification and analysis of the first information.
- the AM in the M data streams includes the first information
- the first AM is an AM in the M data streams
- M is an integer greater than 0.
- the filling parts of multiple AMs can be used to include the first information, which can be used to transmit the first information with a large amount of data, and the bandwidth resources of the filling parts of the multiple AMs can be fully used.
- the padding part of each AM in the M data streams includes m fields, where m is an integer greater than 0, and the first information includes at least one sub-information.
- the m first fields include m first sub-information
- the m second fields include m second sub-information
- the m first fields are fields included in the j-th AM in the i-th data stream
- the number of AMs in the data streams, the m pieces of first sub-information and the m pieces of second sub-information are consecutive 2m pieces of sub-information included in the first information.
- the first information is included using the AMs in each data stream in a specified order, and the specified sequence is: for the jth AM in each data stream, using the jth AM in the first data stream to include Consecutive m sub-information of the first information, use the j-th AM in the second data stream to include m consecutive sub-information of the first information, ..., use the j-th AM in the M-th data stream to include the first information of consecutive m sub-information. That is, the first information is included in a specified order, so that the receiver can obtain different partial contents of the first information from different AMs, and combine the different partial contents into the first information.
- the M fields include consecutive M pieces of sub-information
- the first information includes the M pieces of sub-information. That is to say, the AM in each data stream is used to include the first information in a specified order, and the specified order is: for the j-th AM in the M data streams, that is, there are M j-th AMs, use M-th AMs.
- the first field in the j AMs includes consecutive M sub-information of the first information
- the second field in the M j-th AMs is used to include consecutive M sub-informations of the first information, ..., using the M j-th sub-information
- the m-th field in the AM includes consecutive M sub-information of the first information. That is, the first information is included in a specified order, so that the receiver can obtain different partial contents of the first information from different AMs, and combine the different partial contents into the first information.
- the m fields of the padding part of each AM include unique padding UP and/or padding Pad. Since the padding information included in the UP and the Pad will not be used by the recipient, the padding information included in the UP and/or the Pad is replaced with the first information, that is, the UP and/or the Pad is used to include the first information for indicating the specified function, Thereby making full use of resources to transmit information useful to the receiver.
- the first information is obtained from the AM group in the sorted multiple data streams. Since the first information is obtained in the AM group in the sorted data stream, that is to say, the first information can be obtained before decoding, so the sender does not need to perform FEC encoding on the first information when sending the first information. The use of computational resources of the sender can be reduced.
- the first information is obtained from at least one first data block and at least one second data block. Since the first information is obtained in the decoded data block, that is to say, the first information can be obtained after decoding, so that the sender can perform FEC encoding on the first information when sending the first information, so that the security requirements can be transmitted. Higher first information.
- the first information is obtained from the AM group in the one data stream. Since the first information is obtained from the AM group in one data stream that is interleaved later, that is to say, the first information can be obtained after decoding. In this way, the sender can perform FEC encoding on the first information when sending the first information, so that the The first information with higher security requirements is transmitted.
- the first AM further includes a first identification part, and the first identification part is used to indicate a data stream where the first AM is located. The different data streams are thus identified by the first identification part.
- the present application provides a communication apparatus for executing the method in the first aspect or any possible implementation manner of the first aspect.
- the apparatus includes a unit for performing the method in the first aspect or any possible implementation manner of the first aspect.
- the present application provides a communication apparatus for executing the method in the second aspect or any possible implementation manner of the second aspect.
- the apparatus includes a unit for performing the method in the second aspect or any one possible implementation manner of the second aspect.
- the present application provides a communication device, the device includes a processor and a computer program, the processor is configured to execute the computer program, so that the device completes the first aspect or any possible possibility of the first aspect method in the implementation.
- the present application provides a communication device, the device includes a processor and a computer program, the processor is configured to execute the computer program, so that the device completes the second aspect or any possible possibility of the second aspect method in the implementation.
- the present application provides a computer program product, the computer program product includes a computer program, and the computer program is loaded by a computer to realize any possible implementation of the first aspect, the second aspect, and the first aspect manner or any possible method of implementing the second aspect.
- the present application provides a computer-readable storage medium for storing a computer program, and the computer program is loaded by a processor to execute the first aspect, the second aspect, and any possible implementation manner of the first aspect. or any possible implementation of the second aspect.
- the present application provides a chip, including a processor, where the processor is configured to run computer instructions to execute the first aspect, the second aspect, any possible implementation of the first aspect, or any possible implementation of the second aspect way method.
- the computer instructions may be located in memory within the processor or in external memory.
- the present application provides a communication system, including the device described in the third aspect and/or the device described in the fourth aspect, or, including the device described in the fifth aspect and/or the sixth aspect said device.
- FIG. 1 is a schematic diagram of a network architecture provided by an embodiment of the present application.
- FIG. 2 is a schematic structural diagram of a first device and a second device provided by an embodiment of the present application;
- FIG. 3 is a schematic diagram of a set of alignment markers (alignment markers, AM) provided by an embodiment of the present application;
- FIG. 4 is a schematic diagram of an AM set including 8 AMs provided by an embodiment of the present application.
- FIG. 5 is a schematic diagram of an AM set including 16 AMs provided by an embodiment of the present application.
- FIG. 6 is a flowchart of a communication method provided by an embodiment of the present application.
- FIG. 7 is a schematic diagram of replacing the content of the filling part with first information provided by an embodiment of the present application.
- FIG. 9 is a schematic diagram of at least one AM including first information provided by an embodiment of the present application.
- FIG. 10 is a schematic diagram of another at least one AM including first information provided by an embodiment of the present application.
- FIG. 11 is a schematic diagram of another at least one AM including first information provided by an embodiment of the present application.
- FIG. 13 is a schematic diagram of obtaining first information provided by an embodiment of the present application.
- FIG. 14 is another schematic diagram of acquiring first information provided by an embodiment of the present application.
- FIG. 15 is another schematic diagram of acquiring first information provided by an embodiment of the present application.
- FIG. 16 is a schematic structural diagram of a communication device provided by an embodiment of the present application.
- FIG. 17 is a schematic structural diagram of another communication device provided by an embodiment of the present application.
- FIG. 18 is a schematic structural diagram of a communication device provided by an embodiment of the present application.
- FIG. 19 is a schematic structural diagram of another communication device provided by an embodiment of the present application.
- FIG. 20 is a schematic structural diagram of a communication system provided by an embodiment of the present application.
- an embodiment of the present application provides a network architecture 100, including:
- X physical channels between the first device 101 and the second device 102 , where X is an integer greater than 0, so as to implement the communication between the first device 101 and the second device 102 .
- the X physical channels may be located between one or more Ethernet interfaces of the first device 101 and one or more Ethernet interfaces of the second device 102 .
- the device includes a reconciliation sublayer and an Ethernet physical layer
- the Ethernet physical layer includes a physical coding sublayer (physical coding sublayer, PCS), physical medium attachment (PMA) layer, and physical media dependent (PMD) layer.
- PCS defines Z PCS channels
- the Z PCS channels correspond to Z alignment markers (alignment markers, AM) one-to-one
- the Z PCS channels are virtual channels.
- the first device 101 includes a first coordination sublayer and an Ethernet physical layer
- the Ethernet physical layer of the first device 101 includes a first PCS, a first PMA layer, and a first PMD layer.
- the second device 102 includes a second coordination sublayer and an Ethernet physical layer
- the Ethernet physical layer of the second device 102 includes a second PCS, a second PMA, and a second PMD layer.
- the first PCS defines Z PCS channels
- the second PCS also defines Z PCS channels
- the ordering of the Z PCS channels in the first PCS is the same as the ordering of the Z PCS channels in the second PCS.
- the first device 101 may send a data stream to the second device 102, and the process of sending the data stream may be:
- the first device 101 inserts an AM set into the target data stream, and the AM set includes the Z AMs.
- the Z data streams are in one-to-one correspondence with the Z AMs
- each data stream includes the AM corresponding to each data stream
- each data stream is associated with each data stream.
- the PCS channels corresponding to the AMs in the streams correspond to each other, so that the Z data streams and the Z PCS channels also correspond one-to-one.
- the Z data streams are input in parallel to the first PMA layer, and the ordering of each data stream corresponds to the ordering of the PCS channel corresponding to each data stream.
- the Z data streams are combined into X data streams, and the X data streams are input to the first PMD layer.
- the X data streams are sent to the second device 102 through the X physical channels.
- other operations may also be performed, and the other operations will not be described one by one here.
- the second device 102 receives the X data streams from the X physical channels, and inputs the X data streams to the second PMA layer.
- Z data streams are recovered based on the X data streams, and the Z data streams are input to the second PCS.
- an AM included in each of the Z data streams is determined, the Z data streams are aligned based on the AM included in each data stream, and each data stream is determined based on the AM included in each data stream.
- PCS channel corresponding to each data stream Based on the PCS channel corresponding to each data stream, the aligned Z data streams are sorted, and the sorting of each data stream is the same as the sorting of the PCS channel corresponding to each data stream. Combine the sorted Z data streams into one data stream, remove the AM set in the merged data stream, restore the target data stream based on the data stream from which the AM set is removed, and input the target data stream to the second coordination sub-layer.
- the AM includes a delimiter part, an identification part and a padding part, the delimiter part is used to determine the position of the AM in the data stream, and the identification part is used to indicate the corresponding AM of the AM PCS channel, the padding part is used to carry padding information.
- data stream 1 distributes AM11, AM12 and AM13 at equal intervals, and AM11, AM12 and AM13 belong to AM set 1, AM set 2 and AM set 3 respectively.
- Data stream 2 distributes AM12, AM22, and AM32 at equal intervals, and AM12, AM22, and AM32 belong to AM set 1, AM set 2, and AM set 3, respectively.
- the data stream Z distributes AM1Z, AM2Z and AM3Z at equal intervals, and AM1Z, AM2Z and AM3Z belong to AM set 1, AM set 2 and AM set 3 respectively.
- the second device 102 determines each data stream by identifying the delimited part included in the AM in each data stream to get the AM in each data stream.
- the time span for obtaining AMs in each data stream is short, and there is a large amount of other data between two adjacent AMs in each data stream, so each AM obtained in this time span belongs to the same AM set, Then, the PCS channel corresponding to each data stream is determined based on the identification part included in the AM in each data stream.
- the delimiting portion of each AM includes the same bit pattern (bit pattern) used to determine the position of the AM, so the second device 102 can base on each AM
- the delimited portion of the includes the bit pattern in which the AM in each data stream is determined in the Z data streams.
- the bit patterns included in the identification part of each AM are different from each other, and the bit patterns included in the identification part of each AM respectively correspond to different PCS channels, so the second device 102 determines each AM based on the bit patterns included in the identification part of each AM. PCS channel corresponding to each data stream.
- the delimited part of each AM includes six fields, namely common marker (CM) 0, CM1, CM2, CM3, CM4 and CM5.
- the CM0 of each AM includes the same bit pattern
- the CM1 of each AM includes the same bit pattern
- the CM2 of each AM includes the same bit pattern
- the CM3 of each AM includes the same bit pattern
- the CM4 of each AM includes the same bit pattern
- the CM5 of each AM includes the same bit pattern.
- the identification part of each AM includes six fields, which are unique marker (UM) 0, UM1, UM2, UM3, UM4 and UM5 respectively. See Figure 4 and Figure 5.
- the bit patterns included in UM0 of each AM are mutually exclusive. Different, the bit patterns included in UM1 of each AM are different from each other, the bit patterns included in UM2 of each AM are different from each other, the bit patterns included in UM3 of each AM are different from each other, and the bit patterns included in UM4 of each AM are different from each other. The patterns are different from each other, and the bit patterns included in the UM5 of each AM are different from each other. Thus, the identification portion of each AM is made different from each other.
- the padding part of the AM includes three padding fields, namely unique pad (UP) 0, UP1 and UP2, the padding part of the AM may also include padding (Pad) or may not include Pad .
- the padding part of the AM may also include padding (Pad) or may not include Pad .
- the 1st to 7th AMs all include Pads, and the 8th AMs do not include Pads.
- the 16 AMs shown in FIG. 5 the 1st to 14th AMs all include Pads, and the 15th to 16th AMs do not include Pads.
- the size of the AM set is an integer multiple of the specified size.
- the specified size may be 257 bits, that is, the size of the AM set is an integer multiple of 257 bits, for example, it may be 8*257 bits or 16*257 bits.
- the first device 101 performs different processing operations on the target data stream in the first PCS to obtain Z data streams. These processing operations are:
- the first device 101 performs encoding processing and rate matching processing on the target data stream, transcoding the processed data stream, and scrambles the transcoded data stream.
- Code processing inserting the AM set into the scrambled data stream, performing pre-allocation processing on the data stream inserted into the AM set, obtaining the first data block and the second data block, and performing FEC on the first data block and the second data block respectively.
- Encoding to obtain a first codeword and a second codeword and assigning and interleaving the first codeword and the second codeword to form Z data streams.
- the second device 102 performs different processing operations on the Z data streams in the second PCS to obtain the target data stream. These processing operations are:
- the second device 102 performs alignment lock and deskew processing on the Z data streams.
- the process of the alignment word locking and de-skew processing may be as follows: the second device 102 identifies the delimited part included in the AM in each data stream, so as to obtain the AM in each data stream, based on the AM included in each data stream.
- the AM performs alignment processing on the Z data streams.
- the deskew operation is not required, and the second device 102 identifies the delimited portion included in the AM in each data stream, thereby obtaining the AM.
- the second device 102 performs channel sorting processing on the Z pieces of data after alignment.
- the process of channel sorting processing may be: the second device 102 determines the PCS channel corresponding to each data stream based on the identification part included in the AM in each data stream, and the Z data streams based on the PCS channel corresponding to each data stream The stream is sorted. For the ordered Z data streams, the ordering among the Z data streams is the same as the ordering among the Z data streams in the first PCS.
- the second device 102 deinterleaves the sorted Z data streams to obtain the first codeword and the second codeword, and performs FEC decoding on the first codeword and the second codeword to obtain the first data block and the second data block .
- the first data block and the second data block are interleaved after FEC decoding to obtain a data stream, and the data stream includes the AM set; the AM set is removed from the data stream, and the data stream of the AM set is removed.
- inversion code processing is performed on the descrambled data stream, and decoding and rate matching processing is performed on the inversion code processed data stream to recover the target data stream.
- the second device 102 checks whether there is erroneous information in the first codeword and the second codeword. When erroneous information is checked, error correction may be performed on the erroneous information, or error correction may not be performed on the erroneous information.
- the second device 102 does not use the padding information included in the padding part of each AM, so the second device 102 does not use the padding information included in the padding part of each AM. That is to say, the padding information included in the padding part of each AM is useless information, resulting in a waste of network resources.
- the present application provides a new method for sending information. For the detailed implementation of the method, refer to the implementation of any of the following embodiments.
- an embodiment of the present application provides a communication method 600 , the method 600 is applied to the network architecture 100 shown in FIG. 1 or FIG. 2 , and the execution body of the method 600 may be the network shown in FIG. 1 or FIG. 2 The first device 101 in the architecture 100 .
- the method 600 includes:
- Step 601 The first device acquires a data stream, the data stream includes an AM group, the AM group includes multiple AMs, the multiple AMs include a first AM, the first AM includes a first padding portion, and the first padding portion includes first information part or all of the first information is used to indicate the specified function.
- the first information includes the initialization vector of the physical layer encryption algorithm, one or more of port management information and time synchronization information, etc.
- the specified function includes the physical layer encryption function indicated by the initialization vector, the port management function indicated by the port management information and One or more of the time synchronization functions and the like indicated by the time synchronization information.
- the specified function is a function that the receiver of the first information needs to perform.
- the receiver needs to use the first information to implement one or more functions, that is, the first information is not useless information.
- the first AM further includes a first bounding part and/or a first identifying part, the first bounding part is used to determine the position of the first AM in the data stream, and the first identifying part is used to identify the first AM The corresponding first data stream and/or the PCS channel corresponding to the first AM.
- the first padding part includes m fields, where m is an integer greater than 0, and the m fields collectively include the first information or part of the content of the first information.
- the m fields may be all or part of the fields included in the first padding part, and the m fields are fields agreed in advance between the first device and the second device.
- the first padding portion includes three UPs. Some or all of the three UPs include the first information or a partial content of the first information.
- the first padding part may also include Pad, in the case where the first padding part includes Pad, the first padding part includes four fields, the four fields include the three UPs and the Pad, and one of the four fields The or more fields include the first information or a portion of the first information.
- the first AM is one AM in the at least one AM
- the filling part of the at least one AM includes the first information
- the first device may acquire the data stream in the following first manner or second manner, where the first manner and the second manner are:
- the first device acquires an AM group, the filling part of at least one AM in the AM group includes the first information, and inserts the AM group into the data stream.
- the at least one AM in the AM group already includes the first information
- the data stream is a data stream obtained after the first device performs scramble processing in the first PCS.
- the first device performs encoding processing and rate matching processing on the target data stream from the first coordination sublayer, transcodes the processed data stream, and performs transcoding on the transcoded data stream.
- the stream is scrambled, and the AM group including the first information is inserted into the scrambled data stream, and then continues to perform FEC pre-allocation, FEC encoding, and allocation and interleaving processing on the data stream inserted into the AM group to obtain Z data flow.
- Z is an integer greater than 0, that is, Z may be 1 or greater than 1.
- the operation of acquiring the AM group by the first device may be: the first device generates an AM group, and the filling part of at least one AM in the AM group includes the first information. or,
- the first device generates an AM group, the padding part of the at least one AM in the AM group carries padding information, and replaces the content carried by the padding part of the at least one AM with the first information, so that the padding part of the at least one AM includes first information. or,
- An AM group is stored in the first device, and the padding part of the at least one AM in the AM group carries padding information, the first device obtains the AM group locally, and replaces the content carried by the padding part of the at least one AM with the first device. information such that the padding portion of the at least one AM includes the first information.
- the first device replaces the content carried in the padding part to one AM in the AM group with the first information in the data stream, so that the at least one AM
- the padding portion of includes the first information.
- the first device replaces the content carried in the first padding part of the first AM with the first information or the first AM in the data stream. part of a message.
- the first device inserts the AM group into the scrambled data stream, and in the data stream, the at least one of the AM group is inserted into the data stream.
- the content carried in the padding part of one AM is replaced with the first information.
- the first PCS of the first device after the first device scrambles the data stream, inserts the AM group into the scrambled data stream, and performs FEC pre-allocation on the data stream inserted into the AM group , FEC encoding, and distribution and interleaving to form Z data streams.
- the content carried by the padding part of the at least one AM in the AM group is replaced with the first information in the Z data streams.
- the AM group may include the first information before FEC encoding, so that the first information can be encoded during FEC encoding, thereby improving the security of transmitting the first information.
- the AM group may include the first information, so that the first information does not need to be FEC encoded, thereby reducing the occupation of computing resources.
- the at least one AM may include the first information in the following ways, and the ways are:
- the padding part of each AM in the at least one AM includes different parts of the first information. That is, the padding portion for the at least one AM collectively includes the first information.
- some or all fields in the first filling part of the first AM include part of the content of the first information.
- the one AM is the first AM, such that the first AM carries the entire first information.
- the data amount of the first information may be less than or equal to the size of the padding portion of the first AM.
- the at least one AM may be divided into multiple groups, and for each group of AMs, the group of AMs includes one or more AMs, and the one or more AMs collectively include the first information. That is, the at least one AM includes a plurality of the same first information.
- the at least one AM includes a first set of AMs and a second set of AMs.
- the first group of AMs includes one or more AMs, and the padding portion of each AM in the first group of AMs includes different portions of the first information, that is, the padding portions of each AM in the first group of AMs collectively include the first information.
- the second group of AMs includes one or more AMs, and the filled portion of each AM in the second group of AMs includes different portions of the first information, ie, the filled portions of each of the AMs in the second group of AMs collectively include the first information.
- the at least one AM includes two identical first pieces of information.
- the second method can be adopted, that is, the at least one AM includes multiple identical first information, so that during the transmission of the data stream, even if the first information included in a certain group of AMs If it is lost, the second device can also receive the first information included in other groups AM, which improves the security of transmitting the first information.
- the above manners 1 and 2 are only two examples of the at least one AM including the first information. During implementation, there may be other manners to realize that the at least one AM includes the first information, which will not be listed one by one here.
- the padding portion of the AM includes at least one field, and some or all of the fields in the at least one field are used to include the first information or part of the first information.
- the data stream obtained in step 601 includes Z data streams, each data stream corresponds to one or more AMs in the AM group, and each data stream includes one or more corresponding to each data stream respectively.
- each AM included in the data stream belongs to a different set of AMs inserted by the first device. So the AM group includes one or more AM sets into which the first device is inserted.
- each of the Z data streams corresponds to two AMs in the AM group, and each data stream corresponds to two AMs in the AM group.
- the streams respectively include two AMs corresponding to each data stream.
- this data flow 1 corresponds to AM11 and AM21 in the AM group, and data flow 1 includes AM11 and AM21; for data flow 2, this data flow 2 corresponds to AM12 and AM22 in this AM group.
- the data stream 2 includes AM12 and AM22; ; —, for the data stream Z, the data stream Z corresponds to AM1Z and AM2Z in the AM group, and the data stream Z includes AM1Z and AM2Z.
- the at least one AM may include the following two AMs, which are:
- the at least one AM includes an AM corresponding to the first data stream.
- the first information is associated with the first data stream
- the Z data streams include the first data stream
- the first AM is an AM corresponding to the first data stream.
- the at least one AM is located in the first data stream.
- the at least one AM may include the first information in the above-mentioned manner 1 or manner 2, and the following describes the details of using the two manners to include the first information respectively.
- the padding part of the at least one AM collectively includes the first information.
- m fields in the padding part of the AM may be used to include partial content of the first information, where m is an integer greater than 0.
- the m fields may be all fields included in the padding part, or may be part of the fields included in the padding part.
- the first information includes a plurality of sub-information, the m fields of the filling part of the AM include consecutive m sub-information, and the m sub-information are sub-information in the first information.
- N is an integer greater than 0
- the at least one AM includes N AMs
- the padding part of the N AMs includes N*m fields in total.
- the *m fields include consecutive N*m pieces of sub-information, and the N*m pieces of sub-information are all the sub-information included in the first information, so that the at least one AM collectively includes the first information.
- the first information is associated with data stream 1, that is, the first data stream is data stream 1, and the at least one AM includes AM11 and AM21 corresponding to data stream 1.
- the three fields in the padding part using AM11 include sub-information 1, sub-information 2, and sub-information 3
- the three fields in the padding part using AM21 include sub-information 4, sub-information 5, and sub-information 6.
- the first information includes sub-information 1, sub-information 2, sub-information 3, sub-information 4, sub-information 5, and sub-information 6.
- the operation of the first device to replace the content carried in the padding part of the at least one AM with the first information may be: the first device replaces the content carried by the N*m fields with the first information respectively including: The N*m sub-information of .
- the information includes sub-information 1, sub-information 2, sub-information 3, sub-information 4, sub-information 5 and sub-information 6.
- the first device before inserting the AM group into the data stream, may replace the content carried in the padding part of the at least one AM with the first information, or, before inserting the AM group into the data stream, After the data flow, the content carried in the padding part of the at least one AM is replaced with the first information.
- the padding part of the at least one AM includes the same multiple pieces of first information.
- the at least one AM includes multiple groups of AMs, and for each group of AMs, one or more AMs included in the group of AMs collectively include the first information.
- the one or more AMs collectively include the detailed content of the first information, and reference may be made to the detailed content that the at least one AM collectively includes the first information introduced in the first mode in the first AM case, which will not be described in detail here. .
- the at least one AM includes AMs in the M data streams. That is, the AM in the M data streams includes the first information, the first AM is one AM in the M data streams, and M is an integer greater than 0.
- the at least one AM may include the first information in the above-mentioned manner 1 or manner 2, and the details of using the two manners to include the first information are described below.
- the padding part of the at least one AM collectively includes the first information.
- m fields in the padding portion of the AM may be used to include partial content of the first information.
- the m fields may be all fields included in the padding part, or may be part of the fields included in the padding part.
- each data stream in the at least one data stream includes N AMs, where N is an integer greater than 0, the padding part of the at least one AM includes M*N*m fields, and the first information includes M*N*m pieces of sub-information, the M*N*m fields include the M*N*m pieces of sub-information in the first information by adopting the following method 1 or method 2, respectively.
- the methods 1 and 2 are respectively:
- m first fields include m first sub-information
- m second fields include m second sub-information
- the m first fields are fields included in the j-th AM in the i-th data stream
- the The m pieces of first sub-information and the m pieces of second sub-information are consecutive 2m pieces of sub-information included in the first information.
- the j-th AM in the i-th data stream and the j-th AM in the i+1-th data stream belong to the same AM set.
- the at least one AM includes AMs in two data streams. Assuming that the two data streams are data stream 1 and data stream 2, the at least one AM includes AM11 and AM21 in data stream 1 and AM12 and AM22 in data stream 2. It is also assumed that the first information includes sub-information 1, sub-information 2, sub-information 3, sub-information 4, sub-information 5, sub-information 6, sub-information 7, sub-information 8, sub-information 9, sub-information 10, and sub-information 11 and sub-message 12.
- the three fields in the filling part of AM11 include sub-information 1, sub-information 2 and sub-information 3, and the three fields in the filling part using AM12 include sub-information 4, sub-information 5 and sub-information 6, and the filling part using AM21 is used.
- the three fields in the padding part include sub-information 7, sub-information 8, and sub-information 9, and the three fields in the padding part using AM22 include sub-information 10, sub-information 11, and sub-information 12.
- the operation of the first device replacing the content carried in the padding part of the at least one AM with the first information may be:
- the first device obtains m consecutive pieces of sub-information corresponding to the AM from the first information, and replaces the content carried by the m fields in the padding part of the AM with the m pieces of sub-information .
- the first device repeats the replacement process, and the sequence of replacing AMs is the jth AM of the first data stream, the jth AM of the second data stream, ..., the jth AM of the Mth data stream AM, j takes the values 1, 2, ..., N in turn, respectively.
- the first device obtains consecutive m pieces of sub-information starting from the first sub-information included in the first information, and for the m fields included in the padding part of the first AM corresponding to the first data stream, the m The content carried in the fields is replaced with the acquired m sub-information.
- the at least one AM includes AM11 and AM12 corresponding to data stream 1, and AM21 and AM22 corresponding to data stream 2.
- the first device obtains sub-information 1, sub-information 2 and sub-information 3 from the first information, and for the three fields included in the filling part of AM11, replaces the contents carried by the three fields with the obtained sub-information 1, sub-information 2 and sub-information 3.
- the M fields include consecutive M pieces of sub-information
- the first information includes M pieces of sub-information.
- the j-th AM in each of the M data streams belongs to the same AM set.
- the at least one AM includes AMs in two data streams. Assuming that the two data streams are data stream 1 and data stream 2, the at least one AM includes AM11 and AM21 in data stream 1 and AM12 and AM22 in data stream 2. It is also assumed that the first information includes sub-information 1, sub-information 2, sub-information 3, sub-information 4, sub-information 5, sub-information 6, sub-information 7, sub-information 8, sub-information 9, sub-information 10, and sub-information 11 and sub-message 12.
- the first field in the padding part of AM11 and the first field in the padding part of AM12 include sub-information 1 and sub-information 2, respectively.
- the 2nd field in the padding part of AM11 and the 2nd field in the padding part of AM12 include sub-information 3 and sub-information 4, respectively.
- the 3rd field in the padding part of AM11 and the 3rd field in the padding part of AM12 include sub-information 5 and sub-information 6, respectively.
- the 1st field in the padding part of AM21 and the 1st field in the padding part of AM22 include sub-information 7 and sub-information 8, respectively.
- the 2nd field in the padding part of AM21 and the 2nd field in the padding part of AM22 include sub-information 9 and sub-information 10, respectively.
- the 3rd field in the padding part of AM21 and the 3rd field in the padding part of AM22 include sub-information 11 and sub-information 12, respectively.
- the operation of the first device replacing the content carried in the padding part of the at least one AM with the first information may be:
- the first device obtains M fields corresponding to M sub-information from the first information, the M fields include the n-th field of the filling part of the j-th AM in each data stream, and j takes values 1, 2, ..., N, and n take values of 1, 2, ..., m respectively, respectively; the contents carried by the M fields are replaced with the M sub-information.
- the M fields include the first of the filling parts of the first AM corresponding to each data stream field, and replace the content carried by the M fields with the M sub-information.
- the first device obtains consecutive M pieces of sub-information from the remaining sub-information included in the first information, and determines M fields, where the M fields include the second field of the filling part of the first AM corresponding to each data stream, and The contents carried by the M fields are replaced with the M sub-information.
- the first device obtains consecutive M pieces of sub-information from the remaining sub-information included in the first information, and determines M fields, where the M fields include the mth of the filling part of the first AM corresponding to each data stream field, and replace the content carried by the M fields with the M sub-information.
- the first device obtains consecutive M pieces of sub-information from the remaining sub-information included in the first information, and determines M fields, where the M fields include the first field of the filling part of the second AM corresponding to each data stream, and The contents carried by the M fields are replaced with the M sub-information.
- the above process is repeated until the last M pieces of sub-information included in the first information are obtained, and M fields are determined, and the M fields include the mth field of the filling part of the Nth AM corresponding to each data stream, and the M fields are The carried content is replaced with the M pieces of sub-information.
- the M data streams include data stream 1 and data stream 2 .
- the at least one AM includes AM11 and AM12 corresponding to data stream 1, and AM21 and AM22 corresponding to data stream 2.
- the first device obtains sub-information 1 and sub-information 2 from the first information, and determines two fields, and the two fields include The first field of the padding part of AM11 and the first field of the padding part of AM12 are replaced with sub-information 1 and sub-information 2 for the contents carried by the two fields.
- Obtain sub-information 3 and sub-information 4 from the first information determine two fields, the two fields include the second field of the filling part of AM11 and the second field of the filling part of AM12, and the two fields carry the The content is replaced with sub-information 3 and sub-information 4.
- Obtain sub-information 5 and sub-information 6 from the first information determine two fields, the two fields include the third field of the filling part of AM11 and the third field of the filling part of AM12, and the two fields carry the The content is replaced with sub-information 5 and sub-information 6.
- Obtain sub-information 7 and sub-information 8 from the first information determine two fields, the two fields include the first field of the filling part of AM21 and the first field of the filling part of AM22, and the two fields carry the The content is replaced with sub-information 7 and sub-information 8.
- Obtain sub-information 9 and sub-information 10 from the first information determine two fields, the two fields include the second field of the filling part of AM21 and the second field of the filling part of AM22, and the two fields carry the The content is replaced with sub-information 9 and sub-information 10.
- Obtain sub-information 11 and sub-information 12 from the first information determine two fields, the two fields include the third field of the filling part of AM11 and the third field of the filling part of AM12, and the two fields carry the The content is replaced with sub-information 11 and sub-information 12.
- the at least one AM includes the first information in the second manner, that is, the at least one AM includes the same multiple pieces of first information.
- the at least one AM includes multiple groups of AMs, and for each group of AMs, one or more AMs included in the group of AMs collectively include the first information.
- the one or more AMs collectively include the detailed content of the first information, and reference may be made to the detailed content of the first information collectively included by at least one AM introduced in the first method in the second case of the AM, which will not be described in detail here. .
- Step 602 The first device sends the data stream to the second device.
- step 601 after the first device acquires the Z data streams, at the first PMA layer of the first device, the first device combines the Z data streams into X data streams data flow. At the first PMD layer of the first device, the first device sends the X data streams to the second device through the X physical channels between the first device and the second device.
- the second device since the second device does not use the padding information included in the padding part of each AM in the AM group, for the second device, the padding information is useless information, and the padding part of each AM wasted. So the first device can use the padding part of at least one AM in the AM group to include the first information, and then send the data stream including the AM group to the second device. In this way, the second device receives the data stream and can obtain the first information from the AM group, thereby realizing a brand-new information sending method. Because the filling part of the AM is used to send the first information, it will not have any impact on the useful part of the data stream, and the out-of-band bandwidth resources are fully used to send the first information.
- AM is distributed in the data stream at equal intervals, that is, the first device periodically sends the AM in the data stream, and the time of sending the AM is stable, so that the AM can be sent through the filling part of the AM.
- Time stability and reliability require high information.
- an embodiment of the present application provides a communication method 700, the method 700 is applied to the network architecture 100 shown in FIG. 1 or FIG. 2, and the execution body of the method 700 may be the network shown in FIG. 1 or FIG. 2.
- the method 700 includes:
- Step 701 The second device receives a data stream, the data stream includes an AM group, the AM group includes multiple AMs, the multiple AMs include a first AM, the first AM includes a first padding portion, and the first padding portion includes first information part or all of the first information is used to indicate the specified function.
- the first AM further includes a first bounding part and/or a first identifying part, the first bounding part is used to determine the position of the first AM in the data stream, and the first identifying part is used to identify the first AM The corresponding first data stream and/or the PCS channel corresponding to the first AM.
- the first AM is one AM in the at least one AM
- the filling part of the at least one AM includes the first information
- the filling part of the at least one AM includes the detailed content of the first information, please refer to the related content in step 601 of the method 600 shown in FIG. 6 , and will not be described in detail here.
- step 701 at the second PMD layer of the second device, the second device receives X data streams through X physical channels between the first device and the second device. At the first PMA layer of the second device, the second device restores Z data streams based on the X data streams.
- Step 702 The second device obtains the first information from the AM group.
- the at least one AM may include the following two AMs, where the two AMs are:
- the at least one AM includes AMs in the first data stream.
- the first information is associated with a first data stream
- the Z data streams include the first data stream
- the first AM is an AM of the at least one AM.
- the second device obtains the first information from the filling part of the at least one AM in the first data stream.
- the first data stream includes N AMs, that is, at least one AM includes the N AMs.
- the at least one AM may include the first information in the above-mentioned manner 1 or manner 2, and the following describes the implementation process of the second device acquiring the first information in these two manners:
- the padding part of the at least one AM collectively includes the first information
- the padding part of the at least one AM comprises N*m fields in total
- the second device obtains consecutive N*m pieces of sub-information from the N*m fields to obtain the first information.
- the first information is associated with data stream 1, that is, the first data stream is data stream 1, and the at least one AM includes AM11 and AM21 corresponding to data stream 1.
- the filling part of AM11 and the filling part of AM21 include a total of six fields, and the second device obtains sub-information 1, sub-information 2, sub-information 3, sub-information 4, sub-information 5 and sub-information 6 from the six fields to obtain the first a message.
- the at least one AM includes the first information in the second manner
- the at least one AM includes multiple groups of AMs, and for each group of AMs, one or more AMs included in the group of AMs, the one or more AMs collectively include the first AM.
- the second device obtains the first information from one or more groups of AMs in the plurality of groups of AMs.
- the detailed implementation process for the second device to obtain the first information from the group of AMs can be referred to as the second device obtains the first information from the filling part of the at least one AM described in the first mode in the first AM case.
- the detailed implementation process of the first information will not be described in detail here.
- the at least one AM includes AMs in the M data streams.
- the second device obtains the first information from the filling part of the at least one AM in the Z data streams.
- each data stream includes N AMs, and the at least one AM includes M*N AMs in total.
- the at least one AM may include the first information in the above-mentioned manner 1 or manner 2, and the following describes the implementation process of the second device acquiring the first information in these two manners:
- the at least one AM includes the first information in the above-mentioned manner 1, that is, the padding part of the at least one AM collectively includes the first information.
- the first information includes M*N*m sub-information
- the filling part of the at least one AM includes M*N*m fields, because the M*M*m fields use the above-mentioned method 1 or method 2 to respectively include the first M*N*m sub-messages in a message.
- the second device obtains m pieces of sub-information from the padding part of the 1st AM in the 1st data stream, obtains m pieces of sub-information from the 1st AM in the 2nd data stream, ..., from the Mth
- the first AM in the data streams acquires m sub-information.
- the at least one AM includes AM11 and AM12 corresponding to data stream 1, and AM21 and AM22 corresponding to data stream 2.
- the second device obtains sub-information 1, sub-information 2 and sub-information 3 from the filling part of AM11 in the first data stream; obtains sub-information 4, sub-information 5 and sub-information 6 from the filling part of AM12 in the second data stream ; Obtain sub-information 7, sub-information 8 and sub-information 9 from the filling part of AM21 in the first data stream; obtain sub-information 10, sub-information 11 and sub-information 12 from the filling part of AM22 in the second data stream.
- the second device determines M fields, and the M fields include each of the M data streams.
- the at least one AM includes AM11 and AM21 in data stream 1 and AM11 in data stream 2 AM12 and AM22.
- the second device determines two fields including the first field of the padding part of AM11 and the first field of the padding part of AM12, and obtains sub-information 1 and sub-information 2 from the two fields.
- Two fields including the second field of the padding part of AM11 and the second field of the padding part of AM12 are determined, and sub-information 3 and sub-information 4 are obtained from the two fields.
- Two fields including the third field of the padding part of AM11 and the third field of the padding part of AM12 are determined, and sub-information 5 and sub-information 6 are obtained from the two fields.
- Two fields including the first field of the padding part of AM21 and the first field of the padding part of AM22 are determined, and sub-information 7 and sub-information 8 are obtained from the two fields.
- Two fields including the second field of the padding part of AM21 and the second field of the padding part of AM22 are determined, and the sub-information 9 and the sub-information 10 are obtained from the two fields.
- Two fields including the 3rd field of the padding part of AM11 and the 3rd field of the padding part of AM12 are determined, and the sub-information 11 and the sub-information 12 are obtained from the two fields.
- the at least one AM includes the first information in the second manner
- the at least one AM includes multiple groups of AMs, and for each group of AMs, one or more AMs included in the group of AMs, the one or more AMs collectively include the first AM.
- the second device obtains the first information from one or more groups of AMs in the plurality of groups of AMs.
- the detailed implementation process for the second device to obtain the first information from the group of AMs can refer to the filling part of the second device from the at least one AM introduced in the first method in the second AM case.
- the detailed implementation process of acquiring the first information will not be described in detail here.
- the second device may obtain the first information from the AM group in the following three different situations, and the three different situations will be described one by one in the following.
- the second device after sorting the Z data streams, the second device obtains the first information from the AM group in the sorted Z data streams.
- the second device first performs alignment word locking and de-skew processing on the Z data streams from the second PMA layer to align the Z data streams, and the aligned Z data streams Stream channel ordering processing.
- the second device obtains the first information from the AM group in the sorted Z data streams after performing the channel sorting processing and before performing the deinterleaving processing on the sorted Z data streams. After acquiring the first information, the second device performs deinterleaving processing on the sorted Z data streams to obtain at least one first codeword and at least one second codeword. At least one first data block and at least one second data block are obtained by FEC decoding the at least one first codeword and the at least one second codeword. The at least one first data block and the at least one second data block are FEC-decoded and then interleaved to obtain one data stream, and the one data stream includes the AM group.
- Remove the AM set from the data stream perform descrambling processing on the data stream from which the AM set has been removed, perform reverse code processing on the descrambled data stream, and decode and rate the reverse code processed data stream.
- the matching process is performed to recover the target data stream and input the target data stream to the second coordination sub-layer.
- the second device after sorting and processing the aligned Z data stream channels, the second device obtains the AM included in each data stream in the Z data streams, and identifies the AM included in each data stream, so that it can obtain the AM included in each data stream from the Z data streams.
- the AM group in the sorted Z data streams obtains the first information.
- the first information is obtained from the AM groups in the sorted Z data streams, that is, the first information is obtained before FEC decoding is performed, so the first information does not need to be decoded, which reduces the amount of computing resources required. occupied.
- the first device sends the first information, it is not necessary to perform FEC encoding on the first information, and the occupation of computing resources of the first device is also reduced.
- the second device decodes the sorted Z data streams to obtain at least one first data block and at least one second data block
- the at least one first data block and at least one second data block The blocks collectively include first information obtained from the at least one first data block and the at least one second data block.
- the second device first performs alignment word locking and de-skew processing on the Z data streams from the second PMA layer to align the Z data streams; the aligned Z data streams Stream channel sorting processing, performing deinterleaving processing on the sorted Z data streams to obtain at least one first codeword and at least one second codeword, and performing FEC on the at least one first codeword and the at least one second codeword Decoding obtains at least one first data block and at least one second data block.
- the at least one first data block and the at least one second data block acquire the first information.
- the second device After acquiring the first information, the second device performs FEC decoding on the at least one first data block and the at least one second data block and then interleaves, so as to obtain a data stream, and the data stream includes the AM group.
- the second device removes the AM set from the data stream, performs descrambling processing on the data stream from which the AM set has been removed, performs reverse coding processing on the descrambled data stream, and performs reverse coding processing on the data stream from which the AM set has been removed. Decoding and rate matching processing to recover the target data stream, and input the target data stream to the second coordination sub-layer.
- the second device when the second device obtains one data stream based on the at least one first data block and at least one second data block, the one data stream includes the AM group, and the one data stream is obtained from the one data stream from the one data stream.
- AM group obtains the first information
- the second device first performs alignment word locking and de-skew processing on the Z data streams from the second PMA layer to align the Z data streams; the aligned Z data streams Stream channel sorting processing, performing deinterleaving processing on the sorted Z data streams to obtain at least one first codeword and at least one second codeword, and performing FEC on the at least one first data block and the at least one second data block After the interleaving process, one data stream is obtained.
- the second device obtains the first information from the AM group in the one data stream before obtaining the one data stream and before removing the AM group from the one data stream. After acquiring the first information, the second device removes the AM group from the one data stream. Perform descrambling processing on the data stream from which the AM group has been removed, perform reverse code processing on the descrambled data stream, and perform decoding and rate matching processing on the reverse code processed data stream to recover the target data stream. , input the target data stream to the second coordination sub-layer.
- the first information is obtained from the AM group.
- the first device may perform FEC encoding on the first information, so as to improve the security of transmitting the first information.
- the second device since the second device does not use the padding information included in the padding part of each AM in the AM group, for the second device, the padding information is useless information, and the padding part of each AM wasted. Therefore, for the AM group included in the data stream received by the second device, the padding part using at least one AM in the AM group includes the first information. In this way, the second device receives the data stream and can obtain the first information from the AM group, thereby realizing a brand-new information sending method. Because the filling part of the AM is used to send the first information, it will not have any impact on the useful part of the data stream, and the out-of-band bandwidth resources are fully used to send the first information.
- AM is distributed in the data stream at equal intervals, that is, the first device periodically sends the AM in the data stream, and the time of sending the AM is stable, so that the AM can be sent through the filling part of the AM.
- Time stability and reliability require high information.
- an embodiment of the present application provides a communication apparatus 800.
- the communication apparatus 800 may be deployed on the first device provided in any of the foregoing embodiments, for example, deployed in the network architecture 100 shown in FIG. 1 or FIG. 2 .
- a processing unit 801 configured to acquire a data stream, the data stream includes an alignment word marking AM group, the AM group includes a plurality of AMs, the plurality of AMs include a first AM, and the first AM includes a first bounding portion and a first padding part, the first filling part includes part or all of the first information, the first information is used to indicate the specified function, and the first bounding part is used to determine the position of the first AM in the data stream;
- the sending unit 802 is configured to send the data stream.
- the acquired data stream includes a plurality of data streams, each data stream corresponds to one or more AMs in the AM group, and each data stream includes one or more AMs corresponding to each data stream respectively.
- the first information is associated with the first data stream
- the multiple data streams include the first data stream
- the AM in the first data stream includes the first information
- the first AM is an AM in the first data stream.
- AM in the M data streams includes the first information
- the first AM is one AM in the M data streams
- M is an integer greater than 0.
- the filling part of each AM in the M data streams includes m fields, where m is an integer greater than 0, and the first information includes at least one sub-information;
- the m first fields include m first sub-information
- the m second fields include m second sub-information
- the m first fields are fields included in the j-th AM in the i-th data stream
- the number of AMs in the stream, m first sub-information and m second sub-information are consecutive 2m sub-information included in the first information.
- the m first fields include m first sub-information
- the m second fields include the detailed content of m second sub-information.
- the M fields include consecutive M pieces of sub-information
- the first information includes the M pieces of sub-information.
- the M fields include the detailed content of consecutive M pieces of sub-information, and reference may be made to the relevant content in step 601 of the method 600 shown in FIG. 6 , which will not be described in detail here.
- the m fields of the padding part of each AM include unique padding UP and/or padding Pad.
- processing unit 801 is configured to:
- the AM group is acquired, where the AM group includes the first AM, the first padding part of the first AM includes the first information or the part of the first information, and the AM group is inserted into the data stream.
- processing unit 801 is configured to:
- the inserted AM group When the AM group is inserted into the data stream, the inserted AM group includes the first AM, and the content carried by the first padding part of the first AM is replaced with the first information or part of the first information in the data stream.
- the first AM further includes a first identification part, where the first identification part is used to indicate a data stream corresponding to the first AM.
- the receiver of the data stream does not use the padding information included in the padding part of each AM, and for the receiver, the padding information is useless information. Therefore, when sending the data stream, the processing unit can replace the padding information included in the first padding part of the first AM in the AM group with the first information or part of the first information, even if the first padding part includes the first information or Part of the content of the first message. In this way, the receiver obtains the first information from the AM group when receiving the data stream, thereby realizing a brand-new information sending method.
- the receiver Since the sending unit uses the filling part of AM to send the first information, the receiver performs the specified function based on the first information without any impact on the data stream, and fully uses out-of-band bandwidth resources to send the first information, reducing Waste of bandwidth resources. And because in the data stream, AM is distributed in the data stream at equal intervals, that is, the sending unit periodically sends the AM in the data stream, and the time of sending the AM is stable, so that the time stability can be transmitted through the filling part of the AM. and information requiring higher reliability.
- an embodiment of the present application provides a communication apparatus 900.
- the communication apparatus 900 may be deployed on the second device provided in any of the foregoing embodiments, for example, deployed in the network architecture 100 shown in FIG. 1 or FIG. 2 .
- the second device 102, or deployed on the second device in the method 700 shown in FIG. 12, includes:
- a receiving unit 901 configured to receive a data stream, where the data stream includes an alignment word marking AM group, the AM group includes a plurality of AMs, the plurality of AMs include a first AM, and the first AM includes a first bounding part and a first filling part , the first filling part includes part or all of the first information, the first information is used to indicate the specified function, and the first bounding part is used to determine the position of the first AM in the data stream;
- the processing unit 902 is configured to obtain the first information from the AM group.
- the received data stream includes a plurality of data streams, each data stream corresponds to one or more AMs in the AM group, and each data stream includes one or more AMs corresponding to each data stream respectively.
- the first information is associated with the first data stream
- the multiple data streams include the first data stream
- the AM in the first data stream includes the first information
- the first AM is one AM in the first data stream.
- AM in the M data streams includes the first information
- the first AM is one AM in the M data streams
- M is an integer greater than 0.
- the filling part of each AM in the M data streams includes m fields, where m is an integer greater than 0, and the first information includes at least one sub-information; the m first fields include m first sub-information. information, m second fields include m second sub-information, m first fields are fields included in the jth AM in the ith data stream, and m second fields are in the i+1th data stream.
- the information and the m pieces of second sub-information are consecutive 2m pieces of sub-information included in the first information.
- the m first fields include m first sub-information
- the m second fields include the detailed content of m second sub-information.
- the M fields include consecutive M pieces of sub-information
- the first information includes M pieces of sub-information.
- the M fields include the detailed content of consecutive M pieces of sub-information, and reference may be made to the relevant content in step 601 of the method 600 shown in FIG. 6 , which will not be described in detail here.
- the m fields of the padding part of each AM include unique padding UP and/or padding Pad.
- the received data streams include multiple, and the processing unit 902 is configured to:
- the first information is obtained from the AM groups in the sorted multiple data streams.
- processing unit 902 is configured to:
- the at least one first data block and the at least one second data block together include first information, from the at least one first data block and the at least one second data block together.
- the data block and at least one second data block acquire the first information.
- step 702 of the processing unit 902 acquiring the first information from at least one first data block and at least one second data block, reference may be made to the relevant content in step 702 of the method 700 shown in FIG. 12 , which is not repeated here. Detailed description.
- processing unit 902 is configured to:
- the first information is obtained from the AM group in the one data stream.
- the first AM further includes a first identification part, where the first identification part is used to indicate a data stream where the first AM is located.
- the receiver of the data stream does not use the padding information included in the padding part of each AM, and for the receiver, the padding information is useless information. Therefore, in the data stream, the padding information included in the first padding part of the first AM in the AM group can be replaced with the first information or part of the first information, even if the first padding part includes the first information or the first information part of the content. In this way, when the data stream is received, the first information is obtained from the AM group, thereby realizing a brand-new information sending method.
- the filling part using AM includes the first information
- the specified function is performed based on the first information without any impact on the data stream, and the out-of-band bandwidth resources are fully used to send the first information , reduce the waste of bandwidth resources.
- AM is distributed in the data stream at equal intervals, that is, the sender periodically sends the AM in the data stream, and the time of sending the AM is stable, so that the time stability can be transmitted through the filling part of the AM. and information requiring higher reliability.
- an embodiment of the present application provides a schematic diagram of a communication device 1000 .
- the communication device 1000 may be the first device provided in any of the foregoing embodiments, for example, may be the first device 101 in the network architecture 100 shown in FIG. 1 or FIG. 2 , or the first device in the method 600 shown in FIG. 6 .
- the communication device 1000 includes at least one processor 1001 , an internal connection 1002 and at least one network interface 1003 .
- the communication device 1000 is a device with a hardware structure.
- the processing unit 801 in the apparatus 800 shown in FIG. 16 can be implemented by calling computer program codes through the at least one processor 1001, and the sending unit 802 in the apparatus 800 shown in FIG. At least one network interface 1003 is implemented.
- the communication device 1000 may also be used to implement the function of the first device in any of the foregoing embodiments.
- the above-mentioned processor 1001 is, for example, a general-purpose central processing unit (Central Processing Unit, CPU), a digital signal processor (Digital Signal Processor, DSP), a network processor (Network Processor, NP), a graphics processor (Graphics Processing Unit, GPU) , a neural network processor (Neural-network Processing Units, NPU), a data processing unit (Data Processing Unit, DPU), a microprocessor or one or more integrated circuits for implementing the solution of the present application.
- the processor 701 includes an application-specific integrated circuit (ASIC), a programmable logic device (Programmable Logic Device, PLD) or other programmable logic devices, transistor logic devices, hardware components, or any combination thereof.
- ASIC application-specific integrated circuit
- PLD programmable Logic Device
- the PLD is, for example, a Complex Programmable Logic Device (CPLD), a Field-Programmable Gate Array (FPGA), a Generic Array Logic (GAL) or any combination thereof. It can implement or execute various logical blocks, modules and circuits described in connection with the disclosure of the embodiments of the present application.
- the processor may also be a combination that implements computing functions, such as a combination of one or more microprocessors, a combination of a DSP and a microprocessor, and the like.
- the internal connection 1002 described above may include a path to transfer information between the aforementioned components.
- the internal connection 1002 can be a single board or a bus or the like.
- the bus may be a Peripheral Component Interconnect (PCI) bus or an Extended Industry Standard Architecture (EISA) bus or the like.
- PCI Peripheral Component Interconnect
- EISA Extended Industry Standard Architecture
- the bus can be divided into address bus, data bus, control bus and so on. For ease of presentation, only one thick line is shown in FIG. 18, but it does not mean that there is only one bus or one type of bus.
- the above-mentioned at least one network interface 1003 uses any device such as a transceiver for communicating with other devices or a communication network, and the communication network can be an Ethernet, a wireless access network, or a wireless local area network (Wireless Local Area Networks, WLAN) and the like.
- the network interface 1003 may include a wired communication interface, and may also include a wireless communication interface.
- the network interface 1003 may be an Ethernet interface, a Fast Ethernet (FE) interface, a Gigabit Ethernet (GE) interface, an Asynchronous Transfer Mode (ATM) interface, a wireless local area network (WLAN) interface, a cellular interface A network communication interface or a combination thereof.
- the Ethernet interface can be an optical interface, an electrical interface or a combination thereof.
- the network interface 1003 may be used for the communication device 1000 to communicate with other devices.
- the processor 1001 may include one or more CPUs, such as CPU0 and CPU1 in FIG. 18 . Each of these CPUs can be a single-core processor or a multi-core processor.
- a processor herein may refer to one or more devices, circuits, and/or processing cores for processing data (eg, computer program instructions).
- the communication device 1000 may include multiple processors, for example, the processor 1001 and the processor 1007 in FIG. 18 .
- processors can be a single-core (single-CPU) processor or a multi-core (multi-CPU) processor.
- a processor herein may refer to one or more devices, circuits, and/or processing cores for processing data (eg, computer program instructions).
- the communication device 1000 may further include an output device and an input device.
- the output device communicates with the processor 1001 and can display information in a variety of ways.
- the output device may be a liquid crystal display (Liquid Crystal Display, LCD), a light emitting diode (Light Emitting Diode, LED) display device, a cathode ray tube (Cathode Ray Tube, CRT) display device, or a projector, and the like.
- the input device communicates with the processor 1001 and can receive user input in a variety of ways.
- the input device may be a mouse, a keyboard, a touch screen device, or a sensor device, or the like.
- the communication device 1000 in this embodiment of the present application may correspond to the above-mentioned multiple embodiments, for example, the first device in the multiple embodiments corresponding to FIG. 1 and FIG. 6 , in the communication device 1000
- the processor 1001 of the processor 1001 invokes the computer program code, so that the communication device 1000 shown in FIG. 18 can perform all or part of the operations of the first device in the above-mentioned multiple embodiments.
- an embodiment of the present application provides a schematic diagram of a communication device 1100 .
- the communication device 1100 may be the second device provided in any of the foregoing embodiments, for example, may be the second device 102 in the network architecture 100 shown in FIG. 1 or FIG. 2 , or the second device in the method 700 shown in FIG. 12 .
- the communication device 1100 includes at least one processor 1101 , internal connections 1102 , and at least one network interface 1103 .
- the communication device 1100 is a device with a hardware structure.
- the processing unit 902 in the apparatus 900 shown in FIG. 17 can be implemented by calling computer program codes through the at least one processor 1101, and the receiving unit 901 in the apparatus 900 shown in FIG. At least one network interface 1103 is implemented.
- the communication device 1100 may also be used to implement the functions of the second device in any of the foregoing embodiments.
- the above-mentioned processor 1101 is, for example, a general-purpose central processing unit (Central Processing Unit, CPU), a digital signal processor (Digital Signal Processor, DSP), a network processor (Network Processor, NP), a graphics processor (Graphics Processing Unit, GPU) , a neural network processor (Neural-network Processing Units, NPU), a data processing unit (Data Processing Unit, DPU), a microprocessor or one or more integrated circuits for implementing the solution of the present application.
- the processor 701 includes an application-specific integrated circuit (ASIC), a programmable logic device (Programmable Logic Device, PLD) or other programmable logic devices, transistor logic devices, hardware components, or any combination thereof.
- ASIC application-specific integrated circuit
- PLD programmable Logic Device
- the PLD is, for example, a Complex Programmable Logic Device (CPLD), a Field-Programmable Gate Array (FPGA), a Generic Array Logic (GAL) or any combination thereof. It can implement or execute various logical blocks, modules and circuits described in connection with the disclosure of the embodiments of the present application.
- the processor may also be a combination that implements computing functions, such as a combination of one or more microprocessors, a combination of a DSP and a microprocessor, and the like.
- the aforementioned internal connection 1102 may include a path for transferring information between the aforementioned components.
- the internal connection 1102 can be a single board or a bus or the like.
- the bus may be a Peripheral Component Interconnect (PCI) bus or an Extended Industry Standard Architecture (EISA) bus or the like.
- PCI Peripheral Component Interconnect
- EISA Extended Industry Standard Architecture
- the bus can be divided into address bus, data bus, control bus and so on. For ease of presentation, only one thick line is shown in FIG. 19, but it does not mean that there is only one bus or one type of bus.
- the above-mentioned at least one network interface 1103 uses any device such as a transceiver for communicating with other devices or a communication network, and the communication network can be an Ethernet, a wireless access network, or a wireless local area network (Wireless Local Area Networks, WLAN) and the like.
- the network interface 1103 may include a wired communication interface, and may also include a wireless communication interface.
- the network interface 1103 may be an Ethernet interface, a Fast Ethernet (FE) interface, a Gigabit Ethernet (GE) interface, an Asynchronous Transfer Mode (ATM) interface, a wireless local area network (WLAN) interface, a cellular interface A network communication interface or a combination thereof.
- the Ethernet interface can be an optical interface, an electrical interface or a combination thereof.
- the network interface 1103 may be used for the communication device 1100 to communicate with other devices.
- the processor 1101 may include one or more CPUs, such as CPU0 and CPU1 in FIG. 19 . Each of these CPUs can be a single-core processor or a multi-core processor.
- a processor herein may refer to one or more devices, circuits, and/or processing cores for processing data (eg, computer program instructions).
- the communication device 1100 may include multiple processors, for example, the processor 1101 and the processor 1107 in FIG. 19 .
- Each of these processors can be a single-core (single-CPU) processor or a multi-core (multi-CPU) processor.
- a processor herein may refer to one or more devices, circuits, and/or processing cores for processing data (eg, computer program instructions).
- the communication device 1100 may further include an output device and an input device.
- the output device communicates with the processor 1101 and can display information in a variety of ways.
- the output device may be a liquid crystal display (Liquid Crystal Display, LCD), a light emitting diode (Light Emitting Diode, LED) display device, a cathode ray tube (Cathode Ray Tube, CRT) display device, or a projector, and the like.
- the input device communicates with the processor 1101 and can receive user input in a variety of ways.
- the input device may be a mouse, a keyboard, a touch screen device, or a sensor device, or the like.
- the device 1100 in the embodiment of the present application may correspond to the above-mentioned multiple embodiments, for example, the second device in the multiple embodiments corresponding to FIG. 1 and FIG. 6 , the communication device 1100
- the processor 1101 invokes the computer program code to enable the communication device 1100 shown in FIG. 19 to perform all or part of the operations of the second device in the above-described embodiments.
- the communication device of FIGS. 18 and 19 may be a routing device, a switching device or a server.
- routing devices, switching devices or servers mentioned in this application may also be logical function modules or virtual function modules.
- an embodiment of the present application provides a communication system 1200, including the communication apparatus 800 described in FIG. 16 and the communication apparatus 900 described in FIG. A communication device 1100 as described in FIG. 19 .
- the communication apparatus 800 described in FIG. 16 and the communication device 1000 described in FIG. 18 may be the first device 1201, and the communication apparatus 900 described in FIG. 17 and the communication device 1100 described in FIG. 19 may be the first device 1201. Second device 1202.
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Abstract
Description
Claims (36)
- 一种通信方法,其特征在于,所述方法包括:获取数据流,所述数据流包括对齐字标示AM组,所述AM组包括多个AM,所述多个AM包括第一AM,所述第一AM包括第一定界部分和第一填充部分,所述第一填充部分包括第一信息的部分或全部,所述第一信息用于指示指定功能,所述第一定界部分用于确定所述第一AM在所述数据流中的位置;发送所述数据流。
- 如权利要求1所述的方法,其特征在于,所述获取的数据流包括多个,每个数据流与所述AM组中的一个或多个AM相对应,所述每个数据流分别包括所述每个数据流对应的一个或多个AM。
- 如权利要求2所述的方法,其特征在于,所述第一信息与第一数据流关联,所述多个数据流包括所述第一数据流,所述第一数据流中的AM包括所述第一信息,所述第一AM是所述第一数据流中的一个AM。
- 如权利要求2所述的方法,其特征在于,所述多个数据流中存在M个数据流,所述M个数据流中的AM包括所述第一信息,所述第一AM是所述M个数据流中的一个AM,M为大于0的整数。
- 如权利要求4所述的方法,其特征在于,所述M个数据流中的每个AM的填充部分包括m个字段,m是大于为0的整数,所述第一信息包括至少一个子信息;m个第一字段包括m个第一子信息,m个第二字段包括m个第二子信息,所述m个第一字段是第i个数据流中的第j个AM包括的字段,所述m个第二字段是第i+1个数据流中的第j个AM包括的字段,i=1、2、……、M-1,j=1、2、……、N,N是第i个数据流中的AM数目,所述m个第一子信息和m个第二子信息是所述第一信息包括的连续2m个子信息;或者,M个字段包括连续的M个子信息,所述M个字段包括所述M个数据流中的每个数据流中的第j个AM中的第n个字段,n=1、2、……、m,所述第一信息包括所述M个子信息。
- 如权利要求5所述的方法,其特征在于,所述每个AM的填充部分的m个字段包括独特填充UP和/或填充Pad。
- 如权利要求1至6任一项所述的方法,其特征在于,所述获取数据流,包括:获取所述AM组,所述AM组包括所述第一AM,所述第一AM的第一填充部分包括所述第一信息或所述第一信息的部分,将所述AM组插入到第二数据流中以获得所述数据流;或者,在将AM组插入到数据流时,所述插入的AM组包括所述第一AM,在所述数据流中将 所述第一AM的第一填充部分携带的内容替换为所述第一信息或所述第一信息的部分。
- 如权利要求1至7任一项所述的方法,其特征在于,所述第一AM还包括第一识别部分,所述第一识别部分用于指示所述第一AM对应的数据流。
- 一种通信方法,其特征在于,所述方法包括:接收数据流,所述数据流包括对齐字标示AM组,所述AM组包括多个AM,所述多个AM包括第一AM,所述第一AM包括第一定界部分和第一填充部分,所述第一填充部分包括第一信息的部分或全部,所述第一信息用于指示指定功能,所述第一定界部分用于确定所述第一AM在所述数据流中的位置;从所述AM组中获取所述第一信息。
- 如权利要求9所述的方法,其特征在于,所述接收的数据流包括多个,每个数据流与所述AM组中的一个或多个AM相对应,所述每个数据流分别包括所述每个数据流对应的一个或多个AM。
- 如权利要求10所述的方法,其特征在于,所述第一信息与第一数据流关联,所述多个数据流包括所述第一数据流,所述第一数据流中的AM包括所述第一信息,所述第一AM是所述第一数据流中的一个AM。
- 如权利要求10所述的方法,其特征在于,所述多个数据流中存在M个数据流,所述M个数据流中的AM包括所述第一信息,所述第一AM是所述M个数据流中的一个AM,M为大于0的整数。
- 如权利要求12所述的方法,其特征在于,所述M个数据流中的每个AM的填充部分包括m个字段,m是大于为0的整数,所述第一信息包括至少一个子信息;m个第一字段包括m个第一子信息,m个第二字段包括m个第二子信息,所述m个第一字段是第i个数据流中的第j个AM包括的字段,所述m个第二字段是第i+1个数据流中的第j个AM包括的字段,i=1、2、……、M-1,j=1、2、……、N,N是第i个数据流中的AM数目,所述m个第一子信息和m个第二子信息是所述第一信息包括的连续2m个子信息;或者,M个字段包括连续的M个子信息,所述M个字段包括所述M个数据流中的每个数据流中的第j个AM中的第n个字段,n=1、2、……、m,所述第一信息包括所述M个子信息。
- 如权利要求13所述的方法,其特征在于,所述每个AM的填充部分的m个字段包括独特填充UP和/或填充Pad。
- 如权利要求9至14任一项所述的方法,其特征在于,所述接收的数据流包括多个,所述从所述AM组中获取所述第一信息,包括:在对所述多个数据流进行排序后,从所述排序的多个数据流中的所述AM组获取所述第一信息;或者,在对所述排序的多个数据流进行解码得到至少一个第一数据块和至少一个第二数据块时,所述至少一个第一数据块和至少一个第二数据块共同包括所述第一信息,从所述至少一个第一数据块和至少一个第二数据块获取所述第一信息;或者,在对所述至少一个第一数据块和至少一个第二数据块进行后交织得到一路数据流时,从所述一路数据流中的所述AM组获取所述第一信息。
- 如权利要求9至15任一项所述的方法,其特征在于,所述第一AM还包括第一识别部分,所述第一识别部分用于指示所述第一AM所在的数据流。
- 一种通信装置,其特征在于,所述装置包括:处理单元,用于获取数据流,所述数据流包括对齐字标示AM组,所述AM组包括多个AM,所述多个AM包括第一AM,所述第一AM包括第一定界部分和第一填充部分,所述第一填充部分包括第一信息的部分或全部,所述第一信息用于指示指定功能,所述第一定界部分用于确定所述第一AM在所述数据流中的位置;发送单元,用于发送所述数据流。
- 如权利要求17所述的装置,其特征在于,所述获取的数据流包括多个,每个数据流与所述AM组中的一个或多个AM相对应,所述每个数据流分别包括所述每个数据流对应的一个或多个AM。
- 如权利要求18所述的装置,其特征在于,所述第一信息与第一数据流关联,所述多个数据流包括所述第一数据流,所述第一数据流中的AM包括所述第一信息,所述第一AM是所述第一数据流中的一个AM。
- 如权利要求18所述的装置,其特征在于,所述多个数据流中存在M个数据流,所述M个数据流中的AM包括所述第一信息,所述第一AM是所述M个数据流中的一个AM,M为大于0的整数。
- 如权利要求20所述的装置,其特征在于,所述M个数据流中的每个AM的填充部分包括m个字段,m是大于为0的整数,所述第一信息包括至少一个子信息;m个第一字段包括m个第一子信息,m个第二字段包括m个第二子信息,所述m个第一字段是第i个数据流中的第j个AM包括的字段,所述m个第二字段是第i+1个数据流中的第j个AM包括的字段,i=1、2、……、M-1,j=1、2、……、N,N是第i个数据流中的AM数目,所述m个第一子信息和m个第二子信息是所述第一信息包括的连续2m个子信息;或者,M个字段包括连续的M个子信息,所述M个字段包括所述M个数据流中的每个数据流中的第j个AM中的第n个字段,n=1、2、……、m,所述第一信息包括所述M个子信息。
- 如权利要求21所述的装置,其特征在于,所述每个AM的填充部分的m个字段包括独特填充UP和/或填充Pad。
- 如权利要求17至22任一项所述的装置,其特征在于,所述处理单元,用于:获取所述AM组,所述AM组包括所述第一AM,所述第一AM的第一填充部分包括所述第一信息或所述第一信息的部分,将所述AM组插入到第二数据流中以获得所述数据流;或者,在将AM组插入到数据流时,所述插入的AM组包括所述第一AM,在所述数据流中将所述第一AM的第一填充部分携带的内容替换为所述第一信息或所述第一信息的部分。
- 如权利要求17至23任一项所述的装置,其特征在于,所述第一AM还包括第一识别部分,所述第一识别部分用于指示所述第一AM对应的数据流。
- 一种通信装置,其特征在于,所述装置包括:接收单元,用于接收数据流,所述数据流包括对齐字标示AM组,所述AM组包括多个AM,所述多个AM包括第一AM,所述第一AM包括第一定界部分和第一填充部分,所述第一填充部分包括第一信息的部分或全部,所述第一信息用于指示指定功能,所述第一定界部分用于确定所述第一AM在所述数据流中的位置;处理单元,用于从所述AM组中获取所述第一信息。
- 如权利要求25所述的装置,其特征在于,所述接收的数据流包括多个,每个数据流与所述AM组中的一个或多个AM相对应,所述每个数据流分别包括所述每个数据流对应的一个或多个AM。
- 如权利要求26所述的装置,其特征在于,所述第一信息与第一数据流关联,所述多个数据流包括所述第一数据流,所述第一数据流中的AM包括所述第一信息,所述第一AM是所述第一数据流中的一个AM。
- 如权利要求26所述的装置,其特征在于,所述多个数据流中存在M个数据流,所述M个数据流中的AM包括所述第一信息,所述第一AM是所述M个数据流中的一个AM,M为大于0的整数。
- 如权利要求28所述的装置,其特征在于,所述M个数据流中的每个AM的填充部分包括m个字段,m是大于为0的整数,所述第一信息包括至少一个子信息;m个第一字段包括m个第一子信息,m个第二字段包括m个第二子信息,所述m个第一字段是第i个数据流中的第j个AM包括的字段,所述m个第二字段是第i+1个数据流中的第j个AM包括的字段,i=1、2、……、M-1,j=1、2、……、N,N是第i个数据流中的AM数目,所述m个第一子信息和m个第二子信息是所述第一信息包括的连续2m个子信息; 或者,M个字段包括连续的M个子信息,所述M个字段包括所述M个数据流中的每个数据流中的第j个AM中的第n个字段,n=1、2、……、m,所述第一信息包括所述M个子信息。
- 如权利要求29所述的装置,其特征在于,所述每个AM的填充部分的m个字段包括独特填充UP和/或填充Pad。
- 如权利要求25至30任一项所述的装置,其特征在于,所述接收的数据流包括多个,所述处理单元,用于:在对所述多个数据流进行排序后,从所述排序的多个数据流中的所述AM组获取所述第一信息;或者,在对所述排序的多个数据流进行解码得到至少一个第一数据块和至少一个第二数据块时,所述至少一个第一数据块和至少一个第二数据块共同包括所述第一信息,从所述至少一个第一数据块和至少一个第二数据块获取所述第一信息;或者,在对所述至少一个第一数据块和至少一个第二数据块进行后交织得到一路数据流时,从所述一路数据流中的所述AM组获取所述第一信息。
- 如权利要求25至31任一项所述的装置,其特征在于,所述第一AM还包括第一识别部分,所述第一识别部分用于指示所述第一AM所在的数据流。
- 一种通信设备,其特征在于,包括处理器及计算机程序,所述处理器执行所述计算机程序时,使得所述设备实现如权利要求1-16任一项所述的方法。
- 一种计算机可读存储介质,其上存储有计算机程序,其特征在于,所述计算机程序被计算机执行时,实现如权利要求1-16任一项所述的方法。
- 一种计算机程序产品,其特征在于,包括计算机程序,所述计算机程序被计算机执行时,实现如权利要求1-16任一项所述的方法。
- 一种通信系统,其特征在于,所述通信系统包括如权利要求17至24任一项所述的装置和/或如权利要求25至32任一项所述的装置。
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