CN105812094B - A kind of method, apparatus of data processing, terminal and access device - Google Patents

Abstract

The present invention provides a kind of method, apparatus of data processing, terminal and access devices, this method comprises: determining the one or more packed fields for needing to compress from the first payload of the first data to be sent according to preset high frequency field；According to the mapping relations of packed field corresponding high frequency field and field number, the corresponding field number of packed field is determined one by one；It is encoded to obtain the second data according to position in the first payload of the first payload, each packed field and field number, second data obtained by coded treatment is sent to receiving end.It realizes before transmitting terminal and receiving end carry out data transmission, first the high frequency field (or substring of high frequency field) in data to be transmitted is compressed, to reduce the data volume of data to be sent, reduces the consumption of Internet resources.

Description

A kind of method, apparatus of data processing, terminal and access device

Technical field

The present invention relates to fields of communication technology more particularly to a kind of method, apparatus of data processing, terminal and access to set It is standby.

Background technique

Operator is by analyzing the data transmitted in network, inside the single data packet of discovery user's transmitting-receiving, with And there is a large amount of repetitions/identical information between the data packet continuously received or sent, that is, there is the field that some high frequencies occur, Such as the source and target IP address in IP (Internet Protocol Internet protocol) packet, TCP (Transmission Control Protocol transmission control protocol) source and target port numbers etc. in packet, user sends in the repetition in message Hold etc..

Obviously, in a network, transmit these high-frequency informations and need to consume certain network transmission resource.

Summary of the invention

In view of above-mentioned technical problem, the present invention provides the method, apparatus, terminal and access device of a kind of data processing, with Reduce the consumption of Internet resources.

According to one aspect of the present invention, a kind of method of data processing is provided, which comprises according to setting in advance Fixed high frequency field determines the one or more compressions for needing to compress from the first payload of the first data to be sent Field；According to the mapping relations of the packed field corresponding high frequency field and field number, determine that packed field is corresponding one by one Field number；According to position in the first payload of first payload, each packed field and the field It is encoded to obtain the second data, second data obtained by coded treatment is sent to receiving end.

Optionally, the packed field packed field consistent or described with preset high frequency field is to set in advance The substring of fixed high frequency field.

Optionally, second data include: the first packet header and the second payload, wherein first number According to package header include: the first instruction information, the length of the second payload, the number of the packed field and/or with each pressure The sub- header of contracting field one-to-one first, wherein it includes compression word that the first instruction information, which is used to indicate current data packet, Section；It include the reserved field not being replaced in first payload in second payload；The first sub- header It include: the position and/or the field number of second indication information, corresponding packed field in first payload； The second indication information is compressed for identifying corresponding packed field.

Optionally, the position according to first payload, packed field in the first payload and described Field number is encoded to obtain the second data, comprising:

When the corresponding high frequency field of the packed field and the corresponding field number of the high frequency field have been sent to reception When end, the second payload is determined according to reserved field to be replaced is not required in first payload；

Determine the position and described of the number, each packed field of the packed field in first payload The length of two payload；

According to position in first payload of second indication information, packed field and/or the field number, The determining and sub- header of each packed field one-to-one first；

According to the first instruction information, the length of second payload, the number of the packed field and/or one or Multiple first sub- headers, determine the first packet header；

According to first packet header and second payload, coding obtains the second data.

Optionally, second data include: the second packet header and third payload, wherein second number It include: the 4th instruction information, the length of third payload, the number of the packed field and/or the second son mark according to package header Head, wherein the 4th instruction information is used to indicate in current data packet comprising packed field；In the third payload Field is identical as the field in first payload；The second sub- header includes: third instruction information, corresponding compression Position of the field in first payload, the corresponding high frequency field of the packed field length and/or the field Number, the third instruction message identification correspond to packed field and correspond to for original field, for establishing packed field in receiving end High frequency field and field number mapping relations.

Optionally, the position according to first payload, each packed field in the first payload and The field number is encoded to obtain the second data, comprising:

When the corresponding high frequency field of the packed field and the corresponding field number of the high frequency field are not yet sent to and connect When receiving end, determine that the length of third payload, the number of the packed field, each packed field are effectively carried described first The length of position and each packed field in lotus；

Position in first payload of information, each packed field, each packed field are indicated according to third Length and/or the field number, it is determining with the sub- header of each packed field one-to-one second；

According to the 4th instruction information, the length of second payload, the number of the packed field and/or one or Multiple second sub- headers, determine the second packet header；

According to second packet header and the third payload, coding obtains the second data.

Optionally, the first packed field and the second packed field are included at least in the multiple packed field；

Second data include: third packet header and the 4th payload, and the third packet header includes: 5th instruction information, the length of the 4th payload, the packed field the sub- header of number, third and/or the 4th sub- header, Wherein, the 5th instruction information is used to indicate in current data packet comprising packed field；Include: in 4th payload Reserved field in first payload in addition to the second packed field；The sub- header of third includes: to identify corresponding packed field to be The 6th of original field, mapping relations for establishing the corresponding high frequency field of the first packed field and field number in receiving end Indicate position in first payload of information, first packed field, the packed field length and/or with The corresponding field number of first packed field；The 4th sub- header includes: to identify corresponding packed field compressed the Seven positions of the instruction information, second packed field in first payload, second packed field length And/or the field number corresponding with the second packed field.

Optionally, the position according to first payload, packed field in the first payload and described Field number is encoded to obtain the second data, comprising:

When the corresponding high frequency field of first packed field and the corresponding field number of the high frequency field are not yet sent When to receiving end, the 4th payload and its length, the number of packed field, the first packed field and the second packed field are determined The length of the length and the second packed field of position in first payload and the first packed field respectively；

According to the 6th position of the instruction information, the first packed field in first payload, the first packed field Length and/or field number corresponding with the first packed field, determine corresponding with the first packed field header of third；

According to the 7th position of the instruction information, the second packed field in first payload, the second packed field Length and/or field number corresponding with the second packed field, determine corresponding with the second packed field the 4th sub- header；

According to the 5th instruction information, the length of the 4th payload, the number of the packed field, third Header and/or the 4th sub- header, determine third packet header；

According to the third packet header and the 4th payload, coding obtains the second data.

Optionally, the method also includes:

Indicate that decompression dictionary is established in the receiving end by the message of control plane, the message of the control plane includes high frequency word Section and field number corresponding with the high frequency field.

Optionally, the method also includes:

Compressed capability is reported to the receiving end；

The relevant information for the compression algorithm that the receiving end returns is received, the relevant information of the compression algorithm is connect by described Receiving end is obtained according to the selection of compressed capability and self-ability and configuration that report.

Optionally, before reporting compressed capability to the receiving end, the method also includes:

Receive the compressed capability query messages that the transmitting terminal is sent.

According to another aspect of the invention, a kind of method of data processing is additionally provided, which comprises receive hair Sending end send the second data, second data by transmitting terminal according to preset high frequency field, to be sent first The one or more packed fields for needing to compress are determined in first payload of data；By transmitting terminal according to the compression word The mapping relations of section corresponding high frequency field and field number, determine the corresponding field number of the packed field one by one；Then By transmitting terminal according to position in the first payload of first payload, each packed field and the field number It is encoded to obtain.

Optionally, the method also includes:

The corresponding high frequency field of the packed field and the height are taken out from the second payload of second data The mapping relations of the high frequency field and the field number are charged to decompression dictionary by the corresponding field number of frequency field.

Optionally, the method also includes:

Decompression dictionary is inquired, the corresponding data of each sub- header in second data is successively decompressed, is obtained after decompression original Data.

Optionally, the method also includes:

Receive transmitting terminal send control plane message, the message of the control plane include high frequency field and with the high frequency The corresponding field number of field；

Decompression dictionary is established according to the message of the control plane.

Optionally, the method also includes:

Receive the compressed capability that the transmitting terminal reports；

The selection of the ability of the compressed capability reported according to the transmitting terminal and receiving end itself and configuration compression algorithm, and will The relevant information of the compression algorithm feeds back to the transmitting terminal.

Optionally, before receiving the compressed capability that the transmitting terminal reports, the method also includes:

Compressed capability query messages are sent to the transmitting terminal.

Optionally, second data include: the first packet header and the second payload, wherein first data Package header include: the first instruction information, the length of the second payload, the number of the packed field and/or with each compression The sub- header of field one-to-one first, wherein it includes packed field that the first instruction information, which is used to indicate current data packet,； It include the reserved field not being replaced in first payload in second payload；The first sub- header packet It includes: the position and/or the field number of second indication information, the packed field in first payload；It is described Second indication information is compressed for identifying corresponding packed field.

Optionally, second data include: the second packet header and third payload, wherein second number It include: the 4th instruction information, the length of third payload, the number of the packed field and/or the second son mark according to package header Head, wherein the 4th instruction information is used to indicate in current data packet comprising packed field；In the third payload Field is identical as the field in first payload；The second sub- header includes: third instruction information, the compression word Position of the section in first payload, the length of the corresponding high frequency field of the packed field and/or the field are compiled Number, third instruction message identification correspond to packed field as original field, corresponding for establishing packed field in receiving end The mapping relations of high frequency field and field number.

Optionally, the first packed field and the second packed field are included at least in the multiple packed field；

Second data include: third packet header and the 4th payload, and the third packet header includes: 5th instruction information, the length of the 4th payload, the packed field the sub- header of number, third and/or the 4th sub- header, Wherein, the 5th instruction information is used to indicate in current data packet comprising packed field；Include: in 4th payload Reserved field in first payload in addition to the second packed field；The sub- header of third includes: to identify corresponding packed field to be The 6th of original field, mapping relations for establishing the corresponding high frequency field of the first packed field and field number in receiving end Indicate position in first payload of information, first packed field, the packed field length and/or with The corresponding field number of first packed field；The 4th sub- header includes: to identify corresponding packed field compressed the Seven positions of the instruction information, second packed field in first payload, second packed field length And/or the field number corresponding with the second packed field.

Another aspect according to the present invention, additionally provides a kind of device of data processing, and described device includes:

Field determining module, for according to preset high frequency field, first from the first data to be sent to be effective The one or more packed fields for needing to compress are determined in load；

Number determining module, for the mapping relations according to the packed field corresponding high frequency field and field number, The corresponding field number of packed field is determined one by one；

Coding module, for according to position in the first payload of first payload, packed field and institute It states field number to be encoded to obtain the second data, second data obtained by coded treatment is sent to receiving end.

Optionally, consistent or described packed field is preparatory to the packed field with preset high frequency field The substring of the high frequency field of setting.

Optionally, second data include: the first packet header and the second payload, wherein first data Package header include: the first instruction information, the length of the second payload, the number of the packed field and/or with each compression The sub- header of field one-to-one first, wherein it includes packed field that the first instruction information, which is used to indicate current data packet,； It include the reserved field not being replaced in first payload in second payload；The first sub- header packet It includes: the position and/or the field number of second indication information, the packed field in first payload；It is described Second indication information is compressed for identifying corresponding packed field.

Optionally, the coding module is further used for: when the corresponding high frequency field of the packed field and the high frequency When the corresponding field number of field has been sent to receiving end, reserved word to be replaced is not required to according in first payload Section determines the second payload；The number that determines the packed field, each packed field are in first payload The length of position and second payload；According to second indication information, each packed field in first payload In position and the field number, it is determining with the sub- header of each packed field one-to-one first；According to the first instruction letter Breath, the length of second payload, the number of the packed field and one or more first sub- headers, determine the first number According to package header；According to first packet header and second payload, coding obtains the second data.

Optionally, second data include: the second packet header and third payload, wherein second number It include: the 4th instruction information, the length of third payload, the number of the packed field and/or the second son mark according to package header Head, wherein the 4th instruction information is used to indicate in current data packet comprising packed field；In the third payload Field is identical as the field in first payload；The second sub- header includes: third instruction information, the compression word Position of the section in first payload, the length of the corresponding high frequency field of the packed field and/or the field are compiled Number, third instruction message identification correspond to packed field as original field, corresponding for establishing packed field in receiving end The mapping relations of high frequency field and field number.

Optionally, the coding module is further used for: when the corresponding high frequency field of the packed field and the high frequency When the corresponding field number of field is not yet sent to receiving end, the length of third payload, of the packed field are determined The length of position and/or each packed field of several, each packed field in first payload；It is indicated according to third Position in first payload of information, each packed field, the length of each packed field and/or the word Segment number, the determining and sub- header of each packed field one-to-one second；It is effectively carried according to the 4th instruction information, described second The length of lotus, the number of the packed field and/or one or more second sub- headers, determine the second packet header；According to Second packet header and the third payload, coding obtain the second data.

Optionally, the first packed field and the second packed field are included at least in the multiple packed field；

Second data include: third packet header and the 4th payload, and the third packet header includes: 5th instruction information, the length of the 4th payload, the packed field the sub- header of number, third and/or the 4th sub- header, Wherein, the 5th instruction information is used to indicate in current data packet comprising packed field；Include: in 4th payload Reserved field to be replaced is not required in high frequency field corresponding with the first packed field and first payload；Third Header includes: that the corresponding packed field of mark is original field, for establishing the corresponding high frequency word of the first packed field in receiving end Section indicates the position of information, first packed field in first payload with the 6th of the mapping relations of field number It sets, the length of the packed field and field number corresponding with first packed field；The 4th sub- header includes: mark Know the position of corresponding packed field compressed 7th instruction information, second packed field in first payload It sets, the length/of second packed field or and the field number corresponding with the second packed field.

Optionally, the coding module is further used for: when the corresponding high frequency field of first packed field is corresponding When field number is not yet sent to receiving end, the 4th payload and its length, the number of packed field, the first compression word are determined Section and the second packed field length and/or second of the position in first payload and the first packed field respectively The length of packed field；According to the 6th position of the instruction information, the first packed field in first payload, the first pressure The length of contracting field and/or field number corresponding with the first packed field determine third corresponding with the first packed field Header；According to the 7th position of the instruction information, the second packed field in first payload, the length of the second packed field Degree and/or field number corresponding with the second packed field determine the 4th sub- header corresponding with the second packed field；According to Five instruction information, the length of the 4th payload, the number of the packed field, the sub- header of the third and/or described 4th sub- header determines third packet header；According to the third packet header and the 4th payload, encode To the second data.

Another aspect according to the present invention, additionally providing described device includes:

Receiving module, for receiving the second data of transmitting terminal transmission, second data are by transmitting terminal according to setting in advance Fixed high frequency field determines the one or more compressions for needing to compress from the first payload of the first data to be sent Field；By transmitting terminal according to the mapping relations of the packed field corresponding high frequency field and field number, one by one determine described in The corresponding field number of packed field；Then had according to first payload, each packed field first by transmitting terminal Position and the field number in effect load are encoded to obtain.

Optionally, described device further include:

Logging modle, for taking out the corresponding high frequency of the packed field from the second payload of second data The mapping relations of the high frequency field and the field number are charged to solution by field and the corresponding field number of the high frequency field Press dictionary.

Optionally, described device further include:

Decompression module successively decompresses the corresponding data of each sub- header in second data, solution for inquiring decompression dictionary Initial data is obtained after pressure.

Another aspect according to the present invention additionally provides a kind of terminal, comprising: the dress of data processing as described above It sets, or the device including data processing as described above.

Another aspect according to the present invention additionally provides a kind of access device, comprising: data processing as described above Device, or the device including data processing as described above.

The beneficial effects of the present invention are: when carrying out data compression, first according to preset high frequency field, from pending The one or more packed fields for needing to compress are determined in first payload of the first data sent；According to packed field pair The mapping relations of the high frequency field and field number answered determine the corresponding field number of packed field；Then effectively according to first Load and field number are encoded to obtain the second data, and the second data obtained by coded treatment are sent to receiving end, To realize before transmitting terminal and receiving end carry out data transmission, first to high frequency field (or the high frequency in data to be transmitted The substring of field) it is compressed, to reduce the data volume of data to be sent, reduce the consumption of Internet resources.

Detailed description of the invention

Fig. 1 is the schematic diagram of the method for data processing in the first embodiment of the present invention；

Fig. 2 is the schematic diagram of the method for data processing in the second embodiment of the present invention；

Fig. 3 is the schematic diagram of transmitting terminal outgoing data in the second embodiment of the present invention；

Fig. 4 be the second embodiment of the present invention in transmitting terminal data are encoded after data schematic diagram；

Fig. 5 is the schematic diagram of the method for data processing in the third embodiment of the present invention；

Fig. 6 is one of the schematic diagram of transmitting terminal outgoing data in the third embodiment of the present invention；

Fig. 7 is one of the schematic diagram of data after transmitting terminal encodes data in the third embodiment of the present invention；

Fig. 8 is one of the schematic diagram of initial data obtained after decompressing in the third embodiment of the present invention；

Fig. 9 is two of the schematic diagram of transmitting terminal outgoing data in the third embodiment of the present invention；

Figure 10 be the third embodiment of the present invention in transmitting terminal data are encoded after data schematic diagram two；

Figure 11 is the two of the schematic diagram of the initial data obtained after decompressing in the third embodiment of the present invention；

Figure 12 is the schematic diagram of transmitting terminal outgoing data in the fourth embodiment of the present invention；

Figure 13 be the fourth embodiment of the present invention in transmitting terminal data are encoded after data schematic diagram；

Figure 14 is the schematic diagram of the initial data obtained after decompressing in the fourth embodiment of the present invention；

Figure 15 is the schematic diagram of the method for data processing in the fifth embodiment of the present invention；

Figure 16 is the schematic diagram of transmitting terminal outgoing data in the fifth embodiment of the present invention；

Figure 17 be the fifth embodiment of the present invention in transmitting terminal data are encoded after data schematic diagram；

Figure 18 is the schematic diagram of the initial data obtained after decompressing in the fifth embodiment of the present invention；

Figure 19 is the flow chart that decompression dictionary is established in the sixth embodiment of the present invention；

Figure 20 is the flow chart that configuration is compressed in the seventh embodiment of the present invention；

Figure 21 is the flow chart of compressed capability inquiry in the seventh embodiment of the present invention；

Figure 22 is the flow chart of the method for the data processing of the eighth embodiment of the present invention；

Figure 23 is the structure chart of the device of the data processing of the ninth embodiment of the present invention；

Figure 24 is the structure chart of the device of the data processing of the tenth embodiment of the present invention.

Specific embodiment

Exemplary embodiments of the present disclosure are described in more detail below with reference to accompanying drawings.Although showing the disclosure in attached drawing Exemplary embodiment, it being understood, however, that may be realized in various forms the disclosure without should be by embodiments set forth here It is limited.On the contrary, these embodiments are provided to facilitate a more thoroughly understanding of the present invention, and can be by the scope of the present disclosure It is fully disclosed to those skilled in the art.

The executing subject of embodiment of the method for the invention can be terminal, be also possible to access device, when transmitting terminal is eventually When end, corresponding receiving end is access device；When transmitting terminal is access device, corresponding receiving end is terminal.Terminal (UE) It can be mobile phone (or mobile phone) or other equipment that can send or receive wireless signal, including user equipment is (eventually End), it is personal digital assistant (PDA), radio modem, wireless communication device, hand-held device, laptop computer, wireless Phone, wireless local loop (WLL) stand, movable signal can be converted to CPE (the Customer Premise of WiFi signal Equipment, customer terminal equipment) or intelligent movable hot spot, intelligent appliance or other obstructed remarkable operations can it is spontaneous with The equipment etc. of mobile communications network communication.Access device can be base station, it is of course possible to which understanding, the form of above-mentioned base station is not Limit can be macro base station (Macro Base Station), micro-base station (Pico Base Station), Node B (the mobile base of 3G The address stood), enhanced base station (eNB), family's enhanced base station (FemtoeNB or Home eNode B or Home eNB or HeNB), relay station, access point, RRU (Remote Radio Unit, far-end RF module), RRH (Remote Radio Head, remote radio head) etc..

First embodiment

Referring to Fig. 1, a kind of method of data processing is shown in figure, the specific steps are as follows:

Step S101, according to preset high frequency field, from the first payload of the first data to be sent really Make the one or more packed fields for needing to compress；

Above-mentioned high frequency field corresponds to the field that some high frequencies occur, such as source IP address, target ip address in IP packet, Source port number and destination slogan in TCP packet, user send the duplicate contents etc. in message.

Optionally, record has preset high frequency field corresponding with the high frequency field in the high frequency dictionary in transmitting terminal Then field number can determine in the first payload whether there is packed field according to the high frequency dictionary.

It should be noted that packed field can be with the consistent or packed field of preset high frequency field It is the substring of preset high frequency field, such as: the first payload is " abcdefgh ", it is assumed that high frequency field is " bcdefg " can determine that the packed field in the first payload is " bcdefg "；Another example is: the first payload is " abcdefai ", it is assumed that high frequency field is " bcdefg ", can determine that packed field is high frequency field in the first payload Front substring " bcdef "；Again for example: the first payload is " abcdefgiabcdei ", it is assumed that high frequency field is " bcdefg " can determine that two packed fields are respectively " bcdefg " and " bcde ", wherein " bcde " is high frequency field The front substring of " bcdefg ".

Step S102, according to the mapping relations of packed field corresponding high frequency field and field number, compression is determined one by one The corresponding field number of field, wherein the field length of packed field is greater than the field length of field number；

Optionally, field corresponding with the high frequency field can be generated when high frequency field is charged to high frequency dictionary by transmitting terminal Number, to establish the mapping relations of high frequency field and field number, above-mentioned field number can be corresponding with high frequency field Index value (index), certainly it should be noted that not limiting the concrete form of the field number in the present embodiment.

Step S103, the position according to the first payload, each packed field in the first payload and field are compiled It number is encoded to obtain the second data, the second data obtained by coded treatment is sent to receiving end.

It should be noted that position of the packed field in the first payload can be the packed field first effectively Initial position in load.

It should be noted that receiving end can carry out decompression processing to the second data according to decompression dictionary, or can also be with High frequency field and the corresponding field number of high frequency field are charged in decompression dictionary from the second data, decompression dictionary record has High frequency field and field number corresponding with the high frequency field.

In the present embodiment, it can be realized before transmitting terminal and receiving end carry out data transmission, first in data to be transmitted High frequency field (or substring of high frequency field) compressed, to reduce the data volume of data to be sent.

Second embodiment

It is described in this embodiment be the corresponding high frequency field of packed field field number corresponding with the high frequency field still It is not sent to receiving end when data compression process, i.e. the establishment process of decompression dictionary.Referring to fig. 2, a kind of number is illustrated in figure According to the method for processing, the specific steps are as follows:

Step S201, according to preset high frequency field, from the first payload of the first data to be sent really The one or more packed fields for needing to compress are made, subsequently into step S202；

It should be noted that the packed field determined in step S201 can be as high frequency field for establishing decompression word Allusion quotation in the present embodiment can't compress determining packed field.

It should be noted that packed field is consistent with preset high frequency field.

Step S202, according to the mapping relations of packed field corresponding high frequency field and field number, compression is determined one by one The corresponding field number of field, the field length of packed field is greater than the field length of field number, subsequently into step S203；

In the present embodiment, above-mentioned field number can be index value (index) corresponding with high frequency field, need certainly Illustrate, the concrete form of the field number is not limited in the present embodiment.

Step S203, when the corresponding high frequency field of packed field field number corresponding with the high frequency field is not yet sent to When receiving end, determine the length of third payload, the number of packed field, each packed field in the first payload The length of position and each packed field, the field in the third payload is identical as the field in the first payload, so After enter step S204；

It should be noted that the number of packed field can be 1,2 or multiple.

Step S204, the length of position in the first payload of information, packed field, packed field is indicated according to third Degree and/or field number, the determining and sub- header of each packed field one-to-one second, subsequently into step S205；

It should be noted that the corresponding sub- header of each packed field can be generated respectively when there is multiple packed fields.

Step S205, according to the 4th instruction information, the length of the second payload, the number of packed field and/or one Or multiple second sub- headers, the second packet header is determined, subsequently into step S206；

Equally, it should be noted that when there is multiple packed fields, each compression word can be determined in step S204 Then the corresponding sub- header of section can go to determine the second data by above- mentioned information and multiple second sub- headers in step S205 Package header.

Step S206, according to the second packet header and the second payload, coding obtains the second data, subsequently into step Rapid S207.

Step S207, the second data obtained by coded treatment are sent to receiving end.

Above-mentioned second data include: the second packet header and third payload, wherein the second packet header packet It includes: the 4th instruction information, the length of third payload, the number of the packed field and/or the second sub- header, wherein institute The 4th instruction information is stated to be used to indicate in current data packet comprising packed field；Field in the third payload with it is described Field in first payload is identical；The second sub- header includes: third instruction information, the packed field described the The length and/or the field number of the corresponding high frequency field in position, the packed field in one payload, the third It is original field, for establishing the corresponding high frequency field of packed field and word in receiving end that instruction message identification, which corresponds to packed field, The mapping relations of segment number.

After receiving end receives the second data packet, receiving end takes out packed field from third payload and is logged into decompression word Allusion quotation, and the corresponding field number of the packed field is recorded in decompression dictionary.

Below with a packed field, and the corresponding high frequency field of packed field field corresponding with the high frequency field is compiled It number is not yet sent to for receiving end and is introduced.

Assuming that the corresponding field number (index) of high frequency field " bcdefg " is " 5 ".Referring to Fig. 3, the first payload " abcdefgh " needs to notify solution pressure side, by above-mentioned pressure wherein " bcdefg " in the first payload is determined as packed field Contracting field " bcdefg " is used to establish decompression dictionary as high frequency field, in the present embodiment can't be to packed field " bcdefg " is compressed.

Referring to fig. 4, the information in the sub- header (Subheader) in figure is as follows: dictionary establishes mark (Dict Setup Domain), value 0, identifying corresponding packed field is original field, is used to indicate receiving end and is built according to high frequency field and field number Vertical decompression dictionary；Position (Offset domain) of the packed field in the first payload, value 1, instruction high frequency field are located at After 1st byte (i.e. " a ") of the first payload；The length (Length) of the corresponding high frequency field of packed field, value It is 6, indicates that the high frequency field length is 6byte；Field number (Index), value 5 indicate the corresponding word of high frequency field Segment number is 5.

With continued reference to Fig. 4, " T " (domain Type) in figure: including packed field in instruction current data packet；"L" (domain Packet Length): the total length of instruction third payload, 8byte；Number " N " (Number of of packed field The domain Compress subheader): value 1.

In the present embodiment, by establishing decompression dictionary, so that can be in transmitting terminal and reception in follow-up data transmission process Before end carries out data transmission, first the high frequency field (or substring of high frequency field) in data to be transmitted is compressed, with Reduce the data volume of data to be sent.

3rd embodiment

The present embodiment describes transmitting terminal and the corresponding high frequency field of packed field and field number is sent to reception The mapping relations of high frequency field and field number are logged in decompression dictionary by end, receiving end, and transmitting terminal is when sending data The data compression process when packed field is determined again.Referring to Fig. 5, a kind of method of data processing is illustrated in figure, Specific step is as follows:

Step S501, according to preset high frequency field, from the first payload of the first data to be sent really The one or more packed fields for needing to compress are made, subsequently into step S502；

It should be noted that in the present embodiment, packed field is consistent with preset high frequency field.

Step S502, according to the mapping relations of packed field corresponding high frequency field and field number, compression is determined one by one The corresponding field number of field, the field length of packed field is greater than the field length of field number, subsequently into step S503；

In the present embodiment, above-mentioned field number can be index value (index) corresponding with high frequency field, need certainly Illustrate, the concrete form of the field number is not limited in the present embodiment.

Step S503, it is connect when the corresponding high frequency field of packed field field number corresponding with the high frequency field has been sent to When receiving end, the second payload is determined according to reserved field to be replaced is not required in the first payload, subsequently into step S504；

Step S504, determine that the position and second of the number, packed field of packed field in the first payload are effective The length of load, subsequently into step S505；

It should be noted that needing to determine each packed field first respectively when the number of packed field is multiple Position in payload.

It should be noted that preferably, position of the packed field in the first payload can be the packed field and exist Initial position in first payload, is also not limited to this certainly.

Step S505, the position according to second indication information, packed field in the first payload and/or packed field Field number corresponding to corresponding high frequency field determines the first sub- header corresponding with packed field, the second indication information It is compressed for identifying corresponding packed field, subsequently into step S506；

Explanation is also needed, when there are multiple packed fields, each compression can be determined by step S505 respectively The corresponding first sub- header of field.

Step S506, according to the first instruction information, the length of the second payload, the number of packed field and/or each the One sub- header, determines the first packet header, and it includes packed field which, which is used to indicate current data packet, then Enter step S507；

Step S507, according to the first packet header and the second payload, coding obtains the second data, subsequently into step Rapid S508.

In the present embodiment, the second data include: the first packet header and the second payload, wherein the first data packet Header includes: the first instruction information, the length of the second payload, the number of packed field and/or corresponding with packed field First sub- header, the first sub- header include: the position and/or word of second indication information, packed field in the first payload Segment number.

Step S508, the second data obtained by coded treatment are sent to receiving end.

Below to determine a packed field, and transmitting terminal compiles the corresponding high frequency field of the packed field and field It number is sent to for receiving end and is illustrated.

High frequency field field number corresponding with the high frequency field receiving end is sent to before transmitting terminal, receiving end is It charges in decompression dictionary, if including the high frequency field or including the height in the payload (Payload) that transmitting terminal is sent It, can be using the compression process in the present embodiment when the front substring of frequency field.

Assuming that high frequency field " bcdefg " has been sent to receiving end and has charged to decompression dictionary, the corresponding index of high frequency field Being worth (index) is " 5 ".Referring to Fig. 6, the first payload " abcdefgi " determines that " bcdefg " in the first payload is Packed field can be compressed.

Referring to Fig. 7, being not required to reserved field to be replaced is " ai ", is that " ai " determines that second has according to above-mentioned reserved field Imitate load.The information in sub- header (Subheader) in Fig. 7 is as follows: the domain Dict Setup, value 1, identifies corresponding compression Field is compressed；Position (Offset domain) of the packed field in the first payload, value 1, instruction high frequency field are located at After 1st byte (i.e. " a ") of the first payload；Index, value 5 indicate the corresponding field number of high frequency field It is 5.Optionally, which can also include: the length (Length) of high frequency field, and value 6 indicates that the high frequency field is long Degree is 6byte.

With continued reference to Fig. 7, " T " (domain Type) in figure: including packed field in instruction current data packet；"L" (domain Packet Length): the total length of the second payload of instruction, 2byte；"N"(Number of Compress The domain subheader), indicate the number of packed field: value 1.

After receiving end receives the second data, pressure can be learnt according to the decompression dictionary at field number inquire-receive end Contracting field is " bcdefg ", obtains initial data as shown in Figure 8 after decompression.

It is illustrated for determining two packed fields below.After decompression dictionary is written in high frequency field, if hair Sending end sends high frequency field again, can star the compression process of the present embodiment；Assuming that high frequency field " bcdefg " has charged to solution Dictionary is pressed, corresponding index is 5.

Referring to Fig. 9, the first payload " abcdefgiabcdei " of transmitting terminal the first data pending, wherein " bcdefg " and " bcde " is determining the first packed field and the second packed field, can be compressed.

Referring to Figure 10, transmitting terminal data are encoded after the second data, have information that

T (domain Type): instruction current data includes packed field；

L (domain Packet Length): the total length of the second payload of the second data of instruction, 4byte；

The number N (domain Number of Compress subheader): value 2 of packed field；

Information is as follows in sub- header (Subheader1) corresponding with the first packed field:

The domain Dict Setup: 1, it identifies corresponding packed field and is compressed；

The domain Offset: 1, indicate that high frequency field corresponding with the first packed field is located at the 1st of the first payload After byte (i.e. " a ")；

Length:6 indicates the preceding 6byte of high frequency field corresponding with the first packed field；

Index:5；The corresponding field number of instruction high frequency field corresponding with the first packed field is 5.

Information is as follows in sub- header (Subheader2) corresponding with the second packed field:

The domain Dict Setup: 1, it identifies corresponding packed field and is compressed；

The domain Offset: " 9 " indicate that high frequency field corresponding with the second packed field is located at the 9th of the first payload After byte (i.e. " a ")；

Length: " 4 ", instruction correspond to the preceding 4byte of high frequency field with the second packed field；

Index: " 5 ", the corresponding field number of instruction high frequency field corresponding with the second packed field are 5.

Decompression dictionary is inquired in receiving end, successively decompresses the corresponding data of each subheader, obtains after decompression original shown in Figure 11 Data.

In the present embodiment, it can be realized before transmitting terminal and receiving end carry out data transmission, first in data to be transmitted High frequency field compressed, to reduce the data volume of data to be sent.

Fourth embodiment

Packed field is consistent with preset high frequency field in above-mentioned 3rd embodiment.It is described below and works as packed field Compression process when being the substring of preset high frequency field.

After high frequency field has been written into the decompression dictionary of receiving end, if it includes high frequency word in payload that transmitting terminal, which is sent, The front substring of section, can star the compression process of the present embodiment.Assuming that high frequency field " bcdefg " has charged to decompression dictionary, it is right The index answered is " 5 ".

Referring to Figure 12, the first payload of transmitting terminal the first data pending is " abcdefai ", wherein " bcdef " is The front substring of high frequency field " bcdefg ", can be compressed.

The second data after transmitting terminal encodes data, including following content: T are shown referring to Figure 13, in figure (domain Type): instruction current data includes packed field；L (domain Packet Length): second effectively in the second data of instruction The length of load, 3byte；The number N (domain Number of Compress subheader): value 1 of packed field；Son mark Information is as follows in head (Subheader): the domain Dict Setup: 1, it identifies corresponding packed field and is compressed；The domain Offset: 1, instruction High frequency field is located at after the 1st byte (i.e. " a ") of the first payload；The length Length:5 of packed field, instruction pressure Contracting field corresponds to 5byte before high frequency field；Index:5；Indicate that the corresponding field number of high frequency field is 5.

Decompression dictionary is inquired in receiving end, learns that packed field is " bcdef ", obtains original number shown in Figure 14 after decompression According to.

In the present embodiment, it can be realized before transmitting terminal and receiving end carry out data transmission, first in data to be transmitted The substring of high frequency field compressed, to reduce the data volume of data to be sent.

5th embodiment

The scene of the present embodiment description is to determine the first packed field and the second packed field, when the first packed field pair The high frequency field and the corresponding field number of high frequency field answered not yet are sent to data compression process when receiving end.Referring to figure 15, a kind of method of data processing is shown in figure, the specific steps are as follows:

Step S1501, according to preset high frequency field, from the first payload of the first data to be sent really The first packed field and the second packed field for needing to compress are made, subsequently into step S1502；

It should be noted that the first packed field and the second packed field are consistent with preset high frequency field, or The first packed field of person and the second packed field are the substring of preset high frequency field, such as front substring.

Step S1502, according to the mapping relations of packed field corresponding high frequency field and field number, the first compression is determined Field and the corresponding field number of the second packed field, subsequently into step S1503；

In the present embodiment, the mapping relations for having high frequency field and field number are recorded in the high frequency dictionary of transmitting terminal.

Step S1503, when the corresponding field number of the first packed field is not yet sent to receiving end, determine that the 4th is effective Load and its length, the number of packed field, the first packed field and the second packed field are respectively in the first payload The length of the length and the second packed field of position and the first packed field, subsequently into step S1504；

It include: the reserved field in the first payload in addition to the second packed field in above-mentioned 4th payload, ginseng See the example of Figure 17, the 4th payload " abcdefgiai ".

Step S1504, the position according to the 6th instruction information, the first packed field in the first payload, the first pressure The length of contracting field and/or field number corresponding with the first packed field determine third corresponding with the first packed field Header, subsequently into step S1505；

Above-mentioned 6th instruction information is used to establish decompression dictionary in receiving end, and record has the first compression word in the decompression dictionary The mapping relations of section corresponding high frequency field and field number.

Step S1505, the position according to the 7th instruction information, the second packed field in the first payload, the second pressure The length of contracting field and/or field number corresponding with the second packed field determine the 4th son corresponding with the second packed field Header, subsequently into step S1506；

Above-mentioned 7th instruction information is compressed for identifying corresponding packed field.

Step S1506, according to the 5th instruction information, the length of the 4th payload, the number of packed field, third sub- mark Head and/or the 4th sub- header, determine third packet header, subsequently into step S1507；

Above-mentioned 5th instruction information is used to indicate in current data packet comprising packed field.

Step S1507, according to third packet header and the 4th payload, coding obtains the second data, subsequently into Step S1508；

Step S1508, the second data obtained by coded treatment are sent to receiving end.

In the present embodiment, the second data include: third packet header and the 4th payload, third packet header It include: the 5th instruction information, the length of the 4th payload, the number of packed field, the sub- header of third and/or the 4th son mark Head, wherein the 5th instruction information is used to indicate in current data packet comprising packed field；It include: first in 4th payload Reserved field in payload in addition to the second packed field；The sub- header of third includes: that the corresponding packed field of mark is original 6th instruction of field, mapping relations for establishing the corresponding high frequency field of the first packed field and field number in receiving end Position in the first payload of information, the first packed field, the length of packed field and/or corresponding with the first packed field Field number；4th sub- header includes: to identify corresponding packed field the compressed 7th to indicate that information, the second packed field exist The length and/or field number corresponding with the second packed field of position, the second packed field in first payload.

It is established below with reference to decompression dictionary, while compressing the method that (complete high frequency field) process introduces the present embodiment:

Referring to Figure 16, transmitting terminal raw data packets pending are as follows: field " bcdefg " is transmitting terminal in the first payload The high frequency field identified, which is written high frequency dictionary by transmitting terminal, and numbering is 5.The high frequency field and correspondence Label information be not yet sent to receiving end (solution pressure side), the first packed field " bcdefg ", the second packed field " bcde ".

Referring to Figure 17, the second data after transmitting terminal encodes data are as follows:

T (domain Type): instruction current data includes packed field；

L (domain Packet Length): the total length of the second payload of instruction, 10byte；

N (domain Number of Compress subheader): value 2；

Information is as follows in the corresponding sub- header Subheader1 of first packed field:

The domain Dict Setup: 0, identifying corresponding packed field is original field, is used to indicate receiving end and establishes decompression dictionary；

The domain Offset: 1, instruction packed field is located at after the 1st character of the first payload；

Length:6, instruction packed field length are 6byte；

Index:5；Indicate that the corresponding field number of the packed field is 5.

After receiving the data packet, receiving end unpack field bcdefg from the second payload of the second data charges to decompression Dictionary, corresponding index are 5.

Information is as follows in the corresponding sub- header Subheader2 of second packed field:

The domain Dict Setup: 1, it identifies corresponding packed field and is compressed；

The domain Offset: 9, instruction packed field is located at after the 9th character of the first payload；

Length:4, instruction packed field length are 4byte；

Index:5；The field number for indicating high frequency field corresponding to the packed field is 5.

Decompression dictionary is inquired in receiving end, and solution extrudes the corresponding data of the corresponding sub- header of the second packed field, after decompression To initial data as shown in figure 18.

Sixth embodiment

In the above-described embodiments, the foundation of decompression dictionary is based on the domain Dict Setup, can define hair in the present embodiment The special signaling procedure of sending end and receiving end is established for decompression dictionary.

Content same as the previously described embodiments no longer applies state herein.In the present embodiment, this method further include: pass through definition The message of control plane indicate that decompression dictionary is established in the receiving end, the message of the control plane of definition include high frequency field and with institute State the corresponding field number of high frequency field.

Referring to Figure 19, transmitting terminal and receiving end can establish decompression field by defining the message of control plane.If should Compression process then can use RRC (Radio Resource Control, wireless money for the data compression between UE and eNB Source control protocol) or PDCP (Packet Data Convergence Protocol, Packet Data Convergence Protocol) layer message Establish decompression dictionary.If establishing decompression dictionary using the present embodiment, do not have to carry again in the corresponding sub- header of packed field The domain Dict Setup.

7th embodiment

Content same as the previously described embodiments no longer applies state herein.In the present embodiment, this method further include: Xiang Suoshu connects Receiving end reports compressed capability；Receive the relevant information for the compression algorithm that the receiving end returns, the related letter of the compression algorithm Breath is obtained by the receiving end according to the selection of compressed capability and self-ability and configuration that report.

Referring to fig. 20, when compressing opposite end and being respectively UE and eNB, UE can report compressed capability to eNB；ENB is according to UE The ability and self-ability reported is that UE selects and configure compression algorithm, and such as: high frequency dictionary establishes mode；Whether high frequency is supported The front substring of field compresses；Compression algorithm selection (such as UE and eNB support a variety of compression algorithms).

The compressed capability of 1, UE sends the compressed capability query process that may be initiated by eNB and triggers referring to fig. 2.ENB passes through Process triggering UE reports compressed capability.

8th embodiment

Referring to fig. 22, a kind of method of data processing is shown in figure, the specific steps are as follows:

Step S2201, the second data that transmitting terminal is sent are received, second data are by transmitting terminal according to preset High frequency field determines the one or more compression words for needing to compress from the first payload of the first data to be sent Section；By transmitting terminal according to the mapping relations of the packed field corresponding high frequency field and field number, compression word is determined one by one The corresponding field number of section；Then by transmitting terminal according to first payload, each packed field in the first payload In position and the field number encoded to obtain, subsequently into step S2202 or step S2203.

Step S2202, the corresponding high frequency field of packed field and high frequency are taken out from the second payload of the second data The mapping relations of high frequency field and field number are charged to decompression dictionary by the corresponding field number of field.

Step S2203, decompression dictionary is inquired, the corresponding data of each sub- header in the second data are successively decompressed, after decompression To the first data.

Optionally, in the present embodiment, the method also includes:

Receive transmitting terminal send control plane message, the message of the control plane include high frequency field and with the high frequency The corresponding field number of field；

Decompression dictionary is established according to the message of the control plane.

Optionally, in the present embodiment, the method also includes:

Receive the compressed capability that the transmitting terminal reports；

The selection of the ability of the compressed capability reported according to the transmitting terminal and receiving end itself and configuration compression algorithm, and will The relevant information of the compression algorithm feeds back to the transmitting terminal.

Optionally, in the present embodiment, before receiving the compressed capability that the transmitting terminal reports, the method is also wrapped It includes:

Compressed capability query messages are sent to the transmitting terminal.

Optionally, in the present embodiment, second data include: the first packet header and the second payload, Described in the first packet header include: the first instruction information, the length of the second payload, the number of the packed field And/or with the sub- header of each packed field one-to-one first, wherein it is described first instruction information be used to indicate current data Packet includes packed field；It include the reserved field not being replaced in first payload in second payload；Institute It includes: position in first payload of second indication information, the packed field and/or described for stating the first sub- header Field number；The second indication information is compressed for identifying corresponding packed field.

Optionally, in the present embodiment, second data include: the second packet header and third payload, In, second packet header includes: the 4th instruction information, the length of third payload, the number of the packed field And/or the second sub- header, wherein the 4th instruction information is used to indicate in current data packet comprising packed field；Described Field in three payload is identical as the field in first payload；The second sub- header includes: third instruction Position in first payload of information, the packed field, the corresponding high frequency field of the packed field length And/or the field number, it is original field, for establishing in receiving end that the third instruction message identification, which corresponds to packed field, The mapping relations of packed field corresponding high frequency field and field number.

Optionally, in the present embodiment, the first packed field and the second compression are included at least in the multiple packed field Field；

Second data include: third packet header and the 4th payload, and the third packet header includes: 5th instruction information, the length of the 4th payload, the packed field the sub- header of number, third and/or the 4th sub- header, Wherein, the 5th instruction information is used to indicate in current data packet comprising packed field；Include: in 4th payload Reserved field in first payload in addition to the second packed field；The sub- header of third includes: to identify corresponding packed field to be The 6th of original field, mapping relations for establishing the corresponding high frequency field of the first packed field and field number in receiving end Indicate position in first payload of information, first packed field, the packed field length and/or with The corresponding field number of first packed field；The 4th sub- header includes: to identify corresponding packed field compressed the Seven positions of the instruction information, second packed field in first payload, second packed field length And/or the field number corresponding with the second packed field.

In the present embodiment, it can be realized before transmitting terminal and receiving end carry out data transmission, first in data to be transmitted High frequency field (contain substring) compressed, to reduce the data volume of data to be sent.

9th embodiment

Referring to fig. 23, a kind of device of data processing is shown in figure, which includes:

Field determining module 231, for having from the first of the first data to be sent according to preset high frequency field The one or more packed fields for needing to compress are determined in effect load；

Number determining module 232, for being closed according to the mapping of the corresponding high frequency field of the packed field and field number System, determines the corresponding field number of the packed field one by one；

Coding module 233, for according to position in the first payload of first payload, packed field and The field number is encoded to obtain the second data, and second data obtained by coded treatment are sent to reception End.

Optionally, in the present embodiment, the packed field with preset high frequency field consistent or described pressure Contracting field is the substring of preset high frequency field.

Optionally, in the present embodiment, second data include: the first packet header and the second payload, Described in the first packet header include: the first instruction information, the length of the second payload, the number of the packed field And/or with the sub- header of each packed field one-to-one first, wherein it is described first instruction information be used to indicate current data Packet includes packed field；It include the reserved field not being replaced in first payload in second payload；Institute It includes: position in first payload of second indication information, the packed field and/or described for stating the first sub- header Field number；The second indication information is compressed for identifying corresponding packed field.

Optionally, in the present embodiment, the coding module is further used for: when the corresponding high frequency word of the packed field When corresponding with the high frequency field field number of section has been sent to receiving end, according to do not needed in first payload by The reserved field of replacement determines the second payload；The number that determines the packed field, each packed field are described first The length of position and second payload in payload；According to second indication information, each packed field described Position and the field number in first payload, the determining and sub- header of each packed field one-to-one first；Root According to the first instruction information, the first son of the length of second payload, the number of the packed field and/or one or more Header determines the first packet header；According to first packet header and second payload, coding obtains second Data.

Optionally, in the present embodiment, second data include: the second packet header and third payload, In, second packet header includes: the 4th instruction information, the length of third payload, the number of the packed field And/or the second sub- header, wherein the 4th instruction information is used to indicate in current data packet comprising packed field；Described Field in three payload is identical as the field in first payload；The second sub- header includes: third instruction Position in first payload of information, the packed field, the corresponding high frequency field of the packed field length And/or the field number, it is original field, for establishing in receiving end that the third instruction message identification, which corresponds to packed field, The mapping relations of packed field corresponding high frequency field and field number.

Optionally, in the present embodiment, the coding module is further used for: when the corresponding high frequency word of the packed field When corresponding with the high frequency field field number of section is not yet sent to receiving end, the length, described of third payload is determined The length of the position and/or each packed field of the number of packed field, each packed field in first payload； The length of position in first payload of information, the packed field, each packed field is indicated according to third Degree and/or the field number, the determining and sub- header of each packed field one-to-one second；According to the 4th instruction information, The length of second payload, the number of the packed field and/or one or more second sub- headers, determine the second number According to package header；According to second packet header and the third payload, coding obtains the second data.

Optionally, in the present embodiment, the first packed field and the second compression are included at least in the multiple packed field Field；

Second data include: third packet header and the 4th payload, and the third packet header includes: 5th instruction information, the length of the 4th payload, the packed field the sub- header of number, third and/or the 4th sub- header, Wherein, the 5th instruction information is used to indicate in current data packet comprising packed field；Include: in 4th payload Reserved field to be replaced is not required in high frequency field corresponding with the first packed field and first payload；Third Header includes: that the corresponding packed field of mark is original field, for establishing the corresponding high frequency word of the first packed field in receiving end Section indicates the position of information, first packed field in first payload with the 6th of the mapping relations of field number It sets, the length of the packed field and/or field number corresponding with first packed field；The 4th sub- header packet It includes: identifying the compressed 7th instruction information of corresponding packed field, second packed field in first payload Position, second packed field length and/or the field number corresponding with the second packed field.

Optionally, in the present embodiment, the coding module is further used for: when the corresponding word of first packed field When segment number is not yet sent to receiving end, the 4th payload and its length, the number of packed field, the first packed field are determined The length and second of the position in first payload and the first packed field is compressed respectively with the second packed field The length of field；According to the 6th position of the instruction information, the first packed field in first payload, the first compression word The length and/or field number corresponding with the first packed field of section determine the sub- header of third corresponding with the first packed field； According to the 7th position of the instruction information, the second packed field in first payload, the second packed field length and/ Or field number corresponding with the second packed field, determine the 4th sub- header corresponding with the second packed field；According to the five fingers Show information, the length of the 4th payload, the number of the packed field, the sub- header of the third and/or the described 4th Sub- header determines third packet header；According to the third packet header and the 4th payload, coding obtains the Two data.

Tenth embodiment

Referring to fig. 24, a kind of device of data processing is shown in figure, which includes:

Receiving module 241, for receiving the second data of transmitting terminal transmission, second data are by transmitting terminal according in advance The high frequency field of setting determines the one or more pressures for needing to compress from the first payload of the first data to be sent Contracting field；By transmitting terminal according to the mapping relations of the packed field corresponding high frequency field and field number, institute is determined one by one State the corresponding field number of packed field；Then by transmitting terminal according to first payload, each packed field first Position and the field number in payload are encoded to obtain.

Optionally, described device further include: logging modle 242, for from the second payload of second data The corresponding high frequency field of the packed field and the corresponding field number of the high frequency field are taken out, by the high frequency field and institute The mapping relations for stating field number charge to decompression dictionary.

Optionally, described device further include: decompression module 243 successively decompresses second number for inquiring decompression dictionary Each sub- header corresponding data in obtain initial data after decompression.

11st embodiment

A kind of terminal is provided in the present embodiment, comprising: at the data as described in the 9th embodiment or the tenth embodiment The device of reason.Terminal (UE) can be mobile phone (or mobile phone) or other equipment that can send or receive wireless signal, Including user equipment (terminal), personal digital assistant (PDA), radio modem, wireless communication device, hand-held device, knee Laptop computer, wireless phone, wireless local loop (WLL) stand, movable signal can be converted to the CPE of WiFi signal (Customer Premise Equipment, customer terminal equipment) or intelligent movable hot spot, intelligent appliance or other do not pass through The operation of people can the spontaneous equipment etc. communicated with mobile communications network.

12nd embodiment

A kind of access device is provided in the present embodiment, comprising: such as the number described in the 9th embodiment or the tenth embodiment According to the device of processing.Access device can be base station, it is of course possible to which the form of understanding, above-mentioned base station is unlimited, can be macro Base station (Macro Base Station), micro-base station (Pico Base Station), Node B (address of the mobile base station 3G), Enhanced base station (ENB), family's enhanced base station (FemtoeNB or Home eNode B or Home eNB or HNEB), relaying It stands, access point, RRU (Remote Radio Unit, far-end RF module), RRH (Remote Radio Head, remote radio Head) etc..

In several embodiments provided herein, it should be understood that disclosed method and apparatus, it can be by other Mode realize.For example, the apparatus embodiments described above are merely exemplary, for example, the division of the unit, only For a kind of logical function partition, there may be another division manner in actual implementation, such as multiple units or components can combine Or it is desirably integrated into another system, or some features can be ignored or not executed.Another point, shown or discussed phase Coupling, direct-coupling or communication connection between mutually can be through some interfaces, the INDIRECT COUPLING or communication of device or unit Connection can be electrical property, mechanical or other forms.

It, can also be in addition, the functional units in various embodiments of the present invention may be integrated into one processing unit It is that the independent physics of each unit includes, can also be integrated in one unit with two or more units.Above-mentioned integrated list Member both can take the form of hardware realization, can also realize in the form of hardware adds SFU software functional unit.

The above-mentioned integrated unit being realized in the form of SFU software functional unit can store and computer-readable deposit at one In storage media.Above-mentioned SFU software functional unit is stored in a storage medium, including some instructions are used so that a computer Equipment (can be personal computer, server or the network equipment etc.) executes receiving/transmission method described in each embodiment of the present invention Part steps.And storage medium above-mentioned includes: USB flash disk, mobile hard disk, read-only memory (Read-Only Memory, abbreviation ROM), random access memory (Random Access Memory, abbreviation RAM), magnetic or disk etc. are various can store The medium of program code.

Above-described is the preferred embodiment of the present invention, it should be pointed out that the ordinary person of the art is come It says, several improvements and modifications can also be made under the premise of not departing from principle of the present invention, these improvements and modifications also exist In protection scope of the present invention.

Claims (24)

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

According to preset high frequency field, determine that needs compress from the first payload of the first data to be sent One or more packed fields；

According to the mapping relations of the packed field corresponding high frequency field and field number, determine that packed field is corresponding one by one Field number；

It is carried out according to position in the first payload of first payload, each packed field and the field number Coding obtains the second data, and second data obtained by coded treatment are sent to receiving end；

Second data include: the first packet header and the second payload, wherein the first packet header packet Include: first indicates information, the length of the second payload, the number of the packed field and corresponds with each packed field The first sub- header, wherein it is described first instruction information be used to indicate current data packet include packed field；Described second effectively It include the reserved field not being replaced in first payload in load；The first sub- header includes: the second instruction letter Breath, position and/or the field number of the corresponding packed field in first payload；The second indication information It is compressed for identifying corresponding packed field；

Or

Second data include: the second packet header and third payload, wherein the second packet header packet It includes: the 4th instruction information, the length of third payload, the number of the packed field and the second sub- header, wherein described the Four instruction information are used to indicate in current data packet comprising packed field；Field and described first in the third payload Field in payload is identical；The second sub- header includes: third instruction information, corresponding packed field described first The length and/or the field number of the corresponding high frequency field in position, the packed field in payload, the third refer to Showing that message identification corresponds to packed field is original field, for establishing the corresponding high frequency field of packed field and field in receiving end The mapping relations of number；

Or

The first packed field and the second packed field are included at least in the multiple packed field；

Second data include: third packet header and the 4th payload, and the third packet header includes: the 5th Indicate information, the length of the 4th payload, the packed field the sub- header of number, third and the 4th sub- header, wherein institute The 5th instruction information is stated to be used to indicate in current data packet comprising packed field；It include: first to have in 4th payload Imitate the reserved field in load in addition to the second packed field；The sub- header of third includes: to identify to correspond to packed field as original word 6th instruction letter of section, mapping relations for establishing the corresponding high frequency field of the first packed field and field number in receiving end Breath, position of first packed field in first payload, the length of the packed field and/or with described the The corresponding field number of one packed field；The 4th sub- header includes: to identify compressed 7th instruction of corresponding packed field Position in first payload of information, second packed field, the length of second packed field and/or institute State field number corresponding with the second packed field.

2. the method according to claim 1, wherein the packed field and preset high frequency field one It causes or the packed field is the substring of preset high frequency field.

3. the method according to claim 1, wherein described exist according to first payload, packed field Position and the field number in first payload are encoded to obtain the second data, comprising:

When the corresponding high frequency field of the packed field and the corresponding field number of the high frequency field have been sent to receiving end, The second payload is determined according to reserved field to be replaced is not required in first payload；

Determine that the position and described second of the number, each packed field of the packed field in first payload have Imitate the length of load；

According to position in first payload of second indication information, packed field and/or the field number, determine With the sub- header of each packed field one-to-one first；

According to the first instruction information, the length of second payload, the number and/or one or more of the packed field First sub- header, determines the first packet header；

According to first packet header and second payload, coding obtains the second data.

4. the method according to claim 1, wherein described according to first payload, each compression word Position and the field number of the section in the first payload are encoded to obtain the second data, comprising:

When the corresponding high frequency field of the packed field and the corresponding field number of the high frequency field are not yet sent to receiving end When, determine the length of third payload, the number of the packed field, each packed field in first payload Position and each packed field length；

The length of position in first payload of information, each packed field, each packed field is indicated according to third Degree and/or the field number, the determining and sub- header of each packed field one-to-one second；

According to the 4th instruction information, the length of second payload, the number and/or one or more of the packed field Second sub- header, determines the second packet header；

According to second packet header and the third payload, coding obtains the second data.

5. the method according to claim 1, wherein described exist according to first payload, packed field Position and the field number in first payload are encoded to obtain the second data, comprising:

When the corresponding high frequency field of first packed field and the corresponding field number of the high frequency field are not yet sent to and connect When receiving end, the 4th payload and its length, the number of packed field, the first packed field and the second packed field difference are determined The length of position and the first packed field in first payload and the length of the second packed field；

According to the 6th position of the instruction information, the first packed field in first payload, the length of the first packed field Degree and/or field number corresponding with the first packed field determine the sub- header of third corresponding with the first packed field；

According to the 7th position of the instruction information, the second packed field in first payload, the length of the second packed field Degree and/or field number corresponding with the second packed field determine the 4th sub- header corresponding with the second packed field；

According to the 5th instruction information, the length of the 4th payload, the number of the packed field, the sub- header of the third And/or the 4th sub- header, determine third packet header；

According to the third packet header and the 4th payload, coding obtains the second data.

6. the method according to claim 1, wherein the method also includes:

Indicate that decompression dictionary is established in the receiving end by the message of control plane, the message of the control plane include high frequency field and Field number corresponding with the high frequency field.

7. the method according to claim 1, wherein the method also includes:

Compressed capability is reported to the receiving end；

The relevant information for the compression algorithm that the receiving end returns is received, the relevant information of the compression algorithm is by the receiving end It is obtained according to the selection of compressed capability and self-ability and configuration that report.

8. described the method according to the description of claim 7 is characterized in that before reporting compressed capability to the receiving end Method further include:

Receive the compressed capability query messages that the transmitting terminal is sent.

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

Receive the second data that transmitting terminal is sent, second data by transmitting terminal according to preset high frequency field, to The one or more packed fields for needing to compress are determined in first payload of the first data sent；By transmitting terminal according to The mapping relations of the packed field corresponding high frequency field and field number, determine the corresponding field of the packed field one by one Number；Then by transmitting terminal according to position in the first payload of first payload, each packed field and institute Field number is stated to be encoded to obtain；

Second data include: the first packet header and the second payload, wherein first packet header includes: First instruction information, the length of the second payload, the number of the packed field and one-to-one with each packed field First sub- header, wherein it includes packed field that the first instruction information, which is used to indicate current data packet,；Described second effectively carries It include the reserved field not being replaced in first payload in lotus；The first sub- header include: second indication information, Position and/or the field number of the packed field in first payload；The second indication information is used for Corresponding packed field is identified to be compressed；

Or

Second data include: the second packet header and third payload, wherein the second packet header packet It includes: the 4th instruction information, the length of third payload, the number of the packed field and the second sub- header, wherein described the Four instruction information are used to indicate in current data packet comprising packed field；Field and described first in the third payload Field in payload is identical；The second sub- header includes: that third indicates that information, the packed field have described first The length and/or the field number of position, the corresponding high frequency field of the packed field in effect load, the third instruction It is original field, for establishing the corresponding high frequency field of packed field and field volume in receiving end that message identification, which corresponds to packed field, Number mapping relations；

Or

The first packed field and the second packed field are included at least in the multiple packed field；

Second data include: third packet header and the 4th payload, and the third packet header includes: the 5th Indicate information, the length of the 4th payload, the packed field the sub- header of number, third and the 4th sub- header, wherein institute The 5th instruction information is stated to be used to indicate in current data packet comprising packed field；It include: first to have in 4th payload Imitate the reserved field in load in addition to the second packed field；The sub- header of third includes: to identify to correspond to packed field as original word 6th instruction letter of section, mapping relations for establishing the corresponding high frequency field of the first packed field and field number in receiving end Breath, position of first packed field in first payload, the length of the packed field and/or with described the The corresponding field number of one packed field；The 4th sub- header includes: to identify compressed 7th instruction of corresponding packed field Position in first payload of information, second packed field, the length of second packed field and/or institute State field number corresponding with the second packed field.

10. according to the method described in claim 9, it is characterized in that, the method also includes:

The corresponding high frequency field of the packed field and the high frequency word are taken out from the second payload of second data The mapping relations of the high frequency field and the field number are charged to decompression dictionary by the corresponding field number of section.

11. according to the method described in claim 10, it is characterized in that, the method also includes:

Decompression dictionary is inquired, the corresponding data of each sub- header in second data is successively decompressed, obtains initial data after decompression.

12. according to the method described in claim 9, it is characterized in that, the method also includes:

Receive transmitting terminal send control plane message, the message of the control plane include high frequency field and with the high frequency field Corresponding field number；

Decompression dictionary is established according to the message of the control plane.

13. according to the method described in claim 9, it is characterized in that, the method also includes:

Receive the compressed capability that the transmitting terminal reports；

The selection of the ability of the compressed capability reported according to the transmitting terminal and receiving end itself and configuration compression algorithm, and will be described The relevant information of compression algorithm feeds back to the transmitting terminal.

14. according to the method for claim 13, which is characterized in that receive compressed capability that the transmitting terminal reports it Before, the method also includes:

Compressed capability query messages are sent to the transmitting terminal.

15. a kind of device of data processing, which is characterized in that described device includes:

Field determining module is used for according to preset high frequency field, from the first payload of the first data to be sent In determine to need one or more packed fields for compressing；

Number determining module, for the mapping relations according to the packed field corresponding high frequency field and field number, one by one Determine the corresponding field number of packed field；

Coding module, for according to position in the first payload of first payload, packed field and the word Segment number is encoded to obtain the second data, and second data obtained by coded treatment are sent to receiving end；

Second data include: the first packet header and the second payload, wherein first packet header includes: First instruction information, the length of the second payload, the number of the packed field and one-to-one with each packed field First sub- header, wherein it includes packed field that the first instruction information, which is used to indicate current data packet,；Described second effectively carries It include the reserved field not being replaced in first payload in lotus；The first sub- header include: second indication information, Position and/or the field number of the packed field in first payload；The second indication information is used for Corresponding packed field is identified to be compressed；

Or

Second data include: the second packet header and third payload, wherein the second packet header packet It includes: the 4th instruction information, the length of third payload, the number of the packed field and the second sub- header, wherein described the Four instruction information are used to indicate in current data packet comprising packed field；Field and described first in the third payload Field in payload is identical；The second sub- header includes: that third indicates that information, the packed field have described first The length and/or the field number of position, the corresponding high frequency field of the packed field in effect load, the third instruction It is original field, for establishing the corresponding high frequency field of packed field and field volume in receiving end that message identification, which corresponds to packed field, Number mapping relations；

Or

The first packed field and the second packed field are included at least in the multiple packed field；

Second data include: third packet header and the 4th payload, and the third packet header includes: the 5th Indicate information, the length of the 4th payload, the packed field the sub- header of number, third and the 4th sub- header, wherein institute The 5th instruction information is stated to be used to indicate in current data packet comprising packed field；Include: in 4th payload and first Reserved field to be replaced is not required in the corresponding high frequency field of packed field and first payload；The sub- header packet of third Include: identifying corresponding packed field is original field, for establishing the corresponding high frequency field of the first packed field and word in receiving end 6th position of the instruction information, first packed field in first payload of the mapping relations of segment number, institute State the length and field number corresponding with first packed field of packed field；The 4th sub- header includes: mark pair Answer position of the compressed 7th instruction information, second packed field of packed field in first payload, institute State the second packed field length/or with the field number corresponding with the second packed field.

16. device according to claim 15, which is characterized in that the packed field and preset high frequency field Unanimously or the packed field be preset high frequency field substring.

17. device according to claim 15, which is characterized in that the coding module is further used for: when the compression When the corresponding high frequency field of field and the corresponding field number of the high frequency field have been sent to receiving end, have according to described first Reserved field to be replaced, which is not required to, in effect load determines the second payload；Determine number, each pressure of the packed field The length of position and second payload of the contracting field in first payload；According to second indication information, respectively Position and the field number of a packed field in first payload, it is determining to be corresponded with each packed field The first sub- header；According to the first instruction information, the length of second payload, the number of the packed field and one Or multiple first sub- headers, determine the first packet header；According to first packet header and second payload, Coding obtains the second data.

18. device according to claim 15, which is characterized in that the coding module is further used for: when the compression When the corresponding high frequency field of field and the corresponding field number of the high frequency field are not yet sent to receiving end, determine that third is effective Position in first payload of the length of load, the number of the packed field, each packed field and/or each The length of packed field；Position in first payload of information, each packed field, Mei Gesuo are indicated according to third State the length and/or the field number of packed field, the determining and sub- header of each packed field one-to-one second；According to 4th instruction information, the length of second payload, the number of the packed field and/or one or more the second son mark Head determines the second packet header；According to second packet header and the third payload, coding obtains the second number According to.

19. device according to claim 15, which is characterized in that the coding module is further used for: when described first When the corresponding field number of the corresponding high frequency field of packed field is not yet sent to receiving end, the 4th payload and its length are determined Degree, the number of packed field, the first packed field and the second packed field respectively the position in first payload with And first packed field length and/or the second packed field length；According to the 6th instruction information, the first packed field in institute The length and/or field number corresponding with the first packed field of position in the first payload, the first packed field are stated, really The fixed sub- header of third corresponding with the first packed field；It is effective described first according to the 7th instruction information, the second packed field The length and/or field number corresponding with the second packed field of position, the second packed field in load determine and the second pressure The corresponding 4th sub- header of contracting field；According to the 5th instruction information, the length of the 4th payload, the packed field Number, the sub- header of the third and/or the 4th sub- header, determine third packet header；According to the third data packet Header and the 4th payload, coding obtain the second data.

20. a kind of device of data processing, which is characterized in that described device includes:

Receiving module, for receiving the second data of transmitting terminal transmission, second data are by transmitting terminal according to preset High frequency field determines the one or more compression words for needing to compress from the first payload of the first data to be sent Section；By transmitting terminal according to the mapping relations of the packed field corresponding high frequency field and field number, the pressure is determined one by one The corresponding field number of contracting field；Then effective first according to first payload, each packed field by transmitting terminal Position and the field number in load are encoded to obtain；

Second data include: the first packet header and the second payload, wherein first packet header includes: First instruction information, the length of the second payload, the number of the packed field and one-to-one with each packed field First sub- header, wherein it includes packed field that the first instruction information, which is used to indicate current data packet,；Described second effectively carries It include the reserved field not being replaced in first payload in lotus；The first sub- header include: second indication information, Position and/or the field number of the packed field in first payload；The second indication information is used for Corresponding packed field is identified to be compressed；

Or

Second data include: the second packet header and third payload, wherein the second packet header packet It includes: the 4th instruction information, the length of third payload, the number of the packed field and the second sub- header, wherein described the Four instruction information are used to indicate in current data packet comprising packed field；Field and described first in the third payload Field in payload is identical；The second sub- header includes: that third indicates that information, the packed field have described first The length and/or the field number of position, the corresponding high frequency field of the packed field in effect load, the third instruction It is original field, for establishing the corresponding high frequency field of packed field and field volume in receiving end that message identification, which corresponds to packed field, Number mapping relations；

Or

The first packed field and the second packed field are included at least in the multiple packed field；

Second data include: third packet header and the 4th payload, and the third packet header includes: the 5th Indicate information, the length of the 4th payload, the packed field the sub- header of number, third and the 4th sub- header, wherein institute The 5th instruction information is stated to be used to indicate in current data packet comprising packed field；It include: first to have in 4th payload Imitate the reserved field in load in addition to the second packed field；The sub- header of third includes: to identify to correspond to packed field as original word 6th instruction letter of section, mapping relations for establishing the corresponding high frequency field of the first packed field and field number in receiving end Breath, position of first packed field in first payload, the length of the packed field and/or with described the The corresponding field number of one packed field；The 4th sub- header includes: to identify compressed 7th instruction of corresponding packed field Position in first payload of information, second packed field, the length of second packed field and/or institute State field number corresponding with the second packed field.

21. device according to claim 20, which is characterized in that described device further include:

Logging modle, for taking out the corresponding high frequency field of the packed field from the second payload of second data The mapping relations of the high frequency field and the field number are charged to decompression word by field number corresponding with the high frequency field Allusion quotation.

22. device according to claim 21, which is characterized in that described device further include:

Decompression module successively decompresses the corresponding data of each sub- header in second data for inquiring decompression dictionary, after decompression Obtain initial data.

23. a kind of terminal characterized by comprising such as the device of the described in any item data processings of claim 15 to 19, or Person includes the device such as the data processing of any one of claim 20 to 22.

24. a kind of access device characterized by comprising such as the dress of the described in any item data processings of claim 15 to 19 It sets, or includes the device such as the data processing of any one of claim 20 to 22.