CN102546547A - Internet protocol (IP) message transmission method, network side equipment and terminal - Google Patents
Internet protocol (IP) message transmission method, network side equipment and terminal Download PDFInfo
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- CN102546547A CN102546547A CN2010106013789A CN201010601378A CN102546547A CN 102546547 A CN102546547 A CN 102546547A CN 2010106013789 A CN2010106013789 A CN 2010106013789A CN 201010601378 A CN201010601378 A CN 201010601378A CN 102546547 A CN102546547 A CN 102546547A
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Abstract
The invention discloses an Internet protocol (IP) message transmission method, network side equipment and a terminal. The method comprises the following steps that: the network side equipment or the terminal compresses the message contents of an IP message to be transmitted; and the network side equipment or the terminal transmits the compressed IP message. By the technical scheme, the problem that bandwidth utilization efficiency cannot meet requirements in the prior art is solved, and the effect of effectively improving the wireless bandwidth utilization efficiency is further achieved.
Description
Technical field
The present invention relates to the communications field, in particular to a kind of IP (Internet Protocol, internet protocol) file transmitting method, network measurement equipment and terminal.
Background technology
Development along with wireless communication technique; 3GPP (3rd Generation partnership project; The third generation mobile gpp) in the evolution of HSPA (High Speed Packet Access, high-speed packet inserts), HSPA+, LTE (Long TermEvolution, Long Term Evolution); The uplink and downlink transmission rate is also increasingly high.With the LTE system is example, and descending maximum rate is supported the 100Mbps transmission, and in the LTEAdvanced system of postorder, transmission rate will further promote.
In the wireless communication technique, the lifting of transmission rate needs wireless network and terrestrial transmission to promote synchronously at present.Mainly through supporting wideer frequency, more advanced physical-layer techniques obtains wireless network side; The terrestrial transmission part mainly realizes through the transmission network of disposing more at a high speed.
But transmission rate promotes the networking and the maintenance cost of operator is had higher requirement.Operator hopes to obtain higher bandwidth efficiency, cuts operating costs, and promotes competitiveness.In the 3GPP agreement, only the IP heading to data service has carried out the compression of ROHC (Robust Header Compression) head, improves bandwidth usage efficient, does not discuss to the IP message content and also carries out content compression at present.
Summary of the invention
Main purpose of the present invention is to provide a kind of IP file transmitting method, network measurement equipment and terminal, one of to address the above problem at least.
According to an aspect of the present invention, a kind of IP file transmitting method is provided, has comprised: network equipment or terminal are compressed the message content of the IP message that needs send; The IP message after the above-mentioned compression is sent at network equipment or terminal.
According to another aspect of the present invention, a kind of network measurement equipment is provided, has comprised: compression module, the message content of the IP message that is used for needs are sent compresses; Sending module is used to send the IP message after the above-mentioned compression.
According to a further aspect of the invention, a kind of terminal is provided, has comprised: compression module, the message content of the IP message that is used for needs are sent compresses; Sending module is used to send the IP message after the above-mentioned compression.
Through the present invention; Adopt network equipment or terminal before sending the IP message; The first scheme that the message content of IP message is partly compressed and then sends; Solve the problem that bandwidth usage efficient can not satisfy the demands in the prior art, and then reached the effect of effective raising wireless bandwidth utilization ratio.
Description of drawings
Accompanying drawing described herein is used to provide further understanding of the present invention, constitutes the application's a part, and illustrative examples of the present invention and explanation thereof are used to explain the present invention, do not constitute improper qualification of the present invention.In the accompanying drawings:
Fig. 1 is the flow chart according to the IP file transmitting method of the embodiment of the invention;
Fig. 2 is the sketch map of UE PDCP compressed capability information access process among the LTE of the instance according to the present invention;
Fig. 3 is the sketch map of down direction EPC PDCP compression, UE decompressed data processing procedure among the LTE of the instance according to the present invention;
Fig. 4 is the sketch map of up direction UE PDCP compression, EPC decompressed data processing procedure among the LTE of the instance according to the present invention;
Fig. 5 is the sketch map of down direction E-NodeB PDCP compression, UE decompressed data processing procedure among the LTE of the instance according to the present invention;
Fig. 6 is the sketch map of up direction UE PDCP compression, E-NodeB decompressed data processing procedure among the LTE of the instance according to the present invention;
Fig. 7 is the user face protocol stack structural representation that PDCP upper strata content compression is carried out at EPC among the LTE of the instance according to the present invention;
Fig. 8 is the sketch map of UE PDCP compressed capability information access process among the WCDMA of the instance according to the present invention;
Fig. 9 is the sketch map of down direction RNC PDCP compression, UE decompressed data processing procedure among the WCDMA of the instance according to the present invention;
Figure 10 is the sketch map of up direction UE PDCP compression, RNC decompressed data processing procedure among the WCDMA of the instance according to the present invention;
Figure 11 is the PDCP message format structural representation after the introducing PDCP upper layer data of the instance according to the present invention compresses;
Figure 12 is the structural representation according to the network measurement equipment of the embodiment of the invention;
Figure 13 is the structural representation of network measurement equipment according to the preferred embodiment of the invention;
Figure 14 is the structural representation according to the terminal of the embodiment of the invention;
Figure 15 is the structural representation at terminal according to the preferred embodiment of the invention.
Embodiment
Hereinafter will and combine embodiment to specify the present invention with reference to accompanying drawing.Need to prove that under the situation of not conflicting, embodiment and the characteristic among the embodiment among the application can make up each other.
Fig. 1 is the flow chart according to the IP file transmitting method of the embodiment of the invention.As shown in Figure 1, comprise according to the IP file transmitting method of the embodiment of the invention:
Step S102, network equipment or terminal are compressed the message content of the IP message that needs send.
Step S104, the IP message after the compression is sent at above-mentioned network equipment or terminal.
Through said method, network equipment or terminal are compressed whole message content before sending message, have further reduced message length, send the IP message after compressing, and have improved bandwidth usage efficient effectively.
Preferably; Can also comprise following processing before the step S102: carry out alternately between network equipment and corresponding terminal or terminal and the corresponding network equipment; Obtain the other side's compressed capability information, and the compress mode (compression algorithm) compressed of the message content of the IP message of confirming according to this compressed capability information needs are sent.
Preferably, above-mentioned compressed capability information comprises: whether support to compress, whether support the compression, the decompression mode that decompress, support.
To the compression of IP message content, need terminal and network side support, network equipment needs and carry out alternately at the terminal, obtains the compressed capability information of terminal to the compression of uplink and downlink IP message content.UE (User Equipment; Subscriber equipment; Perhaps be called the terminal) in the compressed capability information that reports to network side; Whether uplink and downlink are supported the IP message content is compressed, decompresses, and the compress mode of supporting (compression algorithm) is given network side through RRC (Radio Resource Control, radio resource control) message informing; The compressed capability information that network equipment reports according to UE, whether decision is carried out content compression and is adopted what mode to compress uplink and downlink IP message.Need to prove that for the terminal of supporting the compression of IP message content, not compressing, not decompressing also to classify as a kind of compressed and decompressed mode of support.
Preferably, step S102 may further include following processing: network equipment or terminal are compressed the message content of the IP message of needs transmission at PDCP (Packet DataConvergence Protocol, packet data convergence protocol layer).
Preferably, step S104 may further include following processing: the IP message after network equipment or terminal will be compressed is assembled into the PDCP message, and sends this PDCP message.
Preferably, the step that the IP message after above-mentioned network equipment or terminal will be compressed is assembled into the PDCP message may further include following processing: the compress mode that writes employing in the compressed information control field of above-mentioned PDCP message.
Among the present invention; The preferential selection by terminal and network equipment (like UTRAN (UMTS (Universal MobileTelecommunications System; UMTS) Terrestrial Radio Access Network, land radio access web), E-UTRAN (Evolved UTRAN; The general continental rise wireless access network of evolution) network equipment) realizes that at the PDCP layer compression of IP message content (is suitable for but is not limited to WCDMA (Wideband Code Division MultipleAccess; Networks such as WCDMA, LTE, LTEAdvanced), after compression is accomplished, message is assembled into the PDCP message, and final the transmission.When terminal or network side are received the PDCP message that has the compression indication,, the upper strata carries out decompression operation earlier before delivering the IP message.
When assembling PDCP message; Can write the compress mode of employing in the compressed information control field of PDCP message; To notify corresponding terminal or network measurement equipment to adopt corresponding decompression mode that this PDCP message is decompressed; Certainly, when having appointed unique compress mode between terminal and the network measurement equipment, just do not need above-mentioned the processing.
In sum, can sum up as follows according to above-mentioned preferred implementation:
PDCP data downstream direction:
(1) after network side PDCP layer is received descending upper strata message,, select the proper compression mode that the upper strata message content is carried out content compression according to the message characteristic;
(2) the upper strata message after network side will compress is assembled into the PDCP message, and fills in the compression algorithm into employing in the compressed information control field of PDCP message;
(3) network side sends the PDCP message, and end side receives the PDCP message;
(4) after end side receives the PDCP message, check the compressed information control field of this message, adopt corresponding decompression algorithm that content is carried out decompress(ion), the upper strata message behind the generation decompress(ion) is given the upper strata with this upper strata text delivery afterwards;
PDCP data uplink direction:
(1) after end side PDCP layer is received every trade upper strata message,, select the proper compression mode that the upper strata message content is carried out content compression according to the message characteristic;
(2) the upper strata message after end side will be compressed is assembled into the PDCP message, and fills in the compression algorithm into employing in the compressed information control field of PDCP message;
(3) end side is sent the PDCP message, and network side receives the PDCP message;
(4) after network side receives the PDCP message, check the compressed information control field of this message, adopt corresponding decompression algorithm that content is carried out decompress(ion), the upper strata message behind the generation decompress(ion) is given the upper strata with this upper strata text delivery afterwards;
Preferably, the message content of network equipment or the terminal compress mode (compression algorithm) that can adopt the compression of piece packet-by-packet (Packet by packet bulk compression) IP message that needs are sent compresses.
The message compression algorithm mainly is divided into head compression and content compression.Header compression algorithm commonly used mainly contains Van Jacobson head compression (Van Jacobson Header Compression; Abbreviate VJHC as); IP head compression (IP Header Compression; Abbreviate IPHC as), robust header compressed (ROBUST HEADER COMPRESSION abbreviates ROHC as) scheduling algorithm.Bag content compression algorithm commonly used mainly contains Packet by packet bulk compression etc.The present invention preferentially uses Packet bypacket bulk compression bag content compression algorithm.
Below in conjunction with instance and Fig. 2 to Figure 11 above-mentioned preferred embodiment is elaborated.
As shown in Figure 2, the UE PDCP compressed capability information access process among the LTE of instance according to the present invention comprises:
Step S202, E-NodeB (Evolved NodeB, the NodeB of evolution) sends UE capability query (UECapability Enquiry) message to UE, obtains the compressed capability information of UE;
Step S204; UE is to E-NodeB feedback UE ability information (UE Capability Information) message; Inform the compressed capability information at E-NodeB terminal, comprise the data compression of UE PDCP uplink and downlink, decompression ability information (whether supporting to compress, whether support the compression, the decompression algorithm that decompress, support);
Step S206; EPC (Evolved Packet Core; The evolution packet domain core network) sends initial context to E-NodeB and set up request (Initial Context Setup Request) message; Obtain the contextual information of UE, comprise the compression, decompression ability information (whether supporting to compress, whether support the compression, the decompression algorithm that decompress, support) of UE uplink and downlink;
Step S208; E-NodeB sends initial context to EPC and sets up response (Initial Context Setup Response) message; Inform the contextual information of EPC UE, comprise the compression, decompression ability information (whether supporting to compress, whether support the compression, the decompression algorithm that decompress, support) of UE uplink and downlink;
Step S210 (not shown); EPC or E-NodeB are according to compression, the decompression ability information of UE; In conjunction with the ability of self, and traffic performance (optional) is selected the compression of launching, the configuration that decompresses (up-downgoing adds, deciphers whether start compression, decompression algorithm that up-downgoing is adopted).
Be described in detail below in conjunction with down direction EPC PDCP compression, UE decompressed data processing procedure among 3 couples of LTE of accompanying drawing; In the same calling; EPC can select data compression perhaps not compress according to downlink data flexibly, also can switch the different compression algorithm.Network side PDCP upper strata content compression, decompressing function are realized at EPC at this moment.
As shown in Figure 3, down direction EPC PDCP compression among the LTE of instance, UE decompressed data processing procedure according to the present invention comprise:
Step S302, EPC adopt message content compression algorithm 1 (including but not limited to Packet by packet bulk compression algorithm) compression downlink data, generate descending PDCP message, and fill in PDCP message compression indication field (adopting compression algorithm 1);
Step S304, EPC will adopt the descending PDCP message of compression algorithm 1 compression, send to UE;
Step S306, UE adopt the descending PDCP message of compression algorithm 1 decompression;
Step S308, EPC adopt compression algorithm N compression downlink data, generate descending PDCP message, and fill in PDCP message compression indication field (adopting compression algorithm N);
Step S310, EPC will adopt the descending PDCP message of message content compression algorithm N (including but not limited to Packet by packet bulkcompression algorithm) compression, send to UE;
Step S312, UE adopt the compression algorithm N descending PDCP message that decompresses;
Step S314, EPC do not compress downlink data, generate descending PDCP message, and fill in PDCP message compression indication field (not compressing);
The descending PDCP message that step S316, EPC will not compress sends to UE;
Step S318, the UE descending PDCP message that do not decompress.
Be described in detail below in conjunction with up direction UE PDCP compression, EPC decompressed data processing procedure among 4 couples of LTE of accompanying drawing; In the same calling; UE can select data compression perhaps not compress according to upstream data flexibly, also can switch the different compression algorithm.Network side PDCP upper strata content compression, decompressing function are realized at EPC at this moment.
As shown in Figure 4, up direction UE PDCP compression among the LTE of instance, EPC decompressed data processing procedure according to the present invention comprise:
Step S402, UE adopt message content compression algorithm 1 (including but not limited to Packet by packet bulk compression algorithm) compression upstream data, generate up PDCP message, and fill in PDCP message compression indication field (adopting compression algorithm 1);
Step S404, UE will adopt the up PDCP message of compression algorithm 1 compression, send to EPC;
Step S406, EPC adopt the up PDCP message of compression algorithm 1 decompression;
Step S408, UE adopt message content compression algorithm N (including but not limited to Packet by packet bulk compression algorithm) compression upstream data, generate up PDCP message, and fill in PDCP message compression indication field (adopting compression algorithm N);
Step S410, UE will adopt the up PDCP message of compression algorithm N compression, send to EPC;
Step S412, EPC adopt the compression algorithm N up PDCP message that decompresses;
Step S414, UE do not compress upstream data, generate up PDCP message, and fill in PDCP message compression indication field (not compressing);
The up PDCP message that step S416, UE will not compress sends to EPC;
Step S418, the EPC up PDCP message that do not decompress.
Be described in detail below in conjunction with down direction E-NodeB PDCP compression, UE decompressed data processing procedure among 5 couples of LTE of accompanying drawing; In the same calling; E-NodeB can select data compression perhaps not compress according to downlink data flexibly, also can switch the different compression algorithm.Network PDCP upper strata content compression, decompressing function are realized at E-NodeB at this moment.
As shown in Figure 5, down direction E-NodeB PDCP compression among the LTE of instance, UE decompressed data processing procedure according to the present invention comprise:
Step S502; E-NodeB adopts message content compression algorithm 1 (including but not limited to Packet by packet bulkcompression algorithm) compression downlink data; Generate descending PDCP message, and fill in PDCP message compression indication field (adopting compression algorithm 1);
Step S504, E-NodeB will adopt the descending PDCP message of compression algorithm 1 compression, send to UE;
Step S506, UE adopt the descending PDCP message of compression algorithm 1 decompression;
Step S508; E-NodeB adopts message content compression algorithm N (including but not limited to Packet by packet bulkcompression algorithm) compression downlink data; Generate descending PDCP message, and fill in PDCP message compression indication field (adopting compression algorithm N);
Step S510, E-NodeB will adopt the descending PDCP message of compression algorithm N compression, send to UE;
Step S512, UE adopt the compression algorithm N descending PDCP message that decompresses;
Step S514, E-NodeB do not compress downlink data, generate descending PDCP message, and fill in PDCP message compression indication field (not compressing);
The descending PDCP message that step S516, E-NodeB will not compress sends to UE;
Step S518, the UE descending PDCP message that do not decompress.
Be described in detail below in conjunction with up direction UE PDCP compression, E-NodeB decompressed data processing procedure among 6 couples of LTE of accompanying drawing; In the same calling; UE can select data compression perhaps not compress according to upstream data flexibly, also can switch the different compression algorithm.Network side PDCP upper strata content compression, decompressing function are realized at E-NodeB at this moment.
As shown in Figure 6, up direction UE PDCP compression among the LTE of instance, E-NodeB decompressed data processing procedure according to the present invention comprise:
Step S602, UE adopt message content compression algorithm 1 (including but not limited to Packet by packet bulk compression algorithm) compression upstream data, generate up PDCP message, and fill in PDCP message compression indication field (adopting compression algorithm 1);
Step S604, UE will adopt the up PDCP message of compression algorithm 1 compression, send to E-NodeB;
Step S606, E-NodeB adopt the up PDCP message of compression algorithm 1 decompression;
Step S608, UE adopt message content compression algorithm N (including but not limited to Packet by packet bulk compression algorithm) compression upstream data, generate up PDCP message, and fill in PDCP message compression indication field (adopting compression algorithm N);
Step S610, UE will adopt the up PDCP message of compression algorithm N compression, send to E-NodeB;
Step S612, E-NodeB adopt the compression algorithm N up PDCP message that decompresses;
Step S614, UE do not compress upstream data, generate up PDCP message, and fill in PDCP message compression indication field (not compressing);
The up PDCP message that step S616, UE will not compress sends to E-NodeB;
Step S618, the E-NodeB up PDCP message that do not decompress.
In 7 couples of LTE of accompanying drawing; PDCP upper strata content compression function is put into EPC (mainly be meant gateway (the Serving Gateway that puts into EPC; Abbreviate SG as)) after user face protocol stack be described in detail; When PDCP upper strata content compression, when decompressing function is put into EPC, when saving bandwidth of air-interface, the bandwidth that also can save the S1 interface.
PDCP upper strata content compression, decompressing function are put into EPC (Serving Gateway).The PDCP message of S1 interface (the direct mating interface of E-NodeB and EPC) down direction EPC after with content compression is encapsulated as GTPU (GPRS (GeneralPacket Radio Servce; GPRS) Tunneling Protocol User plane; GPRS channel protocol user plane) sends to E-NodeB behind the message, send to UE after the functions such as encryption by E-NodeB completion PDCP data; PDCP message after S1 interface up direction, E-NodeB compress UE sends to EPC, and EPC accomplishes the function that decompresses.
Be described in detail below in conjunction with UE PDCP compressed capability acquisition process among 8 couples of WCDMA of accompanying drawing.As shown in Figure 7, the UE PDCP compressed capability information access process among the WCDMA of instance according to the present invention comprises:
Step S802, RNC send RRC to UE and connect foundation (RRC Connection Setup) message;
Step S804; UE connects foundation to RNC feedback RRC and accomplishes (RRC Connection Setup Complete) message; Inform the ability information at RNC terminal, comprise the data compression of UE PDCP uplink and downlink, compressed ability information (whether supporting to compress, whether support the compression, the decompression algorithm that decompress, support);
Step S806, RNC sends UE Capability Enquiry message to UE;
Step S808; UE is to RNC feedback UE Capability Information message; Inform the ability information at RNC terminal, comprise the data compression of UE PDCP uplink and downlink, compressed ability information (whether supporting to compress, whether support the compression, the decompression algorithm that decompress, support).
Be described in detail below in conjunction with down direction RNC PDCP compression, UE decompressed data processing procedure among 9 couples of WCDMA of accompanying drawing; In the same calling; RNC can select data compression perhaps not compress according to downlink data flexibly, also can switch the different compression algorithm.Network side PDCP upper strata content compression, decompressing function are realized at RNC at this moment.
As shown in Figure 9, down direction RNC PDCP compression among the WCDMA of instance, UE decompressed data processing procedure according to the present invention comprise:
Step S902, RNC adopt message content compression algorithm 1 (including but not limited to Packet by packet bulk compression algorithm) compression downlink data, generate descending PDCP message, and fill in PDCP message compression indication field (adopting compression algorithm 1);
Step S904, RNC will adopt the descending PDCP message of compression algorithm 1 compression, send to UE;
Step S906, UE adopt the descending PDCP message of compression algorithm 1 decompression;
Step S908, RNC adopt message compression algorithm N (including but not limited to Packet by packet bulk compression algorithm) compression downlink data, generate descending PDCP message, and fill in PDCP message compression indication field (adopting compression algorithm N);
Step S910, RNC will adopt the descending PDCP message of compression algorithm N compression, send to UE;
Step S912, UE adopt the compression algorithm N descending PDCP message that decompresses;
Step S914, RNC do not compress downlink data, generate descending PDCP message, and fill in PDCP message compression indication field (not compressing);
The descending PDCP message that step S916, RNC will not compress sends to UE;
Step S918, the UE descending PDCP message that do not decompress.
Be described in detail below in conjunction with up direction UE PDCP compression, RNC decompressed data processing procedure among 10 couples of WCDMA of accompanying drawing; In the same calling; UE can select data compression perhaps not compress according to upstream data flexibly, also can switch the different compression algorithm.Network side PDCP upper strata content compression, decompressing function are realized at RNC at this moment.
Of Figure 10, up direction UE PDCP compression among the WCDMA of instance, RNC decompressed data processing procedure according to the present invention comprise:
Step S1002, UE adopt message content compression algorithm 1 (including but not limited to Packetby packetbulk compression algorithm) compression upstream data, generate up PDCP message, and fill in PDCP message compression indication field (adopting compression algorithm 1);
Step S1004, UE will adopt the up PDCP message of compression algorithm 1 compression, send to RNC;
Step S1006, RNC adopt the up PDCP message of compression algorithm 1 decompression;
Step S1008, UE adopt message content compression algorithm N (including but not limited to Packet by packet bulk compression algorithm) compression upstream data, generate up PDCP message, and fill in PDCP message compression indication field (adopting compression algorithm N);
Step S1010, UE will adopt the up PDCP message of compression algorithm N compression, send to RNC;
Step S1012, RNC adopt the compression algorithm N up PDCP message that decompresses;
Step S1014, UE do not compress upstream data, generate up PDCP message, and fill in PDCP message compression indication field (not compressing);
The up PDCP message that step S1016, UE will not compress sends to RNC;
Step S1018, the RNC up PDCP message that do not decompress.
Variation that decompress to introduce back PDCP message format below in conjunction with accompanying drawing 10 compressing data is described in detail, and does not wherein compress, not decompressing also classifies as a kind of compressed and decompressed mode.
The new introducing compressed directive " C " in the PDCP message format, is used for indicating the compression algorithm of use.The bit figure place that C takies is by the maximum compression kind decision of supporting.For example, can be 1bit: support 2 kinds of compression algorithms; 2bits: support compression algorithm in 4; 3bits: support 8 kinds of compression algorithms; 4bits: support compression algorithm or the like in 16.
Figure 12 is the structural representation according to the network measurement equipment of the embodiment of the invention.As shown in Figure 2, comprise according to the network measurement equipment of the embodiment of the invention:
Sending module 124 is used to send the IP message after the compression.
Above-mentioned network equipment compresses whole message content before sending message, has further reduced message length, sends the IP message after compressing, and has improved bandwidth usage efficient effectively.
Preferably, shown in figure 13, can further include according to the network measurement equipment of the embodiment of the invention:
To the compression of IP message content, need terminal and network side support, network equipment needs and carry out alternately at the terminal, obtains the compressed capability information of terminal to the compression of uplink and downlink IP message content.UE is in the compressed capability information that reports to network side; Whether uplink and downlink are supported the IP message content is compressed, decompresses; And the compress mode of supporting (compression algorithm) is given network side through the RRC message informing; The compressed capability information that network equipment reports according to UE, whether decision is carried out content compression and is adopted what mode to compress uplink and downlink IP message.
Preferably, shown in figure 13, compression module 122 may further include:
Compression unit 1222, the compress mode that is used for adopting Packet by packet bulk compression at the PDCP layer is compressed the message content of the IP message that needs send.
Module units 1224 is used for the IP message after the compression is assembled into the PDCP message.
Writing unit 1226 is used for writing in the compressed information control field of PDCP message the compress mode of employing.
Network equipment utilizes compression unit 1222 to realize the compression (be suitable for but be not limited to networks such as WCDMA, LTE, LTE Advanced) of IP message content at the PDCP layer; Module units 1224 is assembled into the PDCP message with message after compression is accomplished, and is finally sent by sending module 124.When assembling PDCP message, writing unit 1226 can write the compress mode of employing in the compressed information control field of PDCP message, adopts corresponding decompression mode that this PDCP message is decompressed to notify corresponding terminal or network measurement equipment.
Figure 14 is the structural representation according to the terminal of the embodiment of the invention.Shown in figure 14, comprise according to the terminal of the embodiment of the invention:
Sending module 144 is used to send the IP message after the compression.
Preferably, shown in figure 15, can further include according to the terminal of the embodiment of the invention:
Preferably, shown in figure 15, compression module 142 may further include:
Compression unit 1422, the compress mode that is used for adopting Packet by packet bulk compression at the PDCP layer is compressed the message content of the IP message that needs send.
Module units 1424 is used for the IP message after the compression is assembled into the PDCP message.
Writing unit 1426 is used for writing in the compressed information control field of PDCP message the compress mode of employing.
From above description; Can find out,, increase compression function user's upper layer data at the PDCP layer through technical scheme provided by the invention; Bandwidth (like the defeated bandwidth of IUB mouth, IUR oral instructions of WCDMA network) end to end be can effectively save, networking and operation cost saved; Simultaneously can effectively improve the wireless bandwidth utilization ratio, make the application layer theoretical peak surpass the peak rate that current agreement is supported.
Obviously, it is apparent to those skilled in the art that above-mentioned each module of the present invention or each step can realize with the general calculation device; They can concentrate on the single calculation element; Perhaps be distributed on the network that a plurality of calculation element forms, alternatively, they can be realized with the executable program code of calculation element; Thereby; Can they be stored in the storage device and carry out, and in some cases, can carry out step shown or that describe with the order that is different from here by calculation element; Perhaps they are made into each integrated circuit modules respectively, perhaps a plurality of modules in them or step are made into the single integrated circuit module and realize.Like this, the present invention is not restricted to any specific hardware and software combination.
The above is merely the preferred embodiments of the present invention, is not limited to the present invention, and for a person skilled in the art, the present invention can have various changes and variation.All within spirit of the present invention and principle, any modification of being done, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (12)
1. an IP file transmitting method is characterized in that, comprising:
Network equipment or terminal are compressed the message content of the IP message that needs send;
The IP message after the said compression is sent at said network equipment or terminal.
2. method according to claim 1 is characterized in that, before the message content of the IP message that needs is sent at said network equipment or terminal compresses, also comprises:
Carry out mutual between said network equipment and corresponding terminal or said terminal and the corresponding network equipment; Obtain the other side's compressed capability information, and the compress mode compressed of the message content of the IP message of confirming according to said compressed capability information said needs are sent.
3. method according to claim 2 is characterized in that, said compressed capability information comprises: whether support to compress, whether support compress mode that decompresses, supports and the decompression mode of supporting.
4. method according to claim 1 is characterized in that,
The message content of the IP message that send needs at said network equipment or terminal compresses and comprises:
Said network equipment or terminal are compressed the said message content of the IP message of transmission that needs at packet data convergence protocol PDCP layer;
The IP message that send after the said compression at said network equipment or terminal comprises;
Said network equipment or the terminal IP message after with said compression is assembled into the PDCP message, and sends said PDCP message.
5. method according to claim 4 is characterized in that, said network equipment or the terminal IP message after with said compression is assembled into the PDCP message and comprises:
Write the compress mode of employing in the compressed information control field of said PDCP message.
6. according to each described method of claim 1 to 5; It is characterized in that said network equipment or terminal adopt the compress mode of the Packet of piece compression packet-by-packet by packet bulk compression that the said message content of the IP message of transmission that needs is compressed.
7. a network equipment is characterized in that, comprising:
Compression module, the message content of the IP message that is used for needs are sent compresses;
Sending module is used to send the IP message after the said compression.
8. network equipment according to claim 7 is characterized in that, also comprises:
Interactive module; Being used for the terminal corresponding with said network equipment carries out alternately; Obtain the compressed capability information at said terminal; And the compress mode compressed of the message content of the IP message of confirming according to said compressed capability information said needs are sent, wherein, said compressed capability information comprises: whether support to compress, whether support the compress mode that decompresses, supports, the decompression mode of support.
9. network equipment according to claim 7 is characterized in that, said compression module comprises:
Compression unit, the compress mode that is used for adopting the compression of piece packet-by-packet Packet by packet bulkcompression at packet data convergence protocol PDCP layer is compressed the message content of the IP message of said needs transmission;
Module units is used for the IP message after the said compression is assembled into the PDCP message;
Writing unit is used for writing in the compressed information control field of said PDCP message the compress mode of employing.
10. a terminal is characterized in that, comprising:
Compression module, the message content of the IP message that is used for needs are sent compresses;
Sending module is used to send the IP message after the said compression.
11. terminal according to claim 10 is characterized in that, also comprises:
Interactive module; Being used for the network equipment corresponding with said terminal carries out alternately; Obtain the compressed capability information of said network equipment; And the compress mode compressed of the message content of the IP message of confirming according to said compressed capability information said needs are sent, wherein, said compressed capability information comprises: whether support to compress, whether support the compress mode that decompresses, supports, the decompression mode of support.
12. terminal according to claim 10 is characterized in that,
Compression unit, the compress mode that is used for adopting the compression of piece packet-by-packet Packet by packet bulkcompression at packet data convergence protocol PDCP layer is compressed the message content of the IP message of said needs transmission;
Module units is used for the IP message after the said compression is assembled into the PDCP message;
Writing unit is used for writing in the compressed information control field of said PDCP message the compress mode of employing.
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Application publication date: 20120704 |