CN100505950C - Method and device for implementing channel data exchange and rate adaption using programmable device - Google Patents
Method and device for implementing channel data exchange and rate adaption using programmable device Download PDFInfo
- Publication number
- CN100505950C CN100505950C CNB2004100095012A CN200410009501A CN100505950C CN 100505950 C CN100505950 C CN 100505950C CN B2004100095012 A CNB2004100095012 A CN B2004100095012A CN 200410009501 A CN200410009501 A CN 200410009501A CN 100505950 C CN100505950 C CN 100505950C
- Authority
- CN
- China
- Prior art keywords
- code stream
- channel
- unit
- 64kbps
- 32kbps
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Abstract
The present invention discloses a method and device for implementing channel data exchange and rate adoption using programmable device, which comprises data switching and rate adaptation units which aThe invention includes following parts and flow: unit of data switching and rate adaptation leads up- going 32Kbps code stream and up-going 64Kbps code stream of base station into equipment in base stre used for leading up-going 32Kbps code stream and up-going 64Kbps code stream of a base station to base station devices, data switching and rate adaptation units which lead down-going 64Kbps code station; down-going 64Kbps code stream and down-going 32Kbps code stream are led into unit of data switching and rate adaptation; under control of time control unit, series-parallel conversion is carrieream and down-going 32Kbps code stream to the base station devices. Four routes of the code streams respectively carries out series/parallel conversion under the control of clock controlling units andd out for four routes of code streams respectively; and the converted result is latched to register set for channel data respectively according to channel; based on type of service and allocation of u are respectively latched into channel data register groups according to channels. An external CPU selects needed output data register units by controlling the exchanging switch units according to typsers' channels, external CPU selects units of data register needed to output through unit of alteration switch; under control of time control unit, the data in selected register are output serially thes of service and users' channel assigning situation. The selected register data is transmitted out through the series/ parallel converting units and the exchanging switches. The present invention is rough unit of parallel - series conversion. The invention is realized through software programming on programmable device. Features are: no dedicated exchange chip needed, saving cost etc. realized by the method that programmable logic devices carry out the program of software without special exchanging chips, the system cost is saved, and the system upgrade is convenient.
Description
Technical field
The present invention relates to the mobile communication wireless base station and realize the method and apparatus of channel data exchange and rate adapted, particularly relate to the field of mobile communication wireless base station when speech business and data service are provided, realize the method and apparatus of exchange of channel wireless side channel data and wired side channel data and rate adapted.
Background technology
(1) As-Is
Mobile communication development spreading speed is rapid unusually at present, and clear, the cheap speech business that mobile communcations system provides is not only liked that by increasing people the high-speed data service amount that it provides is also increasing.But in mobile communcations system, the type of service difference, need to adopt different channel data switching method and rate adaption method, general channel data exchange and the rate adapted that all adopts special-purpose exchange chip to realize the wireless base station is although this implementation method and thinking are very classical, owing to adopt the private exchange chip, increased hardware cost, increase the complexity of system, influenced the stability of product, also be unfavorable for the agreement upgrading simultaneously.
The data rate of channel is stipulated by STD-28 agreement in PHS in most preferred embodiment of the present invention (the personal handby system) wireless base station, the PHS base station can be when providing speech business, 64K and 32K data service are provided, the information rate of wireless side channel is 32Kbps, the data rate of wired side is 64Kbps, and agreement is also stipulated the information rate adaptation method.At present when realizing data service, baseband portion generally adopts special-purpose exchange chip to realize: defer to the adaptation method of STD-28 agreement about information rate, when the 64K data service, utilize and be about to two 32K channel switch to of wireless side wired side 64K channel on the private exchange chip, under be about on a wired side channel switch to the two 32K wireless side channel, and for speech business and 32K data service, owing to adopt the private exchange chip, increased hardware cost, increased the complexity of system, influence the stability of product, also be unfavorable for the agreement upgrading simultaneously.
(2) result for retrieval
The relevant patent that retrieves:
A. number of patent application: 96195307.1 publication numbers: 1190520
Patent name: at the data pack transmission method of the cellular mobile radio network that is used for the voice-and-data transmission by packet data services
Main contents: in order to give the service transmits data packets in the cellular mobile radio network, formulate that a channel is connected with the transmission channel that leads to an independent business service network node and the data traffic channels that forms a special use specially in the base station of mobile radio telephone network.
B. number of patent application: 94194157.4 publication numbers: 1138933
Patent name: the method for from mobile unit, calling and eliminate voice or data service
Main contents: proposed a kind of method of between mobile unit and base station, calling and eliminate the voice-and-data business.By the new dialing instruction that the dialing purpose is arranged that produces, be used for indicating from a certain mobile unit and can carry out data and voice service but the call intent that can not carry out the voice-and-data service simultaneously.
C. number of patent application: 96195981.9 publication numbers: 1192317
Patent name: to realization in the mutual rate adapted of GSM and DECT two inter-system data business
Main contents: proposed the method and apparatus that data rate was adaptive and form transforms when a kind of terminal by the DECT system was used the network equipment of gsm system.The rate adapted here mainly is the transform data form.
D. number of patent application: 02116534.3 publication number: 1449139
Patent name: based on the transmission method of the high-speed data service of TDD mode
Main contents: the transmission method that has proposed a kind of high-speed data service based on TDD mode, distribute a plurality of business time-slots that are used for the transmitting high speed data business, different business time-slots is set to different time spans, when the user carries out the transmission of business datum, the business time-slot that distributes different time length according to actual conditions for the user, carry out the transmission of business datum then, thereby obtain higher data efficiency of transmission and spectrum utilization efficiency and lower transfer of data cost.
E. number of patent application: 179496 publication numbers: 20030163581
Patent name: Method and apparatus for managing data trafficassociated with a user on a work
Main contents: according to user's background information, whether for this reason decision network side user provides the data service service.
F. number of patent application: 496549 publication numbers: 20020031111
Each claims patent: Method and system for handling telecommunications datatraffic
Main contents: proposed a kind of method of utilizing local device with source data bypass centrex in being transferred to the process of destination, thereby reduced the load of centrex.
G. number of patent application: 078175 publication number: 20030048781
Patent name: Method and system for implement an improved universalpacket switching capability in a data switch
Main contents: proposed a kind of in data transmission procedure, the not protocol conversion of between each node of the centre of transmission channel, not trying one's best, a kind of method and apparatus that carries out protocol conversion again at the destination node place of transmission has only improved each node packet switching capability of transmission channel.
H. number of patent application: 850320 publication numbers: 20020141397
Patent name: Data switch and a method for controlling the data switch
Main contents: the exchanging array that has proposed a kind of no internal storage location of control unit control by having arbitration function is realized the method for routing of device exchanges data, can guarantee and will guarantee that importing the correct exchange of data exports on the route.
Summary of the invention
Technical problem to be solved by this invention provides a kind of method and apparatus that utilizes programming device to realize channel data exchange and rate adapted, solve prior art and use the private exchange chip can bring expensive shortcoming, and problems such as the hardware system complexity that exists, system upgrade difficulty, poor stability.
For achieving the above object, the invention provides a kind of method of utilizing programming device to realize channel data exchange and rate adapted, its characteristics are, comprise the steps:
Step 3, the CPU of described adaptation unit outside is according to type of service and user channel allocations situation, need to select the channel data memory cell of output by controlling alteration switch unit in the described adaptation unit;
Step 4 under the control of described clock control cell, is exported through the parallel/serial converting unit serial in the described adaptation unit by the channel data memory cell that the alteration switch unit in the described adaptation unit is selected.
Above-mentioned method, its characteristics are, further comprise in the described step 3, judge the type of service of described up channel, if be speech business, then described up 64Kbps code stream exchanged on the 64Kbps channel that the channel data rates that passes to the wired side in base station is 64Kbps; If be the 32K data service, then with described up 32Kbps code stream in high 4 interpolations " 1 ", and exchange on the described 64Kbps channel; If be the 64K data service, then two described up 32Kbps code streams are all exchanged on the described 64Kbps channel.
Above-mentioned method, its characteristics are, further comprise in the described step 3, judge the type of service of described down channel, if be speech business, then described descending 32Kbps code stream exchanged to the 32Kbps channel that the channel data rates that passes to the base station radio side is 32Kbps; If be the 32K data service, then described descending 64Kbps code stream is removed high 4 " 1 " after, exchange to described 32Kbps channel; If be the 64K data service, then the Gao Siwei of described descending 64Kbps code stream and low four are exchanged to two described 32Kbps channels respectively.
Above-mentioned method, its characteristics are that described base station is personal handyphone system PHS base station.
In order better to realize purpose of the present invention, the present invention also provides a kind of equipment that utilizes programming device to realize channel data exchange and rate adapted, its characteristics are, comprise: serial is used for up 32Kbps code stream, this up 32Kbps code stream of base station are carried out serial/parallel conversion through up 64Kbps code stream, descending 64Kbps code stream and this descending 64Kbps code stream after the ADPCM/PCM conversion descending 32Kbps code stream after Echo Cancellation and PCM/ADPCM conversion; The channel data registers group is used to store the code stream of changing through described serial; The alteration switch unit is used for selecting described registers group to need the channel data memory cell of exporting; The cpu i/f unit connects an outer CPU, is used for according to type of service and user channel allocations situation, controls the channel data memory cell that output need to be selected in described alteration switch unit; Parallel/serial converting unit is used for the code stream of output is carried out parallel/serial conversion; Clock control cell is used for the storage control of code stream; Described serial connects described alteration switch unit by described channel data registers group, and described alteration switch unit connects described parallel/serial converting unit and cpu i/f unit respectively, and described clock control cell connects described channel data registers group.
Above-mentioned equipment, its characteristics are that device interior is divided into interconnected upstream cell and downstream units; Described upstream cell and downstream units all comprise described serial, clock control cell, channel data registers group, alteration switch unit, parallel/serial converting unit and cpu i/f unit respectively; Described upstream cell also comprises 4 bits " 1 " unit, connects described alteration switch unit; Described upstream cell is used to handle described up 32Kbps code stream and up 64Kbps code stream, and described downstream units is used to handle described descending 32Kbps code stream and descending 64Kbps code stream.
Above-mentioned equipment, its characteristics are that described serial in described upstream cell or the downstream units and channel data registers group all are two.
Above-mentioned equipment, its characteristics are that described clock control cell comprises timing unit and counting unit.
Above-mentioned equipment, its characteristics are that described channel data registers group is made up of a plurality of identical channel data buffering areas, and each described channel data buffering area all is made up of a plurality of identical channel data memory cell.
Technique effect of the present invention is: adopt the method for the invention, compared with prior art, method of the present invention is to realize by programming device is carried out software programming fully, do not use the private exchange chip, not only realize professional required channel information exchange of base station data and rate adapted well, saved system cost, reduced the complexity of system, improve the stability of system, also made things convenient for later system upgrade simultaneously.
Description of drawings
Fig. 1 is the flow chart of steps of the inventive method;
Fig. 2 is the flow chart of channel data in the most preferred embodiment of the present invention;
Fig. 3 is the structure chart of exchanges data and Rate Adapter Unit in the most preferred embodiment of the present invention;
Fig. 4 is the structure chart of channel data registers group in the most preferred embodiment of the present invention;
Fig. 5 is the structure chart of channel data buffering area in the most preferred embodiment of the present invention.
Embodiment
Further describe specific embodiments of the invention below in conjunction with accompanying drawing.
The present invention is the method for a kind of PHS of realization BTS channel exchanges data and rate adapted, promptly realize PHS base station realization voice and required channel data exchange and the adaptive method of channel speed of data service by pure software, under the control of CPU, exchange and the rate adapted of finishing channel data between in real time required wireless channel in base station and wire message way that can be real-time.
Referring to accompanying drawing 1, be the flow chart of steps of the inventive method, realize that the step of this method is as follows:
Step 1: on the hardware being that the code stream of 32Kbps, the 64Kbps pcm stream after the up channel 32Kbps information via ADPCM/PCM conversion are introduced exchanges data and Rate Adapter Unit with uplink channel information speed, is that the 32Kbps adpcm code stream that the code stream of 64Kbps, pcm stream that descending channel information speed is 64Kbps carry out after Echo Cancellation and the PCM/ADPCM conversion is introduced exchanges data and Rate Adapter Unit with descending channel information speed;
Step 2: four road input code flows after carrying out serial/parallel conversion under the control of clock control cell in exchanges data and Rate Adapter Unit, latch into channel data registers group respectively by channel respectively;
Step 3: outer CPU needs the data register unit of exporting according to type of service and user channel allocations situation in the described registers group of selection by control alteration switch unit;
Step 4: under the control of clock unit, export through parallel/serial converting unit serial by the register data that the alteration switch unit is selected.
Referring to Fig. 2, show the channel data flow process figure that most preferred embodiment PHS of the present invention base station provides speech business and data service, wherein comprise of the present invention with programming device realization BTS channel exchanges data and rate adaption method.
Being the code stream 101 of 32Kbps, code stream 101 that up-link wireless side channel data rates is 32Kbps from base station radio side up-link wireless side channel data rates is converted to the pcm stream 109 of 64Kbps by ADPCM/PCM, and these two kinds of code streams are incorporated into respectively in exchange of the upstream data in exchanges data of the present invention and the Rate Adapter Unit 2 and the Rate Adapter Unit 21.When this channel was speech business, it was on the 64Kbps respective channel 104 that upstream data exchange and Rate Adapter Unit 21 exchange to the channel data rates that passes to wired side with the pcm stream 109 of 64Kbps; When this channel was the 32K data service, upstream data exchange and Rate Adapter Unit 21 after high 4 interpolations " 1 ", exchanged to this wireless side 32Kbps channel data 101 to pass on the business datum code stream 104 that the wire message way data rate is 64Kbps; When this channel is the 64K data service, upstream data exchange and Rate Adapter Unit 21 all exchange to and pass to wired side channel data rates on the business datum code stream 104 that is 64Kbps respectively with the wireless side 32Kbps channel data of this wireless side 32Kbps channel data 101 and another channel.
From wired side down channel data rate code stream 105 that is 64Kbps through Echo Cancellation unit 106 pairs of voice channel data echoes eliminate handle after, by PCM/ADPCM coding unit 107 codings channel data is encoded to the adpcm code stream 110 that data rate is 32Kbps, the signal code stream 105ADPCM/PCM of the adpcm code of 32Kbps stream 110 and 64Kbps is converted to the pcm stream 110 of 64Kbps, and these two kinds of code streams are incorporated into respectively in the downlink data exchange and Rate Adapter Unit 22 in channel data exchange of the present invention and the Rate Adapter Unit 2.When channel was speech business, downlink data exchange and Rate Adapter Unit 22 exchanged to the adpcm code stream 110 of 32Kbps on the respective channel 108 that the channel data rates that passes to wireless side is 32Kbps; When this channel was the 32K data service, downlink data exchange and Rate Adapter Unit 22 exchanged on the business datum code stream 108 that the channel data rates that passes to wireless side is 32Kbps after this wired side 64Kbps channel data 105 is removed high 4 " 1 "; When channel was the 64K data service, downlink data exchange and Rate Adapter Unit 22 were respectively with on this wired side 64Kbps channel data high four and low four wireless channels 108 that exchange to two 32Kbps respectively.
Referring to Fig. 3, show the structure chart of exchanges data and Rate Adapter Unit in the most preferred embodiment PHS of the present invention base station.Wherein comprise up, down channel exchanges data and rate adapted and form structure chart, reflected the method for uplink and downlink channel data exchange and rate adapted when realizing base station voice, data service comprehensively with programming device.Upstream rate is that the pcm encoder channel data 109 of 32Kbps wireless side channel data 101,64Kbps is respectively under the control of timing unit 2108, by serial 2101 and serial 2103 this two-way code stream is converted to two channel parallel datas by serial data, under the control of timing unit 2108 and the counter unit 2109 that produces thereof, this two paths of signals is latched respectively in the suitable memory cell 41～46 of each channel data buffering area 40 of channel data registers group 2102, channel data registers group 2104 into by channel.Cpu i/f unit 2110 is externally under the control of CPU (not shown), according to type of service control alteration switch unit 2106, among the suitable memory cell of channel data registers group 2102, channel data registers group 2104 respective channel data buffer zones, 4 bits " 1 " unit 2105 threes, need to select the data of output, the dateout of this selection is under the control of clock unit, convert parallel data to serial data by parallel/serial converting unit 2107, this serial data is the business datum code stream 104 that to pass to wired side channel data rates be 64Kbps.
Downstream rate is that the ADPCM encoding channel data 110 of the wired side channel data 105 of 64Kbps, 32Kbps are respectively under the control of timing unit 2208, by serial 2201 and serial 2203 this two-way code stream is converted to two channel parallel datas by serial data, under the control of timing unit 2208 and the counter unit 2209 that produces thereof, this two paths of signals is latched respectively in the suitable memory cell 40 of each channel data buffering area 30 of channel data registers group 2202, channel data registers group 2204 into by channel.Cpu i/f unit 2210 is externally under the control of CPU (not shown), according to type of service control alteration switch unit 2206, in channel data registers group 2202, in the suitable memory cell 41～46 of channel data registers group 2204 respective channel data buffer zones 40, handle and (comprise business 32K, remove high 4 " 1 ") and select to need the data of output, the dateout of this selection is under the control of clock unit, convert parallel data to serial data by parallel/serial converting unit 2207, this serial data is to pass to the business datum code stream 108 that the wireless side channel data rates is 32Kbps.
Referring to Fig. 4, show the structure chart of channel data registers group 2102,2104,2202,2204 in the most preferred embodiment PHS of the present invention base station.Each channel data registers group all has identical structure, all is made up of N identical channel data buffering area 31～36.
Referring to Fig. 5, show the structure chart of channel data buffering area 31～36 in the most preferred embodiment PHS of the present invention base station.Each channel data buffering area all has identical structure, all is made up of n identical channel data memory cell 41～46.
The process of implementing from said method as can be seen, channel data exchange and rate adapted are programmed to programming device by software fully and are realized.It should be understood that except that this most preferred embodiment, the system with identical requirement also can adopt method of the present invention.
Contrast with prior art:
In this method most preferred embodiment PHS mobile communication system, the wireless side channel data rates is 32Kbps, and wired side channel data rates is 64Kbps, provide speech business when service in the base station to wireless terminal, on to be about to wireless side 32Kbps ADPCM code conversion be wired side 64Kbps pcm encoder, descending wired side 64Kbps pcm encoder be converted to wireless side 32Kbps ADPCM encode realize wired adaptive with the wireless side information rate; Provide 32Kbps data service when service in the base station to wireless terminal, be converted to the 64Kbps data message according to being about to wireless side 32Kbps data message on the STD-28 protocol requirement by the mode of filling " 1 " to a high position, descending wired side 64Kbps data message by the mode of removing high-order " 1 " be converted to the 32Kbps data message realize wired and the wireless side information rate adaptive; Provide 64Kbps data service when service in the base station to wireless terminal, because the 64Kbps data message needs any two channels of wireless side to transmit, and wired side only needs a channel, need to utilize and to be about to two 32K channel switch to of wireless side wired side 64K channel, be about to a wired side channel switch to any two 32K wireless side channels down.Along with the development of PHS technology, in order to support more business, above rate adapted mode also can need be changed along with the change of agreement.
Traditional design has internal storage location with the present invention, it is different to finish by programming device is programmed.In traditional design, generally realize exchanges data by the mode that in the wireless base station, increases the private exchange chip, reach the adaptive purpose of exchanges data and data rate.This method when increasing hardware complexity and cost, has reduced the reliability of system owing to increase the private exchange chip, has also brought the difficulty of system upgrade.
The present invention proposes a kind of when not increasing system's additional hardware, realize channel data exchange and the adaptive method of data rate by programming to programming device, simultaneously, development along with mobile communication technology, also can upgrade to the software of the programming device in the method at any time, further increase the flexibility of system.
The above is preferred embodiment of the present invention only, is not to be used for limiting practical range of the present invention; Every according to equivalence variation and modification that the present invention did, all contained by claim of the present invention.
Claims (9)
1, a kind of method of utilizing programming device to realize channel data exchange and rate adapted is characterized in that, comprises the steps:
Step 1, with base station uplink channel information speed is the up 32Kbps code stream of 32Kbps and exchanges data and the Rate Adapter Unit that the up 64Kbps code stream of this up 32Kbps code stream after the ADPCM/PCM conversion introduced base station equipment, is that the descending 64Kbps code stream of 64Kbps and the descending 32Kbps code stream after this descending 64Kbps code stream process Echo Cancellation and the PCM/ADPCM conversion are introduced described exchanges data and Rate Adapter Unit with descending channel information speed;
Step 2, four road code streams of importing described adaptation unit are carried out serial/parallel conversion respectively in described adaptation unit under the control of the clock control cell of described adaptation unit, and latch channel data registers group in the into described adaptation unit respectively by channel;
Step 3, the CPU of described adaptation unit outside is according to type of service and user channel allocations situation, need in the described registers group to select the channel data memory cell exported by controlling alteration switch unit in the described adaptation unit;
Step 4 under the control of described clock control cell, is exported through the parallel/serial converting unit serial in the described adaptation unit by the channel data memory cell that the alteration switch unit in the described adaptation unit is selected.
2, method according to claim 1, it is characterized in that, further comprise in the described step 3, judge the type of service of described up channel, if be speech business, then described up 64Kbps code stream exchanged on the 64Kbps channel that the channel data rates that passes to the wired side in base station is 64Kbps; If be the 32K data service, then with described up 32Kbps code stream in high 4 interpolations " 1 ", and exchange on the described 64Kbps channel; If be the 64K data service, then two described up 32Kbps code streams are all exchanged on the described 64Kbps channel.
3, method according to claim 1 and 2, it is characterized in that, further comprise in the described step 3, judge the type of service of described down channel, if be speech business, then described descending 32Kbps code stream exchanged to the 32Kbps channel that the channel data rates that passes to the base station radio side is 32Kbps; If be the 32K data service, then described descending 64Kbps code stream is removed high 4 " 1 " after, exchange to described 32Kbps channel; If be the 64K data service, then the Gao Siwei of described descending 64Kbps code stream and low four are exchanged to two described 32Kbps channels respectively.
4, method according to claim 3 is characterized in that, described base station is personal handyphone system PHS base station.
5, a kind of equipment that utilizes programming device to realize channel data exchange and rate adapted is characterized in that, comprising:
Serial is used for up 32Kbps code stream, this up 32Kbps code stream of base station are carried out serial/parallel conversion through up 64Kbps code stream, descending 64Kbps code stream and this descending 64Kbps code stream after the ADPCM/PCM conversion descending 32Kbps code stream after Echo Cancellation and PCM/ADPCM conversion;
The channel data registers group is used to store the code stream of changing through described serial;
The alteration switch unit is used for selecting described registers group to need the channel data memory cell of exporting;
The cpu i/f unit connects an outer CPU, is used for according to type of service and user channel allocations situation, controls the channel data memory cell that output need to be selected in described alteration switch unit;
Parallel/serial converting unit is used for the code stream of output is carried out parallel/serial conversion;
Clock control cell is used for the storage control of code stream;
Described serial connects described alteration switch unit by described channel data registers group, and described alteration switch unit connects described parallel/serial converting unit and cpu i/f unit respectively, and described clock control cell connects described channel data registers group.
6, equipment according to claim 5 is characterized in that, device interior is divided into interconnected upstream cell and downstream units; Described upstream cell and downstream units all comprise described serial, clock control cell, channel data registers group, alteration switch unit, parallel/serial converting unit and cpu i/f unit respectively; Described upstream cell also comprises 4 bits " 1 " unit, connects described alteration switch unit; Described upstream cell is used to handle described up 32Kbps code stream and up 64Kbps code stream, and described downstream units is used to handle described descending 32Kbps code stream and descending 64Kbps code stream.
7, equipment according to claim 6 is characterized in that, described serial in described upstream cell or the downstream units and channel data registers group all are two.
8, equipment according to claim 6 is characterized in that, described clock control cell comprises timing unit and counting unit.
9, equipment according to claim 6 is characterized in that, described channel data registers group is made up of a plurality of identical channel data buffering areas, and each described channel data buffering area all is made up of a plurality of identical channel data memory cell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100095012A CN100505950C (en) | 2004-08-31 | 2004-08-31 | Method and device for implementing channel data exchange and rate adaption using programmable device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100095012A CN100505950C (en) | 2004-08-31 | 2004-08-31 | Method and device for implementing channel data exchange and rate adaption using programmable device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1744733A CN1744733A (en) | 2006-03-08 |
| CN100505950C true CN100505950C (en) | 2009-06-24 |
Family
ID=36139885
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2004100095012A Expired - Fee Related CN100505950C (en) | 2004-08-31 | 2004-08-31 | Method and device for implementing channel data exchange and rate adaption using programmable device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100505950C (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103684691B (en) * | 2013-12-05 | 2017-01-11 | 中国航空无线电电子研究所 | Communication method capable of simultaneously supporting 8G speed and 16G speed of FC protocol |
-
2004
- 2004-08-31 CN CNB2004100095012A patent/CN100505950C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN1744733A (en) | 2006-03-08 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Goodman | Cellular packet communications | |
| JP3913270B2 (en) | High-speed data transmission method for mobile communication network | |
| AU2001293069B2 (en) | System for uplink scheduling of packet based data traffic in wireless system | |
| US9036597B2 (en) | Wireless communication system | |
| CN1073318C (en) | Movable communication | |
| CN101043638B (en) | Base station dispatcher, resource distribution module and dispatch control method for HSUPA | |
| CN1921444B (en) | Method for classified package dispatching and resource distributing based on service quality, and communication device | |
| CN106937396A (en) | A kind of uplink scheduling method, terminal and base station | |
| HU216554B (en) | Local isdn radio transmission system | |
| EA016722B1 (en) | Mobile communication system, base station apparatus, and mobile station apparatus | |
| US20090161539A1 (en) | Signal transmission method and base station in mobile communication | |
| CN101772122A (en) | Method for establishing self-organization network for mobile terminals and equipment thereof | |
| CN101778436A (en) | General methods for accessing two groups of cognitive users to authorized frequency bands | |
| CN102726009A (en) | Data flow exchange control method and relative device | |
| CN102547487A (en) | Private network talkback method and private network talkback transmission system based on wireless local area network | |
| CN107889251A (en) | A kind of determination method, the network equipment and the terminal of time-domain resource unit set structure | |
| WO1997017779A1 (en) | System for transmission between base station and exchange of mobile communication using fixed-length cell | |
| WO2009156794A1 (en) | Channel condition dependent scheduling | |
| WO1993019559A1 (en) | Atm radio network | |
| KR100263100B1 (en) | Wireless subscriber system adapted for cdma radio transmission | |
| CN100505950C (en) | Method and device for implementing channel data exchange and rate adaption using programmable device | |
| CN101159895B (en) | Base station implementing method | |
| CN101325449A (en) | Method for transmitting multiple wireless system IQ data between baseband and radio frequency | |
| CN101601248B (en) | Allocating channels for real-time traffic transmission in a wireless packet data multi-user environment | |
| Dorros | ISDN |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090624 Termination date: 20140831 |
|
| EXPY | Termination of patent right or utility model |