NO304480B1 - FremgangsmÕte og innretning for koding og dekoding av et analogt lavfrekvent signal i et PCM-format, isµr for overf°ring av taleinformasjon i et h°yttalende hustelefonanlegg - Google Patents
FremgangsmÕte og innretning for koding og dekoding av et analogt lavfrekvent signal i et PCM-format, isµr for overf°ring av taleinformasjon i et h°yttalende hustelefonanlegg Download PDFInfo
- Publication number
- NO304480B1 NO304480B1 NO920906A NO920906A NO304480B1 NO 304480 B1 NO304480 B1 NO 304480B1 NO 920906 A NO920906 A NO 920906A NO 920906 A NO920906 A NO 920906A NO 304480 B1 NO304480 B1 NO 304480B1
- Authority
- NO
- Norway
- Prior art keywords
- pcm
- digital
- data word
- signal
- analog
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 21
- 230000005540 biological transmission Effects 0.000 claims abstract description 13
- 238000006243 chemical reaction Methods 0.000 claims abstract description 7
- 238000003860 storage Methods 0.000 claims description 8
- 238000012432 intermediate storage Methods 0.000 claims description 7
- 239000000872 buffer Substances 0.000 claims description 6
- 230000000903 blocking effect Effects 0.000 claims description 2
- 238000005070 sampling Methods 0.000 abstract description 4
- 230000002123 temporal effect Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 2
- 229930091051 Arenine Natural products 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000013144 data compression Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B14/00—Transmission systems not characterised by the medium used for transmission
- H04B14/02—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation
- H04B14/04—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation using pulse code modulation
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
- Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
- Time-Division Multiplex Systems (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE4107592A DE4107592C1 (enrdf_load_stackoverflow) | 1991-03-09 | 1991-03-09 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| NO920906D0 NO920906D0 (no) | 1992-03-06 |
| NO920906L NO920906L (no) | 1992-09-10 |
| NO304480B1 true NO304480B1 (no) | 1998-12-21 |
Family
ID=6426864
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO920906A NO304480B1 (no) | 1991-03-09 | 1992-03-06 | FremgangsmÕte og innretning for koding og dekoding av et analogt lavfrekvent signal i et PCM-format, isµr for overf°ring av taleinformasjon i et h°yttalende hustelefonanlegg |
Country Status (4)
| Country | Link |
|---|---|
| EP (1) | EP0503413B1 (enrdf_load_stackoverflow) |
| AT (1) | ATE141736T1 (enrdf_load_stackoverflow) |
| DE (1) | DE4107592C1 (enrdf_load_stackoverflow) |
| NO (1) | NO304480B1 (enrdf_load_stackoverflow) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110086549B (zh) | 2019-04-02 | 2021-09-14 | 北京小米移动软件有限公司 | 音频数据传输方法及装置 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2301136A1 (fr) * | 1975-02-13 | 1976-09-10 | Labo Cent Telecommunicat | Dispositif d'association d'intervalles |
| DE3113397A1 (de) * | 1981-04-03 | 1982-10-21 | Robert Bosch Gmbh, 7000 Stuttgart | Pulscodemodulationssystem |
| DE3525696A1 (de) * | 1985-07-18 | 1987-01-22 | Siemens Ag | Zeitmultiplexsystem zur rbertragung von video- und schmalbandsignalen |
-
1991
- 1991-03-09 DE DE4107592A patent/DE4107592C1/de not_active Expired - Lifetime
-
1992
- 1992-02-29 AT AT92103516T patent/ATE141736T1/de not_active IP Right Cessation
- 1992-02-29 EP EP92103516A patent/EP0503413B1/de not_active Expired - Lifetime
- 1992-03-06 NO NO920906A patent/NO304480B1/no unknown
Also Published As
| Publication number | Publication date |
|---|---|
| EP0503413A2 (de) | 1992-09-16 |
| ATE141736T1 (de) | 1996-09-15 |
| EP0503413B1 (de) | 1996-08-21 |
| DE4107592C1 (enrdf_load_stackoverflow) | 1992-06-17 |
| NO920906L (no) | 1992-09-10 |
| NO920906D0 (no) | 1992-03-06 |
| EP0503413A3 (en) | 1993-05-12 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4377860A (en) | Bandwidth reduction method and structure for combining voice and data in a PCM channel | |
| US4516241A (en) | Bit compression coding with embedded signaling | |
| US4740955A (en) | Communications system having voice and digital data capability and employing a plurality of voice and data buses in main service unit and serial packetized transmission to and from telephones | |
| JP4291410B2 (ja) | 高速データ転送エンコーダ、デコーダ、システム、エンコード方法および復号方法 | |
| US4519073A (en) | Bit compression multiplexer | |
| GB2268358A (en) | Telephone link multiplex channelling of voice and data | |
| JPS5915544B2 (ja) | デイジタル信号多重伝送方式 | |
| JPS59500037A (ja) | 加入者線を介してデジタルｐａｂｘをデジタル加入者セツトにインタフエ−スさせるためのデジタルル−プトランシ−バ | |
| NO300949B1 (no) | Fremgangsmåte for overföring av informasjonssignaler fra et förste sted til et annet sted over et digitalt kommunikasjonsmedium | |
| GB2164525A (en) | Transmission of multichannel data | |
| US5144625A (en) | Digital subscriber line termination with signalling | |
| EP0156348B1 (en) | Digital bidirectional transmission system with echo-cancellation | |
| US3899642A (en) | Method of distributing tone and alerting signals in a TDM communication system | |
| IE46933B1 (en) | A telecommunications system | |
| US4277843A (en) | Closed-loop telecommunication system | |
| EP0767555A2 (en) | Method and apparatus for reducing data delay within a multi-channel shared-circuit data processing environment | |
| US5014307A (en) | Method and apparatus for echo canceler disablement | |
| NO304480B1 (no) | FremgangsmÕte og innretning for koding og dekoding av et analogt lavfrekvent signal i et PCM-format, isµr for overf°ring av taleinformasjon i et h°yttalende hustelefonanlegg | |
| AU734451B2 (en) | Method of synchronizing data | |
| CA2051831C (en) | A digital line card for interfacing a remotely located digital telephone to a central office system | |
| GB2072464A (en) | Line supplied telephone interface | |
| KR920009209B1 (ko) | 음성 및 데이타 합성/분리회로 | |
| WO1993025017A1 (en) | Method for transferring ancillary information in a basic time-division multiplex system | |
| KR0147325B1 (ko) | 위성통신 시스템의 시그날링 데이타 전송을 위한 다중화 장치 | |
| JP2937340B2 (ja) | ディジタル通話回路方式 |