FR2203542A5 - - Google Patents
Info
- Publication number
- FR2203542A5 FR2203542A5 FR7334407A FR7334407A FR2203542A5 FR 2203542 A5 FR2203542 A5 FR 2203542A5 FR 7334407 A FR7334407 A FR 7334407A FR 7334407 A FR7334407 A FR 7334407A FR 2203542 A5 FR2203542 A5 FR 2203542A5
- Authority
- FR
- France
- 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
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/22—Arrangements affording multiple use of the transmission path using time-division multiplexing
- H04L5/225—Arrangements affording multiple use of the transmission path using time-division multiplexing combined with the use of transition coding
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/38—Synchronous or start-stop systems, e.g. for Baudot code
- H04L25/40—Transmitting circuits; Receiving circuits
- H04L25/49—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems
- H04L25/493—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems by transition coding, i.e. the time-position or direction of a transition being encoded before transmission
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Detection And Prevention Of Errors In Transmission (AREA)
- Time-Division Multiplex Systems (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2249637A DE2249637A1 (de) | 1972-10-11 | 1972-10-11 | Verfahren zur sicherung der uebertragung der dauerpolaritaet bei datenuebertragungssystemen, die einen wechsel der polaritaet in codierter form uebertragen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR2203542A5 true FR2203542A5 (enExample) | 1974-05-10 |
Family
ID=5858653
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7334407A Expired FR2203542A5 (enExample) | 1972-10-11 | 1973-09-25 |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US3889235A (enExample) |
| AU (1) | AU6111173A (enExample) |
| BE (1) | BE805952A (enExample) |
| BR (1) | BR7307944D0 (enExample) |
| CH (1) | CH580369A5 (enExample) |
| DE (1) | DE2249637A1 (enExample) |
| FR (1) | FR2203542A5 (enExample) |
| GB (1) | GB1443238A (enExample) |
| IT (1) | IT995737B (enExample) |
| NL (1) | NL7313815A (enExample) |
| ZA (1) | ZA737616B (enExample) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4581741A (en) * | 1983-12-07 | 1986-04-08 | Rockwell International Corporation | Error detection apparatus for data dependent coding circuitry |
| JP2694993B2 (ja) * | 1989-02-22 | 1997-12-24 | 株式会社日立製作所 | 電力用信号処理システムおよびディジタル保護リレー装置 |
| US5164960A (en) * | 1990-02-15 | 1992-11-17 | Advanced Micro Devices Inc. | Medium attachment unit for use with twisted pair local area network |
| US5257287A (en) * | 1990-02-15 | 1993-10-26 | Advanced Micro Devices, Inc. | Automatic polarity detection and correction method and apparatus employing linkpulses |
| US5418820A (en) * | 1990-02-15 | 1995-05-23 | Advanced Micro Devices, Inc. | Automatic polarity detection and correction method and apparatus employing linkpulses |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2951229A (en) * | 1959-04-27 | 1960-08-30 | Bell Telephone Labor Inc | Error-detecting and correcting system |
| US3250900A (en) * | 1962-07-06 | 1966-05-10 | Singer Inc H R B | Dynamic parity computer |
| US3252139A (en) * | 1962-10-08 | 1966-05-17 | Moore Associates Inc | Code validity system and method for serially coded pulse trains |
| US3685015A (en) * | 1970-10-06 | 1972-08-15 | Xerox Corp | Character bit error detection and correction |
| US3731293A (en) * | 1972-04-05 | 1973-05-01 | Pitney Bowes Inc | Automatic phase switching of phase-coded recordings |
| US3760371A (en) * | 1972-08-14 | 1973-09-18 | Gte Automatic Electric Lab Inc | Asynchronous data transmission over a pulse code modulation carrier |
-
1972
- 1972-10-11 DE DE2249637A patent/DE2249637A1/de active Pending
-
1973
- 1973-09-13 GB GB4300473A patent/GB1443238A/en not_active Expired
- 1973-09-25 FR FR7334407A patent/FR2203542A5/fr not_active Expired
- 1973-09-27 ZA ZA737616*A patent/ZA737616B/xx unknown
- 1973-10-08 NL NL7313815A patent/NL7313815A/xx unknown
- 1973-10-08 AU AU61111/73A patent/AU6111173A/en not_active Expired
- 1973-10-09 CH CH1434473A patent/CH580369A5/xx not_active IP Right Cessation
- 1973-10-10 IT IT29948/73A patent/IT995737B/it active
- 1973-10-11 BR BR7944/73A patent/BR7307944D0/pt unknown
- 1973-10-11 BE BE136579A patent/BE805952A/xx unknown
- 1973-10-11 US US404628A patent/US3889235A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| IT995737B (it) | 1975-11-20 |
| US3889235A (en) | 1975-06-10 |
| CH580369A5 (enExample) | 1976-09-30 |
| NL7313815A (enExample) | 1974-04-16 |
| GB1443238A (en) | 1976-07-21 |
| BE805952A (fr) | 1974-04-11 |
| DE2249637A1 (de) | 1974-04-18 |
| AU6111173A (en) | 1975-04-10 |
| ZA737616B (en) | 1974-08-28 |
| BR7307944D0 (pt) | 1974-07-11 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |