BE687118A - - Google Patents
Info
- Publication number
- BE687118A BE687118A BE687118DA BE687118A BE 687118 A BE687118 A BE 687118A BE 687118D A BE687118D A BE 687118DA BE 687118 A BE687118 A BE 687118A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
- H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
- H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Time-Division Multiplex Systems (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
- Small-Scale Networks (AREA)
- Communication Control (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US48931865A | 1965-09-22 | 1965-09-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE687118A true BE687118A (pl) | 1967-03-01 |
Family
ID=23943350
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE687118D BE687118A (pl) | 1965-09-22 | 1966-09-20 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US3457373A (pl) |
| BE (1) | BE687118A (pl) |
| CH (1) | CH461588A (pl) |
| GB (1) | GB1165329A (pl) |
| NL (1) | NL141340B (pl) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3519750A (en) * | 1967-08-15 | 1970-07-07 | Ultronic Systems Corp | Synchronous digital multiplex communication system including switchover |
| GB1234579A (pl) * | 1968-09-24 | 1971-06-03 | ||
| US3715503A (en) * | 1971-02-16 | 1973-02-06 | Stromberg Carlson Corp | Automatic transfer arrangement for telephone system |
| CA1024279A (en) * | 1972-10-10 | 1978-01-10 | Chestel | Electronic time-division-multiplexed pabx telephone system |
| US4215244A (en) * | 1978-12-18 | 1980-07-29 | The United States Of America As Represented By The Secretary Of The Army | Self-adaptive mobile subscriber access system employing time division multiple accessing |
| US4393493A (en) * | 1980-11-10 | 1983-07-12 | International Telephone And Telegraph Corporation | Automatic protection apparatus for span lines employed in high speed digital systems |
| GB2131253A (en) * | 1982-11-24 | 1984-06-13 | Motorola Ltd | Error-correcting decoder |
| US4680750A (en) * | 1984-10-01 | 1987-07-14 | Lynch Communication Systems, Inc. | Universal high-speed span line switch |
| JPS6460026A (en) * | 1987-08-31 | 1989-03-07 | Fujitsu Ltd | Transmission line switching device for communication equipment |
| WO1995013579A1 (en) * | 1993-11-09 | 1995-05-18 | Advanced Techcom, Inc. | Reducing errors in digital communication |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3042752A (en) * | 1959-05-25 | 1962-07-03 | Bell Telephone Labor Inc | Failure detecting apparatus |
-
1965
- 1965-09-22 US US489318A patent/US3457373A/en not_active Expired - Lifetime
-
1966
- 1966-09-14 GB GB41088/66A patent/GB1165329A/en not_active Expired
- 1966-09-15 NL NL666612998A patent/NL141340B/xx unknown
- 1966-09-16 CH CH1340266A patent/CH461588A/de unknown
- 1966-09-20 BE BE687118D patent/BE687118A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| GB1165329A (en) | 1969-09-24 |
| CH461588A (de) | 1968-08-31 |
| DE1487145A1 (de) | 1969-01-16 |
| NL6612998A (pl) | 1967-03-23 |
| DE1487145B2 (de) | 1975-05-28 |
| US3457373A (en) | 1969-07-22 |
| NL141340B (nl) | 1974-02-15 |