FR1091640A - Système de communication bidirectionnel - Google Patents
Système de communication bidirectionnelInfo
- Publication number
- FR1091640A FR1091640A FR1091640DA FR1091640A FR 1091640 A FR1091640 A FR 1091640A FR 1091640D A FR1091640D A FR 1091640DA FR 1091640 A FR1091640 A FR 1091640A
- Authority
- FR
- France
- Prior art keywords
- communication system
- way communication
- way
- communication
- 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
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/14—Relay systems
- H04B7/15—Active relay systems
- H04B7/155—Ground-based stations
- H04B7/15528—Control of operation parameters of a relay station to exploit the physical medium
- H04B7/15542—Selecting at relay station its transmit and receive resources
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/68—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for wholly or partially suppressing the carrier or one side band
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J1/00—Frequency-division multiplex systems
- H04J1/18—Frequency-division multiplex systems in which all the carriers are amplitude-modulated
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J3/00—Time-division multiplex systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J3/00—Time-division multiplex systems
- H04J3/02—Details
- H04J3/10—Arrangements for reducing cross-talk between channels
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Radio Relay Systems (AREA)
- Mobile Radio Communication Systems (AREA)
- Bidirectional Digital Transmission (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US258584A US2666845A (en) | 1951-11-28 | 1951-11-28 | Two-way communication system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR1091640A true FR1091640A (fr) | 1955-04-13 |
Family
ID=22981211
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR1091640D Expired FR1091640A (fr) | 1951-11-28 | 1952-11-28 | Système de communication bidirectionnel |
| FR67318D Expired FR67318E (fr) | 1951-11-28 | 1954-12-14 | Système de communication bidirectionnel |
| FR69760D Expired FR69760E (fr) | 1951-11-28 | 1955-03-07 | Système de communication bidirectionnel |
Family Applications After (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR67318D Expired FR67318E (fr) | 1951-11-28 | 1954-12-14 | Système de communication bidirectionnel |
| FR69760D Expired FR69760E (fr) | 1951-11-28 | 1955-03-07 | Système de communication bidirectionnel |
Country Status (7)
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2918532A (en) * | 1955-02-25 | 1959-12-22 | Itt | Multiplex transmission system |
| US2861128A (en) * | 1952-11-12 | 1958-11-18 | Itt | Multiplex branch repeater station |
| US2887659A (en) * | 1955-07-26 | 1959-05-19 | Bendix Aviat Corp | Signal network |
| US3487310A (en) * | 1965-02-03 | 1969-12-30 | Page Communications Eng Inc | Communication transponder technique |
| US3668525A (en) * | 1970-03-12 | 1972-06-06 | Robert E Mcgraw | Communication system |
| JPS5412766B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1971-11-24 | 1979-05-25 | ||
| FR2479515A1 (fr) * | 1980-03-28 | 1981-10-02 | Telecommunications Sa | Systeme de transmission numerique a l'alternat |
| EP0343156A1 (en) * | 1987-01-12 | 1989-11-29 | Motorola, Inc. | Multiple frequency radio system employing pulse repeaters |
| US5526343A (en) * | 1994-01-19 | 1996-06-11 | Fujitsu Limited | Auxiliary service channel signal transmission system |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2375223A (en) * | 1939-08-24 | 1945-05-08 | Univ Leland Stanford Junior | Dielectric guide signaling |
| US2533269A (en) * | 1941-08-29 | 1950-12-12 | Int Standard Electric Corp | Pulse radio communication system |
| DE864574C (de) * | 1942-09-16 | 1953-01-26 | Telefunken Gmbh | Funkverkehrsstrecke mit einer oder mehreren Zwischenstellen |
| US2471416A (en) * | 1944-05-05 | 1949-05-31 | Standard Telephones Cables Ltd | Radio communicating system |
| US2543454A (en) * | 1945-04-03 | 1951-02-27 | Erwin R Gaerttner | Radio responder beacon system |
| US2520534A (en) * | 1945-08-18 | 1950-08-29 | Bell Telephone Labor Inc | Multiplex pulse repeater |
| US2489273A (en) * | 1945-10-16 | 1949-11-29 | Standard Telephones Cables Ltd | Radio-frequency converting circuits |
| US2477428A (en) * | 1946-11-06 | 1949-07-26 | Raytheon Mfg Co | Communication relay station |
| US2498635A (en) * | 1947-05-21 | 1950-02-28 | Int Standard Electric Corp | Duplex radio system |
-
0
- NL NLAANVRAGE7313520,A patent/NL173617B/xx unknown
- NL NL91129D patent/NL91129C/xx active
- BE BE515847D patent/BE515847A/xx unknown
-
1951
- 1951-11-28 US US258584A patent/US2666845A/en not_active Expired - Lifetime
-
1952
- 1952-11-07 GB GB28062/52A patent/GB715452A/en not_active Expired
- 1952-11-27 DE DEI6636A patent/DE1028175B/de active Pending
- 1952-11-28 CH CH306209D patent/CH306209A/fr unknown
- 1952-11-28 FR FR1091640D patent/FR1091640A/fr not_active Expired
-
1954
- 1954-11-20 CH CH330685D patent/CH330685A/de unknown
- 1954-12-14 FR FR67318D patent/FR67318E/fr not_active Expired
-
1955
- 1955-03-07 FR FR69760D patent/FR69760E/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE1028175B (de) | 1958-04-17 |
| FR69760E (fr) | 1958-12-30 |
| GB715452A (en) | 1954-09-15 |
| CH306209A (fr) | 1955-03-31 |
| BE515847A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | |
| NL91129C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | |
| CH330685A (de) | 1958-06-15 |
| US2666845A (en) | 1954-01-19 |
| NL173617B (nl) | |
| FR67318E (fr) | 1958-02-20 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| FR74686E (fr) | Système de communication | |
| FR1091640A (fr) | Système de communication bidirectionnel | |
| FR1071949A (fr) | Système de réglage | |
| FR1054285A (fr) | Système de relais | |
| CH329215A (de) | Automatische Fernmeldeanlage | |
| FR1147009A (fr) | Système de transmission multiplex | |
| FR1054105A (fr) | Système téléphonique tout-relais | |
| FR1062795A (fr) | Récepteur de signal | |
| NL167564B (nl) | Sateliet-communicatiestelsel | |
| FR1045905A (fr) | Système de construction de bâtiments | |
| FR64127E (fr) | Système de transport pneumatique | |
| FR1061480A (fr) | Système de transformation acoustique | |
| CH314511A (de) | Fernmeldeanlage | |
| FR1046381A (fr) | Dispositif de classement | |
| FR1041963A (fr) | Système de couplage de bennes | |
| DK82497C (da) | Elektrisk tovejssignalanlæg. | |
| DK85869C (da) | Signaloverdragningsanlæg. | |
| FR1054908A (fr) | Système de téléphonie par courants porteurs | |
| FR1020176A (fr) | Système de transmission multiple de télémesures | |
| FR1063024A (fr) | Système télégraphique imprimeur | |
| FR1085360A (fr) | Système de télécommunication automatique | |
| FR1048263A (fr) | Système de téléphonie automatique | |
| DK80055C (da) | Telefonanlæg. | |
| DK80633C (da) | Telefonanlæg. | |
| FR1098059A (fr) | Système de transmission |