FR2309080B1 - - Google Patents
Info
- Publication number
- FR2309080B1 FR2309080B1 FR7611584A FR7611584A FR2309080B1 FR 2309080 B1 FR2309080 B1 FR 2309080B1 FR 7611584 A FR7611584 A FR 7611584A FR 7611584 A FR7611584 A FR 7611584A FR 2309080 B1 FR2309080 B1 FR 2309080B1
- 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
- H04J—MULTIPLEX COMMUNICATION
- H04J4/00—Combined time-division and frequency-division multiplex systems
- H04J4/005—Transmultiplexing
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J1/00—Frequency-division multiplex systems
- H04J1/02—Details
- H04J1/04—Frequency-transposition arrangements
- H04J1/05—Frequency-transposition arrangements using digital techniques
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Time-Division Multiplex Systems (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4850975A JPS51123508A (en) | 1975-04-21 | 1975-04-21 | Multisignal modulator |
| JP5441075A JPS51130113A (en) | 1975-05-06 | 1975-05-06 | Multiplex signal converter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2309080A1 FR2309080A1 (fr) | 1976-11-19 |
| FR2309080B1 true FR2309080B1 (US20100268047A1-20101021-C00004.png) | 1978-11-03 |
Family
ID=26388799
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7611584A Granted FR2309080A1 (fr) | 1975-04-21 | 1976-04-20 | Dispositif de multiplexage |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US4075429A (US20100268047A1-20101021-C00004.png) |
| FR (1) | FR2309080A1 (US20100268047A1-20101021-C00004.png) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4199660A (en) * | 1977-11-07 | 1980-04-22 | Communications Satellite Corporation | FDM/TDM Transmultiplexer |
| US4237551A (en) * | 1978-12-22 | 1980-12-02 | Granger Associates | Transmultiplexer |
| DE2951495A1 (de) * | 1979-12-20 | 1981-07-02 | Siemens AG, 1000 Berlin und 8000 München | Breitband-fernmeldesystem |
| US4965825A (en) | 1981-11-03 | 1990-10-23 | The Personalized Mass Media Corporation | Signal processing apparatus and methods |
| USRE47642E1 (en) | 1981-11-03 | 2019-10-08 | Personalized Media Communications LLC | Signal processing apparatus and methods |
| CA1256606A (en) * | 1984-06-25 | 1989-06-27 | Taro Shibagaki | Information communication system |
| JPS6387659A (ja) * | 1986-09-30 | 1988-04-18 | Pioneer Electronic Corp | デイジタルオ−デイオチヤンネルセレクト回路 |
| US4813035A (en) * | 1986-11-04 | 1989-03-14 | Granger Associates | Transmultiplexer virtual group distribution frame |
| US5406553A (en) * | 1987-11-27 | 1995-04-11 | British Telecommunications Public Limited Company | Apparatus and method for converting a frequency division multiplex to a time division multiplex |
| US4928272A (en) * | 1988-05-23 | 1990-05-22 | Matsushita Electric Industrial Co., Ltd. | Two-way CATV system using frequency division multiplexing |
| US5351234A (en) * | 1990-12-28 | 1994-09-27 | Nynex Corporation | System for integrated distribution of switched voice and television on coaxial cable |
| GB2258963B (en) * | 1991-08-23 | 1995-06-14 | Sony Broadcast & Communication | Sub band filters |
| US5850608A (en) * | 1996-11-08 | 1998-12-15 | Nothern Telecom Limited | Directional frequency assignment in a cellular radio system |
| EP2102991B1 (en) * | 2006-12-05 | 2019-07-17 | Commonwealth Scientific and Industrial Research Organisation | Wireless frequency-domain multi-channel communications |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1023801B (de) * | 1956-07-19 | 1958-02-06 | Siemens Ag | Nachrichtenuebertragungssystem nach Art eines Traegerfrequenzsystems |
| GB905838A (en) * | 1960-01-29 | 1962-09-12 | Gen Electric Co Ltd | Improvements in or relating to apparatus for converting time-division multiplex signals to frequency-division multiplex signals |
| US3328528A (en) * | 1963-11-04 | 1967-06-27 | Bell Telephone Labor Inc | Apparatus for interchanging time and frequency signals |
-
1976
- 1976-04-20 US US05/678,686 patent/US4075429A/en not_active Expired - Lifetime
- 1976-04-20 FR FR7611584A patent/FR2309080A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| US4075429A (en) | 1978-02-21 |
| FR2309080A1 (fr) | 1976-11-19 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |