FR2175833A1 - - Google Patents
Info
- Publication number
- FR2175833A1 FR2175833A1 FR7308448A FR7308448A FR2175833A1 FR 2175833 A1 FR2175833 A1 FR 2175833A1 FR 7308448 A FR7308448 A FR 7308448A FR 7308448 A FR7308448 A FR 7308448A FR 2175833 A1 FR2175833 A1 FR 2175833A1
- 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.)
- Granted
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
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Time-Division Multiplex Systems (AREA)
- Mobile Radio Communication Systems (AREA)
- Selective Calling Equipment (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB1123672 | 1972-03-10 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2175833A1 true FR2175833A1 (de) | 1973-10-26 |
| FR2175833B3 FR2175833B3 (de) | 1976-03-05 |
Family
ID=9982504
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7308448A Expired FR2175833B3 (de) | 1972-03-10 | 1973-03-09 |
Country Status (8)
| Country | Link |
|---|---|
| JP (1) | JPS492408A (de) |
| AU (1) | AU5314773A (de) |
| BE (1) | BE796638A (de) |
| DE (1) | DE2311926A1 (de) |
| FR (1) | FR2175833B3 (de) |
| IT (1) | IT981293B (de) |
| LU (1) | LU67187A1 (de) |
| NL (1) | NL7303450A (de) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2602944A1 (fr) * | 1986-08-07 | 1988-02-19 | Int Mobile Machines | Ensemble d'abonne pour telephonie numerique sans fil; modem et dispositifs divers (synthetiseur de frequence...) pour cet ensemble |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4675863A (en) | 1985-03-20 | 1987-06-23 | International Mobile Machines Corp. | Subscriber RF telephone system for providing multiple speech and/or data signals simultaneously over either a single or a plurality of RF channels |
| US5546383A (en) | 1993-09-30 | 1996-08-13 | Cooley; David M. | Modularly clustered radiotelephone system |
-
1973
- 1973-03-09 DE DE2311926A patent/DE2311926A1/de active Pending
- 1973-03-09 IT IT21435/73A patent/IT981293B/it active
- 1973-03-09 JP JP2718673A patent/JPS492408A/ja active Pending
- 1973-03-09 FR FR7308448A patent/FR2175833B3/fr not_active Expired
- 1973-03-09 LU LU67187A patent/LU67187A1/xx unknown
- 1973-03-09 AU AU53147/73A patent/AU5314773A/en not_active Expired
- 1973-03-12 BE BE128679A patent/BE796638A/xx unknown
- 1973-03-12 NL NL7303450A patent/NL7303450A/xx unknown
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2602944A1 (fr) * | 1986-08-07 | 1988-02-19 | Int Mobile Machines | Ensemble d'abonne pour telephonie numerique sans fil; modem et dispositifs divers (synthetiseur de frequence...) pour cet ensemble |
| US5842137A (en) * | 1986-08-07 | 1998-11-24 | Interdigital Technology Corporation | Subscriber unit for wireless digital telephone system |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS492408A (de) | 1974-01-10 |
| FR2175833B3 (de) | 1976-03-05 |
| LU67187A1 (de) | 1973-06-15 |
| IT981293B (it) | 1974-10-10 |
| NL7303450A (de) | 1973-09-12 |
| BE796638A (fr) | 1973-07-02 |
| AU5314773A (en) | 1974-09-12 |
| DE2311926A1 (de) | 1973-09-13 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |