SE370842B - - Google Patents
Info
- Publication number
- SE370842B SE370842B SE7302804A SE7302804A SE370842B SE 370842 B SE370842 B SE 370842B SE 7302804 A SE7302804 A SE 7302804A SE 7302804 A SE7302804 A SE 7302804A SE 370842 B SE370842 B SE 370842B
- Authority
- SE
- Sweden
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
- Transmitters (AREA)
Priority Applications (9)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE7302804A SE370842B (de) | 1973-02-28 | 1973-02-28 | |
| GB719674A GB1422924A (en) | 1973-02-28 | 1974-02-18 | Radio communication system |
| US05/443,974 US3938156A (en) | 1973-02-28 | 1974-02-20 | Radio communication transmitter |
| DE2408588A DE2408588C3 (de) | 1973-02-28 | 1974-02-22 | Funkübertragungssystem mit speziellem Besetztsignal |
| NL7402507A NL7402507A (de) | 1973-02-28 | 1974-02-25 | |
| CH264174A CH561487A5 (de) | 1973-02-28 | 1974-02-25 | |
| CA193,436A CA1022624A (en) | 1973-02-28 | 1974-02-25 | Radio transmitter for speech information, busy and switching signals |
| JP49021575A JPS5026416A (de) | 1973-02-28 | 1974-02-25 | |
| FR7406602A FR2219579B1 (de) | 1973-02-28 | 1974-02-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE7302804A SE370842B (de) | 1973-02-28 | 1973-02-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SE370842B true SE370842B (de) | 1974-10-28 |
Family
ID=20316759
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE7302804A SE370842B (de) | 1973-02-28 | 1973-02-28 |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US3938156A (de) |
| JP (1) | JPS5026416A (de) |
| CA (1) | CA1022624A (de) |
| CH (1) | CH561487A5 (de) |
| DE (1) | DE2408588C3 (de) |
| FR (1) | FR2219579B1 (de) |
| GB (1) | GB1422924A (de) |
| NL (1) | NL7402507A (de) |
| SE (1) | SE370842B (de) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4376310A (en) * | 1981-05-13 | 1983-03-08 | General Electric Company | Mobile data terminal channel busy arrangement |
| DE3304300A1 (de) * | 1983-02-09 | 1984-08-09 | Brown, Boveri & Cie Ag, 6800 Mannheim | Verfahren und einrichtung zur busanforderung und sammelquittierung in einem prozessbus-system |
| US4494244A (en) * | 1983-02-14 | 1985-01-15 | Alfred Arndt | Step-off device for aircraft voice communication system |
| US4551854A (en) * | 1983-08-22 | 1985-11-05 | Rutty John G | Anti-blocking device including stuck microphone reliever for aircraft voice communication system |
| US4703476A (en) * | 1983-09-16 | 1987-10-27 | Audicom Corporation | Encoding of transmitted program material |
| US4573207A (en) * | 1983-12-22 | 1986-02-25 | Motorola, Inc. | Queued community repeater communications system |
| JP2783578B2 (ja) * | 1989-02-21 | 1998-08-06 | キヤノン株式会社 | スペクトラム拡散通信装置 |
| FR2705179B1 (fr) * | 1993-05-12 | 1995-06-16 | Gemplus Card Int | Procédé de gestion de la transmission des messages d'un ensemble d'émetteurs vers un récepteur unique sur un canal unique. |
| US6308052B1 (en) * | 1999-01-15 | 2001-10-23 | Imran A. Jamali | Half-duplex radios for indicating signal transmissions |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3281789A (en) * | 1962-11-02 | 1966-10-25 | Frederick P Willcox | Multiple remote interrogated information system |
| US3452156A (en) * | 1966-02-25 | 1969-06-24 | Motorola Inc | Radio transmission system with independent diversity reception of plural sideband components |
| US3617892A (en) * | 1967-02-27 | 1971-11-02 | Rca Corp | Frequency modulation system for spreading radiated power |
| US3477042A (en) * | 1967-06-21 | 1969-11-04 | Communications Satellite Corp | Constant level loading of f.m. modulator |
-
1973
- 1973-02-28 SE SE7302804A patent/SE370842B/xx unknown
-
1974
- 1974-02-18 GB GB719674A patent/GB1422924A/en not_active Expired
- 1974-02-20 US US05/443,974 patent/US3938156A/en not_active Expired - Lifetime
- 1974-02-22 DE DE2408588A patent/DE2408588C3/de not_active Expired
- 1974-02-25 JP JP49021575A patent/JPS5026416A/ja active Pending
- 1974-02-25 CH CH264174A patent/CH561487A5/xx not_active IP Right Cessation
- 1974-02-25 NL NL7402507A patent/NL7402507A/xx not_active Application Discontinuation
- 1974-02-25 CA CA193,436A patent/CA1022624A/en not_active Expired
- 1974-02-27 FR FR7406602A patent/FR2219579B1/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CH561487A5 (de) | 1975-04-30 |
| FR2219579B1 (de) | 1976-12-03 |
| CA1022624A (en) | 1977-12-13 |
| DE2408588C3 (de) | 1978-08-10 |
| US3938156A (en) | 1976-02-10 |
| GB1422924A (en) | 1976-01-28 |
| NL7402507A (de) | 1974-08-30 |
| DE2408588A1 (de) | 1974-09-05 |
| FR2219579A1 (de) | 1974-09-20 |
| DE2408588B2 (de) | 1977-12-15 |
| JPS5026416A (de) | 1975-03-19 |