FR613000A - Système de distribution radiotéléphonique - Google Patents
Système de distribution radiotéléphoniqueInfo
- Publication number
- FR613000A FR613000A FR613000DA FR613000A FR 613000 A FR613000 A FR 613000A FR 613000D A FR613000D A FR 613000DA FR 613000 A FR613000 A FR 613000A
- Authority
- FR
- France
- Prior art keywords
- distribution system
- radiotelephone
- radiotelephone distribution
- distribution
- 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
- H04H—BROADCAST COMMUNICATION
- H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
- H04H20/65—Arrangements characterised by transmission systems for broadcast
- H04H20/76—Wired systems
- H04H20/82—Wired systems using signals not modulated onto a carrier
- H04H20/83—Wired systems using signals not modulated onto a carrier not sharing the network with any other service
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
- H04H20/65—Arrangements characterised by transmission systems for broadcast
- H04H20/76—Wired systems
- H04H20/77—Wired systems using carrier waves
- H04H20/81—Wired systems using carrier waves combined with telephone network over which the broadcast is continuously available
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Monitoring And Testing Of Exchanges (AREA)
- Mobile Radio Communication Systems (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US9355A US1580409A (en) | 1925-02-14 | 1925-02-14 | Trunking system of radio distribution |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR613000A true FR613000A (fr) | 1926-11-05 |
Family
ID=21737132
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR613000D Expired FR613000A (fr) | 1925-02-14 | 1926-02-10 | Système de distribution radiotéléphonique |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US1580409A (fr) |
| BE (1) | BE332313A (fr) |
| CH (1) | CH122696A (fr) |
| DE (1) | DE567672C (fr) |
| FR (1) | FR613000A (fr) |
| GB (1) | GB247550A (fr) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3521168A (en) * | 1966-03-09 | 1970-07-21 | Edward F Kaiser | National warning system operable from central station |
-
1925
- 1925-02-14 US US9355A patent/US1580409A/en not_active Expired - Lifetime
-
1926
- 1926-02-04 GB GB3240/26A patent/GB247550A/en not_active Expired
- 1926-02-10 DE DEC37842D patent/DE567672C/de not_active Expired
- 1926-02-10 FR FR613000D patent/FR613000A/fr not_active Expired
- 1926-02-12 CH CH122696D patent/CH122696A/de unknown
- 1926-02-13 BE BE332313D patent/BE332313A/fr unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE567672C (de) | 1933-01-09 |
| CH122696A (de) | 1927-10-01 |
| US1580409A (en) | 1926-04-13 |
| BE332313A (fr) | 1926-03-31 |
| GB247550A (en) | 1927-05-04 |
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