FR833596A - Telegraph or telephone communications multiplication systems - Google Patents
Telegraph or telephone communications multiplication systemsInfo
- Publication number
- FR833596A FR833596A FR833596DA FR833596A FR 833596 A FR833596 A FR 833596A FR 833596D A FR833596D A FR 833596DA FR 833596 A FR833596 A FR 833596A
- Authority
- FR
- France
- Prior art keywords
- telegraph
- telephone communications
- multiplication systems
- multiplication
- systems
- 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
- H04J—MULTIPLEX COMMUNICATION
- H04J7/00—Multiplex systems in which the amplitudes or durations of the signals in individual channels are characteristic of those channels
- H04J7/02—Multiplex systems in which the amplitudes or durations of the signals in individual channels are characteristic of those channels in which the polarity of the amplitude is characteristic
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR833596T | 1937-06-24 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR833596A true FR833596A (en) | 1938-10-25 |
Family
ID=9296665
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR833596D Expired FR833596A (en) | 1937-06-24 | 1937-06-24 | Telegraph or telephone communications multiplication systems |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR833596A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0141480A2 (en) * | 1983-11-04 | 1985-05-15 | Fibronics Ltd | A communication system of unipolar pulses |
EP0324975A2 (en) * | 1988-01-18 | 1989-07-26 | Sostel Oy | Transmission system for telephone communication or data transfer |
-
1937
- 1937-06-24 FR FR833596D patent/FR833596A/en not_active Expired
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0141480A2 (en) * | 1983-11-04 | 1985-05-15 | Fibronics Ltd | A communication system of unipolar pulses |
EP0141480A3 (en) * | 1983-11-04 | 1986-02-12 | Fibronics Ltd | A communication system of unipolar pulses |
EP0324975A2 (en) * | 1988-01-18 | 1989-07-26 | Sostel Oy | Transmission system for telephone communication or data transfer |
EP0324975A3 (en) * | 1988-01-18 | 1990-11-28 | Sostel Oy | Transmission system for telephone communication or data transfer |
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