FR1193978A - - Google Patents
Info
- Publication number
- FR1193978A FR1193978A FR1193978DA FR1193978A FR 1193978 A FR1193978 A FR 1193978A FR 1193978D A FR1193978D A FR 1193978DA FR 1193978 A FR1193978 A FR 1193978A
- 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
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/40—Circuits
- H04B1/50—Circuits using different frequencies for the two directions of communication
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR1193978A true FR1193978A (pt) | 1959-11-05 |
Family
ID=1568485
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR1193978D Expired FR1193978A (pt) |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR1193978A (pt) |
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0
- FR FR1193978D patent/FR1193978A/fr not_active Expired