FR743211A - - Google Patents
Info
- Publication number
- FR743211A FR743211A FR743211DA FR743211A FR 743211 A FR743211 A FR 743211A FR 743211D A FR743211D A FR 743211DA FR 743211 A FR743211 A FR 743211A
- 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
-
- 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
- H04B1/54—Circuits using the same frequency for two directions of communication
- H04B1/58—Hybrid arrangements, i.e. arrangements for transition from single-path two-direction transmission to single-direction transmission on each of two paths or vice versa
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B3/00—Line transmission systems
- H04B3/02—Details
- H04B3/03—Hybrid circuits
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
- Measurement Of Resistance Or Impedance (AREA)
- Telephone Function (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB803631A GB374528A (en) | 1931-03-16 | 1931-03-16 | Coupling a two-way path to two one-way paths in electric signalling systems and devices therefor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR743211A true FR743211A (xx) | 1933-03-25 |
Family
ID=9844543
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR743211D Expired FR743211A (xx) | 1931-03-16 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE386936A (xx) |
| DE (1) | DE624704C (xx) |
| FR (1) | FR743211A (xx) |
| GB (1) | GB374528A (xx) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4103118A (en) * | 1977-05-02 | 1978-07-25 | Synanon Foundation, Inc. | Autobalance hybrid circuit |
-
0
- FR FR743211D patent/FR743211A/fr not_active Expired
- BE BE386936D patent/BE386936A/xx unknown
-
1931
- 1931-03-16 GB GB803631A patent/GB374528A/en not_active Expired
-
1932
- 1932-03-12 DE DEI43986D patent/DE624704C/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| BE386936A (xx) | |
| DE624704C (de) | 1936-01-28 |
| GB374528A (en) | 1932-06-16 |