FR959321A - - Google Patents
Info
- Publication number
- FR959321A FR959321A FR959321DA FR959321A FR 959321 A FR959321 A FR 959321A FR 959321D A FR959321D A FR 959321DA FR 959321 A FR959321 A FR 959321A
- 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
- H04M—TELEPHONIC COMMUNICATION
- H04M11/00—Telephonic communication systems specially adapted for combination with other electrical systems
- H04M11/06—Simultaneous speech and data transmission, e.g. telegraphic transmission over the same conductors
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M11/00—Telephonic communication systems specially adapted for combination with other electrical systems
- H04M11/06—Simultaneous speech and data transmission, e.g. telegraphic transmission over the same conductors
- H04M11/062—Simultaneous speech and data transmission, e.g. telegraphic transmission over the same conductors using different frequency bands for speech and other data
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR270402X | 1941-01-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR959321A true FR959321A (ja) | 1950-03-29 |
Family
ID=8885881
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR959321D Expired FR959321A (ja) | 1941-01-31 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US2426223A (ja) |
| BE (1) | BE480134A (ja) |
| CH (1) | CH270402A (ja) |
| FR (1) | FR959321A (ja) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102342740B1 (ko) * | 2014-09-15 | 2021-12-23 | 삼성전자주식회사 | 신호 송수신 방법 및 장치 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1621557A (en) * | 1923-06-27 | 1927-03-22 | American Telephone & Telegraph | Combined resonant shunt device for telegraph circuits |
| US2106352A (en) * | 1935-03-15 | 1938-01-25 | Bell Telephone Labor Inc | Teletypewriter station |
| BE435784A (ja) * | 1938-08-04 | |||
| US2254342A (en) * | 1939-11-02 | 1941-09-02 | Teletype Corp | Receiver selection system |
-
0
- FR FR959321D patent/FR959321A/fr not_active Expired
- BE BE480134D patent/BE480134A/xx unknown
-
1943
- 1943-04-13 US US482904A patent/US2426223A/en not_active Expired - Lifetime
-
1947
- 1947-10-03 CH CH270402D patent/CH270402A/fr unknown
Also Published As
| Publication number | Publication date |
|---|---|
| US2426223A (en) | 1947-08-26 |
| CH270402A (fr) | 1950-08-31 |
| BE480134A (ja) |