FR2280262B1 - - Google Patents
Info
- Publication number
- FR2280262B1 FR2280262B1 FR7522547A FR7522547A FR2280262B1 FR 2280262 B1 FR2280262 B1 FR 2280262B1 FR 7522547 A FR7522547 A FR 7522547A FR 7522547 A FR7522547 A FR 7522547A FR 2280262 B1 FR2280262 B1 FR 2280262B1
- 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
- H04B3/00—Line transmission systems
- H04B3/02—Details
- H04B3/20—Reducing echo effects or singing; Opening or closing transmitting path; Conditioning for transmission in one direction or the other
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
- Interconnected Communication Systems, Intercoms, And Interphones (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19742435607 DE2435607C3 (de) | 1974-07-24 | Echosperre |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2280262A1 FR2280262A1 (fr) | 1976-02-20 |
| FR2280262B1 true FR2280262B1 (xx) | 1979-06-15 |
Family
ID=5921407
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7522547A Granted FR2280262A1 (fr) | 1974-07-24 | 1975-07-18 | Suppresseur d'echo |
Country Status (10)
| Country | Link |
|---|---|
| JP (1) | JPS5433087B2 (xx) |
| AU (1) | AU471927B2 (xx) |
| ES (1) | ES439673A1 (xx) |
| FR (1) | FR2280262A1 (xx) |
| GB (1) | GB1510162A (xx) |
| IL (1) | IL47682A (xx) |
| IT (1) | IT1039912B (xx) |
| NL (1) | NL7508871A (xx) |
| SE (1) | SE7508385L (xx) |
| ZA (1) | ZA754467B (xx) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3942116A (en) * | 1975-03-13 | 1976-03-02 | California Microwave, Inc. | Transceiver having improved voice actuated carrier and echo suppression circuit |
| JPS6050092B2 (ja) * | 1977-11-08 | 1985-11-06 | ケイディディ株式会社 | 適応制御型反響阻止装置 |
| DE2967640D1 (en) * | 1979-09-17 | 1987-01-15 | Eci Telecom Ltd | Apparatus for use in telephone communication |
-
1975
- 1975-06-27 GB GB27285/75A patent/GB1510162A/en not_active Expired
- 1975-07-10 IL IL47682A patent/IL47682A/en unknown
- 1975-07-10 AU AU82907/75A patent/AU471927B2/en not_active Expired
- 1975-07-11 ZA ZA00754467A patent/ZA754467B/xx unknown
- 1975-07-18 IT IT25529/75A patent/IT1039912B/it active
- 1975-07-18 FR FR7522547A patent/FR2280262A1/fr active Granted
- 1975-07-23 SE SE7508385A patent/SE7508385L/xx unknown
- 1975-07-23 ES ES439673A patent/ES439673A1/es not_active Expired
- 1975-07-24 NL NL7508871A patent/NL7508871A/xx unknown
- 1975-07-24 JP JP9068175A patent/JPS5433087B2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5433087B2 (xx) | 1979-10-18 |
| AU8290775A (en) | 1976-05-06 |
| ZA754467B (en) | 1976-06-30 |
| NL7508871A (nl) | 1976-01-27 |
| IL47682A0 (en) | 1975-10-15 |
| JPS5136806A (xx) | 1976-03-27 |
| DE2435607B2 (de) | 1976-05-20 |
| IL47682A (en) | 1977-07-31 |
| ES439673A1 (es) | 1977-03-01 |
| FR2280262A1 (fr) | 1976-02-20 |
| AU471927B2 (en) | 1976-05-06 |
| IT1039912B (it) | 1979-12-10 |
| GB1510162A (en) | 1978-05-10 |
| SE7508385L (sv) | 1976-01-26 |
| DE2435607A1 (de) | 1976-02-05 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |