FR2280262A1 - Suppresseur d'echo - Google Patents
Suppresseur d'echoInfo
- Publication number
- FR2280262A1 FR2280262A1 FR7522547A FR7522547A FR2280262A1 FR 2280262 A1 FR2280262 A1 FR 2280262A1 FR 7522547 A FR7522547 A FR 7522547A FR 7522547 A FR7522547 A FR 7522547A FR 2280262 A1 FR2280262 A1 FR 2280262A1
- Authority
- FR
- France
- Prior art keywords
- echo suppressor
- suppressor
- echo
- 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.)
- Granted
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 true FR2280262A1 (fr) | 1976-02-20 |
FR2280262B1 FR2280262B1 (fr) | 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 (fr) |
AU (1) | AU471927B2 (fr) |
ES (1) | ES439673A1 (fr) |
FR (1) | FR2280262A1 (fr) |
GB (1) | GB1510162A (fr) |
IL (1) | IL47682A (fr) |
IT (1) | IT1039912B (fr) |
NL (1) | NL7508871A (fr) |
SE (1) | SE7508385L (fr) |
ZA (1) | ZA754467B (fr) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2304227A1 (fr) * | 1975-03-13 | 1976-10-08 | California Microwave | Dispositif emetteur-recepteur a circuit perfectionne pour la suppression de l'echo et de la porteuse vocale |
FR2408249A1 (fr) * | 1977-11-08 | 1979-06-01 | Kokusai Denshin Denwa Co Ltd | Suppresseur d'echo de type a commande adaptee |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2967644D1 (en) * | 1979-09-17 | 1987-01-29 | 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 AU AU82907/75A patent/AU471927B2/en not_active Expired
- 1975-07-10 IL IL47682A patent/IL47682A/en unknown
- 1975-07-11 ZA ZA00754467A patent/ZA754467B/xx unknown
- 1975-07-18 FR FR7522547A patent/FR2280262A1/fr active Granted
- 1975-07-18 IT IT25529/75A patent/IT1039912B/it active
- 1975-07-23 ES ES439673A patent/ES439673A1/es not_active Expired
- 1975-07-23 SE SE7508385A patent/SE7508385L/xx unknown
- 1975-07-24 JP JP9068175A patent/JPS5433087B2/ja not_active Expired
- 1975-07-24 NL NL7508871A patent/NL7508871A/xx unknown
Non-Patent Citations (1)
Title |
---|
NEANT * |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2304227A1 (fr) * | 1975-03-13 | 1976-10-08 | California Microwave | Dispositif emetteur-recepteur a circuit perfectionne pour la suppression de l'echo et de la porteuse vocale |
FR2408249A1 (fr) * | 1977-11-08 | 1979-06-01 | Kokusai Denshin Denwa Co Ltd | Suppresseur d'echo de type a commande adaptee |
Also Published As
Publication number | Publication date |
---|---|
ES439673A1 (es) | 1977-03-01 |
NL7508871A (nl) | 1976-01-27 |
SE7508385L (sv) | 1976-01-26 |
DE2435607A1 (de) | 1976-02-05 |
IT1039912B (it) | 1979-12-10 |
GB1510162A (en) | 1978-05-10 |
JPS5433087B2 (fr) | 1979-10-18 |
JPS5136806A (fr) | 1976-03-27 |
IL47682A (en) | 1977-07-31 |
AU8290775A (en) | 1976-05-06 |
IL47682A0 (en) | 1975-10-15 |
FR2280262B1 (fr) | 1979-06-15 |
DE2435607B2 (de) | 1976-05-20 |
ZA754467B (en) | 1976-06-30 |
AU471927B2 (en) | 1976-05-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |