FR2371827A1 - Regulateur a action continue - Google Patents
Regulateur a action continueInfo
- Publication number
- FR2371827A1 FR2371827A1 FR7635218A FR7635218A FR2371827A1 FR 2371827 A1 FR2371827 A1 FR 2371827A1 FR 7635218 A FR7635218 A FR 7635218A FR 7635218 A FR7635218 A FR 7635218A FR 2371827 A1 FR2371827 A1 FR 2371827A1
- Authority
- FR
- France
- Prior art keywords
- continuous action
- regulator
- gain control
- quadrupole
- control circuit
- 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
- H04B3/04—Control of transmission; Equalising
- H04B3/10—Control of transmission; Equalising by pilot signal
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Control Of Amplification And Gain Control (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
- Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
- Transmitters (AREA)
- Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
Abstract
La présente invention concerne la technique des transmissions. Elle a pour objet un régulateur de niveau à action continue sensible à l'amplitude d'une onde pilote incluse dans le signal dont le niveau est à réguler, comportant un quadripôle à gain variable traversé par ledit signal, une boucle de contrôle automatique de gain agissant sur un circuit de commande du gain du quadripôle à gain variable et une boucle auxiliaire grâce à laquelle le circuit de commande agit également en réaction sur la boucle de contrôle automatique de gain. Ledit régulateur s'utilise avantageusement dans les systèmes de transmission.
Priority Applications (12)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7635218A FR2371827A1 (fr) | 1976-11-23 | 1976-11-23 | Regulateur a action continue |
BE1008500A BE860520A (fr) | 1976-11-23 | 1977-11-07 | Regulateur a action continue |
GB47234/77A GB1588245A (en) | 1976-11-23 | 1977-11-14 | Continuous signal amplitude regulator |
US05/851,677 US4166981A (en) | 1976-11-23 | 1977-11-15 | Continuous signal amplitude regulator |
DE19772751286 DE2751286A1 (de) | 1976-11-23 | 1977-11-16 | Kontinuierlich wirkende regelanordnung zur stabilisierung einer elektrischen groesse |
CA291,374A CA1085005A (fr) | 1976-11-23 | 1977-11-21 | Regulateur a action continue |
LU78563A LU78563A1 (fr) | 1976-11-23 | 1977-11-21 | |
SE7713111A SE424034B (sv) | 1976-11-23 | 1977-11-21 | Amplitudregleringsanordning |
IE2364/77A IE45843B1 (en) | 1976-11-23 | 1977-11-22 | A continuous signal amplitudde regulator |
DK518077A DK518077A (da) | 1976-11-23 | 1977-11-22 | Regulator med kontinuerlig virkning |
IT29926/77A IT1088969B (it) | 1976-11-23 | 1977-11-23 | Redolatore ad azione continua |
NL7712935A NL7712935A (nl) | 1976-11-23 | 1977-11-23 | Continu werkende regelaar. |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7635218A FR2371827A1 (fr) | 1976-11-23 | 1976-11-23 | Regulateur a action continue |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2371827A1 true FR2371827A1 (fr) | 1978-06-16 |
FR2371827B1 FR2371827B1 (fr) | 1980-02-15 |
Family
ID=9180185
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7635218A Granted FR2371827A1 (fr) | 1976-11-23 | 1976-11-23 | Regulateur a action continue |
Country Status (12)
Country | Link |
---|---|
US (1) | US4166981A (fr) |
BE (1) | BE860520A (fr) |
CA (1) | CA1085005A (fr) |
DE (1) | DE2751286A1 (fr) |
DK (1) | DK518077A (fr) |
FR (1) | FR2371827A1 (fr) |
GB (1) | GB1588245A (fr) |
IE (1) | IE45843B1 (fr) |
IT (1) | IT1088969B (fr) |
LU (1) | LU78563A1 (fr) |
NL (1) | NL7712935A (fr) |
SE (1) | SE424034B (fr) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6116605A (ja) * | 1984-07-02 | 1986-01-24 | Hitachi Ltd | 可変利得増幅回路 |
IT1196871B (it) * | 1986-12-23 | 1988-11-25 | Cselt Centro Studi Lab Telecom | Sistema per il controllo automatico del prodotto guadagno banda per amplificatori operazionali |
US5012270A (en) * | 1988-03-10 | 1991-04-30 | Canon Kabushiki Kaisha | Image shake detecting device |
US5329062A (en) * | 1990-07-31 | 1994-07-12 | Casio Computer Co., Ltd. | Method of recording/reproducing waveform and apparatus for reproducing waveform |
US5742202A (en) * | 1996-05-31 | 1998-04-21 | Scientific-Atlanta, Inc. | Method and apparatus for dynamic automatic gain control when pilot signal is lost |
US5892800A (en) * | 1997-03-20 | 1999-04-06 | Sigmatel, Inc. | Data detection circuit having a pre-amplifier circuit |
JP4492640B2 (ja) * | 2007-05-30 | 2010-06-30 | ヤマハ株式会社 | 増幅器 |
US7972475B2 (en) * | 2008-01-28 | 2011-07-05 | The Procter & Gamble Company | Soft tissue paper having a polyhydroxy compound and lotion applied onto a surface thereof |
US9473151B1 (en) | 2015-06-05 | 2016-10-18 | Telefonaktiebolaget Lm Ericsson (Publ) | Low-noise oscillator amplitude regulator |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3248642A (en) * | 1962-05-22 | 1966-04-26 | Raymond S Rothschild | Precision voltage source |
US3510793A (en) * | 1964-02-26 | 1970-05-05 | Int Standard Electric Corp | Amplifier regulator employing an electrolytic variable resistance device |
AU407352B2 (en) * | 1965-12-29 | 1970-10-15 | Improvements in automatic gain regulators | |
DE1762228A1 (de) * | 1968-05-02 | 1970-04-23 | Telefonbau & Normalzeit Gmbh | Schaltungsanordnung zur Anzeige des Belegungszustandes von leitungen eines Leitungsbuendels in Fernsprechanlagen |
SE345180B (fr) * | 1971-06-21 | 1972-05-15 | Ericsson Telefon Ab L M |
-
1976
- 1976-11-23 FR FR7635218A patent/FR2371827A1/fr active Granted
-
1977
- 1977-11-07 BE BE1008500A patent/BE860520A/fr not_active IP Right Cessation
- 1977-11-14 GB GB47234/77A patent/GB1588245A/en not_active Expired
- 1977-11-15 US US05/851,677 patent/US4166981A/en not_active Expired - Lifetime
- 1977-11-16 DE DE19772751286 patent/DE2751286A1/de not_active Withdrawn
- 1977-11-21 LU LU78563A patent/LU78563A1/xx unknown
- 1977-11-21 SE SE7713111A patent/SE424034B/sv unknown
- 1977-11-21 CA CA291,374A patent/CA1085005A/fr not_active Expired
- 1977-11-22 IE IE2364/77A patent/IE45843B1/en unknown
- 1977-11-22 DK DK518077A patent/DK518077A/da unknown
- 1977-11-23 NL NL7712935A patent/NL7712935A/xx not_active Application Discontinuation
- 1977-11-23 IT IT29926/77A patent/IT1088969B/it active
Also Published As
Publication number | Publication date |
---|---|
FR2371827B1 (fr) | 1980-02-15 |
IE45843B1 (en) | 1982-12-15 |
IE45843L (en) | 1978-05-23 |
DK518077A (da) | 1978-05-24 |
CA1085005A (fr) | 1980-09-02 |
SE424034B (sv) | 1982-06-21 |
IT1088969B (it) | 1985-06-10 |
US4166981A (en) | 1979-09-04 |
GB1588245A (en) | 1981-04-23 |
SE7713111L (sv) | 1978-05-24 |
NL7712935A (nl) | 1978-05-25 |
LU78563A1 (fr) | 1978-07-14 |
BE860520A (fr) | 1978-05-08 |
DE2751286A1 (de) | 1978-07-27 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |