FR2578375B1 - Agencement suiveur de la tension d'accord - Google Patents
Agencement suiveur de la tension d'accordInfo
- Publication number
- FR2578375B1 FR2578375B1 FR868602864A FR8602864A FR2578375B1 FR 2578375 B1 FR2578375 B1 FR 2578375B1 FR 868602864 A FR868602864 A FR 868602864A FR 8602864 A FR8602864 A FR 8602864A FR 2578375 B1 FR2578375 B1 FR 2578375B1
- Authority
- FR
- France
- Prior art keywords
- tuning voltage
- arrangement following
- arrangement
- following
- tuning
- 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.)
- Expired - Fee Related
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
- H04N5/50—Tuning indicators; Automatic tuning control
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J3/00—Continuous tuning
- H03J3/02—Details
- H03J3/16—Tuning without displacement of reactive element, e.g. by varying permeability
- H03J3/18—Tuning without displacement of reactive element, e.g. by varying permeability by discharge tube or semiconductor device simulating variable reactance
- H03J3/185—Tuning without displacement of reactive element, e.g. by varying permeability by discharge tube or semiconductor device simulating variable reactance with varactors, i.e. voltage variable reactive diodes
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Superheterodyne Receivers (AREA)
- Channel Selection Circuits, Automatic Tuning Circuits (AREA)
- Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/705,900 US4658437A (en) | 1985-03-01 | 1985-03-01 | Tuning voltage tracking arrangement |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2578375A1 FR2578375A1 (fr) | 1986-09-05 |
FR2578375B1 true FR2578375B1 (fr) | 1990-08-31 |
Family
ID=24835415
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR868602864A Expired - Fee Related FR2578375B1 (fr) | 1985-03-01 | 1986-02-28 | Agencement suiveur de la tension d'accord |
Country Status (9)
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3512873A1 (de) * | 1985-04-11 | 1986-10-30 | Deutsche Thomson-Brandt Gmbh, 7730 Villingen-Schwenningen | Abstimmsystem fuer fernsehgeraete |
US4837852A (en) * | 1985-06-17 | 1989-06-06 | Toko, Inc. | Electronic tuning circuit for AM receiver which is easy to effect tracking adjustment |
JPS6318711A (ja) * | 1986-07-10 | 1988-01-26 | Toko Inc | 電子同調受信機 |
US4817192A (en) * | 1986-10-31 | 1989-03-28 | Motorola, Inc. | Dual-mode AFC circuit for an SSB radio transceiver |
US4852086A (en) * | 1986-10-31 | 1989-07-25 | Motorola, Inc. | SSB communication system with FM data capability |
US4955083A (en) * | 1986-10-31 | 1990-09-04 | Motorola, Inc. | Dual mode radio transceiver for an SSB communication system |
EP0276144B1 (en) * | 1987-01-20 | 1993-11-18 | Matsushita Electric Industrial Co., Ltd. | Signal receiver for terrestrial and satellite broadcastings |
DE19530871A1 (de) * | 1995-08-22 | 1997-02-27 | Emitec Emissionstechnologie | Verfahren zum Herstellen eines gelöteten Wabenkörpers unter Verwendung schichtartig aufgebauter Bleche |
US6925291B2 (en) | 2002-09-27 | 2005-08-02 | Thomson Licensing S.A. | Electronic alignment system for a television signal tuner |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4955209A (US08063081-20111122-C00044.png) * | 1972-09-29 | 1974-05-29 | ||
US3800239A (en) * | 1972-11-24 | 1974-03-26 | Texas Instruments Inc | Current-canceling circuit |
US4002986A (en) * | 1975-03-27 | 1977-01-11 | Zenith Radio Corporation | Television receiver with tuner capable of receiving air and CATV signals |
JPS6046895B2 (ja) * | 1978-08-04 | 1985-10-18 | アルプス電気株式会社 | 電子同調チユ−ナ |
JPS572117A (en) * | 1980-06-04 | 1982-01-07 | Fujitsu General Ltd | Tuning circuit |
JPS5781716A (en) * | 1980-11-11 | 1982-05-21 | Mitsubishi Electric Corp | Tracking compensating circuit of varactor diode tuning radio receiver |
US4404686A (en) * | 1980-12-01 | 1983-09-13 | Zenith Radio Corporation | Four band VHF varactor tuner to cover extended CATV band utilizing two switching diodes per resonant circuit |
US4380827A (en) * | 1981-09-21 | 1983-04-19 | Zenith Radio Corporation | Oscillator for television tuner |
DE3144243A1 (de) * | 1981-11-07 | 1983-05-19 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | "oszillator" |
JPS58142619A (ja) * | 1982-02-18 | 1983-08-24 | Sanyo Electric Co Ltd | 電子同調受信機 |
US4418427A (en) * | 1982-03-30 | 1983-11-29 | Rca Corporation | Tuning system for a multi-band television receiver |
US4418428A (en) * | 1982-03-30 | 1983-11-29 | Rca Corporation | Tuning system for a multi-band television receiver |
FI75962C (fi) * | 1982-03-30 | 1988-08-08 | Rca Corp | Avstaemningssystem foer en flerbandig televisionsmottagare. |
US4442548A (en) * | 1982-05-14 | 1984-04-10 | Rca Corporation | Television receiver tuning circuit tunable over a wide frequency range |
JPS58222612A (ja) * | 1982-06-18 | 1983-12-24 | Sanyo Electric Co Ltd | 電子同調受信機 |
US4476583A (en) * | 1983-02-28 | 1984-10-09 | Rca Corporation | Electronic tracking for tuners |
JPS6032425A (ja) * | 1983-08-02 | 1985-02-19 | Matsushita Electric Ind Co Ltd | 同調装置 |
-
1985
- 1985-03-01 US US06/705,900 patent/US4658437A/en not_active Expired - Lifetime
-
1986
- 1986-02-13 CA CA000501782A patent/CA1239233A/en not_active Expired
- 1986-02-27 DE DE19863606432 patent/DE3606432A1/de active Granted
- 1986-02-27 GB GB8604838A patent/GB2173058B/en not_active Expired
- 1986-02-28 FR FR868602864A patent/FR2578375B1/fr not_active Expired - Fee Related
- 1986-02-28 KR KR1019860001416A patent/KR930008713B1/ko not_active IP Right Cessation
- 1986-02-28 JP JP61045128A patent/JPS61205015A/ja active Granted
-
1992
- 1992-02-17 SG SG146/92A patent/SG14692G/en unknown
-
1994
- 1994-05-19 HK HK49194A patent/HK49194A/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
CA1239233A (en) | 1988-07-12 |
DE3606432A1 (de) | 1986-09-04 |
JPH0525403B2 (US08063081-20111122-C00044.png) | 1993-04-12 |
HK49194A (en) | 1994-05-27 |
KR930008713B1 (ko) | 1993-09-13 |
GB8604838D0 (en) | 1986-04-03 |
SG14692G (en) | 1992-04-16 |
DE3606432C2 (US08063081-20111122-C00044.png) | 1991-03-28 |
KR860007824A (ko) | 1986-10-17 |
GB2173058A (en) | 1986-10-01 |
FR2578375A1 (fr) | 1986-09-05 |
US4658437A (en) | 1987-04-14 |
GB2173058B (en) | 1989-05-17 |
JPS61205015A (ja) | 1986-09-11 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TP | Transmission of property | ||
ST | Notification of lapse |