DE3210454C2 - - Google Patents
Info
- Publication number
- DE3210454C2 DE3210454C2 DE3210454A DE3210454A DE3210454C2 DE 3210454 C2 DE3210454 C2 DE 3210454C2 DE 3210454 A DE3210454 A DE 3210454A DE 3210454 A DE3210454 A DE 3210454A DE 3210454 C2 DE3210454 C2 DE 3210454C2
- Authority
- DE
- Germany
- Prior art keywords
- input circuit
- circuit according
- receiver input
- control
- control loop
- 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 - Lifetime
Links
- 230000003321 amplification Effects 0.000 claims description 4
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 4
- 238000011144 upstream manufacturing Methods 0.000 claims description 2
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 claims 1
- 239000003990 capacitor Substances 0.000 description 7
- 230000001419 dependent effect Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000003750 conditioning effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers
- H03G3/20—Automatic control
- H03G3/30—Automatic control in amplifiers having semiconductor devices
- H03G3/3052—Automatic control in amplifiers having semiconductor devices in bandpass amplifiers (H.F. or I.F.) or in frequency-changers used in a (super)heterodyne receiver
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers
- H03G3/20—Automatic control
- H03G3/30—Automatic control in amplifiers having semiconductor devices
- H03G3/3052—Automatic control in amplifiers having semiconductor devices in bandpass amplifiers (H.F. or I.F.) or in frequency-changers used in a (super)heterodyne receiver
- H03G3/3057—Automatic control in amplifiers having semiconductor devices in bandpass amplifiers (H.F. or I.F.) or in frequency-changers used in a (super)heterodyne receiver using at least one diode as controlling device
Landscapes
- Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
Description
Claims (22)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19823210454 DE3210454A1 (de) | 1982-03-22 | 1982-03-22 | Empfaenger-eingangsschaltung |
DE19823250029 DE3250029C2 (en) | 1982-03-22 | 1982-03-22 | Receiver input stage |
US06/478,522 US4580288A (en) | 1982-03-22 | 1983-03-22 | Receiver input circuit |
JP58046121A JPS58171132A (ja) | 1982-03-22 | 1983-03-22 | 受信機入力回路 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19823210454 DE3210454A1 (de) | 1982-03-22 | 1982-03-22 | Empfaenger-eingangsschaltung |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3210454A1 DE3210454A1 (de) | 1983-09-22 |
DE3210454C2 true DE3210454C2 (de) | 1990-10-18 |
Family
ID=6158948
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19823210454 Granted DE3210454A1 (de) | 1982-03-22 | 1982-03-22 | Empfaenger-eingangsschaltung |
Country Status (3)
Country | Link |
---|---|
US (1) | US4580288A (de) |
JP (1) | JPS58171132A (de) |
DE (1) | DE3210454A1 (de) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6150354U (de) * | 1984-09-03 | 1986-04-04 | ||
DE3447283A1 (de) * | 1984-12-24 | 1986-07-10 | Telefunken electronic GmbH, 7100 Heilbronn | Funkempfaenger |
DE3447284A1 (de) * | 1984-12-24 | 1986-07-10 | Telefunken electronic GmbH, 7100 Heilbronn | Funkempfaenger |
DE3447282A1 (de) * | 1984-12-24 | 1986-07-10 | Telefunken electronic GmbH, 7100 Heilbronn | Funkempfaenger |
JPS62128231A (ja) * | 1985-11-28 | 1987-06-10 | Toshiba Corp | チユ−ナ回路 |
IT1214239B (it) * | 1987-04-13 | 1990-01-10 | Sgs Microelettronica Spa | Controllo dinamico di uno stadio mescolatore |
JPH0338906A (ja) * | 1989-07-05 | 1991-02-20 | Pioneer Electron Corp | 受信装置 |
DE3942959C2 (de) * | 1989-12-23 | 1995-06-29 | Telefunken Microelectron | Funkempfänger |
DE4011650A1 (de) * | 1990-04-11 | 1991-10-17 | Licentia Gmbh | Regelschaltung fuer einen ueberlagerungsempfaenger |
US5264795A (en) * | 1990-06-18 | 1993-11-23 | The Charles Machine Works, Inc. | System transmitting and receiving digital and analog information for use in locating concealed conductors |
EP0464669B1 (de) * | 1990-06-29 | 1997-06-04 | Sanyo Electric Co., Ltd. | Automatische Verstärkungsregelung für einen Radioempfänger |
JP3174340B2 (ja) * | 1992-06-08 | 2001-06-11 | モトローラ・インコーポレイテッド | 受信機の自動利得制御装置 |
JPH10276109A (ja) * | 1997-03-27 | 1998-10-13 | Alps Electric Co Ltd | テレビジョン信号受信用チュ−ナ |
SG92689A1 (en) * | 2000-03-27 | 2002-11-19 | Koninkl Philips Electronics Nv | Automatic gain control |
JP2002300065A (ja) * | 2000-11-29 | 2002-10-11 | Alps Electric Co Ltd | テレビジョンチューナ |
GB2398943B (en) * | 2003-02-28 | 2005-08-31 | Zarlink Semiconductor Ltd | Tuner |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE673988C (de) * | 1935-03-16 | 1939-04-01 | Emi Ltd | Mehrkreisiger Empfaenger mit selbsttaetiger Schwundreegelung |
DE691564C (de) * | 1935-09-10 | 1940-05-30 | Telefunken Gmbh | Empfaenger mit Dynamikregelung im Hochfrequenzteil |
DE1166274B (de) | 1960-08-30 | 1964-03-26 | Nippon Electric Co | Regelbarer Transistorverstaerker |
US3518585A (en) * | 1966-12-30 | 1970-06-30 | Texas Instruments Inc | Voltage controlled a.c. signal attenuator |
DE1296226C2 (de) * | 1967-12-09 | 1978-03-16 | Philips" Patentverwaltung GmbH, 2000 Hamburg | Abstimm-schaltungsanordnung mit einer schaltdiode |
DE2115961C3 (de) * | 1971-04-01 | 1978-10-05 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Schaltungsanordnung zur Regelung der Amplitude eines elektrischen Signals |
DE2126136C3 (de) | 1971-05-26 | 1982-07-29 | Blaupunkt-Werke Gmbh, 3200 Hildesheim | Regelbare HF-Eingangsstufe mit einem PIN-Dioden-Dämpfungsglied |
DE2403799B2 (de) * | 1974-01-26 | 1979-07-26 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Verstärkerschaltung mit selbsttätiger Verstärkungsregelung |
US3895299A (en) * | 1974-04-08 | 1975-07-15 | Sanders Associates Inc | Apparatus for automatic adjustment of AGC reference voltage |
JPS5345250B2 (de) * | 1974-10-02 | 1978-12-05 | ||
DE2454187C3 (de) | 1974-11-15 | 1978-05-18 | Philips Patentverwaltung Gmbh, 2000 Hamburg | Schaltungsanordnung für HF-Eingangsstufen eines Fernsehempfängers |
DE2521387C3 (de) | 1975-05-14 | 1978-05-18 | Philips Patentverwaltung Gmbh, 2000 Hamburg | Eingangs-Schaltungsanordnung für einen VHF- oder UHF-Kanalwähler eines Fernsehgerätes |
JPS5342510A (en) * | 1976-09-29 | 1978-04-18 | Anritsu Electric Co Ltd | Signal detector |
DE2847706C2 (de) * | 1978-11-03 | 1982-08-12 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Schwundregelschaltung für einen Rundfunkempfänger mit Sendersuchlauf, insbesondere für einen Fernsehempfänger |
JPS5595321U (de) * | 1978-12-25 | 1980-07-02 | ||
US4243947A (en) | 1979-03-28 | 1981-01-06 | General Motors Corporation | Radio frequency amplifier with gain control |
DE2914092C2 (de) * | 1979-04-07 | 1983-02-10 | Rohde & Schwarz GmbH & Co KG, 8000 München | Anordnung zum Überwachen der Übersteuerung eines Hochfrequenz-Empfängers |
JPS56102154U (de) * | 1979-12-29 | 1981-08-11 |
-
1982
- 1982-03-22 DE DE19823210454 patent/DE3210454A1/de active Granted
-
1983
- 1983-03-22 US US06/478,522 patent/US4580288A/en not_active Expired - Lifetime
- 1983-03-22 JP JP58046121A patent/JPS58171132A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS58171132A (ja) | 1983-10-07 |
US4580288A (en) | 1986-04-01 |
JPH0356019B2 (de) | 1991-08-27 |
DE3210454A1 (de) | 1983-09-22 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE3210454C2 (de) | ||
DE60005841T2 (de) | Variabler oszillator und filterschaltung | |
DE3133547C2 (de) | ||
DE19647383C2 (de) | Spannungsgesteuerte, veränderliche Abstimmschaltung | |
DE19734265C2 (de) | Fernsehtuner | |
EP0818888A1 (de) | Umschaltbares Bandfilter für Mehrband-Tuner | |
DE1081073B (de) | Hochfrequenzverstaerker | |
EP0761038B1 (de) | Frequenzveränderbare oszillatoranordnung | |
DD43058B1 (de) | Schaltung zur elektronischen abstimmung eines funkempfangsgeraetes | |
EP1128552B1 (de) | Schaltungsanordnung zur Filterung eines Hochfrequenzsignals | |
DE3210453A1 (de) | Signal-eingangsschaltung | |
DE1011478B (de) | UEberlagerungsempfangsschaltung fuer Ultrakurzwellen | |
DE2238312C3 (de) | Elektronische Schaltung zur Erzeugung einer Abstimmspannung für Kapazitätsdiodenabstimmungen | |
DE2503785B2 (de) | Abstimmbarer resonanzkreis fuer wenigstens zwei frequenzbereiche, insbesondere lambda/2-leitungskreis | |
DE19650524A1 (de) | Doppelabstimmschaltung für TV-Tuner | |
EP0405349A2 (de) | Sende- und/oder Empfangsgerät | |
DE2620055C3 (de) | Schaltung zum Erzeugen und Einstellen des Betrags einer Gleichspannung für die Schwingkreisabstimmung | |
DE1591766B1 (de) | Abstimmvorrichtung fuer hochfrequente elektrische schwingungen | |
DE2354630B2 (de) | HF-Verstärker | |
DE3250029C2 (en) | Receiver input stage | |
EP0293039B1 (de) | Schaltungsanordnung mit einem Verstärker mit bipolaren Transistoren | |
DE3144242C2 (de) | ||
EP0035591B1 (de) | Aktives NF-Bandpassfilter | |
DE2546985A1 (de) | Mehrkanal-sprechfunkgeraet mit einem pll-(phase locked loop-)oszillatorkreis | |
DE69013986T2 (de) | Antennenresonanzschaltung. |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
OM8 | Search report available as to paragraph 43 lit. 1 sentence 1 patent law | ||
8127 | New person/name/address of the applicant |
Owner name: TELEFUNKEN ELECTRONIC GMBH, 7100 HEILBRONN, DE |
|
8110 | Request for examination paragraph 44 | ||
8120 | Willingness to grant licences paragraph 23 | ||
8172 | Supplementary division/partition in: |
Ref country code: DE Ref document number: 3250029 Format of ref document f/p: P |
|
Q171 | Divided out to: |
Ref country code: DE Ref document number: 3250029 |
|
AH | Division in |
Ref country code: DE Ref document number: 3250029 Format of ref document f/p: P |
|
D2 | Grant after examination | ||
8364 | No opposition during term of opposition | ||
AH | Division in |
Ref country code: DE Ref document number: 3250029 Format of ref document f/p: P |
|
8327 | Change in the person/name/address of the patent owner |
Owner name: TEMIC TELEFUNKEN MICROELECTRONIC GMBH, 74072 HEILB |
|
8327 | Change in the person/name/address of the patent owner |
Owner name: TEMIC SEMICONDUCTOR GMBH, 74072 HEILBRONN, DE |
|
8327 | Change in the person/name/address of the patent owner |
Owner name: ATMEL GERMANY GMBH, 74072 HEILBRONN, DE |