TR25652A - AYARLAYICI KISIMLARDA MERTEBE DEGISIMI ICIN DEVRE DüZENI - Google Patents

AYARLAYICI KISIMLARDA MERTEBE DEGISIMI ICIN DEVRE DüZENI

Info

Publication number
TR25652A
TR25652A TR91/0500A TR50091A TR25652A TR 25652 A TR25652 A TR 25652A TR 91/0500 A TR91/0500 A TR 91/0500A TR 50091 A TR50091 A TR 50091A TR 25652 A TR25652 A TR 25652A
Authority
TR
Turkey
Prior art keywords
switching
input stages
adjustment
partial changes
circuit order
Prior art date
Application number
TR91/0500A
Other languages
English (en)
Original Assignee
Siemens Ag
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Siemens Ag filed Critical Siemens Ag
Publication of TR25652A publication Critical patent/TR25652A/tr

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J5/00—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner
    • H03J5/24—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner with a number of separate pretuned tuning circuits or separate tuning elements selectively brought into circuit, e.g. for waveband selection or for television channel selection
    • H03J5/242—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner with a number of separate pretuned tuning circuits or separate tuning elements selectively brought into circuit, e.g. for waveband selection or for television channel selection used exclusively for band selection
    • H03J5/244—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner with a number of separate pretuned tuning circuits or separate tuning elements selectively brought into circuit, e.g. for waveband selection or for television channel selection used exclusively for band selection using electronic means

Landscapes

  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
  • Channel Selection Circuits, Automatic Tuning Circuits (AREA)
  • Circuits Of Receivers In General (AREA)
  • Oscillators With Electromechanical Resonators (AREA)
  • Amplifiers (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Paper (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Surgical Instruments (AREA)
  • Networks Using Active Elements (AREA)
TR91/0500A 1990-05-21 1991-05-17 AYARLAYICI KISIMLARDA MERTEBE DEGISIMI ICIN DEVRE DüZENI TR25652A (tr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP90109586A EP0457934B1 (de) 1990-05-21 1990-05-21 Schaltungsanordnung zur Bereichsumschaltung in Tunern

Publications (1)

Publication Number Publication Date
TR25652A true TR25652A (tr) 1993-07-01

Family

ID=8204008

Family Applications (1)

Application Number Title Priority Date Filing Date
TR91/0500A TR25652A (tr) 1990-05-21 1991-05-17 AYARLAYICI KISIMLARDA MERTEBE DEGISIMI ICIN DEVRE DüZENI

Country Status (12)

Country Link
US (1) US5214399A (tr)
EP (1) EP0457934B1 (tr)
JP (1) JP3174088B2 (tr)
AT (1) ATE127970T1 (tr)
DE (1) DE59009659D1 (tr)
ES (1) ES2076989T3 (tr)
FI (1) FI912442A (tr)
LT (1) LT3631B (tr)
LV (1) LV10987B (tr)
PL (1) PL165189B1 (tr)
RU (1) RU2085025C1 (tr)
TR (1) TR25652A (tr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3250785B2 (ja) * 1996-08-09 2002-01-28 アルプス電気株式会社 テレビチューナ
WO1998015055A1 (de) * 1996-09-30 1998-04-09 Siemens Aktiengesellschaft Mehrfach-vorstufenschaltung für fernseh-tuner
US6452645B1 (en) 1997-09-29 2002-09-17 Infineon Technologies Ag Multiple preliminary stage circuit for television tuner
DE19819544A1 (de) * 1998-04-30 1999-11-11 Siemens Ag Schaltungsanordnung zur Bereichsumschaltung in Hochfrequenzempfängern
DE60222607T3 (de) * 2001-06-08 2013-01-03 Alps Electric Co., Ltd. Integrierter Fernsehtuner mit Schaltungsanordnung zur Bereichsumschaltung

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4442548A (en) * 1982-05-14 1984-04-10 Rca Corporation Television receiver tuning circuit tunable over a wide frequency range
EP0299578A1 (en) * 1987-07-13 1989-01-18 Koninklijke Philips Electronics N.V. TV-RF input circuit

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58166134U (ja) * 1982-04-28 1983-11-05 アルプス電気株式会社 電子同調チユ−ナ
DE3633384A1 (de) * 1986-10-01 1988-04-14 Telefunken Electronic Gmbh Fernsehtuner fuer drei unterschiedliche frequenzbereiche

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4442548A (en) * 1982-05-14 1984-04-10 Rca Corporation Television receiver tuning circuit tunable over a wide frequency range
EP0299578A1 (en) * 1987-07-13 1989-01-18 Koninklijke Philips Electronics N.V. TV-RF input circuit

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
Die Nachforschung hat keine Dokumente ergeben, die sich auf die Patentanspr}che 1-12 beziehen. *
Die Nachforschung wurde mit Stichtag 17. Mai 1991 durchgef}hrt. *
'ICs f}r die Unterhaltungselektronik' 1986 , SIEMENS , DE *

Also Published As

Publication number Publication date
LV10987A (lv) 1995-12-20
JPH04230113A (ja) 1992-08-19
FI912442A0 (fi) 1991-05-20
LTIP1566A (en) 1995-06-26
US5214399A (en) 1993-05-25
FI912442A (fi) 1991-11-22
EP0457934A1 (de) 1991-11-27
LT3631B (en) 1996-01-25
LV10987B (en) 1996-06-20
EP0457934B1 (de) 1995-09-13
DE59009659D1 (de) 1995-10-19
ATE127970T1 (de) 1995-09-15
PL290171A1 (en) 1992-02-24
ES2076989T3 (es) 1995-11-16
JP3174088B2 (ja) 2001-06-11
RU2085025C1 (ru) 1997-07-20
PL165189B1 (pl) 1994-11-30

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