FI893120A - TV tuner input circuit - Google Patents

TV tuner input circuit Download PDF

Info

Publication number
FI893120A
FI893120A FI893120A FI893120A FI893120A FI 893120 A FI893120 A FI 893120A FI 893120 A FI893120 A FI 893120A FI 893120 A FI893120 A FI 893120A FI 893120 A FI893120 A FI 893120A
Authority
FI
Finland
Prior art keywords
input circuit
tuner input
tuner
circuit
input
Prior art date
Application number
FI893120A
Other languages
Finnish (fi)
Swedish (sv)
Other versions
FI91470B (en
FI91470C (en
FI893120A0 (en
Inventor
Franz Heigl
Original Assignee
Telefunken Electronic Gmbh
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 Telefunken Electronic Gmbh filed Critical Telefunken Electronic Gmbh
Publication of FI893120A0 publication Critical patent/FI893120A0/en
Publication of FI893120A publication Critical patent/FI893120A/en
Publication of FI91470B publication Critical patent/FI91470B/en
Application granted granted Critical
Publication of FI91470C publication Critical patent/FI91470C/en

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
FI893120A 1988-06-28 1989-06-27 TV tuner input circuit FI91470C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3821715 1988-06-28
DE3821715A DE3821715A1 (en) 1988-06-28 1988-06-28 INPUT CIRCUIT OF A TELEVISION TUNER

Publications (4)

Publication Number Publication Date
FI893120A0 FI893120A0 (en) 1989-06-27
FI893120A true FI893120A (en) 1989-12-29
FI91470B FI91470B (en) 1994-03-15
FI91470C FI91470C (en) 1994-06-27

Family

ID=6357388

Family Applications (1)

Application Number Title Priority Date Filing Date
FI893120A FI91470C (en) 1988-06-28 1989-06-27 TV tuner input circuit

Country Status (4)

Country Link
EP (1) EP0348698B1 (en)
JP (1) JPH0258918A (en)
DE (2) DE3821715A1 (en)
FI (1) FI91470C (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0678981A3 (en) * 1994-04-21 1996-05-15 Philips Patentverwaltung High-frequency receiving stage.

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4247953A (en) * 1977-07-01 1981-01-27 Hitachi, Ltd. Tunable high-frequency input circuit
JPS5413205A (en) * 1977-07-01 1979-01-31 Hitachi Ltd Automatic channel tuner
GB2000926B (en) * 1977-07-05 1982-04-28 Texas Instruments Inc Channel selector for television receiver
JPS6046895B2 (en) * 1978-08-04 1985-10-18 アルプス電気株式会社 electronic tuning tuner
US4408348A (en) * 1981-08-19 1983-10-04 Rca Corporation Multiband tuning system for a television receiver
DE3509516C1 (en) * 1985-03-16 1986-09-18 Philips Patentverwaltung Gmbh, 2000 Hamburg Circuit arrangement of the input stages of a television tuner
DE3538921A1 (en) * 1985-11-02 1987-05-14 Telefunken Electronic Gmbh Television tuner
JPS6352510A (en) * 1986-08-22 1988-03-05 Toshiba Corp Electronic tuner
GB2196197B (en) * 1986-10-01 1990-09-19 Telefunken Electronic Gmbh Television tuner
DE3633384A1 (en) * 1986-10-01 1988-04-14 Telefunken Electronic Gmbh TELEVISION TUNER FOR THREE DIFFERENT FREQUENCIES

Also Published As

Publication number Publication date
DE58906348D1 (en) 1994-01-20
DE3821715C2 (en) 1990-11-29
JPH0258918A (en) 1990-02-28
FI91470B (en) 1994-03-15
EP0348698A2 (en) 1990-01-03
FI91470C (en) 1994-06-27
FI893120A0 (en) 1989-06-27
EP0348698B1 (en) 1993-12-08
EP0348698A3 (en) 1990-10-31
DE3821715A1 (en) 1990-01-04

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Legal Events

Date Code Title Description
BB Publication of examined application
PC Transfer of assignment of patent

Owner name: TEMIC TELEFUNKEN HOCHFREQUENZTECHNIK

MM Patent lapsed

Owner name: TEMIC TELEFUNKEN HOCHFREQUENZTECHNIK