ATE164275T1 - Autoradio - Google Patents

Autoradio

Info

Publication number
ATE164275T1
ATE164275T1 AT92120007T AT92120007T ATE164275T1 AT E164275 T1 ATE164275 T1 AT E164275T1 AT 92120007 T AT92120007 T AT 92120007T AT 92120007 T AT92120007 T AT 92120007T AT E164275 T1 ATE164275 T1 AT E164275T1
Authority
AT
Austria
Prior art keywords
car radio
mixing
oscillator
analog
advantageous
Prior art date
Application number
AT92120007T
Other languages
German (de)
English (en)
Inventor
Lothar Dr Vogt
Stefan Dr Bartels
Djahanyr Dr Chahabadi
Original Assignee
Blaupunkt Werke 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 Blaupunkt Werke Gmbh filed Critical Blaupunkt Werke Gmbh
Application granted granted Critical
Publication of ATE164275T1 publication Critical patent/ATE164275T1/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/06—Receivers
    • 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
    • H03J5/02—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 variable tuning element having a number of predetermined settings and adjustable to a desired one of these settings
    • H03J5/0245—Discontinuous tuning using an electrical variable impedance element, e.g. a voltage variable reactive diode, in which no corresponding analogue value either exists or is preset, i.e. the tuning information is only available in a digital form
    • H03J5/0272—Discontinuous tuning using an electrical variable impedance element, e.g. a voltage variable reactive diode, in which no corresponding analogue value either exists or is preset, i.e. the tuning information is only available in a digital form the digital values being used to preset a counter or a frequency divider in a phase locked loop, e.g. frequency synthesizer

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Superheterodyne Receivers (AREA)
  • Circuits Of Receivers In General (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Vehicle Interior And Exterior Ornaments, Soundproofing, And Insulation (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Transmitters (AREA)
AT92120007T 1991-12-18 1992-11-25 Autoradio ATE164275T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4141848A DE4141848C1 (OSRAM) 1991-12-18 1991-12-18

Publications (1)

Publication Number Publication Date
ATE164275T1 true ATE164275T1 (de) 1998-04-15

Family

ID=6447420

Family Applications (1)

Application Number Title Priority Date Filing Date
AT92120007T ATE164275T1 (de) 1991-12-18 1992-11-25 Autoradio

Country Status (6)

Country Link
EP (1) EP0547408B1 (OSRAM)
JP (1) JP3334919B2 (OSRAM)
KR (1) KR100309047B1 (OSRAM)
AT (1) ATE164275T1 (OSRAM)
DE (2) DE4141848C1 (OSRAM)
ES (1) ES2113396T3 (OSRAM)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002368642A (ja) * 2001-06-08 2002-12-20 Sony Corp 受信機およびｉｃ
JP4760701B2 (ja) * 2006-12-26 2011-08-31 ソニー株式会社 フロントエンド集積回路

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4179662A (en) * 1974-03-14 1979-12-18 Masco Corporation Of Indiana Multiband scanning radio receiver using frequency synthesizer
US4092594A (en) * 1975-05-30 1978-05-30 Masco Corporation Of Indiana Crystalless scanning radio receiver controlled by processing means
US4268915A (en) * 1975-06-02 1981-05-19 Motorola, Inc. Universal automotive electronic radio with display for tuning or time information
DE2933416A1 (de) * 1979-08-17 1981-03-26 Siemens AG, 1000 Berlin und 8000 München Verfahren zur automatischen zf-korrektur von rundfunkgeraeten mit digital einstellbarer empfangsrequenz
JPH0223724A (ja) * 1988-07-13 1990-01-25 Alpine Electron Inc 全世界対応ラジオ受信機
US4947408A (en) * 1989-05-12 1990-08-07 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Digital carrier demodulator employing components working beyond normal limits

Also Published As

Publication number Publication date
JPH05252072A (ja) 1993-09-28
EP0547408B1 (de) 1998-03-18
JP3334919B2 (ja) 2002-10-15
DE4141848C1 (OSRAM) 1993-04-08
DE59209237D1 (de) 1998-04-23
KR930015385A (ko) 1993-07-24
EP0547408A1 (de) 1993-06-23
ES2113396T3 (es) 1998-05-01
KR100309047B1 (ko) 2001-12-15

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Legal Events

Date Code Title Description
REN Ceased due to non-payment of the annual fee