TW200518484A - AM/FM radio receiver and local oscillation circuit using the same - Google Patents

AM/FM radio receiver and local oscillation circuit using the same

Info

Publication number
TW200518484A
TW200518484A TW093120483A TW93120483A TW200518484A TW 200518484 A TW200518484 A TW 200518484A TW 093120483 A TW093120483 A TW 093120483A TW 93120483 A TW93120483 A TW 93120483A TW 200518484 A TW200518484 A TW 200518484A
Authority
TW
Taiwan
Prior art keywords
frequency
multiplying
same
oscillation circuit
radio receiver
Prior art date
Application number
TW093120483A
Other languages
English (en)
Inventor
Takeshi Ikeda
Hiroshi Miyagi
Original Assignee
Niigata Seimitsu Co Ltd
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 Niigata Seimitsu Co Ltd filed Critical Niigata Seimitsu Co Ltd
Publication of TW200518484A publication Critical patent/TW200518484A/zh

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L7/00—Automatic control of frequency or phase; Synchronisation
    • H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
    • H03L7/16—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop
    • H03L7/18—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using a frequency divider or counter in the loop
    • 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
    • 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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L7/00—Automatic control of frequency or phase; Synchronisation
    • H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
    • H03L7/07—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop using several loops, e.g. for redundant clock signal generation
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L7/00—Automatic control of frequency or phase; Synchronisation
    • H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
    • H03L7/16—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop
    • H03L7/18—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using a frequency divider or counter in the loop
    • H03L7/181—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using a frequency divider or counter in the loop a numerical count result being used for locking the loop, the counter counting during fixed time intervals
    • 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
    • H04B1/16—Circuits
    • H04B1/26—Circuits for superheterodyne receivers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J2200/00—Indexing scheme relating to tuning resonant circuits and selecting resonant circuits
    • H03J2200/10—Tuning of a resonator by means of digitally controlled capacitor bank

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Superheterodyne Receivers (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
TW093120483A 2003-11-26 2004-07-08 AM/FM radio receiver and local oscillation circuit using the same TW200518484A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2003396077 2003-11-26

Publications (1)

Publication Number Publication Date
TW200518484A true TW200518484A (en) 2005-06-01

Family

ID=34631502

Family Applications (1)

Application Number Title Priority Date Filing Date
TW093120483A TW200518484A (en) 2003-11-26 2004-07-08 AM/FM radio receiver and local oscillation circuit using the same

Country Status (8)

Country Link
US (1) US7551906B2 (zh)
EP (1) EP1689083B1 (zh)
JP (1) JP4076558B2 (zh)
KR (1) KR20060128611A (zh)
CN (1) CN1795613A (zh)
DE (1) DE602004017776D1 (zh)
TW (1) TW200518484A (zh)
WO (1) WO2005053161A1 (zh)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007288326A (ja) * 2006-04-13 2007-11-01 Sanyo Electric Co Ltd 発振制御装置、プログラム、及び選局装置
CN101542908B (zh) * 2007-07-23 2012-10-03 松下电器产业株式会社 数字pll装置
US7683685B2 (en) * 2008-02-05 2010-03-23 Sony Corporation System and method for implementing a digital phase-locked loop
US8102196B1 (en) * 2008-06-27 2012-01-24 National Semiconductor Corporation Programmable dual phase-locked loop clock signal generator and conditioner
JP5495726B2 (ja) * 2009-11-16 2014-05-21 キヤノン株式会社 信号処理装置
JP6038493B2 (ja) * 2012-06-04 2016-12-07 セミコンダクター・コンポーネンツ・インダストリーズ・リミテッド・ライアビリティ・カンパニー 同調回路

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4135158A (en) * 1975-06-02 1979-01-16 Motorola, Inc. Universal automotive electronic radio
JPS5847100B2 (ja) * 1979-01-10 1983-10-20 松下電器産業株式会社 選局装置
US5430890A (en) * 1992-11-20 1995-07-04 Blaupunkt-Werke Gmbh Radio receiver for mobile reception with sampling rate oscillator frequency being an integer-number multiple of reference oscillation frequency
NZ330678A (en) * 1995-12-15 1999-11-29 Ericsson Telefon Ab L M Discrete phase locked loop
US5923715A (en) * 1996-12-19 1999-07-13 Kabushiki Kaisha Toshiba Digital phase-locked loop circuit
US5952890A (en) 1997-02-05 1999-09-14 Fox Enterprises, Inc. Crystal oscillator programmable with frequency-defining parameters
DE19946494A1 (de) * 1999-09-28 2001-05-03 Infineon Technologies Ag Empfänger für verschiedene Frequenzbänder
US7013121B1 (en) * 2000-02-18 2006-03-14 Telaxis Communications Corporation Frequency conversion circuit using common local synthesizer
JP3977591B2 (ja) * 2000-04-27 2007-09-19 株式会社東芝 周波数逓倍回路および半導体集積回路
JP2002151960A (ja) * 2000-11-10 2002-05-24 Kenwood Corp Ｐｌｌ回路
JP3854912B2 (ja) * 2002-08-28 2006-12-06 株式会社豊田自動織機 発振回路
JP4325976B2 (ja) * 2002-10-29 2009-09-02 Ｎｓｃ株式会社 受信機
US7272374B2 (en) * 2004-06-30 2007-09-18 Silicon Laboratories Inc. Dynamic selection of local oscillator signal injection for image rejection in integrated receivers
JP4557702B2 (ja) * 2004-12-17 2010-10-06 株式会社東芝 受信機
JP2007158583A (ja) * 2005-12-02 2007-06-21 Matsushita Electric Ind Co Ltd 受信装置

Also Published As

Publication number Publication date
CN1795613A (zh) 2006-06-28
EP1689083A1 (en) 2006-08-09
US20060199555A1 (en) 2006-09-07
JPWO2005053161A1 (ja) 2007-06-21
KR20060128611A (ko) 2006-12-14
EP1689083A4 (en) 2007-08-29
WO2005053161A1 (ja) 2005-06-09
EP1689083B1 (en) 2008-11-12
JP4076558B2 (ja) 2008-04-16
DE602004017776D1 (de) 2008-12-24
US7551906B2 (en) 2009-06-23

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