DE69833831D1 - Funkempfänger und Verfahren zum Einstellen der in diesem Funkempfänger verwendeten Abstimmfrequenz - Google Patents

Funkempfänger und Verfahren zum Einstellen der in diesem Funkempfänger verwendeten Abstimmfrequenz

Info

Publication number
DE69833831D1
DE69833831D1 DE69833831T DE69833831T DE69833831D1 DE 69833831 D1 DE69833831 D1 DE 69833831D1 DE 69833831 T DE69833831 T DE 69833831T DE 69833831 T DE69833831 T DE 69833831T DE 69833831 D1 DE69833831 D1 DE 69833831D1
Authority
DE
Germany
Prior art keywords
radio receiver
adjusting
frequency used
tuning frequency
receiver
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
Application number
DE69833831T
Other languages
English (en)
Other versions
DE69833831T2 (de
Inventor
Keiji Kobayashi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sanyo Electric Co Ltd
Original Assignee
Sanyo Electric 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 Sanyo Electric Co Ltd filed Critical Sanyo Electric Co Ltd
Publication of DE69833831D1 publication Critical patent/DE69833831D1/de
Application granted granted Critical
Publication of DE69833831T2 publication Critical patent/DE69833831T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J3/00—Continuous tuning
    • H03J3/02—Details
    • H03J3/04—Arrangements for compensating for variations of physical values, e.g. temperature
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J3/00—Continuous tuning
    • H03J3/02—Details
    • H03J3/10—Circuit arrangements for fine tuning, e.g. bandspreading
    • 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
    • H04B1/1638—Special circuits to enhance selectivity of receivers not otherwise provided for
DE69833831T 1997-03-28 1998-03-27 Funkempfänger und Verfahren zum Einstellen der in diesem Funkempfänger verwendeten Abstimmfrequenz Expired - Lifetime DE69833831T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP07831597A JP3234527B2 (ja) 1997-03-28 1997-03-28 ラジオ受信機
JP7831597 1997-03-28

Publications (2)

Publication Number Publication Date
DE69833831D1 true DE69833831D1 (de) 2006-05-11
DE69833831T2 DE69833831T2 (de) 2006-11-02

Family

ID=13658515

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69833831T Expired - Lifetime DE69833831T2 (de) 1997-03-28 1998-03-27 Funkempfänger und Verfahren zum Einstellen der in diesem Funkempfänger verwendeten Abstimmfrequenz

Country Status (5)

Country Link
US (1) US6243570B1 (de)
EP (1) EP0868024B1 (de)
JP (1) JP3234527B2 (de)
KR (1) KR100411208B1 (de)
DE (1) DE69833831T2 (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3070530B2 (ja) * 1997-06-09 2000-07-31 日本電気株式会社 自動周波数制御方法及び回路
US7171176B1 (en) * 1998-12-30 2007-01-30 Microtune (Texas), L.P. Tuner system self adaptive to signal environment
FI107090B (fi) 1999-04-19 2001-05-31 Nokia Mobile Phones Ltd Menetelmä ja järjestely resonaattorin virittämiseksi
US6928275B1 (en) * 2000-05-08 2005-08-09 Qualcomm Incorporated Method and apparatus for compensating local oscillator frequency error
US6522871B1 (en) * 2000-05-09 2003-02-18 Qualcomm, Incorporated Method and apparatus for compensating local oscillator frequency error through environmental control
JP2003046400A (ja) 2001-07-31 2003-02-14 Yazaki Corp 非同期ワイヤレス信号受信時の補正方法及び非同期ワイヤレス信号の受信装置
JP4236402B2 (ja) 2001-10-09 2009-03-11 富士通マイクロエレクトロニクス株式会社 半導体装置
JP3974497B2 (ja) * 2002-10-29 2007-09-12 新潟精密株式会社 受信機、デジタル−アナログ変換器および同調回路
US7236756B2 (en) * 2002-12-13 2007-06-26 Freescale Semiconductors, Inc. Tuning signal generator and method thereof
US7565123B2 (en) * 2005-12-21 2009-07-21 Honeywell International Inc. Apparatus for voltage level temperature compensation
US8362598B2 (en) * 2009-08-26 2013-01-29 Amkor Technology Inc Semiconductor device with electromagnetic interference shielding
JP2014212360A (ja) * 2011-08-25 2014-11-13 パナソニック株式会社 トラッキングフィルタの自動調整装置及びこれを用いた受信機
US9548744B2 (en) 2014-08-18 2017-01-17 Qualcomm Incorporated Compensating for hysteretic characteristics of crystal oscillators

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3697885A (en) * 1970-12-04 1972-10-10 Rca Corp Automatic frequency control circuits
US4528698A (en) * 1983-12-22 1985-07-09 Motorola, Inc. Tuning system for RF receiver
GB2205460B (en) * 1987-06-02 1991-09-04 Multitone Electronics Plc Local oscillators for radio receivers
FI83715C (fi) * 1989-09-25 1991-08-12 Nokia Mobile Phones Ltd Logikstyrd intrimning och kompensation av signalnivaoer och deviationer i en radiotelefon.
US5428829A (en) * 1992-09-28 1995-06-27 Delco Electronics Corporation Method and apparatus for tuning and aligning an FM receiver
JP2951156B2 (ja) * 1993-06-29 1999-09-20 三洋電機株式会社 温度補償型ラジオ受信機
US5634205A (en) * 1994-04-19 1997-05-27 Uniden Corporation Radio equipment based on AFC system with temperature detection and method of automatic frequency control
JP3186500B2 (ja) * 1995-03-29 2001-07-11 三菱電機株式会社 無線装置及び無線装置の調整方法
KR100322936B1 (ko) * 1996-03-06 2002-06-20 이토오 겐스케 휴대용전화기의 디지탈제어형 발진회로, 수정진동자의 발진주파수 산출방법 및 출력주파수 보정 방법
US5740525A (en) * 1996-05-10 1998-04-14 Motorola, Inc. Method and apparatus for temperature compensation of a reference oscillator in a communication device
US5991609A (en) * 1996-12-26 1999-11-23 Delco Electronics Corporation Low cost digital automatic alignment method and apparatus

Also Published As

Publication number Publication date
KR100411208B1 (ko) 2005-05-09
EP0868024B1 (de) 2006-03-15
US6243570B1 (en) 2001-06-05
JPH10276110A (ja) 1998-10-13
KR19980080802A (ko) 1998-11-25
JP3234527B2 (ja) 2001-12-04
DE69833831T2 (de) 2006-11-02
EP0868024A1 (de) 1998-09-30

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Legal Events

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8364 No opposition during term of opposition