SE9504555L - Förfarande och anordning för identifiering av signalkanal - Google Patents

Förfarande och anordning för identifiering av signalkanal

Info

Publication number
SE9504555L
SE9504555L SE9504555A SE9504555A SE9504555L SE 9504555 L SE9504555 L SE 9504555L SE 9504555 A SE9504555 A SE 9504555A SE 9504555 A SE9504555 A SE 9504555A SE 9504555 L SE9504555 L SE 9504555L
Authority
SE
Sweden
Prior art keywords
signal channel
identifying signal
identifying
channel
signal
Prior art date
Application number
SE9504555A
Other languages
English (en)
Swedish (sv)
Other versions
SE9504555D0 (sv
Inventor
Minh Hoang Duong
Donald Arthur Dorsey
Robert Michael Johnson
Original Assignee
Motorola Inc
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 Motorola Inc filed Critical Motorola Inc
Publication of SE9504555D0 publication Critical patent/SE9504555D0/xx
Publication of SE9504555L publication Critical patent/SE9504555L/xx

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J1/00—Details of adjusting, driving, indicating, or mechanical control arrangements for resonant circuits in general
    • H03J1/0008—Details of adjusting, driving, indicating, or mechanical control arrangements for resonant circuits in general using a central processing unit, e.g. a microprocessor
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J3/00—Continuous tuning
    • H03J3/02—Details
    • H03J3/06—Arrangements for obtaining constant bandwidth or gain throughout tuning range or ranges
    • H03J3/08—Arrangements for obtaining constant bandwidth or gain throughout tuning range or ranges by varying a second parameter simultaneously with the tuning, e.g. coupling bandpass filter

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Superheterodyne Receivers (AREA)
  • Circuits Of Receivers In General (AREA)
  • Transceivers (AREA)
  • Mobile Radio Communication Systems (AREA)
SE9504555A 1994-05-02 1995-12-20 Förfarande och anordning för identifiering av signalkanal SE9504555L (sv)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/236,736 US5511235A (en) 1994-05-02 1994-05-02 Apparatus for detecting a signaling channel during scanning including a controlled frequency converter circuit and a controlled filter bandwidth, and a method therefor
PCT/US1995/002291 WO1995030283A1 (fr) 1994-05-02 1995-02-23 Procede et appareil d'identification d'une voie de signalisation

Publications (2)

Publication Number Publication Date
SE9504555D0 SE9504555D0 (sv) 1995-12-20
SE9504555L true SE9504555L (sv) 1996-03-04

Family

ID=22890735

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9504555A SE9504555L (sv) 1994-05-02 1995-12-20 Förfarande och anordning för identifiering av signalkanal

Country Status (10)

Country Link
US (1) US5511235A (fr)
CN (1) CN1043708C (fr)
AU (1) AU1929995A (fr)
CA (1) CA2164522C (fr)
ES (1) ES2115514B1 (fr)
FR (1) FR2719437B1 (fr)
GB (1) GB2294602B (fr)
MX (1) MX9600060A (fr)
SE (1) SE9504555L (fr)
WO (1) WO1995030283A1 (fr)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI951918A (fi) * 1995-04-21 1996-10-22 Nokia Mobile Phones Ltd Lähetin-vastaanotinlaite ja menetelmä kompleksien I/Q-signaalin synnyttämiseksi ja käsittelemiseksi
GB9525110D0 (en) * 1995-12-08 1996-02-07 Northern Telecom Ltd An antenna assembly
US5949832A (en) * 1996-03-26 1999-09-07 Sicom, Inc. Digital receiver with tunable analog filter and method therefor
US6061575A (en) * 1996-11-06 2000-05-09 Ericsson Inc. Frequency synthesizer circuit for mobile stations
US5943613A (en) * 1996-11-07 1999-08-24 Telefonaktiebolaget Lm Ericsson Method and apparatus for reducing standby current in communications equipment
US5960364A (en) * 1996-11-08 1999-09-28 Ericsson Inc. Satellite/cellular phone using different channel spacings on forward and return links
US5848108A (en) * 1996-11-29 1998-12-08 Northern Telecom Limited Selective filtering for co-channel interference reduction
US5995564A (en) * 1996-12-20 1999-11-30 Lucent Technologies Inc. Apparatus for detecting when a dynamic signal is stable
JP3413060B2 (ja) 1997-05-13 2003-06-03 松下電器産業株式会社 直接変換受信機
US6134282A (en) * 1997-06-18 2000-10-17 Lsi Logic Corporation Method for lowpass filter calibration in a satellite receiver
US6078812A (en) * 1997-12-15 2000-06-20 Ericsson Inc. System and method for adaptive channel allocation
US6714608B1 (en) * 1998-01-27 2004-03-30 Broadcom Corporation Multi-mode variable rate digital satellite receiver
US6721298B1 (en) * 1998-03-16 2004-04-13 Lucent Technologies Inc. Technique for effectively utilizing bandwidth of a cable network for wireless communications
US6229991B1 (en) 1998-10-13 2001-05-08 Motorola, Inc. Method of and apparatus for automatic frequency control range extension
US6205334B1 (en) 1998-11-24 2001-03-20 Ericsson Inc. Accelerated scanning of cellular channels by cellular radiotelephones
FI112741B (fi) 1998-11-26 2003-12-31 Nokia Corp Menetelmä ja järjestely RF-signaalien lähettämiseksi ja vastaanottamiseksi tiedonsiirtojärjestelmien erilaisissa radiorajapinnoissa
CN1120570C (zh) 1998-12-08 2003-09-03 皇家菲利浦电子有限公司 可调谐接收机
US6480709B2 (en) * 2001-01-19 2002-11-12 Motorola, Inc. Method for reducing scan time in a radio receiver
GB0117578D0 (en) 2001-07-19 2001-09-12 Zarlink Semiconductor Ltd Tuner
US6741844B2 (en) * 2001-11-27 2004-05-25 Motorola, Inc. Receiver for audio enhancement and method therefor
JP3832643B2 (ja) * 2002-01-10 2006-10-11 シャープ株式会社 高周波受信装置
JP3465707B1 (ja) * 2002-05-27 2003-11-10 日本電気株式会社 キャリアセンス多重接続方式の受信機とその干渉抑圧方法
JP4159964B2 (ja) * 2003-10-07 2008-10-01 アルパイン株式会社 オーディオ放送受信装置及び自動選局方法
US7899488B2 (en) * 2006-07-31 2011-03-01 Motorola Mobility, Inc. Method and apparatus for extending network discovery range
US7689217B2 (en) * 2007-03-30 2010-03-30 Motorola, Inc. Radio receiver having a multi-state variable threshold automatic gain control (AGC) for fast channel scanning acquisition and mehtod for using same
US8055211B2 (en) * 2007-12-31 2011-11-08 Motorola Mobility, Inc. Method and system for utilizing transmit local oscillator for improved cell search and multi-link communication in multi-mode device
CN101465656A (zh) * 2008-09-05 2009-06-24 华为技术有限公司 一种变频的装置、方法和系统

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4352208A (en) * 1980-03-04 1982-09-28 Motorola, Inc. Automatic IF selectivity for radio receiver system
CA1190289A (fr) * 1981-04-28 1985-07-09 Nippon Hoso Kyokai Systeme demodulateur de signaux en modulation de frequence
US4703520A (en) * 1986-10-31 1987-10-27 Motorola, Inc. Radio transceiver having an adaptive reference oscillator
KR910008738B1 (ko) * 1987-02-20 1991-10-19 닛본 덴기 가부시기가이샤 밧데리 절약 채널 스캔 기능을 갖고 있는 휴대용 무선 송수신기
JPS63314028A (ja) * 1987-06-17 1988-12-22 Matsushita Electric Ind Co Ltd 短波放送受信機の中間周波帯域自動切換装置
GB2229874B (en) * 1989-02-04 1992-09-16 Plessey Co Plc Improvements relating to communication systems
JP2867538B2 (ja) * 1990-01-30 1999-03-08 日本電気株式会社 チャンネル選択方式
FI91821C (fi) * 1991-02-22 1994-08-10 Nokia Mobile Phones Ltd Radiopuhelimen automaattinen taajuudensäätökytkentä
US5175729A (en) * 1991-06-05 1992-12-29 Motorola, Inc. Radio with fast lock phase-locked loop

Also Published As

Publication number Publication date
GB9526296D0 (en) 1996-02-21
SE9504555D0 (sv) 1995-12-20
ES2115514B1 (es) 1999-02-16
GB2294602A (en) 1996-05-01
AU1929995A (en) 1995-11-29
FR2719437A1 (fr) 1995-11-03
CN1043708C (zh) 1999-06-16
CN1128092A (zh) 1996-07-31
GB2294602B (en) 1999-05-19
MX9600060A (es) 1998-11-30
ES2115514A1 (es) 1998-06-16
CA2164522C (fr) 2000-06-27
FR2719437B1 (fr) 1999-05-14
WO1995030283A1 (fr) 1995-11-09
CA2164522A1 (fr) 1995-11-09
US5511235A (en) 1996-04-23

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Legal Events

Date Code Title Description
NAV Patent application has lapsed