FI935416A - Radio med faslaosningskrets som snabbt laoser sig - Google Patents

Radio med faslaosningskrets som snabbt laoser sig Download PDF

Info

Publication number
FI935416A
FI935416A FI935416A FI935416A FI935416A FI 935416 A FI935416 A FI 935416A FI 935416 A FI935416 A FI 935416A FI 935416 A FI935416 A FI 935416A FI 935416 A FI935416 A FI 935416A
Authority
FI
Finland
Prior art keywords
laoser
faslaosningskrets
snabbt
som
sig
Prior art date
Application number
FI935416A
Other languages
English (en)
Other versions
FI935416A0 (fi
Inventor
Jaime A Borras
Armando J Gonzalez
Cesar W Carralero
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 FI935416A0 publication Critical patent/FI935416A0/fi
Publication of FI935416A publication Critical patent/FI935416A/fi

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
    • H03L7/183—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 time difference being used for locking the loop, the counter counting between fixed numbers or the frequency divider dividing by a fixed number
    • 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
    • H03L7/08—Details of the phase-locked loop
    • H03L7/10—Details of the phase-locked loop for assuring initial synchronisation or for broadening the capture range
    • H03L7/107—Details of the phase-locked loop for assuring initial synchronisation or for broadening the capture range using a variable transfer function for the loop, e.g. low pass filter having a variable bandwidth
    • H03L7/1075—Details of the phase-locked loop for assuring initial synchronisation or for broadening the capture range using a variable transfer function for the loop, e.g. low pass filter having a variable bandwidth by changing characteristics of the loop filter, e.g. changing the gain, changing the bandwidth
    • 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
    • H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
    • H04B1/40—Circuits
    • H04B1/403—Circuits using the same oscillator for generating both the transmitter frequency and the receiver local oscillator frequency
    • H04B1/405—Circuits using the same oscillator for generating both the transmitter frequency and the receiver local oscillator frequency with multiple discrete channels

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Time-Division Multiplex Systems (AREA)
FI935416A 1991-06-05 1993-12-03 Radio med faslaosningskrets som snabbt laoser sig FI935416A (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/710,637 US5175729A (en) 1991-06-05 1991-06-05 Radio with fast lock phase-locked loop
PCT/US1992/004604 WO1992022147A1 (en) 1991-06-05 1992-06-03 Radio with fast lock phase-locked loop

Publications (2)

Publication Number Publication Date
FI935416A0 FI935416A0 (fi) 1993-12-03
FI935416A true FI935416A (fi) 1993-12-03

Family

ID=24854894

Family Applications (1)

Application Number Title Priority Date Filing Date
FI935416A FI935416A (fi) 1991-06-05 1993-12-03 Radio med faslaosningskrets som snabbt laoser sig

Country Status (10)

Country Link
US (1) US5175729A (fi)
EP (1) EP0587760A4 (fi)
JP (1) JPH06510642A (fi)
AU (1) AU650362B2 (fi)
BR (1) BR9206080A (fi)
CA (1) CA2102496A1 (fi)
FI (1) FI935416A (fi)
MY (1) MY129940A (fi)
NO (1) NO934391L (fi)
WO (1) WO1992022147A1 (fi)

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US5448763A (en) * 1993-11-09 1995-09-05 Motorola Apparatus and method for operating a phase locked loop frequency synthesizer responsive to radio frequency channel spacing
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US5511236A (en) * 1993-12-07 1996-04-23 National Semiconductor Corporation Half duplex RF transceiver
US5511235A (en) * 1994-05-02 1996-04-23 Motorola, Inc. Apparatus for detecting a signaling channel during scanning including a controlled frequency converter circuit and a controlled filter bandwidth, and a method therefor
JP2591487B2 (ja) * 1994-06-30 1997-03-19 日本電気株式会社 Ｐｌｌシンセサイザ無線選択呼出受信機
US5519887A (en) * 1994-08-09 1996-05-21 At&T Corp. Switchable filter phase-locked loop frequency synthesizer device and method for achieving dual-mode cellular communications
US6456610B1 (en) * 1995-11-07 2002-09-24 Lucent Technologies Inc. TDM/TDMA wireless telecommunication system with electronic scanning antenna
US5703597A (en) * 1995-12-22 1997-12-30 Alliedsignal, Inc. Adaptive carrier phase lock loop in a GPS receiver
DE19611219A1 (de) * 1996-03-21 1997-09-25 Fraunhofer Ges Forschung Phasenregelschleife mit umschaltbarer Schleifenbandbreite
US5802450A (en) * 1996-04-19 1998-09-01 Ericsson Inc. Transmit sequencing
US6067328A (en) * 1996-12-12 2000-05-23 Alliedsignal High precision hardware carrier frequency and phase aiding in a GPS receiver
US6570487B1 (en) 1997-01-24 2003-05-27 Axcess Inc. Distributed tag reader system and method
US6034603A (en) * 1997-01-24 2000-03-07 Axcess, Inc. Radio tag system and method with improved tag interference avoidance
US5821789A (en) * 1997-01-28 1998-10-13 Industrial Technology Research Institution Fast switching phase-locked loop
US6055231A (en) * 1997-03-12 2000-04-25 Interdigital Technology Corporation Continuously adjusted-bandwidth discrete-time phase-locked loop
JP3475037B2 (ja) * 1997-03-14 2003-12-08 株式会社東芝 無線機
JP2002516054A (ja) * 1997-12-09 2002-05-28 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ Ｖｃｏを備える送信機
US6754478B1 (en) 1998-07-24 2004-06-22 Gct Semiconductor, Inc. CMOS low noise amplifier
US6335952B1 (en) * 1998-07-24 2002-01-01 Gct Semiconductor, Inc. Single chip CMOS transmitter/receiver
US6483355B1 (en) 1998-07-24 2002-11-19 Gct Semiconductor, Inc. Single chip CMOS transmitter/receiver and method of using same
US7035351B1 (en) 1998-07-24 2006-04-25 Gct Semiconductor, Inc. Automatic gain control loop apparatus
US6194947B1 (en) 1998-07-24 2001-02-27 Global Communication Technology Inc. VCO-mixer structure
US6313688B1 (en) 1998-07-24 2001-11-06 Gct Semiconductor, Inc. Mixer structure and method of using same
US6424192B1 (en) 1998-07-24 2002-07-23 Gct Semiconductor, Inc. Phase lock loop (PLL) apparatus and method
US6476681B1 (en) * 1998-08-11 2002-11-05 Denso International America, Inc. Adjustable bandwidth phase locked loop with fast settling time
JP4056145B2 (ja) * 1998-09-17 2008-03-05 株式会社ルネサステクノロジ Ｐｌｌ回路およびそれを用いた無線通信端末機器
US6294953B1 (en) 1999-02-26 2001-09-25 Axcess, Inc. High sensitivity demodulator for a radio tag and method
US6526262B1 (en) * 1999-05-19 2003-02-25 International Business Machines Corporation Phase-locked tracking filters for cellular transmit paths
US7005985B1 (en) * 1999-07-20 2006-02-28 Axcess, Inc. Radio frequency identification system and method
US7039062B1 (en) * 1999-12-15 2006-05-02 Microtune (Texas) L.P. System and method for pulsed cable telephony
US7286158B1 (en) 1999-12-22 2007-10-23 Axcess International Inc. Method and system for providing integrated remote monitoring services
US7768546B1 (en) 2000-05-12 2010-08-03 Axcess International, Inc. Integrated security system and method
EP1318641A3 (en) * 2001-12-10 2006-10-04 Alps Electric Co., Ltd. Carrier recovery with antenna diversity
JP2005514850A (ja) * 2002-01-07 2005-05-19 コーニンクレッカ　フィリップス　エレクトロニクス　エヌ　ヴィ 位相固定ループで駆動される多状態の直接ディジタルシンセサイザを備えるトランシーバ
US6819197B2 (en) * 2002-01-29 2004-11-16 Qualcomm Incorporated Multiple bandwidth phase lock filters for multimode radios
WO2004079914A1 (en) * 2003-03-07 2004-09-16 Fujitsu Limited Phase-locked loop circuit
TWI373925B (en) * 2004-02-10 2012-10-01 Tridev Res L L C Tunable resonant circuit, tunable voltage controlled oscillator circuit, tunable low noise amplifier circuit and method of tuning a resonant circuit
US7508898B2 (en) * 2004-02-10 2009-03-24 Bitwave Semiconductor, Inc. Programmable radio transceiver
US7841120B2 (en) 2004-03-22 2010-11-30 Wilcox Industries Corp. Hand grip apparatus for firearm
DE102004032130B4 (de) * 2004-07-01 2010-12-16 Krohne Messtechnik Gmbh Frequenzsynthesizer und Verfahren zum Betrieb eines Frequenzsynthesizers
US8483703B2 (en) * 2005-11-14 2013-07-09 Motorola Solutions, Inc. Method and apparatus for locating a transceiver
WO2007133690A2 (en) 2006-05-11 2007-11-22 Axcess International Inc. Radio frequency identification (rfid) tag antenna design
US20080007365A1 (en) 2006-06-15 2008-01-10 Jeff Venuti Continuous gain compensation and fast band selection in a multi-standard, multi-frequency synthesizer
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US9907116B2 (en) * 2006-12-06 2018-02-27 Nokia Technologies Oy Power-efficient intelligent reception
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Also Published As

Publication number Publication date
NO934391D0 (no) 1993-12-03
US5175729A (en) 1992-12-29
BR9206080A (pt) 1994-08-02
JPH06510642A (ja) 1994-11-24
EP0587760A1 (en) 1994-03-23
WO1992022147A1 (en) 1992-12-10
AU2178592A (en) 1993-01-08
CA2102496A1 (en) 1992-12-06
MY129940A (en) 2007-05-31
NO934391L (no) 1993-12-03
EP0587760A4 (en) 1994-08-24
FI935416A0 (fi) 1993-12-03
AU650362B2 (en) 1994-06-16

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