ATE340432T1 - Niedrigzwischenfrequenzempfänger - Google Patents

Niedrigzwischenfrequenzempfänger

Info

Publication number
ATE340432T1
ATE340432T1 AT03293343T AT03293343T ATE340432T1 AT E340432 T1 ATE340432 T1 AT E340432T1 AT 03293343 T AT03293343 T AT 03293343T AT 03293343 T AT03293343 T AT 03293343T AT E340432 T1 ATE340432 T1 AT E340432T1
Authority
AT
Austria
Prior art keywords
local oscillator
frequency
intermediate frequency
low intermediate
signal components
Prior art date
Application number
AT03293343T
Other languages
English (en)
Inventor
Nadim Khlat
Connor O'keeffe
Patrick Pratt
Original Assignee
Freescale Semiconductor 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 Freescale Semiconductor Inc filed Critical Freescale Semiconductor Inc
Application granted granted Critical
Publication of ATE340432T1 publication Critical patent/ATE340432T1/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
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing
    • H03D7/16—Multiple-frequency-changing
    • H03D7/165—Multiple-frequency-changing at least two frequency changers being located in different paths, e.g. in two paths with carriers in quadrature
    • H03D7/166—Multiple-frequency-changing at least two frequency changers being located in different paths, e.g. in two paths with carriers in quadrature using two or more quadrature frequency translation stages
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D3/00—Demodulation of angle-, frequency- or phase- modulated oscillations
    • H03D3/001—Details of arrangements applicable to more than one type of frequency demodulator
    • H03D3/002—Modifications of demodulators to reduce interference by undesired signals
    • 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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D2200/00—Indexing scheme relating to details of demodulation or transference of modulation from one carrier to another covered by H03D
    • H03D2200/0041—Functional aspects of demodulators
    • H03D2200/0066—Mixing
    • H03D2200/0078—Mixing using a switched phase shifter or delay line
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D2200/00—Indexing scheme relating to details of demodulation or transference of modulation from one carrier to another covered by H03D
    • H03D2200/0041—Functional aspects of demodulators
    • H03D2200/0082—Quadrature arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Superheterodyne Receivers (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Burglar Alarm Systems (AREA)
  • Channel Selection Circuits, Automatic Tuning Circuits (AREA)
AT03293343T 2003-12-29 2003-12-29 Niedrigzwischenfrequenzempfänger ATE340432T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP03293343A EP1551099B1 (de) 2003-12-29 2003-12-29 Niedrigzwischenfrequenzempfänger

Publications (1)

Publication Number Publication Date
ATE340432T1 true ATE340432T1 (de) 2006-10-15

Family

ID=34560241

Family Applications (1)

Application Number Title Priority Date Filing Date
AT03293343T ATE340432T1 (de) 2003-12-29 2003-12-29 Niedrigzwischenfrequenzempfänger

Country Status (9)

Country Link
US (2) US7697632B2 (de)
EP (1) EP1551099B1 (de)
JP (1) JP4602352B2 (de)
KR (1) KR20060108743A (de)
CN (1) CN100533949C (de)
AT (1) ATE340432T1 (de)
DE (1) DE60308539T2 (de)
ES (1) ES2272928T3 (de)
WO (1) WO2005064784A1 (de)

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DE602006003071D1 (de) * 2006-05-16 2008-11-20 Research In Motion Ltd Drahtloses mobiles Kommunikationsgerät dessen Empfangsschaltung mit niedriger Zwischenfrequenz sich der Funkumgebung anpasst
US7580692B2 (en) 2006-05-16 2009-08-25 Research In Motion Limited Mobile wireless communications device having low-IF receiver circuitry that adapts to radio environment
JP4708298B2 (ja) * 2006-10-03 2011-06-22 三菱電機株式会社 送受信回路
WO2008072171A1 (en) * 2006-12-12 2008-06-19 Nxp B.V. Radio receiver
US8385865B2 (en) * 2008-08-12 2013-02-26 Sony Mobile Communications Ab Evolved EDGE receiver
FI20086252A0 (fi) * 2008-12-30 2008-12-30 Nokia Corp Radiovastaanotin
US8233524B2 (en) * 2009-03-12 2012-07-31 Freescale Semiconductor, Inc. Radio transmitter IQ imbalance measurement and correction methods and apparatus
US8416895B2 (en) * 2009-06-24 2013-04-09 Broadcom Corporation Apparatus and method for IQ imbalance calibration in a receiver
US9608679B2 (en) * 2012-11-07 2017-03-28 Motorola Solutions, Inc. Very low intermediate frequency (VLIF) receiver and a method of controlling a VLIF receiver
US9831898B2 (en) * 2013-03-13 2017-11-28 Analog Devices Global Radio frequency transmitter noise cancellation
US9407313B2 (en) 2014-07-31 2016-08-02 Motorola Solutions, Inc. Radio housing having through-hole connector for coupling accessories
US9407490B2 (en) * 2014-12-23 2016-08-02 Intel Corporation Method of processing received digitized signals and mobile radio communication terminal device
CN106209127B (zh) * 2015-04-29 2018-12-11 上海华虹集成电路有限责任公司 接收机中规避数字电路噪声的方法及低中频无线接收机
US9413402B1 (en) 2015-06-25 2016-08-09 Intel IP Corporation Dynamic low IF injection side selection
US11082079B2 (en) * 2019-08-08 2021-08-03 Anokiwave, Inc. Spur mitigation in a heterodyne upconversion system
KR20220045684A (ko) * 2020-10-06 2022-04-13 에스케이하이닉스 주식회사 지그재그 모양의 와이어를 포함하는 반도체 패키지
GB2614727A (en) * 2022-01-14 2023-07-19 Hanwha Phasor Ltd Shifting the frequency of a received signal

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JPS5683139A (en) * 1979-12-11 1981-07-07 Sony Corp Fm receiver
US4959654A (en) * 1987-04-20 1990-09-25 Honeywell Inc. Digitally generated two carrier phase coded signal source
JPH09153882A (ja) * 1995-09-25 1997-06-10 Victor Co Of Japan Ltd 直交周波数分割多重信号伝送方式、送信装置及び受信装置
FR2794311B1 (fr) * 1999-05-27 2007-12-14 France Telecom Filtre passe-bande a reduction de la frequence porteuse
DE69926611T2 (de) * 1999-06-01 2006-06-14 Motorola Inc Multiplizierer für die Multiplikation von komplexen Signalen
EP1058396B1 (de) * 1999-06-01 2006-10-04 Motorola, Inc. Verfahren und Schaltung zum Empfang mit einer niedrigen Zwischenfrequenz
US6728528B1 (en) * 1999-06-28 2004-04-27 Skyworks Solutions Inc. Wireless communications device allowing a soft handoff procedure in a mobile communications system
US6487219B1 (en) * 1999-09-08 2002-11-26 Skyworks Solutions, Inc. Multi-band receiver having multi-slot capability
FI19991977A7 (fi) * 1999-09-16 2001-03-17 Nokia Corp Menetelmä ja laite signaalin tuottamiseksi
WO2001054267A1 (en) * 2000-01-19 2001-07-26 Koninklijke Philips Electronics N.V. Radio fm receiver
TW519792B (en) * 2000-08-30 2003-02-01 Cirrus Logic Inc Circuits and methods for reducing interference from switched mode circuits
US20020127982A1 (en) * 2001-03-07 2002-09-12 Nokia Mobile Phones Ltd Mobile station receiver operable for both single and multi-carrier reception
US6671500B2 (en) * 2001-03-30 2003-12-30 Skyworks Solutions, Inc. Frequency plan
JP4171869B2 (ja) * 2001-09-05 2008-10-29 ソニー株式会社 ヘテロダイン受信機
US7136431B2 (en) * 2002-10-24 2006-11-14 Broadcom Corporation DC offset correcting in a direct conversion or very low IF receiver
US7277688B2 (en) * 2003-06-17 2007-10-02 Broadcom Corporation DC offset correction for very low intermediate frequency receiver
US7120413B2 (en) * 2003-06-22 2006-10-10 Realtek Semiconductor Corp. Television tuner and method of processing a received RF signal

Also Published As

Publication number Publication date
US20070165748A1 (en) 2007-07-19
US8189717B2 (en) 2012-05-29
CN100533949C (zh) 2009-08-26
WO2005064784A1 (en) 2005-07-14
CN1902815A (zh) 2007-01-24
EP1551099B1 (de) 2006-09-20
EP1551099A1 (de) 2005-07-06
DE60308539D1 (de) 2006-11-02
US7697632B2 (en) 2010-04-13
JP4602352B2 (ja) 2010-12-22
ES2272928T3 (es) 2007-05-01
KR20060108743A (ko) 2006-10-18
JP2007522697A (ja) 2007-08-09
US20100144301A1 (en) 2010-06-10
DE60308539T2 (de) 2007-01-04

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