KR20080055696A - 수신 회로, 전자 기기, 및 신호 처리 방법 - Google Patents

수신 회로, 전자 기기, 및 신호 처리 방법 Download PDF

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Publication number
KR20080055696A
KR20080055696A KR1020070129893A KR20070129893A KR20080055696A KR 20080055696 A KR20080055696 A KR 20080055696A KR 1020070129893 A KR1020070129893 A KR 1020070129893A KR 20070129893 A KR20070129893 A KR 20070129893A KR 20080055696 A KR20080055696 A KR 20080055696A
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KR
South Korea
Prior art keywords
signal
cancel
generated
circuit
intermediate frequency
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.)
Ceased
Application number
KR1020070129893A
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English (en)
Korean (ko)
Inventor
마코토 무라카미
Original Assignee
세이코 엡슨 가부시키가이샤
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 세이코 엡슨 가부시키가이샤 filed Critical 세이코 엡슨 가부시키가이샤
Publication of KR20080055696A publication Critical patent/KR20080055696A/ko
Ceased legal-status Critical Current

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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
    • 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
    • H04B1/69—Spread spectrum techniques
    • H04B1/707—Spread spectrum techniques using direct sequence modulation
    • H04B1/7097—Interference-related aspects
    • H04B1/7103—Interference-related aspects the interference being multiple access interference
    • H04B1/7107—Subtractive interference cancellation
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
    • G01S19/01—Satellite radio beacon positioning systems transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
    • G01S19/13—Receivers
    • G01S19/21—Interference related issues ; Issues related to cross-correlation, spoofing or other methods of denial of service
    • 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
    • H04B1/10—Means associated with receiver for limiting or suppressing noise or interference
    • H04B1/12—Neutralising, balancing, or compensation arrangements
    • H04B1/123—Neutralising, balancing, or compensation arrangements using adaptive balancing or compensation means
    • H04B1/126—Neutralising, balancing, or compensation arrangements using adaptive balancing or compensation means having multiple inputs, e.g. auxiliary antenna for receiving interfering signal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B2201/00—Indexing scheme relating to details of transmission systems not covered by a single group of H04B3/00 - H04B13/00
    • H04B2201/69—Orthogonal indexing scheme relating to spread spectrum techniques in general
    • H04B2201/707—Orthogonal indexing scheme relating to spread spectrum techniques in general relating to direct sequence modulation
    • H04B2201/70715—Orthogonal indexing scheme relating to spread spectrum techniques in general relating to direct sequence modulation with application-specific features

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Noise Elimination (AREA)
  • Telephone Function (AREA)
KR1020070129893A 2006-12-13 2007-12-13 수신 회로, 전자 기기, 및 신호 처리 방법 Ceased KR20080055696A (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2006335454A JP4984869B2 (ja) 2006-12-13 2006-12-13 受信回路、電子機器及びノイズキャンセル方法
JPJP-P-2006-00335454 2006-12-13

Publications (1)

Publication Number Publication Date
KR20080055696A true KR20080055696A (ko) 2008-06-19

Family

ID=39256868

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020070129893A Ceased KR20080055696A (ko) 2006-12-13 2007-12-13 수신 회로, 전자 기기, 및 신호 처리 방법

Country Status (5)

Country Link
US (2) US7979029B2 (enExample)
EP (1) EP1933162B1 (enExample)
JP (1) JP4984869B2 (enExample)
KR (1) KR20080055696A (enExample)
CN (1) CN101202558B (enExample)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101968540A (zh) * 2010-09-15 2011-02-09 中兴通讯股份有限公司 卫星定位信号处理方法、装置和移动终端
CN102742235B (zh) * 2011-12-02 2015-03-18 华为技术有限公司 消除邻道干扰的方法、调制解调器及系统
US9680415B2 (en) * 2015-01-23 2017-06-13 Cambium Networks Limited Apparatus and method for filtering radio frequency signals of transceiver integrated circuits
CN104678407B (zh) * 2015-02-16 2017-06-20 络达科技股份有限公司 用以降低谐波干扰gps信号接收的装置及方法
CN105049072A (zh) * 2015-06-15 2015-11-11 成都中微电微波技术有限公司 带gps天线的电子通信装置
US9729179B1 (en) 2016-06-23 2017-08-08 Qualcomm Incorporated Feed-forward interference cancellation in a receiver

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4989262A (en) * 1988-11-28 1991-01-29 Nec Corporation Demodulator with multiple interference cancellers responsive to correlations between undesired signals and error signals
JPH09153827A (ja) * 1995-11-30 1997-06-10 Nec Eng Ltd 受信装置
JPH1127160A (ja) * 1997-07-04 1999-01-29 Kokusai Electric Co Ltd 無線情報端末
JPH1194888A (ja) * 1997-09-16 1999-04-09 Ricoh Co Ltd 放射ノイズの評価に適した半導体集積回路及びこれを用いた放射ノイズの評価方法
EP1091497A1 (en) * 1999-08-24 2001-04-11 Telefonaktiebolaget L M Ericsson (Publ) Transmitter leakage cancellation circuit for co-located GPS receiver
US6961019B1 (en) * 2000-08-10 2005-11-01 Sirf Technology, Inc. Method and apparatus for reducing GPS receiver jamming during transmission in a wireless receiver
FI113990B (fi) * 2001-04-27 2004-07-15 Nokia Corp Menetelmä häiriöiden pienentämiseksi vastaanottimessa ja elektroniikkalaite
US7127211B2 (en) 2002-02-21 2006-10-24 Telefonaktiebolaget Lm Ericsson (Publ) Method and apparatus for reduced intermodulation distortion in a radio transceiver
US7043208B2 (en) 2002-10-15 2006-05-09 Motorola, Inc. Method and apparatus to reduce interference in a communication device
JP4094444B2 (ja) * 2003-01-31 2008-06-04 株式会社エヌ・ティ・ティ・ドコモ 無線通信端末
US8253624B2 (en) * 2003-06-02 2012-08-28 Motorola Mobility Llc Detection and reduction of periodic jamming signals in GPS receivers and methods therefor
US7123676B2 (en) 2003-11-17 2006-10-17 Quellan, Inc. Method and system for antenna interference cancellation
JP4468772B2 (ja) * 2004-09-07 2010-05-26 富士通株式会社 受信回路
JP2006145315A (ja) 2004-11-18 2006-06-08 Seiko Epson Corp 測位装置

Also Published As

Publication number Publication date
JP4984869B2 (ja) 2012-07-25
US20080143586A1 (en) 2008-06-19
CN101202558B (zh) 2011-06-15
US20110237215A1 (en) 2011-09-29
CN101202558A (zh) 2008-06-18
JP2008148187A (ja) 2008-06-26
EP1933162A1 (en) 2008-06-18
EP1933162B1 (en) 2013-02-13
US7979029B2 (en) 2011-07-12
US8340583B2 (en) 2012-12-25

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