JP6306174B2 - オフセットを追加することによる受信機エイリアス除去改善 - Google Patents

オフセットを追加することによる受信機エイリアス除去改善 Download PDF

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Publication number
JP6306174B2
JP6306174B2 JP2016526985A JP2016526985A JP6306174B2 JP 6306174 B2 JP6306174 B2 JP 6306174B2 JP 2016526985 A JP2016526985 A JP 2016526985A JP 2016526985 A JP2016526985 A JP 2016526985A JP 6306174 B2 JP6306174 B2 JP 6306174B2
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Japan
Prior art keywords
signal
channel
offset
frequency
downconverted
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 - Fee Related
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JP2016526985A
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English (en)
Japanese (ja)
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JP2016531287A5 (enExample
JP2016531287A (ja
Inventor
マクコンネル、リチャード・ジョセフ
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Qualcomm Inc
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Qualcomm Inc
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Publication date
Application filed by Qualcomm Inc filed Critical Qualcomm Inc
Publication of JP2016531287A publication Critical patent/JP2016531287A/ja
Publication of JP2016531287A5 publication Critical patent/JP2016531287A5/ja
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    • 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
    • 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
    • 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
    • G01S19/24—Acquisition or tracking or demodulation of signals transmitted by the system
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Position Fixing By Use Of Radio Waves (AREA)
  • Noise Elimination (AREA)
JP2016526985A 2013-07-16 2014-07-09 オフセットを追加することによる受信機エイリアス除去改善 Expired - Fee Related JP6306174B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US13/943,679 2013-07-16
US13/943,679 US9488730B2 (en) 2013-07-16 2013-07-16 Receiver alias rejection improvement by adding an offset
PCT/US2014/046050 WO2015009516A1 (en) 2013-07-16 2014-07-09 Receiver alias rejection improvement by adding an offset

Publications (3)

Publication Number Publication Date
JP2016531287A JP2016531287A (ja) 2016-10-06
JP2016531287A5 JP2016531287A5 (enExample) 2017-07-27
JP6306174B2 true JP6306174B2 (ja) 2018-04-04

Family

ID=51300820

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2016526985A Expired - Fee Related JP6306174B2 (ja) 2013-07-16 2014-07-09 オフセットを追加することによる受信機エイリアス除去改善

Country Status (6)

Country Link
US (1) US9488730B2 (enExample)
EP (1) EP3022585B1 (enExample)
JP (1) JP6306174B2 (enExample)
KR (1) KR20160033725A (enExample)
CN (1) CN105393140B (enExample)
WO (1) WO2015009516A1 (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI536015B (zh) * 2015-03-24 2016-06-01 佳世達科技股份有限公司 超音波掃描系統及超音波掃描方法
US11471109B2 (en) * 2015-07-09 2022-10-18 Capsuletech, Inc. Methods and devices for recovering data from an amplitude-modulated signal
US10338231B2 (en) * 2015-11-30 2019-07-02 Trimble Inc. Hardware front-end for a GNSS receiver
DE102018109128B3 (de) * 2018-04-17 2019-10-02 Infineon Technologies Ag Radarempfänger und Verfahren zum Empfangen eines Radarsignals

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4637040A (en) * 1983-07-28 1987-01-13 Elscint, Ltd. Plural source computerized tomography device with improved resolution
US5937341A (en) 1996-09-13 1999-08-10 University Of Washington Simplified high frequency tuner and tuning method
US6879817B1 (en) 1999-04-16 2005-04-12 Parkervision, Inc. DC offset, re-radiation, and I/Q solutions using universal frequency translation technology
US6535572B2 (en) * 2001-06-15 2003-03-18 Ge Medical Systems Global Technology Company, Llc Methods and apparatus for compensating computed tomographic channel ganging artifacts
FI116254B (fi) 2003-11-14 2005-10-14 Nokia Corp Signaalien suodatus
US7801481B2 (en) * 2005-11-08 2010-09-21 Navcom Technology, Inc. Satellite navigation receiver signal processing architecture
DE102006029482A1 (de) * 2006-06-27 2008-01-03 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Empfänger und Verfahren zum Empfangen eines ersten Nutzfrequenzbandes und eines zweiten Nutzfrequenzbandes
US8031807B2 (en) * 2006-11-10 2011-10-04 Qualcomm, Incorporated Systems and methods for detecting the presence of a transmission signal in a wireless channel
US8044853B2 (en) * 2007-12-20 2011-10-25 Qualcomm Incorporated Navigation receiver
US8193980B2 (en) * 2008-03-10 2012-06-05 Texas Instruments Incorporated Doppler and code phase searches in a GNSS receiver
DE102008022032A1 (de) 2008-05-04 2009-11-05 Atmel Automotive Gmbh Satellitenenempfängerschaltkreis
GB2475825A (en) 2008-09-05 2011-06-01 Icera Canada ULC A method and circuit for fractional rate pulse shaping
US8599904B2 (en) * 2009-01-30 2013-12-03 Analog Devices, Inc. Method and apparatus for software GPS receiver
US8280314B2 (en) 2009-06-30 2012-10-02 Alcatel Lucent Method and apparatus for compensating for transceiver impairments
DE102010001147B4 (de) * 2010-01-22 2016-11-17 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Mehrfrequenzbandempfänger auf Basis von Pfadüberlagerung mit Regelungsmöglichkeiten
US8410979B2 (en) * 2010-01-25 2013-04-02 Qualcomm Incorporated Digital front end in system simultaneously receiving GPS and GLONASS signals
US8587477B2 (en) * 2010-01-25 2013-11-19 Qualcomm Incorporated Analog front end for system simultaneously receiving GPS and GLONASS signals

Also Published As

Publication number Publication date
WO2015009516A1 (en) 2015-01-22
EP3022585B1 (en) 2017-11-01
JP2016531287A (ja) 2016-10-06
CN105393140A (zh) 2016-03-09
US20150022394A1 (en) 2015-01-22
US9488730B2 (en) 2016-11-08
EP3022585A1 (en) 2016-05-25
CN105393140B (zh) 2018-12-14
KR20160033725A (ko) 2016-03-28

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