JP4366847B2 - 半導体装置および携帯端末装置 - Google Patents

半導体装置および携帯端末装置 Download PDF

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Publication number
JP4366847B2
JP4366847B2 JP2000250722A JP2000250722A JP4366847B2 JP 4366847 B2 JP4366847 B2 JP 4366847B2 JP 2000250722 A JP2000250722 A JP 2000250722A JP 2000250722 A JP2000250722 A JP 2000250722A JP 4366847 B2 JP4366847 B2 JP 4366847B2
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JP
Japan
Prior art keywords
signal
intermediate frequency
reception system
frequency signal
gain amplifier
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
Application number
JP2000250722A
Other languages
English (en)
Japanese (ja)
Other versions
JP2002064576A (ja
JP2002064576A5 (cg-RX-API-DMAC7.html
Inventor
伸一 堤
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sony Corp
Original Assignee
Sony Corp
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 Sony Corp filed Critical Sony Corp
Priority to JP2000250722A priority Critical patent/JP4366847B2/ja
Priority to US09/931,485 priority patent/US7006812B2/en
Publication of JP2002064576A publication Critical patent/JP2002064576A/ja
Publication of JP2002064576A5 publication Critical patent/JP2002064576A5/ja
Application granted granted Critical
Publication of JP4366847B2 publication Critical patent/JP4366847B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Classifications

    • 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
    • G01S19/35—Constructional details or hardware or software details of the signal processing chain
    • G01S19/36—Constructional details or hardware or software details of the signal processing chain relating to the receiver frond end
    • 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
    • H04B1/005—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 adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges
    • 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
    • H04B1/26—Circuits for superheterodyne receivers
    • H04B1/28—Circuits for superheterodyne receivers the receiver comprising at least one semiconductor device having three or more electrodes
    • 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
    • H04B1/3805—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 with built-in auxiliary receivers

Landscapes

  • 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)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Transceivers (AREA)
  • Telephone Function (AREA)
  • Position Fixing By Use Of Radio Waves (AREA)
  • Circuits Of Receivers In General (AREA)
JP2000250722A 2000-08-22 2000-08-22 半導体装置および携帯端末装置 Expired - Fee Related JP4366847B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2000250722A JP4366847B2 (ja) 2000-08-22 2000-08-22 半導体装置および携帯端末装置
US09/931,485 US7006812B2 (en) 2000-08-22 2001-08-17 Intermediate frequency stage and signal processor used in digital portable telephone apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2000250722A JP4366847B2 (ja) 2000-08-22 2000-08-22 半導体装置および携帯端末装置

Publications (3)

Publication Number Publication Date
JP2002064576A JP2002064576A (ja) 2002-02-28
JP2002064576A5 JP2002064576A5 (cg-RX-API-DMAC7.html) 2007-02-15
JP4366847B2 true JP4366847B2 (ja) 2009-11-18

Family

ID=18740246

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2000250722A Expired - Fee Related JP4366847B2 (ja) 2000-08-22 2000-08-22 半導体装置および携帯端末装置

Country Status (2)

Country Link
US (1) US7006812B2 (cg-RX-API-DMAC7.html)
JP (1) JP4366847B2 (cg-RX-API-DMAC7.html)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100451188B1 (ko) 2002-03-19 2004-10-02 엘지전자 주식회사 이동통신단말기의 수신장치
US7062240B2 (en) * 2003-04-22 2006-06-13 Motorola, Inc. Automatic frequency control processing in multi-channel receivers
US8443083B2 (en) 2005-05-04 2013-05-14 Qualcomm Incorporated Arbitration of resources at a wireless device among contending applications

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3003839B2 (ja) 1993-11-08 2000-01-31 エヌ・ティ・ティ移動通信網株式会社 Ｃｄｍａ通信方法および装置
JPH0823577A (ja) 1994-07-08 1996-01-23 Hitachi Ltd 無線移動通信システム
US5945944A (en) * 1996-03-08 1999-08-31 Snaptrack, Inc. Method and apparatus for determining time for GPS receivers
JPH09275356A (ja) * 1996-04-08 1997-10-21 Matsushita Electric Ind Co Ltd 複数モード移動無線装置
US5930230A (en) * 1996-05-28 1999-07-27 Qualcomm Incorporated High data rate CDMA wireless communication system
US6097974A (en) * 1997-12-12 2000-08-01 Ericsson Inc. Combined GPS and wide bandwidth radiotelephone terminals and methods
US6240142B1 (en) * 1998-01-07 2001-05-29 Qualcomm Incorporated Quadrature modulator and demodulator
US6107960A (en) * 1998-01-20 2000-08-22 Snaptrack, Inc. Reducing cross-interference in a combined GPS receiver and communication system
US6845453B2 (en) * 1998-02-13 2005-01-18 Tecsec, Inc. Multiple factor-based user identification and authentication
US6385729B1 (en) * 1998-05-26 2002-05-07 Sun Microsystems, Inc. Secure token device access to services provided by an internet service provider (ISP)
US6470055B1 (en) * 1998-08-10 2002-10-22 Kamilo Feher Spectrally efficient FQPSK, FGMSK, and FQAM for enhanced performance CDMA, TDMA, GSM, OFDN, and other systems
US6446208B1 (en) * 1998-09-10 2002-09-03 Xerox Corporation User interface system based on sequentially read electronic tags
US6839334B1 (en) * 1999-05-17 2005-01-04 Lucent Technologies Inc. Control channel for time division multiple access systems
US6236352B1 (en) * 1999-10-28 2001-05-22 Eaton-Vorad Technologies, L.L.C. Heterodyned double sideband diplex radar
US7284061B2 (en) * 2001-11-13 2007-10-16 Canon Kabushiki Kaisha Obtaining temporary exclusive control of a device

Also Published As

Publication number Publication date
JP2002064576A (ja) 2002-02-28
US7006812B2 (en) 2006-02-28
US20020034933A1 (en) 2002-03-21

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