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DE60334568D1 - Direktkonversion mit variablem amplituden LO Signal - Google Patents

Direktkonversion mit variablem amplituden LO Signal

Info

Publication number
DE60334568D1
DE60334568D1 DE60334568T DE60334568T DE60334568D1 DE 60334568 D1 DE60334568 D1 DE 60334568D1 DE 60334568 T DE60334568 T DE 60334568T DE 60334568 T DE60334568 T DE 60334568T DE 60334568 D1 DE60334568 D1 DE 60334568D1
Authority
DE
Germany
Prior art keywords
signal
amplitude
frequency
output signal
level
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 - Lifetime
Application number
DE60334568T
Other languages
English (en)
Inventor
Kevin Gard
Anthony Segoria
Gurkanwal Kamal Sahota
Charles Persico
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.)
Qualcomm Inc
Original Assignee
Qualcomm 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 Qualcomm Inc filed Critical Qualcomm Inc
Application granted granted Critical
Publication of DE60334568D1 publication Critical patent/DE60334568D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • H04B1/16—Circuits
    • H04B1/30—Circuits for homodyne or synchrodyne 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
    • H04B1/06—Receivers
    • H04B1/16—Circuits
    • H04B1/26—Circuits for superheterodyne receivers

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Transmitters (AREA)
  • Transceivers (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
  • Control Of Amplification And Gain Control (AREA)
  • Superheterodyne Receivers (AREA)
DE60334568T 2002-11-15 2003-11-14 Direktkonversion mit variablem amplituden LO Signal Expired - Lifetime DE60334568D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/295,639 US7027793B2 (en) 2002-11-15 2002-11-15 Direct conversion with variable amplitude LO signals
PCT/US2003/036549 WO2004047324A1 (en) 2002-11-15 2003-11-14 Direct conversion with variable amplitude lo signals

Publications (1)

Publication Number Publication Date
DE60334568D1 true DE60334568D1 (de) 2010-11-25

Family

ID=32297262

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60334568T Expired - Lifetime DE60334568D1 (de) 2002-11-15 2003-11-14 Direktkonversion mit variablem amplituden LO Signal

Country Status (14)

Country Link
US (3) US7027793B2 (de)
EP (1) EP1576738B1 (de)
JP (1) JP4499570B2 (de)
KR (1) KR101122981B1 (de)
CN (2) CN102281079B (de)
AT (1) ATE484888T1 (de)
AU (1) AU2003287661A1 (de)
DE (1) DE60334568D1 (de)
IL (3) IL162787A0 (de)
MX (1) MXPA04006827A (de)
MY (2) MY135156A (de)
RU (1) RU2376704C2 (de)
TW (1) TWI328338B (de)
WO (1) WO2004047324A1 (de)

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WO2020132976A1 (zh) * 2018-12-26 2020-07-02 鹤壁天海电子信息系统有限公司 一种频率源及通信设备
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Also Published As

Publication number Publication date
JP2006506910A (ja) 2006-02-23
TW200511708A (en) 2005-03-16
MY158086A (en) 2016-08-30
IL162787A0 (en) 2005-11-20
TWI328338B (en) 2010-08-01
CN102281079B (zh) 2014-04-16
US8526904B2 (en) 2013-09-03
US7027793B2 (en) 2006-04-11
EP1576738B1 (de) 2010-10-13
KR101122981B1 (ko) 2012-03-15
US7460849B2 (en) 2008-12-02
RU2376704C2 (ru) 2009-12-20
CN102281079A (zh) 2011-12-14
US20040097214A1 (en) 2004-05-20
KR20050084755A (ko) 2005-08-29
RU2004121685A (ru) 2006-01-10
WO2004047324A1 (en) 2004-06-03
MXPA04006827A (es) 2004-10-11
AU2003287661A1 (en) 2004-06-15
CN1692561A (zh) 2005-11-02
IL187206A (en) 2010-12-30
IL187206A0 (en) 2008-02-09
JP4499570B2 (ja) 2010-07-07
MY135156A (en) 2008-02-29
ATE484888T1 (de) 2010-10-15
EP1576738A1 (de) 2005-09-21
US20060189293A1 (en) 2006-08-24
US20090111419A1 (en) 2009-04-30
IL162787A (en) 2009-02-11

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