ATE510351T1 - Homodynempfänger - Google Patents

Homodynempfänger

Info

Publication number
ATE510351T1
ATE510351T1 AT02709570T AT02709570T ATE510351T1 AT E510351 T1 ATE510351 T1 AT E510351T1 AT 02709570 T AT02709570 T AT 02709570T AT 02709570 T AT02709570 T AT 02709570T AT E510351 T1 ATE510351 T1 AT E510351T1
Authority
AT
Austria
Prior art keywords
amplifying
homodyne receiver
signal
digitally
offset
Prior art date
Application number
AT02709570T
Other languages
English (en)
Inventor
Tao Li
Christian Holenstein
Injup Kang
Brett Walker
Paul Peterzell
Raghu Challa
Matthew Severson
Arun Raghupathy
Gilbert C Sih
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 ATE510351T1 publication Critical patent/ATE510351T1/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers without distortion of the input signal
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H03G3/3052—Automatic control in amplifiers having semiconductor devices in bandpass amplifiers (H.F. or I.F.) or in frequency-changers used in a (super)heterodyne receiver
    • H03G3/3078—Circuits generating control signals for digitally modulated signals
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers without distortion of the input signal
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H03G3/3052—Automatic control in amplifiers having semiconductor devices in bandpass amplifiers (H.F. or I.F.) or in frequency-changers used in a (super)heterodyne receiver
    • H03G3/3068—Circuits generating control signals for both R.F. and I.F. stages
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers without distortion of the input signal
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H03G3/3089—Control of digital or coded signals
AT02709570T 2001-02-16 2002-02-15 Homodynempfänger ATE510351T1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US26962301P 2001-02-16 2001-02-16
US10/034,734 US7076225B2 (en) 2001-02-16 2001-12-21 Variable gain selection in direct conversion receiver
PCT/US2002/004727 WO2002067420A2 (en) 2001-02-16 2002-02-15 Direct conversion receiver architecture

Publications (1)

Publication Number Publication Date
ATE510351T1 true ATE510351T1 (de) 2011-06-15

Family

ID=26711303

Family Applications (1)

Application Number Title Priority Date Filing Date
AT02709570T ATE510351T1 (de) 2001-02-16 2002-02-15 Homodynempfänger

Country Status (13)

Country Link
US (5) US7076225B2 (de)
EP (7) EP1402631B1 (de)
JP (6) JP2005507568A (de)
KR (6) KR100913037B1 (de)
CN (3) CN101917170B (de)
AT (1) ATE510351T1 (de)
AU (4) AU2002244049B8 (de)
BR (1) BRPI0207274B1 (de)
CA (3) CA2723058C (de)
HK (1) HK1066644A1 (de)
MX (1) MXPA03007359A (de)
RU (3) RU2379825C2 (de)
WO (1) WO2002067420A2 (de)

Families Citing this family (169)

* Cited by examiner, † Cited by third party
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CN1520637A (zh) 2004-08-11
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EP2267889A2 (de) 2010-12-29
AU2007234638A1 (en) 2007-12-13
AU2007224394B2 (en) 2010-07-08
EP2267890A2 (de) 2010-12-29
JP2010213310A (ja) 2010-09-24
KR100940613B1 (ko) 2010-02-05
US8634790B2 (en) 2014-01-21
KR20080113304A (ko) 2008-12-29
EP2267888A3 (de) 2012-08-08
JP4532578B2 (ja) 2010-08-25
JP5038455B2 (ja) 2012-10-03
EP2267891A2 (de) 2010-12-29
AU2007234638B2 (en) 2010-07-08
JP2011259451A (ja) 2011-12-22
EP1402631B1 (de) 2011-05-18
EP2267890A3 (de) 2012-08-01
KR20080113305A (ko) 2008-12-29
MXPA03007359A (es) 2004-06-30
RU2379825C2 (ru) 2010-01-20
KR100913037B1 (ko) 2009-08-20
CN101102096A (zh) 2008-01-09
KR20080113306A (ko) 2008-12-29
KR20080031059A (ko) 2008-04-07
BR0207274A (pt) 2006-10-10
CA2723058C (en) 2012-12-11
WO2002067420A3 (en) 2003-12-11
CN101102096B (zh) 2012-07-04
CA2723058A1 (en) 2002-08-29
CN101917170B (zh) 2013-11-20
US20050208916A1 (en) 2005-09-22
US8615212B2 (en) 2013-12-24
EP1402631A2 (de) 2004-03-31
EP2273674A3 (de) 2012-08-08
JP2005507568A (ja) 2005-03-17
HK1066644A1 (en) 2005-03-24
US8626099B2 (en) 2014-01-07
EP2267891A3 (de) 2012-08-22
CA2438333C (en) 2011-11-01
EP2267889A3 (de) 2012-08-01
KR100912774B1 (ko) 2009-08-18
JP5335863B2 (ja) 2013-11-06
KR100913038B1 (ko) 2009-08-20
JP2010193489A (ja) 2010-09-02

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