DE602006015172D1 - Automatische verstärkungsregelung für einen drahtlosen empfänger - Google Patents

Automatische verstärkungsregelung für einen drahtlosen empfänger

Info

Publication number
DE602006015172D1
DE602006015172D1 DE602006015172T DE602006015172T DE602006015172D1 DE 602006015172 D1 DE602006015172 D1 DE 602006015172D1 DE 602006015172 T DE602006015172 T DE 602006015172T DE 602006015172 T DE602006015172 T DE 602006015172T DE 602006015172 D1 DE602006015172 D1 DE 602006015172D1
Authority
DE
Germany
Prior art keywords
gain control
automatic gain
wireless receiver
update rate
slower
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.)
Active
Application number
DE602006015172T
Other languages
English (en)
Inventor
Vinay Murthy
Raghuraman Krishnamoorthi
Linbo Li
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
Publication of DE602006015172D1 publication Critical patent/DE602006015172D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/10—Frequency-modulated carrier systems, i.e. using frequency-shift keying
    • H04L27/14—Demodulator circuits; Receiver circuits
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G7/00—Volume compression or expansion in amplifiers
    • H03G7/007—Volume compression or expansion in amplifiers of digital or coded signals
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • 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
    • 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
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H03G3/3089—Control of digital or coded signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2647—Arrangements specific to the receiver only
    • 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
    • H04B1/18—Input circuits, e.g. for coupling to an antenna or a transmission line
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2614—Peak power aspects

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Circuits Of Receivers In General (AREA)
  • Control Of Amplification And Gain Control (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
DE602006015172T 2005-03-11 2006-03-13 Automatische verstärkungsregelung für einen drahtlosen empfänger Active DE602006015172D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US66088205P 2005-03-11 2005-03-11
PCT/US2006/009473 WO2006099530A2 (en) 2005-03-11 2006-03-13 Automatic gain control for a wireless receiver

Publications (1)

Publication Number Publication Date
DE602006015172D1 true DE602006015172D1 (de) 2010-08-12

Family

ID=36616601

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602006015172T Active DE602006015172D1 (de) 2005-03-11 2006-03-13 Automatische verstärkungsregelung für einen drahtlosen empfänger

Country Status (9)

Country Link
US (1) US8605836B2 (de)
EP (3) EP1861922B1 (de)
JP (3) JP2008533876A (de)
KR (3) KR20070112251A (de)
CN (3) CN101697480A (de)
AT (1) ATE472853T1 (de)
DE (1) DE602006015172D1 (de)
TW (1) TW200704069A (de)
WO (1) WO2006099530A2 (de)

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Also Published As

Publication number Publication date
KR20070112251A (ko) 2007-11-22
KR100959230B1 (ko) 2010-05-19
EP2144367A2 (de) 2010-01-13
KR20090101509A (ko) 2009-09-28
KR20090101510A (ko) 2009-09-28
EP2144367A3 (de) 2010-04-28
EP1861922B1 (de) 2010-06-30
ATE472853T1 (de) 2010-07-15
US8605836B2 (en) 2013-12-10
EP2149984A1 (de) 2010-02-03
CN101697480A (zh) 2010-04-21
CN101697481A (zh) 2010-04-21
US20060222118A1 (en) 2006-10-05
WO2006099530A3 (en) 2006-12-21
KR100958233B1 (ko) 2010-05-17
EP1861922A2 (de) 2007-12-05
JP2008533876A (ja) 2008-08-21
JP2011097608A (ja) 2011-05-12
CN101171746B (zh) 2012-05-30
TW200704069A (en) 2007-01-16
CN101171746A (zh) 2008-04-30
WO2006099530A2 (en) 2006-09-21
JP2011101391A (ja) 2011-05-19

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