AT469466T - Method and apparatus for equivalent removal - Google Patents

Method and apparatus for equivalent removal

Info

Publication number
AT469466T
AT469466T AT05733984T AT05733984T AT469466T AT 469466 T AT469466 T AT 469466T AT 05733984 T AT05733984 T AT 05733984T AT 05733984 T AT05733984 T AT 05733984T AT 469466 T AT469466 T AT 469466T
Authority
AT
Austria
Prior art keywords
apparatus
method
equivalent removal
removal
equivalent
Prior art date
Application number
AT05733984T
Other languages
German (de)
Inventor
Curtis Ling
Original Assignee
Maxlinear 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
Family has litigation
Priority to US56207204P priority Critical
Priority to US56208004P priority
Application filed by Maxlinear Inc filed Critical Maxlinear Inc
Priority to PCT/US2005/012907 priority patent/WO2005101671A2/en
Publication of AT469466T publication Critical patent/AT469466T/en
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=34965381&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=AT469466(T) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00Modulated-carrier systems
    • H04L27/32Carrier systems characterised by combinations of two or more of the types covered by groups H04L27/02, H04L27/10, H04L27/18 or H04L27/26
    • H04L27/34Amplitude- and phase-modulated carrier systems, e.g. quadrature-amplitude modulated carrier systems
    • H04L27/38Demodulator circuits; Receiver circuits
    • H04L27/3845Demodulator circuits; Receiver circuits using non - coherent demodulation, i.e. not using a phase synchronous carrier
    • H04L27/3854Demodulator circuits; Receiver circuits using non - coherent demodulation, i.e. not using a phase synchronous carrier using a non - coherent carrier, including systems with baseband correction for phase or frequency offset
    • H04L27/3863Compensation for quadrature error in the received signal
    • HELECTRICITY
    • H03BASIC ELECTRONIC CIRCUITRY
    • H03DDEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D3/00Demodulation of angle-, frequency- or phase- modulated oscillations
    • H03D3/007Demodulation of angle-, frequency- or phase- modulated oscillations by converting the oscillations into two quadrature related signals
    • H03D3/009Compensating quadrature phase or amplitude imbalances
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B1/00Details 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
    • H04B1/06Receivers
    • H04B1/10Means associated with receiver for limiting or suppressing noise or interference induced by transmission
    • H04B1/1027Means associated with receiver for limiting or suppressing noise or interference induced by transmission assessing signal quality or detecting noise/interference for the received signal
    • H04B1/1036Means associated with receiver for limiting or suppressing noise or interference induced by transmission assessing signal quality or detecting noise/interference for the received signal with automatic suppression of narrow band noise or interference, e.g. by using tuneable notch filters
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B1/00Details 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
    • H04B1/06Receivers
    • H04B1/16Circuits
    • H04B1/30Circuits for homodyne or synchrodyne receivers
AT05733984T 2004-04-13 2005-04-13 Method and apparatus for equivalent removal AT469466T (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
US56207204P true 2004-04-13 2004-04-13
US56208004P true 2004-04-13 2004-04-13
PCT/US2005/012907 WO2005101671A2 (en) 2004-04-13 2005-04-13 Method and apparatus for dc offset removal

Publications (1)

Publication Number Publication Date
AT469466T true AT469466T (en) 2010-06-15

Family

ID=34965381

Family Applications (2)

Application Number Title Priority Date Filing Date
AT05733984T AT469466T (en) 2004-04-13 2005-04-13 Method and apparatus for equivalent removal
AT05738651T AT441970T (en) 2004-04-13 2005-04-13 Double transmit receiver with programmable intermediate frequency and channel selection

Family Applications After (1)

Application Number Title Priority Date Filing Date
AT05738651T AT441970T (en) 2004-04-13 2005-04-13 Double transmit receiver with programmable intermediate frequency and channel selection

Country Status (7)

Country Link
US (3) US7532870B2 (en)
EP (2) EP1738458B1 (en)
JP (1) JP4965432B2 (en)
AT (2) AT469466T (en)
CA (2) CA2562487C (en)
DE (2) DE602005016387D1 (en)
WO (2) WO2005101648A1 (en)

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Also Published As

Publication number Publication date
EP1738458B1 (en) 2009-09-02
CA2562563A1 (en) 2005-10-27
US20110081877A1 (en) 2011-04-07
DE602005021480D1 (en) 2010-07-08
US20050239428A1 (en) 2005-10-27
US8718584B2 (en) 2014-05-06
JP4965432B2 (en) 2012-07-04
EP1738458A1 (en) 2007-01-03
CA2562487A1 (en) 2005-10-27
DE602005016387D1 (en) 2009-10-15
WO2005101648A1 (en) 2005-10-27
EP1738471A2 (en) 2007-01-03
JP2007533273A (en) 2007-11-15
WO2005101671A3 (en) 2006-01-12
US20050248478A1 (en) 2005-11-10
AT441970T (en) 2009-09-15
EP1738471B1 (en) 2010-05-26
CA2562487C (en) 2011-02-08
US7532870B2 (en) 2009-05-12
US7778613B2 (en) 2010-08-17
WO2005101671A2 (en) 2005-10-27

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