NO20031004L - Fremgangsmåte og anordning for demodulasjon - Google Patents

Fremgangsmåte og anordning for demodulasjon

Info

Publication number
NO20031004L
NO20031004L NO20031004A NO20031004A NO20031004L NO 20031004 L NO20031004 L NO 20031004L NO 20031004 A NO20031004 A NO 20031004A NO 20031004 A NO20031004 A NO 20031004A NO 20031004 L NO20031004 L NO 20031004L
Authority
NO
Norway
Prior art keywords
demodulation
Prior art date
Application number
NO20031004A
Other languages
English (en)
Other versions
NO20031004D0 (no
Inventor
Masahiro Kawai
Original Assignee
Nec 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 Nec Corp filed Critical Nec Corp
Publication of NO20031004D0 publication Critical patent/NO20031004D0/no
Publication of NO20031004L publication Critical patent/NO20031004L/no

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/32—Carrier systems characterised by combinations of two or more of the types covered by groups H04L27/02, H04L27/10, H04L27/18 or H04L27/26
    • H04L27/34—Amplitude- and phase-modulated carrier systems, e.g. quadrature-amplitude modulated carrier systems
    • H04L27/38—Demodulator circuits; Receiver circuits
    • H04L27/3809—Amplitude regulation arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/0014—Carrier regulation
    • H04L2027/0016—Stabilisation of local oscillators
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/0014—Carrier regulation
    • H04L2027/0024—Carrier regulation at the receiver end

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Circuits Of Receivers In General (AREA)
NO20031004A 2002-03-06 2003-03-04 Fremgangsmåte og anordning for demodulasjon NO20031004L (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2002059798A JP3594019B2 (ja) 2002-03-06 2002-03-06 自動振幅制御回路

Publications (2)

Publication Number Publication Date
NO20031004D0 NO20031004D0 (no) 2003-03-04
NO20031004L true NO20031004L (no) 2003-09-08

Family

ID=19192981

Family Applications (1)

Application Number Title Priority Date Filing Date
NO20031004A NO20031004L (no) 2002-03-06 2003-03-04 Fremgangsmåte og anordning for demodulasjon

Country Status (4)

Country Link
US (1) US6781448B2 (no)
EP (1) EP1376969A3 (no)
JP (1) JP3594019B2 (no)
NO (1) NO20031004L (no)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4492264B2 (ja) 2004-09-13 2010-06-30 株式会社日立製作所 直交検出器ならびにそれを用いた直交復調器およびサンプリング直交復調器
KR100674918B1 (ko) * 2004-11-05 2007-01-26 삼성전자주식회사 Ｍｃｍ 신호 수신 시스템에서의 임펄스 잡음 제거 회로
EP1777906A1 (en) 2005-06-09 2007-04-25 Matsushita Electric Industrial Co., Ltd. Amplitude error compensating apparatus and orthogonality error compensating apparatus
JP4673237B2 (ja) * 2006-02-27 2011-04-20 富士通株式会社 無線受信装置
JP4793274B2 (ja) * 2007-01-29 2011-10-12 三菱電機株式会社 イメージ除去型受信装置
JP4807451B2 (ja) * 2009-12-21 2011-11-02 株式会社日立製作所 直交検出器ならびにそれを用いた直交復調器およびサンプリング直交復調器
US20120170691A1 (en) 2010-12-31 2012-07-05 Stmicroelectronics (Canada), Inc. Interference cancellation and improved signal-to-noise ratio circuits, systems, and methods
JP6003418B2 (ja) * 2012-09-05 2016-10-05 日本電気株式会社 無線通信装置、無線通信装置ｉｑインバランス補正制御方法およびそのプログラム

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11331291A (ja) * 1998-05-20 1999-11-30 Nec Corp 自動利得制御方法および自動利得制御を備えた復調装置

Also Published As

Publication number Publication date
EP1376969A2 (en) 2004-01-02
NO20031004D0 (no) 2003-03-04
US6781448B2 (en) 2004-08-24
US20030169102A1 (en) 2003-09-11
JP3594019B2 (ja) 2004-11-24
EP1376969A3 (en) 2006-11-02
JP2003258931A (ja) 2003-09-12

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Legal Events

Date Code Title Description
FC2A Withdrawal, rejection or dismissal of laid open patent application