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DE69636592D1 - Verfahren und Einrichtung zum Empfang eines QAM-Signals - Google Patents

Verfahren und Einrichtung zum Empfang eines QAM-Signals

Info

Publication number
DE69636592D1
DE69636592D1 DE69636592T DE69636592T DE69636592D1 DE 69636592 D1 DE69636592 D1 DE 69636592D1 DE 69636592 T DE69636592 T DE 69636592T DE 69636592 T DE69636592 T DE 69636592T DE 69636592 D1 DE69636592 D1 DE 69636592D1
Authority
DE
Germany
Prior art keywords
receiving
qam signal
qam
signal
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
DE69636592T
Other languages
English (en)
Other versions
DE69636592T2 (de
Inventor
Reijo Jaakkola
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.)
Nokia Technology GmbH
Original Assignee
Nokia Technology GmbH
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 Nokia Technology GmbH filed Critical Nokia Technology GmbH
Publication of DE69636592D1 publication Critical patent/DE69636592D1/de
Application granted granted Critical
Publication of DE69636592T2 publication Critical patent/DE69636592T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • H04L27/3818—Demodulator circuits; Receiver circuits using coherent demodulation, i.e. using one or more nominally phase synchronous carriers
    • H04L27/3836—Demodulator circuits; Receiver circuits using coherent demodulation, i.e. using one or more nominally phase synchronous carriers in which the carrier is recovered using the received modulated signal or the received IF signal, e.g. by detecting a pilot or by frequency multiplication

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
DE69636592T 1995-11-08 1996-11-02 Verfahren und Einrichtung zum Empfang eines QAM-Signals Expired - Lifetime DE69636592T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI955364 1995-11-08
FI955364A FI98026C (fi) 1995-11-08 1995-11-08 Menetelmä QAM-vastaanottimen yhteydessä ja QAM-vastaanotin

Publications (2)

Publication Number Publication Date
DE69636592D1 true DE69636592D1 (de) 2006-11-16
DE69636592T2 DE69636592T2 (de) 2007-08-16

Family

ID=8544346

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69636592T Expired - Lifetime DE69636592T2 (de) 1995-11-08 1996-11-02 Verfahren und Einrichtung zum Empfang eines QAM-Signals

Country Status (4)

Country Link
US (1) US5892799A (de)
EP (1) EP0773655B1 (de)
DE (1) DE69636592T2 (de)
FI (1) FI98026C (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6307896B1 (en) * 1998-04-03 2001-10-23 Tektronix, Inc. Instrumentation receiver for digitally modulated radio frequency signals
GB2343815B (en) * 1998-11-12 2003-10-22 Sony Uk Ltd Digital receiver
JP3612224B2 (ja) * 1998-11-27 2005-01-19 アルプス電気株式会社 テレビジョン信号受信チューナー
WO2001017298A1 (en) * 1999-09-02 2001-03-08 Automated Business Companies Communication and proximity authorization systems
GB2367700A (en) * 2000-10-06 2002-04-10 Mitel Semiconductor Ltd A single conversion tuner comprising a tracking filter and an image reject mixer
EP1633096A1 (de) * 2004-08-26 2006-03-08 St Microelectronics S.A. Bestimmung der Träger- und Symbolfrequenz eines Signals
US9184964B2 (en) * 2013-05-02 2015-11-10 Comtech Ef Data Corp. Low symbol rate rapid carrier acquisition with extremely large frequency offset for digital communication receiver
JP2019106575A (ja) * 2017-12-08 2019-06-27 ルネサスエレクトロニクス株式会社 無線受信機、及び中間周波数信号生成方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2153186B (en) * 1984-01-13 1987-04-23 Ncr Co Digital data receiver including timing adjustment circuit
US5175626A (en) * 1991-07-25 1992-12-29 Rca Thomson Licensing Corporation Apparatus providing a clock signal for a digital television receiver in response to a channel change
US5235424A (en) * 1992-02-06 1993-08-10 General Electric Company Automatic gain control system for a high definition television signal receiver
US5268761A (en) * 1992-08-19 1993-12-07 Rca Thomson Licensing Corporation Automatic gain control system for a high definition television signal receiver including an adaptive equalizer
JPH0795175A (ja) * 1993-09-27 1995-04-07 Toshiba Corp Ｏｆｄｍ信号復調装置
JP3041175B2 (ja) * 1993-11-12 2000-05-15 株式会社東芝 Ｏｆｄｍ同期復調回路
US5588025A (en) * 1995-03-15 1996-12-24 David Sarnoff Research Center, Inc. Single oscillator compressed digital information receiver
US5694419A (en) * 1995-11-07 1997-12-02 Hitachi America, Ltd. Shared resource modulator-demodulator circuits for use with vestigial sideband signals

Also Published As

Publication number Publication date
EP0773655B1 (de) 2006-10-04
EP0773655A2 (de) 1997-05-14
FI955364A0 (fi) 1995-11-08
EP0773655A3 (de) 2000-09-13
US5892799A (en) 1999-04-06
FI98026B (fi) 1996-12-13
DE69636592T2 (de) 2007-08-16
FI98026C (fi) 1997-03-25

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition