DE69736096D1 - Digitaler Amplitudenmodulationsverstärker und Fernsehrundfunkgerät - Google Patents

Digitaler Amplitudenmodulationsverstärker und Fernsehrundfunkgerät

Info

Publication number
DE69736096D1
DE69736096D1 DE69736096T DE69736096T DE69736096D1 DE 69736096 D1 DE69736096 D1 DE 69736096D1 DE 69736096 T DE69736096 T DE 69736096T DE 69736096 T DE69736096 T DE 69736096T DE 69736096 D1 DE69736096 D1 DE 69736096D1
Authority
DE
Germany
Prior art keywords
amplitude modulation
television broadcasting
broadcasting device
digital amplitude
modulation amplifier
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
DE69736096T
Other languages
English (en)
Other versions
DE69736096T2 (de
Inventor
Haruo Takeda
Yukio Tatsumi
Ikuji Fujitani
Takuya Shioda
Tomofumi Yoshimi
Tomohiko Sugimoto
Kazuhisa Haeiwa
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.)
NEC Corp
Japan Broadcasting Corp
Original Assignee
NEC Corp
Nippon Hoso Kyokai NHK
Japan Broadcasting 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
Priority claimed from JP8257666A external-priority patent/JP3056091B2/ja
Priority claimed from JP8257667A external-priority patent/JP3056092B2/ja
Application filed by NEC Corp, Nippon Hoso Kyokai NHK, Japan Broadcasting Corp filed Critical NEC Corp
Application granted granted Critical
Publication of DE69736096D1 publication Critical patent/DE69736096D1/de
Publication of DE69736096T2 publication Critical patent/DE69736096T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C1/00—Amplitude modulation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/38—Transmitter circuitry for the transmission of television signals according to analogue transmission standards
    • H04N5/40—Modulation circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Amplitude Modulation (AREA)
  • Amplifiers (AREA)
DE69736096T 1996-09-06 1997-09-04 Digitaler Amplitudenmodulationsverstärker und Fernsehrundfunkgerät Expired - Lifetime DE69736096T2 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP8257666A JP3056091B2 (ja) 1996-09-06 1996-09-06 ディジタル振幅変調増幅器
JP25766796 1996-09-06
JP8257667A JP3056092B2 (ja) 1996-09-06 1996-09-06 テレビジョン放送機
JP25766696 1996-09-06

Publications (2)

Publication Number Publication Date
DE69736096D1 true DE69736096D1 (de) 2006-07-27
DE69736096T2 DE69736096T2 (de) 2007-01-18

Family

ID=26543332

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69736096T Expired - Lifetime DE69736096T2 (de) 1996-09-06 1997-09-04 Digitaler Amplitudenmodulationsverstärker und Fernsehrundfunkgerät

Country Status (5)

Country Link
US (1) US6041082A (de)
EP (1) EP0828385B1 (de)
AU (1) AU752837B2 (de)
CA (1) CA2214624C (de)
DE (1) DE69736096T2 (de)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2781100B1 (fr) * 1998-07-10 2000-10-06 Thomson Csf Procede d'elaboration d'un signal d'emission et emetteur a cellules d'amplification pour la mise en oeuvre de ce procede
GB9911880D0 (en) * 1999-05-22 1999-07-21 Marconi Electronic Syst Ltd Amplifier circuit
US7526260B2 (en) * 2002-11-14 2009-04-28 M/A-Com Eurotec, B.V. Apparatus, methods and articles of manufacture for linear signal modification
US7245183B2 (en) 2002-11-14 2007-07-17 M/A-Com Eurotec Bv Apparatus, methods and articles of manufacture for processing an electromagnetic wave
US6891432B2 (en) * 2002-11-14 2005-05-10 Mia-Com, Inc. Apparatus, methods and articles of manufacture for electromagnetic processing
US7254195B2 (en) * 2003-08-25 2007-08-07 M/A-Com, Inc. Apparatus, methods and articles of manufacture for dynamic differential delay correction
US7502422B2 (en) * 2003-06-04 2009-03-10 M/A—COM, Inc. Electromagnetic wave transmitter systems, methods and articles of manufacture
US7343138B2 (en) * 2003-12-08 2008-03-11 M/A-Com, Inc. Compensating for load pull in electromagentic signal propagation using adaptive impedance matching
JP2005347922A (ja) * 2004-06-01 2005-12-15 Nec Corp 送信信号生成回路および無線基地局通信装置
US7183958B2 (en) * 2004-09-08 2007-02-27 M/A-Com, Eurotec B.V. Sub-ranging digital to analog converter for radiofrequency amplification
US7154329B2 (en) * 2004-12-16 2006-12-26 M/A-Com, Inc. Method and apparatus for compensating amplifier output for temperature and process variations
US20060255997A1 (en) * 2005-04-08 2006-11-16 M/A-Com, Inc. And M/A-Com Eurotec Bv Differential analog filter
US7317412B2 (en) * 2006-05-15 2008-01-08 M/A-Com, Inc. Techniques for biasing a radio frequency digital to analog converter
US8050352B2 (en) * 2007-03-14 2011-11-01 Panasonic Corporation Methods and apparatus for reducing peak-to-RMS amplitude ratio in communication signals
US8155237B2 (en) * 2008-02-07 2012-04-10 Pine Valley Investments, Inc. Multi-carrier transmitter
US8533516B2 (en) 2010-09-22 2013-09-10 Xw Llc Low power radio controlled clock incorporating independent timing corrections
US8270465B1 (en) * 2011-11-15 2012-09-18 Xw Llc Timing and time information extraction from a phase modulated signal in a radio controlled clock receiver
US8693582B2 (en) 2012-03-05 2014-04-08 Xw Llc Multi-antenna receiver in a radio controlled clock
US9344038B2 (en) * 2014-02-07 2016-05-17 Qualcomm Incorporated Tri-phase digital polar modulator

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2064901B (en) * 1979-11-30 1984-11-07 Harris Corp Digital high power amplifier
JPS6315589A (ja) * 1986-07-08 1988-01-22 Toshiba Corp 画像信号伝送システム
US4804931A (en) * 1987-12-11 1989-02-14 Acrodyne Industries, Inc. Digital amplitude modulator - transmitter
JPH0328486A (ja) * 1989-06-23 1991-02-06 Aichi Electric Co Ltd 電動シャッターのブレーキ開放装置
US5132637A (en) * 1991-03-25 1992-07-21 Harris Corporation RF power amplifier system having improved distortion reduction
US5111158A (en) * 1991-06-27 1992-05-05 Harris Corporation Modulated voltage supply and fault monitoring thereof adapted for use in an RF power amplifier system
JP3437585B2 (ja) * 1992-04-28 2003-08-18 株式会社東芝 テレビジョン放送用映像送信機
JP2809957B2 (ja) * 1993-01-22 1998-10-15 株式会社東芝 ディジタルａｍ送信機
JP2790770B2 (ja) * 1994-02-10 1998-08-27 日本放送協会 振幅変調方式
CA2144596A1 (en) * 1994-04-05 1995-10-06 Richard Prodan Modulator/demodulator using baseband filtering
JP2885660B2 (ja) * 1995-01-31 1999-04-26 日本無線株式会社 振幅変調回路
JPH09200273A (ja) * 1996-01-11 1997-07-31 Hitachi Denshi Ltd 残留側帯波変調回路

Also Published As

Publication number Publication date
CA2214624C (en) 2000-10-31
CA2214624A1 (en) 1998-03-06
AU752837B2 (en) 2002-10-03
DE69736096T2 (de) 2007-01-18
EP0828385A2 (de) 1998-03-11
EP0828385B1 (de) 2006-06-14
AU3684997A (en) 1998-03-12
EP0828385A3 (de) 2001-03-21
US6041082A (en) 2000-03-21

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Legal Events

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