DE602004003080D1 - Fernsehertuner - Google Patents

Fernsehertuner

Info

Publication number
DE602004003080D1
DE602004003080D1 DE602004003080T DE602004003080T DE602004003080D1 DE 602004003080 D1 DE602004003080 D1 DE 602004003080D1 DE 602004003080 T DE602004003080 T DE 602004003080T DE 602004003080 T DE602004003080 T DE 602004003080T DE 602004003080 D1 DE602004003080 D1 DE 602004003080D1
Authority
DE
Germany
Prior art keywords
tuner
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
DE602004003080T
Other languages
English (en)
Other versions
DE602004003080T2 (de
Inventor
Masaki Yamamoto
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.)
Alps Alpine Co Ltd
Original Assignee
Alps Electric Co Ltd
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 Alps Electric Co Ltd filed Critical Alps Electric Co Ltd
Publication of DE602004003080D1 publication Critical patent/DE602004003080D1/de
Application granted granted Critical
Publication of DE602004003080T2 publication Critical patent/DE602004003080T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing
    • H03D7/14—Balanced arrangements
    • H03D7/1425—Balanced arrangements with transistors
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing
    • H03D7/14—Balanced arrangements
    • H03D7/1425—Balanced arrangements with transistors
    • H03D7/1433—Balanced arrangements with transistors using bipolar transistors
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing
    • H03D7/14—Balanced arrangements
    • H03D7/1425—Balanced arrangements with transistors
    • H03D7/1458—Double balanced arrangements, i.e. where both input signals are differential
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing
    • H03D7/14—Balanced arrangements
    • H03D7/1425—Balanced arrangements with transistors
    • H03D7/1491—Arrangements to linearise a transconductance stage of a mixer arrangement
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D2200/00—Indexing scheme relating to details of demodulation or transference of modulation from one carrier to another covered by H03D
    • H03D2200/0001—Circuit elements of demodulators
    • H03D2200/0025—Gain control circuits
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/41—Structure of client; Structure of client peripherals
    • H04N21/426—Internal components of the client ; Characteristics thereof
    • H04N21/42607—Internal components of the client ; Characteristics thereof for processing the incoming bitstream
    • H04N21/4263—Internal components of the client ; Characteristics thereof for processing the incoming bitstream involving specific tuning arrangements, e.g. two tuners

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Superheterodyne Receivers (AREA)
DE602004003080T 2003-01-14 2004-01-07 Fernsehertuner Expired - Lifetime DE602004003080T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2003000142U JP3095241U (ja) 2003-01-14 2003-01-14 テレビジョンチューナ
JP2003000142U 2003-01-14

Publications (2)

Publication Number Publication Date
DE602004003080D1 true DE602004003080D1 (de) 2006-12-21
DE602004003080T2 DE602004003080T2 (de) 2007-02-15

Family

ID=32818555

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602004003080T Expired - Lifetime DE602004003080T2 (de) 2003-01-14 2004-01-07 Fernsehertuner

Country Status (3)

Country Link
EP (1) EP1455441B1 (de)
JP (1) JP3095241U (de)
DE (1) DE602004003080T2 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2925827A1 (en) 2016-04-05 2017-10-05 Atlantic Cancer Research Institute Microwave-assisted medical technologies and apparatus therfor

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5625307A (en) * 1992-03-03 1997-04-29 Anadigics, Inc. Low cost monolithic gallium arsenide upconverter chip
US5379457A (en) * 1993-06-28 1995-01-03 Hewlett-Packard Company Low noise active mixer
JPH1056336A (ja) * 1996-08-09 1998-02-24 Mitsubishi Electric Corp ミキサ回路
JP4569022B2 (ja) * 2001-03-26 2010-10-27 パナソニック株式会社 差動増幅装置

Also Published As

Publication number Publication date
DE602004003080T2 (de) 2007-02-15
EP1455441A3 (de) 2004-11-10
JP3095241U (ja) 2003-07-25
EP1455441B1 (de) 2006-11-08
EP1455441A2 (de) 2004-09-08

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition