DE69317938D1 - Fernsehempfänger für terrestrische Fernsehsignale - Google Patents

Fernsehempfänger für terrestrische Fernsehsignale

Info

Publication number
DE69317938D1
DE69317938D1 DE69317938T DE69317938T DE69317938D1 DE 69317938 D1 DE69317938 D1 DE 69317938D1 DE 69317938 T DE69317938 T DE 69317938T DE 69317938 T DE69317938 T DE 69317938T DE 69317938 D1 DE69317938 D1 DE 69317938D1
Authority
DE
Germany
Prior art keywords
receivers
television signals
terrestrial television
terrestrial
signals
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 - Fee Related
Application number
DE69317938T
Other languages
English (en)
Other versions
DE69317938T2 (de
Inventor
Seiji Sakashita
Hiroaki Ozeki
Ippei Kanno
Daisuke Hayashi
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial 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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Application granted granted Critical
Publication of DE69317938D1 publication Critical patent/DE69317938D1/de
Publication of DE69317938T2 publication Critical patent/DE69317938T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
    • H04N5/4446—IF amplifier circuits specially adapted for B&W TV
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D3/00—Demodulation of angle-, frequency- or phase- modulated oscillations
    • H03D3/007—Demodulation of angle-, frequency- or phase- modulated oscillations by converting the oscillations into two quadrature related signals
    • 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
    • H03D7/16—Multiple-frequency-changing
    • H03D7/165—Multiple-frequency-changing at least two frequency changers being located in different paths, e.g. in two paths with carriers in quadrature
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B2201/00—Aspects of oscillators relating to varying the frequency of the oscillations
    • H03B2201/02—Varying the frequency of the oscillations by electronic means
    • H03B2201/0208—Varying the frequency of the oscillations by electronic means the means being an element with a variable capacitance, e.g. capacitance diode
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B5/00—Generation of oscillations using amplifier with regenerative feedback from output to input
    • H03B5/18—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising distributed inductance and capacitance
    • H03B5/1805—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising distributed inductance and capacitance the frequency-determining element being a coaxial resonator
    • 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
    • H03D7/18—Modifications of frequency-changers for eliminating image frequencies

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Superheterodyne Receivers (AREA)
DE69317938T 1992-06-03 1993-06-01 Fernsehempfänger für terrestrische Fernsehsignale Expired - Fee Related DE69317938T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4142472A JP2574596B2 (ja) 1992-06-03 1992-06-03 周波数変換装置

Publications (2)

Publication Number Publication Date
DE69317938D1 true DE69317938D1 (de) 1998-05-20
DE69317938T2 DE69317938T2 (de) 1998-08-13

Family

ID=15316119

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69317938T Expired - Fee Related DE69317938T2 (de) 1992-06-03 1993-06-01 Fernsehempfänger für terrestrische Fernsehsignale

Country Status (4)

Country Link
US (1) US5398080A (de)
EP (1) EP0573247B1 (de)
JP (1) JP2574596B2 (de)
DE (1) DE69317938T2 (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3371506B2 (ja) * 1994-02-14 2003-01-27 株式会社日立製作所 受信装置
US5572264A (en) 1994-02-14 1996-11-05 Hitachi, Ltd. High definition TV signal receiver
US5793799A (en) * 1994-08-03 1998-08-11 Deutsche Thomson-Brandt Gmbh Switchable circuit for processing and demodulating digital and analog signals
JP2988277B2 (ja) * 1994-10-24 1999-12-13 日本電気株式会社 イメージ抑圧ミキサ回路
GB9424056D0 (en) * 1994-11-29 1995-01-18 Sgs Thomson Microelectronics A satellite tuner stage
US6177964B1 (en) * 1997-08-01 2001-01-23 Microtune, Inc. Broadband integrated television tuner
KR0157531B1 (ko) * 1995-07-14 1998-11-16 김광호 텔레비젼신호 수신기에서 디지탈 반송파 복구 장치 및 방법
DE19525844C2 (de) * 1995-07-15 1998-08-13 Telefunken Microelectron Verfahren zur Frequenzumsetzung
FR2742620B1 (fr) * 1995-12-15 1998-02-20 Matra Communication Dispositif melangeur a rejection de frequence image
US6628343B1 (en) * 1997-05-23 2003-09-30 Sony Corporation Television signal reception circuit, automatic phase shift control circuit and equal amplitude addition circuit
JP4015750B2 (ja) 1998-05-14 2007-11-28 株式会社東芝 アクティブアレイアンテナシステム
US6314279B1 (en) * 1998-06-29 2001-11-06 Philips Electronics North America Corporation Frequency offset image rejection
GB9818397D0 (en) * 1998-08-25 1998-10-21 Philips Electronics Nv Low if receiver
US6879816B2 (en) 1998-11-12 2005-04-12 Broadcom Corporation Integrated switchless programmable attenuator and low noise amplifier
US20120065774A1 (en) * 2010-09-14 2012-03-15 David Peretz Granular material vending apparatus and method
JP2012065017A (ja) * 2010-09-14 2012-03-29 Renesas Electronics Corp ハーモニックリジェクションミキサ及び位相調整方法
JP6271872B2 (ja) * 2013-06-11 2018-01-31 Ｎｅｃネットワーク・センサ株式会社 移動体を模擬する周波数シフト方法

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4578706A (en) * 1982-11-12 1986-03-25 Matsushita Electric Industrial Co., Ltd. Television synchronous receiver
US4581643A (en) * 1983-07-25 1986-04-08 Rca Corporation Double conversion television tuner with frequency response control provisions
GB2172158B (en) * 1985-03-07 1988-12-29 Stc Plc Zero-if radio receiver
DE3516492A1 (de) * 1985-05-08 1986-11-13 Standard Elektrik Lorenz Ag, 7000 Stuttgart Funkempfaenger
JPS6212215A (ja) * 1985-07-10 1987-01-21 Hitachi Ltd 周波数変換装置
JPS635669A (ja) * 1986-06-25 1988-01-11 Mitsubishi Electric Corp 選局装置
JPH01190015A (ja) * 1988-01-25 1989-07-31 Matsushita Electric Ind Co Ltd ミキサ回路
JP2555145B2 (ja) * 1988-05-09 1996-11-20 株式会社日立製作所 周波数変換器
JPH02113608A (ja) 1988-10-24 1990-04-25 Hitachi Ltd 受信装置とそれを備えたチューナ
US5214795A (en) * 1989-06-29 1993-05-25 Seiko Corp. Low voltage automatic frequency control switch for a radio receiver
JPH0360206A (ja) 1989-07-28 1991-03-15 Hitachi Ltd 周波数変換回路
US5122879A (en) * 1990-06-01 1992-06-16 Citizen Watch Co., Ltd. Television synchronous receiver with phase shifter for reducing interference from a lower adjacent channel
US5233425A (en) * 1991-10-24 1993-08-03 Zenith Electronics Corporation Adaptive AFT system with variable step resolution

Also Published As

Publication number Publication date
DE69317938T2 (de) 1998-08-13
JPH06291557A (ja) 1994-10-18
EP0573247B1 (de) 1998-04-15
JP2574596B2 (ja) 1997-01-22
US5398080A (en) 1995-03-14
EP0573247A1 (de) 1993-12-08

Similar Documents

Publication Publication Date Title
DE69622809T2 (de) Fernsehempfänger für Videotext
AU2277995A (en) System for providing local originating signals with direct broadcast satellite television signals
DE69317938D1 (de) Fernsehempfänger für terrestrische Fernsehsignale
DE69319392D1 (de) Abnehmbarer Lautsprecher für Fernsehempfänger
HK1015563A1 (en) Tuner for digital satellite receiver
DE59402086D1 (de) Fernsehtuner für terrestrischen empfang und satellitenempfang
EP0186593A3 (en) Tuner for television receiver
GB9422240D0 (en) Terrestrial television broadcast system converter
DE69416210T2 (de) Fernsehsendungsempfang
DE69313323D1 (de) Fernsehtuner
DE69332448T2 (de) Abstimmschaltung für Fernsehempfänger
GB9511750D0 (en) Direct broadcasting satellite tuner
DE69522126D1 (de) Tuner für Satelliten-Rundfunkempfänger
DE69228971T2 (de) Einrichtung für interaktive Zweiwegfernsehübertragung
DE69225732T2 (de) Fernsehempfänger für Fernsehsystem hoher Auflösung
EP0519465A3 (en) Satellite television broadcasting receiver
EP0710419A4 (de) Geistersignalunterdrückungssystem für fernsehsignale
EP0592975A3 (en) Voltage synthesis tuning method for television signal receivers with direct channel call
DE9411872U1 (de) Videosignalaufbereitung für Satellitenfernsehempfänger
DE69328415D1 (de) Abstimmschaltung für Fernsehempfänger
DE69315287T2 (de) Fernsehempfänger mit geklemmtem zusätzlichen Videoeingang
GB2251760B (en) Descrambling system for broadcast television signals
KR930005885U (ko) 위성방송 튜너의 듀얼채널 수신장치
GB9012686D0 (en) Navigation system using radio or tv broadcast signals
UA734S (uk) Багатоканальний приймач супутникового телебачення

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee