FI884020A - Tvaovaegsmottagare. - Google Patents

Tvaovaegsmottagare. Download PDF

Info

Publication number
FI884020A
FI884020A FI884020A FI884020A FI884020A FI 884020 A FI884020 A FI 884020A FI 884020 A FI884020 A FI 884020A FI 884020 A FI884020 A FI 884020A FI 884020 A FI884020 A FI 884020A
Authority
FI
Finland
Prior art keywords
tvaovaegsmottagare
Prior art date
Application number
FI884020A
Other languages
English (en)
Other versions
FI884020A0 (fi
Inventor
Kah-Seng Chung
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Publication of FI884020A0 publication Critical patent/FI884020A0/fi
Publication of FI884020A publication Critical patent/FI884020A/fi

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/06—Receivers
    • H04B1/16—Circuits
    • H04B1/26—Circuits for superheterodyne receivers
    • 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
    • H03D7/166—Multiple-frequency-changing at least two frequency changers being located in different paths, e.g. in two paths with carriers in quadrature using two or more quadrature frequency translation stages

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Superheterodyne Receivers (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
FI884020A 1987-09-03 1988-08-31 Tvaovaegsmottagare. FI884020A (fi)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP87201666A EP0305602B1 (en) 1987-09-03 1987-09-03 Dual branch receiver

Publications (2)

Publication Number Publication Date
FI884020A0 FI884020A0 (fi) 1988-08-31
FI884020A true FI884020A (fi) 1989-03-04

Family

ID=8197661

Family Applications (1)

Application Number Title Priority Date Filing Date
FI884020A FI884020A (fi) 1987-09-03 1988-08-31 Tvaovaegsmottagare.

Country Status (7)

Country Link
US (1) US4910800A (fi)
EP (1) EP0305602B1 (fi)
JP (1) JP2628710B2 (fi)
KR (1) KR960015279B1 (fi)
DE (1) DE3784930T2 (fi)
DK (1) DK169189B1 (fi)
FI (1) FI884020A (fi)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5146338A (en) * 1990-08-06 1992-09-08 Thomson Consumer Electronics, Inc. Fixed rf agc of a television tuner for fm reception in a television receiver
US5212825A (en) * 1990-11-09 1993-05-18 Litton Systems, Inc. Synthetic heterodyne demodulator circuit
CA2104215C (en) * 1992-01-21 1998-06-23 Theodore T. Sanecki Radio receiver for forming a baseband signal of time-varying frequencies
GB2282925B (en) * 1993-09-30 1998-04-15 Plessey Semiconductors Ltd Direct conversion receivers
US5418489A (en) * 1993-10-08 1995-05-23 Motorola, Inc. Method of recovering a frequency modulated signal
CN1154245C (zh) 1994-11-30 2004-06-16 松下电器产业株式会社 接收电路
JP3478313B2 (ja) * 1995-01-25 2003-12-15 ソニー株式会社 受信機
EP0755124B1 (de) * 1995-07-18 1998-12-16 Siemens Aktiengesellschaft Verfahren zur Erhöhung der Empfangsempfindlichkeit in Homodyn-Empfängern
DE19530812C2 (de) * 1995-08-22 1999-07-22 Oliver Bartels Funkmeßempfänger mit neuartiger Spiegelfrequenzelemination
FR2742620B1 (fr) * 1995-12-15 1998-02-20 Matra Communication Dispositif melangeur a rejection de frequence image
US5898906A (en) * 1996-10-29 1999-04-27 Gec Plessey Semiconductors, Inc. System and method for implementing a cellular radio transmitter device
US6009317A (en) * 1997-01-17 1999-12-28 Ericsson Inc. Method and apparatus for compensating for imbalances between quadrature signals
TW391114B (en) * 1997-01-31 2000-05-21 Scientific Atlanta System and method for harmonic interference avoidance in carrier recovery for digital demodulation
GB2328813B (en) * 1997-08-28 2001-08-29 Mitel Corp A radio frequency zero IF direct down converter
GB9718100D0 (en) * 1997-08-28 1997-10-29 Mitel Corp Phase modulated local oscillator
EP1145430B1 (en) 1998-11-12 2004-09-15 Broadcom Corporation Integrated tuner architecture
JP4310600B2 (ja) * 2000-08-04 2009-08-12 ソニー株式会社 受信回路および受信用集積回路
WO2002075917A1 (en) * 2001-02-20 2002-09-26 Integrant Technologies Inc. Mixer circuit having improved even order noise, dc offset, and linearity characteristic
US6993295B2 (en) * 2002-01-08 2006-01-31 Intel Corporation Weaver image reject mixer with fine resolution frequency step size

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3624507A (en) * 1967-04-21 1971-11-30 Masao Fukata Communication system of a cue signal or signals
DE2913172B2 (de) * 1979-04-02 1981-06-11 Siemens AG, 1000 Berlin und 8000 München Empfänger für hochfrequente elektromagneitsche Schwingungen mit einer Frequenznachregelung
NL8301179A (nl) * 1983-04-01 1984-11-01 Philips Nv Ontvanger voor hf-signalen voorzien van een paar parallelle signaalwegen.
US4580101A (en) * 1983-04-06 1986-04-01 Multitone Electronics Plc FM demodulators with local oscillator frequency control circuits
GB2148669A (en) * 1983-10-21 1985-05-30 Philips Electronic Associated Data receiver
US4736390A (en) * 1986-10-15 1988-04-05 Itt Avionics, A Division Of Itt Corporation Zero IF radio receiver apparatus

Also Published As

Publication number Publication date
EP0305602A1 (en) 1989-03-08
DK169189B1 (da) 1994-09-05
JPS6472626A (en) 1989-03-17
DE3784930D1 (en) 1993-04-22
JP2628710B2 (ja) 1997-07-09
DK484188D0 (da) 1988-08-31
FI884020A0 (fi) 1988-08-31
US4910800A (en) 1990-03-20
DK484188A (da) 1989-03-04
KR960015279B1 (en) 1996-11-07
EP0305602B1 (en) 1993-03-17
DE3784930T2 (de) 1993-09-02
KR890006071A (ko) 1989-05-18

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Legal Events

Date Code Title Description
FD Application lapsed
FD Application lapsed

Owner name: N.V. PHILIPS GLOEILAMPENFABRIEKEN