FI884018A0 - Mottagare med parallella signalbanor. - Google Patents

Mottagare med parallella signalbanor.

Info

Publication number
FI884018A0
FI884018A0 FI884018A FI884018A FI884018A0 FI 884018 A0 FI884018 A0 FI 884018A0 FI 884018 A FI884018 A FI 884018A FI 884018 A FI884018 A FI 884018A FI 884018 A0 FI884018 A0 FI 884018A0
Authority
FI
Finland
Prior art keywords
signal box
box motor
motor table
signal
motor
Prior art date
Application number
FI884018A
Other languages
English (en)
Other versions
FI86677B (fi
FI884018A (fi
FI86677C (fi
Inventor
Wolfdietrich Geor Kasperkovitz
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 FI884018A0 publication Critical patent/FI884018A0/fi
Publication of FI884018A publication Critical patent/FI884018A/fi
Publication of FI86677B publication Critical patent/FI86677B/fi
Application granted granted Critical
Publication of FI86677C publication Critical patent/FI86677C/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
    • 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
    • H04B1/30—Circuits for homodyne or synchrodyne receivers
    • H04B1/302—Circuits for homodyne or synchrodyne receivers for single sideband receivers
    • 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
    • H03D3/009—Compensating quadrature phase or amplitude imbalances
    • 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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D1/00—Demodulation of amplitude-modulated oscillations
    • H03D1/22—Homodyne or synchrodyne circuits
    • H03D1/2245—Homodyne or synchrodyne circuits using two quadrature channels
    • 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
    • H03D7/161—Multiple-frequency-changing all the frequency changers being connected in cascade
FI884018A 1987-09-03 1988-08-31 Mottagare med parallella signalbanor. FI86677C (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP87201668 1987-09-03
EP87201668A EP0305604B1 (en) 1987-09-03 1987-09-03 Receiver comprising parallel signal paths

Publications (4)

Publication Number Publication Date
FI884018A0 true FI884018A0 (fi) 1988-08-31
FI884018A FI884018A (fi) 1989-03-04
FI86677B FI86677B (fi) 1992-06-15
FI86677C FI86677C (fi) 1992-09-25

Family

ID=8197663

Family Applications (1)

Application Number Title Priority Date Filing Date
FI884018A FI86677C (fi) 1987-09-03 1988-08-31 Mottagare med parallella signalbanor.

Country Status (9)

Country Link
US (1) US4903331A (fi)
EP (1) EP0305604B1 (fi)
JP (1) JP2603700B2 (fi)
KR (1) KR960015278B1 (fi)
AU (1) AU618492B2 (fi)
CA (1) CA1299249C (fi)
DE (1) DE3779638T2 (fi)
DK (1) DK483988A (fi)
FI (1) FI86677C (fi)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI924648A (fi) * 1991-10-15 1993-04-16 Siemens Ag I ett schema utplacerade element foer korsmodulering eller demolulering
CA2082244C (en) * 1992-01-08 1996-09-03 Samuel Rocco Paniccia Jr. Two-handset cordless telephone system
US5375258A (en) * 1992-12-07 1994-12-20 Motorola, Inc. Circuit for generating signals in phase quadrature and associated method therefor
JPH08125562A (ja) * 1994-10-24 1996-05-17 Pioneer Electron Corp マルチキャリア変調信号受信装置
GB2296613A (en) * 1994-12-21 1996-07-03 Univ Bristol Image-reject mixers
JP3478313B2 (ja) * 1995-01-25 2003-12-15 ソニー株式会社 受信機
US5568520A (en) * 1995-03-09 1996-10-22 Ericsson Inc. Slope drift and offset compensation in zero-IF receivers
DE59600988D1 (de) * 1995-07-18 1999-01-28 Siemens Ag Verfahren zur Erhöhung der Empfangsempfindlichkeit in Homodyn-Empfängern
JPH09172384A (ja) * 1995-12-19 1997-06-30 Sony Corp Ａｍラジオ放送の受信装置
GB9720285D0 (en) * 1997-09-25 1997-11-26 Philips Electronics Nv Improvements in or relating to phasing receivers
KR100616264B1 (ko) * 1997-11-21 2006-08-28 코닌클리케 필립스 일렉트로닉스 엔.브이. 직교 신호의 복조 방법 및 복조 유닛
JPH11205172A (ja) * 1998-01-12 1999-07-30 Alps Electric Co Ltd 衛星放送受信機用チュ−ナ
EP1080549A1 (en) * 1998-05-27 2001-03-07 Nokia Mobile Phones Ltd. A receiver and receiving method for wireless communication
US6397051B1 (en) * 1998-12-21 2002-05-28 At&T Corporation Dual image-reject mixer receiver for multiple channel reception and processing
US20030003891A1 (en) * 2001-07-02 2003-01-02 Nokia Corporation Method to improve I/Q-amplitude balance and receiver quadrature channel performance
JP2007235346A (ja) * 2006-02-28 2007-09-13 Icom Inc 角度復調装置、位相補正装置、角度復調方法、位相補正方法及びプログラム

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2358288A1 (de) * 1973-11-22 1975-06-05 Standard Elektrik Lorenz Ag Empfaenger fuer frequenzmodulierte hf-signale
FR2368184A1 (fr) * 1976-10-18 1978-05-12 Ibm France Systeme de synchronisation de porteuse pour demodulateur de phase coherent
NL8301179A (nl) * 1983-04-01 1984-11-01 Philips Nv Ontvanger voor hf-signalen voorzien van een paar parallelle signaalwegen.

Also Published As

Publication number Publication date
AU2179988A (en) 1989-03-09
KR960015278B1 (en) 1996-11-07
FI86677B (fi) 1992-06-15
CA1299249C (en) 1992-04-21
FI884018A (fi) 1989-03-04
FI86677C (fi) 1992-09-25
US4903331A (en) 1990-02-20
DE3779638T2 (de) 1993-01-21
EP0305604B1 (en) 1992-06-03
DK483988A (da) 1989-03-04
KR890006069A (ko) 1989-05-18
JP2603700B2 (ja) 1997-04-23
AU618492B2 (en) 1991-12-19
EP0305604A1 (en) 1989-03-08
DK483988D0 (da) 1988-08-31
JPS6472625A (en) 1989-03-17
DE3779638D1 (de) 1992-07-09

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Legal Events

Date Code Title Description
MM Patent lapsed
MM Patent lapsed

Owner name: N.V. PHILIPS GLOEILAMPENFABRIEKEN