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ES2066916T3 - Dispositivo de recepcion para haz hertziano numerico. - Google Patents

Dispositivo de recepcion para haz hertziano numerico.

Info

Publication number
ES2066916T3
ES2066916T3 ES90113133T ES90113133T ES2066916T3 ES 2066916 T3 ES2066916 T3 ES 2066916T3 ES 90113133 T ES90113133 T ES 90113133T ES 90113133 T ES90113133 T ES 90113133T ES 2066916 T3 ES2066916 T3 ES 2066916T3
Authority
ES
Spain
Prior art keywords
numerical
reception device
hertzian
intermediate frequency
hertzian beam
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
ES90113133T
Other languages
English (en)
Inventor
Patrick Janer
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.)
Alcatel CIT SA
Original Assignee
Alcatel Telspace SA
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 Alcatel Telspace SA filed Critical Alcatel Telspace SA
Application granted granted Critical
Publication of ES2066916T3 publication Critical patent/ES2066916T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • H04B1/30—Circuits for homodyne or synchrodyne 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
    • H03D3/001—Details of arrangements applicable to more than one type of frequency demodulator
    • H03D3/003—Arrangements for reducing frequency deviation, e.g. by negative frequency feedback
    • H03D3/004—Arrangements for reducing frequency deviation, e.g. by negative frequency feedback wherein the demodulated signal is used for controlling an oscillator, e.g. the local oscillator

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Superheterodyne Receivers (AREA)
  • Radio Relay Systems (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Noise Elimination (AREA)

Abstract

CONSTA DE UNA PARTE DE HIPERFRECUENCIA (2,4,6) CON DISPOSITIVO (4,6) DE TRANSPOSICION EN FRECUENCIA INTERMEDIA, UNA PARTE DE FRECUENCIA INTERMEDIA (8,10) LIMITADA EN LA DESMODULACION DIRECTA DE LA SEÑAL EN FRECUENCIA INTERMEDIA, Y UNA PARTE DE BANDA DE BASE (14,15,28) QUE REALIZA EL TRATAMIENTO DE LA SEÑAL.
ES90113133T 1989-07-12 1990-07-10 Dispositivo de recepcion para haz hertziano numerico. Expired - Lifetime ES2066916T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8909399A FR2649845B1 (fr) 1989-07-12 1989-07-12 Dispositif de reception pour faisceau hertzien numerique

Publications (1)

Publication Number Publication Date
ES2066916T3 true ES2066916T3 (es) 1995-03-16

Family

ID=9383729

Family Applications (1)

Application Number Title Priority Date Filing Date
ES90113133T Expired - Lifetime ES2066916T3 (es) 1989-07-12 1990-07-10 Dispositivo de recepcion para haz hertziano numerico.

Country Status (7)

Country Link
US (1) US5131009A (es)
EP (1) EP0407958B1 (es)
JP (1) JPH03108926A (es)
AU (1) AU630471B2 (es)
DE (1) DE69014450T2 (es)
ES (1) ES2066916T3 (es)
FR (1) FR2649845B1 (es)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5454015A (en) * 1994-08-01 1995-09-26 Rockwell International Corporation Adaptive timing recovery with gain adjustment

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3546383A (en) * 1968-07-05 1970-12-08 Itt Repeater terminal
JPS6013567B2 (ja) * 1978-03-30 1985-04-08 ソニー株式会社 テレビジヨン受像機
DE3007907A1 (de) * 1980-03-01 1981-09-17 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Digitaler empfaenger
US4677690A (en) * 1982-01-25 1987-06-30 International Telephone And Telegraph Corporation Baseband demodulator for FM and/or AM signals
JPH0714170B2 (ja) * 1983-11-30 1995-02-15 富士通株式会社 搬送波再生回路
US4901332A (en) * 1988-10-27 1990-02-13 Unisys Corp. Noncoherent-coherent A.C. coupled base band AGC receiver

Also Published As

Publication number Publication date
DE69014450T2 (de) 1995-04-06
DE69014450D1 (de) 1995-01-12
JPH03108926A (ja) 1991-05-09
EP0407958B1 (fr) 1994-11-30
AU5860590A (en) 1991-01-17
AU630471B2 (en) 1992-10-29
EP0407958A1 (fr) 1991-01-16
US5131009A (en) 1992-07-14
FR2649845B1 (fr) 1994-05-13
FR2649845A1 (fr) 1991-01-18

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