FR2631180B1 - Generateur bi-standard de transposition de frequence, en particulier pour reseau maille de television - Google Patents

Generateur bi-standard de transposition de frequence, en particulier pour reseau maille de television

Info

Publication number
FR2631180B1
FR2631180B1 FR8806027A FR8806027A FR2631180B1 FR 2631180 B1 FR2631180 B1 FR 2631180B1 FR 8806027 A FR8806027 A FR 8806027A FR 8806027 A FR8806027 A FR 8806027A FR 2631180 B1 FR2631180 B1 FR 2631180B1
Authority
FR
France
Prior art keywords
television
generator
mesh network
standard frequency
frequency transposition
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
FR8806027A
Other languages
English (en)
French (fr)
Other versions
FR2631180A1 (fr
Inventor
Jean-Alain Chabas
Joel Remy
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.)
Schlumberger SA
Original Assignee
Schlumberger 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 Schlumberger SA filed Critical Schlumberger SA
Priority to FR8806027A priority Critical patent/FR2631180B1/fr
Priority to SE8901293A priority patent/SE8901293L/
Priority to NO89891623A priority patent/NO891623L/no
Priority to IT8983388A priority patent/IT1233805B/it
Priority to GB8910024A priority patent/GB2219157B/en
Priority to DE3914693A priority patent/DE3914693A1/de
Priority to ES8901561A priority patent/ES2014083A6/es
Publication of FR2631180A1 publication Critical patent/FR2631180A1/fr
Application granted granted Critical
Publication of FR2631180B1 publication Critical patent/FR2631180B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L7/00—Automatic control of frequency or phase; Synchronisation
    • H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
    • H03L7/08—Details of the phase-locked loop
    • H03L7/0805—Details of the phase-locked loop the loop being adapted to provide an additional control signal for use outside the loop
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L7/00—Automatic control of frequency or phase; Synchronisation
    • H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
    • H03L7/16—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop
    • H03L7/22—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using more than one loop
    • H03L7/23—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using more than one loop with pulse counters or frequency dividers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/38—Transmitter circuitry for the transmission of television signals according to analogue transmission standards

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Radio Relay Systems (AREA)
FR8806027A 1988-05-05 1988-05-05 Generateur bi-standard de transposition de frequence, en particulier pour reseau maille de television Expired - Lifetime FR2631180B1 (fr)

Priority Applications (7)

Application Number Priority Date Filing Date Title
FR8806027A FR2631180B1 (fr) 1988-05-05 1988-05-05 Generateur bi-standard de transposition de frequence, en particulier pour reseau maille de television
SE8901293A SE8901293L (sv) 1988-05-05 1989-04-11 Oeversaettningsgenerator foer dubbel standardfrekvens, i synnerhet foer televisionsnaet
NO89891623A NO891623L (no) 1988-05-05 1989-04-20 Dobbelt standard-frekvens-omsettingsgenerator, saerlig forfjernsynsgitter-nettverk.
IT8983388A IT1233805B (it) 1988-05-05 1989-04-26 Generatore bi standard di spostamento di frequenza, particolarmente per reti televisive a maglia.
GB8910024A GB2219157B (en) 1988-05-05 1989-05-02 Reference frequency generator
DE3914693A DE3914693A1 (de) 1988-05-05 1989-05-03 Zweinorm-generator zur frequenzumsetzung, insbesondere fuer ein gemaschtes fernsehnetz
ES8901561A ES2014083A6 (es) 1988-05-05 1989-05-05 Generador bi-estandard de transposicion de frecuencia, en particular para red mallada de television.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8806027A FR2631180B1 (fr) 1988-05-05 1988-05-05 Generateur bi-standard de transposition de frequence, en particulier pour reseau maille de television

Publications (2)

Publication Number Publication Date
FR2631180A1 FR2631180A1 (fr) 1989-11-10
FR2631180B1 true FR2631180B1 (fr) 1991-03-29

Family

ID=9366009

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8806027A Expired - Lifetime FR2631180B1 (fr) 1988-05-05 1988-05-05 Generateur bi-standard de transposition de frequence, en particulier pour reseau maille de television

Country Status (7)

Country Link
DE (1) DE3914693A1 (enrdf_load_stackoverflow)
ES (1) ES2014083A6 (enrdf_load_stackoverflow)
FR (1) FR2631180B1 (enrdf_load_stackoverflow)
GB (1) GB2219157B (enrdf_load_stackoverflow)
IT (1) IT1233805B (enrdf_load_stackoverflow)
NO (1) NO891623L (enrdf_load_stackoverflow)
SE (1) SE8901293L (enrdf_load_stackoverflow)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2698221B1 (fr) * 1992-11-17 1995-07-21 Erfatec Oscillateur pilote pour emetteur et reemetteur tv.
GB9505522D0 (en) * 1995-03-18 1995-05-03 Gen Electric Co Plc Commodity consumption registering meters
US6549242B1 (en) * 1997-04-04 2003-04-15 Harris Corporation Combining adjacent TV channels for transmission by a common antenna
CN104348537B (zh) * 2014-10-29 2017-09-26 成都锐新科技有限公司 一种基于微波设备的快速转发系统

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4571621A (en) * 1983-06-15 1986-02-18 Microband Corporation Of America Television transmitter
NL8500675A (nl) * 1985-03-11 1986-10-01 Philips Nv Am-ontvanger.
US4817197A (en) * 1986-07-18 1989-03-28 Nippon Telegraph And Telephone Corporation Mobile communication apparatus

Also Published As

Publication number Publication date
DE3914693C2 (enrdf_load_stackoverflow) 1992-10-29
IT1233805B (it) 1992-04-17
ES2014083A6 (es) 1990-06-16
NO891623L (no) 1989-11-06
GB2219157B (en) 1992-09-30
GB8910024D0 (en) 1989-06-21
SE8901293L (sv) 1989-11-06
NO891623D0 (no) 1989-04-20
GB2219157A (en) 1989-11-29
SE8901293D0 (sv) 1989-04-11
DE3914693A1 (de) 1989-11-16
FR2631180A1 (fr) 1989-11-10
IT8983388A0 (it) 1989-04-26

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Legal Events

Date Code Title Description
ST Notification of lapse
ST Notification of lapse