FR2050782A5 - - Google Patents

Info

Publication number
FR2050782A5
FR2050782A5 FR6921217A FR6921217A FR2050782A5 FR 2050782 A5 FR2050782 A5 FR 2050782A5 FR 6921217 A FR6921217 A FR 6921217A FR 6921217 A FR6921217 A FR 6921217A FR 2050782 A5 FR2050782 A5 FR 2050782A5
Authority
FR
France
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
Application number
FR6921217A
Other languages
French (fr)
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
Nokia Inc
Original Assignee
Compagnie Industrielle de Telecommunication CIT Alcatel SA
Nokia Inc
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 Compagnie Industrielle de Telecommunication CIT Alcatel SA, Nokia Inc filed Critical Compagnie Industrielle de Telecommunication CIT Alcatel SA
Priority to FR6921217A priority Critical patent/FR2050782A5/fr
Application granted granted Critical
Publication of FR2050782A5 publication Critical patent/FR2050782A5/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08G—TRAFFIC CONTROL SYSTEMS
    • G08G1/00—Traffic control systems for road vehicles
    • G08G1/09—Arrangements for giving variable traffic instructions
    • G08G1/091—Traffic information broadcasting
    • G08G1/094—Hardware aspects; Signal processing or signal properties, e.g. frequency bands
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H03G3/34—Muting amplifier when no signal is present
    • H03G3/342—Muting when some special characteristic of the signal is sensed which distinguishes it from noise, e.g. using speech detector

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR6921217A 1969-06-25 1969-06-25 Expired FR2050782A5 (enrdf_load_stackoverflow)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR6921217A FR2050782A5 (enrdf_load_stackoverflow) 1969-06-25 1969-06-25

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR6921217A FR2050782A5 (enrdf_load_stackoverflow) 1969-06-25 1969-06-25

Publications (1)

Publication Number Publication Date
FR2050782A5 true FR2050782A5 (enrdf_load_stackoverflow) 1971-04-02

Family

ID=9036322

Family Applications (1)

Application Number Title Priority Date Filing Date
FR6921217A Expired FR2050782A5 (enrdf_load_stackoverflow) 1969-06-25 1969-06-25

Country Status (1)

Country Link
FR (1) FR2050782A5 (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2326814A1 (fr) * 1975-10-04 1977-04-29 Philips Nv Dispositif de circuit, en particulier pour recepteur de radiodiffusion
FR2480978A1 (fr) * 1980-04-21 1981-10-23 Bodysonic Kk Procede et dispositif de discrimination d'un signal de voie humaine
EP0089853A3 (en) * 1982-03-23 1984-12-12 Nec Corporation Interference wave detection circuit for use in radio receiver

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2326814A1 (fr) * 1975-10-04 1977-04-29 Philips Nv Dispositif de circuit, en particulier pour recepteur de radiodiffusion
FR2480978A1 (fr) * 1980-04-21 1981-10-23 Bodysonic Kk Procede et dispositif de discrimination d'un signal de voie humaine
EP0089853A3 (en) * 1982-03-23 1984-12-12 Nec Corporation Interference wave detection circuit for use in radio receiver

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Legal Events

Date Code Title Description
ST Notification of lapse