FR2447647B3 - - Google Patents

Info

Publication number
FR2447647B3
FR2447647B3 FR7902027A FR7902027A FR2447647B3 FR 2447647 B3 FR2447647 B3 FR 2447647B3 FR 7902027 A FR7902027 A FR 7902027A FR 7902027 A FR7902027 A FR 7902027A FR 2447647 B3 FR2447647 B3 FR 2447647B3
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
FR7902027A
Other languages
French (fr)
Other versions
FR2447647A1 (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.)
Constr Telephoniques
Original Assignee
Constr Telephoniques
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 Constr Telephoniques filed Critical Constr Telephoniques
Priority to FR7902027A priority Critical patent/FR2447647A1/fr
Priority to BR8000494A priority patent/BR8000494A/pt
Publication of FR2447647A1 publication Critical patent/FR2447647A1/fr
Application granted granted Critical
Publication of FR2447647B3 publication Critical patent/FR2447647B3/fr
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/02—Digital function generators
    • G06F1/03—Digital function generators working, at least partly, by table look-up
    • G06F1/0321—Waveform generators, i.e. devices for generating periodical functions of time, e.g. direct digital synthesizers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/26—Devices for calling a subscriber
    • H04M1/30—Devices which can set up and transmit only one digit at a time
    • H04M1/50—Devices which can set up and transmit only one digit at a time by generating or selecting currents of predetermined frequencies or combinations of frequencies
    • H04M1/505—Devices which can set up and transmit only one digit at a time by generating or selecting currents of predetermined frequencies or combinations of frequencies signals generated in digital form

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Transmitters (AREA)
FR7902027A 1979-01-26 1979-01-26 Generateur de frequences Granted FR2447647A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR7902027A FR2447647A1 (fr) 1979-01-26 1979-01-26 Generateur de frequences
BR8000494A BR8000494A (pt) 1979-01-26 1980-01-25 Gerador de frequencias

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7902027A FR2447647A1 (fr) 1979-01-26 1979-01-26 Generateur de frequences

Publications (2)

Publication Number Publication Date
FR2447647A1 FR2447647A1 (fr) 1980-08-22
FR2447647B3 true FR2447647B3 ( ) 1981-10-16

Family

ID=9221245

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7902027A Granted FR2447647A1 (fr) 1979-01-26 1979-01-26 Generateur de frequences

Country Status (2)

Country Link
BR (1) BR8000494A ( )
FR (1) FR2447647A1 ( )

Also Published As

Publication number Publication date
BR8000494A (pt) 1980-10-21
FR2447647A1 (fr) 1980-08-22

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