BE791353A - Reseau determinateur de frequence - Google Patents

Reseau determinateur de frequence

Info

Publication number
BE791353A
BE791353A BE791353DA BE791353A BE 791353 A BE791353 A BE 791353A BE 791353D A BE791353D A BE 791353DA BE 791353 A BE791353 A BE 791353A
Authority
BE
Belgium
Prior art keywords
frequency determining
determining network
network
frequency
determining
Prior art date
Application number
Other languages
English (en)
French (fr)
Inventor
T H Matthews
C N Gold
M C J Cowpland
Original Assignee
Microsystems Int Ltd
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.)
Publication date
Publication of BE791353A publication Critical patent/BE791353A/xx

Links

Classifications

    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
  • Filters And Equalizers (AREA)
BE791353D 1972-01-28 Reseau determinateur de frequence BE791353A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA133431A CA938345A (en) 1972-01-28 1972-01-28 Frequency determining network

Publications (1)

Publication Number Publication Date
BE791353A true BE791353A (fr) 1973-03-01

Family

ID=4092175

Family Applications (1)

Application Number Title Priority Date Filing Date
BE791353D BE791353A (fr) 1972-01-28 Reseau determinateur de frequence

Country Status (9)

Country Link
JP (1) JPS4885009A (show.php)
AU (1) AU5112173A (show.php)
BE (1) BE791353A (show.php)
CA (1) CA938345A (show.php)
DE (1) DE2301227A1 (show.php)
FR (1) FR2169075A1 (show.php)
IL (1) IL40787A (show.php)
IT (1) IT973344B (show.php)
NL (1) NL7217681A (show.php)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3011651A1 (de) * 1980-03-26 1981-10-01 Robert Bosch Gmbh, 7000 Stuttgart Durchstimmbarer oszillator

Also Published As

Publication number Publication date
AU5112173A (en) 1974-07-18
IT973344B (it) 1974-06-10
DE2301227A1 (de) 1973-08-23
IL40787A (en) 1975-05-22
IL40787A0 (en) 1973-01-30
JPS4885009A (show.php) 1973-11-12
CA938345A (en) 1973-12-11
NL7217681A (show.php) 1973-07-31
FR2169075A1 (show.php) 1973-09-07

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