BE888726A - Generateur digital de tonalites - Google Patents

Generateur digital de tonalites

Info

Publication number
BE888726A
BE888726A BE2/59149A BE2059149A BE888726A BE 888726 A BE888726 A BE 888726A BE 2/59149 A BE2/59149 A BE 2/59149A BE 2059149 A BE2059149 A BE 2059149A BE 888726 A BE888726 A BE 888726A
Authority
BE
Belgium
Prior art keywords
tone generator
digital tone
digital
generator
tone
Prior art date
Application number
BE2/59149A
Other languages
English (en)
Inventor
P Y Pau
Y Parmar
Original Assignee
Int Standard Electric Corp
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 Int Standard Electric Corp filed Critical Int Standard Electric Corp
Publication of BE888726A publication Critical patent/BE888726A/fr
Priority to BE2/60055A priority Critical patent/BE896185R/fr

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
    • 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)
  • Signal Processing (AREA)
  • Devices For Supply Of Signal Current (AREA)
  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
BE2/59149A 1980-05-08 1981-05-08 Generateur digital de tonalites BE888726A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
BE2/60055A BE896185R (fr) 1981-05-08 1983-03-17 Generateur digital de tonalites

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA000351490A CA1180815A (fr) 1980-05-08 1980-05-08 Generateur de tonalites numerique

Publications (1)

Publication Number Publication Date
BE888726A true BE888726A (fr) 1981-11-09

Family

ID=4116888

Family Applications (1)

Application Number Title Priority Date Filing Date
BE2/59149A BE888726A (fr) 1980-05-08 1981-05-08 Generateur digital de tonalites

Country Status (2)

Country Link
BE (1) BE888726A (fr)
CA (1) CA1180815A (fr)

Also Published As

Publication number Publication date
CA1180815A (fr) 1985-01-08

Similar Documents

Publication Publication Date Title
BR8100095A (pt) Anel de segmento
DK466181A (da) Digitalt liniekredsloeb
FI810073L (fi) Foer televisionsmottagare avsedd generator med reglerad uteffekt foer sammansatt nycklingssignal
ATA108480A (de) Digitaler tonfrequenzgenerator
AR228738A1 (es) Disposicion de senalizacion digital
AR230042A1 (es) Procedimiento de sintesis de 3-alquen-2-onas
ES502177A0 (es) Procedimiento de sintesis de cloroformiatos alfa-clorados
AT379718B (de) Analog/digital umsetzstufe
BR8004341A (pt) Gerador de tonalidades
FI813327L (fi) Digital tvaoledar-fyrledaromvandlare foer fullduplexsignaler
FI821550A0 (fi) Digital multiplexanordning
DK240381A (da) Akustisk tonegenerator til skrivemaskine
BR8100379A (pt) Campainha telefonica de tipo digital
ES498293A0 (es) Generador de senales electricas
FI813772L (fi) Digital fasdetektor
BE888726A (fr) Generateur digital de tonalites
BR8002366A (pt) Gerador de padroes digitais
DE3170322D1 (en) Tone generator
PT73434B (fr) Sonneria de telephone
BR8001265A (pt) Gerador digital de sinais
JPS5589900A (en) Tone generator
FI831519L (fi) Styrsats foer digital pulsvaexelriktare
DK22284A (da) Tonegenerator
ES493449A0 (es) Digitador de tonalidades
JPS5719795A (en) Musical tone generator

Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: ALCATEL N.V.

Effective date: 19910531