BE883782A - DIGITAL SIGNAL GENERATOR - Google Patents

DIGITAL SIGNAL GENERATOR

Info

Publication number
BE883782A
BE883782A BE2/58598A BE2058598A BE883782A BE 883782 A BE883782 A BE 883782A BE 2/58598 A BE2/58598 A BE 2/58598A BE 2058598 A BE2058598 A BE 2058598A BE 883782 A BE883782 A BE 883782A
Authority
BE
Belgium
Prior art keywords
digital signal
signal generator
generator
digital
signal
Prior art date
Application number
BE2/58598A
Other languages
French (fr)
Inventor
M A R Henrion
R P L Moulin
A L Coudray
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 BE883782A publication Critical patent/BE883782A/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q1/00—Details of selecting apparatus or arrangements
    • H04Q1/18—Electrical details
    • H04Q1/30—Signalling arrangements; Manipulation of signalling currents
    • H04Q1/44—Signalling arrangements; Manipulation of signalling currents using alternate current
    • H04Q1/444—Signalling arrangements; Manipulation of signalling currents using alternate current with voice-band signalling frequencies
    • H04Q1/446—Signalling arrangements; Manipulation of signalling currents using alternate current with voice-band signalling frequencies using one signalling frequency
    • H04Q1/448—Signalling arrangements; Manipulation of signalling currents using alternate current with voice-band signalling frequencies using one signalling frequency with conversion of a single frequency signal into a digital signal
    • H04Q1/4485—Signalling arrangements; Manipulation of signalling currents using alternate current with voice-band signalling frequencies using one signalling frequency with conversion of a single frequency signal into a digital signal which is transmitted in digital form
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/12—Arrangements providing for calling or supervisory signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/04—Selecting arrangements for multiplex systems for time-division multiplexing

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Time-Division Multiplex Systems (AREA)
BE2/58598A 1979-06-15 1980-06-12 DIGITAL SIGNAL GENERATOR BE883782A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7915382A FR2459597A1 (en) 1979-06-15 1979-06-15 Tone signal generator for time multiplex telephone exchange - reads out stored waveform samples under stored instruction control, incremented after each tone cycle (BE 12.12.80)

Publications (1)

Publication Number Publication Date
BE883782A true BE883782A (en) 1980-12-12

Family

ID=9226677

Family Applications (1)

Application Number Title Priority Date Filing Date
BE2/58598A BE883782A (en) 1979-06-15 1980-06-12 DIGITAL SIGNAL GENERATOR

Country Status (3)

Country Link
BE (1) BE883782A (en)
DE (1) DE3022576C2 (en)
FR (1) FR2459597A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4399535A (en) * 1981-06-18 1983-08-16 Siemens Corporation Digital tone generator
GB8301324D0 (en) * 1983-01-18 1983-02-16 Plessey Co Plc Tone generator
DE3730233A1 (en) * 1987-09-09 1989-03-23 Telefonbau & Normalzeit Gmbh HOERTON AND VOICE ANNOUNCEMENT GENERATOR FOR DIGITAL TELECOMMUNICATION, ESPECIALLY TELECOMMUNICATION SYSTEMS

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2541295A1 (en) * 1975-09-16 1977-03-17 Siemens Ag Test circuit for investigating PCM signals - uses audio oscillator input to encoder:decoder with binary capture circuit

Also Published As

Publication number Publication date
FR2459597B1 (en) 1982-05-21
FR2459597A1 (en) 1981-01-09
DE3022576C2 (en) 1984-05-30
DE3022576A1 (en) 1980-12-18

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: INTERNATIONAL STANDARD ELECTRIC CORP.

Effective date: 19840612