BE828719A - Modulateur delta - Google Patents

Modulateur delta

Info

Publication number
BE828719A
BE828719A BE156047A BE156047A BE828719A BE 828719 A BE828719 A BE 828719A BE 156047 A BE156047 A BE 156047A BE 156047 A BE156047 A BE 156047A BE 828719 A BE828719 A BE 828719A
Authority
BE
Belgium
Prior art keywords
delta modulator
modulator
delta
Prior art date
Application number
BE156047A
Other languages
English (en)
French (fr)
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 filed Critical
Publication of BE828719A publication Critical patent/BE828719A/xx

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M3/00—Conversion of analogue values to or from differential modulation
    • H03M3/02—Delta modulation, i.e. one-bit differential modulation
    • H03M3/022—Delta modulation, i.e. one-bit differential modulation with adaptable step size, e.g. adaptive delta modulation [ADM]
    • H03M3/024—Delta modulation, i.e. one-bit differential modulation with adaptable step size, e.g. adaptive delta modulation [ADM] using syllabic companding, e.g. continuously variable slope delta modulation [CVSD]

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Analogue/Digital Conversion (AREA)
BE156047A 1974-05-09 1975-05-05 Modulateur delta BE828719A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US468449A US3899754A (en) 1974-05-09 1974-05-09 Delta modulation and demodulation with syllabic companding

Publications (1)

Publication Number Publication Date
BE828719A true BE828719A (fr) 1975-09-01

Family

ID=23859860

Family Applications (1)

Application Number Title Priority Date Filing Date
BE156047A BE828719A (fr) 1974-05-09 1975-05-05 Modulateur delta

Country Status (10)

Country Link
US (1) US3899754A (nl)
JP (1) JPS6013339B2 (nl)
BE (1) BE828719A (nl)
CA (1) CA1031075A (nl)
DE (1) DE2520189C2 (nl)
FR (1) FR2270723B1 (nl)
GB (1) GB1502999A (nl)
IT (1) IT1032815B (nl)
NL (1) NL7505406A (nl)
SE (1) SE401303B (nl)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3956700A (en) * 1975-04-18 1976-05-11 Bell Telephone Laboratories, Incorporated Two-feedback-path delta modulation system with circuits for reducing pulse width modulation
NL7506986A (nl) * 1975-06-12 1976-12-14 Philips Nv Deltamodulatie-codeerinrichting.
US4025852A (en) * 1975-10-14 1977-05-24 Bell Telephone Laboratories, Incorporated Method and arrangement for controlling delta modulator idle-channel noise
US4048551A (en) * 1975-12-05 1977-09-13 Bell Telephone Laboratories, Incorporated Battery charging circuit
US4048448A (en) * 1976-02-19 1977-09-13 Bell Telephone Laboratories, Incorporated Multiparty telephone ringing
US4208740A (en) * 1978-12-20 1980-06-17 International Business Machines Corporation Adaptive delta modulation system
US4406010A (en) * 1980-12-30 1983-09-20 Motorola, Inc. Receiver for CVSD modulation with integral filtering
US4700362A (en) * 1983-10-07 1987-10-13 Dolby Laboratories Licensing Corporation A-D encoder and D-A decoder system
US4646322A (en) * 1983-12-19 1987-02-24 Telex Computer Products, Inc. Adaptive delta modulation codec
US4583237A (en) * 1984-05-07 1986-04-15 At&T Bell Laboratories Technique for synchronous near-instantaneous coding
US4926178A (en) * 1988-07-13 1990-05-15 Analog Devices, Inc. Delta modulator with integrator having positive feedback
US5471498A (en) * 1993-04-15 1995-11-28 National Semiconductor Corporation High-speed low-voltage differential swing transmission line transceiver
DE69428045T2 (de) * 1993-06-08 2002-04-18 Nat Semiconductor Corp Programmierbarer cmos bus- und übertragungsleitungstreiber
US5483184A (en) * 1993-06-08 1996-01-09 National Semiconductor Corporation Programmable CMOS bus and transmission line receiver
US5543746A (en) * 1993-06-08 1996-08-06 National Semiconductor Corp. Programmable CMOS current source having positive temperature coefficient
US5818260A (en) * 1996-04-24 1998-10-06 National Semiconductor Corporation Transmission line driver having controllable rise and fall times with variable output low and minimal on/off delay
US6014093A (en) * 1998-02-27 2000-01-11 Hayes; Adam T. Pulse coding system

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3582784A (en) * 1968-10-18 1971-06-01 Bell Telephone Labor Inc Delta modulation system
DE1951055C3 (de) * 1969-10-10 1981-10-01 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Schaltungsanordnung für die periodische Übertragung von Nachrichtensignalen mittels eines Impuls-Deltamodulator
US3624558A (en) * 1970-01-16 1971-11-30 Bell Telephone Labor Inc Delta modulation encoder having double integration
US3815033A (en) * 1970-12-02 1974-06-04 Bell Telephone Labor Inc Discrete adaptive delta modulation system
US3716803A (en) * 1971-12-27 1973-02-13 Bell Telephone Labor Inc Stabilized delta modulator
DE2212668C3 (de) * 1972-03-16 1975-02-13 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Schaltungsanordnung für die Übertragung von Nachrichtensignalen mittels I mpuls- Deltamodulation
US3806806A (en) * 1972-11-20 1974-04-23 Bell Telephone Labor Inc Adaptive data modulator

Also Published As

Publication number Publication date
DE2520189A1 (de) 1975-11-27
JPS6013339B2 (ja) 1985-04-06
SE401303B (sv) 1978-04-24
JPS50153860A (nl) 1975-12-11
IT1032815B (it) 1979-06-20
DE2520189C2 (de) 1983-01-13
US3899754A (en) 1975-08-12
FR2270723B1 (nl) 1977-12-09
FR2270723A1 (nl) 1975-12-05
GB1502999A (en) 1978-03-08
NL7505406A (nl) 1975-11-11
CA1031075A (en) 1978-05-09
AU8085975A (en) 1976-11-11

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: WESTERN ELECTRIC CY INC

Effective date: 19870531