NL7505406A - Delta-modulator. - Google Patents

Delta-modulator.

Info

Publication number
NL7505406A
NL7505406A NL7505406A NL7505406A NL7505406A NL 7505406 A NL7505406 A NL 7505406A NL 7505406 A NL7505406 A NL 7505406A NL 7505406 A NL7505406 A NL 7505406A NL 7505406 A NL7505406 A NL 7505406A
Authority
NL
Netherlands
Prior art keywords
delta modulator
modulator
delta
Prior art date
Application number
NL7505406A
Other languages
English (en)
Original Assignee
Western Electric Co
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 Western Electric Co filed Critical Western Electric Co
Publication of NL7505406A publication Critical patent/NL7505406A/nl

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)
NL7505406A 1974-05-09 1975-05-07 Delta-modulator. NL7505406A (nl)

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
NL7505406A true NL7505406A (nl) 1975-11-11

Family

ID=23859860

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7505406A NL7505406A (nl) 1974-05-09 1975-05-07 Delta-modulator.

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
US5543746A (en) * 1993-06-08 1996-08-06 National Semiconductor Corp. Programmable CMOS current source having positive temperature coefficient
US5483184A (en) * 1993-06-08 1996-01-09 National Semiconductor Corporation Programmable CMOS bus and transmission line receiver
KR100302890B1 (ko) * 1993-06-08 2001-11-22 클라크 3세 존 엠. 프로그램가능한cmos버스및전송라인드라이버
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
FR2270723A1 (nl) 1975-12-05
SE401303B (sv) 1978-04-24
JPS50153860A (nl) 1975-12-11
IT1032815B (it) 1979-06-20
US3899754A (en) 1975-08-12
BE828719A (fr) 1975-09-01
CA1031075A (en) 1978-05-09
DE2520189A1 (de) 1975-11-27
FR2270723B1 (nl) 1977-12-09
JPS6013339B2 (ja) 1985-04-06
AU8085975A (en) 1976-11-11
GB1502999A (en) 1978-03-08
DE2520189C2 (de) 1983-01-13

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Legal Events

Date Code Title Description
BC A request for examination has been filed
A85 Still pending on 85-01-01
BV The patent application has lapsed