CA1020277A - Loop filter for delta modulator - Google Patents

Loop filter for delta modulator

Info

Publication number
CA1020277A
CA1020277A CA204,022A CA204022A CA1020277A CA 1020277 A CA1020277 A CA 1020277A CA 204022 A CA204022 A CA 204022A CA 1020277 A CA1020277 A CA 1020277A
Authority
CA
Canada
Prior art keywords
loop filter
delta modulator
modulator
delta
loop
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
CA204,022A
Other languages
English (en)
Other versions
CA204022S (en
Inventor
James A. Mcdonald
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Motorola Solutions Inc
Original Assignee
Motorola Inc
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 Motorola Inc filed Critical Motorola Inc
Application granted granted Critical
Publication of CA1020277A publication Critical patent/CA1020277A/en
Expired legal-status Critical Current

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Networks Using Active Elements (AREA)
CA204,022A 1973-07-19 1974-07-04 Loop filter for delta modulator Expired CA1020277A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US380784A US3896399A (en) 1973-07-19 1973-07-19 Loop filter for delta modulator

Publications (1)

Publication Number Publication Date
CA1020277A true CA1020277A (en) 1977-11-01

Family

ID=23502432

Family Applications (1)

Application Number Title Priority Date Filing Date
CA204,022A Expired CA1020277A (en) 1973-07-19 1974-07-04 Loop filter for delta modulator

Country Status (14)

Country Link
US (1) US3896399A (pt)
JP (1) JPS5040275A (pt)
AR (1) AR203038A1 (pt)
BR (1) BR7405639D0 (pt)
CA (1) CA1020277A (pt)
DE (1) DE2434946C3 (pt)
DK (1) DK144079C (pt)
FR (1) FR2238294A1 (pt)
GB (1) GB1455041A (pt)
HK (1) HK73479A (pt)
IL (1) IL45228A (pt)
MY (1) MY8100093A (pt)
NL (1) NL7408961A (pt)
ZA (1) ZA744403B (pt)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50105366A (pt) * 1974-01-25 1975-08-20
DE2656975C3 (de) * 1976-12-16 1979-09-27 Te Ka De Felten & Guilleaume Fernmeldeanlagen Gmbh, 8500 Nuernberg Verfahren zur Übertragung von modulierten Datensignalen mittels adaptiver Deltamodulation
JPS5565076A (en) * 1978-11-11 1980-05-16 Daichiku:Kk Offset type resinoid grind stone
US4313204A (en) * 1979-10-29 1982-01-26 Deltalab Research, Inc. Digital encoding circuitry with means to reduce quantization noise
US4467291A (en) * 1981-11-23 1984-08-21 U.S. Philips Corporation Delta modulator having optimized loop filter
US4616349A (en) * 1982-11-22 1986-10-07 Mobil Oil Corporation Analog-to-digital converter for seismic exploration using delta modulation
JPS58217272A (ja) * 1983-05-11 1983-12-17 Nagoya Erasuchitsuku Seito Kk 複合砥粒の構造
JPS6096035A (ja) * 1983-10-07 1985-05-29 ドルビー・ラボラトリーズ・ライセンシング・コーポレーシヨン スペクトルエンファシス・デェンファシス回路
JPH01127270A (ja) * 1987-11-10 1989-05-19 Tatsuro Kuratomi 砥粒の脱落を抑制した砥石およびその製造法
JPH01159174A (ja) * 1987-12-15 1989-06-22 Tatsuro Kuratomi 砥粒の脱落を抑制した砥石およびその製造法
US6232902B1 (en) * 1998-09-22 2001-05-15 Yokogawa Electric Corporation Sigma-delta analog-to-digital converter
US7920837B2 (en) * 2007-09-28 2011-04-05 Broadcom Corporation Method and system for utilizing undersampling to remove in-band blocker signals
EP2263355B1 (en) * 2008-03-31 2012-09-12 Nxp B.V. High resolution digital modulator by switching between discrete PWM or PPM values
CN104002255B (zh) * 2013-02-22 2017-06-09 江西联洲研磨科技有限公司 钹形超薄树脂节能环保切割砂轮及其制作工艺

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL93752C (pt) * 1950-03-29
US3706944A (en) * 1970-12-02 1972-12-19 Bell Telephone Labor Inc Discrete adaptive delta modulator

Also Published As

Publication number Publication date
MY8100093A (en) 1981-12-31
US3896399A (en) 1975-07-22
DE2434946A1 (de) 1975-03-13
JPS5040275A (pt) 1975-04-12
AR203038A1 (es) 1975-08-08
AU7120674A (en) 1976-01-15
DE2434946B2 (de) 1978-05-18
DK144079C (da) 1982-05-03
ZA744403B (en) 1975-09-24
FR2238294A1 (pt) 1975-02-14
GB1455041A (en) 1976-11-10
DE2434946C3 (de) 1979-01-11
DK144079B (da) 1981-11-30
HK73479A (en) 1979-10-26
NL7408961A (nl) 1975-01-21
IL45228A0 (en) 1974-10-22
IL45228A (en) 1976-05-31
BR7405639D0 (pt) 1975-05-13
DK386574A (pt) 1975-03-10

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