DK133876A - PROCEDURE TO REDUCE THE QUANTIZATION NOISE IN IMPULSE CODE MODULATION SYSTEM - Google Patents

PROCEDURE TO REDUCE THE QUANTIZATION NOISE IN IMPULSE CODE MODULATION SYSTEM

Info

Publication number
DK133876A
DK133876A DK133876A DK133876A DK133876A DK 133876 A DK133876 A DK 133876A DK 133876 A DK133876 A DK 133876A DK 133876 A DK133876 A DK 133876A DK 133876 A DK133876 A DK 133876A
Authority
DK
Denmark
Prior art keywords
procedure
reduce
modulation system
code modulation
quantization noise
Prior art date
Application number
DK133876A
Other languages
Danish (da)
Other versions
DK145209C (en
DK145209B (en
Inventor
J M Fluhr
J-M Lutz
M I Molnar
Original Assignee
Siemens Ag Albis
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
Priority claimed from CH580875A external-priority patent/CH589387A5/en
Priority claimed from CH580775A external-priority patent/CH609507A5/en
Application filed by Siemens Ag Albis filed Critical Siemens Ag Albis
Publication of DK133876A publication Critical patent/DK133876A/en
Publication of DK145209B publication Critical patent/DK145209B/en
Application granted granted Critical
Publication of DK145209C publication Critical patent/DK145209C/en

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/12—Analogue/digital converters
    • H03M1/34—Analogue value compared with reference values
    • H03M1/38—Analogue value compared with reference values sequentially only, e.g. successive approximation type
    • H03M1/40—Analogue value compared with reference values sequentially only, e.g. successive approximation type recirculation type

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Analogue/Digital Conversion (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Alarm Systems (AREA)
  • Noise Elimination (AREA)
DK133876A 1975-05-06 1976-03-26 PROCEDURE AND APPARATUS FOR REDUCING THE QUANTIZATION NOISE IN IMPULSE CODE MODULATION SYSTEM DK145209C (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
CH580875A CH589387A5 (en) 1975-05-06 1975-05-06 Quantisation noise in PCM systems reduction - applies to systems where coding is combined with compression and expansion
CH580875 1975-05-06
CH580775A CH609507A5 (en) 1975-05-06 1975-05-06 Method for reducing the quantisation noise in pulse code modulation systems
CH580775 1975-05-06

Publications (3)

Publication Number Publication Date
DK133876A true DK133876A (en) 1976-11-07
DK145209B DK145209B (en) 1982-10-04
DK145209C DK145209C (en) 1983-03-28

Family

ID=25698401

Family Applications (1)

Application Number Title Priority Date Filing Date
DK133876A DK145209C (en) 1975-05-06 1976-03-26 PROCEDURE AND APPARATUS FOR REDUCING THE QUANTIZATION NOISE IN IMPULSE CODE MODULATION SYSTEM

Country Status (11)

Country Link
AT (1) AT368329B (en)
DE (1) DE2602797C3 (en)
DK (1) DK145209C (en)
FI (1) FI63646C (en)
FR (1) FR2310662A1 (en)
GB (1) GB1549396A (en)
IL (1) IL49507A (en)
IT (1) IT1059767B (en)
NL (1) NL7600211A (en)
NO (1) NO143081C (en)
SE (1) SE412983B (en)

Also Published As

Publication number Publication date
IT1059767B (en) 1982-06-21
IL49507A (en) 1978-08-31
NO760375L (en) 1976-11-09
ATA259176A (en) 1982-01-15
NO143081B (en) 1980-09-01
GB1549396A (en) 1979-08-08
DE2602797A1 (en) 1976-11-18
NO143081C (en) 1980-12-10
FI63646B (en) 1983-03-31
AT368329B (en) 1982-10-11
FR2310662A1 (en) 1976-12-03
SE412983B (en) 1980-03-24
IL49507A0 (en) 1976-07-30
FI63646C (en) 1983-07-11
NL7600211A (en) 1976-11-09
DE2602797B2 (en) 1979-09-13
DK145209C (en) 1983-03-28
SE7601880L (en) 1976-11-07
DE2602797C3 (en) 1980-06-04
FI760287A (en) 1976-11-07
DK145209B (en) 1982-10-04
FR2310662B1 (en) 1981-06-19

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Legal Events

Date Code Title Description
PUP Patent expired