GB974721A - Pulse code modulation coder - Google Patents

Pulse code modulation coder

Info

Publication number
GB974721A
GB974721A GB22758/63A GB2275863A GB974721A GB 974721 A GB974721 A GB 974721A GB 22758/63 A GB22758/63 A GB 22758/63A GB 2275863 A GB2275863 A GB 2275863A GB 974721 A GB974721 A GB 974721A
Authority
GB
United Kingdom
Prior art keywords
coder
pulse
code group
code
amplitude
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
GB22758/63A
Other languages
English (en)
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.)
STC PLC
Original Assignee
Standard Telephone and Cables PLC
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 Standard Telephone and Cables PLC filed Critical Standard Telephone and Cables PLC
Publication of GB974721A publication Critical patent/GB974721A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/10—Calibration or testing
    • H03M1/1009—Calibration
    • H03M1/1014—Calibration at one point of the transfer characteristic, i.e. by adjusting a single reference value, e.g. bias or gain error
    • H03M1/1023—Offset correction
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B14/00—Transmission systems not characterised by the medium used for transmission
    • H04B14/02—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation
    • H04B14/04—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation using pulse code modulation
    • H04B14/046—Systems or methods for reducing noise or bandwidth
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/04—Speed or phase control by synchronisation signals
    • H04L7/06—Speed or phase control by synchronisation signals the synchronisation signals differing from the information signals in amplitude, polarity or frequency or length
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Theoretical Computer Science (AREA)
  • Analogue/Digital Conversion (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
GB22758/63A 1962-06-08 1963-06-07 Pulse code modulation coder Expired GB974721A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US201080A US3201777A (en) 1962-06-08 1962-06-08 Pulse code modulation coder

Publications (1)

Publication Number Publication Date
GB974721A true GB974721A (en) 1964-11-11

Family

ID=22744411

Family Applications (1)

Application Number Title Priority Date Filing Date
GB22758/63A Expired GB974721A (en) 1962-06-08 1963-06-07 Pulse code modulation coder

Country Status (7)

Country Link
US (1) US3201777A (en:Method)
BE (1) BE633344A (en:Method)
CH (1) CH420263A (en:Method)
DE (1) DE1210039B (en:Method)
GB (1) GB974721A (en:Method)
NL (2) NL142847B (en:Method)
SE (1) SE303151B (en:Method)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2140995A (en) * 1980-04-26 1984-12-05 Canon Kk Image formation apparatus having a diagnosing function

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1100726A (en) * 1964-11-16 1968-01-24 Standard Telephones Cables Ltd Improvements in or relating to telephone systems
US3423534A (en) * 1963-11-21 1969-01-21 Bell Telephone Labor Inc Transmission of supervisory information
US3426153A (en) * 1963-12-18 1969-02-04 Bell Telephone Labor Inc System for synchronizing digital communication apparatus
FR1458255A (fr) * 1965-07-21 1966-03-04 Labo Cent Telecommunicat Dispositif de codage en multiplex dans le temps
US3478170A (en) * 1965-10-22 1969-11-11 Siemens Ag Modulation system for converting analogue signals to a pulse amplitude to pulse width to a binary output
GB1117292A (en) * 1966-02-02 1968-06-19 Standard Telephones Cables Ltd Supervisory apparatus for telecommunication systems
FR1504609A (fr) * 1966-09-21 1967-12-08 Ibm France Système de transmission de données
US3651463A (en) * 1970-04-17 1972-03-21 Medidata Soiences Inc Switch coding circuitry
US4826874A (en) * 1979-06-29 1989-05-02 Roussel Uclaf Use of pyrethroids in a pour-on parasitic method
US5517528A (en) * 1994-08-02 1996-05-14 International Automated Systems, Inc. Modulation method and apparatus for digital communications
EP1865633A1 (en) * 2006-06-09 2007-12-12 British Telecommunications Public Limited Company Framing of analog communication
US8730987B2 (en) * 2006-06-09 2014-05-20 British Telecommunications Public Limited Company Framing of analog communication
CN108072784B (zh) * 2017-11-30 2020-03-17 南京四方亿能电力自动化有限公司 一种基于单次脉冲检测与控制的配电线路残压检测电路

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2610295A (en) * 1947-10-30 1952-09-09 Bell Telephone Labor Inc Pulse code modulation communication system
US2832827A (en) * 1952-10-02 1958-04-29 Itt Signal level coder
US3051901A (en) * 1958-06-24 1962-08-28 Bell Telephone Labor Inc Encoder for pulse code modulation
US3065422A (en) * 1959-11-18 1962-11-20 Bell Telephone Labor Inc Nonlinear pcm encoders

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2140995A (en) * 1980-04-26 1984-12-05 Canon Kk Image formation apparatus having a diagnosing function

Also Published As

Publication number Publication date
BE633344A (en:Method)
US3201777A (en) 1965-08-17
SE303151B (en:Method) 1968-08-19
DE1210039B (de) 1966-02-03
NL293852A (en:Method)
NL142847B (nl) 1974-07-15
CH420263A (de) 1966-09-15

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