GB1417627A - Testing digital-to-analogue and analogue-to-digital convertors in a pcm endstation - Google Patents

Testing digital-to-analogue and analogue-to-digital convertors in a pcm endstation

Info

Publication number
GB1417627A
GB1417627A GB4934973A GB4934973A GB1417627A GB 1417627 A GB1417627 A GB 1417627A GB 4934973 A GB4934973 A GB 4934973A GB 4934973 A GB4934973 A GB 4934973A GB 1417627 A GB1417627 A GB 1417627A
Authority
GB
United Kingdom
Prior art keywords
digital
analogue
test
test word
testing
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
GB4934973A
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.)
Hasler AG
Original Assignee
Hasler AG
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 Hasler AG filed Critical Hasler AG
Publication of GB1417627A publication Critical patent/GB1417627A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/12—Arrangements providing for calling or supervisory signals
    • H04J3/125—One of the channel pulses or the synchronisation pulse is also used for transmitting monitoring or supervisory signals
    • 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
    • H03M1/1071—Measuring or testing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/14—Monitoring arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Theoretical Computer Science (AREA)
  • Analogue/Digital Conversion (AREA)
GB4934973A 1972-10-24 1973-10-23 Testing digital-to-analogue and analogue-to-digital convertors in a pcm endstation Expired GB1417627A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1533472A CH551112A (de) 1972-10-24 1972-10-24 Verfahren zur dauernden ueberwachung von coder und decoder in einer pcm-endstelle.

Publications (1)

Publication Number Publication Date
GB1417627A true GB1417627A (en) 1975-12-10

Family

ID=4408266

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4934973A Expired GB1417627A (en) 1972-10-24 1973-10-23 Testing digital-to-analogue and analogue-to-digital convertors in a pcm endstation

Country Status (7)

Country Link
JP (1) JPS4975253A (de)
CH (1) CH551112A (de)
DE (1) DE2346607A1 (de)
FR (1) FR2204086B1 (de)
GB (1) GB1417627A (de)
NL (1) NL7314164A (de)
SE (1) SE7314401L (de)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1998039866A1 (en) * 1997-03-07 1998-09-11 3Com Corporation System and method for determining end-to-end characteristics of a data communication channel
US6088334A (en) * 1997-03-13 2000-07-11 U. S. Robotics Access Corp. System and method for determining end-to-end characteristics of a data communication channel

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4552992A (en) * 1983-12-12 1985-11-12 Digital Equipment Corporation Analog signal verification circuit

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1587600A (de) * 1968-10-30 1970-03-20

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1998039866A1 (en) * 1997-03-07 1998-09-11 3Com Corporation System and method for determining end-to-end characteristics of a data communication channel
US6088334A (en) * 1997-03-13 2000-07-11 U. S. Robotics Access Corp. System and method for determining end-to-end characteristics of a data communication channel

Also Published As

Publication number Publication date
FR2204086B1 (de) 1976-04-30
DE2346607A1 (de) 1974-05-02
FR2204086A1 (de) 1974-05-17
NL7314164A (de) 1974-04-26
JPS4975253A (de) 1974-07-19
CH551112A (de) 1974-06-28
SE7314401L (de) 1974-04-25

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Legal Events

Date Code Title Description
CSNS Application of which complete specification have been accepted and published, but patent is not sealed