CA760108A - Electrical signalling system using pulse code modulation - Google Patents

Electrical signalling system using pulse code modulation

Info

Publication number
CA760108A
CA760108A CA760108A CA760108DA CA760108A CA 760108 A CA760108 A CA 760108A CA 760108 A CA760108 A CA 760108A CA 760108D A CA760108D A CA 760108DA CA 760108 A CA760108 A CA 760108A
Authority
CA
Canada
Prior art keywords
pulse code
code modulation
signalling system
electrical signalling
electrical
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
CA760108A
Inventor
C. H. Davis John
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.)
British Telecommunications PLC
Original Assignee
British Telecommunications PLC
Publication date
Application granted granted Critical
Publication of CA760108A publication Critical patent/CA760108A/en
Expired legal-status Critical Current

Links

CA760108A Electrical signalling system using pulse code modulation Expired CA760108A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA760108T

Publications (1)

Publication Number Publication Date
CA760108A true CA760108A (en) 1967-05-30

Family

ID=36197214

Family Applications (1)

Application Number Title Priority Date Filing Date
CA760108A Expired CA760108A (en) Electrical signalling system using pulse code modulation

Country Status (1)

Country Link
CA (1) CA760108A (en)

Similar Documents

Publication Publication Date Title
CA760108A (en) Electrical signalling system using pulse code modulation
CA719333A (en) Electrical signalling system using pulse code modulation
CA762032A (en) Pulse code modulation systems
CA773183A (en) Asynchronous pulse code modulation system
AU2403567A (en) Improvements in electrical signalling systems employing pulse code modulation
CA755194A (en) Electric signalling systems
CA767208A (en) Pulse code modulation transmission systems
AU418455B2 (en) Electric pulse signalling system
AU2660367A (en) Electrical signalling system
CA684528A (en) Pulse code modulation alarm system
CA756204A (en) Electrical signalling systems
CA773716A (en) Electrical signalling systems
CA754273A (en) Signalling system
CA680787A (en) Coding arrangements for electric pulse code modulation systems
CA670660A (en) Biternary pulse code modulation system
CA806846A (en) Pulse code modulation switching arrangement
CA777911A (en) Integral pulse switching system
AU1586766A (en) Electric pulse signalling system
AU403956B2 (en) Multifrequency code signalling method
CA747063A (en) Coded pulse electrical protection system
CA772243A (en) Code communication system
CA763112A (en) Code communication system
CA767805A (en) Code communication system
CA759613A (en) Code communication system
CA685187A (en) Code converting arrangements for pulse code modulation systems