CA1307600C - Carte telephonique numerique pour systeme d'operateur - Google Patents

Carte telephonique numerique pour systeme d'operateur

Info

Publication number
CA1307600C
CA1307600C CA000599366A CA599366A CA1307600C CA 1307600 C CA1307600 C CA 1307600C CA 000599366 A CA000599366 A CA 000599366A CA 599366 A CA599366 A CA 599366A CA 1307600 C CA1307600 C CA 1307600C
Authority
CA
Canada
Prior art keywords
operator
digital
level
receive
signal
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 - Fee Related
Application number
CA000599366A
Other languages
English (en)
Inventor
John Francis Petro
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.)
Nortel Networks Ltd
Original Assignee
Northern Telecom Ltd
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 Northern Telecom Ltd filed Critical Northern Telecom Ltd
Priority to CA000599366A priority Critical patent/CA1307600C/fr
Application granted granted Critical
Publication of CA1307600C publication Critical patent/CA1307600C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Landscapes

  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
CA000599366A 1989-05-10 1989-05-10 Carte telephonique numerique pour systeme d'operateur Expired - Fee Related CA1307600C (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA000599366A CA1307600C (fr) 1989-05-10 1989-05-10 Carte telephonique numerique pour systeme d'operateur

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA000599366A CA1307600C (fr) 1989-05-10 1989-05-10 Carte telephonique numerique pour systeme d'operateur

Publications (1)

Publication Number Publication Date
CA1307600C true CA1307600C (fr) 1992-09-15

Family

ID=4140040

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000599366A Expired - Fee Related CA1307600C (fr) 1989-05-10 1989-05-10 Carte telephonique numerique pour systeme d'operateur

Country Status (1)

Country Link
CA (1) CA1307600C (fr)

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Legal Events

Date Code Title Description
MKLA Lapsed