CA1127244A - Dispositif pour detecter une tonalite dans un groupe de tonalites adjacentes dans le spectre - Google Patents

Dispositif pour detecter une tonalite dans un groupe de tonalites adjacentes dans le spectre

Info

Publication number
CA1127244A
CA1127244A CA385,761A CA385761A CA1127244A CA 1127244 A CA1127244 A CA 1127244A CA 385761 A CA385761 A CA 385761A CA 1127244 A CA1127244 A CA 1127244A
Authority
CA
Canada
Prior art keywords
tone
frequency
tones
predetermined
detecting
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
CA385,761A
Other languages
English (en)
Inventor
Clifford W. Schaible
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.)
AT&T Corp
Original Assignee
Western Electric Co Inc
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 US05/959,095 external-priority patent/US4229620A/en
Application filed by Western Electric Co Inc filed Critical Western Electric Co Inc
Priority to CA385,761A priority Critical patent/CA1127244A/fr
Application granted granted Critical
Publication of CA1127244A publication Critical patent/CA1127244A/fr
Expired legal-status Critical Current

Links

Landscapes

  • Mobile Radio Communication Systems (AREA)
CA385,761A 1978-11-09 1981-09-11 Dispositif pour detecter une tonalite dans un groupe de tonalites adjacentes dans le spectre Expired CA1127244A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA385,761A CA1127244A (fr) 1978-11-09 1981-09-11 Dispositif pour detecter une tonalite dans un groupe de tonalites adjacentes dans le spectre

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US959,095 1978-11-09
US05/959,095 US4229620A (en) 1978-11-09 1978-11-09 Mobile radiotelephone station two-way ranging system
CA000339596A CA1120105A (fr) 1978-11-09 1979-11-09 Systeme de telemetrie bidirectionnel pour stations radiotelephoniques mobiles
CA385,761A CA1127244A (fr) 1978-11-09 1981-09-11 Dispositif pour detecter une tonalite dans un groupe de tonalites adjacentes dans le spectre

Publications (1)

Publication Number Publication Date
CA1127244A true CA1127244A (fr) 1982-07-06

Family

ID=27166488

Family Applications (1)

Application Number Title Priority Date Filing Date
CA385,761A Expired CA1127244A (fr) 1978-11-09 1981-09-11 Dispositif pour detecter une tonalite dans un groupe de tonalites adjacentes dans le spectre

Country Status (1)

Country Link
CA (1) CA1127244A (fr)

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