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
Authority: CA; Canada
Prior art keywords: tone; frequency; tones; predetermined; detecting
Prior art date: 1978-11-09
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.)

1978-11-09

Filing date

1981-09-11

Publication date

1982-07-06

1978-11-09 Priority claimed from US05/959,095 external-priority patent/US4229620A/en

1981-09-11 Application filed by Western Electric Co Inc filed Critical Western Electric Co Inc

1981-09-11 Priority to CA385,761A priority Critical patent/CA1127244A/fr

1982-07-06 Application granted granted Critical

1982-07-06 Publication of CA1127244A publication Critical patent/CA1127244A/fr

Status Expired legal-status Critical Current

Links

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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)

1981
- 1981-09-11 CA CA385,761A patent/CA1127244A/fr not_active Expired

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Legal Events

Date	Code	Title	Description
1999-07-06	MKEX	Expiry