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AUPN722995A0 - Tone detector - Google Patents

Tone detector

Info

Publication number
AUPN722995A0
AUPN722995A0 AUPN7229A AUPN722995A AUPN722995A0 AU PN722995 A0 AUPN722995 A0 AU PN722995A0 AU PN7229 A AUPN7229 A AU PN7229A AU PN722995 A AUPN722995 A AU PN722995A AU PN722995 A0 AUPN722995 A0 AU PN722995A0
Authority
AU
Australia
Prior art keywords
tone detector
tone
detector
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.)
Abandoned
Application number
AUPN7229A
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.)
Nokia Services Ltd
Original Assignee
Alcatel Australia 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 Alcatel Australia Ltd filed Critical Alcatel Australia Ltd
Priority to AUPN7229A priority Critical patent/AUPN722995A0/en
Publication of AUPN722995A0 publication Critical patent/AUPN722995A0/en
Priority to AU74146/96A priority patent/AU717752B2/en
Priority to NZ29992596A priority patent/NZ299925A/en
Priority to CN 96121575 priority patent/CN1165448A/en
Priority to SG9611804A priority patent/SG71688A1/en
Abandoned legal-status Critical Current

Links

AUPN7229A 1995-12-20 1995-12-20 Tone detector Abandoned AUPN722995A0 (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
AUPN7229A AUPN722995A0 (en) 1995-12-20 1995-12-20 Tone detector
AU74146/96A AU717752B2 (en) 1995-12-20 1996-12-05 Tone detector
NZ29992596A NZ299925A (en) 1995-12-20 1996-12-12 Dial tone detected by microprocessor with bandpass filtered input
CN 96121575 CN1165448A (en) 1995-12-20 1996-12-18 Tone Detector
SG9611804A SG71688A1 (en) 1995-12-20 1996-12-18 Alcatel alsthom

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AUPN7229A AUPN722995A0 (en) 1995-12-20 1995-12-20 Tone detector

Publications (1)

Publication Number Publication Date
AUPN722995A0 true AUPN722995A0 (en) 1996-01-18

Family

ID=3791548

Family Applications (1)

Application Number Title Priority Date Filing Date
AUPN7229A Abandoned AUPN722995A0 (en) 1995-12-20 1995-12-20 Tone detector

Country Status (4)

Country Link
CN (1) CN1165448A (en)
AU (1) AUPN722995A0 (en)
NZ (1) NZ299925A (en)
SG (1) SG71688A1 (en)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1216380A (en) * 1984-11-09 1987-01-06 Gordon J. Reesor Digital tone detector
CA1289281C (en) * 1988-05-05 1991-09-17 Jerry Stroobach Digital dtmf tone detector
CA2116043C (en) * 1994-02-21 1997-09-23 Alexander F. Tulai Programmable digital call progress tone detector

Also Published As

Publication number Publication date
SG71688A1 (en) 2002-04-16
CN1165448A (en) 1997-11-19
NZ299925A (en) 1999-03-29

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