CA2215535A1 - Event detector for headsets - Google Patents

Event detector for headsets

Info

Publication number
CA2215535A1
CA2215535A1 CA2215535A CA2215535A CA2215535A1 CA 2215535 A1 CA2215535 A1 CA 2215535A1 CA 2215535 A CA2215535 A CA 2215535A CA 2215535 A CA2215535 A CA 2215535A CA 2215535 A1 CA2215535 A1 CA 2215535A1
Authority
CA
Canada
Prior art keywords
event detector
headsets
microphone
event
short circuiting
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.)
Granted
Application number
CA2215535A
Other languages
French (fr)
Other versions
CA2215535C (en
Inventor
Ed Gancarcik
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.)
Mitel Networks Corp
Original Assignee
Mitel Corp
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 Mitel Corp filed Critical Mitel Corp
Publication of CA2215535A1 publication Critical patent/CA2215535A1/en
Application granted granted Critical
Publication of CA2215535C publication Critical patent/CA2215535C/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/82—Line monitoring circuits for call progress or status discrimination
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/26—Devices for calling a subscriber
    • H04M1/53—Generation of additional signals, e.g. additional pulses
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/60—Substation equipment, e.g. for use by subscribers including speech amplifiers
    • H04M1/6033—Substation equipment, e.g. for use by subscribers including speech amplifiers for providing handsfree use or a loudspeaker mode in telephone sets

Abstract

An event detector for a headset connected to a telephone, comprising a switch for short circuiting a microphone of the headset and a circuit for detecting a hookswitch flash in the event the duration of the short circuiting of the microphone is greater than a predetermined minimum and less than a predetermined maximum duration.
CA002215535A 1996-09-20 1997-09-15 Event detector for headsets Expired - Lifetime CA2215535C (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US71074696A 1996-09-20 1996-09-20
US08/710,746 1996-09-20
US08/839,091 US5832075A (en) 1996-09-20 1997-04-23 Off-hook detector for headset
US08/839,091 1997-04-24

Publications (2)

Publication Number Publication Date
CA2215535A1 true CA2215535A1 (en) 1998-03-20
CA2215535C CA2215535C (en) 2000-06-13

Family

ID=27108510

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002215535A Expired - Lifetime CA2215535C (en) 1996-09-20 1997-09-15 Event detector for headsets

Country Status (3)

Country Link
US (1) US5832075A (en)
CA (1) CA2215535C (en)
GB (1) GB2317783B (en)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2342798B (en) * 1998-10-16 2003-04-16 Mitel Corp Telephone headset click-free muting circuit
US6751316B1 (en) 1998-12-11 2004-06-15 Mitel Corporation Click-free muting circuit for headset
GB2344711B (en) * 1998-12-11 2004-02-25 Mitel Corp Click-free muting circuit for headset
DK199801716A (en) * 1998-12-23 2000-06-24 Gn Netcom As Headset
GB2350256B (en) 1999-05-17 2001-05-30 Mitel Corp Click free mute switch circuit for telephones
US6351531B1 (en) 2000-01-21 2002-02-26 Motorola, Inc. Method and system for controlling echo cancellation using zero echo path, ringing, and off-hook detection
US6735453B1 (en) * 2000-07-25 2004-05-11 Plantronics, Inc. Automatic headset hookswitch
WO2002039703A2 (en) * 2000-11-10 2002-05-16 Sybersay Corporation Apparatus and method for cellular telephone flash/hook switch in wireless headset
DE10100386A1 (en) * 2001-01-05 2002-04-25 Tenovis Gmbh & Co Kg Switch contact system for headset has switch for producing signal, especially for establishing dialog on connecting line for transmission to mobile telephone for evaluation
GB2379831A (en) * 2001-09-14 2003-03-19 Mitel Knowledge Corp Signalling between a telephone set and a peripheral device connected to it
US20030060242A1 (en) * 2001-09-27 2003-03-27 Kevin Dotzler Microphone switchover circuit
KR100506283B1 (en) * 2003-01-14 2005-08-05 삼성전자주식회사 Ear-microphone connection apparatus by using a interface connector of portable phone
FR2853189B1 (en) * 2003-03-26 2005-08-05 France Telecom METHOD FOR MANAGING VOICE COMMUNICATIONS BETWEEN SEVERAL TERMINALS
US7299142B2 (en) * 2003-08-22 2007-11-20 Gateway Inc. System and method for prevention of accidental activation of portable audio device
WO2005096600A1 (en) * 2004-03-16 2005-10-13 Tunbridge, Craig Hook status detector for a telephone
CN100450240C (en) * 2005-06-10 2009-01-07 华为技术有限公司 Device and method for controlling mobile terminal physical operation
US7742758B2 (en) * 2005-08-19 2010-06-22 Callpod, Inc. Mobile conferencing and audio sharing technology
CN100442892C (en) * 2006-03-08 2008-12-10 华为技术有限公司 Method for preventing mobile terminal earphone keystroke mis-operation and mobile terminal
US7707250B2 (en) * 2006-05-02 2010-04-27 Callpod, Inc. Wireless communications connection device
US8077878B2 (en) 2006-07-26 2011-12-13 Qualcomm Incorporated Low-power on-chip headset switch detection
US7515071B2 (en) * 2006-11-30 2009-04-07 Broadcom Corporation Method and system for audio CODEC voice ADC processing
US8103022B2 (en) * 2006-11-30 2012-01-24 Broadcom Corporation Method and system for detecting, and controlling power for, an auxiliary microphone
US8861743B2 (en) * 2008-05-30 2014-10-14 Apple Inc. Headset microphone type detect
KR101785338B1 (en) * 2011-02-07 2017-10-16 삼성전자주식회사 Method and apparatus for reducing current consumption of mobile terminal
US8552887B2 (en) * 2012-01-25 2013-10-08 Garmin International, Inc. Determining an electrical short in an aviation communication apparatus
CN102769697B (en) * 2012-07-02 2015-03-25 惠州Tcl移动通信有限公司 Method and system for preventing false key-pressing caused by earphone inserted into terminal device
US10194011B2 (en) * 2016-09-27 2019-01-29 High Sec Labs Ltd. Method and apparatus for securing voice over IP telephone device
US11606460B2 (en) 2021-04-07 2023-03-14 High Sec Labs Ltd. Mutual disabling unit for multiple phones

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US985169A (en) * 1910-05-31 1911-02-28 Christopher M Hartnett Telephone-transmitter cut-out.
US3839604A (en) * 1973-01-22 1974-10-01 D Pardee Telephone transmitter cut-off
US4092502A (en) * 1976-11-03 1978-05-30 Jones Ronald B Telephone attachment for plug-in headset capability
US4313037A (en) * 1980-06-02 1982-01-26 Rolm Corporation Telephone station set with improved flash signalling
US4387274A (en) * 1981-06-15 1983-06-07 Gti Corporation Hook flash signal actuated telephone control device
CA1199439A (en) * 1983-11-22 1986-01-14 Peter Conlon Telephone hookswitch flasher
US4928306A (en) * 1989-02-28 1990-05-22 International Business Machines Corporation Dynamically configurable telephone
US5210791A (en) * 1990-12-13 1993-05-11 Michael Krasik Telephone headset on-line indicator
JPH04287545A (en) * 1991-03-18 1992-10-13 Hitachi Ltd Portable telephone system
US5504812A (en) * 1994-10-11 1996-04-02 Motorola, Inc. Headset for use with a radiotelephone

Also Published As

Publication number Publication date
US5832075A (en) 1998-11-03
GB2317783A (en) 1998-04-01
GB9719901D0 (en) 1997-11-19
CA2215535C (en) 2000-06-13
GB2317783B (en) 2000-08-02

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Legal Events

Date Code Title Description
EEER Examination request
MKEX Expiry

Effective date: 20170915