CA2265145A1 - Communication system for telephone - Google Patents

Communication system for telephone Download PDF

Info

Publication number
CA2265145A1
CA2265145A1 CA002265145A CA2265145A CA2265145A1 CA 2265145 A1 CA2265145 A1 CA 2265145A1 CA 002265145 A CA002265145 A CA 002265145A CA 2265145 A CA2265145 A CA 2265145A CA 2265145 A1 CA2265145 A1 CA 2265145A1
Authority
CA
Canada
Prior art keywords
telephone
communication system
user
pick
hands
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
CA002265145A
Other languages
French (fr)
Other versions
CA2265145C (en
Inventor
Bill Yang
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.)
Cotron Corp
Original Assignee
Cotron 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 Cotron Corp filed Critical Cotron Corp
Priority to GB9905529A priority Critical patent/GB2347817B/en
Priority to CA002265145A priority patent/CA2265145C/en
Priority to SG9901239A priority patent/SG89276A1/en
Priority to NL1011712A priority patent/NL1011712C2/en
Priority to IT1999MI000701A priority patent/IT1312241B1/en
Priority to ES009900721A priority patent/ES2153771B1/en
Priority to SE9901263A priority patent/SE9901263L/en
Priority to FI990785A priority patent/FI990785A/en
Priority claimed from KR1019990012886A external-priority patent/KR20000066047A/en
Priority to ZA9903087A priority patent/ZA993087B/en
Publication of CA2265145A1 publication Critical patent/CA2265145A1/en
Application granted granted Critical
Publication of CA2265145C publication Critical patent/CA2265145C/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H04M1/60—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
    • H04M1/6041—Portable telephones adapted for handsfree use
    • H04M1/6075—Portable telephones adapted for handsfree use adapted for handsfree use in a vehicle
    • H04M1/6083—Portable telephones adapted for handsfree use adapted for handsfree use in a vehicle by interfacing with the vehicle audio system
    • H04M1/6091—Portable telephones adapted for handsfree use adapted for handsfree use in a vehicle by interfacing with the vehicle audio system including a wireless interface
    • 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

A communication system for telephone. The system uses infrared or radio wave as a medium for transmitting voice signal from a telephone to a receiver earphone worn by the user. and then uses a microphone to pick up voice messages from the user.
Hence, hands-free telephone conversation is possible.
CA002265145A 1999-03-10 1999-03-10 Communication system for telephone Expired - Fee Related CA2265145C (en)

Priority Applications (9)

Application Number Priority Date Filing Date Title
GB9905529A GB2347817B (en) 1999-03-10 1999-03-10 Communication system for telephone
CA002265145A CA2265145C (en) 1999-03-10 1999-03-10 Communication system for telephone
SG9901239A SG89276A1 (en) 1999-03-10 1999-03-24 Communication system for telephone
NL1011712A NL1011712C2 (en) 1999-03-10 1999-03-31 Communication system for telephones.
IT1999MI000701A IT1312241B1 (en) 1999-03-10 1999-04-02 COMMUNICATION SYSTEM FOR A TELEPHONE.
ES009900721A ES2153771B1 (en) 1999-03-10 1999-04-08 TELEPHONE COMMUNICATION SYSTEM.
SE9901263A SE9901263L (en) 1999-03-10 1999-04-09 Telephone communication system
FI990785A FI990785A (en) 1999-03-10 1999-04-09 Phone Communications System
ZA9903087A ZA993087B (en) 1999-03-10 1999-05-04 Communication systems for telephone.

Applications Claiming Priority (10)

Application Number Priority Date Filing Date Title
GB9905529A GB2347817B (en) 1999-03-10 1999-03-10 Communication system for telephone
CA002265145A CA2265145C (en) 1999-03-10 1999-03-10 Communication system for telephone
SG9901239A SG89276A1 (en) 1999-03-10 1999-03-24 Communication system for telephone
NL1011712A NL1011712C2 (en) 1999-03-10 1999-03-31 Communication system for telephones.
IT1999MI000701A IT1312241B1 (en) 1999-03-10 1999-04-02 COMMUNICATION SYSTEM FOR A TELEPHONE.
ES009900721A ES2153771B1 (en) 1999-03-10 1999-04-08 TELEPHONE COMMUNICATION SYSTEM.
SE9901263A SE9901263L (en) 1999-03-10 1999-04-09 Telephone communication system
FI990785A FI990785A (en) 1999-03-10 1999-04-09 Phone Communications System
KR1019990012886A KR20000066047A (en) 1999-04-13 1999-04-13 Communication system for telephone
ZA9903087A ZA993087B (en) 1999-03-10 1999-05-04 Communication systems for telephone.

Publications (2)

Publication Number Publication Date
CA2265145A1 true CA2265145A1 (en) 2000-09-10
CA2265145C CA2265145C (en) 2002-06-18

Family

ID=33033396

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002265145A Expired - Fee Related CA2265145C (en) 1999-03-10 1999-03-10 Communication system for telephone

Country Status (9)

Country Link
CA (1) CA2265145C (en)
ES (1) ES2153771B1 (en)
FI (1) FI990785A (en)
GB (1) GB2347817B (en)
IT (1) IT1312241B1 (en)
NL (1) NL1011712C2 (en)
SE (1) SE9901263L (en)
SG (1) SG89276A1 (en)
ZA (1) ZA993087B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2369743A (en) 2000-08-31 2002-06-05 Lightwire Comm Ltd Infrared handsfree kit enters standby mode
GB0021238D0 (en) * 2000-08-31 2000-10-18 Lewis Marcus Hands-free kit for mobile radio telephone handset
EP1216900B1 (en) * 2000-12-22 2008-01-23 Ford Global Technologies, LLC Remote communication system for use with a vehicle and fob unit therefore
KR20080065879A (en) 2007-01-10 2008-07-15 삼성전자주식회사 Apparatus and method for frequency modulation transmitting of audio signal

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2820096A1 (en) * 1978-05-09 1979-11-15 Standard Elektrik Lorenz Ag Telephone instrument with remote listening unit - uses earphones with radio receiver and transmitter in instrument modulated by speech signal
JPS56152395A (en) * 1980-04-24 1981-11-25 Gen Eng:Kk Ear microphone of simultaneous transmitting and receiving type
DE4300848A1 (en) * 1992-01-17 1993-08-12 Pioneer Electronic Corp Car telephone system connected to car radio - transmits telephone signals to car radio for replay over loudspeaker and display on radio display
DE4310873C2 (en) * 1993-04-02 1995-11-16 Rainer Lauterbach Cordless, removable headset
ES2086152T3 (en) * 1993-05-14 1996-06-16 Alcatel Nv HAND-HELD RADIO TELEPHONE WITH SEPARATE SPEAKER.
FR2706103B1 (en) * 1993-06-03 1997-01-31 Ericsson Ge Mobile Communicat Radiotelephone apparatus.
EP0749656B1 (en) * 1995-01-06 2004-04-07 Koninklijke Philips Electronics N.V. Portable communication device
AU693350B2 (en) * 1995-04-11 1998-06-25 Mold-Tech Plastics Limited Partnership Interface for portable communications device
KR19990014897A (en) * 1995-05-18 1999-02-25 프란시스 에이 월드만 Near field communication system
JP3022876U (en) * 1995-08-14 1996-04-02 怡利電子工業股▲ぶん▼有限公司 Freehand calling system for mobile phones
US5664012A (en) * 1995-11-06 1997-09-02 E. Lead Electronics Co., Ltd. Hands free device for a portable phone
JPH09187060A (en) * 1995-12-28 1997-07-15 Nec Corp Portable telephone set with wireless earphone
FI960358A (en) * 1996-01-26 1997-07-27 Veijo Sakari Makkonen Headphone means and method for placing a headphone
FI101662B (en) * 1996-02-08 1998-07-31 Nokia Mobile Phones Ltd Handsfree device for mobile phone
US5943627A (en) * 1996-09-12 1999-08-24 Kim; Seong-Soo Mobile cellular phone
DE19645259C2 (en) * 1996-11-02 2001-02-08 Juergen Prelle Device for a mobile phone
AU7400298A (en) * 1996-12-12 1998-07-03 Siemens Aktiengesellschaft Mobile telephone
JPH10224449A (en) * 1997-02-07 1998-08-21 Napolex Co Portable telephone set hand-free device

Also Published As

Publication number Publication date
NL1011712A1 (en) 2000-10-09
CA2265145C (en) 2002-06-18
ES2153771A1 (en) 2001-03-01
GB2347817A (en) 2000-09-13
SE9901263L (en) 2000-10-10
FI990785A0 (en) 1999-04-09
ITMI990701A1 (en) 2000-10-02
ZA993087B (en) 2000-01-26
ES2153771B1 (en) 2001-10-01
GB9905529D0 (en) 1999-05-05
SG89276A1 (en) 2002-06-18
SE9901263D0 (en) 1999-04-09
NL1011712C2 (en) 2000-10-26
GB2347817B (en) 2001-02-21
IT1312241B1 (en) 2002-04-09
FI990785A (en) 2000-10-10

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Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed