CA2265145A1 - Communication system for telephone - Google Patents
Communication system for telephone Download PDFInfo
- 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
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
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Multimedia (AREA)
- Mobile Radio Communication Systems (AREA)
- Telephone Set Structure (AREA)
- Telephone Function (AREA)
- Optical Communication System (AREA)
- Telephonic Communication Services (AREA)
- Financial Or Insurance-Related Operations Such As Payment And Settlement (AREA)
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.
Hence, hands-free telephone conversation is possible.
Priority Applications (9)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA002265145A CA2265145C (en) | 1999-03-10 | 1999-03-10 | Communication system for telephone |
GB9905529A GB2347817B (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 FI990785L (en) | 1999-03-10 | 1999-04-09 | Telephone communication 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 |
---|---|---|---|
CA002265145A CA2265145C (en) | 1999-03-10 | 1999-03-10 | Communication system for telephone |
GB9905529A GB2347817B (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 FI990785L (en) | 1999-03-10 | 1999-04-09 | Telephone communication 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) | FI990785L (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)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB0021238D0 (en) * | 2000-08-31 | 2000-10-18 | Lewis Marcus | Hands-free kit for mobile radio telephone handset |
GB2369744B (en) | 2000-08-31 | 2002-11-13 | Lightwire Comm Ltd | Hands-free kit for mobile radio-telephone handset |
DE60037898T2 (en) * | 2000-12-22 | 2009-01-22 | Ford Global Technologies, LLC, Dearborn | Remote control and communication system for use in vehicles and key fob unit therefor |
KR20080065879A (en) | 2007-01-10 | 2008-07-15 | 삼성전자주식회사 | Device and method for transmitting FM signal |
Family Cites Families (18)
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 |
DK0626773T3 (en) * | 1993-05-14 | 1996-03-11 | Alcatel Nv | Portable radio phone with separate speaker |
FR2706103B1 (en) * | 1993-06-03 | 1997-01-31 | Ericsson Ge Mobile Communicat | Radiotelephone apparatus. |
AU4312796A (en) * | 1995-01-06 | 1996-07-24 | Philips Electronics N.V. | Portable communication device |
WO1996032783A1 (en) * | 1995-04-11 | 1996-10-17 | Mold-Tech Plastics Limited Partnership | Interface for portable communications device |
DE69630894T2 (en) * | 1995-05-18 | 2004-09-02 | Aura Communications, Inc., Wilmington | MAGNETIC COMMUNICATION SYSTEM WITH LESS RANGE |
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 |
FI960358L (en) * | 1996-01-26 | 1997-07-27 | Veijo Sakari Makkonen | Headphone device and method for inserting the headphone device |
FI101662B1 (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 |
-
1999
- 1999-03-10 CA CA002265145A patent/CA2265145C/en not_active Expired - Fee Related
- 1999-03-10 GB GB9905529A patent/GB2347817B/en not_active Expired - Fee Related
- 1999-03-24 SG SG9901239A patent/SG89276A1/en unknown
- 1999-03-31 NL NL1011712A patent/NL1011712C2/en not_active IP Right Cessation
- 1999-04-02 IT IT1999MI000701A patent/IT1312241B1/en active
- 1999-04-08 ES ES009900721A patent/ES2153771B1/en not_active Expired - Fee Related
- 1999-04-09 FI FI990785A patent/FI990785L/en not_active IP Right Cessation
- 1999-04-09 SE SE9901263A patent/SE9901263L/en not_active Application Discontinuation
- 1999-05-04 ZA ZA9903087A patent/ZA993087B/en unknown
Also Published As
Publication number | Publication date |
---|---|
ZA993087B (en) | 2000-01-26 |
FI990785A0 (en) | 1999-04-09 |
GB2347817A (en) | 2000-09-13 |
CA2265145C (en) | 2002-06-18 |
NL1011712A1 (en) | 2000-10-09 |
ES2153771B1 (en) | 2001-10-01 |
FI990785L (en) | 2000-10-10 |
ITMI990701A1 (en) | 2000-10-02 |
GB2347817B (en) | 2001-02-21 |
SE9901263D0 (en) | 1999-04-09 |
SG89276A1 (en) | 2002-06-18 |
ES2153771A1 (en) | 2001-03-01 |
NL1011712C2 (en) | 2000-10-26 |
GB9905529D0 (en) | 1999-05-05 |
IT1312241B1 (en) | 2002-04-09 |
SE9901263L (en) | 2000-10-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EEER | Examination request | ||
MKLA | Lapsed |