GB9105964D0 - Portable radio telephone - Google Patents

Portable radio telephone

Info

Publication number: GB9105964D0
Authority: GB; United Kingdom
Prior art keywords: radio telephone; portable radio; telephone; portable; radio
Prior art date: 1991-03-21
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

GB919105964A

Other versions

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 Mobile Phones UK Ltd

Original Assignee

Technophone 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.)

1991-03-21

Filing date

1991-03-21

Publication date

1991-05-08

1991-03-21 Application filed by Technophone Ltd filed Critical Technophone Ltd

1991-03-21 Priority to GB9105964A priority Critical patent/GB2253967B/en

1991-05-08 Publication of GB9105964D0 publication Critical patent/GB9105964D0/en

1992-02-11 Priority to DE69225084T priority patent/DE69225084T2/en

1992-02-11 Priority to EP92301119A priority patent/EP0502617B1/en

1992-03-05 Priority to JP04743292A priority patent/JP3234620B2/en

1992-09-23 Publication of GB2253967A publication Critical patent/GB2253967A/en

1993-11-24 Priority to US08/158,182 priority patent/US5703931A/en

1995-03-22 Application granted granted Critical

1995-03-22 Publication of GB2253967B publication Critical patent/GB2253967B/en

1997-05-22 Priority to US08/861,780 priority patent/US5924046A/en

2011-03-21 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

Classifications

- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M19/00—Current supply arrangements for telephone systems
- H04M19/02—Current supply arrangements for telephone systems providing ringing current or supervisory tones, e.g. dialling tone or busy tone
- H04M19/04—Current supply arrangements for telephone systems providing ringing current or supervisory tones, e.g. dialling tone or busy tone the ringing-current being generated at the substations
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/72—Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
- H04M1/724—User interfaces specially adapted for cordless or mobile telephones
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M2250/00—Details of telephonic subscriber devices
- H04M2250/12—Details of telephonic subscriber devices including a sensor for measuring a physical value, e.g. temperature or motion

Landscapes

Engineering & Computer Science (AREA)
Signal Processing (AREA)
Human Computer Interaction (AREA)
Computer Networks & Wireless Communication (AREA)
Mobile Radio Communication Systems (AREA)

GB9105964A 1991-03-06 1991-03-21 Portable radio telephone Expired - Lifetime GB2253967B (en)

Priority Applications (6)

Application Number	Priority Date	Filing Date	Title
GB9105964A GB2253967B (en)	1991-03-21	1991-03-21	Portable radio telephone
DE69225084T DE69225084T2 (en)	1991-03-06	1992-02-11	Portable phone
EP92301119A EP0502617B1 (en)	1991-03-06	1992-02-11	Portable telephone
JP04743292A JP3234620B2 (en)	1991-03-06	1992-03-05	Portable wireless telephone
US08/158,182 US5703931A (en)	1991-03-06	1993-11-24	Portable radio telephone with impulse movement or sound off-hook production and signalling
US08/861,780 US5924046A (en)	1991-03-06	1997-05-22	Portable radio telephone with sound off-hook production

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB9105964A GB2253967B (en)	1991-03-21	1991-03-21	Portable radio telephone

Publications (3)

Publication Number	Publication Date
GB9105964D0 true GB9105964D0 (en)	1991-05-08
GB2253967A GB2253967A (en)	1992-09-23
GB2253967B GB2253967B (en)	1995-03-22

Family

ID=10691928

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
GB9105964A Expired - Lifetime GB2253967B (en)	1991-03-06	1991-03-21	Portable radio telephone

Country Status (1)

Country	Link
GB (1)	GB2253967B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB2260878A (en) *	1991-10-21	1993-04-28	Ericsson Ge Mobile Communicat	Hands-free call answering system
GB2310568B (en)	1996-02-26	1999-10-20	Nokia Mobile Phones Ltd	Radio telephone

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4945570A (en) *	1987-10-02	1990-07-31	Motorola, Inc.	Method for terminating a telephone call by voice command

1991
- 1991-03-21 GB GB9105964A patent/GB2253967B/en not_active Expired - Lifetime

Also Published As

Publication number	Publication date
GB2253967B (en)	1995-03-22
GB2253967A (en)	1992-09-23

Publication	Publication Date	Title
EP0502617A3 (en)	1992-12-09	Portable radio telephone
GB2243117B (en)	1994-04-20	Portable radio telephone
EP0439340A3 (en)	1993-03-03	Portable radio telephone set
GB2255258B (en)	1995-03-08	Radio telephone
GB2281480B (en)	1998-03-04	Portable radio communication device
GB2255687B (en)	1994-09-21	Radio telephone apparatus
EP0498398A3 (en)	1993-04-14	Mobile telephone
EP0522762A3 (en)	1993-10-20	Mobile phone
EP0503151A3 (en)	1993-03-17	Mobile telephone equipment
GB2249697B (en)	1994-10-26	Portable radio equipment
GB2262864B (en)	1995-07-19	Radio telephone
GB9218722D0 (en)	1992-10-21	Portable telephone
AU114336S (en)	1992-06-16	Portable radio telephone
AU115802S (en)	1992-12-02	A portable radio telephone
GB2253541B (en)	1996-08-14	Portable radio telephone
GB9116368D0 (en)	1991-09-11	Portable radio equipments
GB2253967B (en)	1995-03-22	Portable radio telephone
GB9115212D0 (en)	1991-08-28	Portable telephone
GB2264207B (en)	1995-09-20	Portable telephone
GB9116691D0 (en)	1991-09-18	Portable telephone
CA65712S (en)	1990-03-21	Portable telephone handset
KR0116232Y1 (en)	1998-04-22	Wireless phone
CA67103S (en)	1990-10-16	Portable telephone
GB2267013B (en)	1996-01-17	Portable telephone
GB9224226D0 (en)	1993-01-06	Portable radio telephone

Legal Events

Date	Code	Title	Description
2011-04-13	PE20	Patent expired after termination of 20 years	Expiry date: 20110320