GB2253949B - Radio Antennas - Google Patents

Radio Antennas

Info

Publication number: GB2253949B
Authority: GB; United Kingdom
Prior art keywords: radio antennas; antennas; radio
Prior art date: 1991-03-16
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.): Expired - Fee Related

Application number

GB9200999A

Other versions

GB2253949A (en

GB9200999D0 (en

Inventor

Howard Frank Bottomley

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.)

Antenna Products Ltd

Original Assignee

Antenna Products 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.)

1991-03-16

Filing date

1992-01-17

Publication date

1995-08-09

1991-03-16 Priority claimed from GB919105586A external-priority patent/GB9105586D0/en

1992-01-17 Application filed by Antenna Products Ltd filed Critical Antenna Products Ltd

1992-01-17 Priority to GB9200999A priority Critical patent/GB2253949B/en

1992-03-11 Publication of GB9200999D0 publication Critical patent/GB9200999D0/en

1992-09-23 Publication of GB2253949A publication Critical patent/GB2253949A/en

1995-08-09 Application granted granted Critical

1995-08-09 Publication of GB2253949B publication Critical patent/GB2253949B/en

2012-01-17 Anticipated expiration legal-status Critical

Status Expired - Fee Related legal-status Critical Current

Classifications

- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/08—Means for collapsing antennas or parts thereof
- H01Q1/084—Pivotable antennas
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/08—Means for collapsing antennas or parts thereof

GB9200999A 1991-03-16 1992-01-17 Radio Antennas Expired - Fee Related GB2253949B (en)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
GB9200999A GB2253949B (en)	1991-03-16	1992-01-17	Radio Antennas

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
GB919105586A GB9105586D0 (en)	1991-03-16	1991-03-16	Radio antennas
GB9200999A GB2253949B (en)	1991-03-16	1992-01-17	Radio Antennas

Publications (3)

Publication Number	Publication Date
GB9200999D0 GB9200999D0 (en)	1992-03-11
GB2253949A GB2253949A (en)	1992-09-23
GB2253949B true GB2253949B (en)	1995-08-09

Family

ID=26298596

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
GB9200999A Expired - Fee Related GB2253949B (en)	1991-03-16	1992-01-17	Radio Antennas

Country Status (1)

Country	Link
GB (1)	GB2253949B (en)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
SE501551C2 (en) *	1992-10-29	1995-03-13	Allgon Ab	Antenna device for portable equipment
SE500331C2 (en) *	1993-05-24	1994-06-06	Allgon Ab	Antenna device for portable communication equipment
GB2284101B (en) *	1993-11-17	1997-11-05	Antenna Products Ltd	Coupling arrangement for radio frequency signals
GB2285180B (en) *	1993-12-22	1998-07-01	Nokia Mobile Phones Ltd	Retractable antenna
US6008765A (en) *	1994-12-23	1999-12-28	Nokia Mobile Phones Limited	Retractable top load antenna
JPH08330827A (en) *	1995-05-29	1996-12-13	Mitsubishi Electric Corp	Antenna device
FI98165C (en) *	1995-06-05	1997-04-25	Lk Products Oy	Dual function antenna
JP2795825B2 (en) *	1995-06-30	1998-09-10	エスエムケイ株式会社	Antenna device
US5583520A (en) *	1995-07-28	1996-12-10	Motorola, Inc.	Matched input antenna for a portable radio
JP3674172B2 (en) *	1995-09-22	2005-07-20	三菱電機株式会社	Antenna device
US5812093A (en) *	1995-09-29	1998-09-22	Motorola, Inc.	Antenna assembly for a wireless-communication device
JPH1032410A (en) *	1996-07-12	1998-02-03	Saitama Nippon Denki Kk	Antenna for portable radio equipment
US5874921A (en) *	1996-09-20	1999-02-23	Ericsson, Inc.	Antenna impedance matching network requiring no switch contacts
US6016431A (en) *	1997-04-29	2000-01-18	Ericsson Inc.	Radiotelephones with integrated matching antenna systems
US6127979A (en) *	1998-02-27	2000-10-03	Motorola, Inc.	Antenna adapted to operate in a plurality of frequency bands
US6232924B1 (en)	1998-12-21	2001-05-15	Ericsson Inc.	Flat blade antenna and flip mounting structures
US6301489B1 (en)	1998-12-21	2001-10-09	Ericsson Inc.	Flat blade antenna and flip engagement and hinge configurations
US6249688B1 (en)	1998-12-21	2001-06-19	Ericcson Inc.	Antenna electrical coupling configurations
US6275198B1 (en)	2000-01-11	2001-08-14	Motorola, Inc.	Wide band dual mode antenna

Citations (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4121218A (en) *	1977-08-03	1978-10-17	Motorola, Inc.	Adjustable antenna arrangement for a portable radio
EP0343465A2 (en) *	1988-05-26	1989-11-29	GRUNDIG E.M.V. Elektro-Mechanische Versuchsanstalt Max Grundig holländ. Stiftung & Co. KG.	Rotatable antenna with a bearing and a counterweight

1992
- 1992-01-17 GB GB9200999A patent/GB2253949B/en not_active Expired - Fee Related

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4121218A (en) *	1977-08-03	1978-10-17	Motorola, Inc.	Adjustable antenna arrangement for a portable radio
EP0343465A2 (en) *	1988-05-26	1989-11-29	GRUNDIG E.M.V. Elektro-Mechanische Versuchsanstalt Max Grundig holländ. Stiftung & Co. KG.	Rotatable antenna with a bearing and a counterweight

Also Published As

Publication number	Publication date
GB2253949A (en)	1992-09-23
GB9200999D0 (en)	1992-03-11

Publication	Publication Date	Title
GB9105586D0 (en)	1991-05-01	Radio antennas
GB2476787B (en)	2011-12-07	Microwave antenna
GB2251340B (en)	1995-04-05	Antenna
GB2257838B (en)	1995-06-14	Retractable antenna
GB9002636D0 (en)	1990-04-04	Antenna
GB2259811B (en)	1995-05-17	An antenna
GB2253949B (en)	1995-08-09	Radio Antennas
GB2257837B (en)	1995-10-18	Retractable antenna
GB9225608D0 (en)	1993-01-27	Diversity antenna
GB2256530B (en)	1995-08-09	Planar antenna
GB2256750B (en)	1995-01-18	Antenna arrangements
GB2241831B (en)	1994-05-25	Antenna
GB2257836B (en)	1995-09-27	Retractable antenna
GB2258345B (en)	1995-05-17	Microwave antenna
GB2256529B (en)	1995-08-16	Antenna arrangements
GB2254736B (en)	1995-02-01	Frequency-scan microwave antenna
GB9117968D0 (en)	1992-02-19	Antennas
GB2265759B (en)	1995-09-27	Antenna
GB9106840D0 (en)	1991-05-22	Antenna arrangements
GB9210958D0 (en)	1992-07-08	Radio antenna
GB9114960D0 (en)	1991-08-28	Antenna
GB9118961D0 (en)	1991-10-23	Radio
GB9122948D0 (en)	1991-12-18	Current controlled radio antennas
GB9116535D0 (en)	1991-09-11	An antenna arrangement
GB9017624D0 (en)	1990-09-26	Antenna

Legal Events

Date	Code	Title	Description
1997-07-02	732E	Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
2001-09-05	PCNP	Patent ceased through non-payment of renewal fee	Effective date: 20010117