GB2220538B - Transmission line switch - Google Patents

Transmission line switch

Info

Publication number: GB2220538B
Authority: GB; United Kingdom
Prior art keywords: transmission line; line switch; switch; transmission; line
Prior art date: 1988-07-08
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 - Lifetime

Application number

GB8901278A

Other versions

GB2220538A (en

GB8901278D0 (en

Inventor

Gerard King

Stephen John Flynn

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.)

BAE Systems Electronics Ltd

Original Assignee

GEC Marconi Ltd

Marconi Co 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.)

1988-07-08

Filing date

1989-01-20

Publication date

1992-04-15

1989-01-20 Application filed by GEC Marconi Ltd, Marconi Co Ltd filed Critical GEC Marconi Ltd

1989-03-15 Publication of GB8901278D0 publication Critical patent/GB8901278D0/en

1989-06-27 Priority to US07/371,714 priority Critical patent/US4959873A/en

1989-07-07 Priority to AT89306917T priority patent/ATE96943T1/en

1989-07-07 Priority to EP89306917A priority patent/EP0350323B1/en

1989-07-07 Priority to DE198989306917T priority patent/DE350323T1/en

1989-07-07 Priority to ES89306917T priority patent/ES2023349T3/en

1989-07-07 Priority to KR1019890009709A priority patent/KR0165531B1/en

1989-07-07 Priority to JP1174307A priority patent/JPH0263201A/en

1989-07-07 Priority to DE89306917T priority patent/DE68910403T2/en

1989-07-08 Priority to CN89104878A priority patent/CN1018312B/en

1990-01-10 Publication of GB2220538A publication Critical patent/GB2220538A/en

1992-04-15 Application granted granted Critical

1992-04-15 Publication of GB2220538B publication Critical patent/GB2220538B/en

2009-01-20 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

Classifications

- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P1/00—Auxiliary devices
- H01P1/10—Auxiliary devices for switching or interrupting

GB8901278A 1988-07-08 1989-01-20 Transmission line switch Expired - Lifetime GB2220538B (en)

Priority Applications (9)

Application Number	Priority Date	Filing Date	Title
US07/371,714 US4959873A (en)	1988-07-08	1989-06-27	Transmission line switch
JP1174307A JPH0263201A (en)	1988-07-08	1989-07-07	Transmission path switch
EP89306917A EP0350323B1 (en)	1988-07-08	1989-07-07	Transmission line switch
DE198989306917T DE350323T1 (en)	1988-07-08	1989-07-07	TRANSMISSION LINE SWITCH.
ES89306917T ES2023349T3 (en)	1988-07-08	1989-07-07	TRANSMISSION LINE SWITCH.
KR1019890009709A KR0165531B1 (en)	1988-07-08	1989-07-07	Transmission line switch device
AT89306917T ATE96943T1 (en)	1988-07-08	1989-07-07	TRANSMISSION LINE SWITCH.
DE89306917T DE68910403T2 (en)	1988-07-08	1989-07-07	Transmission line switch.
CN89104878A CN1018312B (en)	1988-07-08	1989-07-08	Transmission line switch

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB888816273A GB8816273D0 (en)	1988-07-08	1988-07-08	Transmission line switch

Publications (3)

Publication Number	Publication Date
GB8901278D0 GB8901278D0 (en)	1989-03-15
GB2220538A GB2220538A (en)	1990-01-10
GB2220538B true GB2220538B (en)	1992-04-15

Family

ID=10640101

Family Applications (2)

Application Number	Title	Priority Date	Filing Date
GB888816273A Pending GB8816273D0 (en)	1988-07-08	1988-07-08	Transmission line switch
GB8901278A Expired - Lifetime GB2220538B (en)	1988-07-08	1989-01-20	Transmission line switch

Family Applications Before (1)

Application Number	Title	Priority Date	Filing Date
GB888816273A Pending GB8816273D0 (en)	1988-07-08	1988-07-08	Transmission line switch

Country Status (3)

Country	Link
KR (1)	KR0165531B1 (en)
GB (2)	GB8816273D0 (en)
HK (1)	HK85992A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB9112907D0 (en) *	1991-06-14	1991-07-31	Cambridge Computer	High isolation switch
JP3020401B2 (en) *	1993-12-24	2000-03-15	シャープ株式会社	Converter circuit
GB2289810A (en) *	1994-05-20	1995-11-29	Microelectronics Tech Inc	An r.f. switch using transistors as switch and gain elements
JP3458586B2 (en) *	1995-08-21	2003-10-20	松下電器産業株式会社	Microwave mixer circuit and down converter
WO2001069807A1 (en) *	2000-03-15	2001-09-20	Hitachi Metals, Ltd.	High-frequency module and wireless communication device
KR100714641B1 (en) *	2001-05-16	2007-05-09	서희동	Treatment method of organic waste

1988
- 1988-07-08 GB GB888816273A patent/GB8816273D0/en active Pending
1989
- 1989-01-20 GB GB8901278A patent/GB2220538B/en not_active Expired - Lifetime
- 1989-07-07 KR KR1019890009709A patent/KR0165531B1/en not_active IP Right Cessation
1992
- 1992-11-05 HK HK859/92A patent/HK85992A/en not_active IP Right Cessation

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
"A broadband hybrid active switchable combiner" D.Levy et alMicrowave Exhibitions and Publishers Ltd *
15th European Microwave Conference-Proceedings 9th-13th September 1985 Paris-pages 629-634. *
1985. *

Also Published As

Publication number	Publication date
KR0165531B1 (en)	1999-02-01
GB2220538A (en)	1990-01-10
HK85992A (en)	1992-11-13
GB8901278D0 (en)	1989-03-15
GB8816273D0 (en)	1988-08-10
KR900002556A (en)	1990-02-28

Publication	Publication Date	Title
EP0350323A3 (en)	1990-08-16	Transmission line switch
EP0244743A3 (en)	1989-04-12	Two-wire switch
GB8714560D0 (en)	1987-07-29	Switch
GB2212934B (en)	1991-12-11	Distributed coupler switch
GB9023670D0 (en)	1990-12-12	Switch
GB2219438B (en)	1992-03-25	Transmission lines
GB2211999B (en)	1991-12-18	Switch
GB2220538B (en)	1992-04-15	Transmission line switch
EP0410282A3 (en)	1992-12-16	Switch
ZA887734B (en)	1989-07-26	Switch
GB8920845D0 (en)	1989-11-01	Switch
GB8906464D0 (en)	1989-05-04	Transmission line
GB9018982D0 (en)	1990-10-17	Transmission lines
GB8905181D0 (en)	1989-04-19	Transmission networks
GB2229316B (en)	1992-07-29	Switch
PL274169A1 (en)	1990-02-19	Interface selector switch
GB8810757D0 (en)	1988-06-08	Transmission devices
GB8827491D0 (en)	1988-12-29	Switch arrangement
IL88791A0 (en)	1989-07-31	Differential-planetary reduction transmission
SU1568105A2 (en)	1990-05-30	Automatic switch
GB8810551D0 (en)	1988-06-08	Automatic hopper-empty switch
GB8824029D0 (en)	1988-11-23	Signal transmission
GB8820725D0 (en)	1988-10-05	Selector mechanism
GB8819818D0 (en)	1988-09-21	Selector mechanism
CS440387A1 (en)	1988-09-16	Switching unit connection

Legal Events

Date	Code	Title	Description
1993-11-03	732E	Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
2003-09-10	PCNP	Patent ceased through non-payment of renewal fee