GB2194391B - A passive radar target - Google Patents

A passive radar target

Info

Publication number: GB2194391B
Authority: GB; United Kingdom
Prior art keywords: radar target; passive radar; passive; target; radar
Prior art date: 1986-06-23
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

GB8615317A

Other versions

GB8615317D0 (en

GB2194391A (en

Inventor

Leslie Derek Ridge

Clifford Rix

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.)

UK Secretary of State for Defence

Original Assignee

UK Secretary of State for Defence

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.)

1986-06-23

Filing date

1986-06-23

Publication date

1991-02-27

1986-06-23 Application filed by UK Secretary of State for Defence filed Critical UK Secretary of State for Defence

1986-06-23 Priority to GB8615317A priority Critical patent/GB2194391B/en

1986-07-30 Publication of GB8615317D0 publication Critical patent/GB8615317D0/en

1987-06-22 Priority to NZ22078487A priority patent/NZ220784A/en

1987-06-22 Priority to CA000540228A priority patent/CA1297970C/en

1988-03-02 Publication of GB2194391A publication Critical patent/GB2194391A/en

1991-02-27 Application granted granted Critical

1991-02-27 Publication of GB2194391B publication Critical patent/GB2194391B/en

2006-06-23 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

Classifications

- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q15/00—Devices for reflection, refraction, diffraction or polarisation of waves radiated from an antenna, e.g. quasi-optical devices
- H01Q15/23—Combinations of reflecting surfaces with refracting or diffracting devices

GB8615317A 1986-06-23 1986-06-23 A passive radar target Expired - Lifetime GB2194391B (en)

Priority Applications (3)

Application Number	Priority Date	Filing Date	Title
GB8615317A GB2194391B (en)	1986-06-23	1986-06-23	A passive radar target
NZ22078487A NZ220784A (en)	1986-06-23	1987-06-22	Passive radar target: dielectric lens and reflector
CA000540228A CA1297970C (en)	1986-06-23	1987-06-22	Passive radar target

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB8615317A GB2194391B (en)	1986-06-23	1986-06-23	A passive radar target

Publications (3)

Publication Number	Publication Date
GB8615317D0 GB8615317D0 (en)	1986-07-30
GB2194391A GB2194391A (en)	1988-03-02
GB2194391B true GB2194391B (en)	1991-02-27

Family

ID=10599963

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
GB8615317A Expired - Lifetime GB2194391B (en)	1986-06-23	1986-06-23	A passive radar target

Country Status (3)

Country	Link
CA (1)	CA1297970C (en)
GB (1)	GB2194391B (en)
NZ (1)	NZ220784A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPH03501313A (en) *	1987-07-10	1991-03-22	イギリス国	passive radar target
GB9118041D0 (en) *	1991-08-21	1991-10-09	Secr Defence	Radar reflectors
WO2002010802A1 (en) *	2000-07-31	2002-02-07	The Boeing Company	Method for producing a spatially stratified optical system for use in the micron and sub-micron wavelength regime
US6433936B1 (en) *	2001-08-15	2002-08-13	Emerson & Cuming Microwave Products	Lens of gradient dielectric constant and methods of production
US20070002922A1 (en) *	2005-06-30	2007-01-04	Intel Corporation	Retro-reflecting lens for external cavity optics
DE102019209508B4 (en)	2019-06-28	2024-05-23	Deutsches Zentrum für Luft- und Raumfahrt e.V.	Method and device for detecting a spatial area using radar waves

Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB1056854A (en) *	1962-09-24	1967-02-01	Elliott Brothers London Ltd	Improvements in or relating to electromagnetic energy reflectors
GB1348672A (en) *	1971-07-26	1974-03-20	British Aircraft Corp Ltd	Microwave lenses
GB1442428A (en) *	1972-07-13	1976-07-14	Tokyo Keiki Kk	Di-electric reflector for electric waves and life-saving outfit equipped with the same

1986
- 1986-06-23 GB GB8615317A patent/GB2194391B/en not_active Expired - Lifetime
1987
- 1987-06-22 NZ NZ22078487A patent/NZ220784A/en unknown
- 1987-06-22 CA CA000540228A patent/CA1297970C/en not_active Expired - Lifetime

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB1056854A (en) *	1962-09-24	1967-02-01	Elliott Brothers London Ltd	Improvements in or relating to electromagnetic energy reflectors
GB1348672A (en) *	1971-07-26	1974-03-20	British Aircraft Corp Ltd	Microwave lenses
GB1442428A (en) *	1972-07-13	1976-07-14	Tokyo Keiki Kk	Di-electric reflector for electric waves and life-saving outfit equipped with the same

Also Published As

Publication number	Publication date
GB8615317D0 (en)	1986-07-30
GB2194391A (en)	1988-03-02
NZ220784A (en)	1990-03-27
CA1297970C (en)	1992-03-24

Publication	Publication Date	Title
GB2232535B (en)	1992-01-02	A passive radar target
GB8615204D0 (en)	1986-10-29	Radar
GB2317767B (en)	1999-07-28	Radar seeker
EP0308877A3 (en)	1990-05-02	Radar transponder
GB2194391B (en)	1991-02-27	A passive radar target
GB9101835D0 (en)	1991-04-03	Radar
GB2200008B (en)	1991-01-02	Radar
GB2210227B (en)	1989-11-22	Radar systems
GB2315628B (en)	1998-05-13	Radar systems
GB2322985B (en)	1998-12-16	A passive rangefinder
GB2241131B (en)	1991-11-27	Radar
GB2279529B (en)	1995-05-31	Radar
GB2334398B (en)	1999-12-01	Radar
GB2277408B (en)	1995-03-08	Radar
GB2405760B (en)	2005-06-15	Radar
GB8911788D0 (en)	1989-09-20	Radar
GB2242329B (en)	1992-03-25	A radar system
GB2224176B (en)	1993-01-13	Radar range finder
GB2327000B (en)	1999-03-31	Radar
GB8627272D0 (en)	1987-03-18	Target interrogation
GB8609448D0 (en)	1994-09-21	Radar systems
GB8620289D0 (en)	1986-12-17	Radar systems
GB2317765B (en)	1998-07-15	Radar
GB2317519B (en)	1998-07-01	Radar
GB8630232D0 (en)	1987-04-15	Radar

Legal Events

Date	Code	Title	Description
1989-11-29	732	Registration of transactions, instruments or events in the register (sect. 32/1977)
1996-02-21	PCNP	Patent ceased through non-payment of renewal fee	Effective date: 19950623