GB2400750B - Microwave absorbing systems - Google Patents

Microwave absorbing systems

Info

Publication number
GB2400750B
GB2400750B GB8823350A GB8823350A GB2400750B GB 2400750 B GB2400750 B GB 2400750B GB 8823350 A GB8823350 A GB 8823350A GB 8823350 A GB8823350 A GB 8823350A GB 2400750 B GB2400750 B GB 2400750B
Authority
GB
United Kingdom
Prior art keywords
microwave absorbing
absorbing systems
systems
microwave
absorbing
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.)
Expired - Fee Related
Application number
GB8823350A
Other versions
GB8823350D0 (en
GB2400750A (en
Inventor
Edward Daley
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.)
Colebrand Ltd
Original Assignee
Colebrand 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.)
Filing date
Publication date
Priority claimed from GBGB8723780.6A external-priority patent/GB8723780D0/en
Priority claimed from GBGB8806350.8A external-priority patent/GB8806350D0/en
Priority claimed from GBGB8810436.9A external-priority patent/GB8810436D0/en
Priority claimed from GBGB8810441.9A external-priority patent/GB8810441D0/en
Application filed by Colebrand Ltd filed Critical Colebrand Ltd
Publication of GB8823350D0 publication Critical patent/GB8823350D0/en
Publication of GB2400750A publication Critical patent/GB2400750A/en
Application granted granted Critical
Publication of GB2400750B publication Critical patent/GB2400750B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q17/00—Devices for absorbing waves radiated from an antenna; Combinations of such devices with active antenna elements or systems
    • H01Q17/004—Devices for absorbing waves radiated from an antenna; Combinations of such devices with active antenna elements or systems using non-directional dissipative particles, e.g. ferrite powders
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q17/00—Devices for absorbing waves radiated from an antenna; Combinations of such devices with active antenna elements or systems
GB8823350A 1987-10-09 1988-10-05 Microwave absorbing systems Expired - Fee Related GB2400750B (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
GBGB8723780.6A GB8723780D0 (en) 1987-10-09 1987-10-09 Microwave absorbing systems
GBGB8724843.1A GB8724843D0 (en) 1987-10-09 1987-10-23 Microwave absorbing systems
GBGB8806350.8A GB8806350D0 (en) 1988-03-17 1988-03-17 Microwave absorbing systems
GBGB8810436.9A GB8810436D0 (en) 1988-05-03 1988-05-03 Microwave absorbing systems
GBGB8810441.9A GB8810441D0 (en) 1988-05-03 1988-05-03 Microwave absorbing systems

Publications (3)

Publication Number Publication Date
GB8823350D0 GB8823350D0 (en) 2003-11-26
GB2400750A GB2400750A (en) 2004-10-20
GB2400750B true GB2400750B (en) 2005-02-09

Family

ID=29716318

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8823350A Expired - Fee Related GB2400750B (en) 1987-10-09 1988-10-05 Microwave absorbing systems

Country Status (1)

Country Link
GB (1) GB2400750B (en)

Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1074892A (en) * 1956-08-27 1967-07-05 Eltro Gmbh Roofing boards having high frequency electro-magnetic absorbing properties
GB1074893A (en) * 1956-08-31 1967-07-05 Eltro Gmbh Radar camouflage for moving objects such as aircraft and ships
GB1074971A (en) * 1957-01-15 1967-07-05 Eltro Gmbh Non-metallic packing material with interfernce absorption for electromagnetic waves
GB1074894A (en) * 1956-08-31 1967-07-05 Eltro Gmbh Improvements in or relating to radar camouflage layers
GB1074851A (en) * 1959-07-03 1967-07-05 Eltro Gmbh Radar wave absorbing structural material
GB1152431A (en) * 1961-02-02 1969-05-21 Eltro Gmbh Improvements in Radar Camouflage Layers
GB1258943A (en) * 1968-04-01 1971-12-30
JPS49111200A (en) * 1973-02-24 1974-10-23
US3938152A (en) * 1963-06-03 1976-02-10 Mcdonnell Douglas Corporation Magnetic absorbers
GB1450791A (en) * 1973-05-18 1976-09-29 Vickers Ltd Sound absorbing materials
US4170010A (en) * 1968-03-04 1979-10-02 Rockwell International Corporation Inflatable radiation attenuator
GB2117569A (en) * 1982-03-31 1983-10-12 Nippon Carbon Co Ltd Electromagnetic wave absorbers

Patent Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1074892A (en) * 1956-08-27 1967-07-05 Eltro Gmbh Roofing boards having high frequency electro-magnetic absorbing properties
GB1074893A (en) * 1956-08-31 1967-07-05 Eltro Gmbh Radar camouflage for moving objects such as aircraft and ships
GB1074894A (en) * 1956-08-31 1967-07-05 Eltro Gmbh Improvements in or relating to radar camouflage layers
GB1074971A (en) * 1957-01-15 1967-07-05 Eltro Gmbh Non-metallic packing material with interfernce absorption for electromagnetic waves
GB1074851A (en) * 1959-07-03 1967-07-05 Eltro Gmbh Radar wave absorbing structural material
GB1152431A (en) * 1961-02-02 1969-05-21 Eltro Gmbh Improvements in Radar Camouflage Layers
US3938152A (en) * 1963-06-03 1976-02-10 Mcdonnell Douglas Corporation Magnetic absorbers
US4170010A (en) * 1968-03-04 1979-10-02 Rockwell International Corporation Inflatable radiation attenuator
GB1258943A (en) * 1968-04-01 1971-12-30
JPS49111200A (en) * 1973-02-24 1974-10-23
GB1450791A (en) * 1973-05-18 1976-09-29 Vickers Ltd Sound absorbing materials
GB2117569A (en) * 1982-03-31 1983-10-12 Nippon Carbon Co Ltd Electromagnetic wave absorbers

Also Published As

Publication number Publication date
GB8823350D0 (en) 2003-11-26
GB2400750A (en) 2004-10-20

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20050509