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GB2322260B - Apparatus for reducing reflections of electromagnetic signals - Google Patents

Apparatus for reducing reflections of electromagnetic signals

Info

Publication number
GB2322260B
GB2322260B GB8410947A GB8410947A GB2322260B GB 2322260 B GB2322260 B GB 2322260B GB 8410947 A GB8410947 A GB 8410947A GB 8410947 A GB8410947 A GB 8410947A GB 2322260 B GB2322260 B GB 2322260B
Authority
GB
United Kingdom
Prior art keywords
electromagnetic signals
reducing reflections
reflections
reducing
electromagnetic
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 - Lifetime
Application number
GB8410947A
Other versions
GB8410947D0 (en
GB2322260A (en
Inventor
Kenneth Alfred James Warren
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.)
General Electric Company PLC
Original Assignee
General Electric Company PLC
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
Application filed by General Electric Company PLC filed Critical General Electric Company PLC
Priority to GB8410947A priority Critical patent/GB2322260B/en
Publication of GB8410947D0 publication Critical patent/GB8410947D0/en
Publication of GB2322260A publication Critical patent/GB2322260A/en
Application granted granted Critical
Publication of GB2322260B publication Critical patent/GB2322260B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
    • G01S7/023—Interference mitigation, e.g. reducing or avoiding non-intentional interference with other HF-transmitters, base station transmitters for mobile communication or other radar systems, e.g. using electro-magnetic interference [EMI] reduction techniques
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
    • G01S13/06—Systems determining position data of a target
    • G01S13/08—Systems for measuring distance only
    • G01S13/32—Systems for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated
    • G01S13/325—Systems for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated using transmission of coded signals, e.g. P.S.K. signals
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
    • G01S13/06—Systems determining position data of a target
    • G01S13/08—Systems for measuring distance only
    • G01S13/10—Systems for measuring distance only using transmission of interrupted, pulse modulated waves
    • G01S13/26—Systems for measuring distance only using transmission of interrupted, pulse modulated waves wherein the transmitted pulses use a frequency- or phase-modulated carrier wave
    • G01S13/28—Systems for measuring distance only using transmission of interrupted, pulse modulated waves wherein the transmitted pulses use a frequency- or phase-modulated carrier wave with time compression of received pulses
    • G01S13/284—Systems for measuring distance only using transmission of interrupted, pulse modulated waves wherein the transmitted pulses use a frequency- or phase-modulated carrier wave with time compression of received pulses using coded pulses
    • G01S13/288—Systems for measuring distance only using transmission of interrupted, pulse modulated waves wherein the transmitted pulses use a frequency- or phase-modulated carrier wave with time compression of received pulses using coded pulses phase modulated
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
    • G01S2013/0236—Special technical features
    • G01S2013/0281—LPI, Low Probability of Intercept radar

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar Systems Or Details Thereof (AREA)
GB8410947A 1984-04-28 1984-04-28 Apparatus for reducing reflections of electromagnetic signals Expired - Lifetime GB2322260B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8410947A GB2322260B (en) 1984-04-28 1984-04-28 Apparatus for reducing reflections of electromagnetic signals

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8410947A GB2322260B (en) 1984-04-28 1984-04-28 Apparatus for reducing reflections of electromagnetic signals

Publications (3)

Publication Number Publication Date
GB8410947D0 GB8410947D0 (en) 1998-05-13
GB2322260A GB2322260A (en) 1998-08-19
GB2322260B true GB2322260B (en) 1998-12-09

Family

ID=10560258

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8410947A Expired - Lifetime GB2322260B (en) 1984-04-28 1984-04-28 Apparatus for reducing reflections of electromagnetic signals

Country Status (1)

Country Link
GB (1) GB2322260B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2388275B (en) * 2002-04-30 2005-11-02 Hewlett Packard Co Wireless data network security
RU2323451C1 (en) * 2006-06-29 2008-04-27 Федеральное Государственное Образовательное Учреждение Высшего Профессионального Образования "Южный Федеральный Университет" Device for adaptive control of polarization and amplitude-phase dispersion characteristics of radar objective
RU2319167C1 (en) * 2006-06-29 2008-03-10 Федеральное Государственное Образовательное Учреждение Высшего Профессионального Образования "Южный Федеральный Университет" Device for adaptive management of spectral dissipation characteristics of a radiolocation object
RU2627983C2 (en) * 2015-11-16 2017-08-14 федеральное государственное бюджетное образовательное учреждение высшего образования "Дагестанский государственный технический университет" Antenna in the form of the corner ultra-high frequency range reflector with pin diodes for discrete information transmission
CN112731308B (en) * 2020-12-21 2024-08-20 北京机电工程研究所 A method for realizing stealth of adaptive low-frequency active cancellation radar

Also Published As

Publication number Publication date
GB8410947D0 (en) 1998-05-13
GB2322260A (en) 1998-08-19

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PE20 Patent expired after termination of 20 years

Effective date: 20040427