GB1297086A - - Google Patents

Info

Publication number
GB1297086A
GB1297086A GB1297086DA GB1297086A GB 1297086 A GB1297086 A GB 1297086A GB 1297086D A GB1297086D A GB 1297086DA GB 1297086 A GB1297086 A GB 1297086A
Authority
GB
United Kingdom
Prior art keywords
replies
radar
pulse radar
lassiter
ofsight
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
Application number
Other languages
English (en)
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 filed Critical
Publication of GB1297086A publication Critical patent/GB1297086A/en
Expired 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
    • 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
    • G01S13/46—Indirect determination of position data
    • 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
    • G01S13/87—Combinations of radar systems, e.g. primary radar and secondary radar
    • G01S13/876—Combination of several spaced transponders or reflectors of known location for determining the position of a receiver

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)
GB1297086D 1970-10-01 1970-10-01 Expired GB1297086A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB4679170 1970-10-01

Publications (1)

Publication Number Publication Date
GB1297086A true GB1297086A (enrdf_load_stackoverflow) 1972-11-22

Family

ID=10442615

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1297086D Expired GB1297086A (enrdf_load_stackoverflow) 1970-10-01 1970-10-01

Country Status (1)

Country Link
GB (1) GB1297086A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2807979A1 (de) * 1978-02-24 1979-08-30 Standard Elektrik Lorenz Ag Einwegentfernungsmessystem
CN101937026A (zh) * 2010-07-30 2011-01-05 西安理工大学 高精度预测地波传播衰减因子的积分方法

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2807979A1 (de) * 1978-02-24 1979-08-30 Standard Elektrik Lorenz Ag Einwegentfernungsmessystem
CN101937026A (zh) * 2010-07-30 2011-01-05 西安理工大学 高精度预测地波传播衰减因子的积分方法
CN101937026B (zh) * 2010-07-30 2013-04-17 西安理工大学 高精度预测地波传播衰减因子的方法

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Legal Events

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