GB2264413B - Complex initialisation processor for digital filters - Google Patents

Complex initialisation processor for digital filters

Info

Publication number
GB2264413B
GB2264413B GB9303526A GB9303526A GB2264413B GB 2264413 B GB2264413 B GB 2264413B GB 9303526 A GB9303526 A GB 9303526A GB 9303526 A GB9303526 A GB 9303526A GB 2264413 B GB2264413 B GB 2264413B
Authority
GB
United Kingdom
Prior art keywords
complex
digital filters
initialisation
processor
initialisation processor
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
GB9303526A
Other versions
GB9303526D0 (en
GB2264413A (en
Inventor
Hussian Al-Ahmad
Kamal Ahmed
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.)
University of Bradford
Original Assignee
University of Bradford
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 GB929203589A external-priority patent/GB9203589D0/en
Application filed by University of Bradford filed Critical University of Bradford
Priority to GB9303526A priority Critical patent/GB2264413B/en
Publication of GB9303526D0 publication Critical patent/GB9303526D0/en
Publication of GB2264413A publication Critical patent/GB2264413A/en
Application granted granted Critical
Publication of GB2264413B publication Critical patent/GB2264413B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G01S7/28—Details of pulse systems
    • G01S7/285—Receivers
    • G01S7/288—Coherent receivers
    • 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
    • G01S13/42—Simultaneous measurement of distance and other co-ordinates
    • G01S13/426—Scanning radar, e.g. 3D radar
    • 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
    • G01S13/50—Systems of measurement based on relative movement of target
    • G01S13/52—Discriminating between fixed and moving objects or between objects moving at different speeds
    • G01S13/522—Discriminating between fixed and moving objects or between objects moving at different speeds using transmissions of interrupted pulse modulated waves
    • G01S13/524—Discriminating between fixed and moving objects or between objects moving at different speeds using transmissions of interrupted pulse modulated waves based upon the phase or frequency shift resulting from movement of objects, with reference to the transmitted signals, e.g. coherent MTi
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H17/00—Networks using digital techniques
    • H03H17/02—Frequency selective networks
    • H03H17/04—Recursive filters

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Mathematical Physics (AREA)
  • Radar Systems Or Details Thereof (AREA)
GB9303526A 1992-02-20 1993-02-22 Complex initialisation processor for digital filters Expired - Fee Related GB2264413B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9303526A GB2264413B (en) 1992-02-20 1993-02-22 Complex initialisation processor for digital filters

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB929203589A GB9203589D0 (en) 1992-02-20 1992-02-20 Complex initialisation processor for digital filters
GB9303526A GB2264413B (en) 1992-02-20 1993-02-22 Complex initialisation processor for digital filters

Publications (3)

Publication Number Publication Date
GB9303526D0 GB9303526D0 (en) 1993-04-07
GB2264413A GB2264413A (en) 1993-08-25
GB2264413B true GB2264413B (en) 1995-07-12

Family

ID=26300347

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9303526A Expired - Fee Related GB2264413B (en) 1992-02-20 1993-02-22 Complex initialisation processor for digital filters

Country Status (1)

Country Link
GB (1) GB2264413B (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0047477A1 (en) * 1980-09-04 1982-03-17 Siemens Aktiengesellschaft Pulse Doppler radar utilizing a moving target indicator circuit with recursive filters
GB2254507A (en) * 1979-06-22 1992-10-07 Emi Ltd A synthetic aperture radar system

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2254507A (en) * 1979-06-22 1992-10-07 Emi Ltd A synthetic aperture radar system
EP0047477A1 (en) * 1980-09-04 1982-03-17 Siemens Aktiengesellschaft Pulse Doppler radar utilizing a moving target indicator circuit with recursive filters

Also Published As

Publication number Publication date
GB9303526D0 (en) 1993-04-07
GB2264413A (en) 1993-08-25

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Legal Events

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

Effective date: 19980222