GB1380888A - Method for estimating the ambiguity function and device for carrying out said method - Google Patents

Method for estimating the ambiguity function and device for carrying out said method

Info

Publication number
GB1380888A
GB1380888A GB781673A GB781673A GB1380888A GB 1380888 A GB1380888 A GB 1380888A GB 781673 A GB781673 A GB 781673A GB 781673 A GB781673 A GB 781673A GB 1380888 A GB1380888 A GB 1380888A
Authority
GB
United Kingdom
Prior art keywords
signals
fourier transform
value
sgn
gate
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
GB781673A
Other languages
English (en)
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.)
Commissariat a lEnergie Atomique et aux Energies Alternatives CEA
Original Assignee
Commissariat a lEnergie Atomique CEA
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 Commissariat a lEnergie Atomique CEA filed Critical Commissariat a lEnergie Atomique CEA
Publication of GB1380888A publication Critical patent/GB1380888A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06G—ANALOGUE COMPUTERS
    • G06G7/00—Devices in which the computing operation is performed by varying electric or magnetic quantities
    • G06G7/12—Arrangements for performing computing operations, e.g. operational amplifiers
    • G06G7/19—Arrangements for performing computing operations, e.g. operational amplifiers for forming integrals of products, e.g. Fourier integrals, Laplace integrals, correlation integrals; for analysis or synthesis of functions using orthogonal functions
    • G06G7/1921—Arrangements for performing computing operations, e.g. operational amplifiers for forming integrals of products, e.g. Fourier integrals, Laplace integrals, correlation integrals; for analysis or synthesis of functions using orthogonal functions for forming Fourier integrals, harmonic analysis and synthesis
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06G—ANALOGUE COMPUTERS
    • G06G7/00—Devices in which the computing operation is performed by varying electric or magnetic quantities
    • G06G7/12—Arrangements for performing computing operations, e.g. operational amplifiers
    • G06G7/19—Arrangements for performing computing operations, e.g. operational amplifiers for forming integrals of products, e.g. Fourier integrals, Laplace integrals, correlation integrals; for analysis or synthesis of functions using orthogonal functions
    • G06G7/1928—Arrangements for performing computing operations, e.g. operational amplifiers for forming integrals of products, e.g. Fourier integrals, Laplace integrals, correlation integrals; for analysis or synthesis of functions using orthogonal functions for forming correlation integrals; for forming convolution integrals
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06G—ANALOGUE COMPUTERS
    • G06G7/00—Devices in which the computing operation is performed by varying electric or magnetic quantities
    • G06G7/12—Arrangements for performing computing operations, e.g. operational amplifiers
    • G06G7/19—Arrangements for performing computing operations, e.g. operational amplifiers for forming integrals of products, e.g. Fourier integrals, Laplace integrals, correlation integrals; for analysis or synthesis of functions using orthogonal functions
    • G06G7/1928—Arrangements for performing computing operations, e.g. operational amplifiers for forming integrals of products, e.g. Fourier integrals, Laplace integrals, correlation integrals; for analysis or synthesis of functions using orthogonal functions for forming correlation integrals; for forming convolution integrals
    • G06G7/1935—Arrangements for performing computing operations, e.g. operational amplifiers for forming integrals of products, e.g. Fourier integrals, Laplace integrals, correlation integrals; for analysis or synthesis of functions using orthogonal functions for forming correlation integrals; for forming convolution integrals by converting at least one the input signals into a two level signal, e.g. polarity correlators

Landscapes

  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Software Systems (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Complex Calculations (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
GB781673A 1972-02-24 1973-02-16 Method for estimating the ambiguity function and device for carrying out said method Expired GB1380888A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7206301A FR2172858B1 (US08088918-20120103-C00204.png) 1972-02-24 1972-02-24

Publications (1)

Publication Number Publication Date
GB1380888A true GB1380888A (en) 1975-01-15

Family

ID=9094066

Family Applications (1)

Application Number Title Priority Date Filing Date
GB781673A Expired GB1380888A (en) 1972-02-24 1973-02-16 Method for estimating the ambiguity function and device for carrying out said method

Country Status (6)

Country Link
US (1) US3827629A (US08088918-20120103-C00204.png)
JP (1) JPS4896257A (US08088918-20120103-C00204.png)
CA (1) CA971669A (US08088918-20120103-C00204.png)
DE (1) DE2309054A1 (US08088918-20120103-C00204.png)
FR (1) FR2172858B1 (US08088918-20120103-C00204.png)
GB (1) GB1380888A (US08088918-20120103-C00204.png)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4286328A (en) * 1978-10-06 1981-08-25 The United States Of America As Represented By The Secretary Of The Navy Incoherent optical ambiguity function generator
EP1287379B1 (en) * 2000-06-06 2008-07-30 Altratek Inc. Sensor system and method for detecting and tracking targets
US7221701B2 (en) * 2002-08-28 2007-05-22 Altratek, Inc. System and method for CDMA communications
EP1802996A2 (en) * 2004-07-12 2007-07-04 Signal-Labs, Inc. System and method for detection and tracking of targets
EP1899744A2 (en) 2005-06-06 2008-03-19 Signal-Labs, Inc. System and method for detection and discrimination of targets in the presence of interference
WO2008094701A1 (en) * 2007-01-31 2008-08-07 Signal Labs, Inc. System and methods for multistep target detection and parameter estimation

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL289898A (US08088918-20120103-C00204.png) * 1962-03-07
FR1452084A (fr) * 1964-07-01 1966-02-25 Ampex Calculatrice
US3714566A (en) * 1970-09-02 1973-01-30 Bunker Ramo Apparatus and methods for deriving in essentially real time continuous electrical representations of the fourier and inverse fourier transform

Also Published As

Publication number Publication date
FR2172858A1 (US08088918-20120103-C00204.png) 1973-10-05
CA971669A (en) 1975-07-22
JPS4896257A (US08088918-20120103-C00204.png) 1973-12-08
US3827629A (en) 1974-08-06
DE2309054A1 (de) 1973-08-30
FR2172858B1 (US08088918-20120103-C00204.png) 1974-08-02

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
435 Patent endorsed 'licences of right' on the date specified (sect. 35/1949)
PCNP Patent ceased through non-payment of renewal fee