GB9015985D0 - Amplitude digitiser and direction-finding system including the amplitude digitiser - Google Patents

Amplitude digitiser and direction-finding system including the amplitude digitiser

Info

Publication number
GB9015985D0
GB9015985D0 GB909015985A GB9015985A GB9015985D0 GB 9015985 D0 GB9015985 D0 GB 9015985D0 GB 909015985 A GB909015985 A GB 909015985A GB 9015985 A GB9015985 A GB 9015985A GB 9015985 D0 GB9015985 D0 GB 9015985D0
Authority
GB
United Kingdom
Prior art keywords
digitiser
amplitude
system including
finding system
finding
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.)
Granted
Application number
GB909015985A
Other versions
GB2246255A (en
GB2246255B (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.)
Philips Electronics UK Ltd
Original Assignee
Philips Electronic and Associated Industries 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
Application filed by Philips Electronic and Associated Industries Ltd filed Critical Philips Electronic and Associated Industries Ltd
Priority to GB9015985A priority Critical patent/GB2246255B/en
Publication of GB9015985D0 publication Critical patent/GB9015985D0/en
Publication of GB2246255A publication Critical patent/GB2246255A/en
Application granted granted Critical
Publication of GB2246255B publication Critical patent/GB2246255B/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
    • G01S3/00—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received
    • G01S3/02—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received using radio waves
    • G01S3/14—Systems for determining direction or deviation from predetermined direction
    • 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
    • G01S3/00—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received
    • G01S3/02—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received using radio waves
    • G01S3/04—Details
    • G01S3/043—Receivers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/06—Continuously compensating for, or preventing, undesired influence of physical parameters
    • H03M1/0602—Continuously compensating for, or preventing, undesired influence of physical parameters of deviations from the desired transfer characteristic
    • H03M1/0604—Continuously compensating for, or preventing, undesired influence of physical parameters of deviations from the desired transfer characteristic at one point, i.e. by adjusting a single reference value, e.g. bias or gain error
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/12—Analogue/digital converters
    • H03M1/14—Conversion in steps with each step involving the same or a different conversion means and delivering more than one bit
    • H03M1/16—Conversion in steps with each step involving the same or a different conversion means and delivering more than one bit with scale factor modification, i.e. by changing the amplification between the steps
    • H03M1/164—Conversion in steps with each step involving the same or a different conversion means and delivering more than one bit with scale factor modification, i.e. by changing the amplification between the steps the steps being performed sequentially in series-connected stages
    • H03M1/167—Conversion in steps with each step involving the same or a different conversion means and delivering more than one bit with scale factor modification, i.e. by changing the amplification between the steps the steps being performed sequentially in series-connected stages all stages comprising simultaneous converters
    • H03M1/168—Conversion in steps with each step involving the same or a different conversion means and delivering more than one bit with scale factor modification, i.e. by changing the amplification between the steps the steps being performed sequentially in series-connected stages all stages comprising simultaneous converters and delivering the same number of bits

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Theoretical Computer Science (AREA)
  • Radar Systems Or Details Thereof (AREA)
GB9015985A 1990-07-20 1990-07-20 Amplitude digitiser and a direction-finding system including the amplitude digitiser Expired - Fee Related GB2246255B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9015985A GB2246255B (en) 1990-07-20 1990-07-20 Amplitude digitiser and a direction-finding system including the amplitude digitiser

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9015985A GB2246255B (en) 1990-07-20 1990-07-20 Amplitude digitiser and a direction-finding system including the amplitude digitiser

Publications (3)

Publication Number Publication Date
GB9015985D0 true GB9015985D0 (en) 1990-09-05
GB2246255A GB2246255A (en) 1992-01-22
GB2246255B GB2246255B (en) 1994-01-05

Family

ID=10679400

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9015985A Expired - Fee Related GB2246255B (en) 1990-07-20 1990-07-20 Amplitude digitiser and a direction-finding system including the amplitude digitiser

Country Status (1)

Country Link
GB (1) GB2246255B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5582039B2 (en) * 2011-01-07 2014-09-03 富士通株式会社 Optical transmission device and analog-digital conversion device

Also Published As

Publication number Publication date
GB2246255A (en) 1992-01-22
GB2246255B (en) 1994-01-05

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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)
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20050720