GB2105939B - A spectrum analyser and other apparatus for detecting at least one particular frequency component in an electrical signal - Google Patents

A spectrum analyser and other apparatus for detecting at least one particular frequency component in an electrical signal

Info

Publication number
GB2105939B
GB2105939B GB08127610A GB8127610A GB2105939B GB 2105939 B GB2105939 B GB 2105939B GB 08127610 A GB08127610 A GB 08127610A GB 8127610 A GB8127610 A GB 8127610A GB 2105939 B GB2105939 B GB 2105939B
Authority
GB
United Kingdom
Prior art keywords
detecting
electrical signal
frequency component
particular frequency
spectrum analyser
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
GB08127610A
Other versions
GB2105939A (en
Inventor
Philip Henry Wisbey
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.)
BAE Systems Electronics Ltd
Original Assignee
Marconi Co 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 Marconi Co Ltd filed Critical Marconi Co Ltd
Priority to GB08127610A priority Critical patent/GB2105939B/en
Publication of GB2105939A publication Critical patent/GB2105939A/en
Application granted granted Critical
Publication of GB2105939B publication Critical patent/GB2105939B/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R23/00—Arrangements for measuring frequencies; Arrangements for analysing frequency spectra
    • G01R23/16—Spectrum analysis; Fourier analysis
    • G01R23/17—Spectrum analysis; Fourier analysis with optical or acoustical auxiliary devices

Landscapes

  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
GB08127610A 1981-09-12 1981-09-12 A spectrum analyser and other apparatus for detecting at least one particular frequency component in an electrical signal Expired GB2105939B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB08127610A GB2105939B (en) 1981-09-12 1981-09-12 A spectrum analyser and other apparatus for detecting at least one particular frequency component in an electrical signal

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB08127610A GB2105939B (en) 1981-09-12 1981-09-12 A spectrum analyser and other apparatus for detecting at least one particular frequency component in an electrical signal

Publications (2)

Publication Number Publication Date
GB2105939A GB2105939A (en) 1983-03-30
GB2105939B true GB2105939B (en) 1985-10-02

Family

ID=10524474

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08127610A Expired GB2105939B (en) 1981-09-12 1981-09-12 A spectrum analyser and other apparatus for detecting at least one particular frequency component in an electrical signal

Country Status (1)

Country Link
GB (1) GB2105939B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0309003B1 (en) * 1984-02-15 1994-12-07 Trw Inc. Surface acoustic wave spectrum analyzer
DE3922671A1 (en) * 1989-07-10 1991-01-24 Siemens Ag Acousto-electronic device with surface wave arrangement - and IC on support, with layer structure with semiconductor crystal layer on another part of support
US5111100A (en) * 1990-01-12 1992-05-05 Clarion Co., Ltd. Surface acoustic wave device and method for fabricating same

Also Published As

Publication number Publication date
GB2105939A (en) 1983-03-30

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Legal Events

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