GB9923228D0 - Noise reduction apparatus - Google Patents

Noise reduction apparatus

Info

Publication number
GB9923228D0
GB9923228D0 GBGB9923228.2A GB9923228A GB9923228D0 GB 9923228 D0 GB9923228 D0 GB 9923228D0 GB 9923228 A GB9923228 A GB 9923228A GB 9923228 D0 GB9923228 D0 GB 9923228D0
Authority
GB
United Kingdom
Prior art keywords
noise reduction
reduction apparatus
noise
reduction
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
GBGB9923228.2A
Other versions
GB2356989A (en
GB2356989B (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.)
Roke Manor Research Ltd
Original Assignee
Roke Manor Research 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 Roke Manor Research Ltd filed Critical Roke Manor Research Ltd
Priority to GB9923228A priority Critical patent/GB2356989B/en
Publication of GB9923228D0 publication Critical patent/GB9923228D0/en
Publication of GB2356989A publication Critical patent/GB2356989A/en
Application granted granted Critical
Publication of GB2356989B publication Critical patent/GB2356989B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L7/00—Automatic control of frequency or phase; Synchronisation
    • H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
    • H03L7/07—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop using several loops, e.g. for redundant clock signal generation
    • 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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L7/00—Automatic control of frequency or phase; Synchronisation
    • H03L7/24—Automatic control of frequency or phase; Synchronisation using a reference signal directly applied to the generator

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Radar Systems Or Details Thereof (AREA)
GB9923228A 1999-10-02 1999-10-02 Noise reduction apparatus Expired - Lifetime GB2356989B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9923228A GB2356989B (en) 1999-10-02 1999-10-02 Noise reduction apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9923228A GB2356989B (en) 1999-10-02 1999-10-02 Noise reduction apparatus

Publications (3)

Publication Number Publication Date
GB9923228D0 true GB9923228D0 (en) 1999-12-08
GB2356989A GB2356989A (en) 2001-06-06
GB2356989B GB2356989B (en) 2003-11-05

Family

ID=10861941

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9923228A Expired - Lifetime GB2356989B (en) 1999-10-02 1999-10-02 Noise reduction apparatus

Country Status (1)

Country Link
GB (1) GB2356989B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102008044355A1 (en) 2008-12-04 2010-06-10 Robert Bosch Gmbh Modular radar system
WO2016150471A1 (en) * 2015-03-20 2016-09-29 Telefonaktiebolaget Lm Ericsson (Publ) Fractional plls with low correlation
US10224940B2 (en) 2015-04-27 2019-03-05 Telefonaktiebolaget Lm Ericsson (Publ) Digital phase controlled PLLs

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4831339A (en) * 1987-08-21 1989-05-16 Nemeth-Bates Corp Oscillator having low phase noise
US5216387A (en) * 1991-09-10 1993-06-01 John Fluke Mfg. Co., Inc. Noise reduction method and apparatus for phase-locked loops

Also Published As

Publication number Publication date
GB2356989A (en) 2001-06-06
GB2356989B (en) 2003-11-05

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