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GB2377029B - Improvements relating to sensors - Google Patents

Improvements relating to sensors

Info

Publication number
GB2377029B
GB2377029B GB0223136A GB0223136A GB2377029B GB 2377029 B GB2377029 B GB 2377029B GB 0223136 A GB0223136 A GB 0223136A GB 0223136 A GB0223136 A GB 0223136A GB 2377029 B GB2377029 B GB 2377029B
Authority
GB
United Kingdom
Prior art keywords
sensors
improvements relating
relating
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
GB0223136A
Other versions
GB0223136D0 (en
GB2377029A (en
Inventor
Kenneth Vincent
David Charles Hurst
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.)
ZF International UK Ltd
Original Assignee
Lucas 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
Priority claimed from GBGB9818575.4A external-priority patent/GB9818575D0/en
Application filed by Lucas Industries Ltd filed Critical Lucas Industries Ltd
Publication of GB0223136D0 publication Critical patent/GB0223136D0/en
Publication of GB2377029A publication Critical patent/GB2377029A/en
Application granted granted Critical
Publication of GB2377029B publication Critical patent/GB2377029B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
    • G01D5/12—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means
    • G01D5/244—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing characteristics of pulses or pulse trains; generating pulses or pulse trains
    • G01D5/246—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing characteristics of pulses or pulse trains; generating pulses or pulse trains by varying the duration of individual pulses
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K7/00—Modulating pulses with a continuously-variable modulating signal
    • H03K7/08—Duration or width modulation ; Duty cycle modulation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/38—Synchronous or start-stop systems, e.g. for Baudot code
    • H04L25/40—Transmitting circuits; Receiving circuits
    • H04L25/49—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems
    • H04L25/4902—Pulse width modulation; Pulse position modulation

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • General Physics & Mathematics (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
GB0223136A 1998-08-27 1999-08-27 Improvements relating to sensors Expired - Fee Related GB2377029B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB9818575.4A GB9818575D0 (en) 1998-08-27 1998-08-27 Improvements in or relating to sensors
GB9920231A GB2340946B (en) 1998-08-27 1999-08-27 Improvements relating to sensors

Publications (3)

Publication Number Publication Date
GB0223136D0 GB0223136D0 (en) 2002-11-13
GB2377029A GB2377029A (en) 2002-12-31
GB2377029B true GB2377029B (en) 2003-03-19

Family

ID=26314261

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0223136A Expired - Fee Related GB2377029B (en) 1998-08-27 1999-08-27 Improvements relating to sensors

Country Status (1)

Country Link
GB (1) GB2377029B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2415555B (en) * 2004-06-26 2008-05-28 Plus Design Ltd Signalling method

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1355363A (en) * 1970-06-11 1974-06-05 Electroacustic Gmbh Method of and system for transmitting a measurable quantity
GB1397411A (en) * 1971-05-19 1975-06-11 Plessey Co Ltd Evaluation of the duty ratio of a curved-flank pulse- width -moculated wave form
US4131325A (en) * 1975-01-02 1978-12-26 Girling Limited Electrically controlled fluid brake system

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1355363A (en) * 1970-06-11 1974-06-05 Electroacustic Gmbh Method of and system for transmitting a measurable quantity
GB1397411A (en) * 1971-05-19 1975-06-11 Plessey Co Ltd Evaluation of the duty ratio of a curved-flank pulse- width -moculated wave form
US4131325A (en) * 1975-01-02 1978-12-26 Girling Limited Electrically controlled fluid brake system

Also Published As

Publication number Publication date
GB0223136D0 (en) 2002-11-13
GB2377029A (en) 2002-12-31

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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: 20070827