GB2303712B - Apparatus for and a method of detecting a cyclic variation of a signal - Google Patents
Apparatus for and a method of detecting a cyclic variation of a signalInfo
- Publication number
- GB2303712B GB2303712B GB9614863A GB9614863A GB2303712B GB 2303712 B GB2303712 B GB 2303712B GB 9614863 A GB9614863 A GB 9614863A GB 9614863 A GB9614863 A GB 9614863A GB 2303712 B GB2303712 B GB 2303712B
- Authority
- GB
- United Kingdom
- Prior art keywords
- detecting
- signal
- cyclic variation
- cyclic
- variation
- 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
Links
- 125000004122 cyclic group Chemical group 0.000 title 1
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
- G01D5/26—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 characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light
- G01D5/32—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 characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light
- G01D5/34—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 characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells
- G01D5/36—Forming the light into pulses
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measurement Of Current Or Voltage (AREA)
- Optical Recording Or Reproduction (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GBGB9515254.2A GB9515254D0 (en) | 1995-07-25 | 1995-07-25 | Apparatus for detecting a cyclic variation of a signal |
GBGB9600484.1A GB9600484D0 (en) | 1995-07-25 | 1996-01-10 | Apparatus for detecting a cyclic variation of a signal |
Publications (3)
Publication Number | Publication Date |
---|---|
GB9614863D0 GB9614863D0 (en) | 1996-09-04 |
GB2303712A GB2303712A (en) | 1997-02-26 |
GB2303712B true GB2303712B (en) | 1997-06-25 |
Family
ID=26307460
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB9614863A Expired - Fee Related GB2303712B (en) | 1995-07-25 | 1996-07-15 | Apparatus for and a method of detecting a cyclic variation of a signal |
Country Status (3)
Country | Link |
---|---|
AU (1) | AU6527796A (en) |
GB (1) | GB2303712B (en) |
WO (1) | WO1997005454A1 (en) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2326243B (en) * | 1997-06-11 | 2000-10-11 | Abb Metering Syst Ltd | Improvements in or relating to electricity consumption meters |
GB2349945B (en) * | 1999-05-13 | 2004-01-21 | Schlumberger Ind Ltd | A method of detecting rotation of an electricity meter disk,and apparatus for implementing the method |
EP2108925A1 (en) * | 2008-04-08 | 2009-10-14 | Ansaldo Energia S.P.A. | A method and device for counting the number of revolutions of an alternator |
FR2987440B1 (en) * | 2012-02-29 | 2014-03-07 | Schneider Electric Ind Sas | METHOD FOR CALIBRATING AN APPARATUS FOR COUNTING TOWERS OF A MARKED MARK IN A CONSUMER COUNTER AND ELECTRONIC APPARATUS FOR COUNTING TOWERS OF SUCH A MARK |
WO2018127489A1 (en) | 2017-01-04 | 2018-07-12 | Northq Aps | A method and a system for obtaining information from a utility meter |
EP3382345A1 (en) * | 2017-03-30 | 2018-10-03 | NorthQ ApS | A method and a system for obtaining information from a utility meter |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5025207A (en) * | 1988-07-22 | 1991-06-18 | Thomson-Lgt Laboratoire General Des Telecommunications | Method for the measurement of a steady level in a noise-infested signal and automatic measuring device for the application of this method |
EP0547879A1 (en) * | 1991-12-17 | 1993-06-23 | Schlumberger Industries Limited | Meter output devices |
-
1996
- 1996-07-15 GB GB9614863A patent/GB2303712B/en not_active Expired - Fee Related
- 1996-07-23 WO PCT/GB1996/001762 patent/WO1997005454A1/en active Application Filing
- 1996-07-23 AU AU65277/96A patent/AU6527796A/en not_active Abandoned
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5025207A (en) * | 1988-07-22 | 1991-06-18 | Thomson-Lgt Laboratoire General Des Telecommunications | Method for the measurement of a steady level in a noise-infested signal and automatic measuring device for the application of this method |
EP0547879A1 (en) * | 1991-12-17 | 1993-06-23 | Schlumberger Industries Limited | Meter output devices |
Also Published As
Publication number | Publication date |
---|---|
GB9614863D0 (en) | 1996-09-04 |
WO1997005454A1 (en) | 1997-02-13 |
AU6527796A (en) | 1997-02-26 |
GB2303712A (en) | 1997-02-26 |
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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) | ||
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: 20030715 |