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1. WO1993017345 - APPAREIL ET METHODE D'EPREUVE DE COMPTEURS ELECTRONIQUES

Note: Texte fondé sur des processus automatiques de reconnaissance optique de caractères. Seule la version PDF a une valeur juridique

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Claims
What is claimed is:
1. Apparatus for electronically displaying metered electrical energy, said electrical energy comprising voltage and current characteristics, wherein voltage and current signals representative of said voltage and current characteristics are provided, said apparatus comprising:
a first processor, connected to receive said voltage and current signals, for determining units of electrical energy from said voltage and current signals and for generating an energy signal representative of said units and the rate at which said units are determined;
a second processor for receiving said energy signal, for generating in response to said energy signal a disk signal representative of a rate of equivalent disk rotation and for generating display signals in response to said energy signal, said display signals being representative of said units, said rate at which said units are determined and said rate of equivalent disk rotation; and
a display, connected to receive said display signal, for displaying said units, said rate at which said units are determined and said rate of disk rotation, concurrently.
2. The apparatus of claim 1, wherein said energy signal is further representative of the direction of energy flow, said display signal being further representative of said direction, said display comprising a direction indicator for indicating the direction of energy flow in response to said display signal.
3. The apparatus of claim 2, wherein said annunciators are sized and located on said display so that said rate at which said units are determined, said rate of disk rotation and the direction of energy flow can be concurrently monitored.

4. The apparatus of claim 1, wherein said display comprises a liquid crystal display, wherein said display comprises a plurality of visible annunciators.
5. The apparatus of claim 4, wherein said second processor generates said display signal whereby select annunciators are made visible at select times.
6. The apparatus of claim 5, wherein certain of said annunciators are arrow shaped.
7. The apparatus of claim 6, wherein said annunciators are selectively made visible such that rotation of a disk is mimicked.
8. The apparatus of claim 7, wherein one of said annunciators is made visible at the rate at which said units are determined.
9. The apparatus of claim 8, wherein said second processor generates said disk signal representative of a rate of disk rotation in relation to said rate at which said units are determined.
10. The apparatus of claim 9, wherein said second processor generates said disk signal by dividing the rate at which said units are determined by a desired value.
11. The apparatus of claim 9, wherein said plurality of annunciators comprises first, second and third annunciators, wherein said first, second and third annunciators are positioned along a line, wherein said second annunciator is positioned between said first and third annunciators.
12. The apparatus of claim 11, wherein said first and third annunciators are arrow shaped, wherein first and third annunciators can be made visible at said rate at which said units are determined and can be made visible at said rate of disk rotation and wherein said second annunciator can be made visible at said rate of disk rotation.
13. The apparatus of claim 1, further comprising a light converter for converting light to an electrical signal, said light converter connected to said second processor.

14. The apparatus of claim 13, wherein said second processor is capable of generating and receiving communication signals through said light converter, wherein said second processor is capable of echoing portions of said energy signal through said light converter.
15. Apparatus for electronically displaying metered electrical energy, said electrical energy comprising voltage and current characteristics, wherein voltage and current signals representative of said voltage and current characteristics are provided, said apparatus comprising:
a first processor, connected to receive said voltage and current signals, for concurrently determining units of electrical energy from said voltage and current signals, wherein said units of electrical energy comprise watt units and apparent reactive energy units and for generating an energy signal representative of said units and the rate at which said units are determined;
a second processor for receiving said energy signal, for generating display signals in response to said energy signal, said display signals being representative of said watt units and said apparent reactive energy units and said rate at which said units are determined; and
a display, connected to receive said display signals, for displaying said watt units, said apparent reactive energy units and said rate at which said units are determined, whereby multiple meter functions are concurrently displayed.
16. The apparatus of claim 15, wherein said display comprises a liquid crystal display, said display comprises a plurality of visible annunciators, wherein certain of said annunciators are arrow shaped.
17. The apparatus of claim 16, wherein said second processor generates said display signal whereby select annunciators are made visible at select times.

18. The apparatus of claim 15, wherein said second processor generates in response to said energy signal a disk signal representative of a rate of disk rotation in relation to said rate at which said units are determined
19. The apparatus of claim 18, wherein said second processor generates said disk signal by dividing the rate at which said units are determined by a desired value.
20. The apparatus of claim 19, wherein said plurality of annunciators comprises first and second sets of first, second and third annunciators, wherein set of said first, second and third annunciators are positioned along a line, wherein said second annunciator is positioned between said first and third annunciators.
21. The apparatus of claim 20, wherein said first and third annunciators in each of said first and second sets are arrow shaped, wherein first and third annunciators can be made visible at said rate at which said units are determined and can be made visible at said rate of disk rotation and wherein said second annunciator can be made visible at said rate of disk rotation.
22. The apparatus of claim 21, wherein said first and third annunciators of said first set have a solid arrow shape and wherein said first and third annunciators of said second set have an open arrow shape.

23. Apparatus for electronically displaying metered electrical energy, said electrical energy comprising voltage and current characteristics, wherein voltage and current signals representative of said voltage and current characteristics are provided, said apparatus comprising:
a first processor, connected to receive said voltage and current signals, for metering multiple types of electrical energy from said voltage and current signals and for generating energy signals representative of said multiple types of electrical energy;
a first converter for converting an electrical output signal to light; and
a second processor, connected to said first converter, for receiving said energy signals, for generating said output signal in response to said energy signals, wherein the generation of said output signal comprises multiplexing said energy signals into said output signal.
24. The apparatus of claim 23, wherein said first converter comprises a light emitting diode.
25. The apparatus of claim 23, wherein said second processor generates said output signal by time multiplexing said energy signals, whereby energy signals resulting from different meter functions can be transmitted from said first converter.
26. The apparatus of claim 23, wherein said second processor multiplexes only certain of said energy signals in response to a control signal.
27. The apparatus of claim 23, further comprising a second converter for converting light into an electrical signal
28. The apparatus of claim 27, wherein those portions output by said second processor are determined by a communication signal transmitted to said second processor through said second converter.

29. The apparatus of claim 23, wherein said first processor generates said energy signals so that said energy signals are further representative of the rate at which each of said multiple types of electrical energy are metered.
30. The apparatus of claim 29, wherein said second processor generates said output signal by time multiplexing said energy signals, whereby the rate at which each of said multiple types of electrical energy are metered can be transmitted from said first converter.
31. The apparatus of claim 30, wherein said second processor generates, in response to said energy signals, disk signals representative of a rate of disk rotation in relation to said rate at which each of said multiple types of electrical energy are metered.
32. A method for electronically displaying metered electrical energy, said electrical energy comprising voltage and current characteristics, wherein voltage and current signals representative of said voltage and current characteristics are provided, said method comprising the steps of:
determining units of electrical energy from said voltage and current signals and generating an energy signal representative of the determination of said units and the rate at which said units are determined;
generating in response to said energy signal a disk signal representative of a rate of disk rotation in relation to said rate at which said units are determined;
generating a display signal in response to said energy signal and said disk signal, said display signal being representative of said units, said rate at which said units are determined and said rate of disk rotation; and
displaying said units, said rate at which said units are determined and said rate of disk rotation, concurrently.

33. A method for electronically displaying metered electrical energy, said electrical energy comprising voltage and current characteristics, wherein voltage and current signals representative of said voltage and current characteristics are provided, said method comprising the steps of:
concurrently determining units of electrical energy from said voltage and current signals, wherein said units of electrical energy comprise watt units and apparent reactive energy units and generating an energy signal representative of the determination of said units and the rate at which said units are determined;
generating a display signal in response to said energy signal, said display signal being representative of said watt units and said apparent reactive energy units and said rate at which said units are determined; and
displaying said watt units, said apparent reactive energy units and said rate at which said units are determined, whereby multiple meter functions are concurrently displayed.
34. A method for electronically displaying metered electrical energy, said electrical energy comprising voltage and current characteristics, wherein voltage and current signals representative of said voltage and current characteristics are provided, said method comprising the steps of:
metering multiple types of electrical energy from said voltage and current signals and for generating energy signals representative of said multiple types of electrical energy;
generating said output signal in response to said energy signals, wherein the generation of said output signal comprises multiplexing said energy signals into said output signal; and
converting said output signal to light.