Light Analyzer Device

• US 20090323065A1
• Filed: 06/30/2008
• Published: 12/31/2009
• Est. Priority Date: 06/30/2008
• Status: Abandoned Application

• Current Assignee: Lucent Technologies, Inc. (Nokia Corporation)
• Original Assignee: Lucent Technologies, Inc. (Nokia Corporation)
• Inventors: Wolfson, Paul Daniel, Goldman, Stuart Owen
• Application Number:
  US12/165,642
• Publication Number:
  US 20090323065A1
• Time in Patent Office: Days
• US Class Current: 356/402
• CPC Class Codes: G01D 7/005 Indication of measured value by colour change
• CPC Class Codes: G01J 3/02 Details
• CPC Class Codes: G01J 3/0264 Electrical interface; User interface
• CPC Class Codes: G01J 3/0272 Handheld
• CPC Class Codes: G01J 3/50 using electric radiation detectors

Abstract

Apparatus including photodetector device, signal output device, and housing configured to be held in human hand. Signal output device is configured for emitting perceived color signal corresponding to light color data detected by photodetector device. Method that includes: providing apparatus configured to be held in human hand and having photodetector device and signal output device; causing photodetector device to detect light color data from light source; and causing signal output device to emit perceived color signal corresponding to detected light color data.

Claims

1. An apparatus, comprising:

a housing configured to be held in a human hand;

a photodetector device in the housing; and

a signal output device in the housing;

wherein the signal output device is configured for emitting a perceived color signal corresponding to light color data detected by the photodetector device.

2. The apparatus of claim 1, wherein the photodetector device includes a plurality of photodetectors.

3. The apparatus of claim 2, wherein each of the plurality of photodetectors is configured for selectively detecting light within a different color wavelength range.

4. The apparatus of claim 3, wherein each of the plurality of photodetectors is configured for detecting an intensity of the light within the color wavelength range.

5. The apparatus of claim 1, wherein the signal output device is configured for generating the perceived color signal in at least one mode selected from a group consisting of:

a sound signal, a vibration signal, a light signal, and a tactile pixel array signal.

6. The apparatus of claim 1, including circuit logic configured for analyzing the light color data and for generating the perceived color signal.

7. The apparatus of claim 1, including circuit logic;

wherein the photodetector device includes a plurality of photodetectors, and the circuit logic is configured for analyzing the light color data to produce light intensity data, and wherein the circuit logic is configured for generating the perceived color signal.

8. The apparatus of claim 1, including circuit logic;

wherein the photodetector device includes a plurality of photodetectors, and wherein the apparatus is configured for accessing perceptual color space data, and wherein the circuit logic is configured for utilizing perceptual color space data to analyze the light color data, and wherein the circuit logic is configured for generating the perceived color signal.

9. The apparatus of claim 1, including circuit logic;

wherein the photodetector device includes a plurality of photodetectors, and wherein the circuit logic is configured for determining a perceived color corresponding to light color data detected by at least two photodetectors, and wherein the circuit logic is configured for generating the perceived color signal.

10. The apparatus of claim 1, including circuit logic;

wherein the photodetector device includes a plurality of photodetectors, and wherein the apparatus is configured for accessing output wavelength reference data for a light-emitting device, and wherein the apparatus is configured for analyzing the light color data together with the output wavelength reference data, and wherein the circuit logic is configured for generating the perceived color signal.

11. The apparatus of claim 1, including a light-emitting device.

12. The apparatus of claim 1, including circuit logic and a light-emitting device;

wherein the apparatus is configured for accessing output wavelength reference data for the light-emitting device, and wherein the circuit logic is configured for analyzing the light color data together with the output wavelength reference data, and wherein the circuit logic is configured for generating the perceived color signal.

13. The apparatus of claim 1, including a light processing device configured for directing light onto the photodetector, the light processing device including at least one member selected from a group consisting of a differential grating, a prism, and a mirror.

14. A method, comprising:

providing an apparatus configured to be held in a human hand, including a photodetector device and a signal output device;

causing the photodetector device to detect light color data from a light source; and

causing the signal output device to emit a perceived color signal corresponding to the detected light color data.

15. The method of claim 14, wherein the photodetector device includes a plurality of photodetectors, and wherein causing the photodetector device to detect light color data includes causing each of the plurality of photodetectors to selectively detect light within a different color wavelength range.

16. The method of claim 15, including causing each of the plurality of photodetectors to detect an intensity of the light within the color wavelength range.

17. The method of claim 14, wherein causing the signal output device to emit a perceived color signal includes causing the signal output device to generate at least one signal selected from a group consisting of a sound signal, a vibration signal, a light signal, and a tactile pixel array signal.

18. The method of claim 14, wherein providing the apparatus includes providing circuit logic and a plurality of photodetectors;

and wherein the method includes causing the circuit logic to analyze the light color data to produce light intensity data, and to generate the perceived color signal.

19. The method of claim 14, wherein providing the apparatus includes providing circuit logic and a plurality of photodetectors;

wherein the method includes causing the circuit logic to access perceptual color space data, and wherein the method includes causing the circuit logic to analyze the light color data together with perceptual color space data, and to generate the perceived color signal.

20. The method of claim 14, wherein providing the apparatus includes providing circuit logic and a plurality of photodetectors;

and wherein the method includes causing the circuit logic to select one among a plurality of fixed perceived color signals corresponding to the light color data, and to generate the perceived color signal.