Light-emitting diode light source control method

Abstract

A light-emitting diode (LED) light source control method is disclosed. The light-emitting diode light source control method is used for controlling a composite and a single color LED light source. The composite color LED light source can provide two of the three original red, green and blue color lights and the single color LED light source provides the third original color. The composite and the single color LED light sources provide illuminations sequentially so that the light sources need not to be turned on continually and the data generated by the composite and the single color lights on the red, green and blue channels of image sensors can be processed sequentially.

1. A light-emitting diode light source control method used for controlling composite color light- emitting diodes  and at least one single color light-emitting diodes  diode as a light source, said method comprising:
 turning on the composite color light-emitting diodes and processing data generated by the  an illumination of the at least one single color light-emitting diodes  diode;  
 processing data of a first color generated by the  an illumination of the composite color light-emitting diodes while the composite color light-emitting diodes are still on;  
 turning off the composite color light-emitting diodes, turning on the at least one single color light-emitting diodes  diode and processing data of a second color generated by the illumination of the composite color light-emitting didoes; and  
 turning off the at least one single color light-emitting diodes  diode while turning on the composite color light-emitting diodes again.  
 
     
     
       2. The method according to  claim 1 , wherein said first color and said second color comprise red and green, and wherein said at least one single color light-emitting diode comprises a blue color light-emitting diode. 
     
     
       3. The method according to  claim 1 , wherein said first color and said second color comprise red and blue, and wherein said at least one single color light-emitting diode comprises a green color light-emitting diode. 
     
     
       4. The method according to  claim 1 , wherein said first color and said second color comprise green and blue, and wherein said at least one single color light-emitting diode comprises a red color light-emitting diode. 
     
     
       5. A light-emitting diode light source control method used for controlling composite color light- emitting diodes  and at least one single color light-emitting diodes  diode as a light source, said method comprising:
 turning on the composite color light-emitting diodes and processing data generated by the  an illumination of the at least one single color light-emitting diodes  diode;  
 processing data of red color generated by the  an illumination of the composite color light-emitting diodes while the composite color light-emitting diodes are still on;  
 turning off the composite color light-emitting diodes, turning on the at least one single color light-emitting diodes  diode and processing data of a color generated by the illumination of the composite color light-emitting diodes; and  
 turning off the at least one single color light-emitting diodes  diode while turning on the composite color light-emitting diodes again.  
 
     
     
       6. The method according to  claim 5 , wherein said color comprises blue, and wherein said at least one single color light-emitting diode comprises a green color light-emitting diode. 
     
     
       7. The method according to  claim 5 , wherein said color comprises green, and wherein said at least one single color light-emitting diode comprises a blue color light-emitting diode. 
     
     
       8. A light-emitting diode light source control method used for controlling composite color light- emitting diodes  and at least one single color light-emitting diodes  diode as a light source, said method comprising:
 turning on the composite color light-emitting diodes and processing data generated by the  an illumination of the at least one single color light-emitting diodes  diode;  
 processing data of green color generated by the  an illumination of the composite color light-emitting diodes while the composite color light-emitting diodes are still on;  
 turning off the composite color light-emitting diodes, turning on the at least one single color light-emitting diodes  diode and processing data of a color generated by the illumination of the composite color light-emitting diodes; and  
 turning off the at least one single color light-emitting diodes  diode while turning on the composite color light-emitting diodes again.  
 
     
     
       9. The method of  claim 8 , wherein said color comprises blue, and wherein said at least one single color light-emitting diode comprises a red color light-emitting diode. 
     
     
       10. The method according to  claim 8 , wherein said color comprises red, and wherein said at least one single color light-emitting diode comprises a blue color light-emitting diode. 
     
     
       11. A light-emitting diode light source control method used for controlling composite color light- emitting diodes  and at least one single color light-emitting diodes  diode as a light source, said method comprising:
 turning on the composite color light-emitting diodes and processing data generated by the  an illumination of the at least one single color light-emitting diodes  diode;  
 processing data of blue color generated by the  an illumination of the composite color light-emitting diodes while the composite color light-emitting diodes are still on;  
 turning off the composite color light-emitting diodes, turning on the at least one single color light-emitting diodes  diode and processing data of a color generated by the illumination of the composite color light-emitting diodes; and  
 turning off the at least one single color light-emitting diodes  diode while turning on the composite color light-emitting diodes again.  
 
     
     
       12. The method according to  claim 11 , wherein said color comprises green, and wherein said at least one single color light-emitting diode comprises a red color light-emitting diode. 
     
     
       13. The method according to  claim 11 , wherein said color comprises red, and wherein said at least one single color light-emitting diode comprises a green color light-emitting diode. 
     
     
       14. A light-emitting diode light source control method used for controlling composite and single color light-emitting diodes as a light source of the three  original colors, said method comprising:
 turning on yellow color light-emitting diodes and processing data generated on blue channels of image sensors by the  an illumination of blue color light-emitting diodes on ;  
 processing data of red color generated on red channels of the image sensors by the  an illumination of the yellow color light-emitting diodes while the yellow color light-emitting diodes are still on;  
 turning off the yellow color light-emitting diodes, turning on the blue color light-emitting diode and processing data of green color generated on green channels of the image sensors by the illumination of the yellow color light-emitting diodes; and  
 turning off the blue color light-emitting diodes while turning on the yellow color light-emitting diodes again.  
 
     
     
       15. A method comprising:
   turning on a composite color light - emitting diode;        processing first color data generated by an illumination of a single color light - emitting diode, wherein the first color data is processed while the composite color light - emitting diode is turned on;        processing second color data generated by an illumination of the composite color light - emitting diode, wherein the second color data is processed while the composite color light - emitting diode is on; and        processing third color data generated by the illumination of the composite color light - emitting diode.      
     
     
       16. The method of  claim 15 , further comprising:
   turning off the composite color light - emitting diode, wherein the third color data is processed while the composite color light - emitting diode is off.      
     
     
       17. The method of  claim 15 , wherein the composite color light- emitting diode emits frequencies of light corresponding to both the second and third color data.    
     
     
       18. The method of  claim 15 , wherein the first, second, and third color data each comprise data associated with a different primary color.  
     
     
       19. The method of  claim 15 , further comprising:
   turning off the single color light - emitting diode, wherein the second color data is processed while the single color light - emitting diode is off.      
     
     
       20. The method of  claim 19 , further comprising:
   turning on the single color light - emitting diode, wherein the third color data is processed while the single color light - emitting diode is on.