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Class Information
Number: 315/312
Name: Electric lamp and discharge devices: systems > Plural load device systems
Description: Systems having a plurality of load devices connected in the system.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7821212 |
Networkable controllers for LED lighting |
Oct. 26, 2010 |
| 7812551 |
Lighting control method having a light output ramping function |
Oct. 12, 2010 |
| 7812546 |
Circuit structure for driving a plurality of cold cathode fluorescent lamps |
Oct. 12, 2010 |
| 7812543 |
Modular wireless lighting control system using a common ballast control interface |
Oct. 12, 2010 |
| 7804482 |
LCD and backlight module thereof |
Sep. 28, 2010 |
| 7800319 |
Lighting control system having a security system input |
Sep. 21, 2010 |
| 7800318 |
Power supply device for a LCD backlight panel |
Sep. 21, 2010 |
| 7798662 |
File system for a stage lighting array system |
Sep. 21, 2010 |
| 7795822 |
Light source controller and image display device |
Sep. 14, 2010 |
| 7795821 |
Back light unit having a plurality of luminous elements and control method thereof |
Sep. 14, 2010 |
| 7791492 |
Wireless communication based safer street lamp control system |
Sep. 7, 2010 |
| 7791289 |
Color adjustable lamp |
Sep. 7, 2010 |
| 7791287 |
Multiple-cell LED arrangement, related cell and manufacturing process |
Sep. 7, 2010 |
| 7791286 |
Inverter circuit, fluorescent tube lighting apparatus, backlight apparatus, and liquid crystal display |
Sep. 7, 2010 |
| 7788833 |
Animated light source and method |
Sep. 7, 2010 |
| 7786683 |
Circuit arrangement and method for operating at least one electric lamp and at least one LED |
Aug. 31, 2010 |
| 7786681 |
Inverter circuit, fluorescent tube lighting apparatus, backlight apparatus, and liquid crystal display |
Aug. 31, 2010 |
| 7781989 |
Discharge lamp drive control circuit |
Aug. 24, 2010 |
| 7781979 |
Methods and apparatus for controlling series-connected LEDs |
Aug. 24, 2010 |
| 7781978 |
Vehicular lamp |
Aug. 24, 2010 |
| 7777704 |
System and method for controlling a multi-string light emitting diode backlighting system for an electronic display |
Aug. 17, 2010 |
| 7777431 |
Inverter circuit, fluorescent bulb operating device, backlight device, and liquid crystal display device |
Aug. 17, 2010 |
| 7777430 |
Light emitting diode replacement lamp |
Aug. 17, 2010 |
| 7777425 |
Backlight circuit for LCD panel |
Aug. 17, 2010 |
| 7777424 |
Method and apparatus for controlling an input voltage to a light emitting diode |
Aug. 17, 2010 |
| 7772787 |
Light source and method for optimising illumination characteristics thereof |
Aug. 10, 2010 |
| 7768216 |
Control circuit and method for controlling light emitting diodes |
Aug. 3, 2010 |
| 7764022 |
Power supply apparatus and display apparatus |
Jul. 27, 2010 |
| 7759882 |
Color control for scanning backlight |
Jul. 20, 2010 |
| 7759877 |
Driving system for electronic device and current balancing circuit thereof |
Jul. 20, 2010 |
| 7759876 |
LED lighting apparatus |
Jul. 20, 2010 |
| 7755301 |
Backlight unit for liquid crystal display |
Jul. 13, 2010 |
| 7750581 |
Driver system and method for multiple cold-cathode fluorescent lamps and/or external-electrode fluorescent lamps |
Jul. 6, 2010 |
| 7750579 |
LED driving device with variable light intensity |
Jul. 6, 2010 |
| 7748877 |
Multi-mode bulb |
Jul. 6, 2010 |
| 7746008 |
Group control type fluorescent, LED and/or halide lighting control system |
Jun. 29, 2010 |
| 7746007 |
LED backlight circuit system |
Jun. 29, 2010 |
| 7741790 |
Backlight system having a lamp current balance and feedback mechanism and related method thereof |
Jun. 22, 2010 |
| 7741788 |
Light emitting apparatus with current limiting |
Jun. 22, 2010 |
| 7741784 |
Apparatus for driving a light source and liquid crystal display device using the same |
Jun. 22, 2010 |
| 7733034 |
Single inductor serial-parallel LED driver |
Jun. 8, 2010 |
| 7723929 |
Variable inductive power supply arrangement for cold cathode fluorescent lamps |
May. 25, 2010 |
| 7719208 |
Color control method for LED lighting systems |
May. 18, 2010 |
| 7714521 |
Methods and system for controlling an illuminating apparatus |
May. 11, 2010 |
| 7714517 |
LED driver with current sink control and applications of the same |
May. 11, 2010 |
| 7714516 |
Lighting control apparatus for vehicle lamp |
May. 11, 2010 |
| 7714515 |
LED driver system and method |
May. 11, 2010 |
| 7710050 |
Series connected power supply for semiconductor-based vehicle lighting systems |
May. 4, 2010 |
| 7710047 |
System and method for driving LED |
May. 4, 2010 |
| 7705547 |
High-side current sense hysteretic LED controller |
Apr. 27, 2010 |
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