U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Icon_funbox Quotables

"What, sir, would you make a ship sail against the wind and currents by lighting a bonfire under her deck? I pray you, excuse me, I have not the time to listen to such nonsense."

Napoleon Bonaparte ; When told of the Robert Fulton steamboat

Newsletter  PatentStorm News

Make the Most of Our Site

See this month's Top Inventors and Most Cited Patents.

Stay on top of the latest innovations by subscribing to an RSS feed.

Registered users: Manage your profile.

 

Class 315/300 - Current generator control


Subclass of Class 315 - Electric lamp and discharge devices: systems
Definition: Systems , wherein one of the regulating means is a generator
No. of applications: 8
Last issue date: 01/29/2009


Application No.Application TitleIssue Date
20090026980DIMMING SYSTEM POWERED BY TWO CURRENT SOURCES AND HAVING AN OPERATION INDICATOR MODULE
A dimming system and method of operating the same are provided. The dimming system includes a first terminal configured to operatively connect to a first conductive line, a second terminal configured to operatively connect to a second conductive line, and a third termin...
01/29/2009
20080191643Systems and Methods for Split Processor Control in a Solid State Lighting Panel
Provided are systems and methods for controlling a solid state lighting panel. A system according to some embodiments of the invention includes a first microprocessor operative to perform color management data processing and generate emitter control data values. The sys...
08/14/2008
20080164828ELECTRONIC CIRCUIT FOR DRIVING A DIODE LOAD
An electronic circuit includes circuit portions for identifying a largest voltage drop through one of a plurality of series connected diode strings and for controlling a boost switching regulator according to the largest voltage drop. The electronic circuit can sense an...
07/10/2008
20060108951Circuit arrangement for operating a high pressure discharge lamp
A circuit arrangement for operating a high pressure discharge lamp comprises a down converter equipped with an output capacitor and a commutator equipped with an ignition choke. The amplitude of the DC current generated by the down converter is controlled by means of a ...
05/25/2006
20060061303Lighting control circuit for vehicle lighting equipment
An LED is connected to a power supply circuit, and a Zener diode is reverse-connected to the LED and then packaged in an LED package. When a load of the power supply circuit is lightened due to disconnection in the LED package, an output voltage of the power supply circ...
03/23/2006
20060033455Method and apparatus for driving discharge lamps in a floating configuration
A technique is described that facilitates sensing current through a load. A method according to the technique includes mounting a discharge lamp in a floating point configuration, sensing current through the discharge lamp, and controlling current through the discharge ...
02/16/2006
20060022615Organic light emitting device
An organic light emitting device driver for driving an organic light emitting device including a plurality of unit pixels each of which includes an organic light emitting element, the organic light emitting device driver includes: a discharge unit for generating a disch...
02/02/2006
20050116657Power control apparatus for a display device and method of controlling the same
A power control apparatus for a display device that measures a power supply voltage and a cathode voltage and adjusts electrical characteristics that deviate from predetermined conditions to satisfy the conditions, thus preventing damage of a panel due to an excessive c...
06/02/2005
 
Sign InRegister
Username  
Password   
forgot password?