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Class Information
Number: 315/151
Name: Electric lamp and discharge devices: systems > With radiant energy sensitive control means > Load device irradiating the radiant energy responsive device
Description: Systems having the radiant energy sensitive device arranged with respect to the load device so that radiant energy generated by the load device is applied to the radiant energy sensitive device.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7628507 |
Radiance output and temperature controlled LED radiance source |
Dec. 8, 2009 |
| 7576309 |
Illuminating device, electro-optical device, and electronic apparatus |
Aug. 18, 2009 |
| 7514662 |
Illuminating device, electro-optical device, and electronic apparatus |
Apr. 7, 2009 |
| 7116055 |
Apparatus and methods for making spectroscopic measurements of cathode fall in fluorescent lamps |
Oct. 3, 2006 |
| 7113541 |
Method for software driven generation of multiple simultaneous high speed pulse width modulated signals |
Sep. 26, 2006 |
| 7095309 |
Thermoelastic actuator design |
Aug. 22, 2006 |
| 7091675 |
Driving apparatus for cold cathode fluorescent lamps |
Aug. 15, 2006 |
| 7015447 |
Illuminance calibrating method of illuminator, illuminance calibration controller of illuminator, illuminance calibrating program of illuminator, recording medium storing the program and measu |
Mar. 21, 2006 |
| 6952082 |
Microwave excited ultraviolet lamp system with single electrical interconnection |
Oct. 4, 2005 |
| 6841771 |
Optical coupling device and light-receiving circuit of same |
Jan. 11, 2005 |
| 6686706 |
Device having three transistors for driving light-emitting element |
Feb. 3, 2004 |
| 6624585 |
Ultra-compact igniter circuit for arc discharge lamp |
Sep. 23, 2003 |
| 6617795 |
Multichip LED package with in-package quantitative and spectral sensing capability and digital signal output |
Sep. 9, 2003 |
| 6535829 |
System for calculating exposure energy |
Mar. 18, 2003 |
| 6510168 |
Laser diode drive circuit |
Jan. 21, 2003 |
| 6452340 |
Luminaire starting aid device |
Sep. 17, 2002 |
| 6407512 |
Flashing device of an automatic light-regulation type |
Jun. 18, 2002 |
| 6252355 |
Methods and apparatus for controlling the intensity and/or efficiency of a fluorescent lamp |
Jun. 26, 2001 |
| 6160351 |
Illumination control apparatus for controlling illumination by detecting external magnetic field |
Dec. 12, 2000 |
| 6150770 |
Flash apparatus |
Nov. 21, 2000 |
| 6097159 |
Drive circuit of light emitting element |
Aug. 1, 2000 |
| 6094016 |
Electronic ballast |
Jul. 25, 2000 |
| 6081076 |
Fill-in light emitting apparatus and still video camera |
Jun. 27, 2000 |
| 6072281 |
Fill-in light emitting apparatus and still video camera |
Jun. 6, 2000 |
| 6028396 |
Luminaire diagnostic system |
Feb. 22, 2000 |
| 5994844 |
Video lighthead with dimmer control and stabilized intensity |
Nov. 30, 1999 |
| 5990628 |
Light level sensor for detecting the level of incident light and discriminating between natural and artificial light |
Nov. 23, 1999 |
| 5952794 |
Method of sampling an electrical lamp parameter for detecting arc instabilities |
Sep. 14, 1999 |
| 5896014 |
Fill-in light emitting apparatus and still video camera |
Apr. 20, 1999 |
| 5894200 |
Two terminal method of and apparatus for improving electrical and light producing efficiency in low voltage direct current incandescent lamp intensity control |
Apr. 13, 1999 |
| 5892330 |
Manually controlable light feedback adjustment device for gas discharge lighting systems |
Apr. 6, 1999 |
| 5892331 |
Lamp control responsive to rapid increases in ambient light |
Apr. 6, 1999 |
| 5856665 |
Arc lamp stabilization and intensity control for imaging microscopy |
Jan. 5, 1999 |
| 5828178 |
High intensity discharge lamp color |
Oct. 27, 1998 |
| 5821527 |
Method and apparatus for exposure control in light-based measurement instruments |
Oct. 13, 1998 |
| 5744913 |
Fluorescent lamp apparatus with integral dimming control |
Apr. 28, 1998 |
| 5712535 |
Fill-in light emitting apparatus and still video camera |
Jan. 27, 1998 |
| 5705898 |
Lighting circuit for discharge lamp which restricts inversion of output voltage polarity |
Jan. 6, 1998 |
| 5698952 |
Method and apparatus for direct current pulsed ionization lighting |
Dec. 16, 1997 |
| 5670846 |
Full power light control |
Sep. 23, 1997 |
| 5598067 |
Electroluminescent device as a source for a scanner |
Jan. 28, 1997 |
| 5583397 |
Strobe apparatus with color temperature control |
Dec. 10, 1996 |
| 5552676 |
Control device for an appliance consuming electric power |
Sep. 3, 1996 |
| 5521708 |
Correlated color temperature detector |
May. 28, 1996 |
| 5489821 |
Lamp oscillator for atomic frequency standards |
Feb. 6, 1996 |
| 5461285 |
Switching arrangement |
Oct. 24, 1995 |
| 5455488 |
Miniature light-activated lamp control apparatus and the like |
Oct. 3, 1995 |
| 5449976 |
Control unit for controlling a strobe light or the like |
Sep. 12, 1995 |
| 5446342 |
Light-output-controlled fluorescent lighting fixture |
Aug. 29, 1995 |
| 5446343 |
Anti-flicker night light |
Aug. 29, 1995 |
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