Patents
Patents for G05D 25 - Control of light, e.g. intensity, colour, phase (1,183)
01/2000
01/18/2000US6015473 Method for producing a precision 3-D measuring apparatus
11/1999
11/18/1999DE19822142A1 Generation of light bundle on a road vehicle for sensing obstructions on a road
11/16/1999US5984862 Device for controlling an amount of light of a lighting unit for an endoscope
10/1999
10/27/1999CN2346000Y Controller for plant illuminance light of plastic greenhouse
07/1999
07/29/1999WO1999038364A1 Distance-based control of lighting parameters
07/27/1999US5929846 Force feedback interface device including grounded sensor system
05/1999
05/25/1999US5907227 Head rail-mounted actuator for window coverings
04/1999
04/27/1999US5898719 Optical frequency stabilizer
04/21/1999CN1214480A Apparatus which includes virtually imaged phased array (VIPA) in combination with wavelength splitter to demultiplex wavelength division multiplexed (WDM) light
04/07/1999CN2312632Y Guest-room electric-appliance control apparatus
03/1999
03/16/1999US5883480 Window covering with head rail-mounted actuator
03/09/1999US5880714 Three-dimensional cursor control interface with force feedback
02/1999
02/25/1999DE19754683C1 Light output reduction method for lighting device using electronically dimmable lamps
02/03/1999EP0862752A4 Head rail-mounted actuator for window coverings
12/1998
12/09/1998EP0852789A4 Method and apparatus for controlling force feedback interface systems utilizing a host computer
12/09/1998CN2300128Y Infrared collection and control device
11/1998
11/11/1998CN1198539A Rear-lighting light-controller for keyboard
10/1998
10/14/1998EP0870296A1 Method and apparatus for providing low cost force feedback and mechanical i/o for computer systems
09/1998
09/30/1998EP0843808A4 Method and apparatus for tracking position and orientation of a stylus and for digitizing a 3-d object
09/09/1998EP0862752A1 Head rail-mounted actuator for window coverings
09/08/1998US5805140 For interfacing motion of users manipulable object with an electrical system
07/1998
07/15/1998EP0852789A1 Method and apparatus for controlling force feedback interface systems utilizing a host computer
07/07/1998US5778146 Light beam heating apparatus
06/1998
06/11/1998WO1998025286A1 Method and device for setting the heating power of a magnetron cathode
05/1998
05/27/1998EP0843808A1 Method and apparatus for tracking position and orientation of a stylus and for digitizing a 3-d object
05/19/1998US5753983 Multi-function control switch for electrically operating devices
05/07/1998DE19644971A1 Constant light arrangement for multiple lighting devices e.g. in work-places and rooms
04/1998
04/21/1998CA2167304C Multi degree of freedom human-computer interface with tracking and forcefeedback
04/14/1998US5739811 Method and apparatus for controlling human-computer interface systems providing force feedback
03/1998
03/31/1998US5734373 Method and apparatus for controlling force feedback interface systems utilizing a host computer
03/26/1998DE19649861C1 Cathode heating regulation method for high frequency generator tube
03/18/1998EP0829935A2 Optical freqency stabilizer
03/17/1998US5729103 Head rail-mounted actuator for window coverings
03/03/1998US5724264 Method and apparatus for tracking the position and orientation of a stylus and for digitizing a 3-D object
03/03/1998US5724141 Distance measuring apparatus
02/1998
02/03/1998US5714855 Head rail-mounted actuator for window coverings
12/1997
12/23/1997US5701140 Method and apparatus for providing a cursor control interface with force feedback
12/16/1997US5698958 Head rail-mounted actuator for window coverings
11/1997
11/20/1997WO1997043705A1 Control system and device for controlling the luminosity in a room
11/19/1997EP0807877A1 System and control device for controlling the brightness of a space
10/1997
10/07/1997US5675487 System for controlling energy through window
09/1997
09/23/1997US5671324 Light beam heating apparatus with optical energy correction compensating for lamp electrode wear and aging
09/04/1997DE19607716A1 Control of window blind or shutter
09/02/1997US5664026 Product optical control method
09/02/1997US5663621 Autonomous, low-cost, automatic window covering system for daylighting applications
08/1997
08/28/1997DE19606674A1 Room lighting control method e.g. for buildings
07/1997
07/03/1997DE19549308A1 Motor vehicle lamp control arrangement for measurements with given type of light
05/1997
05/29/1997WO1997019440A1 Method and apparatus for providing low cost force feedback and mechanical i/o for computer systems
05/22/1997WO1997018501A1 Head rail-mounted actuator for window coverings
05/02/1997EP0770949A1 Photoresponsive device for controlling the lighting in a room
04/1997
04/03/1997WO1997012357A1 Method and apparatus for controlling force feedback interface systems utilizing a host computer
03/1997
03/12/1997CN2249429Y Electronic pin pluging-in disk
02/1997
02/20/1997WO1997006542A1 Multi-function control switch for electrically operating devices
02/20/1997WO1997006410A1 Method and apparatus for tracking position and orientation of a stylus and for digitizing a 3-d object
02/19/1997CN1143211A Multi-medium colour display system
02/19/1997CN1143210A Virtual image display system for reducing peripheral reflection and low radiation
02/18/1997US5604759 Drive circuit for electronic device
02/05/1997CN2246819Y 光电控制器 Optical Controller
01/1997
01/28/1997US5598000 Dual-mode automatic window covering system responsive to AC-induced flicker in ambient illumination
12/1996
12/18/1996CN1138166A Centralized system for monitoring functioning of peripheral appliances, in particular for emergency lighting lamps
12/17/1996US5586048 Intelligent wall switch
12/04/1996EP0745920A1 Centralized system for monitoring the functioning of peripheral appliances, in particular for emergency lighting lamps
11/1996
11/21/1996DE19612795A1 Light intensity controller
11/19/1996US5576727 Electromechanical human-computer interface with force feedback
08/1996
08/08/1996DE19602005A1 Automatic correction of headlamp alignment during positional change of motor vehicle
07/1996
07/17/1996CN1126853A Control of laser light power output for use in light scattering instruments by inducing mode hopping and averaging results
06/1996
06/27/1996DE4443733A1 Method and device for controlling room lighting and/or air- conditioning
06/19/1996CN2229674Y Improved structure of front cover and lens for controller of infrared lamplight
04/1996
04/23/1996US5510609 Electrically controllable optical filter element
02/1996
02/15/1996DE19529164A1 Endoscope illumination control device utilising screening shutter
01/1996
01/09/1996US5483334 Media analysis system for determining properties of different media
01/03/1996EP0690318A1 A method for splicing optical fibers and a splicing apparatus capable of adjusting attenuation
11/1995
11/18/1995CA2123765A1 Low voltage door activated light switch
10/1995
10/18/1995EP0677444A1 Product optical control method
07/1995
07/11/1995US5432633 Intensity adjustable optical system
06/1995
06/21/1995EP0659035A1 Process for controlling the total illumination in a room and device for such a process
03/1995
03/29/1995CN1100619A Medical laser apparatus and diagnosing/curing apparatus using the medical laser apparatus
03/15/1995EP0642776A1 Method to control an anti-glare device and anti-glare device used in the method
03/02/1995DE4328726A1 Arrangement for controlling the optical transparency (light transmission) of a window
01/1995
01/26/1995WO1995002801A1 Three-dimensional mechanical mouse
01/25/1995EP0635715A1 Arrangement for the obtention of an equal instantaneous pressure between two vessels
12/1994
12/22/1994DE4320505A1 Device for the independent open-loop and closed-loop control of mechanical and electromechanical equipment
12/13/1994US5373515 Laser wavelength controlling apparatus
12/01/1994DE4330817C1 Method of controlling an antiglare device, and antiglare device for performing the method
11/1994
11/29/1994CA2123937A1 Novelty shoe
05/1994
05/11/1994WO1994010621A1 A light-adjustment screen by use of the polarizing strips
03/1994
03/01/1994US5289998 Spacecraft
02/1994
02/16/1994CN2156521Y Adjustable arc light launching device
01/1994
01/19/1994EP0579401A1 Optical transmission system including optical repeaters and regenerators
12/1993
12/28/1993CA2099218A1 Optical transmission system
11/1993
11/04/1993DE4214654A1 Intensity compensation of optical system, e.g. rotation sensing system, - measuring intensity distribution in plane, associating distribution with that of lens and altering lens characteristics at corresp. points using e.g. pulsed laser.
10/1993
10/28/1993DE4228927A1 LCD matrix for computerised light transmission control e.g. for office or TV illumination - has transparent passive transducer elements of different size, thickness and shape applied to surface with e.g. colour layers and optical and thermal sensors.
10/19/1993CA1323207C Densitometer method and system for identifying and analyzing printed targets
09/1993
09/30/1993DE4213698C1 Servomotor and automatically adjusted sun visor for road vehicle - uses two vertically spaced groups of sensors to control lowered position of sun visor in dependence on incident radiation
08/1993
08/17/1993US5237169 Installation for controlling the lighting level of premises
08/17/1993US5237168 Control of the level of illumination premises
08/04/1993EP0553867A2 Drive circuit for electronic device
08/03/1993US5233277 Apparatus for controlling the operation of electric motors in sewing machines
06/1993
06/23/1993CN1073536A Method and equipment for controlling YAG Q-regulating laser source
01/1993
01/07/1993EP0521818A1 Room illumination control system
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