Matches 1 - 50 out of 59 1 2 >


Match Document Document Title
US20110215992 LARGE SCALE LED DISPLAY  
A large scale LED display has a cable and rigid link support structure for a number of LED modules. The cable and rigid link support structure is flexible but has sufficient structural integrity...
US20120098735 Digit Display  
Various embodiments of a digit display are provided. In one aspect, a digit display comprises at least one display unit. The at least one digit unit comprises twenty-eight character segments that...
US20080291121 DISPLAY FOR SONAR  
A low cost, low power consuming display for a solid state depth locator is provided. The display has no moving parts yet provides a real-time output indicative of the depth, size and density of...
US20090284445 LED DATA INPUT SCHEME WITH SEQUENTIAL SCAN METHOD AND CASCADE CONNECTION FOR LIGHT EMITTING DIODE (LED) DISPLAY SYSTEM  
This invention is an architecture of Driver IC used by the LED light systems. Each Driver IC comprises at least one Drive Cell that connects to an individual LED. The LED data are transmitted via...
US20060022898 Light emitting diode driver circuit with current compensation  
The present invention provides a light emitting diode driver circuit with current compensation. A plurality of LEDs are arranged in matrix form, the panel and the switches have circuit resistance,...
US20080062070 LED BRIGHTNESS COMPENSATION SYSTEM AND METHOD  
LED brightness compensation system and method to account for aging and/or temperature effects on LED brightness. The system includes one or more LEDs and a circuit coupled to the LEDs to maintain...
US20080186256 Security television simulator  
Method and apparatus for simulating an operating television for the purpose of deterring potential intruders by providing the appearance that one or more occupants are at home. Realistic...
US20050210722 Foldable electronic display  
A foldable electronic display, also known as a variable or changeable message sign, displays important or emergency messages for the control of roadway and highway traffic. The self-contained...
US20080106493 LASER DISPLAY HAVING REDUCED POWER CONSUMPTION AND METHOD OF OPERATING THE SAME  
A laser image projector display system (200) includes laser operating electronics (208, 210, 212, 400, 500, 700) that selectively operates a laser diode at a bias that is low enough to save energy...
US20150220297 LED Video Display Remote Power Consumption Monitoring and Self-Diagnostic System  
In a LED display and method of operation thereof, a current drawn by each lighting unit of a number of tiled lighting units, each of which includes a number of LEDs, is determined and compared to...
US20070008258 Optical communication system, lighting equipment and terminal equipment used therein  
A communication system has lighting equipment that has transmitter comprising multiple light-emitting elements that each emit light of different wavelengths and terminal equipment that has...
US20050104805 Portable electronic apparatus  
A portable electronic apparatus has a display for displaying display segments. A selecting circuit selects one of the display segments displayed by the display. A display brightness controller...
US20060214876 Electronic device having a light bus for controlling light emitting elements  
An apparatus for driving a plurality of light emitting diodes (LEDs) includes a general purpose input/output (GPIO) for outputting a control signal. The apparatus further includes a plurality of...
US20070279322 NUMERIC DISPLAY  
A numeric display, comprising a matrix having nominally m columns by n rows, a plurality of light emitting diodes populating at least some of the matrix, first and second void areas within the...
US20080068298 System and method for constant power LED driving and a redundancy dircuit thereof  
A constant power DC light emitting diode (LED) driving system and method is disclosed. The system comprises a plurality of LED, a DC voltage source for LED current generation, and a...
US20080055196 Light emitting element driver and light emitting element driving method  
In a high luminance area having a target luminance L of not lower than a preset reference luminance L0, the light emitting element driver of the invention adopts a direct current drive mode and...
US20060109205 High Efficiency multi-mode charge pump based LED driver  
A high efficiency multi-mode charge pump based LED driver comprising a multi-mode charge pump and a LED driver controls the brightness level of at least one group of a plurality of LEDs, which is...
US20090146917 Enumeration system and method for a led display  
A system and method are provided for a pixel module to determine its location in a large scale LED display. The system and method determine the pixel module's location based upon the data received...
US20070171147 Apparatus and method for representation gradation  
An apparatus and method for representing gradation are provided. The apparatus for representing gradation comprises a diode which emits light with an intensity which is proportional to the current...
US20070257860 SYSTEM AND METHOD FOR DRIVING BI-COLOR LED  
A method of driving LED pairs comprising: providing a plurality of LED pairs each exhibiting a parallel reverse anode to cathode arrangement and each comprising a first LED and a second LED;...
US20150049005 LED BLOCK DISPLAY APPARATUS FOR PROVIDING EDUCATIONAL FUNCTION AND CONTROL METHOD THEREOF  
According to one embodiment of the present invention, an LED block display apparatus for providing an educational function comprises: a plurality of LED blocks that include a plurality of color...
US20110102304 PORTABLE ELECTRONIC DISPLAY SYSTEM FOR TEXTILE APPLICATIONS  
A portable electronic display system includes a display module having at least one circuit board with an LED driver, light emitting diodes attached to the circuit board, and at least one terminal...
US20090146919 Large Scale LED Display  
A large scale LED display has a number of display panels each having a cable and spacer support structure for a number of LED modules. Adjacent display panels are connected together by a number of...
US20080048933 Display device capable of automatically adjusting display orientation and the display segment arrangement thereof  
The present invention provides a display device capable of automatically adjusting display orientation and the display segment arrangement thereof. The display device is provided for an electronic...
US20060033680 Plasma display apparatus including an energy recovery circuit  
The present invention generally relates a plasma display panel apparatus, and more particularly to a plasma display apparatus including an energy recovery circuit. A plasma display apparatus of...
US20100066648 DISPLAY APPARATUS  
A display apparatus for displaying indications using liquid crystal or Light-Emitting Diodes (LEDs) that includes a 12-segment display, including a first segment horizontally disposed with an...
US20070115209 Luminance control apparatus for light emitting device  
A luminance control apparatus for a backlight of a display device in a vehicle has a first transistor and a second transistor connected to the backlight. The first transistor is controlled by...
US20070152909 Led device  
An LED device comprises first to N-th (N is an integer of 2 or more) LEDs each having one end connected to one another and having different emission colors, and first to N-th transistors each...
US20090133299 Message display balloon  
A dynamic messaging system comprises a balloon, a lighting array disposed within the balloon and further comprising a plurality of light-emitting diodes, a power source connected to the lighting...
US20060214878 Light emitting device single-cluster lamp control system  
A light emitting device single-cluster lamp control system makes use of a central controller connected with several mutually cascading signal distributors to process already-edited video or...
US20110057962 DISPLAY DEVICE  
Display device, with a plurality of display elements arranged in the shape of a bar, wherein each display element can represent at least one first display state (off) and one second display state...
US20110227875 ORGANIC LIGHT EMITTING DIODE DISPLAY AND TOUCH CONTROLLED DISPLAY DEVICE HAVING THE SAME  
An organic light emitting diode display and touch controlled display device having the same are disclosed. The organic light emitting diode display includes: a display area including an organic...
US20140125561 System and Method for Displaying Characters  
The present invention provides a system and method for displaying characters, including: rotary component (1), power supply (2,9), said power supply (2) is connected to said rotary component (1);...
US20080074348 LIGHT-EMITTING APPARATUS AND DRIVING CIRCUIT THEREOF  
An apparatus for driving an LED includes a power conversion module and a protection module. The power conversion module shifts the potential of an input voltage upward or downward according to a...
US20110148812 OLED DEVICE WITH CAPACITIVE PROXIMITY SENSING MEANS  
An OLED device comprised of: an OLED means, a capacitive proximity sensing means for sensing a change in a capacitance, a mechanical element, and a means to provide a signal, wherein the OLED...
US20120032991 ORGANIC LIGHT EMITTING DIODE DRIVER  
There is provided an organic light emitting diode driver being capable of compensating for pixel deterioration in real time during the driving of pixels by selectively compensating pixels,...
US20110018849 SYSTEM, METHOD AND APPARATUS FOR IMBEDDING A DISPLAY IN A BEZEL  
An application for a bezel with an internal graphics display system. The display system arranged to display static, dynamic or moving graphical images. The graphics display system consists of a...
US20070182666 CURTAIN DISPLAY UNIT FOR LIGHT EMITTING ELEMENTS  
A display unit, a display system, and a method of manufacturing thereof are disclosed. The display unit includes a first substrate and a second substrate attached to the first substrate to form a...
US20060227070 LED drive circuit  
A plurality of grids of LED segments form an LED array. Each grid includes a plurality of LED segments connected in a common cathode configuration at a common cathode node. A high side driver is...
US20070210985 Three dimensional imaging system  
The subject apparatus is a three dimensional imaging system adapted to capture an actual object image from one location to be transmitted to a remote location for a continuous duplication of such...
US20060125716 Light-emitting diode display with compartment  
A display segment includes a carrier, a first light-emitting diode attached to the carrier, and a second light-emitting diode attached to the carrier. An intermediate reflector structure is...
US20050285814 Electroluminescent display  
A driver circuit drives an electroluminescent display (1) which comprises a matrix of display pixels (10) associated with intersections of data electrodes (12) and select electrodes (11). The...
US20060232501 Method and apparatus for implementing a pulse skip method of controlling light intensity  
A method and an apparatus for modulating light emitted by an at least one LEDs using a pulse skip modulation technique (PSM). The apparatus having an at least one first LED adapted to output at...
US20070097023 Display device and board supporting structure  
Provided are a display device and a board supporting structure. The board supporting structure includes: a board; a main frame to which the board is fixed; a receiving portion formed at the main...
US20080136796 METHODS AND APPARATUS FOR DISPLAYING IMAGES ON A MOVING DISPLAY UNIT  
Methods and apparatus for maintaining displayed imagery stationary relative to the physical surroundings when the imagery is displayed on a display device which moves (e.g., translates and/or...
US20070257861 Circuit and methodology for supplying pulsed current to a load, such as a light emitting diode  
A circuit for controlling pulsed current to a load, one application of which is in LED dimmer circuitry, comprises first and second reference nodes for receiving a supply voltage, an input node...
US20090040140 METHOD FOR DISPLAYING A SINGLE IMAGE FOR DIAGNOSTIC PURPOSE WITHOUT INTERRUPTING AN OBSERVER'S PERCEPTION OF THE DISPLAY OF A SEQUENCE OF IMAGES  
A method displays a single image on a graphical display for diagnostic purpose, without interrupting an observer's perception of the display of a sequence of images. Under that method, a sequence...
US20090273594 Apparatus and drive method for light emitting device array  
A system and drive method for compensating intensity variation due to variation of operating cycles in a dynamically controlled system comprising a plurality of light emitting devices are provided...
US20120032938 ORGANIC LIGHT-EMITTING DISPLAY APPARATUS AND METHOD OF PROVIDING POWER THEREIN  
An organic light-emitting display apparatus and method of providing power in the organic light-emitting display apparatus. The organic light-emitting display apparatus including an organic...
US20080018556 Method for Micropackaging of Leds and Micropackage  
A micropackage including a substrate composed of a flexible plastic material having laminated on opposite sides thereof films of a conductive metal. A cavity is formed in the substrate with the...

Matches 1 - 50 out of 59 1 2 >