4125 results about "Display board" patented technology

Disclosed are devices which include flexible display sheets or other flexible elements, whereas by physically manipulating said flexible display sheets or elements, interaction with said device may be facilitated. Flexibility features may be employed to provide methods of interaction which include manipulating flexible section. Some of said methods of interaction are disclosed. Further disclosed are units which can connect to flexible display sheets, for interacting with said flexible display sheets.

A parking guidance system tracks available parking spaces and leads users to vacant spots through display boards placed at strategic locations in the parking lot. Sensor nodes are deployed at parking spaces or within traffic lanes to monitor parking space occupancy and wirelessly transmit this information. The sensor nodes form a wireless network that routes the knowledge of available spaces to the corresponding display boards and updates them in real time. Parking availability information may also be shared with users in a variety of other ways such as through the Internet, personal digital assistants, computers, mobile telephones, in-vehicle dashboards, and others.

A polymer dispersed display apparatus includes a polymer layer, and a plurality of liquid crystal drops dispersed in the polymer layer. Quantum dots emitting a plurality of colors of light are mixed in the liquid crystal drops. Therefore, the polymer dispersed display apparatus displays colors without the need for a color filter. Thus, the polymer dispersed display apparatus need not include a polarization plate and a color filter, so that a light usage efficiency of the polymer dispersed display apparatus increases.

A luminance characteristic of inputted video data is determined by input video image characteristic detection sections, and polygonal line point master data and polygonal line point correction data are calculated based on the luminance characteristic so as to provide a satisfactory display state using a microcomputer and are outputted to the polygonal line generation sections. The polygonal line point data determining the output gradation characteristic is calculated in polygonal point generation sections and outputted to inter-point gradation operation sections, and operation processing is conducted by using the polygonal point data and the inputted video data in the inter-point operation sections to determine the inter-point gradation and outputted to a display panel.

A direct-viewing type display device according to the present invention includes: at least one display panel having a display region and a frame region formed outside of the display region; and at least one Fresnel lens plate disposed on a viewer side of the at least one display panel with a predetermined interval therefrom. The Fresnel lens plate includes a Fresnel lens region at a position overlapping a region that contains a portion of the frame region of the display panel and a portion of a peripheral display region within the display region that adjoins the portion of the frame region along a first axis. A portion of display light exiting the portion of the peripheral display region is emitted from a region of the Fresnel lens region that overlaps a portion of the frame region, or a region outside the region, toward the viewer side. According to the present invention, there is provided a direct-viewing type display device in which a frame region of a display panel, or a joint in the case of tiling, is made unlikely to be seen, with a structure which is more simple and light-weighted than conventionally.

The present invention provides a cooling device used for a process for heating and cooling a substrate constituting an image display apparatus that uses electron emitting devices. The cooling device includes a cooling plate located opposite the substrate to absorb radiation heat from the substrate. The cooling plate is provided with a high emissivity area in a pattern located opposite to a low emissivity area of the substrate. This suppresses a variation in a temperature distribution in the substrate during cooling, thus preventing the substrate from being distorted or damaged.

The present invention provides a cooling device used for a process for heating and cooling a substrate constituting an image display apparatus that uses electron emitting devices. The cooling device includes a cooling plate located opposite the substrate to absorb radiation heat from the substrate. The cooling plate is provided with a high emissivity area in a pattern located opposite to a low emissivity area of the substrate. This suppresses a variation in a temperature distribution in the substrate during cooling, thus preventing the substrate from being distorted or damaged.

A controller / driver for driving main and sub display panels is composed of first and second memory sections, a color reduction circuit, and a data line driver circuit. The first and second memory sections are used as multipurpose display memories. When the controller / driver is placed in a first mode, the first and second memory sections store therein a pair of image data color-reduced under different conditions for achieving frame rate control. When the controller / driver is placed in a second mode, on the other hand, the first and second memory sections store sub and main image data respectively associated with images to be displayed on main and sub display panels.

The invention discloses a method for detecting classroom attention of a student. The method comprises the following steps: acquiring a classroom scene image; positioning a face and calculating an orientation pose of the face; converting a two-dimensional position of the face in the image into a two-dimensional position thereof in a sitting height datum plane in a classroom, and adding a sitting height priori value of the student to obtain a three-dimensional spatial position of the face in the classroom; through combination of the three-dimensional spatial position of the face and the orientation pose of the face, calculating an attention point of the student on a teaching presentation board. The invention further provides a device for implementing the method. The device comprises a first camera, an identity recognition module, a second camera and a monitoring and analysis module, wherein the first camera is used for acquiring a face image of the incoming student at an entrance of the classroom; the identity recognition module is used for acquiring the identity of the student through the face recognition; the second camera is used for acquiring the classroom scene image; the monitoring and analysis module is used for calculating the attention point of the student on the teaching presentation board. After application of the method and the system, the classroom attention of the student can be accurately monitored to help a teacher to adjust the teaching way in time so as to improve the teaching effect.

An information display board system especially adapted for use by travelers and tourists along an interstate highway. The display board is located at a rest stop or other location readily accessible by road travelers and displays a map of the road along which it is positioned and a listing of hotels / motels, points of interest and other lodgings in the region. ID / status indicators are provided which illuminate in one color, i.e., green, to indicate room availability and illuminate in a different color, i.e., red, to indicate room unavailability. Road alert indicators are positioned along the road map and are selectively illuminated to indicate delays or other road conditions. The illumination of the ID / status and road alert indicators are remotely changeable by hotel operators and the road authority, by directly calling a board manager. The board manager includes communication hardware in the form of a programmable computer and telephone control circuitry. A board manager receives information from the hotel operators and road authority as well as a central operator and controls the updating of the display boards via the communication hardware. Background information about the hotels and road locations can also be entered by the central operator and stored in the computer for later display to the operator.

An input apparatus includes: a display plate having a plurality of display sections; an electrostatic touch panel provided at a lower face of the display plate; an operation body on which the display plate and the electrostatic touch panel are placed; a plurality of light-emitting elements for illuminating the plurality of display sections of the display plate from a lower side of the display plate through the electrostatic touch panel; and a control section that is electrically connected to the electrostatic touch panel and the plurality of light-emitting elements, and that controls light emission of the plurality of light-emitting elements in accordance with touch operation to the electrostatic touch panel.

Display device including a unitary, rigid sheet defining a left center panel, a right center panel pivotally connected to the left center panels, a left side panel pivotally connected to the left center panel and a right side panel pivotally connected to the right center panel. Vertically extending separation lines are formed on a rear planar layer without penetrating or cutting a front planar layer so that the panels are able to pivot about vertical axes. Fold lines may be formed opposite the separation lines on the front planar layer to facilitate folding the sheet whereby the fold lines define the vertical axes about which the panels pivot. Folding of the sheet provides a compact configuration which enables the display device to be easily carried.

By imparting conductivity to specified regions of a semiconductor material film formed over a substrate, the semiconductor material film, in addition to being processed into channel portions, source portions, and drain portions of TFTs, is processed into conductive elements containing pixel electrodes connected to the drain portions. Regions composed of an intrinsic semiconductor to which impurities have not been added serve as the active layers (channel regions) of the TFTs and regions to which impurities have been added serve as conductive elements. When transparent electrodes are formed, an oxide semiconductor is used.

A mobile electronic device such as a tablet computer is provided having flexible display panel that deforms in response to the application of pressure thereto. The tactile response of the display panel is affected by underlying structures. A bottom layer, which may be rigid, is positioned beneath, parallel to and spaced away from the flexible display panel. Elastic diaphragms or elastic bodies can be interposed between the display panel and bottom layer. A guidance matrix, which may be rigid, can be further interposed between the display panel and bottom layer, such that pressure applied to the display panel results in localized downward deformation in the area of a guidance matrix cavity. The elastic diaphragms or elastic bodies may extend into the guidance matrix cavities. These subsurface structures may be utilized to provide variable tactile response corresponding to the locations of keys on a virtual keyboard displayed on the display panel.

A liquid crystal display device 1 of the invention has a liquid crystal display panel in which a liquid crystal layer 14 is provided between a TFT substrate 2 and a CF substrate 25 that has a common electrode 26, a light sensing component LS1 with a TFT photosensor that senses external light, and an illuminating means controlled according to the output of the light sensing component. The light sensing component is deployed at the periphery of the TFT substrate's display area DA and uses a thin film transistor as photosensor. A capacitor C is connected between source and drain electrodes SL, DL for such TFT photosensor. One of the capacitor's terminals is connected to a standard voltage source VS via a switch element SW, and the other to the common electrode 26. Voltage that is always lower than the voltage applied to the common electrode by an amount corresponding to a reverse bias voltage is applied to the gate electrode GL for the TFT photosensor. The capacitor's voltage a certain time after the switch element turns off is output. As a result, it will be possible to provide a liquid crystal display device in which the light sensing component incorporated in the liquid crystal display panel is not susceptible to the influence of the drive signals for the display panel, and in which the light sensing component does not induce deterioration of the liquid crystals.

A management method and system for a parking lot utilizes multiple parking space sensors to detect the using status of each parking space. A computer is provided to connect to all parking space sensors and controls a display board that is placed at the entrance of the parking lot to show which position is available. Thus, the display board provides the guiding function to the vehicle driver that enters the parking lot. Further, the guiding function is performed by multiple modules mounted on all paths in the parking lot to identify a proper direction so that an available position is easily found.

A PDP driving apparatus drives a plasma display panel (PDP) having sustain electrodes, scan electrodes, and address electrodes. The PDP driving apparatus includes a high side switch element and a low side switch element, those electrically coupled in series. A specific pulse voltage is applied from a junction point of the high side switch element and the low side switch element to at least sustain electrodes, scan electrodes, or address electrodes of the plasma display panel. At least one of the high side switch element and the low side switch element is a bidirectional switch element.

A vehicle display assembly includes a display board, a light source for illuminating the display board, a plurality of buttons, and a grounding frame and housing which are both configured to allow light from the light source to illuminate the plurality of buttons. Using the same light source to illuminate both the display board and the buttons eliminates the need for separate button lighting, simplifying the assembly and reducing the assembly's operating temperature.

An intelligent lighting module for use in a lighting or display module system which is composed of an array of lighting modules, each of the lighting modules being provided with a display board with an array of individual pixel lighting elements and with a control board capable of controlling serial input data from a video source for displaying video as well as of controlling digital communication input data from a lighting console for creating digital lighting effects, wherein the display board includes a drive buffer and an array of pulse-width modulation (PWM) drivers which are connected to the lighting elements.

A system and method for driving a plasma display panel generates an address discharge by applying voltage signals to scan and address electrodes during one or more periods of operation. In accordance with one embodiment, a lowest level of a voltage signal applied to the scan electrode during the address period is less than a lowest level of a voltage signal applied to the scan electrode during a sustain period, and a highest level of the voltage signal applied to the scan electrode during the address period is greater than the lowest level of the voltage signal applied to the scan electrode during the sustain period. Other embodiments vary these levels during one or more periods.

An educational electrical generation kit includes a bicycle wheel support which may accommodate the driven wheel of a bicycle, and wherein a generator engages the driven bicycle wheel to generate electricity. The kit also includes a display board with various electrical output meters and / or electrical loads for monitoring and / or dissipating the electrical output from the bicycle. The kit is designed to be readily portable and easily set up and torn down, and to allow a spectator / participant to incorporate a bicycle of virtually any size into the bicycle wheel support to interactively generate electricity for use in the display board.

A display comprises: a single-view image display panel (6); and a parallax optic (8) disposed over a display face of the image display panel for restricting the angular spread of light output from the display face of the image display panel. This enables light to be concentrated in a desired viewing angle range (66), and avoids a user (56) seeing unwanted reflections that may occur as a result of a greater viewing angle range (64) if the parallax optic (8) is not provided. The display may be used, as an example, in a motor vehicle to prevent unwanted reflections from the windscreen (62) of the vehicle.

The invention discloses a motor producing quality monitoring and managing system and a corresponding method. The system comprises a quality monitoring subsystem and a material circulating subsystem. The quality monitoring subsystem comprises a workshop control center, a master control center, a workshop electronic display board, producing lines and unit quality detecting points. The material circulating subsystem comprises turnover boxes of products in process on the producing lines, turnover boxes of qualified products of the detecting points and defective product turnover box. Batch processing of turnover boxes with pasted RFID electronic labels is used during the producing process, and products with the same model number in the same batch use the same turnover box. The RFID electronic labels on the turnover boxes at the working positions are read and written, so that production information of each procedure is recorded, and when product reject ratio exceeds an alarming value, alarming information is timely generated. After production, the producing record of a product of each model number of each worker during the producing process is analyzed, so that next production arrangement is helped to be optimized, productivity is arranged reasonably, and the fact that producing quality is improved stably is guaranteed.

An apparatus configured to allow the retention of at least one display board with a mounting structure is disclosed. The apparatus comprises a retaining system. A portion of the retaining system is deformable to retain at least one display board in a press-in, interference engagement. The apparatus may also include a mounting structure such as an easel. An apparatus for use with one or more display boards is also disclosed. The apparatus comprises a mounting structure including a base and a first panel coupled to the base. The first panel is configured to support the one or more display boards and to be selectively movable between a first position and a second position.

A display panel test apparatus includes: an image pickup part which picks up an image from a target display panel; a jig including a receiving part which receives the target display panel, a fixing part which fixes the image pickup part, and an adjusting part which adjusts an image pickup angle of the image pickup part; a pattern generating part which provides the target display panel with a test pattern; a defect extracting part which analyzes test image data provided from the image pickup part using a defect extracting algorithm and extracts display defect information, where the defect extracting algorithm includes different settings corresponding to different types of display defects; and a control part which generates evaluated data corresponding to a viewing angle of the target display panel using the image pickup angle of the image pickup part and the display defect information.

The invention provides an estimate device for a vehicle position and a method thereof, in a condition that the GPS information of the vehicle can not be received in a crossing adjoining region or the accuracy is reduced by using distance information and pixel position information of each pixel dimension of crossing adjoining traffic signs (such as traffic light or traffic display boards) displayed in the image, pixel dimension and position of the traffic signs for estimating the relative position between the traffic signs to the vehicle in the image are used. The estimate device for a vehicle position of the invention comprises: a traffic sign information supplying part, a traffic sign identifying part, a distance extraction part, a roadway correcting part and a vehicle position estimate part.

A panel display module and a manufacture method thereof are disclosed. The panel display includes a backlight module, a display panel, a clear cover, and reinforced glue. The backlight module has a light source module and a frame that positions the light source module and other elements to provide structural protection. The display panel is disposed on the light exiting side of the light source module. The clear cover is disposed on one side of the display panel opposite to the light source module. The reinforced glue is distributed encircling the frame and adheres respectively to the frame and to the portion of the clear cover protruding over the display panel. The reinforced glue has a first side adhering onto the frame and a second side adhering onto the clear cover.

A method of driving an image display device comprises inserting a reset frame displaying black data between neighboring data frames alternately displaying left-eye data and right-eye data; reflecting gray-scale information of an (n−2)th data frame in a reset frame corresponding to an (n−1)th frame through a predetermined data calculating operation; detecting a data variation between the (n−1)th reset frame and an nth data frame, reading a compensation value corresponding to the detection result from a lookup table, and modulating input data of the nth data frame using the read compensation value; and inverting the polarity of the modulated data according to N frame inversion (N is a multiple of 4) and applying the data having the inverted polarity to a display panel.