149results about "Cathode-ray tube indicators" patented technology

A portable assistive listening system for enhancing sound for hearing impaired individuals includes a fully functional hearing aid and a separate handheld digital signal processing (DSP) device. The focus of the present invention is directed to the handheld DSP device. The DSP device includes a programmable digital signal processor, a UWB transceiver for communicating with the hearing aid and/or other wireless audio sources, an LCD display, and a user input device (keypad). The handheld device is user programmable to apply different processing algorithms for processing sound signals received from the hearing aid or other audio source. The handheld device is capable of receiving audio signals from multiple sources, and gives the user control over selection of incoming sources and selective processing of sound. In the context of being user programmable, the digital signal processing device includes a software platform that provides for the ability of the user to select or “plug-in” desired processing algorithms for application to selected incoming audio channels and a communication port for the user to connect to a PC or other device to download preferred processing algorithms. The communication port provides the user with the ability to retrieve desirable processing algorithms from a database of available algorithms and download those algorithms directly into the device for use.

In a shift register and an LCD having the same, the shift register includes stages having odd stages for receiving a first clock signal and even stages for receiving a second clock signal and all stages receive a control signal. Each of the stages includes a pull-up section for providing one of first and second clock signals to an output terminal, a pull-down section for providing a first power voltage to the output terminal, a pull-up driving section for turning on/off the pull-up section in response to the control signal, a first pull-down driving section for outputting a second control signal, and a second pull-down driving section for turning off the pull-down section in response to the input signal and turning on the pull-down section in response to the second control signal.

An image generator having an illuminator, a reflective display device (in one embodiment) and a beamsplitter which produces a virtual image of an image created in a light modulating medium on said reflective display device. In one embodiment, the image generator is a miniature image generator for a relatively small, lightweight head-mounted display which provides a magnified virtual image which is viewed by a viewer. The beamsplitter is optically coupled to the reflective display device. The beamsplitter comprises a film having a plurality of layers including at least a first layer which comprises an oriented birefringent material. The beamsplitter has a wide angle of acceptance.

An apparatus and method for the remote control and/or interaction-with electronic-devices such as computers; home-entertainment-systems; media-centers; televisions; DVD-players; VCR-players; music systems; appliances; security systems; toys/games; and/or displays. A user may orient a pointer (e.g., laser pointer) to place a visible pointer-spot on/near object(s) on an active-display(s); and/or a fixed-display(s); and/or on real-world object(s) within a display region or pointer-spot detection-region. Detectors and/or camera(s) may be connected/attached to the display region and/or a structure that is connected/attached to display region. When the user initiates a “select”, the detectors/cameras may detect the location of the pointer-spot within the display region. Corresponding to the user's selection(s); control action(s) may be performed on the device(s) being controlled/interacted-with and additional selection-menus may be optionally presented on an active-display. In an alternative embodiment, the invention may operate equivalent to a computer-mouse or other pointing-device. In another alternative embodiment, the invention may be made inter-operable with existing electronic-devices [e.g., televisions] that are controlled with infrared signaling.

A graphical user interface (GUI) displaying a viewport includes a panning control region defined within an outer boundary of the viewport within the GUI. The panning control region includes multiple segments, each of the multiple segments corresponding to a panning direction, wherein a panning rate is indicated by a level of translucency of the multiple segments. A panning available region defined along the outer boundary of the viewport within the GUI is included. The panning available region indicates whether a source image extends beyond an edge of the viewport, and the panning available region is a subset of the panning control region. A method for panning an image through a viewport and a computing device are also provided.

Disclosed is a form having a form layout with at least one entry field. It may be printed on a base in the form of a sheet (or any other surface). The surface of the base may have a position-coding pattern. The entry field can be completed using a user unit that has an optical sensor to detect positions on the sheet utilizing the position-coding pattern. The optical sensor can thereby enable digital recording of the information entered in the entry field. The surface may also have an identity pattern that can identify the form layout after recordation by the sensor of the locations defined by the identity pattern.

In a portable telephone, a sensor constructed of, for example, a 3-axial acceleration sensor is built in the vicinity of a display unit which is provided on a main body of the portable telephone. When a user moves the display unit along a vertical direction (Z-axis direction) with respect to a display screen thereof while the user holds the appliance main body, the sensor senses both a move direction and a move amount of the display unit, and thus, information displayed on the display screen of the display unit is enlarged, or compressed in display magnification defined in response to the sensed move amount. As a result, a display size of the information displayed on the display screen can be changed in such a manner that the user may have such a natural feeling achieved by moving a magnifying glass.

An organic light emitting display device comprises: a display unit; a power supply unit including a power source which generates a power supply voltage to drive the display unit; a data compensator that adapts a voltage drop, caused by a resistance of power lines supplying the power supply voltage from the power source to a pixel included in the display unit, to a data voltage of the pixel and generates a compensated data voltage of the pixel; and a data driver that applies the compensated data voltage to the display unit.

A gesture spotting detection method and apparatus employ a shoulder-line algorithm. The shoulder-line detecting method recognizes a GSD calling gesture that occurs in a shoulder-line, head or higher part in a remote distance or a short distance, although a user does not have a fixed posture. In the method, an image of people is received, and skin information of a person in the image is detected to detect a face area. Then, the cloth color information of the person is modeled from the inputted image to detect a cloth area. An external space is defined from the image based on the body space area, and an edge is extracted from the image based on the body space and the external space. Then, shoulder-line information is acquired based on an energy function obtained based on the body space, the external space, and the edge.

A video code is embedded into the active video area of a stereo subfield. The video code is detected using an electronic circuit and used to maintain synchrony of the selection device with perspective images. Preferably, the video code is a predetermined sequence of colors.

In an electronic apparatus having a touch panel, four fixing cushions are fixed at four corners of a rear surface of the touch panel. The fixing cushions are further fixed to a fixing frame to support the touch panel against to the fixing frame. Pair of vibrating elements are fixed to the rear surface of the touch panel along edges, which are parallel to each other, of the touch panel. The vibrating elements elastically bend the touch panel to cause flexural vibration to the touch panel. The fixing cushions have softness to allow the touch panel to vibrate and hardness to serve as fulcrums of the flexural vibration of the touch panel.

The invention discloses a screen projection method and system and a related device. The invention discloses a screen projection method which comprises the steps that firstly, an electronic device displays M application interfaces on a display screen of the electronic device, and M is an integer larger than 1; then, the electronic equipment receives the first selection operation, and N applicationinterfaces are determined according to the first selection operation; wherein the first selection operation is used for the electronic device to determine the N application interfaces from the M application interfaces, and N is a positive integer smaller than or equal to M. Then, in response to the first selection operation, the electronic device sends first data to an external display device, andthe first data is used for the external display device to display the N application interfaces. When the electronic equipment displays a plurality of application interfaces in a split-screen mode, one or more of the application interfaces can be selected to be projected to the large-screen display, it is guaranteed that the application interface involving privacy of a user needs to be confirmed by the user and then subjected to screen projection, and the privacy of the user is protected.

The present invention provides a display panel of a flat panel display device of a four-color structure in which color mixture may not occur in a white sub-pixel and a method for fabricating the same. The display device includes first, second, third, and fourth sub-pixels, and each sub-pixel includes a thin film transistor. A color filter is formed adjacent to the thin film transistor of each of the first, second, and third sub-pixels, a planarization layer is formed on the color filters, and a pixel electrode is connected to each thin film transistor.

Techniques that provide cost effective optical fiber communication links for HDCP transmission systems and the like are provided. A single fiber for bidirectional communication is enabled, without wavelength selective unit to achieve the HDCP transmission. One embodiment of the present invention has a forward channel using a light source (e.g., VCSEL at about 850 nm) in the GHz modulation level (e.g., 1 GHz or greater), and a corresponding photodetector. The backward channel has a light source (e.g., LED at 630 nm) in the MHz modulation level (e.g., 10 MHz or less), and a corresponding photodetector. One application is for realizing a home entertainment system (e.g., DVD player and high definition television) that employs an HDCP-enabled communication link to transmit copy restricted digital content.

A terminal device includes a display unit having at least a first display area and a second display area, a detection unit configured to detect a viewing state in which the first display area and/or the second display area are being viewed, and a control unit configured to, when a predetermined application is executed, perform control on the basis of the viewing state detected by the detection unit, for switching between a state in which display is performed on either one of the first display area and the second display area and display is not performed on the other one of the first display area and the second display area and a state in which display is performed on both the first display area and the second display area. A method and computer program storage device holding computer readable instructions cooperate to form a system that performs these functions.

A gate driver includes several first and second circuit units outputting first and second driving signals to odd and even gate lines, respectively, and each of the first circuit units or the second circuit units includes a signal output unit for outputting the driving signal and a shift register unit for outputting a start signal to a next circuit unit. A driving method is also disclosed.

A data driver using a gamma selecting signal, a flat panel display with the same and a driving method therefor are provided. A first to a fourth data lines are electrically connected to a first left sub-pixel, a first right sub-pixel, a second right sub-pixel and a second left sub-pixel, respectively. The data driver includes a first, a second, a third and a fourth gray level generating units for outputting a first set of positive gray voltage, a second set of negative gray voltage, a second set of positive gray voltage and a first set of negative gray voltage, respectively. The data driver drivers these sub-pixels according to the first set of positive gray voltage, the second set of negative gray voltage, the second set of positive gray voltage and the first set of negative gray voltage under the control of a polarity inversion signal and a gamma selecting signal.

In a mouse connected to a personal computer, a casing body is provided with a space for housing a data storage medium therein. A data processor communicates data between the personal computer and the data storage medium housed in the casing body. A door member covers an opening formed on the casing body, through which the data storage medium is attached or detached, in a closed position thereof. The door member constitutes a part of an outer face of the casing body at the closed position thereof.

An apparatus and method for providing an augmented reality (AR) user interface. The method includes acquiring an image containing at least one object; recognizing the object from the acquired image; detecting AR information related to the recognized object; classifying the detected AR information into groups according to specific property information; generating a user interface that displays the groups of AR information separately.

An input apparatus allowing the improved operability of data entry without noticeable volume changes of a portable device itself and further allowing easy entry of a positional coordinate, a curve, and the like is disclosed. The input apparatus is detachably coupled to the portable device and is provided with a coordinate information generator for generating coordinate information depending on a movement on a flat surface to control a position of a cursor on a display of the portable device. Therefore, the input apparatus is removed from the portable device and the singly input apparatus can output coordinate information to the portable device by sliding it on a desk. The input apparatus preferably incorporates a battery for supplying power to the portable device when the input apparatus is coupled to the portable device.

A display apparatus including a backlight module and a transmissive display panel is provided. The backlight module includes a light guide plate, a patterned light scattering structure, and a light emitting device. The light guide plate has a first surface, a second surface opposite to the first surface, and a light incident surface connecting the first surface and the second surface. The patterned light scattering structure is disposed on the light guide plate or inside the light guide plate. The patterned light scattering structure includes a plurality of light scattering strips. The light emitting device is configured to emit an illumination light and the light incident surface is disposed on the path of the illumination light. The light scattering strips are configured to scatter the illumination light. The transmissive display panel is disposed beside the backlight module. The first surface faces the transmissive display panel.

A projection apparatus using a spatial light modulator (SLM), comprising the following: at least one variable light source, at least one spatial light modulator for modulating the illumination light emitted from the variable light source in accordance with the modulation state of arrayed pixel elements, a variable light source controller for controlling modulation of the variable light source, and a spatial light modulator controller for controlling modulation of each pixel element of the spatial light modulator, wherein the variable light source controller controls the variable light source so as to reduce the period in which the modulation states of the pixel element are in transition on a display image.

The disclosed embodiments provide a system that configures a computer system to switch between two graphics-processing units (GPUs). During operation, the system receives a request to switch from using a first GPU to using a second GPU to drive the display. In response to this request, the system executes a user thread that copies pixel values from a first framebuffer for the first GPU to a second framebuffer for the second GPU. Next, the user thread initiates a switch from the first framebuffer to the second framebuffer as a signal source for driving the display. Finally, the user thread sends an asynchronous notification of the switch to one or more applications, wherein the asynchronous notification allows the applications to transition from rendering graphics using the first GPU to rendering graphics using the second GPU.