Abstract: An image taking apparatus including a plurality of imaging units each including a lens with a variable focal distance and an image sensing device is provided. The plurality of imaging units are disposed such that their viewpoints are substantially coincident with each other and image areas partially overlap each other so as to allow it obtain a wide angle image by connecting a plurality of images obtained by the imaging units. Each imaging unit includes a set of mapping tables each of which represents the correspondence, for a particular focal distance, between a particular coordinate system and a coordinate system in which an image taken by each image sensing device is represented. Each imaging unit further includes a controller adapted to select a mapping table corresponding to the focal distance, and a mapping unit adapted to map the image into the particular coordinate system according to the selected mapping table.

Abstract: A signal processing system for performing noise reduction processing on signals from an image pickup device in front of which is arranged a color filter. The system includes extracting unit for extracting a local region formed by a target region which noise reduction processing is performed and at least one or more nearby regions which exist neighborhood of the target region, Y/C separating unit for separating luminance signals and color difference signals for each of the target region and the nearby regions, selecting unit for selecting the nearby regions similar to the target region, noise estimating unit for estimating the amount of noise from the target region and the selected nearby regions, and noise reduction unit for reducing noise in the target region based on the amount of noise.

Abstract: A method of reducing noise in a digital image produced by a digital imaging device, includes producing a luminance and at least one chrominance channel from a full-color digital image with each channel having a plurality of pixels and each such pixel has a value; producing an edge value from neighboring pixels in neighborhoods in the at least one chrominance channel; modifying the pixel value in the chrominance channel with an infinite impulse response filter responsive to the edge value of the corresponding pixel neighborhood to provide a modified chrominance channel; and producing a full-color digital image from the luminance channel and the modified chrominance channel, with reduced noise.

Abstract: An image capture device and method for capturing an image with color distortion minimized based on a wide color gamut and an image having color properties appropriate to various standards, and a recording medium storing a program for performing the method. The image capture device includes a first conversion unit converting an input image signal into an RGB signal having a wide color gamut, a gamma correction unit performing gamma correction on the RGB signal using gamma curve information determined according to an output format of the image capture device, and a second conversion unit converting a color domain of the gamma corrected RGB signal into a luminance and chrominance signal having a color domain determined according to the output format of the image capture device, using a color domain conversion matrix.

Abstract: Methods and devices for a multi-mode CMOS image sensor are presented. In one respect, the methods can provide varying at least one of a plurality of control signals of a pixel of a CMOS image sensor, where the pixel is operable in a linear mode, logarithmic mode, and floating point mode. The pixel may include a plurality of transistors and a photodetector coupled thereto. Using a plurality of control signals, the mode of the pixel can change between a linear mode, a logarithmic mode, and a floating point mode.

Abstract: A CMOS image sensor may include an active pixel sensor array and a noise canceller array corresponding to the active pixel sensor array. A method of operating such an CMOS image sensor may involve generating a varying reference signal that mirrors noise external to the active pixel sensor array, outputting the varying reference signal to the noise canceller array, and using the varying reference signal in the noise canceller array to cancel noise both internal to and external to the active pixel sensor array.

Abstract: A method of obtaining an image uses a broad dynamic range image sensor that includes a photosensitive cell formed of pixels. Each pixel includes a photodetector element, a first initialization transistor series connected to the photodetector element, storage means coupled to the photodetector element, a third initialization transistor series connected to a capacitor, and fourth and fifth series connected transistors, wherein one control terminal of the fourth transistor is connected to the capacitor. The method comprises initializing the capacitor and photodiode to a first initialization voltage via conduction of the second and third transistors, then making the second transistor non-conductive to start a first long exposure period of the photodiode. At the end of the first exposure period, the first transistor is made conductive to initialize the photodiode to a second initialization voltage to start a second short exposure period. The photodiode voltage level is stored in the capacitor.

Abstract: A circuit and method of detecting a saturation level of an image sensor including a photodiode using a black pixel circuit included in the image sensor. The saturation level detecting circuit includes a pixel unit, a reset node and a detection controller. The pixel unit includes a floating diffusion node connected to, or disconnected from, the photodiode and outputs a voltage signal corresponding to the voltage of the floating diffusion node. The reset node is connected to or disconnected from, the floating diffusion node. The detection controller transfers a power voltage or a reference voltage to the reset node.

Abstract: A solid-state imaging device includes an imaging part, a first horizontal charge-transfer part and a second horizontal charge-transfer part that transfer charges transferred from the imaging part in a horizontal direction, an inter-horizontal charge-transfer part transfer electrode that applies a voltage to a transfer channel area provided between the first horizontal charge-transfer part and the second horizontal charge-transfer part, and a first light-shielding film that is provided over the first horizontal charge-transfer part and the second horizontal charge-transfer part and is made of a conductive material, and the inter-horizontal charge-transfer part transfer electrode and the first light-shielding film are electrically connected to each other.

Abstract: The camera comprises: an imaging device; a communicating device for transmitting and receiving information to and from a portable telephone capable of determining the communication area, and obtaining the images and maps of the imaging place and the information on the printing shops on the basis of information of the communication area held by the portable telephone; and a display for displaying the obtained images and maps of the imaging place and the information on the printing shops. The user can easily obtain and display the images and maps of the imaging place and the information on the printing shops.

Abstract: A digital still camera includes plural input buttons operable externally. A function assignment table memory stores a function assigning data table of relationship data between an operation mode, and existence or lack of a function or function information of a function predetermined respectively with the input buttons. The operation mode is constituted by a combination of one or more functions among plural functions. There is a CPU for control in the function according to one of the input buttons being operated. Plural electroluminescent (EL) display devices are disposed in association with respectively the input buttons. A display control unit causes one of the EL display devices of a specified function being assigned specifically according to the function assigning data table to display information of the specified function, and sets one of the EL display devices of a remaining function inactive among the functions.

Abstract: A method, apparatus, and system are disclosed for selecting quality images from multiple captured images. One embodiment is an image capturing system. The system includes hardware for capturing a plurality of consecutive images and a processor for determining a quality indication for the consecutive images and for selecting one of the consecutive images based on the quality indication.

Abstract: An optical lens system of a mobile camera is provided. The lens optical system includes: an optical lens in which one pair of incident surfaces corresponding to the divided view angles are adjacently arranged at the center portion, optical beams incident at the divided view angles being transmitted through respective off-axis lens systems; and one pair of image sensors separately arranged under both lower portions of the optical lens to receive the optical beams transmitted through the off-axis lens systems. As one pair of the image sensors is separately arranged on both lower portions of the optical lens, the images formed in the image sensors can be easily combined. Moreover, during the combination of the image, the disparity of the images can be prevented by the narrowed distance between the incident surfaces.

Abstract: A color separation image pickup optical system is which can spectralize light with low noise and can be formed in a minimized size. The color separation image pickup optical system includes a solid-state image pickup device which in turn includes a semiconductor substrate, a plurality of photoelectric conversion elements formed on the semiconductor substrate, a transparent seal member, an a package in which the semiconductor substrate is sealed with the transparent seal member. A color light absorbing member of a single performance is disposed on the transparent seal member side with respect to the photoelectric conversion elements in the package and absorbs color light in a particular visible wavelength region with regard to the photoelectric conversion elements.

Abstract: An auto-focusing method and a digital image processing apparatus using the same are disclosed. The auto-focusing method includes: setting a reference noise level if an illuminance of a photographing area is larger than a predetermined reference value, and setting a variable noise level that varies according to the illuminance of photographing area if the illuminance of photographing area is smaller than or equal to the predetermined reference value; calculating a focus value of each position of the focus lens while driving the focus lens within the predetermined lens-driving range in the unit of a step and selecting a maximum focus value of the predetermined lens-driving range among the calculated focus values, wherein in the calculating of the focus value, the noise level is subtracted from a pixel data that is larger than the noise level and the result of subtracting is used as the pixel data to calculate the focus value.

Abstract: One of plural lens units is selectively attached to a camera body. An image signal output from a CCD is converted into CCD RAW data in an A/D converter, and then converted into YC data in a digital signal processing section. The YC data is sent to the camera body and written in a memory. A camera system controller reads the YC data from the memory. The YC data is resized to generate a thumbnail image. The thumbnail image, and a principal image reproduced from the entire YC data are compressed in JPEG format. The compressed data, and tag information are written in a memory card as an image file. The lens unit generates a RAW file having CCD RAW data. When the RAW file is selected, the RAW file is sent to the camera body and written in the memory card without being subjected to image processing.

Abstract: An image capturing apparatus includes a power source controller for controlling a power supply to the image capturing apparatus to be in one of: (i) an on state, and (ii) an off state. A detector detects when any one of a plurality of operation members of the image capturing apparatus is operated when the power supply is in the off state. A brightness acquiring section controls an image capturing unit of the image capturing apparatus to acquire a brightness of an environment of the image capturing apparatus, when the detector detects that one of the operation members has been operated when the power supply is in the off state. A determining section determines whether or not the acquired brightness is above a predetermined level. And an image capturing controller permits the image capturing unit to capture an image of a subject only if the determining section determines that the acquired brightness is above the predetermined level.

Abstract: In order that a recording medium can be attached to or detached from a main body of a digital camera in a state in which the digital camera is mounted on a stand for digital camera, there is provided the stand in which, a portion of a wall portion of the stand, facing a lower portion of a slot cover formed at a side surface of the camera man body of the digital camera in a state in which the digital camera is mounted on a holding portion of the stand, is an opening and closing wall portion, and the cover of the main body can be opened by opening the opening and closing wall portion.

Abstract: A video apparatus includes a processor for processing a video signal included in an input signal, a detector for detecting a vertical synchronizing interval of a synchronizing signal included in the input signal, a data saver for saving data for each vertical resolution of the video signal, the data being set in the processor for processing the video signal of the vertical resolution, and a controller for reading data from the data saver depending on the vertical resolution of the video signal, setting the read data in the processor, deriving a horizontal resolution of the video signal based on the vertical synchronizing interval detected by the detector, and changing the data set in the processor based on the derived horizontal resolution.

Abstract: An information signal processor that is well suitable for use in conversion of an SD signal into an HD signal. The pixel data set corresponding to an objective position in the HD signal is extracted selectively from the SD signal. Class CL to which pixel data set of the objective position belongs is then obtained using the pixel data set. A coefficient production circuit produces coefficient data sets Wi for each class based on coefficient seed data sets and values of picture quality adjusting parameters h and v. A tap selection circuit selectively extracts the data sets xi from the SD signal and then, a calculation circuit produces the pixel data sets of the objective position in the HD signal using the data sets xi and the coefficient data sets Wi . It is thus possible to save on the storage capacity of the memory.

Abstract: An OSD device is provided which allows a reduction in the capacity of a memory for storing OSD data and also allows the efficient use of a transfer frequency band in the transfer of the OSD data. A management information data set MD includes, for the display position of each of OSD data sets OD to be superimposed on sensed image data sets SD, display position information sets HDISP and VDISP on the OSD data set OD and a storage location information set WORD on the OSD data set OD. The on-screen display device comprises an OSD data storage region (32) for storing the OSD data sets OD, senses the management information data set MD having HDISP and VDISP which match the display position of each of the sensed image data sets SD, and retrieves the OSD data sets stored in WORD included in the management information data set MD from the OSD data storage region (32).

Abstract: When a vertical sync pulse detection circuit mistakenly detects a vertical sync pulse in an inputted video signal, a sync stability detection circuit detects whether a detection signal of the vertical sync pulse detection circuit and a timing signal generated from a count value of a first frame cycle counter are in accordance, and the accordance confirmation detection result becomes one of discordance. When this occurs, the count value of the first frame cycle counter is not loaded to a second frame cycle counter so, due to the operation of the second frame cycle counter, a timing generating decoder circuit and a vertical sync signal generating circuit, a vertical sync signal at the previously detected normal phase can be generated.

Abstract: A TV signal processor is disclosed to include multiple signal receivers, a signal amplifier, a signal processor, signal decoder and a MINI-PCI interface. The TV signal processor further comprises a plurality of reserve pins arranged in a manner to meet a specification including the SVHS input signal pin, the CVBS input signal pin and the Audio input/output signal pin for inputting/outputting various audio/video signals. Thus, the use of MINI-PCI slots in the host may be effectively reduced and provide more convenience to the users.

Abstract: Disclosed is a method of managing an image display apparatus of the present invention. The method includes the steps of: (a) obtaining a first information on a predetermined output image format; (b) obtaining a second information on an input image format and a data broadcasting contents format; (c) comparing the first information on the predetermined output image format with the second information on the input image format and the data broadcasting contents format; (d) controlling output modes of the input image format and the data broadcasting contents format according to the predetermined output image format based on a comparison result of the output image format the input image and the data broadcasting contents format performed by the comparing unit and (e) outputting on image display unit the input image and the data broadcasting contents output modes of which are processed.

Abstract: An alpha wheel display, which is an image of a series of segmented concentric rings the segments of which indicate letters, is presented on a TV as a graphical user interface (GUI) that can be operated by a remote control point-and-click device for data input, e.g., to input a search term to an electronic program guide (EPG).

Abstract: A flash memory in a memory (9) connected to a baseband chip (3) stores related information on an image/sound in a telephone mode (contrast information, screen luminance information, and sound volume information in the telephone mode), and related information on an image/sound in a television-viewing mode (contrast information, screen luminance information, and sound volume information in the television-viewing mode). In the telephone mode, a display device (6) and a speaker unit (7) are driven based on the related information on the image/sound in the telephone mode. In the television-viewing mode, the display device (6) and the speaker unit (7) are driven based on the related information on the image/sound in the television-viewing mode.

Abstract: A highly integrated terrestrial and cable tuner for receiving digital television signals is disclosed. It achieves high performances in sensitivity, image rejection, dynamic range, channel selectivity and power consumption. The tuner first converts an RF input signal into a high-frequency first intermediate frequency (IF) using a single quadrature image rejection converter. Consequently, it significantly relaxes RF filter design. A second converter downconverts the first IF signal into either a baseband signal or a low-IF signal. The tuner can interface with a demodulator having the baseband and/or low-IF input interface. The tuner is integrated by using standard processes, with minimal off-chip components excluding SAW and LC filters. Small tuner modules cost less than discrete (can) tuners. They can be used in digital TV sets and portable/handheld TV devices.

Abstract: A power supply of a video and audio system is coupled to a first switch and a second switch. A power management unit is coupled between the first switch and at least one electronic device. An integrated circuit includes a first circuit and a second circuit. The first circuit is coupled to the power management unit and the at least one electronic device for controlling the operation of the at least one electronic device. The second circuit is coupled to a battery, the first switch, the second switch, and the first circuit for controlling the first switch and the second switch.

Abstract: A digital television combination integrated circuit is employed which includes a video signal D/A converter which converts a digital video signal to an analog video signal, and an audio signal D/A converter which converts a digital audio signal to an analog audio signal; there are provided a level shift circuit which extracts a luminance signal in the video signal which is outputted from the video signal D/A converter, and a low pass filter which extracts the DC component of the output signal of this level shift circuit; and the output signal of this low pass filter is supplied as a control voltage signal for gain control of an audio amplification circuit.

Abstract: It is intended to provide a digital planetarium picture-projecting apparatus capable of recording and executing an operation procedure, facilitating recording of the operation procedure, editing the operation procedure, and executing an ad-lib representation when the operation procedure is executed. The digital planetarium picture projecting apparatus comprises an operating portion which accepts an operation by an operator about picture projection, an operation display panel which displays information about picture projection to the operator, a manual process recording portion which records an operation procedure executed to the operating portion, and a control portion which executes picture projection according to the operation procedure recorded in the manual process recording portion, wherein a temporary stop or restart operation by the operator is accepted during recording of the operation procedure by the manual process recording portion.

Abstract: A projection system includes an information processing apparatus that processes image information, a projector including a light source, an optical modulation device that modulates light emitted from the light source based on the image information processed by the information processing apparatus and forms an optical image based on the modulated light, and a projection optical apparatus that projects the optical image to form a projection image, and an information transferring unit that interconnects the information processing apparatus and the projector for information exchange between the information processing apparatus and the projector. Here, the projector includes a light detecting part that is disposed at a rear side of an optical path of the optical modulation device, detects at least a portion of the optical image outputted from the optical modulation device, and outputs detection information based on the detected at least portion of the optical image.

Abstract: An automobile includes a video system mounted within a ceiling of the automobile. The video system is moveable between a use position and a storage position. The video system includes a rear facing surface from which a video monitor displays images for viewing by passengers of the automobile. The video system also includes a front facing surface having a forward facing video monitor wherein the forward facing video monitor is in alignment with a rearview mirror for viewing by the driver when the video system is in its use position. A video camera is provided for viewing that which would be seen out a rear window of the automobile. The video camera is linked to the forward facing video monitor for displaying an image of the environment in the rear of the automobile a driver would see as the driver looks through a rearview mirror.

Abstract: Disclosed is a digital signal processing architecture for a flat panel display having non-uniform regions, which is not by means of materials, optical films or fabrication processes. Therefore, the manufacturing cost and complexity of the flat panel display are not negatively affected. In the digital signal processing architecture, a test is performed on the panel for identifying all pixel locations in non-uniform regions and non-uniform types. Then, input video signals are compared with data about the relative non-uniform regions for determining whether the video signal falls in a normal-region pixel or a non-uniform region pixel. Then the non-uniform compensation on the video signal falling in the non-uniform region pixel is based on the non-uniform type, so that the video signals displayed on the panel are not negatively affected.

Abstract: A liquid crystal display and a driving method for the same are provided. More particularly, a dual liquid crystal display and a driving method for the same are provided. The liquid crystal display includes a liquid crystal panel assembly that is provided with a first display area and a second display area that are positioned at opposite sides to each other, and a memory that stores image data from the outside in a matrix shape. The memory includes a first region for storing data that are displayed in the first display area and a second region for storing data that are displayed in the second display area, among the image data, and data that are last input in one row unit are first output among the data that are stored in the first region and data that are first input are first output among the data that are stored in the second region.

Abstract: In the rear of a liquid crystal display arranged with an inclination to a line of sight reflected by a concave mirror, a backlight and a focusing lens member are arranged in such a manner that the backlight and the focusing lens member are positioned on a plane perpendicular to the line of sight reflected by the concave mirror, and the focusing lens member focuses beams of illumination light from the backlight in such a manner that the beams of illumination light stays within a range of the liquid crystal display.

Abstract: A light transmission based liquid crystal temperature sensor system comprising a layer of thermochromic liquid crystals and a light source for transmitting an amount of light through the layer of thermochromic liquid crystals. A temperature control device records and measures at least one of the amount and spectral characteristics of the light transmitted through the layer of thermochromic liquid crystals. A processing device converts the measured amount or spectral characteristics of the transmitted light to temperature.

Abstract: A liquid crystal display panel includes a plurality of scanning lines, a plurality of storage capacitor lines, a plurality of data lines intersected with the scanning lines, a plurality of first and second thin film transistors (TFTs) located in the vicinity of a crossing of a corresponding one of the scanning lines and a corresponding one of the data lines, a plurality of first pixel electrodes, and a plurality of first storage capacitors respectively connected to the first TFT, a plurality of second pixel electrodes, and a plurality of second storage capacitors respectively connected to the second TFT. The capacitances of the first storage capacitors are different from those of the second storage capacitors.

Abstract: A liquid crystal display device includes gate and data lines on a first substrate, wherein the gate lines cross the data lines to define sub-pixels, thin film transistors adjacent to where the gate lines cross the data lines, pixel electrodes connected to the thin film transistors, common electrodes at left and right sides of the sub-pixels, wherein a first parasitic capacitance between a first data line arranged at the left side of a first sub-pixel and an adjacent first common electrode is smaller than a second parasitic capacitance between a second data line arranged at the right side of the first sub-pixel and an adjacent second common electrode, and a second substrate bonded to the first substrate with a layer of liquid crystal molecules therebetween.

Abstract: A liquid crystal display device includes a plurality of gate lines and data lines on a first substrate defining a plurality of pixel regions, a thin film transistor within the pixel regions, a pixel electrode within the pixel regions, and at least one TiOx layer provided with the thin film transistor.

Abstract: A LCD is disclosed, including a gate line formed on an insulating substrate with a segment having one side protruding to form a protrusion region and an indentation region facing the protrusion region, an active layer formed on the segment of the gate line, a pixel electrode formed on the protruding side of the segment, a source line extending substantially perpendicular to the gate line to cross the overlapped region of the active layer and the gate line and prolonging beyond the edges of the active layer, and a drain line coupled to the pixel electrode and extending substantially parallel to the source line to cross the overlapped region of the active layer and the gate line The LCD is capable of preventing deviation in gate-drain parasitic capacitance to reduce difference in luminance between divisional exposure regions. The invention further discloses a method for manufacturing the same.

Abstract: A method of manufacturing an array substrate for a liquid crystal display device includes the steps of forming a gate line, a gate pad and a gate electrode on a substrate, forming a gate insulating layer on the gate line, the gate electrode and the gate pad, forming an active layer on the gate insulating layer, forming an ohmic contact layer on the active layer, forming a data line, a data pad, and source and drain electrodes on the ohmic contact layer, forming a pixel electrode on the source and drain electrodes, the pixel electrode contacting the drain electrode, forming a first passivation layer on the substrate including the pixel electrode, forming a second passivation layer on the first passivation layer, the second passivation layer exposing the first passivation layer over the gate pad and the data pad, and patterning the first passivation layer exposed by the second passivation layer to expose the gate pad and the data pad.

Abstract: A liquid crystal display comprising: a first insulating sub-strate; first and second gate lines (121,122) formed on the first insulating substrate; a pixel electrode (190) formed on the first insulating substrate; a first MIM diode (D1) formed on the first insulating substrate connecting the first gate line (121) and the pixel electrode (190); a second MIM diode (D2) formed on the first insulating substrate connecting the second gate line (122) and the pixel electrode (190); a second insulating substrate (210) facing the first insulating substrate; and a data electrode line (270) formed on the second insulating substrate and intersecting the first and second gate lines (121,122), and wherein the data electrode line (270) includes protrusions toward right and left sides by turns to overlap a predetermined number of pixel electrodes (190) of the right and left sides by turns is provided.

Abstract: A liquid crystal display (“LCD”) having a maximum effective display area is provided by improving an assembling structure of the LCD. The LCD includes a liquid crystal display (LCD) panel assembly including a liquid crystal display (LCD) panel, a data driver transmitting a data driving signal to the LCD panel, and a gate driver transmitting a gate driving signal to the LCD panel, a mold frame having sidewalls and receiving the LCD panel assembly therein, the mold frame including a protruding portion protruding on top of at least one of the sidewalls, the protruding portion formed to be higher than the LCD panel assembly, and a front cover positioned outside the mold frame, a first bent portion of the front cover surrounding the protruding portion, and a distal end of the first bent portion contacting the LCD panel.

Abstract: Systems for displaying images are provided. An embodiment of a system comprises a liquid crystal display device with a liquid crystal display module incorporated thereinto. The flat display module primarily includes a display unit, a plastic frame, a bezel and a flexible sealant disposed between the plastic frame and the bezel. The plastic frame surrounds the display unit and has a protrusion. During assembly, the is inlaid into the flexible sealant to seal the gap between the plastic frame and the bezel, thereby preventing incursion of dust into the display unit.

Abstract: A protecting cover bends a signal transfer film connected to a display panel toward a sidewall of a container and includes a first adhesive region attached to a sidewall of a front case, a second adhesive region attached to a bottom plate of the container and a guide region between the first and the second adhesive regions. A boundary line between the guide region and the second adhesive region is spaced apart from an edge of the second adhesive region by a first gap in a position corresponding to the signal transfer film and is spaced apart by a second gap that is wider than the first gap in a position corresponding to a space between the signal transfer films.

Abstract: The present invention relates to a flat panel display having integral fastening structures for holding the top and bottom chassis. The flat panel display comprises a mold frame enclosing an internal storage space and having a plurality of fastening hooks protruding outward from a side surface thereof; a bottom chassis having a plurality of first coupling openings fastened to the plurality of fastening hooks of the mold frame; and a top chassis having a fastening structure fastened to the bottom chassis, wherein the fastening structure is formed on the area where the mold frame is fastened to the bottom chassis.

Abstract: The present invention provides a liquid crystal display device which can realize the reduction of thickness of substrates and the miniaturization of a profile size thereof. In a liquid crystal display device which includes a liquid crystal display panel, a backlight which is arranged on a side opposite to a viewer of the liquid crystal display panel, and a frame, the backlight has a frame-like mold, the liquid crystal display panel has a surface thereof on a side remote from the viewer fixed to a surface thereof on a viewer's side of the frame-like mold, a side surface of the liquid crystal display panel is retracted to the inside of the frame-like mold than a side surface of the frame-like mold, and the liquid crystal display panel and the frame-like mold are housed in the inside of the frame without interposing a resin between the side surface of the liquid crystal display panel and the frame.

Abstract: Display devices with light shading ability are provided. An exemplary embodiment of a display device with light shading ability includes a housing, a display unit, and a light shade. The display unit is disposed in the housing. The light-shading assembly is detachably disposed on the housing by a magnetic force. Thus, the display unit is shielded from partial illumination by environmental light.

Abstract: A display apparatus includes a flat display panel, and a housing which surrounds the display panel. The housing includes a backboard portion facing the display panel and a sound emitting portion. A vibrating plate is arranged in a region corresponding to the sound emitting portion between the display panel and the backboard portion of the housing. A first spacer is attached to a rim portion of one surface of the vibrating plate, the first spacer being interposed between the vibrating plate and one of the backboard portion of the housing and the display panel. A second spacer is attached to a rim portion of the other surface of the vibrating plate, the second spacer being interposed between vibrating plate and the other of the backboard portion of the housing and the display panel. The first and second spacers are made of materials having different degree of hardness.

Abstract: The invention provides a backlight unit, a liquid crystal display apparatus and a method of assembling the backlight unit in which a large number of optical sheets can be simply and surely assembled into a chassis in an appropriate order and direction, and is characterized by a first optical sheet which is a reference sheet and second optical sheets which are rest of the optical sheets. The first optical sheet is provided with first identification parts for specifying a layer of respective second optical sheets to be placed, and each of the second optical sheets is provided with a second identification part at a position corresponding to one of the first identification parts based on the layer position to be placed. The optical sheets are superposed so that each of the first identification parts is pared with the second identification part corresponding to the layer specified by the first identification part.