Abstract: A projector includes: an optical unit body having a light modulating apparatus configured to modulate an optical flux emitted from a light source according to image information; a projection lens configured to project the optical flux modulated by the light modulating apparatus; and an adjusting mechanism configured to adjust an inclination of the projection lens with respect to the optical unit body. The adjusting mechanism includes; a supporting portion configured to support the projection lens; a base portion configured to constitute part of the optical unit body; a clamping portion configured to clamp the base portion in cooperation with the supporting portion; a fixing member configured to fix the supporting portion to the clamping portion; and adjusting members configured to be capable of adjusting a distance between the base portion and the supporting portion.

Abstract: An image processing device configured to be installed in a vehicle includes an image acquirer, an image selector, a first luminance adjuster, a synthetic image generator, and an image provider. The image acquirer acquires camera images captured by cameras provided on the vehicle. The image selector selects one of the camera images as a representative image based on luminances of the camera images. The first luminance adjuster adjusts a luminance of at least one of the other camera images based on a luminance of the representative image. The synthetic image generator generates a synthetic image showing a periphery of the vehicle, based on the representative image and the other camera images the luminance of at least one of which has been adjusted by the first adjuster. The image provider outputs, to a display device installed in the vehicle, information corresponding to the synthetic image.

Abstract: This technique relates to a receiving device, a receiving method, and a program that can demodulate transmitted signals with high accuracy. A receiving device of this disclosure includes: an amplifying unit that amplifies a received signal; an adjusting unit that adjusts gain of the amplifying unit in accordance with power of the signal; a demodulating unit that demodulates the amplified signal; and a detecting unit that detects an interval from the signal, information having the same content continuously appearing in the interval. The adjusting unit restricts the process of adjusting the gain of the amplifying unit in accordance with a result of the detection of the interval. This disclosure can be applied to receiving devices that receive broadcast signals compliant with DVB-C2 via a CATV network.

Abstract: A remote control device is operative to enable and facilitate user control of video systems that are operative to provide one or more three-dimensional (3D) viewing effects. According to an exemplary embodiment, the remote control device includes a user input terminal having an input element operative to receive user inputs to adjust at least one of a volume setting and a channel setting of a video system, and further operative to receive user inputs to adjust a three-dimensional (3-D) viewing effect of the video system. A transmitter is operative to transmit control signals to the video system in response to the user inputs.

Abstract: In one embodiment, more than one surveillance cameras cover different viewing zones. The different viewing zones have different priority levels depending upon the importance of what is being covered by the surveillance camera. A controller detects the failure of a surveillance camera and directs a camera covering a lower priority viewing zone to cover the viewing zone of the failed camera. A method for the operation of the surveillance cameras is also provided.

Abstract: A display device including a liquid crystal display (LCD) panel includes a driving circuit unit to drive the LCD panel, a main controller to generate a data signal that includes predetermined option information, and a timing controller,to detect the option information upon receiving the data signal from the main controller and to adjust an operation state of the LCD panel by transmitting a predetermined operation signal corresponding to the option information to the driving circuit unit. The main controller transmits a color data signal, a V-sync signal, an H-sync signal, a clock signal, and a data enable signal, as the data signal. The option information can be recorded on the data enable signal to change the option information.

Abstract: Disclosed herein is a television apparatus including: a thin display device; a mount section to be placed in a site; a support mechanism projecting upwardly from the mount section and supporting the display device in an upper portion spaced from the mount section in a manner to allow the display device to change an attitude thereof; a first speaker mounted on the display device; a second speaker mounted on the mount section; a signal supply section configured to supply a first audio signal to the first speaker and to supply a second audio signal to the second speaker; and a signal processor configured to adjust the time difference between the timing of the first audio signal output from the signal supply section and the timing of the second audio signal output from the signal supply section.

Abstract: A television system comprises a display panel holder for detachably holding a display panel for displaying images, and a signal processing module for receiving and processing signals containing displayable information from various external sources and supplying the signals to the display panel. The system enables the size of the display screen of an existing TV set to be easily increased in a cost-effective manner, thereby preventing a waste of resources.

Abstract: A light source device for a display device for projecting an image on a screen is provided, the light source device for display device including a light source unit operable to output light; an image outputting unit operable to output an image by giving an image signal to the light; and a control circuit operable to switch the image output from the image outputting unit between a normal image and a mirror reversed image formed by reversing the normal image right and left by controlling the image signal, such that outputting type is switched between a front projection in which the image is projected onto the screen from a front on the same side as the viewing side, and a rear projection in which the image is projected onto the screen from a rear plane on the opposite side to the viewing side.

Abstract: System and method for synchronizing the low speed mirror movement of a mirror display system with incoming frame or video signals, and synchronizing buffered lines of video data to the independently oscillating scanning mirror. According to one embodiment of the invention, the peak portions of the low speed cyclic drive signal are synchronized with the incoming frames of video by compressing or expanding the peak portion or turn around portion so that each video frame begins at the same location on the display screen. The actual position of the high frequency mirror is determined by sensors and a “trigger” signal is generated to distribute the signals for each scan line such that the scan lines are properly positioned on the display.

Abstract: Front cabinets of different sizes have been prepared for each of display apparatuses of different screen sizes. A front cabinet 20 of a size capable of accommodating each of a PDP 31 and a PDP 32 of different screen sizes is provided and it is made possible to select, depending on whether the display accommodated therein is the PDP 31 or the PDP 32, one of a decoration frame 11 whose size of opening corresponds to a screen 31a of the PDP 31 and a decoration frame 12 whose size of opening corresponds to a screen 32a of the PDP 32 is selected and attached to the front cabinet 20. Therefore, one type of front cabinet 20 can be used in each of the cases where the PDP 31 or the PDP 32 is accommodated therein. Thus, the cost for manufacturing plasma televisions of different screen sizes can be reduced.

Abstract: A method and a device for soft edge blending of projected display images (16a, 16b) is provided. The method combines optical and electrical soft edge blending in an blending area (26) by using electrical blending in one fraction (146a, 146b) of the blending area (26a, 26b) of two or more overlapping images and using optical blending in another fraction (144a, 144b) of the blending area (26a, 26b). The method according to the present invention overcomes problems with manufacturing, alignment and adjustment of optical masks (148a, 148b) used in optical blending and the difficulties with electrically blending black images. The blending method can also be used in systems providing switching from soft edge blending to hard edge matching.

Abstract: The present invention relates to an optical engine of a projection television in which a path of illumination emitted from a light source is aligned to correspond with the image producer by turning a screw of a mirror device. The object of the present invention can be achieved by an optical engine of a projection television including a light generator, a mirror device for reflecting illumination emitted from the light generator thereby changing a path of the illumination, in which a reflection angle of the illumination can be adjusted, and a projection apparatus for enlarging and projecting the image produced in the image producer on the screen by reflecting the image to an incident illumination from the mirror device, wherein the path of the illumination is aligned to correspond to the whole image produced in the image producer to be projected on the screen by adjusting the mirror device.

Abstract: In a projection cathode ray tube device in which a projection cathode ray tube and a projection lens assembly are coupled and held by a coupler, superior focus characteristics and high resolution are realized by eliminating the deviation between the center of the phosphor screen of the cathode ray tube and the center of the lens assembly. In the cathode ray tube, each of the outside and inside surfaces of a faceplate is formed as a spherical convex surface which is curved toward an electron gun.

Abstract: A multi-axis adjusting apparatus includes a base with an upper surface, and each side of a central line of the base has at least one slot; a sliding seat, which is set on the upper surface of the base, and each of two ends of an upper surface of the sliding seat has at least one screw hole, each position of two sides of the upper surface of the sliding seat corresponding to the slot has at least one sliding plate, which has a U-shaped slot; a plurality of fixing screws, which are inserted into the U-shaped slot and the slot; a carrier, which is mounted on the upper surface of the sliding seat, and each of two ends of the upper surface corresponding to the screw hole has at least one fillister with one penetrating hole; plural adjusting screws are going through the screw holes and connecting to the penetrating holes by way of a floating structure. It is therefore the function of simultaneous adjustment of the multi-axis can be approached to rapidly complete the adjustment and reduce cost.

Abstract: An optical component casing (40) that houses a plurality of optical components including a reflection mirror (424) and disposes the plurality of optical components on a planarly defined illumination optical axis (L1) has a holder (81) that holds the reflection mirror (424) and a housing main body (401) that houses the other optical components. A bulging portion (816) bulging in an out-plane direction of the reflection mirror (424) is formed on a side of the holder (81) opposite to the side on which the reflection mirror (424) is attached, the bulging portion (816) pivotally moving on the inner surface of the housing main body (401) to rotate the holder (81) relative to the housing main body (401), where a rotation center (P) of the holder (81) is substantially coincident with an intersecting point (Q) of the illumination optical axis (L1) and a reflection surface (424A) of the reflection mirror (424).

Abstract: A multi-monitor is provided with a first display device having a display screen and a second display device having a display screen smaller than the display screen of the first display device, and a supporting mechanism which is mountable on an outside portion of the first display device, and supports the second display device rotatably about a first axis and a second axis intersecting the first axis. The first second display device is driven in accordance with the same operation system as the first display device.

Abstract: Device comprising: matrices of reflecting elements which can be electrically driven, and means for deconstructing a beam of polychromatic light and means for reconstructing complementary reflected beams, comprising two dichroic filters with a gradient where, for at least one of these filters, the direction of the gradient HOG, H?OG? makes an angle of inclination of non-zero gradient ?, ?? with a plane (DOE, D?OE?) orthogonal to the reflecting surfaces of the matrices. By virtue of the inclination of the gradient, the chromatic performance of the device is substantially improved.

Abstract: First (3), second (5) and third (7) eccentric cams, positioned in substantially the same plane, mate with corresponding first (9), second (11) and third (13) slots in a bracket (1). Rotation of the first cam (3) has the ability to move the bracket (1) in an X direction. Rotation of the second cam (5) has the ability to move the bracket (1) in a Y direction perpendicular to the X direction. Rotation of the third cam (7) has the ability to rotate the bracket (1) in a plane defined by said X and Y directions.

Abstract: The present invention relates to an optical engine of a projection television in which a path of illumination emitted from a light source is aligned to correspond with the image producer by turning a screw of a mirror device. The object of the present invention can be achieved by an optical engine of a projection television including a light generator, a mirror device for reflecting illumination emitted from the light generator thereby changing a path of the illumination, in which a reflection angle of the illumination can be adjusted, and a projection apparatus for enlarging and projecting the image produced in the image producer on the screen by reflecting the image to an incident illumination from the mirror device, wherein the path of the illumination is aligned to correspond to the whole image produced in the image producer to be projected on the screen by adjusting the mirror device.

Abstract: A multi-projector video wall system employs a blending frame to blend the overlapping portions of two adjacent images I1 and I2. The blending frame is preferably located a distance Dframe from the aperture of the projector and has an optimal half frame width Wf from the axis of the lens of the projector. A camera-based feedback loop can be employed to fine-tune the optical blending by digitally altering the image source.

Abstract: The present invention provides an apparatus and method for enhancing image resolution by a position perfurbation modulation which changes optical imaging paths by a rotatable wedge lens turntable. The imaging positions on an image detector is periodically changed so as to obtain the effect of the displacement disturbance and to breach the resolution limitation of the image detector. The present invention could further cooperate with the design of an optical imaging system and image processing to increase the image resolution and detect where a questionable pixel situates.

Abstract: A projection television set having a screen and three projection units each capable of projecting a monochromatic image onto the screen. The projection units each having a cathode ray tube (CRT) optically coupled to a projection lens, which includes both a C-lens and a compound lens. A spacer preferably having three optical passageways is coupled to and between the CRTs and projection lenses. Each CRT is coupled to the spacer via a holder having a housing adapted to capture the CRT and two mounting brackets, each preferably adapted to distribute a spring load to at least two points on the housing.

Abstract: A display for producing a seamless composite image from at least two discrete images. The display includes one or more projectors for projecting each of the discrete images separately onto a screen such that at least one of the discrete images overlaps at least one other of the discrete images by more than 25 percent. The amount of overlap that is required to reduce the seams of the composite image to an acceptable level over a predetermined viewing angle depends on a number of factors including the field-of-view and aperture size of the projectors, the screen gain profile, etc. For rear-projection screens and some front projection screens, an overlap of more than 25 percent is acceptable.

Abstract: In a projecting unit of a projector, a projecting tube is sealingly attached to a projecting tube frame by means of a packing member, a projecting lens is sealingly attached to a projecting lens frame by means of a packing member, and an image on the projecting tube is projected on a screen by the projecting lens. A packing member is interposed between and in engagement with the frames such that the frames are sealingly attached, and can slide against said packing member. The frames are secured to each other for use of the projecting unit, or separated from each other to permit adjustment of the space between the frames.

Abstract: A projector apparatus which assures easier fine and rough adjustment of a swing and tilt angle, includes inclination rings which are formed symmetrically with respect to the center line of the aperture and is provided with at least two or more continuous inclined surfaces of predetermined inclination angle in both sides of the center line on one surface, a ring supporting member for supporting the inclined surfaces of the inclination rings and a ring guide for assisting rotation of the inclination rings wherein the inclination rings are arranged in such a condition that the other surfaces where the inclined surfaces are not formed are provided opposed with each other.

Abstract: A projection type displaying apparatus with a movable built-in screen has an image display, an image projector and a position detector for detecting a position where the built-in screen is installed. When the position detector determines that the built-in screen is in an image projection pass, the focus of the image projector is adjusted on the built-in screen and the image projector projects the image onto the built-in screen. When the position detector determines that the built-in screen is out of the image projection pass, the focus of the image projector is adjusted on an external screen and the image projector automatically projects the image onto the external screen.

Abstract: A projection tube featuring good accuracy in controlling a slant angle between a cathode ray tube and a projection lens, an excellent focusing performance, and further low production cost, and also a video projection systems which utilizes the foregoing projection tube. There are a spacing member to control the slant angle and according to the slant angle, both being built between a cathode ray tube and a radiator.

Abstract: Projecting-type display apparatus, wherein an image forming means frame is supported in such a manner as to be rotatable within a first plane perpendicular to an optical axis of a projection lens, and within a second plane including the optical axis and perpendicular to the first plane. A projecting-type display apparatus comprising means for changing the distance between an image forming means frame and a lens frame continuously or stepwise. A projecting-type display apparatus comprising means for changing the field angle of a projection unit having image forming means and projection lens with respect to a sreen cointinuously or stepwise.

Abstract: An image projection system for projecting an image obtained on an image field onto a screen through a projection lens comprises a plurality of spacers overlaid with each other and arranged between the image field and the lens, each of the spacers having first and second surfaces through which the image is projected and an angle defined by the first and second surfaces being a predetermined value, an adjusting device for each of the spacers for adjusting a rotational angle of the spacers on a rotational axis substantially parallel to an image projection direction, and a fixing device for fixing the plurality of spacers relative to the image field and the lens.

Abstract: A liquid cooling type projector is provided with greater flexibility to meet different screen sizes of a projection television and, thus, contributes to the reduction of production cost. The projector has a cylindrical frame containing a projection lens unit mounted by a liquid-tight member thereto and coupled at a rear end to a CRT in liquid-tight arrangement such that a liquid-sealing space is established between the projection lens and the CRT. In particular, the projection lens unit is arranged so as to be movable with respect to the frame along its optical axis. Also, the liquid-tight member is arranged to maintain the liquid-tight condition regardless of the position of the projection lens unit relative to the frame. Thus, the projection lens unit can arbitrarily be displaced towards and away from the CRT, increasing a focusing range.

Abstract: The disclosure relates to display sets wherein the image produced by a cathode-ray tube is displayed on a display screen by means of an optical device. It relates more particularly to means for facilitating the relative positioning between the cathode-ray tube and the optical device. The cathode-ray tube comprises a bulb having one end closed by a transparent plate bearing an cathodoluminescent screen. In one characteristic, the transparent plate is greater than the bulb and comprises a peripheral part that extends beyond the bulb so as to constitute a reference marker of the position of the cathodoluminescent screen. FIG. 1.