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Camera, system having camera, camera operating method and method for deconvolution of recorded image Invention relates to a camera and a system having a camera, wherein the ratio of the distance between the lens and the sensor to the focal distance varies during exposure. The invention also relates to a method of deconvoluting image data. A variation frequency which enables to form an image which is invariant with respect to movement is set. |
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Record playback device, record playback control method and editing system Invention relates to a record playback device, where video and audio signals received from an external source are output without recording and played back, as well as an editing system. Disclosed is a record playback device comprising: a video signal converter which performs defined signal processing for a video signal received from an external source, and outputs the resultant video signal; a recording device player which stores and plays back a video signal; and a controller which performs switching between a normal mode and an edit mode based on control performed by the editing device which controls the record playback device. In the normal mode, the video signal played back by the recording device player is transmitted to a display where the video signal is displayed as an image. The edit mode includes performing switching between a first video signal transmitted from the video signal converter and a second video signal obtained by adding a delay which corresponds to the time needed to process signals in the video signal converter to the video signal played back by the recording device player, for displaying the resultant video signal on the display. |
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Control device, camera system and programme Invention relates to video surveillance systems. The result is achieved due to that a central server including a display processing unit performs control so as to display a panorama image display area in which a panorama image captured with a camera terminal device is displayed and an enlarged image display area in which an enlarged image is displayed, the enlarged image being obtained by enlarging an area corresponding to a position specified on the panorama image, and a control unit that performs control so as to capture with the camera terminal device an image of the area corresponding to the position specified on the panorama image. The display processing unit displays on the enlarged image display area the image captured with the camera terminal device in accordance with control by the control unit, and the panorama image is a circular panorama image. |
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Display control device and display control method Invention relates to displaying an image in each of a plurality of regions within the same display screen. The display control device includes a display control unit configured to display an image in each of plurality of regions within a display screen, and a message unit. The message unit is configured to provide a message indicating that the images are identical when the plurality of regions display identical images, and not to provide a message when the plurality of regions display different images. Images are identical if they are contained in the same file and different if they are contained in different files. |
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Image capturing device and control method thereof Invention relates to image capturing devices. The result is achieved due to that the image capturing device comprises an image capturing unit configured to capture an image of an object through an optical system; a display unit configured to display an image captured by the image capturing unit on a screen; a determination unit configured to simultaneously determine a plurality of touch positions on the screen where an image is displayed; and a control unit configured to smoothly adjust the focusing state in accordance with change in distance between a first determined touch position and a second determined touch position in order to change the focusing area. |
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Image processing device and image processing device control method Invention relates to computer engineering. An image processing device for detecting, from image data generated by an image sensor formed by a plurality of pixels, a signal from a defective pixel of the image sensor comprises a first determination unit for obtaining a first determination value indicating the value of the difference in signal strength between a pixel of interest and a plurality of pixels located near the pixel of interest; a second determination unit for obtaining a second determination value indicating the distribution width of the difference in signal strength between the pixel of interest and the plurality of pixels located near the pixel of interest; and a detection unit for detecting if the signal from the pixel of interest is a signal from a detective pixel using the first determination value and the second determination value, wherein the first determination unit obtains the first determination value by obtaining the difference in signal strength between the pixel of interest and each of the plurality of pixels located near the pixel of interest, obtaining from each difference value indicating the probability that the signal from the pixel of interest is a signal from a defective pixel, and multiplying the obtained values. |
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Invention relates to an image forming apparatus. The result is achieved due to that the image forming apparatus includes a control unit and a detector which includes a plurality of pixels and which performs an image capturing operation for outputting image data corresponding to emitted radiation or light. The image capturing operation includes a first image capturing operation in which the detector is scanned in a first scanning region which corresponds to part of the plurality of pixels to output image data in the first scanning region, and a second image capturing operation in which the detector is canned in a second scanning region larger than the first scanning region to output image data in the second scanning region. The control unit prompts the detector to perform an initialisation operation for initialising a conversion element during a period between the first image capturing operation and the second image capturing operation in accordance with the switch from the first scanning region to the second scanning region. |
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Lighting device, display device and television receiver Group of inventions relates to lighting engineering. Backlight lighting device (24) is equipped with backlight base (22) with mounted LED unit (32) and a light-conducting plate (20), which lateral surfaces are light-receiving surfaces (20a). The LED unit (32) is faced to light-receiving surfaces (20a) of the light-conducting plate (20). The backlight base (22) has guide pins (40) protruding from the base plate surface (22a), at that the light-conducting plate (20) has concave connecting sections (38) at positions faced to the guide pins (40), while the guide pins (40) are coupled to the connecting sections (38). Lateral surface of each guide pin (40) is equipped with a through hole (40a), which passes through the above lateral surface. |
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Method and apparatus for detecting game incidents in field sports in video sequences Invention relates to video processing techniques and specifically to automation of the process of classifying video content by genre and real-time content. The result is achieved by calculating brightness and saturation of each frame pixel described by values in red, green and blue colour channels; calculating the absolute value of brightness gradient for each frame pixel; performing colour classification of each frame pixel; calculating statistics based on results of colour classification for the whole frame; calculating statistics based on results of colour classification for green frame regions; determining if said frame is a game incident in field sports based exclusively on characteristics of the current frame; determining if the current frame belongs to the same scene as the previous frame; using the detection result obtained for the previous frame as a refined detection result if the current frame belongs to the same scene as the previous frame of the video sequence; or using the detection result obtained for the current frame based exclusively on characteristics of the current frame as the refined detection result if the current frame does not belong to the same scene as the previous frame of the video sequence. |
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Invention relates to a recording device which stores a basic image stream and an extended image stream, obtained by encoding multiview video. The technical result is that data on the medium using the disclosed record encoding may be reproduced in a device which is incompatible with reproduction of multiview video. In an Access Unit containing basic video display, MVC header encoding is prohibited. For a display component contained in an Access Unit without a MVC header, determination is carried out such that the "view_id" parameter thereof is recognised as 0. |
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Invention relates to image capturing devices. The result is achieved due to that the image capturing device includes a photographic lens which forms an image of an object, a photoelectric conversion unit located in the predicted image plane of the photographic lens, a display unit which displays the photographed image obtained by the photoelectric conversion unit, an image display control unit which displays the photographed image through the display unit after obtaining the photographed image through the photoelectric conversion unit, a distance information acquisition unit which obtains information on distance in the photographed image, and a blur correction unit which corrects blurring on the photographed image based on information on distance obtained by the distance information acquisition unit. The image display control unit displays the photographed image, where multiple distances in the photographed image are focused. |
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Method of distributing second multimedia content items in list of first multimedia content items Invention relates to distribution of content to create a customised stream by combining advertising with an input stream. The method comprises selecting a playlist of first multimedia content items and determining potential second multimedia content items by matching information from the first and second multimedia content items, and selecting at least one of the determined second multimedia content items based on a user profile, metadata of the first and second multimedia content item and/or a distribution scheme for distributing the second multimedia content item into the playlist of first multimedia content items. The selection includes determining the number of potential second multimedia content items and, if said number is greater than one, sorting said items according to a first relevance coefficient and sorting according to a second relevance coefficient if items with the highest first relevance coefficient are more than one. Furthermore, selection includes determining potential second multimedia content items having the highest second relevance coefficient. Further, a personal television system is presented with the selected second multimedia content items along with first multimedia content items. |
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Invention relates to image displaying apparatus. The result is achieved due to that the display includes an image forming module which captures a moving image in a given region in an image display direction, a moving body detecting module which detects if a moving body is present in the given region in the image display direction, an image analysis module which analyses the moving image captured by the image forming module for detecting if a face is present, a power control module which controls power consumption with different profiles according to a plurality of modes which are established by combining whether a face detected by the image analysis module is present or not and if a moving body detected by the detection module is present or not. |
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Invention relates to television systems and specifically to shared television sessions. The technical result is resolving television system resource conflict and limitation problems by providing shared television sessions to which a user can connect for shared viewing. To this end, an additional display device sends a request to connect to a shared television session which is displayed on one or more display devices between which a shared television session is established and which share a tuner of a tuner device in order to receive television content. If said request is accepted by at least one display device, the additional display device connects to the shared television session. An input tuner configuration signal can be received if initiated in a display device, and the input tuner configuration signal can be transmitted to the tuner device to change television content. The tuner device can receive other television content through the tuner in accordance with the input tuner configuration signal. |
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Image processing device and image processing method Group of inventions relates to image processing technologies. An image processing device for reconstruction processing for correcting image quality deterioration due to aberration in an optical image-forming system. The image processing device comprises a dividing means for dividing image data of colours of colour filters into image data of corresponding colours of colour filters. The device also includes a plurality of image processing means, each designed to perform reconstruction processing by processing using an image data filter of one of the corresponding colours divided by said dividing means. |
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Flash synchronisation using image sensor interface timing signal Image signal processing system 32 includes a flash controller 550 which is configured to activate a flash device prior to the start of a target image frame by using a sensor timing signal. In one version, the flash controller 550 receives a delayed sensor timing signal and determines a flash activation start time by using the delayed sensor timing signal to identify a time corresponding to the end of the previous frame, increasing that time by a vertical blanking time, and then subtracting a first offset to compensate for delay between the sensor timing signal and the delayed sensor timing signal. The flash controller 550 then subtracts a second offset to determine the flash activation time, thus ensuring that the flash is activated prior to receiving the first pixel of the target frame. |
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Invention relates to an image forming device. The result is achieved owing to that the image forming device includes: a pixel which generates a photoelectric conversion signal; a comparator configured to compare a pixel-based main signal in an initial state with a time-varying first reference signal and compare a pixel-based effective signal not in the initial state with a time-varying second reference signal, wherein the second reference signal has a greater time variation coefficient than the first reference signal; a counter configured to read a first reading before inversion of the ratio of values between the main signal and the first reference signal, and configured to read a second reading before inversion of the ratio of values between the effective signal and the second reference signal; a correcting unit configured to correct the difference in resolution of the first and second readings and configured to correct the difference between the first and second corrected readings. |
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Solid-state image forming apparatus and control method therefor Invention relates to an image forming apparatus. The result is achieved due to that the solid-state image forming apparatus includes a plurality of pixels arranged two-dimensionally in a matrix, a reference signal generating circuit configured to generate a saw-tooth signal, a counter circuit configured to count according to the output saw-tooth signal, comparators arranged in columns and configured to compare signals read from pixels with a saw-tooth signal and storage units arranged in columns and configured to store digital data, wherein if the comparator output does not change during the analogue-to-digital conversion period, digital data of a predefined value are stored in a storage unit. |
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Invention relates to a video surveillance and camera control system capable of performing panoramic turning and tilted turning of the camera. The camera platform system has a camera which captures an object image to generate a frame image, camera platforms which turn a camera about a panning axis and a tilt axis and image processors which generate a visual image based on the frame image. When a camera passes through a predefined angular position for turning about the tilt axis, an image processor generates a first visual image corresponding to the image formed by turning the frame image by an angle greater than 0 degrees but less than 180 degrees about the panning axis in a predefined angular position before generating a second visual image corresponding to the image formed by turning the frame image 180 degrees about the panning axis. |
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Method and system for wireless transmission of audio data in wireless networks Invention relates to wireless communication and particularly to transmission of audio data in wireless networks which transmit digital video and digital audio in high-definition multimedia interface (HDMI) format. The method involves obtaining position information of audio packets within an HDMI frame; transmitting digital audio information including the position information from a data source device to a data sink device via a wireless communication medium. At the data sink device, an HDMI frame is reconstructed by inserting received audio packets into horizontal and vertical blanking periods of the HDMI frame. |
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Image display device, remote controller and control method thereof Invention relates to an image display device, a remote controller and a control method thereof. Disclosed is a method of controlling an image display device which includes: displaying an infrared (IR) blaster menu screen, receiving a selection input for selecting one of electronic devices included in the IR blaster menu screen, and transmitting key IR format information about the selected electronic device or device information about the selected electronic device to a remote controller in accordance with the selection input. |
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Method and apparatus for reproducing three-dimensional ambient sound Method involves obtaining image depth information which indicates the distance between at least one object in an image signal and a reference location; obtaining sound depth information which indicates the distance between at least one sound object in the sound signal and the reference location, based on the image depth information; providing a sound perspective for at least one sound object based on the sound depth information. |
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Display control device and control method therefor Invention relates to a display control device. The result is achieved owing to that the display control device can rapidly switch between a non-zoomed image display state and a zoomed image display state with a minimum number of operations. When the display control device receives an instruction to trigger a zoom mode in an image display state via single display, wherein one image is fully displayed in the display region of a display module, the display control device performs control for displaying part of the zoomed image in the display region. When the display control device receives an instruction to trigger a zoom mode in an image display state via multiple display, wherein multiple images are displayed in the display region, the display control device displays in the display region part of the image which is zoomed compared to the case with single display in the display region, without going through single display. |
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Invention relates to display of graphic subtitles by decoding graphic data compressed using series length encoding for use in BD-ROM, as well as to DVB-MHP and DVD-Video. BD-ROM has a plurality subtitle streams written on it, each configured to be reproduced synchronously with a video stream, and playlist information. The playlist information includes reproduction element information and a display method flag. The reproduction information element defines an information reproduction partition which indicates the entry time and exit time on a video stream reproduction time axis and includes a table of stream information. The display method flag indicates whether control according to the subtitle display method is real or not. The table of stream information assigns the reproducing device one of the subtitle streams to be selected if control according to the subtitle display method is real. |
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Apparatus for recording image data Invention relates to an apparatus for recording image data. Disclosed is an apparatus for recording image data, having a unit for obtaining a moving image in order to obtain moving image data, a unit for obtaining a still image in order to obtain still image data, a recording unit for recording moving image data and still image data in an assigned catalogue in a recording medium, respectively, and a control unit for controlling the unit for obtaining a moving image, the unit for obtaining a still image and the recording unit, wherein the control unit is configured to control, in response to input of an image capture instruction, a unit for obtaining an image in order to obtain moving image data and still image data, to determine if a moving image file is included, wherein said moving image data may further be recorded in a specific catalogue in the recording medium, and control, if the moving image file in which said moving image data may be further recorded is included, the recording unit in order to further record said moving image data into the moving image file and store still image data in a specific catalogue as a still image file. |
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Method is carried out using, in a displacement metre, a correlator which performs the function of determining the variance of signal increments based on squaring difference values of correlated signals from linear photodetectors in digital form, and an interpolator is made in form of a unit which performs interpolation using the formula: χ ^ = Δ m ( D − 1 − D 1 ) / [ 2 ( D − 1 − 2 D 0 + D 1 ) ] , where D-1, D1, D0 denote signal variances, χ ^ is displacement, Δm is the pixel size of the auxiliary photodetector. |
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Imaging device and display for it Invention relates to imaging devices. Imaging device comprises first module of display module configured to display in direction of the user side and arranged at the device casing. Second display panel module for display in direction of subject located at the device casing. Imaging processing module is designed for photoelectric conversion of light incident on subject side to generate the signal of taken image. Control module controls the processing of imaging in compliance with preset mode and displays in response to taken picture signal produced by picture processing module with first module of display panel. Control over imaging jobs proceeding from taken picture signal generated by imaging processing module of the second display panel module in compliance with imaging mode. |
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Playback device, recording device, playback method and recording method Invention relates to a video playback device based on a playlist. The playback device for playing a playlist defines as a current playback sub-element, a playback sub-element which is optimal for the current playback element, each time the current playback element changes. The playback device continues to play the playback element when a file with clips, to which the current playback sub-element references, is loaded and is in an active state in a local storage device; and, by outputting a DataStarved event, stops playing the playback element when the file with clips, to which the current playback sub-element references, is in an unavailability or inaccessible state in the recording medium. |
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Device and method, and display control programme Invention relates to a device and a method of controlling display of a liquid crystal display. The result is achieved due to that a unit (21) for calculating backlight luminance determines backlight luminance based on an image signal for the displayed image. A subtraction unit (142) determines the difference between backlight luminance from the unit (21) for calculating backlight luminance and backlight luminance from a summation unit (141). A multiplier unit (143) multiplies the found difference by a cyclic coefficient which denotes the contribution of the difference into the backlight luminance correction to obtain a correction value. The summation unit (141) sums the correction value with the backlight luminance to correct backlight luminance. Furthermore, from the image signal and the backlight luminance, a division unit (124) calculates the degree of transmission of light into the liquid crystal panel, which displays the image by transmitting light from the backlight. |
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Transmitting device and receiving device Invention relates to a transmitting device and a receiving device, particularly a high definition multimedia interface (HDMI). A disc writing device 210 transmits function information indicating that a data transmission module (I/F 213 high-speed data line) is configured to transmit data to an external device through a data channel composed of a backup line and rapid connection detection line of an HDMI cable 350 to a television receiver 250 through a home electronic device control line, which an HDMI cable 350 control data line. A television receiver 250 receives function information such that it can be determined if the disc writing device 210 is an eHDMI-compatible device, and if so, a compatible transmission format (application) can be recognised. Also provided is the capability of transmitting function information of the television receiver 250 to the disc writing device 210. |
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Invention relates to display devices and more specifically to the backlight device of a display device. The result is achieved due to that the display device (10, 20, 30) comprises a LED array (33, 35, 12) working both as a backlight source for an LCD panel (31) and as an ambient light source providing ambient light with properties dependent on the image content displayed by the LCD panel (31). |
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Dichroic cut-off filter for obtaining images Device for obtaining a wide-angle image comprises an optical system and a wide-angle dichroic cut-off filter situated near the surface of the lens in the optical system. The lens receives principal light rays essentially at the same angle of incidence on its surface. A device for reducing glare in the image former comprises an absorption ultraviolet (UV) cut-off filter and a dichroic infrared cut-off filter, situated on the lens in the optical system, which receives reflected light from the surface in the optical system at an angle of incidence which is greater than the angle of incidence of light from the object falling on the dichroic infrared cut-off filter. In another version, the device comprises an absorption infrared cut-off filter and a dichroic UV cut-off filter, situated on the lens in the optical system, which receives reflected light from the surface in the optical system, at an angle of incidence which is less than the angle of incidence of light from the imaged object, falling on the dichroic UV cut-off filter. |
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Invention relates to electrooptical instrument making and can be used in television devices with a submatrix photodetector. The result is achieved due to that the image forming apparatus comprises series-arranged, optically interfaced input objective lens, scanner, projecting lens and photodetector, the output of which is connected through an interfacing unit with the first input of a signal processing unit, the first output of which is the output of the image forming apparatus; the second output of the signal processing unit is connected to at least one controlled reference radiation source, optically interfaced through the scanner with the photodetector; as well as a clock circuit, which is connected between the scanner and the second clock input of the signal processing unit; and a circuit for controlling the operating mode of the photodetector, the input of which is connected to the third output of the signal processing unit, and the output is connected to the control input of the photodetector; the apparatus being characterised by that it further includes a correction algorithm control unit, the input of which is connected to the second output of the signal processing unit and the output is connected to the third input of the signal processing unit. |
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Method, multimedia system and programme recorder terminal Invention relates to multimedia services, for example, IP-protocol TV (IP-TV), mobile TV, transmission of streaming multimedia to mobile devices, particularly to method of program recording, multimedia system and terminal of multimode network. Multimedia system comprises network terminal and multiple nodes. Network terminal of the system is configured to generate recording mission in response to recording request and to distribute said request to every node whereat channel is memorised indicted in recording mission. Nodes are configured to write the program to channel specified in recording request after receipt of recording mission and to return data on recording results to network terminal. In compliance with this invention, in the case of faulty recording, it is possible to perform mutual internodal recovery and make auxiliary recording to decrease chances if recoding faults and to proposed higher-quality TVOD services to users. |
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Image capturing device and image capturing system Invention relates to an image capturing device and an image capturing system. The result is achieved due to that a line selection unit includes a first storage unit which stores a read-out line address, a second storage unit which stores a gate line address, and a third storage unit for controlling the element shared by multiple pixels. |
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Apparatus for adjusting a magnetooptical system for forming a beam of protons consists of a pulsed electromagnet which is formed by a pair or a system of pairs of thin conductors directed along the axis of a proton graphic channel spread in a transverse plane. A scaling array of metal plates mounted in a frame is placed at the output of the electromagnet. The method of adjusting a magnetic system for forming a beam of protons and a method of matching magnetic induction of an imaging system involve generating a magnetic field, through which the beam of protons is passed, the direction of said beam through the imaging system to a recording system by which the image of the scaling array is formed. Upon obtaining a distorted image, the magnetic beam forming system is adjusted and magnetic induction of the magnetooptical imaging system is adjusted by varying current of lenses of said systems and retransmitting the beam of protons until the required images are formed. |
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Invention relates to computer engineering. The method of transmitting a stream of unencrypted images involves encoding the stream of images and sending a compressed stream of images to at least one receiving device. Before encoding, images of the unencrypted stream of images are converted via a secure reversible conversion to obtain a converted stream of images which is encoded and transmitted in place of the unencrypted stream of images. The secure reversible conversion converts each image from a sequence of unencrypted images. |
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Device and method for high-resolution imaging at built-in device In compliance with this invention, sequence of images including multiple lower-resolution images is contracted. Vectors of motion between reference image in sequence and one or several nest images in sequence are defined. The next forecast image is generated by application of motion vectors to reconstructed version of reference image. Difference between next actual image and next forecast image is generated. Image in sequence from set to set is decoded and SR technology is applied to every decoded set for generation of higher-resolution image by rime interpolation and/or spatial interpolation of reference and difference images. Compression of sequence of images includes steps of determination of vectors of motion between reference image and at least one of extra image of sequence of images. Note here that obtained vector of motion is applied to forecast at least one extra image to calculate difference in mages between at least one extra image and forecast of at least one extra image, respectively. |
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System and method for efficient use or recorder Invention relates to system and method of recording procedure for recorder. Proposed system comprises time code generator for time code generation for synchronisation of electronic data. Recorder transceiver executes wireless communication of time code to multiple cameras. Cameras fix video and audio data while appropriate camera time data dispatchers combine receive time code with recorded said data to be transmitted via wireless communication line for writing in recorder memory. Recorder can receive and memorise audio data from warning system while computer can communicate with recorder for appropriate editing of stored camera data and warning data to obtain edited data. |
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Invention relates to digital camera with moving mirror. Proposed camera comprises microcomputer 110 that features live scan mode to control images generated by CMOS-sensor 130 or image data obtained by pre-processing of said image data so that these are displayed on LCD 150 as moving images in real time. Note here that when trigger button 141 receives live scan automatic focusing switch-on instruction, microcomputer 110 controls said moving mirror to displace it on optical path to measure by AF-transducer 132 and out of it thereafter to live scan mode. |
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Solid-state image sensor, having an array of pixels having a plurality of pixels, and a plurality of signal processing circuits, each amplifying the signal of the array of pixels. Each of the plurality of signal processing circuits comprises an operational amplifier, having an input terminal and an output terminal, an input capacitor situated between the input terminal and a column signal bus, and a feedback circuit which connects the input terminal to the output terminal. The feedback circuit is capable of forming a feedback path in which first and second capacitor elements are arranged in series on the path which connects the input terminal to the output terminal, and a third capacitor element is situated between a reference potential and the path which connects the first capacitor element to the second capacitor element. |
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Electronic device and method of transmitting control signal to electronic device User sets, in a photograph display device 370B, the fact that a physical address 2000 represents a recording device which controls 370B display of photographs in place of the physical address 2000. According to that setting, the photograph display device 370B defines a logic address as a recording device controlled by consumer electronics control (CEC) devices. When the user performs operations with the recording device 210B on a disc, which is a CEC-incompatible device, using a remote control transmitter 277, a television receiver 250B generates a CEC control command addressed to the disc recording device 210B. The photograph display device 370B detects a CEC control command, converts the CEC control command to an infrared remote control command and transmits the infrared remote control command from the infrared transmission module 384 to the disc recording device 210B. |
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Solid-state imaging device and electronic device Solid-state imaging device includes a substrate, an image sensor region and a signal processing circuit, which are electrically connected to each other, a low-heat conductivity region situated between the image sensor region and the signal processing circuit, and a through hole formed in the substrate. The low-heat conductivity region is situated in the through hole and has lower heat conductivity than the substrate. |
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Optical system magnifies an image formed by an image modulator and projects said image on a screen. The optical system includes an optical lens system consisting of at least one lens with a positive optical power, having a single optical axis and which forms almost parallel beams coming from the image modulator, an aperture diaphragm situated near the back focal plane of the optical lens system, a catadioptric optical system consisting of a concave mirror and at least one lens, having a single optical axis and which forms an intermediate image in front of the concave mirror. The following relationships are satisfied: 0.1 ≤ | f 2 ' / f 1 ' | ≤ 1000, 4≤βM/βL≤25, Θ1>20°, where f 1 ' is the focal distance of the optical lens system; f 2 ' is the focal distance of the catadioptric system; βM is magnification of the concave mirror; βL is magnification of the system comprising all lenses; Θ1 is the smallest angle of incidence of the beam on the screen. |
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Digital broadcast receiver (versions) and signal processing method Disclosed is a digital broadcast transmitter, having a random number generator for randomising an input data stream, having zero bytes inserted in a given position, a multiplexer for outputting a data stream generated by inserting certain known data into the position of zero bytes of the randomised data stream, an encoder for encoding the data stream from the output of the multiplexer and a modulator/radio-frequency converter for modulating encoded data, radio-frequency conversion of the modulated data and transmitting the converted radio-frequency data. Reception characteristics are improved even in a multibeam channel by extracting known data from the obtained signal using known data for synchronisation and level equalisation in digital broadcasting. |
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Image processing method and image processing device Brightness distribution is determined for each of multiple image data portions, the characteristic value of each brightness distribution is calculated from said brightness distribution and a correcting value is found for tonal correction, which is carried out with respect to the combined image data based on the obtained characteristic value of brightness distribution. |
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Method and apparatus for forming aerosol projection screen Disclosed apparatus includes a means (100) for providing an aerosol designed to generate an aerosol stream (108) with average particle diameter of the disperse phase of less than 10 mcm in a screen formation area, a means (200) of providing a protective air stream designed to generate a protective air stream (210, 211) on two sides of the aerosol stream (108), wherein the aerosol stream (108) and the protective air stream (210, 211) have a non-laminar, locally turbulent flow near an obstacle on the flow path, wherein the Reynolds number for said streams near outlet openings (134, 215, 216) is in the range from 1300 to 3900. |
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Display device and television receiver Display device according to the present invention includes a light source 50, a display panel 11, a first partition Ca and a second partition Cb. The display panel 11 is configured to display using light from the light source 50. The display panel 11 is attached to the first partition Ca. The light source 50 is attached to the second partition Cb. The first partition Ca and the second partition Cb are interconnected. The first partition Ca and the second partition Cb are in form of an external housing which forms the outward appearance of the display device. |
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Backlighting device, display device and tv receiver Backlighting device (20) comprises a substrate (22), where multiple point sources of light are placed in the form of light diodes (21), and slots (23), which are also arranged on the substrate. Multiple point sources of light include the first point source of light (21), which is placed near the slot (23), and the second point source of light (21), which is placed in a position distant from the slot (23) compared to the first point source of light (21). The light beam in the surroundings of the slots is higher than the light beam in the area different from the surroundings of the slots. |
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Image forming apparatus and driving method therefor Invention relates to an image forming apparatus. The result is achieved due to that the image forming apparatus includes a pixel for generating a signal through photoelectric conversion; a comparator circuit (30-1) for comparing a pixel-based signal with a time-dependent reference signal; a computing circuit (40-1) which computes the ratio of values between the pixel-based signal and the time-dependent reference signal before inversion; and a selection circuit (30-2) for setting a time-dependent rate of change of the reference signal according to the level of the pixel-based signal. |
Another patent 2528533.