Abstract: An image signal recovering apparatus for converting a composite signal and a component signal of a main picture and a sub picture into digital signals, including: a composite selecting unit which selectively outputs at least one of a plurality of composite signals inputted through first input ports of the composite selecting unit; a component selecting unit which selectively outputs at least one of a plurality of component signals inputted through second input ports of the composite selecting unit; a first converting unit for converting composite signals from the composite selecting unit into digital signals; a second converting unit for converting component signals from the component selecting unit into digital signals; and an input switching unit positioned between the component selecting unit and the second converting unit, for selectively switching composite signals from the composite selecting unit and component signals from the component selecting unit into the second converting unit.

Abstract: A system and method for editing live television signals. This system includes: a plurality of input connectors for receiving separate input video signals, and an output connector; a mixer for generating at the output connector a real-time output video signal derived from at least one of the input video signals; a single display monitor for simultaneously displaying each of the input video signals and the output video signal; and an imager coupled between the mixer and the display monitor for causing at least three images to be displayed on the display monitor in a split-screen format, the at least three images corresponding to the input video signals and the output video signal. The system in enclosed in a portable suitcase housing.

Abstract: A high definition television player records and plays back HDTV signals in a closed circuit to demonstrate high definition television. The signals are recorded on a hard drive, CD, DVD or the like in discrete 2-meg data blocks, with each block of data being separately identified. The invention provides for continuous looping play of a desired program or programs by identifying the starting data block and ending data block of the program. The program play is begun at the starting block. When the program is finished at the end block, play continues at the start block, and so on until the stop button is pushed.

Abstract: Disclosed is an image processing method and an image processing apparatus that improve quality of display images in different formats of a multi-format data broadcast image. The image processing method according to the present invention comprises the steps of: separating menu data, character data, still image data, and moving image data in a plurality of formats from a broadcast video signal; generating a layer image signal such that the image signal of data in each of the formats is superimposable on the data in the plurality of formats; and subjecting the superimposed layer image signal to adaptive image processing according to a preset parameter by means of an adaptive image processing unit. Therefore, by subjecting each layer to different image processing irrespective of the type and the format of the signal, it is possible to perform image processing adapted to each format.

Abstract: Disclosed is an image processing method and an image processing apparatus that improve quality of display images in different formats of a multi-format data broadcast image. The image processing method according to the present invention comprises the steps of: separating menu data, character data, still image data, and moving image data in a plurality of formats from a broadcast video signal; generating a layer image signal such that the image signal of data in each of the formats is superimposable on the data in the plurality of formats; and subjecting the superimposed layer image signal to adaptive image processing according to a preset parameter by means of an adaptive image processing unit. Therefore, by subjecting each layer to different image processing irrespective of the type and the format of the signal, it is possible to perform image processing adapted to each format.

Abstract: A video signal of a main screen is supplied from an input terminal (1) through a change-over switch (2) and an RGB drive circuit (3) to an image receiving tube (4). The video signal of a sub screen is also supplied to a sub screen signal production and control circuit (6) through an input terminal, compressed to an arbitrary size, and derived at an arbitrary positional timing to thereby produce the video signal of the sub screen. A command signal from a commanding unit is further supplied to a microcomputer (9) through an input terminal (8). In the microcomputer 9, the command signal mentioned above is supplied to a central processing unit (CPU) (10). The central processing unit produces a control signal indicating the displayed position of the sub screen or the like. In a part of the processing, the similarity and/or non-similarity of operation buttons is judged and a response time of the control is determined, whereby the actions can be carried out smoothly.

Abstract: In an apparatus for composing image data of a main picture and image data of a sub-picture by a chroma key process, an attribute of an image contained in the sub-picture is detected, a partial area of the sub-picture is set as a chroma key mask area in accordance with the attribute detection result, and composing the image data of the main picture and the image data of the sub-picture by executing the chroma key process for an area other than the chroma key mask area without executing the chroma key process for the chroma key mask area in the sub-picture.

Abstract: An image processing apparatus, which displays an image corresponding to a synchronizing frequency change-image signal, which is obtained by changing a frequency of a synchronizing signal of an image signal, and an other image corresponding to an other image signal on a same display screen. The apparatus comprises a monitoring device and a synchronizing control device. The monitoring device monitors temporal relationship between the synchronizing signal of the synchronizing frequency change-image signal and a synchronizing signal of the other image signal. The synchronizing control device performs frequency regulation for the synchronizing frequency change-image signal based on the monitoring results from the monitoring device so as to prevent one of the synchronizing frequency change-image signal and the other image signal from passing the other thereof on the display screen.

Abstract: A technology is disclosed to enable a transfer to be made quickly and easily to a screen layout and an audio output mode preferred by a user when there is a change in an input source. Past viewing and listening history information regarding the attribute and the output state of an input source is stored beforehand, for example, which input source was viewed and listened to in what screen and audio structure, or which multi-window displaying a transfer was made to when an interrupt input source came in, depending on a relationship with a video being viewed and listened to at the time. Then, when an image regarding the input source is displayed, a screen layout and an audio output state are determined, and controlled based on the viewing and listening history information.

Abstract: A multi-picture in picture system in which each camera is coupled in a daisy chain adds its part of the complete picture on a CVBS-line. The television/monitor doesn't have to prepare the complete picture because each camera does it. Furthermore, no problems with locking occur because each camera adds its picture at the “place” where it is also locked.

Abstract: A video display system comprising a plurality of video display apparatuses 11 to 13 for displaying video signals Sv being supplied as video. A specific video display apparatus 11 out of a plurality of the video display apparatuses 11 to 13 discriminates video characteristics Pv1 to Pv5 of the video signal Sv to output identification signals IDa to IDd that correspond to the discriminated video characteristics (Pa1 to Pa5) to (Pd1 to Pd5) and simultaneously displays the video signal Sv according to the display characteristic characteristics (Qa1 to Qa3) to (Qc1 to Qc3) stored in correspondence to the identification signals IDa to IDd. The other video display apparatuses 12 and 13 than the specific video display apparatus 11 display the video signals Sv according to the display characteristic characteristics (Qa1 to Qa3) to (Qc1 to Qc3) stored in correspondence to the identification signals IDa to IDd.

Abstract: Disclosed is an image processing method and an image processing apparatus that improve quality of display images in different formats of a multi-format data broadcast image. The image processing method according to the present invention comprises the steps of: separating menu data, character data, still image data, and moving image data in a plurality of formats from a broadcast video signal; generating a layer image signal such that the image signal of data in each of the formats is superimposable on the data in the plurality of formats; and subjecting the superimposed layer image signal to adaptive image processing according to a preset parameter by means of an adaptive image processing unit. Therefore, by subjecting each layer to different image processing irrespective of the type and the format of the signal, it is possible to perform image processing adapted to each format.

Abstract: A display control system including: a screen unit for forming a screen by a plurality of display units each displaying a part of an image; a video signal processing unit for generating a post-video processing signal to be displayed by the plurality of display units from an input video signal, and then supplying the post-video processing signal to the screen unit; an image area display unit having a display unit for schematically displaying the screen unit based on the display information including position information of the display units forming the screen unit, the image area display unit displaying a state of display of the video signal as an image area on the display unit; and a control unit for controlling the state of display of the image area; wherein based on the result of the control, the control unit generates control information for controlling a state of display of the image displayed on the screen unit, and then the video signal processing unit generates the post-video processing signal based on

Abstract: In an apparatus for composing image data of a main picture and image data of a sub-picture by a chroma key process, an attribute of an image contained in the sub-picture is detected, a partial area of the sub-picture is set as a chroma key mask area in accordance with the attribute detection result, and composing the image data of the main picture and the image data of the sub-picturee by executing the chroma key process for an area other than the chroma key mask area without executing the chroma key process for the chroma key mask area in the sub-picture.

Abstract: A display control method includes the steps of: dividing a screen into a first display region, on which a first broadcast signal is displayed, and a second display region having a plurality of sub screens, on which a second broadcast signal is displayed, in which the second broadcast signal is received in response to a channel searching command; and controlling a position of display region on which the second broadcast signal is displayed according to the viewer's control command. Broadcast signals of channels that a viewer wants to watch can be simply searched, thus maximizing the viewer's convenience.

Abstract: An image processing apparatus includes a pick-up for picking-up a subject, temporal storage for temporarily storing sets of image information picked up by the pick-up during predetermined time periods, and a display for displaying the stored sets of image information and image information from the pick-up. A subject views the display during image pick-up. Also included is a control that causes temporal storage to store the sets of image information corresponding to the same subject picked up by the pick-up during the predetermined time periods, and causes display of the sets of image information corresponding to the same subject and stored in temporal storage discriminatively from the image information from the pick-up. At least one of the sets of image information is selected corresponding to the same subject in temporal storage.

Abstract: A display system is provided, which makes it possible to switch automatically from a single image mode to a dual image mode, and vice versa, without input of any switching signal. When an image is displayed on the screen of the display device in the single image mode according to the first video input sent through the first input line, the first detector outputs the first detection signal. Thereafter, if the second detector detects the synchronizing signal of the second video input sent through the second input line, the second detector outputs the second detection signal. This means that the switch receives both of the first and second detection signals in this state. As a result, the switch selects the dual image mode and accordingly, the two images are simultaneously displayed on the screen of the display device.

Abstract: A method for allowing two or more viewers to simultaneously view and listen to different video content is provided. The method including: displaying video content from each of two or more tuners on a monitor; producing audio corresponding to the display from one of the two or more tuners; generating wireless audio signals corresponding to the display from another of the two or more tuners; transmitting the wireless audio signals to a base, such as a remote control, for use with the monitor; receiving the wireless audio signals at the base; and directing the audio signals to a headphones operatively connected to the base.

Abstract: A television receiver according to the present application obtains a plurality of moving image data indicating the same moving image by using received moving image data, performs different image quality adjusting processes for these moving image data, and displays a plurality of moving images related to these moving image data subjected to the different image quality adjusting processes on the same screen of a display device.

Abstract: A method and apparatus for adjusting a screen. The apparatus for adjusting a screen includes an on screen display (OSD) adjusting unit and a screen dividing unit. The OSD adjusting unit is overlaid on a reproduced image for providing an interface to allow screen adjustment by a user. The screen dividing unit displays an area of the screen based on the adjusted screen state using the OSD adjusting unit, while keeping the other area of the screen intact.

Abstract: This invention discloses apparatus and a method for producing a moving picture including providing a digital image including the content of a multiplicity of individual images defining a view window which may be selectably superimposed over at least a portion of the digital image at a given time, and moving the view window over the digital image such as to view at least portions of the multiplicity of the individual images in a desired sequence thereby to define the moving picture.

Abstract: A method for controlling image sharpness in a video display apparatus operable to display first (Ymain) and second (Ypip) image signals simultaneously. This comprises the steps of, combining a first image signal and a second (image signal to form a simultaneous display signal). Generating an SVM signal for display image enhancement in accordance with the simultaneous display signal. Dynamically controlling an amplitude of the SVM signal in accordance with an occurrence of ones of the first and second image signals forming the simultaneous display signal. Driving an SVM coil with the dynamically controlled amplitude SVM signal to enhance image edges displayed by the video display apparatus in accordance with ones of the first and second image signals.

Abstract: An image processing apparatus and method in which image data stored in storage media of a plurality of different types or output by image signal generating sources of a plurality of different types can be reproduced simultaneously on the same monitor screen. Original image data provided by storage media or image signal generating sources of a plurality of types is converted to reduced image data representing pictures of reduced size. The original image data or the reduced image data is stored in a display memory in an arrangement capable of constructing a split-screen display. A plurality of frames of (reduced) image data read out of different storage media, etc. are stored in the display memory. These items of image data from the display memory are converted to image signals suitable for being displayed, and the image signals are applied to a monitor display unit.

Abstract: A multi-vision system and a method of controlling a display device usable in a multi-vision environment are disclosed. The multi-vision system includes a video source providing a video signal, a user input unit receiving multi-vision arrangement information from a user, a display device coupled to the video source for receiving the video signal. The display device, which is further coupled to the user input unit for receiving the arrangement information, initially determines an image portion of the video signal on the basis of the received arrangement information, adjusts a size of the determined image portion, and displays the size-adjusted image portion. The arrangement information indicates a user-preferred multi-vision arrangement and a position of the display device in the multi-vision arrangement.

Abstract: A system and method of enhancing the viewing experience of at least one viewer of a broadcast presentation by displaying, in a background layer of a single-window, layered display, a broadcast presentation, and for displaying, in at least a second layer of the layered display, at least one overlay having a substantially transparent background and having at least one overlay having a plurality of user-selectable multi-media tools, for manipulating the overlay by adding user-prepared enhancements to be viewed in connection with the broadcast presentation. The system may also transmit the user-prepared enhancements to all of viewers of the broadcast presentation over a computer network, where they are displayed on display devices associated with each viewer of the broadcast presentation.

Abstract: In a display system capable of displaying images fed from a plurality of sensing devices on an indicator, horizontal and vertical synchronizing signals of the individual measuring devices are synchronized with one another and desired image signals are selected for on-screen presentation during each successive horizontal scanning period, whereby operator-selected multiple images are displayed.

Abstract: The invention, in one embodiment, is a method for correcting errors in the correlation of a first constituent image and a second constituent image transferred into a composite image at a first and a second correlation offset, respectively. The method includes identifying the first and second constituent images; ascertaining the correlation offset of at least one of the first and second images; and manually correcting the ascertained correlation offset to eliminate the error.

Abstract: There is provided an image processing apparatus for temporarily stopping reproduction of an accumulation image automatically when a display mode for displaying a broadcast image (image obtained from a broadcast wave) and the accumulation image (image obtained from a storage medium) is switched to a display mode for displaying only the broadcast image, and automatically resuming the reproduction of the accumulation image when the display mode for displaying only the broadcast image is switched to the display mode for displaying the broadcast image and the accumulation image.

Abstract: This invention relates to a device for dividing and shifting television picture and its operating method, which comprises a Set Top Box and a controller both connected to a television; the Set Top Box capably converts input analog video signal to the television into output digital video signal to display video picture capably divided into a contracted picture and a controlled picture on the screen, and once the television is switched on, the television screen is always displayed said contracted picture and said controlled picture simultaneously; and the controller have a controlling key used to divide and shift TV picture, when said controlling key is pushed the video picture is displayed into full size on the television screen.

Abstract: A multimedia computer and television apparatus (10) includes a dual mode monitor portion (20) adapted to display either or both a TV broadcast signal or computer (data) signal, connected to a computer portion (30) configured for both Internet access and television broadcast reception, and a remote control portion (40) adapted to control the computer portion (3) and monitor portion (20).

Abstract: An image fusion is carried out using a look-up table. The look-up table is addressed by the different kinds of images that will be used to carry out the fusion. Each address in the look-up table contains a precomputed image fusion between the two different kinds of images.

Abstract: A television system allows extraction of a sub-image and streaming of the sub-image contents to an external device during a sequence of successive screen refresh intervals.

Abstract: An encoder and encoding method for inserting logos into a digital television signal. The logo insertion is performed at the front end of the encoder (e.g., prior to compression) by sharing the video capture frame buffer of the encoder, so there is no need for a separate logo inserter with a separate buffer, and encoding cost are reduced. An alpha blending function receives logo image and logo alpha map data for blending with input video data. The input video is retrieved from the frame buffer, and written back to the frame buffer after blending with the logo data. Subsequently, the frame buffer contents are provided to a pre-processing function for filtering and film mode detection. For a film mode frame, a drop field decision is provided from the pre-processing function to the frame buffer to drop the redundant field. The pre-processed video data is then provided for conventional compression processing. In an HDTV embodiment, several compressors are provided which each receive a panel of a video frame.

Abstract: An image processing apparatus, which displays an image corresponding to a synchronizing frequency change-image signal, which is obtained by changing a frequency of a synchronizing signal of an image signal, and an other image corresponding to an other image signal on a same display screen. The apparatus comprises a monitoring device and a synchronizing control device. The monitoring device monitors temporal relationship between the synchronizing signal of the synchronizing frequency change-image signal and a synchronizing signal of the other image signal. The synchronizing control device performs frequency regulation for the synchronizing frequency change-image signal based on the monitoring results from the monitoring device so as to prevent one of the synchronizing frequency change-image signal and the other image signal from passing the other thereof on the display screen.

Abstract: A system and method for the simultaneous transmission and rendition of multiple encoded digital video signal streams in an interactive television application are disclosed. Simultaneous transmission and rendition of multiple encoded digital video signal streams in an interactive television application generally comprises modifying at least one of the multiple encoded video streams broadcast from a broadcast center for repositioning the at least one of the multiple encoded video stream for display, interleaving the modified multiple encoded video streams comprising the at least one modified encoded video stream into a single composite interleaved video stream, and outputting the single composite video stream. The method may further comprise receiving the multiple encoded video streams from a broadcast center. Each of the multiple encoded video streams is preferably encoded using MPEG-1 or MPEG-2 compression technology.

Abstract: A video standards converter (VSC) has a first input module, a second input module, a bus attached to the first and second input modules, a first output module attached to the bus and having a first video standard, and a second output module attached to the bus and having a second video standard. The first and second video standards may be different. The first input module may be adapted to convert an analog video signal to a digital signal. The second input module may be adapted to convert an analog video signal to a digital signal. The VSC may include a picture-in-picture feature for displaying images from two different sources simultaneously. The VSC may be employed in methods for converting a signal from a first video standard to a second video standard.

Abstract: Disclosed is a method and system in which “labels,” comprising supplemental information such as advertising, promotional, or informational elements including interactive elements, may be superimposed post-production into a video stream. This can be done by using overlay screens including interactive overlay screens or by combining video segments. As such, the labels do not have to physically be part of the actual scene during filming. Once a video stream is created, a space for available advertising is designated either manually or automatically by pattern recognition techniques. A list of available advertising space is generated. During viewing of television broadcasts, advertisements are placed in the video signal. Labels are displayed by superimposing an HTML page that is blank except for the advertisement onto the video signal. Advertisements can be superimposed post-production, and can be personalized and localized. The advertisements can be customized on a per-household basis.

Abstract: A PIP border display device allows a viewer to control the appearance of a border by color, shading and shape. Particularly, the border is divided into a plurality of regions, and different shadings or colors are applied to the plurality of regions according to a viewer's preference.

Abstract: An image frame synchronizing apparatus and a method thereof which receive image signals from a plurality of image signal sources, detect a synchronous signal from the image signal of one image signal source among the plurality of image signal sources, and synchronize the image frames of image signals from the image signal sources according to the frame synchronous signal, in order to display the images in one frame unit.

Abstract: The present invention relates to a multimedia display apparatus simultaneously presenting multiple programs. In corporation with a video display unit of a predetermined format and an audio play unit, the multimedia display apparatus receives radio frequency (RF) signals carrying a transport stream containing multiple programs. The multimedia display apparatus of the present invention can simultaneously display multiple programs on the video display unit, or only display one program on the video display unit, depending on a selection control signal. Furthermore, auxiliary data signals in the RF signals can be selectively displayed on the video display unit and audio data signals in the RF signals can be played in the audio play unit.

Abstract: A stereoscopic media player is implemented by a software application loaded onto a PC having a DVD player and a video monitor interconnected therewith. The software application includes program instructions for mapping stereoscopic images stored in a side-by-side format on the DVD into an above-and-below format for display on the monitor.

Abstract: A display control apparatus comprises display control means for receiving image signals corresponding to a plurality of images, to perform image processing on the image signals, and to synthesize images corresponding to the thus-processed image signals. While the images are displayed in a main picture and a sub-picture, the display control means further displays, adjacently to the sub-picture, a list of a plurality of images.

Abstract: A channel selection method for simultaneously displaying video data of a plurality of virtual channels of one channel in the form of still images, in SD format broadcasting according to an ATV standard, and displaying video data of one of the virtual channels which corresponds to a cursor position in the form of a moving image, allowing easy selection of a desired channel from the displayed screen. A channel selection apparatus includes elements of a typical ATV system, i.e., an antenna, a tuner, an IF module, a channel decoder and a TS decoder.

Abstract: The present invention discloses a multi-vision screen display device which has a plurality of processing units each assigned to a subscreen of a display screen. The processing unit processes to display an input image on a display area which is the subscreen assigned to itself. Such processing unit comprises an image memory, a display magnification selecting unit for selecting a read-out area of the input image to be displayed on the display area, a writing unit for writing an image signal within the read-out area into the image memory at a pixel density which corresponds to a display magnification, and a reading unit for reading the image signal from the image memory at a timing which realizes to display the read-out area of the input image on the display area.

Abstract: A digital receive apparatus capable of simultaneously receiving a plurality of channels and having a display function control method are provided. The digital receive apparatus capable of simultaneously receiving the plurality of channels according to the present invention selects a plurality of channels among received signals by a user interface according to a mode of displaying a plurality of screens, displays the plurality of selected channels, and controls the display function so that the same channels are not displayed simultaneously. Therefore, when the plurality of channels are received and are displayed using a double screen mode, it is possible to control the display function so that the same channels are not displayed on the left and right screens. Accordingly, it is possible to effectively perform the function of displaying the plurality of screens.

Abstract: A multiple picture composing method for composing video signals from a plurality of video signal sources which operate asynchronously to each other includes the steps of (a) successively selecting the video signals from the video signal sources, (b) reading the selected video signals in units of frames while maintaining horizontal and vertical synchronization of the selected video signals, (c) reducing the video signals in the units of frames in correspondence with areas allocated for each of pictures to be composed in a composed picture, (d) writing the reduced video signal in blocks of a picture composing memory corresponding to the areas allocated for each of the pictures to be composed, and (e) composing the video signals stored in the picture composing memory to obtain a composed video signal related to a composed picture and subjecting the composed video signal to at least one of an encoding process and a transmission process.

Abstract: An integrated receiver/decoder (IRD) allows independent, simultaneous viewing of two channels with a relatively small increase in unit cost over an IRD that receives and displays only a single channel. The IRD is controlled by first and second remote control devices to display one program on a display device local to the IRD and to modulate and transmit the second television signal to a remote television receiver for independent viewing on another display.

Abstract: A system and method for editing live television signals. This system includes: a plurality of input connectors for receiving separate input video signals, and an output connector; a mixer for generating at the output connector a real-time output video signal derived from at least one of the input video signals; a single display monitor for simultaneously displaying each of the input video signals and the output video signal; and an imager coupled between the mixer and the display monitor for causing at least three images to be displayed on the display monitor in a split-screen format, the at least three images corresponding to the input video signals and the output video signal. The system in enclosed in a portable suitcase housing.

Abstract: Method of providing closed captioned data to a television viewer comprised of detecting closed captioned data signals transmitted in conjunction with a television signal, decoding the data signals to caption display signals, and displaying the caption display signals on an auxiliary screen separate from a screen displaying the television signals.

Abstract: An image control device for use in a computer system which includes a microprocessor, a bus coupled to the microprocessor, a video memory coupled to the bus and a display device. A write controller is also provided which is coupled to the bus and which controls writing of an image signal into the video memory by supplying a write address to the video memory. The write controller operates to change a range of the write address according to a plurality of write address parameters set by the microprocessor so that a memory area of the video memory into which the image signal is to be written is changed according to the range of the write address. Further, a size of an image represented by the image signal to be written into the video memory is changed.