Abstract: In one embodiment, a system comprises at least a first video source device, at least a first remote control device, a digital display device comprising logic to receive, in a digital display device, a first video signal from a first video source, extract at least a first metadata from the first video signal, use the first metadata to obtain a second video signal from a second video source, present the first video signal on the digital display device, combine at least a portion of the second video signal and at least a portion of the first video signal to generate a combined video signal, and present the combined video signal on a display.

Abstract: A display device, a remote control device for the display device, a method of controlling the display device, a method of controlling the remote control device, and a method of controlling a server includes collecting at least one piece of situation information or receiving at least one piece of situation information from a remote control device, determining a current state of a user based on the collected or received at least one piece of situation information, instructing the remote control device to output a notification signal corresponding to the current state of the user, and generating the control command according to the current state of the user and providing a sense-based image service to the user according to the control command.

Abstract: A projection system and an operation method thereof are provided. The projection system includes a video and audio source, an image duplication unit, a plurality of image segmentation units, and a plurality of projectors. The video and audio source receives a sum image parameter, and provides a non-standard format image. The image duplication unit receives and sends one of sum image parameters to the video and audio source. The image segmentation units provide the same sum image parameters, though only one is transmitted to the video and audio source through the image duplication unit. Each of the image segmentation units receives the non-standard format image, and segments a part of the non-standard format image as a standard format image, where the standard format images are partially overlapped with each other. The projectors are respectively coupled to the corresponding image segmentation unit, and display according to the corresponding standard format image.

Abstract: A mechanism for memory reduction in picture-in-picture video generation is disclosed. A method of embodiments of the invention includes receiving, from a transmitting device, a plurality of video streams at a receiving device coupled to the transmitting device, wherein a first video stream of the plurality of video streams is designated to be displayed as a main video and one or more other video streams of the plurality of video streams are designated to be displayed as one or more sub videos to the main video.

Abstract: A control device is provided. The control device includes a first communication interface unit which transmits a control command in a first communication mode which uses a bi-directional wireless communication, a second communication interface unit which transmits a control command in a second communication mode which uses a unidirectional wireless communication, a state determination unit which determines a communication mode of the control device, a user interface unit which displays a user interface window which corresponds to a determined communication mode and receives the control command with respect to a broadcast receiver and a control unit which transmits the received control command according to the determined communication mode.

Abstract: The invention provides data for display on the display area for a child frame when the child frame is synthesized and displayed on the parent frame in picture-in-picture playback in order to give the displayed area of the child frame in conformity with the video content in the parent frame, as well as providing a video display apparatus etc. for displaying the child frame at an appropriate displayed position using the data for display. A video display apparatus 1 includes: decoders 101 and 103 for decoding two sets of video data; a synthesizer 105 for synthesizing the decoded videos to output; an input unit 108 for commanding display/non-display of the child frame; a processing controller 109 for controlling the operations of decoders 101 and 103 in accordance with the command; and a position designator 110 which receives the command and the data for display and time information and designates the displayed position of the child frame to the synthesizer 105.

Abstract: The disclosure is directed to systems and methods of navigating previously viewed channels. In a particular embodiment, a method may include maintaining a channel list in a memory, the channel list comprising multiple previously viewed channels. The method may also include receiving a first signal to select a first selected channel in the channel list. The method may also include tuning a channel tuner to the first selected channel.

Abstract: A multi-chip antenna diversity architecture includes a first receiver chip including a first tuner, and a first demodulator directly connected to the tuner. The first demodulator demodulates the first input signal received from the first tuner. A first power sequencer that controls the first receiver chip, and a first chip ID including a voltage source VSS that indicates the first receiver chip as a slave chip. A second receiver chip includes a second tuner, and a second demodulator directly connected to the second tuner. The second demodulator demodulates the second input signal received from the second tuner. A second diversity combiner directly connected to the second demodulator. A second chip ID includes a voltage source VDD that indicates the second receiver chip as a master chip. A Diversity State Machine (DSM) controls an operating state of the first receiver chip and the second receiver chip that are structurally identical.

Abstract: A digital broadcast receiver includes: a plurality of broadcast receiving units that receive program images and broadcast information; an image selecting/combining unit that selectively combines program images as a main-screen and a sub-screen; a plurality of monitors that display program images; a control unit that includes an idle-state detecting unit for detecting the broadcast receiving unit of idle-state, an idle-state establishing unit for controlling the broadcast receiving unit to halt receiving broadcast waves and controlling the image selecting/combining unit to output the program image received by other broadcast receiving unit to a monitor as a main-screen when an instruction of receiving broadcast information is accepted and when there is no broadcast receiving unit of idle-state, and a broadcast information acquisition instructing unit that control the broadcast receiving unit of idle-state to acquire the broadcast information when the instruction of receiving broadcast information is accepted.

Abstract: A method and system are provided in which a processor may perform fast source switching and/or automatic source switching by keeping active the signals from multiple sources. The processor may determine which received video signals are locked-in within a front-end portion of the processor. A video signal may be locked-in when a demodulator is locked to a carrier in the video signal or when a decoder is programmed to decode the video signal. During operation, the processor may switch from processing a current video signal to processing a video signal selected from those determined to be locked-in. The processor may maintain active a portion of a back-end portion of the processor to handle the switch from the current video signal to the selected video signal. The processor may switch to process between video signals when a predetermined content and/or metadata is detected within one of the video signals.

Abstract: A multi-chip antenna diversity architecture and method includes a first receiver chip that receives a first input signal from a first antenna. The first receiver chip includes a first tuner that amplifies the first input signal, a crystal operatively connected to a first crystal oscillator circuit, and a first crystal oscillator clock buffer that receives a clock signal from the first crystal oscillator circuit. A first demodulator demodulates the input signal received from the first tuner. A second receiver chip receives a second input signal from a second antenna. The second receiver chip includes a second crystal oscillator circuit, a second crystal oscillator clock buffer, a second tuner, and a second demodulator that receives diversity data from the first demodulator. The first crystal oscillator clock buffer drives the clock signal to the second crystal oscillator clock buffer, the second tuner, and the second demodulator of the second receiver chip.

Abstract: A video apparatus includes a video processor for performing video processing to generate normal video data. The video processor includes an on-screen display (OSD) module for selectively generating OSD data that is capable of being mixed into the normal video data. The video apparatus further includes a digital output path including a digital transmitter and an analog output path including a digital-to-analog converter (DAC). The video apparatus is capable of outputting OSD data through an unauthorized output path out of the digital and analog output paths to provide a user with a warning message or an interactive help dialogue.

Abstract: A terminal including a communication unit configured to receive a broadcasting signal, a display unit configured to display a broadcast content included in the received broadcasting signal and to display at least one widget application, and a control unit configured to determine if the received broadcasting signal includes a caption related to the broadcast content, to determine if the caption is to be displayed at a position that will overlap with at least a portion of the displayed widget application when the caption is included in the broadcasting signal, and to move a position of the widget application on the display unit if the caption is determined to be displayed at the position that will overlap with said at least the portion of the displayed widget application.

Abstract: A mechanism for memory reduction in picture-in-picture video generation is disclosed. A method of embodiments of the invention includes receiving, from a transmitting device, a plurality of video streams at a receiving device coupled to the transmitting device, wherein a first video stream of the plurality of video streams is designated to be displayed as a main video and one or more other video streams of the plurality of video streams are designated to be displayed as one or more sub videos to the main video.

Abstract: According to a picture-in-picture (PIP) system and method, a first image sensor device detects light from a first subject and generates a first signal indicative of image data for the first subject. A second image sensor device detects light from a second subject and generates a second signal indicative of image data for the second subject. Overlay logic combines the first and second signals to generate a picture-in-picture signal indicative of a combination of an image of the first subject and an image of the second subject, wherein the overlay logic is located within the first image sensor device. The first image sensor device generates a synchronization signal which is received by the second image sensor device and triggers the second image sensor device to generate the second signal indicative of image data for the second subject.

Abstract: The present invention provides a tuning scheme for coordinating schedule information and programs received from multiple sources (26, 28, 30 and 34). In the preferred embodiment, an identifier associated with the program's channel (52) is used to identify a source device (26, 28, 30 or 34). When a user selects a program (60 or 62) listed in displayed schedule information (50), the system (10) reads the source identifier attached to the program's channel (52). The system (10) then carries out an automatic switching/tuning such that the required source device (26, 28, 30 or 34) is input to the destination device (22), and a tuner is then tuned to the selected program's channel (52).

Abstract: A video signal processing apparatus includes: a plurality of input sections to each of which a video signal from an imaging apparatus whose operation is controllable or is not controllable; an input selector selecting a video signal inputted through the input sections; a screen producer producing a plurality of areas by dividing a screen into portions in which the video signals selected by the input selector are displayed, the screen producer producing a first color frame for the area for the video signal representing a primary output, a second color frame for the area for the video signal representing a standby output, and a third color identifier for the area for the video signal from the controllable imaging apparatus; and an output section outputting the video signals and the frames or the identifier to a display device that displays the screen formed of the plurality of areas.

Abstract: The present invention includes an apparatus for distributing a received modulated RF signal to a plurality of tuners including a diplexer device. The diplexer device includes a plurality of filter circuits adapted to direct respective portions of the received modulated RF the signal to respective tuner devices. In an illustrated embodiment, the tuner devices supply tuned signals to a picture in picture display device. Also disclosed is a method of receiving a modulated ready of frequency signal and routing portions of the received signal to respective tuner devices using filter devices in a diplexer or multiplexer configuration.

Abstract: A method and apparatus for producing video are provided. The method includes: determining a reference time used as a reference for producing a PIP video; determining a first task time at which to acquire the first image, a second task time at which to acquire the second image, and a third task time at which to acquire the audio; acquiring the first image, the second image, and the audio at the respective task times; and combining the first image, the second image, and the audio according to a result of comparing the reference time and each of the task times, and producing the PIP video. Accordingly, a time and cost for producing the PIP video can be remarkably reduced.

Abstract: A moving image reproducing apparatus that does not inform the occurrence of any high light scene when high light scenes occur respectively in the images displayed in a main picture and a sub picture, and a control method of the moving image reproducing apparatus are provided. It can be determined whether the image displayed in the main picture is the high light scene or not when the image displayed in the sub picture is the high light scene, by detecting the high light scenes displayed respectively in the main picture and the sub picture. If the image displayed in the main picture is also the high light scene when the image displayed in the sub picture becomes the high light scene, then the control of not informing a viewer of the occurrence of the high light scene of the image displayed in the sub picture is performed.

Abstract: The present invention provides a method for displaying a message on a screen of a television including the steps of displaying a television picture on the screen; displaying the message in a message region of the screen, wherein the television picture is at least partly visible within the message region; and blurring the television picture in the message region.

Abstract: A display system includes a display device and a mobile device. The display device includes a signal receiving unit for receiving program signals, a processing unit operable to convert the program signals into program contents, and to encode one of the program contents into program packets, a first output unit operable to reproduce the program contents, and a first communication unit to transmit the program packets. The mobile device includes a second communication unit for receiving the program packets, a control unit operable to decode the program packets to recover the transmitted program content, and a second output unit to reproduce the transmitted program content.

Abstract: A video output method and device includes utilizing a supplemental information storing section to determine whether or not an object area exists in the proximity of at least one character area, cuts out a video on a supplemental information area when the object area exists, and stores the video on the supplemental information area as supplemental information including the object area. A supplemental information display determination section determines whether or not the supplemental information stored by the supplemental information storing section is displayed in addition to an input video based on a screen configuration managed by the screen configuration management section. The supplemental information display determination section determines whether the supplemental information is displayed based on a size of a character included in a character area in the input video which changes in response to the scaling managed by the screen configuration management section.

Abstract: A video stream composed of combined video frames having a first resolution and include in their entirety two contents usable through extraction from the aforesaid video frame: a first content belonging to a video stream (F1) at a second resolution lower than the first resolution of the frame; and, in the area of the frame formed by the remaining pixels, at least a second content belonging to an information stream (F2) having, in the case where it is also a video stream, a resolution equal to or less than the second resolution, where during the fruition of one of the two video streams it is shown full-screen in its entirety, or in the case of a data information stream, data encoded via a set of pixels, the number of which is less than or equal to the number of pixels left free by the first video stream.

Abstract: Wireless communication techniques are described. In one or more implementations, techniques are described that involve active power control such that a device may bypass use of a power amplifier to communicate wirelessly. In one or more additional implementations, wireless communication techniques are described in which multiple bands may be leveraged to provide wireless communication. In one or more further implementations, wireless communication techniques are described in which a frame buffer on a receiving device is leveraged by a sending device. Yet further, in one or more implementations wireless communication techniques are described in which a sending device employs codec adaptation. Still yet further, in one or more implementations, wireless communication techniques are described which may be used to change characteristics of a channel used to communicate data.

Abstract: A mobile terminal 20 receives a scene notification message via a communication network 10. The scene notification message at least includes scene identification information for identifying a scene corresponding to a part of a broadcast program, broadcast identification information on the time-difference broadcast of the scene, and URL information for accessing a server in which scene data is stored. Based on the scene notification message, the mobile terminal 20 receives a time-difference broadcast if it is a time at which the scene can be viewed by the time-difference broadcast and, if not, accesses a server 48, in which the data of the scene is stored, to acquire the data of the scene.

Abstract: A multi-chip antenna diversity architecture and method includes a first receiver chip that receives a first input signal from a first antenna. The first receiver chip includes a first tuner that amplifies the first input signal, a crystal operatively connected to a first crystal oscillator circuit, and a first crystal oscillator clock buffer that receives a clock signal from the first crystal oscillator circuit. A first demodulator demodulates the input signal received from the first tuner. A second receiver chip receives a second input signal from a second antenna. The second receiver chip includes a second crystal oscillator circuit, a second crystal oscillator clock buffer, a second tuner, and a second demodulator that receives diversity data from the first demodulator. The first crystal oscillator clock buffer drives the clock signal to the second crystal oscillator clock buffer, the second tuner, and the second demodulator of the second receiver chip.

Abstract: An embodiment may include a method or system for capturing still images from a video stream. The embodiment may operate in a playback mode and a capture mode. Operating in playback mode may include decoding and playing the input video stream at a first resolution. Operating in capture mode may include showing a still video frame from the input video stream while decoding and playing the input video stream at a second resolution. The embodiment may include a display, a control device, a video decoder, and a signal receiver. The embodiment may also include a buffer for storing decoded images for capture and display during video playback.

Abstract: An image control apparatus is configured to input a plurality of image data associated with a plurality of image sources and to display a plurality of images on a same screen based on the plurality of image data. The image control apparatus includes an image quality determining unit configured to determine respective image qualities of the plurality of images based on a combination of image information associated with attributes of the plurality of image sources, and an image processing unit configured to process the plurality of image data to cause the plurality of images to have the respective image qualities determined by the image quality determining unit.

Abstract: A video processing apparatus analyzes an input video input from a video input unit, detects a plurality of moving bodies included in the input video, determines a main moving body and a sub moving body, and determines a sub picture position for superimposing and displaying a sub video in a main video in a picture-in-picture form. This video processing apparatus performs cut-out processing on the main video and the sub video from the input video, and synthesizes the cut-out main video and sub video to generate a picture-in-picture synthesized video in which the sub video is superimposed at the sub picture position of the main video in the picture-in-picture form. The picture-in-picture synthesized video is output in one stream.

Abstract: Embodiments of the present invention provide a method, an apparatus, and a system for implementing picture in picture in a home network. The method for implementing picture in picture in a home network includes: obtaining a video stream of a video main window from a video network and decoding and playing the video stream of the main window; receiving a picture in picture activation signal sent by a user; sending a transcoding request message to a control device, where the transcoding request message carries a number of a picture in picture video sub-window channel; receiving a video stream of the video sub-window channel, where the video stream has been transcoded and then sent by the control device; and decoding and playing the video stream of the video sub-window channel.

Abstract: A display method and display apparatus are provided. The display method includes receiving a broadcast signal that contains a main image and a sub-image, setting a restriction area where motion estimation is restricted in the sub-image, performing motion estimation in areas corresponding to the broadcast signal other than the set restriction area, and displaying the broadcast signal obtained after the motion estimation is performed.

Abstract: A system that incorporates teachings of the present disclosure may include, for example, a media content processor having a controller adapted to establish communications with a voicemail system, receive a caller identification (ID) associated with a voicemail message stored in the voicemail system, detect a match between the caller ID and one among one or more communication identifiers recorded in an entry of an address book, retrieve an image excerpt associated with the entry of the address book, present the image excerpt at a media device to identify a calling party that recorded the voicemail message. Other embodiments are disclosed.

Abstract: A method is disclosed including but not limited to continuously displaying a selected channel in a new picture in picture display; and removing the selected channel from a first plurality of video channels to form a second plurality of video channels for selecting a second set of video channels from the second plurality of video channels A computer program and system for performing the method are also disclosed.

Abstract: A video signal processing apparatus includes: a plurality of input sections to each of which a video signal from an imaging apparatus whose operation is controllable or is not controllable; an input selector selecting a video signal inputted through the input sections; a screen producer producing a plurality of areas by dividing a screen into portions in which the video signals selected by the input selector are displayed, the screen producer producing a first color frame for the area for the video signal representing a primary output, a second color frame for the area for the video signal representing a standby output, and a third color identifier for the area for the video signal from the controllable imaging apparatus; and an output section outputting the video signals and the frames or the identifier to a display device that displays the screen formed of the plurality of areas.

Abstract: The present invention provides a method for monitoring another video source in addition to a current video source. One method according to the present invention comprises outputting a first video signal provided from a first contents source (for example, a broadcasting channel) and displaying a video from a second video signal provided from a second contents source intermittently with a video from the first video signal on a single screen. During the displaying, a multi-view displaying operation, in which the video from the second video signal is displayed together with the video from the first video signal on the single screen for a first time period, and a single-view displaying operation, in which the video from the first video signal is displayed alone on the single screen for a second time period longer than the first time period, are repeated in an alternate manner.

Abstract: Also in a video system in which a device responding to a multiple screen display function and a non-responding device are mixedly present, a communication message for a collaboration of the device which performs a multiple screen display operation is realized without exerting an influence on operations of the non-responding device. A video device including two or more video input ports and capable of simultaneously receiving videos output from multiple video source devices connected to the video input ports is configured so as to perform a predetermined filtering operation or message conversion when transmitting to the other video input ports a communication message for video device control to be converted through the video input ports.

Abstract: In a television display state, a television image is displayed on the whole of a screen. In an intermediate display state, an intermediate launcher image is displayed on the screen. The intermediate launcher image includes an intermediate frame having a perspective shape of the screen. A television image the vertical and horizontal sizes of which are reduced is displayed in the intermediate frame. In a launcher display state, a last launcher image is displayed on the screen. The last launcher image includes a display frame having a perspective shape of the screen. A television image having further reduced vertical and horizontal sizes is displayed in the display frame.

Abstract: A method for operating a vehicle display includes receiving from a user interface a request to modify a display screen of the vehicle display. In response to the received request to modify, the method can further include displaying a query on the display screen prompting an operator to choose a portion of the display screen that is to be modified. The method can further include receiving an input selection corresponding to a chosen portion of the display screen to be modified. The input selection can be received from the user interface into a control unit in communication with the vehicle display, which is in communication with the control unit. In response to the received input selection, the method can further include displaying an image on the chosen portion of the display screen in accordance with the received request to modify the display screen. A vehicle display system is also provided.

Abstract: A multi-chip antenna diversity architecture and method includes a first receiver chip that receives a first input signal from a first antenna. The first receiver chip includes a first tuner that amplifies the first input signal, a crystal operatively connected to a first crystal oscillator circuit, and a first crystal oscillator clock buffer that receives a clock signal from the first crystal oscillator circuit. A first demodulator demodulates the input signal received from the first tuner. A second receiver chip receives a second input signal from a second antenna. The second receiver chip includes a second crystal oscillator circuit, a second crystal oscillator clock buffer, a second tuner, and a second demodulator that receives diversity data from the first demodulator. The first crystal oscillator clock buffer drives the clock signal to the second crystal oscillator clock buffer, the second tuner, and the second demodulator of the second receiver chip.

Abstract: A video output device includes a screen configuration management section for managing a placement or a scaling of a screen for displaying at least one video, an area determination section for determining a character area in an input video, a supplemental information storing section for cutting out a video on a supplemental information area including the at least one character area determined by the area determination section and storing it as supplemental information, a supplemental information display determination section for determining whether or not the supplemental information stored by the supplemental information storing section is displayed in addition to an input video based on the screen configuration managed by the screen configuration management section, and an output section for outputting the input video and the supplemental information in accordance with commands from the screen configuration management section and the supplemental information display determination section.

Abstract: Provided are an apparatus and method thereof for displaying video signals on a display screen of a display apparatus, wherein the video signals are received by the display apparatus from a plurality of input sources. The method includes: determining whether a medium input from a first input source of the display apparatus is in a loading process; if the medium is in the loading process, displaying in a sub-window on the display screen a video signal output from the first input source of the display apparatus; if the medium is in the loading process, displaying in a main window on the display screen a video signal output from a second input source of the display apparatus. The video signal from the first input source may be downscaled and transmitted to the display device so as to conserve resources in both the first input source and the display device.

Abstract: There is disclosed a video display device comprising a video display, and a first video driver for controlling an image on the video display. There is also a second video driver for controlling a separate image on the video display wherein the second video driver is configured to present a different video image on the video display than the first video driver. There is also at least one audio transcriber, having an output in communication with the second video driver. The audio transcriber comprises at least one input for receiving an audio signal, at least one transcriber for transcribing the audio signal into an electrical signal and at least one output for outputting the electrical signal into the second video driver to create a display having images based upon the input of the audio transcriber.

Abstract: A method, system and computer readable media for real-time chromakey matting using image statistics. To identify the chroma key spectrum, the system/method executes in three stages. In an off-line training stage, the system performs semi-automatic calibration of the chroma key parameterization. In the real-time classification stage, the system estimates the alpha matte on a GPU. Finally, an optional error minimization stage improves the estimated matte, accounting for misclassifications and signal noise. Given the resulting matte, standard alpha blending composites the virtual scene with the video feed to create the illusion that both worlds coexist.

Abstract: A digital broadcast receiver includes: a plurality of broadcast receiving units that receive program images and broadcast information; an image selecting/combining unit that selectively combines program images as a main-screen and a sub-screen; a plurality of monitors that display program images; a control unit that includes an idle-state detecting unit for detecting the broadcast receiving unit of idle-state, an idle-state establishing unit for controlling the broadcast receiving unit to halt receiving broadcast waves and controlling the image selecting/combining unit to output the program image received by other broadcast receiving unit to a monitor as a main-screen when an instruction of receiving broadcast information is accepted and when there is no broadcast receiving unit of idle-state, and a broadcast information acquisition instructing unit that control the broadcast receiving unit of idle-state to acquire the broadcast information when the instruction of receiving broadcast information is accepted.

Abstract: A method and computing device that allows a viewer to specify a Region of Interest (ROI) in a picture-in-picture (PIP) video signal, and displays only the ROI in the PIP window. The method displays a secondary video signal for a secondary program, and receives a boundary that defines an ROI on the secondary video signal. The method extracts a portion of the secondary video signal, where the portion extracted corresponds to the ROI. The method displays a primary video signal for a primary program in a main window, and displays the extracted portion of the secondary video signal in the main window where the portion of the secondary video signal overlays the primary video signal.

Abstract: An apparatus and a method for providing a Digital Multimedia Broadcasting (DMB) service using a digital TeleVision (TV) and an external device are provided. It is determined whether a received broadcast channel supports a Multi Mode Service (MMS), and if so, one of subchannels included in the broadcast channel is set to a main channel. The digital TV reproduces a broadcast signal via the main channel, and broadcast signals of subchannels excluding the main channel are transmitted to at least one external device in communication with the digital TV.

Abstract: An image processing apparatus includes: a display which displays an image through at least one screen; a processor which processes the image to be displayed on the display; a pointer adjuster which adjusts a pointer to select at least two points on the image displayed on the display; and a controller which sets a selection area by selecting a partial image displayed within a boundary including the at least two points from the image displayed on the display, and controls the processor to display the selection area on a predetermined region of the display.

Abstract: A storage medium for storing text-based subtitle data including style information, a reproducing apparatus and methods are provided for reproducing text-based subtitle data including style information separately recorded on the storage medium. The storage medium includes: multimedia image data; and text-based subtitle data for displaying subtitles on an image based on the multimedia image data, wherein the text-based subtitle data includes dialog information indicating subtitle contents to be displayed on the image, style information indicating an output style of the dialog information, and partial style information indicating an output style applied to a portion of the dialog information. Accordingly, subtitles can be provided in a plurality of languages without limited to the number of units of subtitle data. In addition, subtitle data can be easily produced and edited. Likewise, an output style of the subtitle data can be changed in a variety of ways.

Abstract: A method, apparatus and system are provided for controlling a scene structure of a mobile terminal for receiving and displaying data streams in a mobile broadcast system. When logical channels are multiplexed into one physical channel, the multiplexed channels are sequentially decoded and are displayed on an image. A channel circulation scene alternately displays the channels on one image in designated order. In a combination scene structure, a new node is added to a conventional Lightweight Application Scene Representation (LASeR) technology. To compose a scene, fields for time information and scene transition effect are provided. A delay time due to a channel change is reduced. A multi-channel image is effectively provided to address a problem when a user retrieves service content while directly switching a channel. The terminal dynamically composes the multi-channel image using stream source node information from a service provider without an additional mosaic channel.