Abstract: Disclosed is an electronic apparatus comprising an interface, a sensor. and a processor configured to detect occurrence of a user event, which corresponds to a command issued to transmit content, through the sensor, identify an external apparatus, which corresponds to the user event, through the interface, identify content to be transmitted and a method of transmitting the content based on current operation circumstances of the electronic apparatus, and transmit the content to the external apparatus through the interface based on the identified method of transmitting the content.

Abstract: Embodiments include methods for decompression of headers of received Internet Protocol (IP) packets, such as by a device. Such methods include receiving a single transmission unit that includes a bitmap comprising a plurality of bits, and an aggregation of a first IP packet and a reference IP packet. Each bit in the bitmap indicates whether a corresponding header information element, of a header of the first IP packet, is redundant or non-redundant with respect to a corresponding header information element of a header of the reference IP packet. Such methods include reconstructing the header of the first IP packet based on the header of the reference IP packet and on the bitmap, and decompressing the header of the first IP packet. Other embodiments include devices configured to perform operations corresponding to such methods, and computer-readable media comprising computer-executable instructions that embody such methods.

Abstract: A method (30) performed in a device (4a, 4b) for compression of headers of Internet Protocol, IP, packets, is described. The method (30) comprises aggregating (31) a first IP packet (13; 25) and a reference IP packet (12; 24) into a single transmission unit (16); identifying (32) header information elements in the first IP packet (13; 25) to be redundant or non-redundant; indicating (33) the header information elements to be redundant or non-redundant by a bitmap; and compressing (34) the header of the first IP packet (13; 25) according to the bitmap. A corresponding method for decompressing is also provided, and devices, computer programs and computer program products.

Abstract: A system and method for compressing video is disclosed, in which video frames that are only between consecutive I-frames are grouped into a video data set. The video data set is split into separate homogeneous files, and each of the homogeneous files are individually compressed. In one embodiment, the individually compressed files are multiplexed to form a bit stream.

Abstract: A method is provided for displaying physical objects. The method comprises capturing an input image of physical objects, and matching a three-dimensional model to the physical objects. The method further comprises producing a modified partial image by at least one of modifying a portion of the matched three-dimensional model, or modifying a partial image extracted from the input image using the matched three-dimensional model. The method also comprises displaying an output image including the modified partial image superimposed over the input image.

Abstract: Computationally implemented methods and systems include acquiring a request for particular image data that is part of a scene, transmitting the request for the particular image data to an image sensor array that includes more than one image sensor and that is configured to capture the scene that is larger than the requested particular image data, receiving only the particular image data from the image sensor array, and transmitting the received particular image data to at least one requestor. In addition to the foregoing, other aspects are described in the claims, drawings, and text.

Abstract: A format conversion circuit applied to a set-top box (STB), which is coupled to a display device, is disclosed. The format conversion circuit includes an electro-optical transfer function (EOTF) circuit, a mapping circuit and an opto-electronic transfer (OEFT) circuit. The EOTF circuit converts an input image signal having a first format to a first optical signal. The mapping circuit, coupled to the EOTF circuit, converts the first optical signal to a second optical signal having a second format, wherein at least one of the first optical signal and the second optical signal is generated according to a maximum luminance of the display device. The OETF circuit, coupled to the mapping circuit, converts the second optical signal to an output image signal.

Abstract: In accordance with embodiments of the present disclosure, a system may include a playback path and a control circuit. The playback path may have a playback input for receiving an input signal and configured to generate at a playback path output an output signal based on the input signal, wherein the playback path is configured to operate in a plurality of operational modes. The control circuit may be configured to receive a first signal from within the playback path and indicative of the input signal, receive a second signal generated from the input signal externally to the playback path, and select a selected operational mode from the plurality of operational modes based on the first signal and the second signal.

Abstract: A method of operating an inspection device includes collecting a plurality of successive image frames using an image sensor of the inspection device and displaying the plurality of successive image frames on a display of the inspection device. The method includes processing, via a processor of the inspection device, each image frame of the plurality of successive image frames by determining a motion parameter of each respective image frame and adding each respective image frame to a frame buffer when the respective image frame is motion free. The method includes receiving a control signal from a user interface of the inspection device requesting an image frame output. The method further includes determining, via the processor of the inspection device, a noise-reduced image frame from the frame buffer in response to the control signal and outputting the noise-reduced image frame in response to the control signal.

Abstract: An FEC coder in a transmission device according to an exemplary embodiment of the present disclosure performs BCH coding and LDPC coding based on whether a code length of the LDPC coding is a 16 k mode or a 64 k mode. A mapper performs mapping in an I-Q coordinate to perform conversion into an FEC block, and outputs pieces of mapping data (cells). The mapper defines different non-uniform mapping patterns with respect to different code lengths even an identical coding rate is used by the FEC coder. This configuration improves a shaping gain for different error correction code lengths in a transmission technology in which modulation of the non-uniform mapping pattern is used.

Abstract: A system can include a given video processing engine to determine an estimated Quantization Parameter (QP) for a given row of Coding Tree Units (CTUs) in a frame of a video. The given processing engine can also encode the given row of CTUs in the frame of the video. A CTU in the given row of CTUs can be encoded with a QP equal to the estimated QP. The system can include another video processing engine to determine an estimated QP for another row of CTUs of the frame of the video. The other processing engine can also set a running QP to the estimated QP for the given row of CTUs prior to the given video processor encoding a last CTU in the given row of CTUs. The other processing engine can further encode the other row of CTUs. CTUs encoded by the given video processing engine and the other video processing engine can be stored in a non-transitory machine readable medium.

Abstract: The present disclosure relates to a 5G or pre-5G communication system which will be provided in order to support a higher data transmission rate than in 4G communication systems such as LTE.

Abstract: An image display apparatus and an image displaying method are provided. The image display apparatus includes a display; and a processor configured to parse information about a channel selected in response to a channel selection signal, determine whether to provide a plurality of services through the selected channel based on the parsed information, and, in response to the determining that the plurality of services are to be provided through the selected channel, obtain a plurality of service streams respectively corresponding to the plurality of services provided through the selected channel; and a decoder configured to decode one service stream from among the obtained plurality of service streams.

Abstract: An advanced constant quality rate control algorithm with new features and enhancements. can be applicable to different kinds of video scenes, in addition to static or less motion scenes. Statistical data is calculated at the beginning of encoding for each line of sections of a frame. Based on the statistical data, which case of a plurality of cases to be executed is determined and maximum and minimum QP values are determined according to the determined case. Actual maximum and minimum QP of the current line using is maintained using the maximum and minimum QP and a final QP value is determined for all sections in each line. A lambda value for encoding is determined from the final QP. At the end of encoding the picture, the number of frames encoded using constant quality is counted, the maximum and minimum QP and VBV fullness for each line is updated.

Abstract: A method comprising: conducting a communication session between a first terminal and a second terminal, the session comprising transmitting an encoded bitstream from an encoder of the first terminal over a channel to the second terminal; measuring a bandwidth capacity experienced over the channel at multiple different times, thereby collecting a history of bandwidth measurements for the channel; based on the history of bandwidth measurements, obtaining at least a selected upper bandwidth constraint for the encoded bitstream; and during the session, dynamically adapting an encoded bandwidth with which to encode the bitstream, by dynamically selecting the encoded bandwidth based on one or more current conditions of the channel, but constrained by at least said upper bandwidth constraint.

Abstract: The invention concerns a method of video encoding comprising: determining a first ratio (IPRATIO) based on previously encoded picture frames of a video sequence comprising one or more intra-coded pictures (I) and one or more predicted pictures (P), the first ratio (IPRATIO) being calculated based on the ratio between the size of one or more previously encoded intra-coded pictures and the size of one or more previously encoded predicted pictures; and determining a quantization parameter (QP) to be applied to a frame to be encoded based on the first ratio (IPRATIO).

Abstract: A target image captured from a fisheye lens or other lens with known distortion parameters may be transformed to align it to a reference image. Corresponding features may be detected in the target image and the reference image. The features may be transformed to a spherical coordinate space. In the spherical space, images may be re-pointed or rotated in three dimensions to align all or a subset of the features of the target image to the corresponding features of the reference image. For example, in a sequence of images, background features of the target image in the spherical image space may be aligned to background features of the reference image in the spherical image space to compensate for camera motion while preserving foreground motion. An inverse transformation may then be applied to bring the images back into the original image space.

Abstract: The present application provides a method for configuring a television audio format, a method for transparently transmitting audio and a television, where the method for configuring the television audio format includes: acquiring information regarding an audio format supported to be decoded by an external audio playing device; judging whether EDID information pre-stored in the television includes the information regarding the audio format supported to be decoded by the external audio playing device; if not, supplementing the EDID information with the information regarding the audio format supported to be decoded by the external audio playing device, where the supplemented EDID information is configured for a set top box connected to the television to determine whether to transparently transmit audio data or not based on the supplemented EDID information. The present application can avoid a loss in a tonal quality and improve a tonal quality effect of playing.

Abstract: A method for transmitting data from a timing controller to a source driver includes: applying a plurality of data rates to a discrete data rate setting; and transmitting image data of a plurality of frames by using the plurality of data rates, respectively, wherein for each of the frames, its corresponding image data is transmitting by using only one of the data rates.

Abstract: Described herein are systems and methods for presenting network media streaming content. A user interface is presented to the user in which content is presented soon after activation of the presentation device such as a television or sound system. The user interface may be configured to accept an input such as the user activating a “channel up” or a “channel down” button on a remote control after which different content is presented. The content presented may be determined randomly or may be selected.

Abstract: An apparatus for transmitting broadcast signals includes an encoder to encode service data, a framing block to map the encoded service data into data symbols to build at least one signal frame, a frequency interleaver to frequency interleaving data in the at least one signal frame by using an interleaving sequence, a modulator to perform a modulation on the frequency interleaved data by the OFDM (Orthogonal Frequency Division Multiplex) scheme and a transmitter to transmit the broadcast signals having the modulated data. A different interleaving sequence is used for two consecutive data symbols corresponding to an OFDM symbol pair or a data symbol corresponding to an OFDM symbol according to an FFT size of the modulation.

Abstract: Systems and methods according to one or more embodiments are provided for a high speed digital to analog upconverter that provides for converting a plurality of parallel digital data bits to an analog output signal. In one example, a system includes a decoder circuit configured to receive a plurality of decoder input data bits and provide a plurality of decoded parallel digital data bits. The system also includes a mixer circuit configured to combine each of the decoded parallel digital data bits with a conversion clock signal to provide frequency shifted digital data bits, wherein the frequency shifted digital data bits are time misaligned with each other. The system also includes a synchronizer circuit configured to time align the frequency shifted digital data bits. The system further includes a switching network configured to generate an analog output signal in response to the time aligned frequency shifted digital data bits.

Abstract: The invention relates to a method for encoding MSR (Minimum-storage Regenerating) codes, which comprises the following steps of: acquiring n first data packets which are represented by Si, i=1, 2, . . . , n; setting n storage nodes and a positive integer k, wherein n=2K; respectively adding a specified number of 0 bits on data heads or data tails of subsequent successive k first data packets by taking the next first data packet of the ith first data packet as a starting point, acquiring k second data packets, and acquiring an encoded data packet by computing the k second data packets; repeating the above steps and acquiring n encoded data packets which are represented by Pi, i=1, 2, . . . , n; and storing the ith first data packet and the encoded data packet acquired by taking the next first data packet of the first data packet as the starting point into the ith storage node.

Abstract: Data broadcast data, which is broadcast in data broadcasts, is constructed by disposing, for example, EMD (Electric Music Distribution) links required to acquire song data as actual broadcast data, which is broadcast in actual broadcasts by a transmitting device, the actual broadcast data is transmitted, and the data broadcast data wherein the EMD links for the song data in the actual broadcasts are disposed, is transmitted periodically during the transmission of the actual broadcast data. The actual broadcast data and the data broadcast data are received by a user terminal, and the EMD links disposed in the data broadcast data are stored whenever there is an input of an operation to attach a “bookmark”. Thus, audio data such as songs in programs broadcast can easily be acquired by radio.

Abstract: In a start code based bistream structure for use in video coding, a picture header is used simultaneously with the parameter set in the start code. The picture header is present before the slice header in the same picture. As such, it is possible to allow the presence of at least one sequence parameter set or picture parameter set before the slice header. In a NAL unit parameter set bitstream structure, the picture head NAL unit is present before the slice NAL unit. In either structure, the picture header information must remain unchanged during the decoding of the entire picture, but should change more frequently between pictures as compared to the information in the picture parameter set.

Abstract: Embodiments of the invention describe a multimedia stream switch capable of multiplexing the audio and the video data of a multimedia stream separately. The multiplexing features of embodiments of the invention enable a multimedia stream switch to control each multimedia data type separately instead of multiplexing the whole streams (i.e., multiplexing sets of audio/video data together). Furthermore, prior art multimedia stream switches need to regenerate audio clocks by using phase locked loop (PLL) circuitry which incurs manufacturing and development costs. Embodiments of the invention provide the mixing of audio and video data from different sources without the need for PLL circuitry.

Abstract: A video coder employs techniques for applying frame rate adaptation and variable resolution adaptation in response to environmental coding factors present at the coding terminal. According to such techniques, a coder may estimate a coding quality level to be applied based on the environmental coding factors. The coder may retrieve from a controller table, settings for resolution and frame rate based on the estimated quality level. Optionally, the coder further may retrieve settings identifying a range of quantization parameters that may be used during coding. Prior to coding, the coder may configure input video data to match the resolution and frame rate settings retrieved from the controller table. Thereafter, the coder may code the reconfigured input video data by motion-compensation prediction constrained, as applicable, by the retrieved quantization parameter range.

Abstract: Methods and apparatuses provide personalized radio by outputting selected songs from multiple channels from one or more source streams. Users can specify favorite channels for building their personal playlists, or multiple default playlist channels can be provided by genre or other criteria. User like/dislike inputs via the radio receiver generate filter data used to search all channels for matches or block songs from playback. Filter data can also be based on virtual DJ recommendations. Channel searching for matches involves monitoring real-time song and artist labels or other metadata for all channels carried in a separate data channel. Personalization can also be provided by using filter data to select content from a mixed channel comprising content from a selected group of channels. Connectivity options and web interfaces are provided to facilitate transfer and sharing of customization parameters for personalized radio configuration.

Abstract: Systems and methods for performing multimedia conversion are disclosed. In a multimedia conversion system for converting two-dimensional (2D) multimedia data to stereoscopic multimedia data, an absolute difference between pixel pairs is determined for each scan line in a frame of the 2D multimedia data. The absolute difference values are accumulated, and a depth map is derived based on the accumulated difference values. The depth map is applied to the frame in the 2D multimedia data.

Abstract: An image processing device for processing an image signal is provided. The image processing device includes a circuit board, a slot and an image processing module. The slot, disposed on the circuit board, is to be plugged in by either a first connector corresponding to a first image interface format or a second connector corresponding to a second image interface format. The image processing module, disposed on the circuit board and coupled to the slot, detects the image signal inputted from either the first connector or the second connector to determine a target image interface format, and processes the image signal by an image processing method corresponding to the target image interface format.

Abstract: In an embodiment, there is provided a video processing component comprising a compensation engine configured to generate pixels of a first video frame from a second video frame based at least in part on specified pixel motion; and an access buffer configured to store pixel data corresponding to pixels of the second video frame for reference by the compensation engine, wherein the pixel data is stored by the access buffer at different vertical resolutions depending on vertical distances of the pixels corresponding to the pixel data from a target pixel that is indicated by the compensation engine.

Abstract: A packet generating method in a wireless High Definition Multimedia Interface (HDMI) environment includes generating a packet which includes either AV data or control data in a payload and a field indicative of a packet type in a header according to a HDMI environment; and transmitting the generated packet. Accordingly, the AV data and the control data can be transceived over the single channel in the HDMI.

Abstract: Disclosed is a method and system for capturing analog video broadcast, converting the analog signal to a digital signal and rebroadcasting of said digital signal so that the video stream can be accessed by wireless hand-held video imaging devices. The methodology and system includes at least one video receiver connected to a signal converter and transmitter for signal demodulation, transfer and conversion of signal for rebroadcast of signal wirelessly via WiFi.

Abstract: Provided is a video processing device capable of displaying an easily viewable video utilizing a broader area in a display. A video processing unit that is included in the video processing device and processes an input video includes a first memory that stores the input video, a second memory that stores the input video, a compression/expansion control unit that compresses and/or expands a first area of the input video stored in the first memory and compresses and/or expands a second area of the input video stored in the second memory, and an image composing unit that generates an output video in which a video of the first area compressed and/or expanded by the compression/expansion control unit and a video of the second area compressed and/or expanded by the compression/expansion control unit are horizontally aligned.

Abstract: An apparatus includes a storage unit to receive and store an image file, a processor to parse a media data field of the image file including one or more image data samples and to parse a media header field including an image type data field indicating whether each of the one or more image data samples is one of 2 dimensional (2D) image data and 3 dimensional (3D) stereoscopic image data to generate an image corresponding to one of a 2D image and a 3D stereoscopic image based on the image type data field of the image file, and a display unit to display the generated image according to the image type data field of the image file.

Abstract: Several systems and methods for processing of video frames based on one or more video formats are disclosed. In an embodiment, a video processing system comprises a memory and a video engine. The memory stores a plurality of video frames, a primary set of instructions and a plurality of secondary sets of processing instructions. Each secondary set of processing instructions is associated with a video format. The video engine is loaded with the primary set of instructions and is configured to fetch one or more video frames and a secondary set of processing instructions from the memory based on the loaded primary set of instructions. The fetched secondary set of processing instructions corresponds to a video format determined for processing of the one or more video frames. The video engine performs processing of the one or more video frames based on the secondary set of processing instructions.

Abstract: In an embodiment, there is provided a video processing component comprising a compensation engine configured to generate pixels of a first video frame from a second video frame based at least in part on specified pixel motion; and an access buffer configured to store pixel data corresponding to pixels of the second video frame for reference by the compensation engine, wherein the pixel data is stored by the access buffer at different vertical resolutions depending on vertical distances of the pixels corresponding to the pixel data from a target pixel that is indicated by the compensation engine.

Abstract: According to the present invention, there is provided an image display device for displaying acquired image information including: an information acquisition section for acquiring image information and information associated with the image information by communication from an external device; an adjustment section for executing image quality adjustment processing in relation to display of the image information; and a setting section for setting details of the image quality adjustment processing, based on the information. Therefore, details of the image quality adjustment processing may easily be set automatically in an appropriate manner.

Abstract: Provided is a video processing device capable of displaying an easily viewable video utilizing a broader area in a display. A video processing unit that is included in the video processing device and processes an input video includes a first memory that stores the input video, a second memory that stores the input video, a compression/expansion control unit that compresses and/or expands a first area of the input video stored in the first memory and compresses and/or expands a second area of the input video stored in the second memory, and an image composing unit that generates an output video in which a video of the first area compressed and/or expanded by the compression/expansion control unit and a video of the second area compressed and/or expanded by the compression/expansion control unit are horizontally aligned.

Abstract: A method and apparatus for generating a stereoscopic file defined based on a conventional International Standardization Organization (ISO) based media file format. The apparatus includes an encoder encoding first video data and second video data that are included in three-dimensional (3D) video data; and a file generating unit arranging the encoded first video data and second video data according to the information of a stereoscopic file format including boxes that are selected from boxes included in a conventional International Standardization Organization (ISO) based media file format in order to store and generate the stereoscopic file, and generating the stereoscopic file.

Abstract: A method of transmitting data by which cipher-transmission of digital information data for which forbidden codes including timing identification codes are predetermined can be carried out with enciphered digital information data without containing undesirable forbidden code, in which digital information data contained in word sequence data which contain also time reference code data composed of the timing identification codes are subjected to enciphering process without producing the forbidden code to produce the enciphered digital information data which do not contain any forbidden code and then enciphered word sequence data are constituted with the enciphered digital information data and the time reference code data to be transmitted.

Abstract: Methods and apparatus enable ATSC-M/H mobile devices to conserve power by entering a high power state at a slot reception start time that is after the start of an ATSC M/H slot and entering a low power state at a slot reception stop time before the end of the ATSC M/H slot. Data lost due to the device being in a low power state during the time between the start time of the ATSC M/H slot and the activation time and during the time between the deactivation time and the end of the ATSC M/H slot are recovered using error correction processing. The slot receive and slot reception stop times may be based on the received signal quality. The receiver circuitry may also be deactivated when the entire payload has been received and skip reception of remaining slots.

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: A system and method for ensuring buffer compliance in a moving picture experts group 2 (MPEG2) transport stream (TS) system is disclosed. In one embodiment, a plurality of encoded audio/video (A/V) streams is categorized into a first group and a second group. Further, interleaving bits and a number of bytes to be sent are computed for each encoded A/V stream in the first group and the second group, respectively. Furthermore, an encoded A/V stream is selected based on the computed interleaving bits and number of bytes to be sent, respectively. In addition, one or more TS packets are generated by packetizing data in one or more frames in the selected encoded A/V stream based on program clock reference (PCR) and decode time stamp (DTS) associated with the one or more frames to ensure buffer compliance in the MPEG2 TS system.

Abstract: A digital video formatting system operates to format an analog format video signal to within a desired amplitude range using an adaptive filtering scheme which implements flat gain scaling, frequency-dependent gain scaling and adaptive offset correction. The adaptive filtering scheme selects a frequency-independent flat gain scaling mode or a frequency-dependent gain scaling mode based on the characteristics of the active video signal. The filtered video signal is fed back to an adaptive weight computation block to update the offset correction value, the filter coefficients and the mode selection signal.

Abstract: Embodiments of the present invention allow users to post or publish audio information to a destination on a digital network. A particular embodiment provides a user interface for recording and uploading a short comment, remark, song segment, sound effect or any other audio portion. The comment can be sent directly to another user's device or can be published or uploaded to a network site, web page, user group or other location. A user interface allows organizing, reviewing, editing, tagging, transferring and other types of processing or manipulation in association with the audio portion to be transferred, or which has been received.

Abstract: According to the present invention, there is provided an image display device for displaying acquired image information including: an information acquisition section for acquiring image information and information associated with the image information by communication from an external device; an adjustment section for executing image quality adjustment processing in relation to display of the image information; and a setting section for setting details of the image quality adjustment processing, based on the information. Therefore, details of the image quality adjustment processing may easily be set automatically in an appropriate manner.

Abstract: A method and apparatus for generating a stereoscopic file defined based on a conventional International Standardization Organization (ISO) based media file format. The apparatus includes an encoder encoding first video data and second video data that are included in three-dimensional (3D) video data; and a file generating unit arranging the encoded first video data and second video data according to the information of a stereoscopic file format including boxes that are selected from boxes included in a conventional International Standardization Organization (ISO) based media file format in order to store and generate the stereoscopic file, and generating the stereoscopic file.

Abstract: In a wireless communication system including a source device for wirelessly transmitting a video signal, and a sink device for receiving the wirelessly transmitted video signal and displaying the received video signal on a display, the sink device reads out EDID information from a ROM and wirelessly transmits a wireless data signal including the EDID information to the source device. The source device wirelessly receives the wireless data signal including the EDID information and wirelessly transmitted from the sink device, and wirelessly transmits the video signal to the sink device based on the EDID information.

Abstract: Methods and systems are described for displaying enabling the transmission, formatting, and display of multimedia data after a hot plug event during a start-up dead period. In particular, approaches for transmission, formatting, and display of multimedia data in the absence or non-operation of a hot plug detect system or signal, so that multimedia information can be displayed in a proper format even during the dead period when no hot plug detect signal is received.