Patent application number | Description | Published |
20080305757 | Broadcast Receiver for and Method of Providing Broadcast Channel Information - A broadcast receiver for and a method of providing broadcast channel information in which a broadcast search list is dynamically created and provided to a user, the broadcast receiver including: a tuner unit to tune a broadcast channel from a plurality of broadcast channels and to output a digital broadcast signal of the tuned broadcast channel; a broadcast signal processing unit to receive service information included in the broadcast signal output by the tuner unit; a storage unit to store the received service information and a control unit to dynamically create a broadcast search list based on the service information and to generate a screen providing the broadcast search list. Accordingly, it is possible to dynamically change a broadcast search list that provides search information regarding broadcast channels and to provide a user with the dynamically changed broadcast search list. | 12-11-2008 |
20120069215 | METHOD AND APPARATUS FOR GENERATING ADDITIONAL INFORMATION OF IMAGE - A method of generating additional information of an image. The method includes designating a first image and providing an interface for displaying at least one second image having position information. The method also includes setting position information of a selected second image as position information of the first image. | 03-22-2012 |
20140058865 | METHOD AND SYSTEM FOR AUTHENTICATING TRANSACTION REQUEST FROM DEVICE - A method and system for authenticating a transaction request from a device are provided. The method includes storing authentication information that is generated by the device based on a user input to the device; and when the device approaches to within a predetermined range from the POS terminal, providing the authentication information to the POS terminal. The authentication information that is provided to the POS terminal is compared with authentication information that is generated by the POS terminal based on a user input to the POS terminal, and then is used to authenticate a transaction request from the device. | 02-27-2014 |
20140058897 | INFORMATION PROVIDING METHOD, MOBILE TERMINAL AND DISPLAY DEVICE FOR THE SAME - A method of acquiring and processing information on a mobile terminal is provided. The method includes: receiving, at the mobile terminal, information about at least one item displayed on an external display device from the external display device; and performing, at the mobile terminal, a function for the at least one item based on the received information. | 02-27-2014 |
Patent application number | Description | Published |
20100241858 | Downloadable Conditional Access System, Secure Micro, and Transport Processor, and Security Authentication Method Using the Same - A downloadable conditional access system (DCAS), a secure micro (SM), and a transport processor (TP), and a security authentication method using the same are provided. The DCAS provides a safe security environment through a security protocol which enables mutual authentication and secure channel establishment between the SM and the TP. | 09-23-2010 |
20110051933 | PARING METHOD BETWEEN SM AND TP IN DOWNLOADABLE CONDITIONAL ACCESS SYSTEM, SET-TOP BOX AND AUTHENTICATION DEVICE USING THIS - The present invention relates to a technology of paring a secure micro (SM) and a transport processor (TP) in a downloadable conditional access system (DCAS). More specifically, predetermined security components generated by a trusted authority which is a certificate authority are previously embedded into the SM and the TP, and pairing between the SM and the TP is performed by association of the security components with the TA. Accordingly, safe pairing can be assured and the leakage of security information from the SM by malicious hacking can be prevented. | 03-03-2011 |
20120076215 | METHOD AND APPARATUS FOR TRANSMITTING ADDITIONAL DATA IN DIGITAL TERRESTRIAL BROADCASTING SYSTEM - A method and an apparatus for transmitting additional data in a digital terrestrial broadcasting system are provided. The apparatus includes: a main signal generating unit channel-coding main data and converting the main data into a main signal; an additional signal generating unit channel-coding additional data and converting the additional data into an additional signal; a mixed signal generating unit generating a mixed signal by coupling the main signal and the additional signal to each other; and a mixed signal transmitting unit modulating the mixed signal and transmitting the modulated mixed signal to a receiver through a transmission antenna, wherein the additional data is additional data requested by a specific user possessing the receiver and the specific user provides information on an additional data transmitter. | 03-29-2012 |
20120087571 | METHOD AND APPARATUS FOR SYNCHRONIZING 3-DIMENSIONAL IMAGE - There are provided a 3-D image synchronization method and apparatus. The method comprises determining a reference region for each of the frames of a first image and determining a counter region for each of the frames of a second image, corresponding to the reference region, for the first image and the second image forming a 3-D image; calculating the feature values of the reference region and the counter region; extracting a frame difference between the first image and the second image based on the feature values; and moving any one of the first image and the second image in the time domain based on the extracted frame difference. | 04-12-2012 |
20120092465 | METHOD AND APPARATUS FOR NON-REAL TIME STEREOSCOPIC VIDEO SERVICE - A non-real time stereoscopic video service method and apparatus are provided. The non-real time stereoscopic video service method performed by a reception apparatus, including: extracting a program association table (PAT) from a received transport stream (TS) and analyzing the same; extracting a program map table (PMT) corresponding to a program selected by a user from the PAT and analyzing the same; extracting a stereoscopic video service descriptor from the PMT and analyzing the same; generating frame and/or time information of an image to be reproduced according to the analysis of the stereoscopic video service descriptor; and reproducing an image by synchronizing a reference image and a supplementary image based on the generated frame and/or time information. | 04-19-2012 |
20120093259 | METHOD AND APPARATUS FOR TRANSMITTING CONTENT, METHOD AND APPARATUS FOR RECEIVING CONTENT, AND CONTENT SERVICE SYSTEM - A method and an apparatus for transmitting contents, a method and an apparatus for receiving contents, and a content service system are provided. The method for transmitting contents includes converting first contents including distortion part contents in which at least an area of a specific part of source contents is subjected to distortion processing into a transmittable type through a transmission network to generate a first transmission signal; converting any one the source part contents that are the part contents corresponding to the part of the source contents and differential information between the source part contents and the distortion part contents into a transmittable type through the transmission network to generate the second transmission signal; and transmitting part information indicating the first transmission signal, the second transmission signal, and the part through the transmission network. | 04-19-2012 |
20120093262 | METHOD AND APPARATUS OF MODULATING SIGNAL IN BROADCASTING AND COMMUNICATION SYSTEM - Modulating method and apparatus in a broadcasting and communication system are provided. The modulating apparatus includes: a first quadrature phase shift keying (QPSK) modulating unit QPSK-modulating first data including in-phase (I) data and quadrature (Q) data to generate a first signal; a phase rotating unit rotating a phase of the first signal by θ to generate a phase rotated signal; a second QPSK modulating unit QPSK-modulating second data different from the first data and including I′ data and Q′ data to generate a second signal; and a layer modulating unit modulating the phase rotated signal and the second signal to output a final signal. | 04-19-2012 |
20120110404 | METHOD AND APPARATUS FOR PERFORMING NON REAL TIME SERVICE IN DIGITAL BROADCAST SYSTEM - Disclosed herein is a non real-time broadcast receiving system. The system includes: a non real-time service decoder dividing received non real-time service content into a transmission block according to a protocol; a service content manager monitoring whether the receive of the non real-time service content stops and acknowledging a schedule regarding whether a portion with errors in the non real-time service content is retransmitted; a memory storing a portion without errors in the non real-time service content; a file checker checking whether errors are produced during the receive of the non real-time service contents and determining whether the portion with errors in the non real-time service content is retransmitted; a retransmission request signal generator generating a retransmission request signal; a return channel transmitter transmitting the retransmission request signal; and a return channel receiver receiving data corresponding the portion with error. | 05-03-2012 |
20120117594 | METHOD AND APPARATUS FOR PROVIDING CONVERGED SOCIAL BROADCASTING SERVICE - A method for providing social broadcasting services by a broadcasting station is registered. The method for providing social broadcasting services includes receiving from a social network server like function related information triggering transmission of an interest indicator indicating that a user of a user equipment has an interest in broadcasting programs provided by a content provider; and transmitting both of the broadcasting programs and additional data including the like function related information to the user equipment. By the configuration, the exemplary embodiments of the present invention can share the personal's opinion and thoughts and the additional data associated with the corresponding programs through the social circle while the user viewing the broadcasting programs in real time during the movement. | 05-10-2012 |
20120124628 | METHOD FOR REQUESTING TRANSMISSION OF BROADCAST PROGRAM AND METHOD FOR TRANSMITTING BROADCAST PROGRAM - A mobile terminal constituting a multi-screen service environment in a switched digital video (SDV)-based video transmission system structure serves like a remote controller of a reception terminal having a large screen such as a TV. A broadcast channel viewed in the mobile terminal can be shared with the large screen of the TV or the like, and a program can be directly viewed in the large screen of the TV or the like based on program guide information received by the mobile terminal. | 05-17-2012 |
20120148173 | METHOD AND DEVICE FOR GENERATING MULTI-VIEWPOINT IMAGE - Method and device for generating a multi-viewpoint image are provided. The method of generating a multi-viewpoint image includes the steps of: acquiring at least one reference-viewpoint image; generating unit image information of a virtual-viewpoint image on the basis of unit image information of the reference-viewpoint image; multiplexing the unit image information of the reference-viewpoint image and the unit image information of the virtual-viewpoint image; and generating a multi-viewpoint image by performing an interpolation process on occluded areas between the multiplexed unit image information using the multiplexed unit image information. As a result, it is possible to avoid unnecessary processes of completing and rearranging individual viewpoint images in the course of generating a multi-viewpoint image. | 06-14-2012 |
20120148249 | CABLE NETWORK USING GIGA BAND FREQUENCY - The present invention relates to a cable network using the frequency of a giga band. The optical signal transmission apparatus includes an optical transmission/reception unit converting received RF signals into RF optical signals and transmitting the RF optical signals, an optical line terminal converting received digital signals into digital optical signals and transmitting the digital optical signals, and a multiplexer receiving the optical signals from the optical transmission/reception unit and the optical line terminal and multiplexing the received optical signals. | 06-14-2012 |
20120151349 | APPARATUS AND METHOD OF MAN-MACHINE INTERFACE FOR INVISIBLE USER - Man-machine interface apparatus and method for an user are provided. The man-machine interface apparatus includes: a touch recognizing unit recognizing a touch by the invisible user; and a voice notifying unit notifying the invisible user of a name of a menu or application service corresponding to the touched position through a voice. | 06-14-2012 |
20120154517 | METHOD AND DEVICE FOR ADJUSTING DEPTH PERCEPTION, TERMINAL INCLUDING FUNCTION FOR ADJUSTING DEPTH PERCEPTION AND METHOD FOR OPERATING THE TERMINAL - A method and a device for adjusting depth perception, a terminal including a function for adjusting depth perception and a method for operating the terminal are provided. The method for adjusting depth perception includes: obtaining color and depth videos of a user; detecting a user's position based on the obtained depth video of the user; calculating a range of maximum and minimum depths in a 3-dimensional (3D) video according to the detected user's position; and adjusting a left and right stereo video generating interval of the 3D video to be rendered so as to satisfy the calculated range of the maximum and minimum depths. Therefore, during a 3D or multi-view video call, the 3D video having a three-dimensional effect optimized according to the user's position may be provided. | 06-21-2012 |
20120154533 | DEVICE AND METHOD FOR CREATING MULTI-VIEW VIDEO CONTENTS USING PARALLEL PROCESSING - A device for creating multi-view video contents includes a virtual view position and distribution unit that calculates a plurality of virtual views corresponding to the number of predetermined virtual views based on input information and distributes the calculated positions of the plurality of virtual views to a plurality of view synthesis processing units; a view synthesis processor that operates the plurality of view synthesis processing units in parallel, allows each of the view synthesis processing units to create at least one virtual view video corresponding to a position of at least one virtual view distributed from the virtual view position calculation and distribution unit, and performs partial multiplexing based on at least one created virtual view video; and a video integration unit that integrates a plurality of partially multiplexed videos output from the plurality of view synthesis processing units. | 06-21-2012 |
20120155878 | TRANSMISSION APPARATUS AND TRANSMISSION METHOD FOR SUBSCRIBER NETWORK IN CABLE NETWORK - Provided are a transmission apparatus and a transmission method for a subscriber network in a cable network. A passive optical network (GPON) receiver receives data packets through a fiber line using a plurality of optical wavelengths from a head end. A micro cable modem termination system (CMTS) converts the data packets into a data over cable service interface specification (DOCSIS)-based DOCSIS frame and transmits the DOCSIS frame to at least one subscriber device through a coaxial line. | 06-21-2012 |
20130182074 | METHOD AND APPARATUS FOR TRANSMITTING STEREOSCOPIC VIDEO INFORMATION - In accordance with an illustrative configuration, a device and a method are configured to receive video stream including a stream receiving unit, a demultiplexing unit, and a decoding unit. The stream receiving unit is configured to receive multiplexed stream of video stream and signaling information describing the video stream. The demultiplexing unit is configured to demultiplex the received stream to video stream and signaling information. The decoding unit is configured to decode the demultiplexed video stream by using the signaling information. The signaling information includes stream type information on the video stream providing stereoscopic service and service type information, which indicates whether the service type according to the video stream is 2D monoscopic service or 3D stereoscopic service. | 07-18-2013 |
20130250051 | SIGNALING METHOD FOR A STEREOSCOPIC VIDEO SERVICE AND APPARATUS USING THE METHOD - Disclosed are a signaling method for a stereoscopic video service and an apparatus using the method. An image decoding method comprises: a step of determining a field value based on a broadcast service type and a display mode in decoding a program level descriptor; and a step of determining an encoded stream type, whether an elementary stream is a reference stream, whether the elementary stream is a left-eye image or a right-eye image, additional image upsampling information and information on a subsampled line. Thus, efficiency of encoding/decoding an additional image for a stereoscopic video content may increase. | 09-26-2013 |
20130250059 | METHOD AND APPARATUS FOR TRANSMITTING STEREOSCOPIC VIDEO INFORMATION - Provided are a method and an apparatus for transmitting stereoscopic video information capable of providing a stereoscopic video service. The method for transmitting stereoscopic video information comprises the steps of: creating a signaling table including video-related information; and transmitting the signaling table and the video, wherein the signaling table can include stream type information, a stereoscopic program information descriptor and/or a stereoscopic additional video stream descriptor, of the image | 09-26-2013 |
20140169138 | APPARATUS AND METHOD FOR REPELLING PESTS IN GREENHOUSE - Provided is a method for repelling pests from a greenhouse which is open and closed by a vent, and the method includes recognizing a pest which lives in or may possibly come into a greenhouse, detecting a frequency required to repel the recognized pest; and emitting an ultrasonic wave or attractant light with the detected frequency. | 06-19-2014 |
Patent application number | Description | Published |
20090040372 | DIGITAL BROADCASTING TRANSMITTING/RECEIVING APPARATUS AND METHOD - Provided are a digital broadcasting transmitting/receiving apparatus and method. By converting content of a main-program to a stream, converting content of a sub-program forming a single digital broadcasting service through synchronization with the main-program by being subordinated to the main-program to a stream, generating program configuration information containing stream conversion information of the main-program and stream conversion information of the sub-program, multiplexing the converted main-program stream and the generated program configuration information and real-time transmitting the multiplexed signal, and transmitting the converted sub-program stream in non-real-time, various and new premium services with compatibility with existing digital broadcasting services can be provided to users. | 02-12-2009 |
20090103557 | METHOD AND APPARATUS FOR ALLOCATING UPSTREAM CHANNEL RESOURCE IN HYBRID FIBER COAXIAL NETWORK - A method and apparatus for allocating upstream channel resources in a hybrid fiber coaxial (HFC) network are provided. A cable modem termination system (CMTS) previously provides cable modems (CMs) with a plurality of burst profiles through an extended interval usage code (IUC) of an upstream channel descriptor (UCD) message, and allocates resources to CMs by using an optimized burst profile according to an upstream channel status, thereby increasing transmission efficiency of an upstream channel. | 04-23-2009 |
20100110162 | METHOD AND APPARATUS FOR PROVIDING 3D STILL IMAGE SERVICE OVER DIGITAL BROADCASTING - A method and apparatus for providing 3D still image service in a specific time interval during audio-visual service of digital broadcast are provided. The method includes receiving a reference image and a 3D supplement image, which construct a 3D still image, through a data channel or a video channel together with a 2D image; restoring the reference image and the 3D supplement image to the 3D still image; and displaying the 3D still image in a specific interval during digital audio-visual broadcast using the 2D image according to display information which includes a play time and a play mode. | 05-06-2010 |
20100177895 | System For Transmitting The Scrambled Broadcast-Signals In Single Frequency Network, And A Method Thereof - Disclosed is a system for transmitting encrypted broadcast signals to different transmitters on a single frequency network (SFN) in a digital broadcasting system. The system for transmitting encrypted broadcast signals on the SFN includes: a main broadcasting system for transmitting encrypted broadcast signals including data streams and transmitter identification information (TII) through a main broadcasting network; a repeating system for amplifying encrypted broadcast signals of the main broadcasting network and transmitting the amplified broadcast signals, or modulating and amplifying streams input by the main broadcasting system through a private line and repeating broadcast signals of the main broadcasting system through a repeating network; and a decrypting key provider for receiving a decrypting key value from the main broadcasting or repeating system and transmitting a user authentication and decrypting key to a charged subscriber terminal through a mobile communication network. | 07-15-2010 |
20100232507 | METHOD AND APPARATUS FOR ENCODING AND DECODING THE COMPENSATED ILLUMINATION CHANGE - A method of and apparatus for encoding and decoding a signal by illumination change compensated motion estimation are provided. The apparatus for encoding a signal by illumination change compensated motion estimation includes: an illumination change compensation unit performing compensation for an illumination change by performing a differential calculation between each pixel value of a current block and the means pixel value of a reference block indicated by a motion vector of the current block and the mean pixel value of the reference block; a residual signals generation unit generating residual signals based on the blocks in which illumination change compensation is performed; and an illumination changed amount prediction unit performing differential pulse code modulation (DPCM) based on the illumination change amount prediction value by reflecting the closeness between neighboring blocks in which illumination change occurs. | 09-16-2010 |