Patent application number | Description | Published |
20140077715 | SYSTEM CONTROL UNIT, LED DRIVER INCLUDING THE SYSTEM CONTROL UNIT, AND METHOD OF CONTROLLING STATIC CURRENT OF THE LED DRIVER - Embodiments of the present invention provide a light-emitting diode (LED) driver for controlling a static current supplied to an LED array connected to a secondary coil of a transformer by using the peak values of currents flowing through a power transistor, which may reside in a switching element connected to a primary coil of the transformer. In some embodiments, the LED driver is configured to control the static current that flows through the LED array using an AC voltage supplied to the primary side of the transformer. In some embodiments, the LED driver includes a power conversion unit, a switching unit, a transformer, and a system control unit. In some embodiments, the method of controlling the static current of the LED driver includes a current peak value detection step, a step output current calculation step, a static current mean value calculation step, and a gate control signal update step. | 03-20-2014 |
20140111108 | SYSTEM CONTROL UNIT, LED DRIVER INCLUDING THE SYSTEM CONTROL UNIT, AND METHOD OF CONTROLLING STATIC CURRENT OF THE LED DRIVER - Embodiments of the present invention provide a light-emitting diode (LED) driver and method of controlling the static current of the LED driver. In some embodiments, the LED driver is configured to calculate output currents of a pulse form using a small number of parameters and adjust a gate control signal using the mean value of the output currents of a pulse form. Accordingly, the LED driver can be used to control a static current that flows through an LED array connected to a circuit on the secondary side of a transformer using a DC voltage or an AC voltage supplied to the primary side of the transformer. In some embodiments, the LED driver includes a power conversion unit, switching unit, transformer, zero current detection unit, and system control unit. In some embodiments, the system control unit is configured to adjust the gate control signal. | 04-24-2014 |
Patent application number | Description | Published |
20120093175 | METHOD AND APPARATUS OF TRANSMITTING PACKET IN COMMUNICATION SYSTEM - A method and an apparatus for transmitting a packet in a communication system are provided. The method for transmitting a packet in a communication system includes receiving a compression packet use request message from a receiver; generating a specific preamble and transmitting the compression packet to a receiver; wherein the compression packet is generated by omitting information on overlapping frame header among a frame to be transmitted and attaching the specific preamble including the information on the omitted frame header. | 04-19-2012 |
20120135675 | METHOD AND APPARATUS FOR CANCELING INTRODUCED SIGNAL AND COGNITIVE RADIO COMMUNICATION APPARATUS USING THE SAME - The present invention relates to a wireless communication system and, more particularly, to a spectrum sensing method in cognitive radio communication. According to an aspect of the present invention, a method of canceling an introduced transmission signal includes generating a first signal, having an inverse phase, using a data transmission signal transmitted by a data transmission unit, adjusting a path and/or an amplitude of the first signal, and generating a first signal, having an inverse phase, using a data transmission signal transmitted by a data transmission unit, adjusting a path and/or an amplitude of the first signal, and canceling a second signal, introduced through a data receiving unit, and the first signal by the data transmission signal. | 05-31-2012 |
20120140654 | METHOD AND APPARATUS FOR MANAGING BACKUP CHANNEL IN MULTI-CHANNEL ENVIRONMENT - The present invention relates to a method and apparatus for managing a backup channel in a multi-channel environment. According to an aspect of the present invention, the method of managing a backup channel in a multi-channel environment includes transmitting a control region of a super frame through a first channel constituting the multi-channel and transmitting a data region of the super frame to a destination terminal through a second channel constituting the multi-channel. A transmission quality of the first channel is acquired using the control region transmitted through the first channel. | 06-07-2012 |
20120140799 | METHOD AND APPARATUS FOR DETECTING ORTHOGONAL FREQUENCY DIVISION MULTIPLEXING SIGNAL - Disclosed is a method for detecting single channel orthogonal frequency division multiplexing (OFDM) and channel bonded signals through a single channel receiver, the method including: receiving sensing data through a single channel receiving radio frequency chain; obtaining a cyclostationary feature of the sensing data; and determining presence of a signal on the basis of the cyclostationary feature of the sensing data. If it is determine that the signal exists, the kind of signal is determined by comparing the cyclostationary feature of the sensing data with a cyclostationary feature of a known OFDM signal. If it is determine that the signal exists, whether channels of the signal are bonded is determined by comparing the cyclostationary feature of the sensing data with a cyclostationary feature of a known OFDM signal. | 06-07-2012 |
20130170464 | APPARATUS AND METHOD FOR CONTROLLING SUBCARRIER SPACING IN A WIRELESS COMMUNICATION SYSTEM - Provided is an apparatus for controlling subcarrier spacing in a system supporting multiple frequency bands. The apparatus for controlling a subcarrier spacing comprises: an interference detection unit detecting interference over multiple frequency bands; a system parameter provision unit providing system parameters related to a subcarrier spacing between the multiple frequency bands—for example RF, FFT size, and channel bandwidth; a subcarrier spacing control unit controlling the subcarrier spacing such that the detected interference is reduced, on the basis of the system parameters. In a system operating with multiple bands, different subcarrier spacing can be applied by each band, thereby controlling interference occurring in each band. | 07-04-2013 |
20130177098 | METHOD AND DEVICE FOR SELECTING ANTENNA IN MULTI- ANTENNA SYSTEM - Provided is a method for selecting an antenna performed by a receiver in a multi-antenna system. The method for selecting the antenna performed by the receiver in the multi-antenna system, comprises: a subcarrier group setting step for setting subcarrier groups by grouping subcarriers; a channel information acquisition step for acquiring channel information between a receiving end antenna and each of a plurality of transmission end antennas; an antenna selecting step for determining said subcarrier groups, which are to be transmitted to each of the plurality of said transmission end antennas on the basis of said channel information; and an antenna selection information transmission step for transmitting antenna selection information, which contains the result of said antenna selection, to a transmission end. | 07-11-2013 |
20130315342 | METHOD AND DEVICE FOR TRANSMITTING A PREAMBLE IN A WIRELESS COMMUNICATION SYSTEM - A wireless communication system provides a method and device for transmitting a preamble. A transmitter generates a first preamble sequence used for frequency offset estimation and generates a second preamble sequence according to the transmission mode. The transmitter transmits the first and second preamble sequences. With respect to the second preamble sequence, the phase thereof may be shifted into different phase offsets according to the transmission mode. | 11-28-2013 |
Patent application number | Description | Published |
20120153729 | MULTI-INPUT BIDIRECTIONAL DC-DC CONVERTER - Provided is technology for charge and discharge control of a plurality of energy storage modules having different properties. For achieving the technology, there is provided a multi-input bidirectional DC-DC converter including: a first bidirectional DC-DC converter including a first input unit which stores an input current from a first energy storage module, a primary-side first half-bridge which is connected to the first input unit and controls an input current from the first energy storage module, an output unit which includes an output capacitor, a secondary-side half-bridge which is connected to the output unit and controls the output voltage, and a first transformer whose primary side is connected to the primary-side first half-bridge, whose secondary side is connected to the secondary-side first half-bridge, and which transforms a voltage at the primary side or at the secondary side according to a power mode; and a n-th bidirectional DC-DC converter. | 06-21-2012 |
20120163035 | MULTI-PHASE INTERLEAVED BIDIRECTIONAL DC-DC CONVERTER - Provided is power conversion technology for charge and discharge control of an energy storage module such as battery or super capacitor. For achieving the technology, there is provided a multi-phase interleaved bidirectional DC-DC converter including: a first bidirectional DC-DC converter including a input unit which includes a first input inductor and an energy storage module which stores input current from the energy storage module, a first primary-side half-bridge which is connected to the first input inductor of the input unit and controls the input current from the energy storage module, an output unit which includes an output capacitor, a first secondary-side half-bridge which is connected to the output unit and controls the output voltage, and a first transformer whose primary side is connected to the first primary-side half-bridge, whose secondary side is connected to the first secondary-side half-bridge, and which transforms a voltage at the primary side or at the secondary side according to a power mode; and a n-th bidirectional DC-DC converter, wherein the n-th bidirectional DC-DC converter is composed of one or more n-th bidirectional DC-DC converters. | 06-28-2012 |
20130003423 | MULTI-INPUT BIDIRECTIONAL DC-DC CONVERTER WITH HIGH VOLTAGE CONVERSION RATIO - A multi-input bidirectional DC-DC converter with a high voltage conversion ratio is provided. The multi-input bidirectional DC-DC converter with a high voltage conversion ratio implements phase control loops independent from one another so as to realize independent control of charge and discharge in a plurality of energy storage modules, and thus a failure in one of energy storage modules does not affect the other energy storage modules. In addition, it is possible to easily add or remove a control loop that is controlled independently from other control loops. | 01-03-2013 |
20130003424 | MULTI-PHASE INTERLEAVED BIDIRECTIONAL DC-DC CONVERTER WITH HIGH VOLTAGE CONVERSION RATIO - A multi-phase interleaved bidirectional DC-DC converter with a high voltage conversion ratio is provided. The multi-phase interleaved bidirectional DC-DC converter with a high voltage conversion ratio allows effective control of charge/discharge in multi-energy storage modules including a battery cell module or a super capacitor module, which is characterized in low voltage and high current output. Accordingly, a high-efficiency bidirectional DC-DC converter for use in battery charge/discharge can be implemented. | 01-03-2013 |
Patent application number | Description | Published |
20080241384 | LATERAL FLOW DEPOSITION APPARATUS AND METHOD OF DEPOSITING FILM BY USING THE APPARATUS - A deposition apparatus and deposition method for forming a film on a substrate are disclosed. A film is deposited on a substrate by exposing the substrate to different flow directions of reactant gases. In one embodiment, the substrate is rotated in the reaction chamber after a film having an intermediate thickness is formed on the substrate. In other embodiments, the substrate is transferred from one reaction chamber to another after a film having an intermediate thickness is formed on the substrate. Accordingly, a film having a uniform thickness is deposited, averaging out depletion effect. | 10-02-2008 |
20100085984 | METHOD AND IP TRANSLATOR FOR TRANSLATING PROTOCOL TO SUPPORT COMPATIBILITY BETWEEN NETWORKS EACH EMPLOYING DIFFERENT TYPES OF PROTOCOLS - A method and Internet Protocol (IP) translator for translating a protocol to support compatibility between networks employing different types of protocols is provided. The IP translator includes a virtual platform to operate at least one operating system (OS) which supports different types of IPs, and a protocol translating unit which is provided on the virtual platform, translates a data packet of one of the different types of IPs into a data packet of another of the different types of IPs, and transmits the translated data packet to an OS which supports the other type of IP. Accordingly, it is possible to simplify the complicated IPv6-IPv4 translation mechanism of the existing dual operating system. | 04-08-2010 |
20110096785 | VIRTUALIZATION-SUPPORTING PROGRAMMABLE PLATFORM DEVICE AND METHOD OF TRANSFERRING PACKET - Provided are a virtualization-supporting programmable platform device and a method of transferring a packet. The method includes, when a switch receives a packet including a destination sliver identifier (ID) and a virtual interface (VIF) ID, transferring, at the switch, the received packet to a sliver selected on the basis of the destination sliver ID, and transferring, at the sliver receiving the packet, the received packet to one of VIFs of the sliver on the basis of the VIF ID. Accordingly, a programmable platform or router supporting network virtualization can identify IDs of slivers, which are resources allocated to users in the future Internet, and VIFs connected to the respective slivers. | 04-28-2011 |
20110099563 | NETWORK APPARATUS AND METHOD FOR SUPPORTING NETWORK VIRTUALIZATION - A network apparatus and a network virtualization support method. The network apparatus may include a software-based virtualization unit to generate a software-based virtualization slice in association with another network apparatus; a hardware-based virtualization unit to generate a hardware-based virtualization slice in association with another network apparatus; and a virtualization control unit to activate the software-based virtualization unit or the hardware-based virtualization unit based on the user information of the user who requests generation of the virtualization slice. | 04-28-2011 |
Patent application number | Description | Published |
20130039421 | METHOD AND APPARATUS FOR PERFORMING INTRA-PREDICTION USING ADAPTIVE FILTER - Provided is a method and apparatus for performing intra-prediction using an adaptive filter. The method for performing intra-prediction comprises the steps of: determining whether or not to apply a first filter for a reference pixel value on the basis of information of a neighboring block of a current block; applying the first filter for the reference pixel value when it is determined to apply the first filter; performing intra-prediction on the current block on the basis of the reference pixel value; determining whether or not to apply a second filter for a prediction value according to each prediction mode of the current block, which is predicted by the intra-prediction performance on the basis of the information of the neighboring block; and applying the second filter for the prediction value according to each prediction mode of the current block when it is determined to apply the second filter. | 02-14-2013 |
20130128954 | ENCODING METHOD AND APPARATUS - The encoding method includes: an information collecting step of collecting at least any one of coding information of a reference unit, which includes at least one of a first reference unit adjacent to a current coding unit or a current prediction unit, a second reference unit present at a position corresponding to the current coding unit or the current prediction unit in a reference image, and a third reference unit adjacent to the second reference unit, or coding information of a higher unit, which includes the current coding unit or the current prediction unit and has a size greater than that of the current prediction unit; and predictive coding performing step of performing predictive coding by determining whether to omit a predictive coding process with respect to the current coding unit or the current prediction unit by using the collected coding information. | 05-23-2013 |
20130215968 | VIDEO INFORMATION ENCODING METHOD AND DECODING METHOD - The present invention relates to a method and apparatus for encoding and decoding video information. The video information encoding method according to the present invention comprises: a step of performing a prediction on a current block; and a step of entropy-encoding the predicted information and transmitting the encoded information. The step of performing a prediction comprises: a step of acquiring motion information on a neighboring block from the neighboring block of the current block; and a step of determining motion information on the current block on the basis of the acquired motion information. The transmitting step also involves transmitting information required for the prediction of the current block. According to the present invention, the complexity of video compression and the quantity of transmitted information may be reduced. | 08-22-2013 |
20130243087 | INTRA PREDICTION MODE ENCODING/DECODING METHOD AND APPARATUS FOR SAME - An intra prediction method according to the present invention comprises the following steps: deriving neighboring prediction mode information from a left neighboring prediction mode and a top neighboring prediction mode; deriving an intra prediction mode for a target unit to be decoded, using the derived neighboring prediction mode information; and performing intra prediction for the target unit to be decoded, based on the intra prediction mode. According to the present invention, video encoding/decoding efficiency may be improved. | 09-19-2013 |
20130243088 | METHOD AND APPARATUS FOR INTER PREDICTION - An inter prediction method according to the present invention comprises: a step for deriving reference motion information related to a unit to be decoded in a current picture; and a step for performing motion compensation for the unit to be decoded, using the reference motion information that has been derived. According to the present invention, image encoding/decoding efficiency can be enhanced. | 09-19-2013 |
20130243089 | DEVICE FOR ENCODING ULTRA-HIGH DEFINITION IMAGE AND METHOD THEREOF, AND DECODING DEVICE AND METHOD THEREOF - Provided are an encoding device using predictive coding in a screen and a method thereof, and a decoding device and a method thereof. The encoding device is capable of generating a prediction block of a current block according to one of methods for generating a plurality of predetermined prediction blocks, and outputting at least one of encoding information and differential blocks as bitstream by entropy encoding according to whether differential blocks are encoded or not. | 09-19-2013 |
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 |
20130251036 | INTRA PREDICTION METHOD AND APPARATUS - An intra prediction method according to the present invention comprises the following steps: performing a directional prediction using at least one of a neighboring pixel of a current block and a left upper corner pixel positioned at a left upper corner of the current block so as to obtain a first prediction value for the current block; obtaining a second prediction value for the current block using the reference sample positioned in the current block; and weighted summing the first prediction value and the second prediction value using a weighting matrix so as to obtain a final prediction value for the current block. According to the present invention, image encoding/decoding efficiency may be improved. | 09-26-2013 |
20130251044 | METHOD AND DEVICE FOR DETERMINING REFERENCE UNIT - An inter prediction method according to the present invention comprises the steps of: selecting candidate units from among reconstructed neighbor units; creating a candidate unit set with respect to units to be decoded, using the selected candidate units; determining a reference unit from among the candidate units which constitute the created candidate unit set; and performing inter prediction on the units to be decoded, using the determined reference unit. According to the present invention, image encoding/decoding efficiency can be improved. | 09-26-2013 |
20130287104 | METHOD FOR ENCODING VIDEO INFORMATION AND METHOD FOR DECODING VIDEO INFORMATION, AND APPARATUS USING SAME - Disclosed herein is a method for coding image information, including: generating prediction information by predicting information on a current coding unit; and determining whether the information on the current coding unit is the same as the prediction information, wherein when the information on the current coding unit is the same as the prediction information, a flag indicating that the information on the current coding unit is the same as the prediction information is coded and transmitted, and when the information on the current coding unit is not the same as the prediction information, the flag indicating that the information on the current coding unit is not the same as the prediction information and the information on the current coding unit are coded and transmitted. | 10-31-2013 |
20130294522 | METHOD AND APPARATUS FOR ENCODING/DECODING IMAGES USING A MOTION VECTOR - The present invention relates to a method and apparatus for encoding/decoding image using a motion vector.According to one embodiment of the present invention, an image-decoding method is provided. The image-decoding method comprises the following steps: clipping a motion vector of a reference picture with a predetermined dynamic range so as to generate a clipped motion vector; storing the clipped motion vector in a buffer; deriving a motion vector of a block to be decoded using the motion vector stored in the buffer; and performing inter-prediction decoding using the motion vector of the block to be decoded. According to the present invention, the size of a memory space required to store a motion vector may be reduced. | 11-07-2013 |
20130301944 | ENTROPY CODING METHOD USING AN INDEX MAPPING TABLE, AND IMAGE-ENCODING/DECODING APPARATUS AND METHOD USING SAID ENTROPY CODING METHOD - Disclosed is an entropy coding method using an index mapping table, and an apparatus using the method. An imagedecoding method comprises: a step of mapping an inputted codeword to a code number with reference to an inverse codeword mapping table, and calculating the mapped code number in a table index; and a step of updating the inverse mapping table based on the accumulated number of occurrences of the code number, the number of sequential occurrences of the code number, neighbor block encoding/decoding information, and/or threshold value information for updating the inverse index mapping table. According to the present invention, an index mapping table is realigned based on a certain condition, thereby improving encoding/decoding efficiency. | 11-14-2013 |
20130307924 | METHOD FOR 3DTV MULTIPLEXING AND APPARATUS THEREOF - A method for 3DTV multiplexing according to the present invention comprises, deriving a delay value in units of frames for the left and right image based on a left image PES (Packetized Elementary Stream) corresponding to a left image and a right image PES corresponding to a right image, carrying out synchronization of the left image PES and the right image PES based on the delay value in units of frames, and generating 3DTV transport streams (TSs) by carrying out multiplexing of the synchronized left image PES and the synchronized right image PES. According to the present invention, efficiency of video services can be improved. | 11-21-2013 |
20130322535 | METHOD FOR ENCODING AND DECODING IMAGES USING PLURALITY OF REFERENCE IMAGES AND DEVICE USING METHOD - Disclosed are a method for encoding and decoding images using a plurality of reference images and a device using the method. The decoding method comprises the steps of: decoding predictive direction information; and decoding reference picture index information on the basis of said predictive direction information. Thus, the invention can increase an encoding efficiency by reducing the number of reference picture indexes. | 12-05-2013 |
20130329785 | METHOD FOR DETERMINING COLOR DIFFERENCE COMPONENT QUANTIZATION PARAMETER AND DEVICE USING THE METHOD - Disclosed are a method for determining a color difference component quantization parameter and a device using the method. Method for decoding an image can comprise the steps of: decoding a color difference component quantization parameter offset on the basis of size information of a transform unit; and calculating a color difference component quantization parameter index on the basis of the decoded color difference component quantization parameter offset. Therefore, the present invention enables effective quantization by applying different color difference component quantization parameters according to the size of the transform unit when executing the quantization. | 12-12-2013 |
20130329807 | METHOD FOR SCANNING TRANSFORM COEFFICIENT AND DEVICE THEREFOR - The method for scanning a transform coefficient of the present invention comprises the steps of: determining a reference transform block for a block to be decoded; deriving a scanning map of the block to be decoded using scanning information of the reference transform block; and executing a reverse-scan on the transform coefficient of the block to be decoded using the derived scanning map. The present invention enhances image encoding/decoding efficiency. | 12-12-2013 |
20140037004 | METHOD FOR ENCODING VIDEO INFORMATION AND METHOD FOR DECODING VIDEO INFORMATION, AND APPARATUS USING SAME - A method for coding image information includes generating prediction information by predicting information on a current coding unit, and determining whether the information on the current coding unit is the same as the prediction information. When the information on the current coding unit is the same as the prediction information, a flag indicating that the information on the current coding unit is the same as the prediction information is coded and transmitted. When the information on the current coding unit is not the same as the prediction information, a flag indicating that the information on the current coding unit is not the same as the prediction information and the information on the current coding unit are coded and transmitted. At the generating of the prediction information, the prediction information is generated by using the information on the coding unit neighboring to the current coding unit. | 02-06-2014 |
Patent application number | Description | Published |
20090089431 | System and method for managing resources in access network - Disclosed are a system and a method for improved collection of resource information of an access network. The method includes obtaining line information about a line that a subscriber terminal in an access network accesses and resource information about at least a part of the line when an internet protocol (IP) is assigned to the subscriber terminal, transmitting the line information and the resource information from the access network, and creating a database containing the line information and the resource information. Thereby system load is reduced and efficiency of resource allocation is enhanced. | 04-02-2009 |
20090133088 | Method and system for IPTV service authentication and service quality control - Provided are a method of and system for controlling IPTV service authentication and traffic flow in an access network. The IPTV service system comprises: a subscriber concentrator which delivers an IPTV service request message that is sent from a subscriber terminal, receives an IPTV service authentication reply message generated in accordance with IGMP in response to the IPTV service request message, and sends a corresponding IPTV multicast stream to the subscriber terminal according to an IPTV service authentication result; a network connector which receives the IPTV service request message delivered from the subscriber concentrator, generates an IPTV service authentication request message in accordance with a RADIUS protocol, sends the generated IPTV service authentication request message to an IPTV service authentication/billing server, generates an IPTV service authentication reply message in accordance with the IGMP when receiving an IPTV service authentication reply message generated in accordance with the RADIUS protocol, and sends the generated IPTV service authentication reply message to the subscriber concentrator; and the IPTV service authentication/billing server which determines whether the subscriber is authorized for an IPTV service when receiving the IPTV service authentication request message that is generated in accordance with the RADIUS protocol and sent from the network connector, and generates the IPTV service authentication reply message in accordance with the RADIUS protocol and sends the IPTV service authentication reply message to the network connector. Accordingly, resources of the access network can be used effectively. | 05-21-2009 |
20110075565 | SYSTEM AND METHOD FOR CONTROL NETWORK DEVICE - A control system and method for reducing the amount of power consumption of a communication network is provided. The amount of traffic usage and power consumption of communication equipment in the communication network is collected and energy efficiency of the communication equipment is calculated. An operation of the communication equipment and a communication path or routing of the communication network are controlled according to the calculated energy efficiency. Therefore, an operation of unnecessary communication equipment is controlled, thereby reducing the power consumption of the communication network. | 03-31-2011 |
20120166008 | SMART GRID POWER CONTROLLER AND POWER CONTROL METHOD FOR THE SAME - There is provided a power controller including a display to display information about electricity supply and demand; a database to store a differentially graded information list listing priorities of electricity supply for a plurality of electric appliances in correspondence to information about electricity supply and demand; a controller to generate a control signal for turning on/off the plurality of electric appliances individually based on the information about the electricity supply and demand and the differentially graded information list; and an interface to receive the information about the electricity supply and demand, to transfer the information about the electricity supply and demand to the display and the controller, and to output the control signal. | 06-28-2012 |
20130108269 | APPARATUS AND METHOD FOR CONTROLLING VPN SERVICE | 05-02-2013 |
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 |
20130088515 | METHOD OF PROVIDING AUGMENTED CONTENTS AND APPARATUS FOR PERFORMING THE SAME, METHOD OF REGISTERING AUGMENTED CONTENTS AND APPARATUS FOR PERFORMING THE SAME, SYSTEM FOR PROVIDING TARGETING AUGMENTED CONTENTS - The system for providing targeting augmented contents includes: an augmented metadata generation apparatus that generates augmented metadata designating specific space and time of broadcast contents as an augmented area; a broadcast content providing apparatus that transmits the augmented metadata to a first broadcast terminal apparatus and transmits the augmented metadata and the broadcast contents to a second broadcast terminal apparatus; a first broadcast terminal apparatus that transmits augmented contents displayed in the augmented area in which the augmented metadata are designated to the augmented content providing apparatus; an augmented content providing apparatus that transmits the augmented contents to a second broadcast terminal apparatus; and a second broadcast terminal apparatus that receives the broadcast contents and the augmented metadata from the broadcast content providing apparatus and receives the augmented contents from the augmented content providing apparatus based on the augmented metadata. | 04-11-2013 |
20130091517 | METHOD AND APPARATUS OF PROVIDING BROADCAST CONTENT AND METADATA FOR AUGMENTED BROADCASTING, METHOD AND APPARATUS OF PROVIDING AUGMENTING CONTENT, AND METHOD AND APPARATUS OF RECEIVING AUGMENTED BROADCAST CONTENT - In a method of receiving augmenting content, broadcast content and augmenting content are received from a broadcast content providing apparatus, metadata related to the broadcast content is interpreted to check an indicator indicating such that augmenting content are applicable, and augmenting content are requested from an augmenting content providing apparatus by using access information of the augmenting content providing apparatus. Thereafter, augmenting content are received from the augmenting content providing apparatus, and augmenting content received in the augmenting content receiving step are synchronized with the broadcast content and output to a temporal/spatial region corresponding to display region information included in the metadata or the display region information is transmitted to a separate output device. Thus, a viewer can conveniently receive area information-based augmenting content in the form of large capacity multimedia including a graphic image or video without having to perform searching. | 04-11-2013 |
20130104165 | METHOD AND APPARATUS FOR RECEIVING AUGMENTED BROADCASTING CONTENT, METHOD AND APPARATUS FOR PROVIDING AUGMENTED CONTENT, AND SYSTEM FOR PROVIDING AUGMENTED CONTENT - The system includes a metadata generation apparatus for generating metadata to designate a specific space and time in and on which a speech balloon or a music book will be displayed on broadcasting content, a multiplexing broadcasting server for multiplexing the metadata received from the metadata generation apparatus and the broadcasting content and sending the multiplexed result to a reception apparatus, an augmented content providing apparatus for sending the speech balloon suitable for speech included in the broadcasting content or the music book suitable for music included in the broadcasting content to the reception apparatus, and the reception apparatus for displaying the broadcasting content and displaying the augmented content in a specific space and time of the broadcasting content based on the metadata. | 04-25-2013 |
20130117781 | MEDIA CONTENT TRANSMISSION METHOD AND APPARATUS, AND RECEPTION METHOD AND APPARATUS FOR PROVIDING AUGMENTING MEDIA CONTENT USING GRAPHIC OBJECT - Disclosed is a media content reception method for providing augmenting media contents using graphic objects, including: receiving metadata including information representing each event of any one of broadcast contents or moving picture contents, and any one of the broadcast contents or the moving picture contents and graphic object related information associated with events, the events including at least one of a specific scene, a specific situation, and a specific phenomenon of any one of the broadcast contents or the moving picture contents; analyzing the received metadata; designating the graphic objects to correspond to each event within any one of the broadcast contents or the moving picture contents based on the analyzed metadata; and displaying the designated graphic objects to meet each event at the time of playing any one of the broadcast contents or the moving picture contents. | 05-09-2013 |
20130117798 | AUGMENTING CONTENT GENERATING APPARATUS AND METHOD, AUGMENTED BROADCASTING TRANSMISSION APPARATUS AND METHOD, AND AUGMENTED BROADCASTING RECEPTION APPARATUS AND METHOD - Disclosed are augmenting content generating apparatus and method, augmented broadcasting transmission apparatus and method, and augmented broadcasting reception apparatus: An augmented broadcasting transmission apparatus includes: a broadcasting content generation unit that generates broadcasting content; | 05-09-2013 |
20130188690 | FAST MODE DETERMINING METHOD AND APPARATUS IN SCALABLE VIDEO CODING - A prediction mode determining method in scalable video coding based on a structure of multiple layers is provided. The prediction mode determining method includes: deriving a coded block pattern (CBP) value of a luma component for a 16×16 mode of an encoding target picture; determining first candidate modes for the encoding target picture according to the derived CPB value; and determining a final prediction mode for the encoding target picture based on the determined first candidate modes. According to the present invention, encoding efficiency may be improved, and complexity may be reduced. | 07-25-2013 |
20130205334 | METHOD AND APPARATUS FOR PROVIDING SUPPLEMENTARY INFORMATION ABOUT CONTENT IN BROADCASTING SYSTEM - A method and apparatus for providing supplementary information about content in a broadcasting system are provided. A method of a reception terminal providing supplementary information about content includes receiving content and metadata, extracting an indicator for indicating whether supplementary information about the content exists or not from the metadata, determining whether the supplementary information about the content exists or not based on the indicator, outputting the supplementary information about an appearance element of the content in association with the content based on the metadata, accessing a server for providing the supplementary information about the to appearance element, based on the metadata when an instruction to download the supplementary information about the appearance element is received, and downloading the supplementary information about the appearance element from the server and storing the downloaded supplementary information. | 08-08-2013 |
20130222694 | SYSTEM AND METHOD FOR PROVIDING AUGMENTED AUDIO SERVICE - The server of a system for providing augmented audio service according to the present invention includes a video data server for providing video data to a display device and an audio data server for providing a plurality of audio output devices with augmented audio data corresponding to video outputted based on the video data from the display device, wherein the plurality of audio output devices output different frequencies for augmenting audio of the video based on the augmented audio data. | 08-29-2013 |
20130254798 | AUGMENTED BROADCASTING STREAM TRANSMISSION DEVICE AND METHOD, AND AUGMENTED BROADCASTING SERVICE PROVIDING DEVICE AND METHOD - An augmented broadcasting stream transmission device and method and an augmented broadcasting service providing device and method capable of ensuring that augmented broadcasting metadata arrive at a receive terminal in a time more rapid as compared to a corresponding video frame by a predetermined time are provided. | 09-26-2013 |
20130290995 | APPARATUS AND METHOD FOR PROCESSING AUGMENTED BROADCAST CONTENT USING ANALYSIS ALGORITHM BASED ON REFERENCE SIGNAL - An apparatus and method for processing augmented broadcast content. The apparatus includes: a broadcast content receiving unit configured to receive broadcast content and a first reference signal from a broadcast content provider, the first reference signal including information used to recognize a target object in the broadcast content and composite the broadcast content and augmented content associated with the target object; an object identifying unit configured to identify the target object in the broadcast content by analyzing the broadcast content using an image or sound analysis algorithm with reference to the first reference signal; an augmented content acquiring unit configured to acquire the augmented content associated with the target object; and an augmented content compositing unit configured to composite the acquired augmented content into an augmentation region determined based on the first reference signal. | 10-31-2013 |
20130291023 | METHOD AND APPARATUS FOR PROCESSING AUGMENTED BROADCAST CONTENT USING AUGMENTATION REGION INFORMATION - Provided is a method for processing augmented broadcast content, and the method includes receiving, from a broadcast content provider, broadcast content and augmentation region information required to composite augmented content to an augmentation region in the broadcast content; receiving, from a user input device, selection information necessary to select one out of a plurality of augmented content providers; generating an augmented content request message based on the augmentation region information, and transmitting the augmentation content request message to an augmented content provider selected based on the selection information; receiving the augmented content from the augmented content provider; and compositing the augmented content to the augmentation region in the broadcast content by using the augmentation region information. | 10-31-2013 |
20140053173 | ANALYSIS METHOD AND SYSTEM FOR AUDIENCE RATING AND ADVERTISEMENT EFFECTS BASED ON VIEWING BEHAVIOR RECOGNITION - Provided are an analysis method and system for audience rating and advertisement effects based on viewing behavior recognition including a method of recognizing a viewer on the basis of image recognition through a camera and efficiently collecting data and a method of transmitting collected data on the basis of viewer recognition to an audience rating and advertisement effect measurement server. The present invention includes a viewing behavior measurement device configured to receive a viewer image obtained by imaging one or more viewers who are viewing broadcast content, recognize the one or more viewers from the received viewer image to generate viewing behavior information, and deliver the generated viewing behavior information, and an advertisement effect measurement server configured to analyze an advertisement effect for each viewer on the basis of the received viewing behavior information and generate and deliver an advertisement effect measurement result. | 02-20-2014 |
20140059630 | APPARATUSES FOR PROVIDING AND RECEIVING AUGMENTED BROADCASTING SERVICE IN HYBRID BROADCASTING ENVIRONMENT - An apparatus for providing an augmented broadcasting service and an apparatus for receiving the augmented broadcasting service in a hybrid broadcasting environment. The apparatus for providing the augmented broadcasting service includes: a real-time data provider configured to provide real-time data through a first transmission network; an augmented content provider configured to provide augmented content through a second transmission network, wherein the augmented content is to be synchronized with the real-time data; and a multiplexer configured to multiplex the real-time data, the augmented content metadata and timing information for synchronization between the real-time data and the augmented content metadata, and output resulting data. | 02-27-2014 |
20140150018 | APPARATUS FOR RECEIVING AUGMENTED BROADCAST, METHOD OF RECEIVING AUGMENTED BROADCAST CONTENT USING THE SAME, AND SYSTEM FOR PROVIDING AUGMENTED BROADCAST CONTENT - An apparatus for receiving augmented broadcast, a method of receiving augmented broadcast content using the same, and a system for providing augmented broadcast content are provided. The method of receiving augmented broadcast content may include receiving a broadcast program and metadata for augmented broadcast implementation for the broadcast program that are transmitted over a broadcasting network, requesting an augmented broadcast content providing server providing augmented broadcast content associated with the broadcast program to provide the augmented broadcast content associated with the broadcast program with reference to the received metadata, and receiving the augmented broadcast content provided by the augmented broadcast content providing server according to the request. | 05-29-2014 |
20140214211 | OUTPUTACTUATOR NODE, MPEG TERMINAL WITH OUTPUTACTUATOR NODE, AND METHOD FOR CONTROLLING ACTUATOR USING THE OUTPUTACTUATOR NODE - An OutputActuator node, a Moving Picture Experts Group (MPEG) terminal, and a method for controlling an actuator using the OutputActuator node. The OutputActuator node includes an enabled field indicating whether the OutputActuator node is activated or not; a url field designating an actuator to which a command is delivered for control of the actuator; and an eventName field containing a command list for operating the designated actuator. | 07-31-2014 |
20140351874 | METHOD AND APPARATUS FOR TRANSMITTING MEDIA DATA FOR MMT SYSTEM, AND APPARATUS AND METHOD FOR RECEIVING MEDIA DATA - Provided are a method and apparatus for transmitting and receiving media data, which can provide D-layer timing information, which is transmitted from a media transmission service based on an MMT system and required for timely synchronization playout time of the media and media. The apparatus for transmitting the media data comprises a packetizer for generating a delivery layer packet (D-layer packet), which packetizes encapsulation layer data (E-layer data) to include timing information, wherein the timing information comprises sampling time information and transmission process delay information. | 11-27-2014 |