Patent application number | Description | Published |
20100135171 | SYSTEM AND METHOD FOR MEASUREMENT OF VoIP QoE AND COMPENSATION METHOD - Provided are a system and a method for measurement voice over Internet protocol (VoIP) quality of experience (QoE), and a compensation method. a method for measuring QoE for a VoIP telephone service in real time, and claiming aftertreatment on the basis of the measurement quality. The present invention measures subjective or objective quality for an actually generated call, and allows the subjective or objective quality to be linked with aftertreatment such as compensation. | 06-03-2010 |
20110138040 | SYSTEM AND METHOD FOR MANAGING CUSTOMIZED SERVICE LEVEL AGREEMENT MONITORING - A system for managing customized SLA monitoring for providing a customized SLA monitoring service is linked with an external system to receive an external index order for a customer line subscribed in the service. The system reflects demands of the customer included in the external index order on SLA management data to update the SLA management data. Further, the system uses the updated SLA management data to determine whether to monitor with the external system and the customer line according to the result of the determination. | 06-09-2011 |
20110145110 | INDEX INFORMATION MANAGEMENT DEVICE AND METHOD ACCORDING TO CHARGING PERIOD IN SERVICE LEVEL AGREEMENT SYSTEM - An index management device of a service level agreement system includes: an external link processor for receiving a customized service request for requesting a different service per subscriber received by a subscriber subscription management system; a quality manager for extracting needed information from output information from the external link processor; an index management interface for checking a characteristic of the output information from the quality manager and an information management method; a table storage unit for storing index information of the service level agreement system; and an index manager for managing the index information stored in the table storage unit according to the customized service request and a request from the index management interface. | 06-16-2011 |
20120096075 | NETWORK CONNECTION METHOD AND DEVICE BY HUMAN INTERACTION - When sensor information including user's position information, bearing information, and direction information is collected, an accessible agency list near agency sensor information is requested from the agency providing a network. When at least one accessible agency list generated based on sensor information is received from the agency, it is searched whether there is an agency satisfying sensor information from among the agencies in the list. When the agency satisfying sensor information is found, the user accesses the network through the agency to access the network of the agency according to a user direction. | 04-19-2012 |
20120167035 | APPARATUS AND METHOD FOR DEVELOPING CUSTOMER-ORIENTED EMOTIONAL HOME APPLICATION SERVICE - An apparatus for developing a user-oriented emotional home application service includes: an emotional information collection unit configured to sense a user and a user's surrounding environment through a sensor and collect one or more pieces of emotional information; an emotional home application service platform engine configured to extract contents suitable for the user based on the collected emotional information; and an application service development support unit configured to support various tools including a service modeling tool for developing an emotional home application service. | 06-28-2012 |
20130136374 | METHOD AND APPARATUS FOR ENCODING THAT INTRA PREDICTION BASED ON MODE OF VARIABLE SIZE PARTITION IS APPLIED IN MACRO BLOCK - A method for encoding that adaptive intra prediction based on a mode of variable size partition is applied in a macro block, includes calculating average values of the macro blocks to set the representative values of the macro blocks; and generating minor macro blocks by partitioning the macro blocks based on partition of the exceeded portion and calculating average values of each of the minor macro blocks and then, setting representative values of each of the minor macro blocks using the calculated average values. Further, the method includes generating minor macro blocks by partitioning the macro blocks based on partition of horizontal and vertical directions, calculating average values of each of the minor macro blocks and then, setting representative values of each of the minor macro blocks using the calculated average values. | 05-30-2013 |
20130235935 | PREPROCESSING METHOD BEFORE IMAGE COMPRESSION, ADAPTIVE MOTION ESTIMATION FOR IMPROVEMENT OF IMAGE COMPRESSION RATE, AND METHOD OF PROVIDING IMAGE DATA FOR EACH IMAGE TYPE - The present invention relates to an image compression pre-processing method before image compression, including extracting a plurality of sample frames from an image; calculating a minimum value of the sum of errors between each of blocks included in a random present sample frame of the sample frames and each of blocks corresponding to a reference sample frames; generating an object for each region based on a distribution of the calculated minimum values of the sums of errors for each block; calculating a motion reference value by tracking the motion of the object in the plurality of sample frames; and determining an image type of the image by comparing the motion reference value with a threshold. | 09-12-2013 |
20130251033 | METHOD OF COMPRESSING VIDEO FRAME USING DUAL OBJECT EXTRACTION AND OBJECT TRAJECTORY INFORMATION IN VIDEO ENCODING AND DECODING PROCESS - Disclosed is a method of compressing video frame using dual object extraction and object trajectory information in a video encoding and decoding process, including: segmenting a background and a object from a reference frame in video to extract the object, extracting and encoding motion information of the object based on the object, determining whether a frame is a reference frame based on encoded video in a decoding process, if it is determined that the frame is the reference frame, generating background information of a prediction frame based on the reference frame, and generating the prediction frame by extracting an object of the reference frame and referring to header information to reflect motion information of the object. | 09-26-2013 |
20130251279 | IMAGE ENCODING METHOD USING ADAPTIVE PREPROCESSING SCHEME - The present invention relates to an image encoding method using an adaptive preprocessing scheme, including loading an input image for each frame, determining an encoding type of each of the frames, determining the size of a block to be encoded in each frame according to the determined encoding type, determining blocks that can be replicated from the blocks having the determined size and performing an intra-picture replication preprocessing or inter-picture replication preprocessing procedure on the determined blocks according to the encoding types of the frames, and encoding the frames on which the preprocessing procedure has been performed. | 09-26-2013 |
20130279821 | IMAGE ENCODING METHOD USING BINARY PARTITION TREE - An image encoding method using a Binary Partition Tree (BPT) includes performing the BPT on a reference frame, detecting blocks, each having a difference in a pixel value exceeding a threshold value in a current frame, based on a result of the BPT of the reference frame, and performing the BPT of the current frame on the detected blocks. In accordance with the present invention, block partition is not applied to all frames, but a partial partition method based on a difference between the pixel values of a reference frame and a current frame to be encoded is provided. Accordingly, the encoding speed within the P frame or the B frame can be improved. Furthermore, the PSNR of a corresponding frame can be maintained within a specific range of the PSNR of a reference frame, and a compression effect can be improved. | 10-24-2013 |
20140082526 | METAVERSE CLIENT TERMINAL AND METHOD FOR PROVIDING METAVERSE SPACE CAPABLE OF ENABLING INTERACTION BETWEEN USERS - Disclosed herein are a metaverse client terminal and method for providing a metaverse space capable of enabling interaction between users. The metaverse client terminal includes a sensing data collection unit, a motion state determination unit, a server interface unit, and a metaverse space provision unit. The sensing data collection unit collects sensing data regarding a motion of a first user. The motion state determination unit determines a motion state of the first user, and generates state information data of the first user. The server interface unit transmits the state information data of the first user to a metaverse server, and receives metaverse information data and state information data of a second user. The metaverse space provision unit generates a metaverse space, generates a first avatar and a second avatar, incorporates the first and second avatars into the metaverse space, and provides the metaverse to the first user. | 03-20-2014 |
20140110571 | MOTION SENSOR AND METHOD OF OPERATING THE SAME - The present invention relates to a motion sensor and method of operating the motion sensor, which can adjust the range of a detection area. For this, the motion sensor according to the present invention includes a detection unit for outputting a variation signal corresponding to motion. A threshold level setting unit variably sets at least one changeable threshold level. A comparison unit detects the motion by performing a comparison operation based on the changeable threshold level and the variation signal at threshold sensitivity corresponding to the changeable threshold level. | 04-24-2014 |
20140139113 | LIGHTING NETWORK CONTROL APPARATUS AND METHOD - Disclosed herein are an apparatus and method for controlling a lighting network. The apparatus for controlling lighting network includes a control device and a plurality of control gears. The control device generates and transfers commands to control lighting. The plurality of control gears receives the commands from the control device and control lighting. The control device assigns a right to use a lighting network to the control gears, and the control gears send information about a change in a lighting state or error details to the control device using the right to use a lighting network. | 05-22-2014 |
20140199071 | METHOD OF PROCESSING DMX-VLC ADDRESS USING DMX-512 NETWORK AND DEVICE USING THE SAME - The present invention relates to a method of processing a Digital Multiplex (DMX)-Visible Light Communication (VLC) address and a device using the method. In the method of processing a DMX-VLC address, a DMX-512 packet is received. It is determined whether the DMX-512 packet includes dimming data by using a start code of the DMX-512 packet. Lighting data is processed using an address recorded in a DMX-512 address field of a DMX-VLC address included in the DMX-512 packet if it is determined that the DMX-512 packet includes the dimming data. Non-lighting data is processed using an address recorded in a DMX-VLC extended address field of the DMX-VLC address if it is determined that the DMX-512 packet does not include dimming data. | 07-17-2014 |
20140199078 | VISIBLE LIGHT COMMUNICATION METHOD USING DMX-512 NETWORK AND DEVICE FOR THE SAME - Disclosed herein is a visible light communication method and device using a DMX-512 network. In the visible light communication method, dimming data packets are received. Visible Light Communication (VLC) data packets are generated. The dimming data packets and the VLC data packets are scheduled so that one or more of the VLC data packets are transmitted to Light Emitting Diode (LED) lighting devices connected over a Digital Multiplex (DMX)-512 network between transmission times of the dimming data packets. | 07-17-2014 |
20140236480 | REAL-TIME MOVEMENT PATH ESTIMATION APPARATUS AND METHOD USING VISIBLE LIGHT COMMUNICATION - The present invention relates to a real-time movement path estimation apparatus using visible light communication. A server for performing communication with an agent for tracking a location of a client which is a target to be tracked includes an agent management unit for setting the agent and the client. A server communication unit receives management information of the agent at intervals of a preset monitoring period. A path prediction unit derives a predicted path for a movement path of the client, based on the location information of the client included in the management information and tracked by a location determination device including a visible light communication device or an image capturing device in the agent. | 08-21-2014 |
20140292209 | INTELLIGENT LIGHTING CONTROL APPARATUS AND METHOD - The present invention relates to an intelligent lighting control apparatus and method, which control an intelligent lighting unit including multiple sensors depending on time, place, scene, environment, or the like, based on the results of sensing by the sensors. The intelligent lighting control apparatus includes a multi-sensor unit including multiple sensors, the multi-sensor unit sensing motion of a person or an object within a set sensing area using at least one of the multiple sensors. A lighting control unit controls an operation of a lighting unit based on frequency data corresponding to results of sensing by the multi-sensor unit and a class of lighting type corresponding to the frequency data. | 10-02-2014 |
20140306609 | LED LIGHTING CONTROL APPARATUS AND LED LIGHTING CONTROL SYSTEM USING THE SAME - Disclosed herein are an LED lighting control apparatus and an LED lighting control system using the apparatus. The proposed system includes a wired lighting unit connected to LED lighting in a wired manner and configured to perform lighting control on LED lighting. A wireless lighting unit performs lighting control on the LED lighting via wireless communication with a wireless terminal and operates in conjunction with the wired lighting unit. A location communication unit allocates individual IDs of LED lighting and performs transmission/reception of data to/from an external terminal. A multi-sensor unit supports multiple sensors and analyzes sensor data collected from the multiple sensors. An active heat dissipation unit dissipates heat from the LED lighting based on analyzed sensor data. A processor control unit controls operations of the wired lighting unit, the wireless lighting unit, the location communication unit, the multi-sensor unit, and the active heat dissipation unit. | 10-16-2014 |
20140316738 | APPARATUS AND METHOD FOR MEASURING POSITION OF LIGHT - An apparatus and a method for measuring a position of a light are disclosed. The apparatus for measuring a position of a light includes: an inputting unit configured to receive position information on a building and a floor in which a user is positioned; a position coordinate calculating unit configured to measure distances between a position of the user and wall surfaces in the building in each direction and calculate a position coordinate of the user based on the distances in each direction; a position determining unit configured to apply the position coordinate to a plan view corresponding to the position information to determine an initial position of the user; and a position information combining unit configured to receive a light identifier depending on movement of the user and store position information of the light corresponding to the light identifier. | 10-23-2014 |