Abstract: A method of providing an application and an apparatus for performing the same are provided. The method of providing an application includes receiving a begging request message for requesting a specific begging target to purchase a specific application or a specific in-app function from a terminal of a begging requester, transmitting a begging request notification message to a terminal of the specific begging target when the specific begging target approves the begging request, and when the specific begging target purchases the specific application or the specific in-app function, approving download of the purchased specific application or registering a use right of the purchased specific in-app function.

Abstract: Disclosed are an apparatus and a method capable of adjusting an upstream band for a corresponding ONU by detecting a quantity of bands occupied by a packet, not an effective user packet, among upstream transmission bands for each target object of allocation of each band in the OLT to examine whether a queue report is normal, and detecting an ONU, which transmits an abnormal queue report, according to the examination. An OLT of a PON according to an exemplary embodiment of the present disclosure includes: a frame monitoring unit configured to monitor upstream frame data received for each T-CONT; an error detection unit configured to determine whether a queue report error is generated for each T-CONT according to a result of the monitoring; and a band allocation controller configured to allocate an upstream band for an ONU, in which the queue report error is generated, separately from a normal ONU.

Abstract: A method of a multicast/broadcast server to count the number of terminals. The method includes transmitting a request message to a base station to request to count the number of terminals currently being provided with one or more multicast/broadcast services or interested in the multicast/broadcast services; and switching mode of a corresponding service to unicast mode or multicast/broadcast mode according to whether the number of counted terminals is greater than a predefined threshold wherein the number of counted terminals is contained in a message received from the base station as a response to the request message.

Abstract: Disclosed herein are an apparatus and method for generating evidence video. The apparatus includes a video object indexing unit, a video object search unit, and an evidence video generation unit. The video object indexing unit recognizes an object by storing and analyzing videos received from multiple surveillance cameras, extracts the features of the recognized object, and then generates object metadata. The video object search unit compares received search conditions with the object metadata, and then outputs search results, including the feature information of at least one object, which corresponds to the search conditions. The evidence video generation unit generates an evidence video by aggregating only videos including a specific object selected from the search results.

Abstract: Provided are an apparatus and method for virtual makeup. The method for virtual makeup includes generating a virtual makeup history including pieces of information about a virtual makeup process, generating virtual makeup layers based on a plurality of related pieces of information among the pieces of information stored in the virtual makeup history, and generating a virtual makeup template by merging at least one of the virtual makeup layers. Accordingly, it is possible to reduce the time taken for a virtual makeup operation.

Abstract: Provided is a safety tripod apparatus for a vehicle. The safety tripod apparatus according to an example embodiment of the present invention includes a storage tank that stores a compressed gas, a valve connected to the storage tank and controlling a flow of the compressed gas stored in the storage tank, a control unit that controls opening or closing of the valve, a tube connected to the valve and expanded by the compressed gas flowing through the valve, and a signpost connected to one end of the tube. Accordingly, a safety accident can be prevented from occurring due to manual installation of a safety tripod.

Abstract: Disclosed is a method of editing voice recognition results in a portable device. The method includes a process of converting the voice recognition results into text and displaying the text in a touch panel, a process of recognizing a touch interaction in the touch panel, a process of analyzing an intent of execution of the recognized touch interaction, and a process of editing contents of the text based on the analyzed intent of execution.

Abstract: Disclosed are a method of managing an error in wireless transmission, and an apparatus thereof, and more particularly, a method of managing an error in multicast or broadcast transmission, and an apparatus thereof. The method of managing an error in multicast or broadcast transmission disclosed in the present invention includes: receiving data multicasted or broadcasted to a plurality of receivers; determining whether the data is normally received; selecting a random resource among wireless resources through which an acknowledgement indicating whether the data is normally received is to be transmitted; and transmitting the acknowledgement indicating whether the data is normally received through the selected random resource.

Abstract: The inventive concept relates to an optical line terminal registering optical network terminals having overlapping serial numbers. The optical line terminal may include a memory storing serial number information of optical network terminals of which a registration is completed in a storage region; and a control part that if a serial number by a serial number request is received from optical network terminals, the received serial number is compared with the serial number information of the memory and if they overlap each other, a previously set preliminary identifier is allocated to the optical network terminal having an overlapping serial number.

Abstract: Disclosed are an apparatus for recognizing voice using multiple acoustic models according to the present invention and a method thereof. An apparatus for recognizing voice using multiple acoustic models includes a voice data database (DB) configured to store voice data collected in various noise environments; a model generating means configured to perform classification for each speaker and environment based on the collected voice data, and to generate an acoustic model of a binary tree structure as the classification result; and a voice recognizing means configured to extract feature data of voice data when the voice data is received from a user, to select multiple models from the generated acoustic model based on the extracted feature data, to parallel recognize the voice data based on the selected multiple models, and to output a word string corresponding to the voice data as the recognition result.

Abstract: A laser emitter module may include a first laser emitter configured to output first laser beam having a first radiation angle by receiving first input laser beam and a second laser emitter configured to output second laser beam having a radiation angle different from the first radiation angle by receiving second input laser beam having a width different from that of the first input laser beam. The first and second laser emitters output the first and second laser beam together.

Abstract: Provided is an apparatus for connecting optical fiber. The apparatus for connecting optical fiber includes an input terminal in which an input optical fiber receiving light is inserted through an input ferrule, an output terminal emitting the light incident through the input optical fiber into an outer optical fiber through an output ferrule, and a module coupling unit connecting the input terminal to the output terminal.

Abstract: Disclosed is an optical line terminal for monitoring and controlling upstream and downstream optical signals, and more particularly, to an optical line terminal for monitoring and controlling upstream and downstream optical signals, which adds different low frequency monitoring signals to upstream and downstream wavelength division multiplexing optical signals in a bidirectional wavelength division multiplexing (WDM) optical network and senses and detects low frequency components of upstream and downstream optical signals to unite, monitor, and control optical outputs and wavelengths of the upstream and downstream wavelength division multiplexing optical signals into a single system.

Abstract: Provided is an error amplifier. The error amplifier includes: an amplifying unit receiving first and second input signals and amplifying a voltage difference between the received first and second input signals; a first voltage generating unit generating first and second driving voltages for driving the amplifying unit; a second voltage generating unit generating first and second body voltages to implement a body biasing method; a cascode current source including first to fourth PMOS transistors to provide a bias current to the amplifying unit and the first voltage generating unit; and an output unit outputting a signal of the voltage difference amplified by the amplifying unit, wherein the first and third PMOS transistors receive the first body voltage through a body terminal and the second and fourth PMOS transistors receive the second body voltage through a body terminal.

Abstract: A method and apparatus for transmitting an OFDM signal including converting a distribution of a signal in which inverse Fourier transform is performed in an OFDM system and a method of receiving an OFDM signal including expanding a received signal are provided, and by changing a magnitude distribution of a signal that is output from an OFDM modulator to a bimodal Gaussian distribution, an influence of noise in a receiving terminal can be reduced, and by limiting a signal that is output from an OFDM modulator to an appropriate magnitude, a phase in the receiving terminal can be prevented being wrongly demodulated.

Abstract: The present invention provides a fast prediction mode determination method of a video encoder that may remove an unnecessary operation of an encoder by selectively terminating early or omitting a splitting process and a pruning process based on a probability distribution of rate-distortion values, and thereby enables the encoder to quickly determine a prediction mode. The present invention may include a method that may adaptively change a termination and omission determination criterion of the splitting process and the pruning process based on a characteristic of an input image. When using the method provided by the present invention, reliability regarding the termination and omission determination of the splitting process and the pruning process may be set and thus, it is possible to adjust the tradeoff between a decrease in an operation amount and a quality degradation of the encoder.

Abstract: A method controls the management of a mobile device using a security event. The method includes acquiring, by a wireless intrusion prevention server, security threat information by monitoring RF signals generated from an access point (AP) and the mobile device, transmitting the security threat information to a mobile device management server, and executing, by the mobile device management server, a device management policy for the mobile device based on the security threat information.

Abstract: The present invention discloses a multicasting broadcasting apparatus and method. In an aspect, a multicasting broadcasting method includes receiving content from a user, inspecting the content, performing IP encapsulation on the content, reconfiguring a broadcasting frame so that the content does not interfere with other broadcasting signals, generating a modulation signal comprising the content, and broadcasting the modulation signal to target receivers over a broadcasting network.

Abstract: Disclosed are an apparatus, a system, and a method for searching for a power user in social media. The apparatus according to the present invention includes an input unit configured to receive a keyword corresponding to an interested object from a user; a communication unit configured to transmit a search request message including the received keyword and receive a search response message corresponding to the transmitted search request message; a controller configured to, when receiving the search response message, extract a search list in which power users related to the keyword are arranged according to a preset power ranking from the received search response message; a display unit configured to sequentially display the power users related to the keyword received from the user according to the preset power ranking based on the extracted search list; and a storage unit configured to store the extracted search list.

Abstract: A data decoder may include a subcarrier removing unit configured to remove a subcarrier from first data to generate second data, a preamble detecting unit configured to detect a preamble for the second data, and a decoding unit configured to decode the second data based on the detected preamble.