Abstract: Provided is a video recording system. The video recording system includes a camera configured to obtain an image signal, a host system configured to obtain the image signal from the camera and support a serial bus protocol, a sub-system including a serial bus interface unit configured to transmit or receive data to or from the host system, and a storage device configured to receive the image signal from the host system and record the received image signal.

Abstract: Provided are a network system and a network method. The network system includes: at least one network camera; at least one client configured to receive an image or a moving image from the at least one network camera; and a network configured to relay communication between the at least one network camera and the at least one client, wherein the at least one client is further configured to transmit an auto traffic control (ATC) priority and a setting corresponding to the applying of the ATC function while requesting to be connected to the at least one network camera.

Abstract: A media stream playing apparatus for receiving a media stream transmitted from a media service unit and playing the media stream on a web browser is provided. The media stream playing apparatus includes a transmission module configured to establish a communication connection at a transport layer level with the media service unit, a websocket module configured to establish a websocket connection with the media service unit via a handshake procedure based on the communication connection and transmit or receive websocket packets to or from the media service unit while maintaining the websocket connection, a streaming module configured to receive Real-time Transport Protocol (RTP) packets carried by the websocket packets, a media decoder configured to decode the media stream obtained from the RTP packets to reconstruct video, and an output device configured to display the reconstructed video on a screen by embedding the reconstructed video in the web browser.

Abstract: Provided is a security management device for tracking a terminal located indoors. The security management device display on a map a position of the at least one wireless network camera and information about a terminal located in a range capable of wireless communication with the at least one wireless network camera, control a wireless network camera to track a position of the terminal based on the information about the terminal while the terminal is in a range capable of wireless communication with the wireless network camera, and control the wireless network camera to send identification information of the terminal to a neighboring wireless network camera when the terminal moves out of the range capable of wireless communication with the wireless network camera.

Abstract: Disclosed is a surveillance apparatus such as a surveillance camera and a digital video recorder. The surveillance apparatus includes: an analog-to-digital converter configured to convert an analog video signal, of at least one image of a region captured by an optical system, into digital video data of the region; and a main controller configured to detect a current motion region from the digital video data of the region, remove a high frequency component of the region except the current motion region, and transmit the digital video data of the region, from which the high frequency component is removed, to a target device over a communication network.

Abstract: Provided are an image processing apparatus and method for processing images. The image processing apparatus is connected to at least one camera and includes: a performance calculating unit configured to calculate a decoding performance of the at least one camera based on information about at least one of a codec, a resolution and a frame rate of image frames which are received from the at least one camera, and a filtering unit configured to filter the received image frames to select image frames for decoding, based on a result of the calculation of the decoding performance of the at least one camera.

Abstract: An apparatus for receiving an image is provided. The apparatus includes: a camera searcher configured to search for a camera connected to a network; a camera register configured to register information about the camera which is identified as a result of the searching by the camera searcher; a profile setter configured to set a profile of the camera by referring to the information obtained from the camera; and an image receiver configured to receive an image from the camera according to the profile.

Abstract: An image processing apparatus includes a storage storing images received from at least one camera, an image analyzer analyzing the images received from the at least one camera, separating an object, for which an event occurred, from a background, and extracting object properties information, a database storing the object properties information extracted with respect to each of the at least one camera, a search condition setter setting a search condition, a search engine searching the database for the object properties information matching the search condition, and obtaining image frames including the object properties information found from the storage, and a file generator generating a single image file by synthesizing the image frames.

Abstract: An apparatus for receiving an image is provided. The apparatus includes: a camera searcher configured to search for a camera connected to a network; a camera register configured to register information about the camera which is identified as a result of the searching by the camera searcher; a profile setter configured to set a profile of the camera by referring to the information obtained from the camera; and an image receiver configured to receive an image from the camera according to the profile.

Abstract: An apparatus and a method for generating an alarm are provided. The apparatus includes at least one processor configured to implement: a determination unit analyzing at least one of an image, which includes an object, and a sound related to the object, and, as a result of the analysis, determining a type of the object; and an alarm generation unit controlling an alarm generator to generate an alarm according to a result of the determination performed by the determination unit.

Abstract: Provided is a network security system including: a spatial information collector configured to acquire, from a manager input terminal, spatial information; a device position receiver configured to receive, from the manager terminal, at least one device installation position with respect to the spatial information and storing the at least one device installation position; a device recommender configured to provide a candidate device list corresponding to the at least one device installation position; a device determiner configured to receive a signal for selecting at least one device from the candidate device list, and determine a model of the at least one selected device to be installed at the at least one device installation position; and a device setter configured to set a setting of the at least one selected device.

Abstract: An apparatus for receiving an image is provided. The apparatus includes: a camera searcher configured to search for a camera connected to a network; a camera register configured to register information about the camera which is identified as a result of the searching by the camera searcher; a profile setter configured to set a profile of the camera by referring to the information obtained from the camera; and an image receiver configured to receive an image from the camera according to the profile.

Abstract: Disclosed is a surveillance apparatus such as a surveillance camera and a digital video recorder. The surveillance apparatus includes: an analog-to-digital converter configured to convert an analog video signal, of at least one image of a region captured by an optical system, into digital video data of the region; and a main controller configured to detect a current motion region from the digital video data of the region, remove a high frequency component of the region except the current motion region, and transmit the digital video data of the region, from which the high frequency component is removed, to a target device over a communication network.

Abstract: Provided are an image processing apparatus and method for processing images. The image processing apparatus is connected to at least one camera and includes: a performance calculating unit configured to calculate a decoding performance of the at least one camera based on information about at least one of a codec, a resolution and a frame rate of image frames which are received from the at least one camera, and a filtering unit configured to filter the received image frames to select image frames for decoding, based on a result of the calculation of the decoding performance of the at least one camera.

Abstract: Provided is a video recording system. The video recording system includes a camera configured to obtain an image signal, a host system configured to obtain the image signal from the camera and support a serial bus protocol, a sub-system including a serial bus interface unit configured to transmit or receive data to or from the host system, and a storage device configured to receive the image signal from the host system and record the received image signal.

Abstract: Provided is an image processing apparatus and method that may employ a new program or protocol without having to additionally develop a new program or a protocol for image processing. The image processing apparatus may include: an open platform-compatible unit configured to determine a protocol that is used by a video analysis application installed in or connected to the image processing apparatus, and receive at least one of channel information about an original image, channel information about an encoded image, channel information about a decoded image, resolution information about the decoded image and frame rate information that is required to receive the decoded image, in accordance with the determined protocol; and a protocol conversion unit configured to process an input image to comply with the determined protocol, based on the at least one information that is received at the open platform-compatible unit.

Abstract: Provided are a network system and a network method. The network system includes: at least one network camera; at least one client configured to receive an image or a moving image from the at least one network camera; and a network configured to relay communication between the at least one network camera and the at least one client, wherein the at least one client is further configured to transmit an auto traffic control (ATC) priority and a setting corresponding to the applying of the ATC function while requesting to be connected to the at least one network camera.

Abstract: The present invention provides a Digital Video Recorder (DVR) server and a method for controlling access to a monitoring device in a network-based DVR system, which only performs a user authentication in the DVR server and allows a direct access to a video providing unit by using an authentication token acquired from the authentication procedure, so that traffic of the DVR server can be reduced to maintain security while providing a smooth monitoring service.

Abstract: A method of generating and playing a playback file including a multimedia data and a player, includes steps of: (A-1) generating the playback file by sequentially storing a loader for loading the player, the multimedia data, and the player for playing the multimedia data; and (A-2) executing the player using the loader, loading the multimedia data on the player, and playing the playback file.