Abstract:
PURPOSE: A multi-image monitoring system which applies weighted value of image-changing rate is provide to improve efficiency of monitoring by enlarging size of an image having specific action. CONSTITUTION: An image change sensing unit (30) senses image change of an image delivered from an image division unit (20) and delivers image change value to an image aspect adjustment unit (40). The image aspect adjustment unit calculates rate of images with action and images without action by using the image change value, calculates image size value compared to full-screen by using the rate and controls the image size according to the image size value. [Reference numerals] (10,AA) Image receiving unit; (20) Image division unit; (30) Image change sensing unit; (40) Image aspect adjustment unit; (41) Aspect calculation unit; (42) Image size calculation unit; (43) Image size adjustment unit; (50) Image arranging unit; (60) Image output unit; (BB) Display unit
Abstract:
PURPOSE: A sensing and transmission parameter determination method in a recognition wireless network is provided to find out the length of a sensing period and a data transmission period which increase the throughput of a secondary user. CONSTITUTION: A collision probability between a first user and a secondary user is calculated(S103). When the collision probability is satisfied, the sensing period and the data transmission period for increasing the throughput of the first user are determined(S104). A steady state probability using a second-state Markov chain model is calculated. The collision probability between the first and the secondary user is calculated from a normal state probability. [Reference numerals] (AA) Start; (BB) End; (S101) Generate the state transition probability of each state using a second-state Markov chain model; (S102) Generate a normal state matrix; (S103) Generate a collision probability; (S104) Calculate the minimum M(sensing parameter) and the maximum T(transmission parameter) using that the sum of a success probability and a collision probability becomes 1
Abstract:
PURPOSE: A method for simulation of virtual character steering behaviors using a 2d texture image-based attractive field, an apparatus thereof, and a virtual ecology park visualization system using the same are provided to develop autonomic behaviors of a virtual character using a 2D texture-based attractive field, thereby handling the virtual character in real time even when the interaction range and the number of autonomic agents of the virtual character increase. CONSTITUTION: An attractive field generating module(40) generates an attractive field based on definitions by a user. A navigation field generating module(42) generates a navigation field by mapping attractive filed data which is loaded from an attractive field database(30) on agent data which is loaded from a virtual character database(20). A steering behavior module(44) calculates steering force based on the data generated by the navigation field generating module, elemental behaviors, and the internal state of the agent in the virtual character database. [Reference numerals] (22) Butterfly DB; (24) Flower DB; (30) Attractive field DB; (40) Attractive field generating module; (42) Navigation field generating module; (44) Steering behavior module; (AA) User definition; (BB) Agent state; (CC) Rendering; (DD) Butterfly DB update; (EE) Flower DB update; (FF) Butterfly DB; (GG) Flower DB; (HH) Initial value of butterfly; (II) Initial value of flower
Abstract:
PURPOSE: A busbar detection device of a motor control center is provided to install a display unit in the front of a cabinet, thereby enabling easy checking of busbars. CONSTITUTION: A busbar detection device comprises a frame which is installed inside of a cabinet; a guide rail(29) which is fixed at the frame; a sensor unit(27) which is supported to slide on the guide rail; a drive unit which drives the sensor unit to move to a desired position on the guide rail; and a control unit(21) which controls the sensor unit and the drive unit. The guide rail is arranged vertically or horizontally in the cabinet and extended to the longitudinal direction. The sensor unit senses heat of busbars and delivers the heat to the outside.
Abstract:
본 발명은 펠티어 소자와 축냉팩을 적용한 냉각장치에 관한 것이다. 이는 정해진 공간과 연통되게 배치되는 증발기(evaporator)를 구비하여 정해진 공간을 냉각시키게 되는 증기압축식 냉각기구와; 증기압축식 냉각기구의 증발기에 이웃하여 설치되고, 전원을 공급받아 작동되되, 온(on) 동작시 증발기 측으로 열을 발산하여 증발기에 대한 제상 작업을 수행하게 되는 펠티어 소자 및; 펠티어 소자에 이웃하여 설치되고, 펠티어 소자의 온(on) 동작시 냉각되며, 정해진 공간과 연통되게 배치되어 정해진 공간을 냉각시키게 되는 서브 냉각기구를 포함하는 것을 특징으로 한다. 상기와 같이 이루어지는 본 발명의 펠티어 소자와 축냉팩을 적용한 냉각장치는, 냉각장치에 대한 제상(除霜) 작업이 원활하게 이루어지고, 냉각효율을 증대시켜 정해진 공간에 대한 냉각과 냉각 상태의 유지가 안정되게 수행된다.
Abstract:
PURPOSE: A throughput improving method using a directional antenna in a wireless network environment based on a plurality of infrastructures is provided to enable each AP(Access Point) and each node to include a sector with four directions for transmission based on OFDM(Orthogonal Frequency Division Multiplexing). CONSTITUTION: Transmission sequence information for data of nodes is generated. AP-1 transmits the generated transmission sequence information with a notification frame(S3). Each node gradually transmits data for the transmission sequence information to AP-1(S4). A reception process for sequential data is completed by AP-1. AP-1 changes a sector direction by executing a sector switching process(S5). [Reference numerals] (AA) Start; (BB) End; (S1) AP-1 transmits a beacon frame unless detecting a signal during MTT and SIFS; (S2) Connection requiring node of beacon frame received nodes transmits an association request frame to the AP-1 and allocates a transmission alarm channel in case of the conclusion of the association; (S3) Data transmission requiring node transmits a have frame through the transmission alarm channel; (S4) Node successively transmits data including the association success information of the AP-1, the allocated transmission notification information, and transmission sequence information according to notification frame transmission; (S5) AP-1 notifies the change of a section in a different direction to an AP-2 by switch frame transmission
Abstract:
PURPOSE: A cleaning robot remote control system through optical communication is provided to minimize error generated in two-way communication and to switch data in bulk by applying optical communication between an RCU, an LCU, and a cleaning robot. CONSTITUTION: A cleaning robot remote control system includes a cleaning robot, a field control device(200), and a remote control device(100). A sludge of a steam generator is removed according to a control command by equipping the cleaning robot inside a steam generator. Video data is generated by photographing the steam generator and converted into a light. The field control device is connected through the cleaning robot and the first optical cable and transmits the control command to the cleaning robot through the first optical cable. The control device is connected to the field control device and the second optical cable and controls the cleaning robot through the field control device. The control device outputs the video data and the voice data through a second display device and a second speaker from the field control device and transmits the voice data to the field control device. [Reference numerals] (131,211,251,311) Data optical transceiving module; (133,253) Video optical receiving module; (135,215) Audio optical transceiving module; (150,260) Monitor; (170,270) Speaker; (213,313) Video optical transmitting module; (320) Servo unit; (330) Camera
Abstract:
본 발명은 펠티어소자-히트파이프 결합형 냉각모듈을 가진 하이브리드 변압기에 관한 것이다. 이는 교류전원의 전원값을 변환시키게 되는 변압기 본체와; 변압기 본체와 연통되게 설치되는 냉각모듈을 포함하되, 냉각모듈은 열을 흡수하여 냉매가 증발되는 일단부가 변압기 본체의 내부에 배치되고, 열이 방출하여 냉매가 응축되는 타단부가 변압기 본체의 외부에 배치되는 히트파이프와; 변압기 본체의 외부에 배치되어 히트파이프의 타단부와 이웃하게 되되, 열을 흡수하는 흡열부가 히트파이프의 타단부와 이웃하여 히트파이프 타단부로부터 열을 흡수하면서 냉매가 응축되도록 하는 펠티어소자를 구비하여 이루어지는 것을 특징으로 한다. 상기와 같이 이루어지는 본 발명의 펠티어소자-히트파이프 결합형 냉각모듈을 가진 하이브리드 변압기는, 펠티어소자와 히트파이프가 서로 결합되어 하나의 모듈(module)을 이루는 냉각모듈의 제공으로 변압기의 냉각효율이 향상되도록 할 뿐만 아니라, 펠티어소자와 히트파이프로 이루어진 냉각모듈의 설치 및 유지보수도 간편하게 이루어지도록 한다.
Abstract:
본 발명은 황화 수소를 포함하는 생물학적 악취 가스의 검출 및 제거를 위해 반응기에 영양분을 공급하거나 반응기의 미생물을 역세척할 수 있는 담체 충진형 살수 여과 장치(biotrickling filter)의 최적 운전을 위한 자동 제어 및 원격 모니터링 시스템에 관한 것이다. 본 발명에 따르는 악취제거를 위한 살수 여과 장치의 자동 제어 및 원격 모니터링 시스템은, 악취가스에서 황화수소를 제거하는 살수 여과 장치; 상기 살수 여과 장치를 운전하는 자동 제어부; 및 상기 자동 제어부와 통신하여 상기 살수 여과 장치의 동작을 제어하고 모니터링하는 원격 모니터링부를 포함하는 것을 구성적 특징으로 한다.