Patents Assigned to Electronics and Telecommunications
  • CONSTANT AMPLITUDE DECODING APPARATUS AND METHOD FOR MULTIPLEXED DIRECT-SEQUENCE SPREAD COMMUNICATION SYSTEM
    Publication number: 20120014411
    Abstract: A constant amplitude decoding apparatus and method for multiplexed direct-sequence spread spectrum communication system are provided. The constant amplitude decoding apparatus includes: a despreading and demultiplexing module receiving a data stream of a constant amplitude and despreading and demultiplexing the received data stream to restore it to a 2D signal; a decoding module first performing a vertical decoding on the 2D signal and then performing horizontal decoding thereon; a control module determining whether to repeatedly perform vertical decoding and horizontal decoding; and a bit stream information output module outputting the decoding results from the decoding module as a bit stream.
    Type: Application
    Filed: July 15, 2011
    Publication date: January 19, 2012
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Tae Joon PARK, Seong Soon Joo, Jong Suk Chae, Se Han Kim, Cheol Sig Pyo
  • BIOSENSOR USING NANODOT AND METHOD OF MANUFACTURING THE SAME
    Publication number: 20120015467
    Abstract: A biosensor using a nanodot and a method of manufacturing the same are provided. A silicon nanowire can be formed by a CMOS process to reduce manufacturing costs. In addition, an electrically charged nanodot is coupled to a target molecule to be detected, in order to readily change conductivity of the silicon nanowire, thereby making it possible to implement a biosensor capable of providing good sensitivity and being manufactured at a low cost.
    Type: Application
    Filed: September 22, 2011
    Publication date: January 19, 2012
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Tae Youb KIM, Chil Seong AH, Chang Geun AHN, Han Young YU, Jong Heon YANG, Moon Gyu JANG
  • LED-BASED SKIN TREATMENT SYSTEM AND METHOD
    Publication number: 20120016290
    Abstract: Provided are an LED-based skin treatment system capable of performing a skin treatment in consideration of individuals' respective skin properties and a reaction of skin to a change in a patient's emotional state by using an LED light source, and a method thereof. The LED-based skin treatment system includes a skin diagnosis unit ascertaining a patient's skin properties and an extent of a skin reaction to a change in a patient's emotional state by using multiple sensors, and diagnosing a skin lesion and an extent thereof and a skin lesion occurrence location; a skin treatment unit controlling an output state of an LED light source according to the skin lesion and the extent thereof and the skin lesion occurrence location; and a hardware control unit driving the multiple sensors and the LED light source.
    Type: Application
    Filed: July 8, 2011
    Publication date: January 19, 2012
    Applicant: Electronics and Telecommunications Research Institute
    Inventor: Hyun Soon SHIN
  • APPARATUS AND METHOD FOR MANAGING CHANNEL RESOURCE IN BEACON-ENABLED WIRELESS PERSONAL AREA NETWORK (WPAN)
    Publication number: 20120014414
    Abstract: Provided are a node device of a beacon-enabled Wireless Personal Area Network (WPAN) managing a channel resource and a method thereof. The node device may generate a pseudo random binary sequence (PRBS) and generate a hopping sequence based on a number of available channels using the PRBS, thereby generating a hopping sequence having a characteristic of pseudo randomness and selecting a channel to be hopped, using the hopping sequence.
    Type: Application
    Filed: July 13, 2011
    Publication date: January 19, 2012
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Wun Cheol JEONG, Chang Sub SHIN, Tae Joon PARK, Hoyong KANG, Se Han KIM, In Hwan LEE, Cheol Sig PYO
  • METHOD AND APPARATUS FOR TRANSMITTING/RECEIVING MULTIPLEXED PACKET STREAM OVER SINGLE TRANSMISSION CHANNEL
    Publication number: 20120014396
    Abstract: A method for transmitting a main packet stream generated by multiplexing a plurality of substreams, using a single transmission channel, includes packeting each of the plurality of substreams and generating substream packets; allocating substream sequence information to the substream packets according to a sequence in which the substream packets are generated; allocating main packet stream sequence information to the substream packets according to a sequence in which the substream packets are inputted; and multiplexing inputted substream packets and generating the main packet stream.
    Type: Application
    Filed: July 13, 2011
    Publication date: January 19, 2012
    Applicant: Electronics and Telecommunications Research Institute
    Inventor: Seong-Jun BAE
  • SYSTEM AND METHOD FOR PROVIDING REMOTE MAINTENANCE SERVICE FOR SYSTEMS ON A SHIP
    Publication number: 20120016535
    Abstract: Disclosed are a system and a method for providing a remote maintenance service for system on a ship. A system for providing a remote maintenance service for system on a ship according to an aspect of the present invention includes: determining a target device and contents of a service through a user interface of a web browser in response to a request for a maintenance service from a user through the user interface; providing, by a local service device, the maintenance service for the target device configuring a transmission/reception maintenance message in accordance with the contents of the service and transmitting the transmission/reception maintenance message to the local service device in the ship where the target device is installed; and receiving a performing result of the maintenance service from the local service device.
    Type: Application
    Filed: July 15, 2011
    Publication date: January 19, 2012
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Kwang Il LEE, Jun Hee PARK, Hae Sook JEON, Kyeong Deok MOON
  • Frequency selective surface structure for filtering of single frequency band
    Patent number: 8098213
    Abstract: There is provided provided a frequency selective surface (FSS) structure for filtering a single frequency band, including: a plurality of unit cells arranged at a predetermined distance, wherein each of the unit cells includes: a substrate; a circular loop formed on the substrate with a predetermined width and having at least one of meanderingly bent portions, wherein a filtering frequency band is controlled by a length of the circular loop, a width of the circular loop, a distance between the unit cells, and a thickness and dielectric constant of dielectric.
    Type: Grant
    Filed: July 6, 2007
    Date of Patent: January 17, 2012
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Dong-Ho Kim, Jae-Ick Choi, Dong-Uk Sim, Jong-Hwa Kwon, Hyung-Do Choi
  • Signal detection method and receiving apparatus in MIMO system
    Patent number: 8098777
    Abstract: The present invention relates to a signal detection method and a receiving apparatus in a multiple input multiple output (MIMO) system. More particularly, the present invention relates to a signal detection device in a MIMO system using a spatial multiplexing (SM) method. In the signal detection method, a channel is estimated and layers are rearranged according to a predetermined layer arrangement rule. QR-decomposition is performed by using a rearranged system model, all constellation points in a symbol of a layer having the lowest reliability are considered, and symbols are detected by using a sequential interference elimination method.
    Type: Grant
    Filed: October 30, 2007
    Date of Patent: January 17, 2012
    Assignees: Samsung Electronics Co., Ltd., Electronics and Telecommunications Research Institute
    Inventors: Seung-Jae Bahng, Young-Jo Bang, Youn-Ok Park
  • Sensor signal processor apparatus
    Patent number: 8098148
    Abstract: A sensor signal processor apparatus having good characteristics and providing an easy and simple interface for various sensors. The sensor signal processor apparatus includes a current source, a sensor, a ramp integrator, a comparator, and a controller. The current source generates a constant current according to a preset value, and the sensor outputs a sensor voltage using the current from the current source. The ramp integrator generates and outputs an integral voltage according to an input command, and the comparator compares the sensor voltage of the sensor with the integral voltage of the ramp integrator and outputting a result of the comparison. The controller controls the generating and outputting of the integral voltage of the ramp integrator according to the comparison result of the comparator.
    Type: Grant
    Filed: October 15, 2007
    Date of Patent: January 17, 2012
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Ji Man Park, Sung Ik Jun, Young Soo Park
  • Apparatus for building address database and method thereof
    Patent number: 8099443
    Abstract: An apparatus for building an address database and a method includes: an address reading unit for reading an address from an address image; a read result storing unit for storing the read address and an accumulated value that represents the number of reads of the read address; an effective address storing unit for storing an effective address database that includes a plurality of effective addresses that substantially exist; and an effective address extracting unit for storing the read address to the effective address unit according to whether the accumulated value of the read address loaded from the read result storing unit is more than a predetermined threshold value. According to the present invention, the address database is built by verifying the address read from address information that is written on a piece of mail, thereby improving the reliability and completeness of the address database.
    Type: Grant
    Filed: December 11, 2008
    Date of Patent: January 17, 2012
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Ho Yon Kim, Seung-Ick Jang, Jong Heung Park
  • Method and apparatus of scheduling bandwidth in cable network
    Patent number: 8098685
    Abstract: Disclosed are a method and apparatus of scheduling a bandwidth in a cable network. The method includes receiving variable information set according to a condition of a network, calculating a packet time slot value in which a delay time gain is maximized using the received variable information; setting an algorithm allocating a bandwidth between channels of the network using the packet time slot value, and operating a Cable Modem Termination System (CMTS) according to the algorithm.
    Type: Grant
    Filed: August 13, 2009
    Date of Patent: January 17, 2012
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Joon Young Jung, O Hyung Kwon, Soo In Lee
  • Stereo vision system and control method thereof
    Patent number: 8098276
    Abstract: Provided are a stereo vision system and a control method thereof. A stereo vision system includes an image information extracting unit receiving left and right images of the left and right stereo cameras to extract color information for a brightness control of the images from the received images, an image preprocessing unit performing a process for reducing noises of the left and right images using the color information and a prestored calibration parameter, a stereo matching unit performing stereo matching of the left and right images processed by the image preprocessing unit through an algorithm to obtain a depth map, and a matching result measuring unit receiving the depth map obtained by the stereo matching unit to measure a matching degree, and changing the prestored calibration parameter according to a result of the measurement.
    Type: Grant
    Filed: January 29, 2009
    Date of Patent: January 17, 2012
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Ji Ho Chang, Seung Min Choi, Jae Il Cho, Dae Hwan Hwang
  • Method for requesting resource and scheduling for uplink traffic in mobile communication and apparatus thereof
    Patent number: 8098622
    Abstract: The present invention relates to a resource allocation requesting method and a packet scheduling method for uplink packet traffic in a mobile communication system, and an apparatus of the packet scheduling method. For efficient scheduling for the uplink traffic, scheduling is performed according to characteristics of traffic between a base station and user equipment (UE). Particularly, when the traffic generates a variable size packet on a periodic basis, the traffic is classified into first traffic that generates a completely variable size packet on a periodic basis and second traffic that generates a quasi-variable size packet on a periodic basis. In addition, the UE requests resource allocation in a different form from the base station depending on the type of traffic, and the base station performs scheduling according to the resource allocation request.
    Type: Grant
    Filed: September 29, 2006
    Date of Patent: January 17, 2012
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Geon-Min Yeo, Byung-Han Ryu
  • Transmit channel in wideband high frequency wireless system using multiple transmit antenna, and method thereof
    Patent number: 8099043
    Abstract: Disclosed are a transmitting device and receiving device for selecting a transmit channel in a wideband high frequency wireless system using a plurality of transmit antennas, and a method thereof. According to the method of selecting a transmit channel, data is transmitted to the receiving device via a predetermined first antenna, and a first channel probing response message including first channel status information of the first antenna is received, in response to the transmission of the data. A channel probing request message that request channel status information of a second antenna, is transmitted to the receiving device via the second antenna, and a second channel probing response message including the second channel status information of the second antenna is received in response to the channel probing request message.
    Type: Grant
    Filed: May 12, 2009
    Date of Patent: January 17, 2012
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Seung Eun Hong, Kyeongpyo Kim, Yong Sun Kim, Woo Yong Lee
  • Method of modeling composite emotion in multidimensional vector space
    Patent number: 8099372
    Abstract: A method of modeling a composite emotion in a multidimensional vector space, is provided with creating an emotion vector space by defining dimensions of a vector space in consideration of stimuli affecting emotions, and dividing a defined multidimensional vector space into emotion regions. Further, the method of modeling a composite emotion in a multidimensional vector space includes creating a composite emotion by calculating a fuzzy partitioned matrix between a current state vector and respective representative vectors in the created emotion vector space.
    Type: Grant
    Filed: June 27, 2008
    Date of Patent: January 17, 2012
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Joung Woo Ryu, Cheonshu Park, Joo Chan Sohn, Hyun Kyu Cho, Young-Jo Cho
  • APPARATUS AND METHOD FOR TRANSMITTING AND RECEIVING MULTICAST BROADCAST SERVICE DATA
    Publication number: 20120008638
    Abstract: An MBS transmitting apparatus allocates a plurality of time intervals of an MBS transmission carrier to an MBS region and a non-MBS region and generates region allocation information of the MBS region and the non-MBS region. The MBS transmitting apparatus allocates the time intervals, allocated to the MBS region, to one or more MBS zones and generates MBS zone allocation information of the one or more MBS zones. The MBS transmitting apparatus transmits the region allocation information and the MBS zone allocation information and transmits the MBS data through the time intervals allocated to the MBS region.
    Type: Application
    Filed: July 1, 2011
    Publication date: January 12, 2012
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Eunkyung KIM, Soojung Jung, Jae Sun Cha, Sung Cheol Chang, Hyun Lee, Chul Sik Yoon
  • SENTENCE TRANSLATION APPARATUS AND METHOD
    Publication number: 20120010873
    Abstract: Disclosed herein are a sentence translation apparatus and method. The sentence translation apparatus includes a voice recognition unit, a morphemic part-of-speech tagging unit, a pause extraction unit, and a sentence separation unit. The voice recognition unit creates a sentence in a first language based on results of recognition of a voice in a first language. The morphemic part-of-speech tagging unit tags morphemic parts of speech from the sentence in the first language. The pause extraction unit extracts pause information from the voice in the first language. The sentence separation unit separates the sentence in the first language based on information about the morphemic parts of speech tagged by the morphemic part-of-speech tagging unit and the pause information extracted by the pause extraction unit.
    Type: Application
    Filed: July 5, 2011
    Publication date: January 12, 2012
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Jeong-Se Kim, Sang-Hun Kim, Seung Yun, Soo-Jong Lee, Sang-Kyu Park
  • METHOD OF TIME-EFFICIENT STEREO MATCHING
    Publication number: 20120008857
    Abstract: Unlike previous works with emphasis on hardware level optimization for the processing time reduction in stereo matching, the present invention provides a time efficient stereo matching method which is applicable at an algorithm level, which is compatible with and thus can be employed to any types of stereo matching implementation.
    Type: Application
    Filed: July 7, 2011
    Publication date: January 12, 2012
    Applicant: Electronics and Telecommunications Research Institute
    Inventor: Min-Sheo Choi
  • Apparatus and method for classifying quality-of-service of packet in portable internet system
    Patent number: 8094549
    Abstract: In a portable Internet system, packets are classified into a first packet classified as a transport connection identifier (CID) and a second packet that is not classified as a transport CID by using an established packet classification rule. An application program of the second packet is searched from a plurality of application programs by using the header information of the second packet in the portable Internet system. QoS parameter information for the searched application program is obtained from a plurality of QoS parameter informations corresponding to the plurality of application programs.
    Type: Grant
    Filed: November 21, 2006
    Date of Patent: January 10, 2012
    Assignees: Samsung Electronics Co., Ltd, Electronics and Telecommunications Research Institute, KT Corporation, SK Telecom Co., Ltd, Hanaro Telecom., Inc.
    Inventors: Hyung-Deug Bae, Nam-Hoon Park
  • Field emission back light unit, cathode structure thereof and method for fabricating the same
    Patent number: 8093795
    Abstract: Provided is a field emission device, and more particularly, a field emission back light unit which makes an interconnection connected with an external electrode simple and capable of local dimming. To this end, a cathode structure for the field emission back light unit includes a plurality of data electrodes formed on a cathode substrate and spaced apart from one another, an insulating layer formed on the data electrodes, and having exposure regions exposing the predetermined data electrodes, cathode electrodes formed on the insulating layer and electrically connected with the data electrodes through the exposure regions, and at least one field emitter formed on the cathode electrodes, wherein a cathode block is defined based on the cathode electrodes electrically isolated from one another, and brightness of each cathode block can be controlled according to current supplied through the data electrode.
    Type: Grant
    Filed: June 25, 2008
    Date of Patent: January 10, 2012
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Jin Woo Jeong, Yoon Ho Song, Dae Jun Kim