Patents Assigned to Electronics and Telecommunications
  • Apparatus and method for managing P2P traffic
    Patent number: 8146133
    Abstract: The invention relates to a P2P traffic management apparatus and method. A P2P flow agent monitors an executed application program to extract a P2P application program, adds application identifiers to packets generated by the application program according to a set policy, and transmits the packets. In this case, a P2P security gateway monitors the inflowing packets from the P2P flow agent to extract packets having the application identifiers, uses the extracted application identifiers to inquire and acquire a related policy, and controls the packets according to the acquired policy.
    Type: Grant
    Filed: July 9, 2008
    Date of Patent: March 27, 2012
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Yong-Hyuk Moon, Jaehoon Nah, Jaeho Yoo, Jongsoo Jang, Hyeokchan Kwon, Sunkee Koh, Jabeom Gu
  • Resistive material for bolometer, bolometer for infrared detector using the material, and method of manufacturing the bolometer
    Patent number: 8143579
    Abstract: A resistive material for a bolometer, a bolometer for an infrared detector using the material, and a method of manufacturing the bolometer are provided. In the resistive material, at least one element selected from the group consisting of nitrogen (N), oxygen (O) and germanium (Ge) is included in antimony (Sb). The resistive material has superior properties such as high temperature coefficient of resistance (TCR), low resistivity, a low noise constant, and is easily formed in a thin film structure by sputtering typically used in a complementary metal-oxide semiconductor (CMOS) process, so that it can be used as a resistor for the bolometer for an uncooled infrared detector, and thus provide the infrared detector with superior temperature precision.
    Type: Grant
    Filed: August 19, 2010
    Date of Patent: March 27, 2012
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Woo Seok Yang, Sang Hoon Cheon, Seong Mok Cho, Ho Jun Ryu, Chang Auck Choi
  • METHOD AND APPARATUS FOR DYNAMICALLY RECONFIGURING ROBOT COMPONENTS
    Publication number: 20120072020
    Abstract: An apparatus for reconfiguring robot components in an environment that includes a robot terminal apparatus, including a plurality of internal components, and external components, interacting with the internal components, includes a situation monitoring unit for checking whether there has been a change in a situation of the robot terminal apparatus. Further, the apparatus includes a component availability analysis unit for determining at least one available component that belongs to the internal components or the external components; and a component search unit for searching for at least one component based on results of the determination of the component availability analysis unit.
    Type: Application
    Filed: September 19, 2011
    Publication date: March 22, 2012
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Seung-Woog JUNG, Myung Eun KIM, Young-Jo CHO, Sung Hoon KIM
  • OPERATING METHOD FOR A WPAN DEVICE
    Publication number: 20120069869
    Abstract: A method of operating a device capable of periodically hopping a predetermined interval using a channel hopping sequence in order to improve low radio frequency (RF) reliability caused by single frequency based channel access.
    Type: Application
    Filed: May 7, 2010
    Publication date: March 22, 2012
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Wun-Cheol Jeong, Chang-Sub Shin, Anseok Lee, Seong-Soon Joo, Jong Suk Chae
  • RATE MATCHING APPARATUS AND RATE MATCHING METHOD THEREOF
    Publication number: 20120069915
    Abstract: Provided is a rate matching apparatus. The rate matching apparatus includes interleavers, dummy bit removers, a bit collector, a memory and a selector. The interleavers interleave code blocks, respectively. The dummy bit removers remove dummy bits of the interleaved code blocks, respectively. The bit collector collects code blocks with the dummy bits removed by bit units, and divides a collected data bit stream into systematic data and parity data. The memory stores the systematic data and the parity data in parallel. The selector outputs in parallel a plurality of data bits which are selected from the systematic data and parity data of the memory.
    Type: Application
    Filed: February 3, 2011
    Publication date: March 22, 2012
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Dae Soon CHO, EunTae KIM, Hee Sang CHUNG, JungSook BAE, Daeho KIM
  • APPARATUS AND METHOD FOR DETECTING EXAMINATION TISSUE USING ULTRASOUND SIGNAL
    Publication number: 20120071756
    Abstract: An apparatus for detecting an examination tissue using an ultrasound signal is disclosed. The apparatus includes a scanning unit to generate an image related to an object, using the ultrasound signal, a sampling unit to convert a resolution of the generated image, and a controlling unit to retrieve an n-number of figure lines from the resolution-converted image and thereby determine whether each of the retrieved figures line is an examination tissue, wherein n is a natural number.
    Type: Application
    Filed: April 13, 2011
    Publication date: March 22, 2012
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Dong Hoon YU, Soo Yeul LEE, Jeong Won LEE, Seung Hwan KIM
  • STREAMING SERVER AND MOBILE TERMINAL FOR REDUCING CHANNEL-CHANGING DELAY, AND A METHOD THEREFOR
    Publication number: 20120072955
    Abstract: Provided is a method and apparatus for reducing zapping delay, which may transmit base layer data for each burst in a time-slicing scheme, and output the base layer data of a channel to be changed at the time of changing the channel, thereby reducing the zapping delay.
    Type: Application
    Filed: June 4, 2010
    Publication date: March 22, 2012
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Jai Hyung Cho, Sang Ho Lee, Yeong Jin Kim, Jee Hyeon Na, Jung Mo Moon, Dae Ik Kim, Jae Ho Kim, Eun Hee Hyun, Hyun Suk Roh, Chul Park, Sun Hwa Lim, Mi Young Yun, Ho Choong Cho, Doug Young Suh, Chul Keun Kim, Eun Ju Park
  • MICROANALYSIS METHODS AND SYSTEMS USING FIELD EFFECT TRANSISTOR
    Publication number: 20120070910
    Abstract: Provided is a microanalysis method and system using a Field Effect Transistor (FET). The microanalysis method includes a channel region having a receptor molecule fixed; forming a nano-particle conjugate in the channel region by supplying a sample for test and the nano-particle conjugate to the FET; growing a probe material on the channel region; and measuring a current flowing through the channel region, wherein the receptor molecule is a material that is selectively bonded to a target molecule in the sample for test.
    Type: Application
    Filed: September 15, 2011
    Publication date: March 22, 2012
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Chil Seong Ah, Jong-Heon Yang, Chan Woo Park, Chang-Geun Ahn, Gun Yong Sung
  • APPARATUS FOR REPRODUCTING WAVE FIELD USING LOUDSPEAKER ARRAY AND THE METHOD THEREOF
    Publication number: 20120070021
    Abstract: Provided is an apparatus and method for reproducing a wave field using a loudspeaker array. A loudspeaker array may be configured in front of and behind a listener, and a wave field synthesis rendering and a three-dimensional sound image localization rendering may be performed based on a position of a sound source.
    Type: Application
    Filed: September 16, 2010
    Publication date: March 22, 2012
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Jae-Hyoun YOO, Hwan SHIM, Hyunjoo CHUNG, Jeongil SEO, Kyeongok KANG, Jin-Woo HONG
  • OPTICAL TRANSMISSION APPARATUS HAVING TEMPERATURE CONTROL FUNCTION
    Publication number: 20120069574
    Abstract: An optical transmission apparatus having a temperature control function includes: a package having a cavity; a cooler mounted in the cavity and controlling temperature; and a substrate mounted on the cooler and including a light source mounted thereon to generate light. In spite of the presence of the cooler, the apparatus can be implemented to be compact and have a simple structure.
    Type: Application
    Filed: August 17, 2011
    Publication date: March 22, 2012
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Jong Jin LEE, Kwon Seob Lim
  • Motion estimation apparatus and method for moving picture coding
    Patent number: 8139643
    Abstract: Provided is a motion estimation apparatus for moving picture coding.
    Type: Grant
    Filed: August 14, 2008
    Date of Patent: March 20, 2012
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Jin Ho Han, Suk Ho Lee, Seong Mo Park, Nak Woong Eum
  • Radio frequency calibration apparatus and method for multi-antenna mobile communication system
    Patent number: 8140020
    Abstract: There is provided to an RF calibration apparatus and method for a multi-antenna mobile communication system, which calibrates a phase error and gain error of an RF path by calculating the minimum value of a sum of an initialized reference signal and a comparison signal by a simple operation and controlling the phase value of a phase converter and the gain of a variable amplifier on the RF path, in calibrating the RF path of a multi-antenna mobile communication system of a TDD (Time Division Duplexing) type or FDD (Frequency Division Duplexing) type.
    Type: Grant
    Filed: September 21, 2007
    Date of Patent: March 20, 2012
    Assignees: Electronics and Telecommunications Research Institute, Samsung Electronics Co., Ltd.
    Inventors: Joon-Hyung Kim, Jae-Ho Jung, Heon-Kook Kwon, Kwang-Chun Lee
  • Apparatus and method for sampling security events based on contents of the security events
    Patent number: 8140671
    Abstract: There are provided an apparatus and method for sampling a security event based on contents of the security event, the apparatus including: a security event accumulation module collecting security events occurring in a network system and storing the security events for each type according to contents of the security event; a security event analysis module calculating distribution of the security events for each type by analyzing the stored security events; and a security event extraction module sampling the stored security events according to the calculated distribution of the security events for each type. The apparatus and method may improve speed of visualization of a security event and a security event analysis apparatus and may increase accuracy thereof.
    Type: Grant
    Filed: November 19, 2007
    Date of Patent: March 20, 2012
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Chi Yoon Jeong, Beom Hwan Chang, Seon Gyoung Sohn, Geon Lyang Kim, Jong Hyun Kim, Jong Ho Ryu, Jung Chan Na, Jong Soo Jang, Sung Won Sohn
  • Gateway apparatus for providing multi-channel functionality in sensor network, and method and apparatus for interfacing using serial peripheral interface in the gateway apparatus
    Patent number: 8139589
    Abstract: Provided are a gateway apparatus for providing multi-channel functionality in a sensor network, and a method and an apparatus for interfacing using serial peripheral interface (SPI) in the gateway apparatus. The SPI interfacing apparatus is connected to a plurality of wireless transmit/receive units, and receives a data frame via an SPI to output the data frame to a wireless transmit/receive unit, based on information regarding selection of the wireless transmit/receive unit, wherein the information is contained in the data frame. Then, the SPI interfacing unit receives data frames from the wireless transmit/receive units to output the data frames in a predetermined order via an SPI. Thus, the wireless transmit/receive units for providing multi-channel functionality can interface a signal processing unit by using an SPI method.
    Type: Grant
    Filed: May 29, 2008
    Date of Patent: March 20, 2012
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Byeong Cheol Choi, Bong Wan Kim, Bong Soo Kim
  • Space domain filter detecting method in a multi-antenna wireless communication system
    Patent number: 8139669
    Abstract: A space domain filter detecting method in a multi-antennas wireless communication system, which processes time and space domain interference differently. The space domain filter detecting method comprises the following steps: firstly, the received signals are matched-combined in time domain and space domain; secondly, using the combined signals as an observation value, the space domain filtering is performed; thirdly, an estimated value is subtracted from the filtered signals, and the result is taken as a detection output, which is sent to a determiner in a non-error control coding system to get a hard determination output or is sent to a determiner in an error control coding system to get a soft determination output that is finally sent to a coder. The method promotes the transmission rate and the anti-interference ability and advances the spectrum efficiency.
    Type: Grant
    Filed: January 24, 2007
    Date of Patent: March 20, 2012
    Assignees: Southeast University, Electronics and Telecommunications Research Institute
    Inventors: Xiqi Gao, Xiaohu You, Wenjin Wang, Dong-Seung Kwon, Seung-Jun Lee
  • Signal transmitting and receiving apparatuses
    Patent number: 8139661
    Abstract: The present invention relates to signal transmitting/receiving apparatuses. The signal transmitting apparatus includes an inverse discrete Fourier transform module, a cyclic prefix adding module, a preamble adding module, and a digital-analog converting module. The inverse discrete Fourier transform module receives modulated data, performs inverse discrete Fourier transform, and generates a first symbol. The cyclic prefix adding module adds a predetermined cyclic prefix to the first symbol, and generates a second symbol. The preamble adding module adds a predetermined preamble to the second symbol, and generates a third symbol. The digital-analog converting module converts the third symbol including the cyclic prefix and the preamble into an analog symbol.
    Type: Grant
    Filed: December 8, 2006
    Date of Patent: March 20, 2012
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Sun-Sim Chun, Hyeong-Jun Park, Ok-Sun Park
  • Error control method, medium access control (MAC) frame designing method, and terminal registration method in wireless communication system, and recording medium
    Patent number: 8139532
    Abstract: The MAC frame in a wireless communication system includes a terminal ID allocated to each of multiple terminals. At least one connection ID is allocated to each terminal having the terminal ID, and sub-carrier allocation information is allocated to each connection having the connection ID. The sub-carrier allocation information includes a sub-carrier allocation status for each sub-carrier, and the number of allocated information bits for each sub-carrier. The sub-carrier allocation status and the number of allocated information bits for each sub-carrier can be allocated, by sub-carriers, to the sub-carrier allocation information using a same number of bits; or the information on the sub-carrier allocation status is first allocated to the sub-carrier allocation information and the number of allocated information bits for each sub-carrier is allocated.
    Type: Grant
    Filed: June 16, 2008
    Date of Patent: March 20, 2012
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Hyoung-Soo Lim, Woo-Yong Choi, Yong-Sun Kim, Jae-Young Ahn
  • Method and apparatus for determining reporting period of channel quality information in multi-carrier wireless system
    Patent number: 8139498
    Abstract: Provided are a method and an apparatus for determining a reporting period of channel quality indicator. The method includes the steps of: a) estimating a channel gain through a channel received from a base station; b) calculating a weight by using a variable for determining a fairness value and the estimated channel gain, and estimating weight channel quality to the estimated channel gain by using the calculated weight; c) comparing the estimated weight channel quality and a threshold value; and d) feeding back estimated channel quality indicator by using wireless resources assigned for the channel quality indicator feedback only in case that the weight channel quality is higher than the threshold value.
    Type: Grant
    Filed: October 31, 2007
    Date of Patent: March 20, 2012
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Bangwon Seo, Heesoo Lee, Hyun-Kyu Chung, Dongwoo Kim, In-Ho Lee
  • Optical wiring module
    Patent number: 8139906
    Abstract: Provided is an optical wiring module. The optical wiring module includes a light source mounted on a surface of a substrate, a metal optical waveguide coupled to a transverse magnetic mode of light emitted from the light source and using a long-range surface palsmon polariton, and a photodetector. The optical wiring module has a simple structure enabling it to be further miniaturized and its yield to be increased.
    Type: Grant
    Filed: September 17, 2007
    Date of Patent: March 20, 2012
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Myung Hyun Lee, Jung Jin Ju, Sun Tak Park, Jin Tae Kim, Min Su Kim, Seung Koo Park
  • Apparatus and method for selecting correlation scheme based on carrier frequency error
    Patent number: 8139691
    Abstract: Provided is a correlation scheme selecting apparatus and method that can acquire initial synchronization efficiently by calculating frequency error criterion threshold between correlation schemes and selecting a correlation scheme for each region when a correlation value is calculated for initial sync in a communication system with carrier frequency errors. The method for selecting a correlation scheme based on a carrier frequency error includes: calculating mis-detection probability values based on a normalized frequency offset for each correlation scheme; determining as a frequency-error criterion threshold a crossing point of graphs of the calculated mis-detection probability values for each correlation scheme; and selecting a correlation scheme based on the determined frequency-error criterion threshold.
    Type: Grant
    Filed: July 30, 2008
    Date of Patent: March 20, 2012
    Assignees: Electronics and Telecommunications Research Institute, Industry-University Cooperation Foundation Sogang University
    Inventors: Pansoo Kim, Dae-Ig Chang, In-Ki Lee, Sangtae Kim, Wonjin Sung