Son, Daejon
Hae-Won Son, Daejon KR
Patent application number | Description | Published |
---|---|---|
20080309578 | Antenna Using Proximity-Coupling Between Radiation Patch and Short-Ended Feed Line, Rfid Tag Employing the Same, and Antenna Impedance Matching Method Thereof - Provided is an antenna based on proximity coupling between a short-ended microstrip feed line and a radiation patch, an RFID tag including the planar antenna, and an antenna impedance matching method thereof. The antenna includes a radiation patch configured to determine a resonant frequency of the antenna; a ground plate disposed in parallel to the radiation patch; and a feeding part disposed between the radiation patch and the ground plate and configured to provide radio frequency signals to a device connected to the antenna. The feeding part includes a feed line that is formed in a resonance length direction of the radiation patch and proximity-coupled with the radiation patch and one end of the feed line is shorted. The antenna freely controls the resistance and reactance of the antenna impedance independently and efficiently matched to a device connected to the antenna which has a predetermined impedance in wide bands. | 12-18-2008 |
Ho-Kyung Son, Daejon KR
Patent application number | Description | Published |
---|---|---|
20090102730 | APPARATUS AND METHOD FOR PREDICTING WAVE PROPAGATION CHARACTERISTIC OF MULTIPLE ANTENNA SYSTEM - There is an apparatus for predicting wave propagation characteristic of a multiple antenna system, including: a transmission position calculator for calculating transmission positions of multiple transmitting antennas; a wave propagation path searcher for searching for a wave propagation path for each of a plurality of image antennas generated for each of said multiple transmitting antennas; a reflection electric field calculator for calculating a partial reflection electric field on the searched propagation path; and a received power calculator for calculating a received power based on the calculated partial reflection electric field. | 04-23-2009 |
Ji-Yeon Son, Daejon KR
Patent application number | Description | Published |
---|---|---|
20090079703 | DEVICE AND SYSTEM FOR PROVIDING USER WITH SENSATION EFFECT ON TOUCH SCREEN - Provided is a device and system for providing a user with a sensation effect on touch screen. The device includes a sensation effect creating unit for creating sensation effect based on motion information of the input device; a communication unit for communicating with the display device; a control unit for creating sensation effect through the sensation effect creating unit when the motion information of the input device and sensation effect data according to an input mode are transmitted from the display device through the communication unit. | 03-26-2009 |
20090236153 | ELECTRONIC SENSORY PEN AND METHOD FOR INPUTTING/OUTPUTTING SENSORY INFORMATION USING THE SAME - Provided are an electronic pen for inputting/outputting sensory information and a method for recognizing taste information and transforming the taste information into smell information using the same. The electronic pen includes: a sensory information input unit for receiving sensory information of the object; a signal processing unit for processing and storing sensory information transmitted from the sensory information input unit; a sensory information reproducing unit for outputting the sensory information; and a wireless communication unit for transmitting the sensory information. | 09-24-2009 |
20090292469 | PORTABLE APPARATUS FOR STORING TASTE AND ODOR - Provided is a portable apparatus for recognizing and storing taste/odor, and a method thereof. The apparatus, includes: a sensor for recognizing taste/odor information by using at least one sensor and modulating the taste/odor information into an electrical signal; a control unit for transforming the recognized taste/odor information into a standardized format to record the taste/odor information in a storage; a storage for storing the standardized taste/odor information by control of the control unit; an input/output interface for transmitting the stored taste/odor information to outside; and a power source for supplying power to each constituent element. | 11-26-2009 |
20130271433 | ELECTRONIC SENSORY PEN AND METHOD FOR INPUTTING/OUTPUTTING SENSORY INFORMATION USING THE SAME - Provided are an electronic pen for inputting/outputting sensory information and a method for recognizing taste information and transforming the taste information into smell information using the same. The electronic pen includes: a sensory information input unit for receiving sensory information of the object; a signal processing unit for processing and storing sensory information transmitted from the sensory information input unit; a sensory information reproducing unit for outputting the sensory information; and a wireless communication unit for transmitting the sensory information. | 10-17-2013 |
Jung-Bo Son, Daejon KR
Patent application number | Description | Published |
---|---|---|
20090154579 | QR DECOMPOSITION APPARATUS AND METHOD FOR MIMO SYSTEM - Provided is a QR decomposition apparatus and method that can reduce the number of computers by sharing hardware in an MIMO system employing OFDM technology to simplify a structure of hardware. The QR decomposition apparatus includes a norm multiplier for calculating a norm; a Q column multiplier for calculating a column value of a unitary Q matrix to thereby produce a Q matrix vector; a first storage for storing the Q matrix vector calculated in the Q column multiplier; an R row multiplier for calculating a value of an upper triangular R matrix by multiplying the Q matrix vector by a reception signal vector; and a Q update multiplier for receiving the reception signal vector and an output of the R row multiplier, calculating an Q update value through an accumulation operation, and providing the Q update value to the Q column multiplier to calculate a next Q matrix vector. | 06-18-2009 |
20090154608 | RECEIVING APPARATUS AND METHOD FOR MIMO SYSTEM - Provided are a receiving apparatus for a multiple input multiple output (MIMO) system and a method thereof. The receiving apparatus includes a QR decomposing unit for calculating a single (Q) matrix vector and an upper triangle (R) matrix vector for a receiving signal vector; a first symbol estimation unit for estimating predetermined symbols using the calculated Q matrix vector and R matrix vector; a log likelihood ratio (LLR) calculating unit for calculating log likelihood ratios of unit bits for the estimated symbols; an interference removing unit for receiving a decoded signal that is decided using the calculated log likelihood ratios and removing interference from the receiving signal vector; and a second symbol estimation unit for linearly estimating remaining symbols for the interference removed signal. | 06-18-2009 |
20090158113 | APPARATUS AND METHOD FOR ENCODING LDPC CODE USING MESSAGE PASSING ALGORITHM - Provided is an apparatus and method for encoding a Low Density Parity Check (LDPC) code using a message passing algorithm. The apparatus, includes: a parity calculating unit for operating a check node value on an input bit and a predetermined parity bit according to the message passing algorithm and calculating a parity bit; a parity correcting unit for correcting the calculated parity bit according to a parity check result of the calculated parity bit; and an output transform unit for combining the input bit and the corrected parity bit. | 06-18-2009 |
Myung-Hee Son, Daejon KR
Patent application number | Description | Published |
---|---|---|
20080301307 | Rfid Tag for Ip Address-Based Rfid Service and Rfid Service Method Using the Same - Provided are a RFID tag and a method for providing a RFID service using the same. The RFID tag includes: a code type data denoting a code type of the RFID tag; and a content server IP address code denoting an IP address of a content server that provides content related to an item with the RFID tag attached. | 12-04-2008 |
Se Ik Son, Daejon KR
Patent application number | Description | Published |
---|---|---|
20120063559 | CLAMPING JIG AND SYSTEM FOR MEASURING SPACER GRIDS FOR NUCLEAR FUEL ASSEMBLY - In a clamping jig and system for inspecting spacer grids for a nuclear fuel assembly, the jig firmly and precisely clamps a variety of grids on a measurement stage moving at high speed so that, among constituent parts of the nuclear fuel assembly, the spacer grids can be inspected using a non-contact measurer. The clamping jig includes a frame having a plurality of holding recesses into which the corresponding spacer grids are inserted, supporting means mounted in each holding recess of the frame to allow each spacer grid to be adjusted from below so it can be maintained in a horizontal state, clamping means installed around each holding recess to clamp two adjacent sides of each spacer grid to a corner of the respective holding recess, and resilient means installed on the sides opposite the clamping means and resiliently supporting the other two sides of each spacer grid. | 03-15-2012 |
Yong-Ki Son, Daejon KR
Patent application number | Description | Published |
---|---|---|
20100066664 | WRIST-WORN INPUT APPARATUS AND METHOD - Provided are a wrist-worn input apparatus and method. The apparatus and method can segment meaningful hand gestures using a vibration sound generated by a finger tapping and can issue commands corresponding to the recognized hand gestures, enabling the user to easily input commands to electronic devices. | 03-18-2010 |