Seoul Semiconductor Co., Ltd.

Hyundai Motor Company

Kia Corporation

Korea Institute of Science and Technology

Samsung Electronics Co., Ltd.

Korea Advanced Institute of Science and Technology

Soongsil University

Chung Ang University Industry Academic Cooperation

Nhn Business Platform Corporation

Telefonaktiebolaget Lm Ericsson (Publ)

Sang Wook Han

Sung Ho Jin

Hyung Jin Lee

Sung Wook Moon

Hye Man Jung

Hyun Gu Kang

Yong Su Kim

Han Seon Ga

Young Hun Sung

Young Do Jong

Young Do Jung

Kwang Bea Lim

Seong Jin Kim

Jae Won Jung

Yong-Su Kim

Dong Goo Kang

Young Wook Cho

Sung Hoon Kang

Nam Han Kim

Jae Hun Kim

Jung Woo Kim

Dae Jong Kim

Jong Ha Lee

Chulki Kim

Jin Cheol Shin

Hyun Hwa Oh

Taikjin Lee

Young Tae Byun

Jae Min Kim

Ki Soo Park

Ji Woong Choi

Albert Theuwissen

Sang Yun Lee

Ho Wook Lee

Jae Won Jang

Keith Hopwood

Jin Seok Song

Ho Joong Jung

Kweon Soo Jeon

Han Nah Song

Yu Kyeong Kim

Joon Sang Jo

Min Sung Kang

Kyeong Wi Park

Joon Hee Lee

Kang Ho Lee

Ho Rang Jang

Woo Pyeong Seo

Hansuek Lee

Hyung Gi Kim

Yong Hwa Lee

Il Young Kim

Kayoung Kim

Byungkwon Park

So Ra Jang

Min Seob Lee

Shin Woong Kim

Ji Hyeon Kang

In Ho Nam

Hyeon Hwang

Min Kyo Seo

Seungwoo Jeon

Ho Jong Eom

Hyung Jun Heo

Kyo Shik Park

Byung Jick Kim

Seung Woo Jeon

Min Ki Woo

In Seok Baek

Hyang Tag Lim

Byung Kwon Park

Hyungseok Lee

Yujun Choi

Young Woong Lim

Ji Hong Park

A gas leak detecting method includes a test article preparation operation of preparing a test article that includes a first coupling region, in which a second component is coupled to one side of a first component, and a second coupling region, in which a third component is coupled to one side of the second component, a test article arrangement operation of arranging the test article in an inner space of a body unit, and a sealing inspection operation of examining a gas discharged from the inner space and inspecting whether or not the first coupling region or the second coupling region is sealed. In the test article arrangement operation, each of the first coupling region and the second coupling region is located inside the inner space.

Gas leak detecting device and gas leak detecting method

A vehicle speed estimating apparatus includes a vehicle information receiver configured to receive travel information of a vehicle including a wheel speed, a motor torque, and a longitudinal acceleration of the vehicle, a wheel slip determiner configured to determine whether wheel slip occurs, a longitudinal acceleration calibrator configured to calibrate the longitudinal acceleration received from the vehicle information receiver, and a vehicle speed estimator configured for estimating, depending on a determination result of the wheel slip determiner, a vehicle speed using the wheel speed or the calibrated longitudinal acceleration.

Vehicle speed estimating apparatus

A driving force adjusting device includes an input unit configured for receiving an input of a selection distribution ratio, which is a ratio of driving force generation of front wheels and rear wheels selected by a user, a receiving unit configured for receiving driving information of a vehicle, a driving force determination unit configured for determining a driving force distribution ratio, which is a driving force generation ratio of the front wheels and the rear wheels, and determining driving force of the front wheels and the rear wheels using the driving force distribution ratio, and a driving control unit configured for controlling a driving unit generating driving force of the vehicle based on the driving force determined by the driving force determination unit.

Driving force adjusting device and adjusting method

The present invention relates to a method for etching lithium niobate, the method including a process of etching lithium niobate using a mask pattern as a physical dry etching method using Ar plasma produced in a chamber through Ar gas, wherein in the process of etching lithium niobate, a process pressure of the chamber is maintained at 1 mTorr to 20 mTorr, and a method for forming a lithium niobate pattern using the same.

Method for etching lithium niobate and method for forming lithium niobate pattern using the same

A device for controlling compensation for an air flow rate upon discharge of hydrogen off-gas and a method for controlling compensation for an air flow rate using the same is an air flow rate control device configured to control a flow rate of air supplied to a fuel cell cathode through an air supply unit of a fuel cell system, wherein the air flow rate control device is configured to determine whether a fuel discharge valve of the fuel cell system is opened and determine a fuel diffusion amount per unit time, wherein the fuel diffusion amount corresponds to an amount of the hydrogen off-gas discharged through the fuel discharge valve and diffused into an air supply unit through a humidifier, and compensate a target air flow rate depending on an oxygen concentration reduction proportion, determined according to the determined fuel diffusion amount per unit time and flow rate information of the air supply unit.

Method for controlling compensation for air flow rate during discharge of hydrogen off-gas in fuel cell system and apparatus using the same

Provided is radio frequency integrated circuit (RFIC). The radio frequency integrated circuit (RFIC) comprises a plurality of transceiver IPs (intellectual property), wherein each transceiver IP includes an analog mixer configured to perform frequency adjustment on a signal input thereto, and a filter configured to perform filtering on the signal having the adjusted frequency based on a predetermined (or alternatively desired) band, a plurality of registers corresponding to the plurality of transceiver IPs, respectively; wherein the plurality of registers are configured to generate a plurality of control signals for controlling the plurality of transceiver IPs, respectively, a memory configured to store therein a plurality of register addresses and a plurality of register data on the plurality of registers, respectively in a form of a lookup table and a processor configured to receive a command related to the lookup table from an external component, and to control the plurality of registers based on the lookup table.

Radio frequency integrated circuit and communication device including the integrated circuit

Disclosed herein are a method of manufacturing dry binders for electrodes usable in a dry electrode method by using a mixture of polymer powder containing a hydroxyl group (—OH) and polytetrafluoroethylene, and a method of manufacturing dry electrodes including dry binders.

Method of manufacturing dry binders for electrodes and method of manufacturing dry electrodes including dry binders

An apparatus for calculating torque of a vehicle for exiting drift driving may include a processor and a non-transitory computer-readable storage medium storing a program which, when executed by the processor, causes: determining a driver's intention to exit drift driving based on an opening degree of an accelerator pedal and a steering angle; and calculating target torque of a front wheel motor based on the opening degree of the accelerator pedal when the driver's intention to exit drift driving is determined.

Apparatus, method and computer readable storage medium for computing torque of electric vehicle for exiting drift driving

One aspect of the present disclosure is a method for selective surface functionalization using a single-photon source. The method for selective functionalization using a single-photon source includes: (a) adding a single-photon source to a solution containing a photosensitizer and a monomer; and (b) emitting a single photon from the single-photon source. One aspect of the present disclosure is a selectively functionalized single-photon source prepared by the method.

Method for surface functionalization using single photon source

Provided is a time-to-digital converter, comprising a phase frequency detector configured to receive a phase-locked loop input clock and a feedback clock, a ring oscillator configured to perform oscillation with multi-phase clocks of a first period, a counter array configured to count the number of oscillations in which the ring oscillator oscillates in a first period by the number of positive integers during the first pulse width, a multiplexer configured to divide the first period into a plurality of zones using edge information of the multi-phase clocks of the ring oscillator, and selects and outputs voltage information of a plurality of neighboring phase clocks included in a first zone from the plurality of zones, an analog-to-digital converter, a calibrator, and a first adder, wherein the calibrator comprises, an offset lookup table generation circuit, a gain-corrected analog-to-digital conversion output generator, and a second adder.

Time-to-digital converter and digital phase-locked loop circuit comprising the same

Disclosed are a system and a method for fuel supply control for a fuel cell. The system includes a fuel supply line, a fuel supply valve, a base duty calculator configured to estimate a required supply amount of a fuel gas required for the fuel supply line on the basis of a power generation state of the fuel cell and to calculate a base duty instruction to open the fuel supply valve on the basis of the estimated required supply amount, and a valve controller.

System and method for controlling fuel supply for fuel cell

A tire pressure monitoring device of an electric vehicle includes a wheel speed sensor sensing a speed of each wheel of the electric vehicle, and a controller selectively calculating an intercept value of &#x394;FR and a cumulative average value of the &#x394;FR based on a difference between a torque of a front wheel motor and a torque of a rear wheel motor, calculating an intercept value of &#x394;LR and an intercept value of &#x394;Diag based on the speed of each wheel, and monitoring a tire pressure of each wheel based on the calculated intercept value of the &#x394;FR or the cumulative average value of the &#x394;FR, the calculated intercept value of the &#x394;LR, and the calculated intercept value of the &#x394;Diag.

Device and method for monitoring tire pressure of electric vehicle

An inverted nanocone structure of the present disclosure includes a first surface, a second surface spaced apart from the first surface by a predetermined distance and having a greater area than the first surface, and a body having an inverted cone shape between the first surface and the second surface, wherein at least one activated point defect center is provided in the body.

Inverted nanocone structure for optical device and method of producing the same

This specification discloses a quantum public-key cryptosystem. The quantum public-key cryptosystem may use two rotation operators R(&#x3b8;) and R(&#x3c6;) satisfying a cyclic evolution. The two rotation operators R(&#x3b8;) and R(&#x3c6;) do not have a commutation relation or an anti-commutation relation with each other. The commutation relation or the anti-commutation relation is established when either of the following conditions is satisfied: &#x3b8;=2i&#x3c0;, &#x3c6;=2j&#x3c0;, or {circumflex over (n)}&#xb7;{circumflex over (m)}=1 (i, j=integer), and &#x3b8;=(2k+1)&#x3c0;, &#x3c6;=(2l+1)&#x3c0;, or {circumflex over (n)}&#xb7;{circumflex over (m)}=0 (k, l=integer).

Quantum signature method and quantum secret sharing method using quantum trapdoor one-way function

An LED lighting apparatus capable of color temperature control includes a color temperature controller to receive a color temperature selection signal and output first and second control signals; a LED driver connected a plurality of LED groups; and a LED selection circuit including a first switch connected to a first node to which a rectified voltage is applied and receiving the first control signal, a first LED group selectively connected to the first node by the first switch, a second LED group connected in scales with the first LED group, a third LED group selectively connected to the first node by the first switch, a fourth LED group connected in series with the third LED group, and a second switch for selectively connecting the output terminal of the second LED group or the fourth LED group to the LED driver by receiving the second control signal.

LED lighting apparatus capable of color temperature control

Growing community of inventors

Seoul, South Korea

Sang Wook Han