Samsung Electro-mechanics Co., Ltd.

Lg Innotek Co., Ltd.

Samsung Electronics Co., Ltd.

Snur & Db Foundation

Ace Medical Co., Ltd.

University of Seoul Industry Cooperation Foundation

Suprema Inc.

Hewlett-packard Development Company, L.p.

Sabic Global Technolgoies B.v.

Shpp Global Technologies B.v.

Global Frontier Center for Multiscale Energy Systems

Lg Innotex Co., Ltd.

Hp Printing Korea Co., Ltd.

Jong Woo Lee

Joo Yul Ko

Je Hyuk Ryu

Byung Joo Hong

Yong Woon Ji

Yun Min Cho

Woo Young Choi

Soo Woong Lee

Gun Kyo Lee

Joo Hyoung Lee

Ho Kwon Yoon

Nam Seok Oh

Ju Young Lee

Seong Keun Kim

In Yong Park

Jae Won Lee

Youngmin Kim

Kang Yoon Lee

Bong Seop Song

Young Jun Park

Hong Jin Kim

Joong Ho Choi

Hyung Gu Park

Sung Jin Kim

Jae Hoon Lee

Sung Min Park

Jong-Min Choi

Mi Young Kim

Yong Hoon Lee

Seung Hyun Oh

Hao Zhou

Dong Min Kim

Jun Hyung Kim

Woo Jin Jang

Hee Dong Kim

Jun Hee Kang

Eun Hak Lim

Jung Eun Lee

Seon Jin Hwang

Daejin Kwon

Sang Jin Park

Dong Hun Han

Pieter Jan Antoon Janssen

Hyo Joong Kim

Young Tae Cho

Jeong Gil Kim

Seong Jin Oh

Dong Hyeon Seo

Dong Yun Hwang

Jung Yeon Kim

Il Seung Yang

Eui Sun Choi

Il Seung Yang, Ii

Jong Mi Lee

Eun Soo Hwang

Yong Suk Oh

Seung Yang, Ii

Kyung O Kim

Young Wok Seo

Eun Ah Park

Seongnam Lee

Duygu Deniz Gunbas

Seong Hoon Jang

Nadia Grossiord

Thomas Byung Hak Cho

Joo Young Lee

Duygu Deniz Günbas

Soonyoung Hyun

Kyoung Han Park

Soon Hyung Gwon

A touch input sensing device configured to be added to an electronic device, the electronic device including a touch input unit, the touch input unit including a first touch member integrated with a housing. The touch input sensing device includes a resonant circuit configured to generate a resonance signal having a resonant frequency that varies based on a touch of the touch input unit, a digital frequency counter configured to count a reference frequency signal based on the resonance signal, or count the resonance signal based on the reference frequency signal, to generate a count value, and a touch detector configured to detect whether the touch of the touch input unit has occurred based on the count value generated by the digital frequency counter, and output a touch detection signal indicating whether the touch has occurred.

Touch input sensing apparatus for housing of electric device

A rotation sensing apparatus includes a detected part, a sensor unit, and a rotation information calculation circuit. The sensor unit includes a first sensor disposed opposite to a first pattern portion, a second sensor disposed opposite to a second pattern portion, a third sensor disposed to be spaced apart from the first sensor in the rotation direction and opposite to the first pattern portion, and a fourth sensor disposed to be spaced apart from the second sensor in the rotation direction and opposite to the second pattern portion. The rotation information calculation circuit is configured to sense the rotation direction, in response to a differential signal, generated based on the first oscillation signal and the second oscillation signal, and an oscillation signal corresponding to maximum and minimum frequencies, from among the first oscillation signal, the second oscillation signal, the third oscillation signal, and the fourth oscillation signal.

Rotation sensing apparatus

The present invention provides a water-soluble fluorescent compound of resveratrone 6-O-&#x3b2;-glucoside [(E)-4-(8-hydroxy-6-(((2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-2-yl)oxy)naphthalen-2-yl)but-3-en-2-one] and its derivatives of Formula I which have at least one water-soluble substituent, and a method for preparing the same by a photochemical reaction of resveratrol 3-O-&#x3b2;-glucoside and its derivatives of having Formula 3 which are not fluorescent. Said new water-soluble fluorescent compounds has single-photon absorptive characteristics and/or two-photon absorptive characteristics as well as no or little toxicity, and can be usefully utilized in fields that requires water-soluble fluorescent characteristics (diagnosis, fluorescent probe, in vivo imaging, display, etc.).

Water-soluble fluorescence compound and method for preparing the same

A sensing circuit in a device having a moving body in which a unit to be detected including first and second pattern units spaced apart from each other is formed includes an oscillation circuit unit including first and second oscillation circuits fixedly mounted on a substrate spaced apart from the unit to be detected, including, respectively, first and second sensing coils having first and second inductance values depending on areas of overlap between the first and second sensing coils and the first and second pattern units and outputting, respectively, first and second sensed oscillation signals based on the first and second inductance values; and a sensing circuit outputting an output signal having movement information of the moving body based on each period count value for each of the first and second sensed oscillation signals using a reference oscillation signal.

Sensing circuit of moving body and moving body sensing device

An apparatus for sensing a rotating body includes a plurality of units to be detected provided on the rotating body; at least two sensing coils disposed to face the units to be detected; an oscillator including at least two capacitors respectively connected to the at least two sensing coils to form at least two oscillation circuits; and a rotation information calculator configured to count frequencies of at least two oscillation signals respectively output from the at least two oscillation circuits to generate a first count value and a second count value, and calculate a rotation direction of the rotating body based on a change in the first count value and a change in the second count value.

Apparatus for sensing rotating body

A multilayer film can comprise: a plurality of layers, preferably 4 layers to 128 layers, comprising: a polymer A layer comprising a polycarbonate copolymer and a polymer B layer comprising a semi-crystalline polyester; wherein a differential solubility parameter (&#x394;&#x3b4;) of polymer A towards polymer B (&#x394;&#x3b4;) is greater than or equal to 2.6 MPa; and an interdiffusion region between each polymer A and polymer B. The multilayer film has a dynamic flexure of greater than or equal to 200,000 cycles, as determine by bending 180&#xb0; on a 10 mm radius cylinder at a rate of 1 hertz. The multilayer film has a total thickness of 40 &#x3bc;m to 70 &#x3bc;m, a transmission at 360 nm to 750 nm of greater than or equal to 89% and a haze of less than or equal to 1%.

Transparent, flexible, impact resistant, multilayer film comprising polycarbonate copolymers

An apparatus for sensing a rotating body includes a unit to be detected, including a first pattern portion having at least one first pattern and a second pattern portion having at least one second pattern, and configured to rotate around a rotating shaft, a sensor module comprising a first sensor disposed opposite to the first pattern portion and a second sensor disposed opposite to the second pattern portion, and a rotation information calculator configured to calculate a difference value by differentiating output signals of the first sensor and the second sensor, and to compare comparison values, determined according to a target sensing angle and a size of the first pattern and the second pattern, with the difference value.

Apparatus for sensing rotating device

An apparatus for identifying a fake fingerprint includes a housing, a prism, a first light source unit, a second light source unit, a sensor unit and a control unit. The prism is disposed in the internal space of the housing. The first light source unit irradiates light in the internal space to allow the light to pass through the prism. The second light source unit irradiates light to allow the light not to pass the prism. The sensor unit acquires a first image through the first light source unit and a second image through the second light source unit. The control unit identifies a fake fingerprint on the basis of a result acquired by comparing the first image and the second image. The housing includes a light irradiating unit that fixes and supports the second light source unit to form a predetermined angle with the fingerprint contact surface.

Apparatus for identifying fake fingerprint and manufacturing method thereof

A moving object sensing control circuit includes: a control circuit configured to determine, based on a mode signal, whether to operate in a sensing mode or a power saving mode, and control, in the power saving mode, a sensing operation in a sensing stage and a standby operation in a standby stage; an LC oscillation circuit configured to generate an oscillation signal based on an impedance value corresponding to relocation of a moving object, by performing the sensing operation or the standby operation in response to control of the control circuit; and a sensing circuit configured to obtain a period count value of the sensing oscillation signal using a reference oscillation signal and a main oscillation signal, and output an output signal having movement information of the moving object based on the period count value, by performing the sensing operation in response to the control of the control circuit.

Moving object sensing control apparatus and method with power saving

A switching operation sensing apparatus includes an input operation unit, an oscillation circuit, a frequency digital converter, and a touch detection circuit. The input operation unit includes a first switching member integrally formed with a housing. The oscillation circuit is configured to generate an oscillation signal having a resonant frequency, varying based on a capacitive change or an inductive change, depending on a touch input member in contact with the first switching member during an input operation. The frequency digital converter is configured to convert the oscillation signal into a count value. The touch detection circuit is configured to detect capacitive sensing and inductive sensing based on a slope change of the count value received from the frequency digital converter, and output corresponding touch detection signals of different levels based on the detection.

Switching operation sensing apparatus with touch input member identification

A switching operation sensing device is provided. The device includes a touch operation unit that is integrally formed with a housing and includes first and second touch members disposed in different regions; an oscillator circuit configured to generate a first oscillation signal including a variable resonant frequency when the first touch member is touched and a second oscillation signal including a variable resonant frequency when the second touch member is touched; and a touch detector circuit configured to detect whether at least one of the first and second touch members has been touched, and distinguish touch regions based on the first oscillation signal and the second oscillation signal.

Switching operation sensing device that distinguishes touch regions on surface of integrated housing

A controller IC of a touch sensing apparatus includes an oscillation circuit including a capacitor connected to a sensing coil, a digital converter configured to count an oscillation signal output from the oscillation circuit and to output a count value, and a contact detector configured to calculate variations in the count value during delay times, and to detect a contact strength of an object according to the variations.

Touch sensing apparatus and controller IC thereof

An actuator of a camera module includes a position detector configured to generate a feedback signal based on a detected position of a lens barrel; and a driver configured to drive the lens barrel based on a difference between an input signal indicating a target position of the lens barrel and the feedback signal, wherein the driver includes a signal adjuster configured to calculate an offset between the target position of the lens barrel and an actual position of the lens barrel, and apply the input signal to a calibration function based on the offset to generate a calibrated input signal.

Actuator of camera module

An actuator includes a magnet, a driving coil, a driver, and a position detector. The magnet is disposed on one surface of a lens barrel. The driving coil is disposed at a proximity of the magnet. The driver is configured to apply a driving signal to the driving coil to move the lens barrel along an optical axis. The position detector is configured to generate an oscillation signal of which a frequency is changed based on movement of the magnet and configured to compare oscillation signals generated in a first position and a second position of the lens barrel to detect a present position of the lens barrel.

Growing community of inventors

Suwon-si, South Korea

Jong Woo Lee