Patents by Inventor Yong Il Kwon

Yong Il Kwon has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20150028685
    Abstract: There is provided a coil sheet including: a sheet having a spiral coil thereon; a core located at the central portion of the coil and having a thickness of t mm, wherein the core has a curvature in at least one of an upper surface of the core, a corner at which the upper surface and a side surface meet each other, and a position in which the core and the sheet meet each other.
    Type: Application
    Filed: October 23, 2013
    Publication date: January 29, 2015
    Applicant: SAMSUNG ELECTRO-MACHANICS CO., LTD.
    Inventors: Kang Ryong CHOI, Yong Il Kwon, Sung Yong An, Chang Ryul Jung
  • Patent number: 8941613
    Abstract: There are provided a touch sensing apparatus and method. The touch sensing apparatus includes a sensing circuit unit detecting a plurality of signals from a plurality of changes in capacitance generated in a plurality of electrodes provided in a panel unit; and a signal processing unit comparing, with predetermined reference levels, levels of at least two signals generated from changes in capacitance in at least two electrodes spaced apart from one another by a predetermined distance or greater, from among the plurality of electrodes, wherein, when the levels of the at least two signals are greater than the predetermined reference levels, the plurality of changes in capacitance are determined to be generated due to noise.
    Type: Grant
    Filed: June 25, 2012
    Date of Patent: January 27, 2015
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Yong Il Kwon, Hyun Suk Lee, Tah Joon Park
  • Patent number: 8928092
    Abstract: A semiconductor device includes a lower insulating pattern on a semiconductor substrate, a lower gate pattern on the lower insulating pattern and formed of a doped polysilicon layer, a residual insulating pattern with an opening exposing a portion of a top surface of the lower gate pattern, an upper gate pattern on the residual insulating pattern, the upper gate pattern filling the opening, and a diffusion barrier pattern in contact with the portion of the top surface of the lower gate pattern and extending between the residual insulating pattern and the upper gate pattern.
    Type: Grant
    Filed: July 12, 2013
    Date of Patent: January 6, 2015
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hauk Han, Yong-Il Kwon, JungSuk Oh, Tae sun Ryu, Jeonggil Lee
  • Publication number: 20150002176
    Abstract: There are provided a touch sensing device and a touchscreen apparatus. The touch sensing device includes: a node capacitor; a self-capacitor disposed between one terminal of the node capacitor and a ground; a driving circuit applying predetermined driving signals to the node capacitor and the self-capacitor; and a sensing circuit unit integrating electrical charges charged in the node capacitor and the self-capacitor, wherein the driving circuit unit applies predetermined driving signals to the node capacitor and the self-capacitor in different periods.
    Type: Application
    Filed: September 6, 2013
    Publication date: January 1, 2015
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Yong Il Kwon, Tah Joon Park, Byeong Hak Jo
  • Publication number: 20150002253
    Abstract: Disclosed herein are a thin-layer type common mode filter and a method for preparing the same. The thin-layer type common mode filter includes: a ferrite substrate; a primer layer formed on the ferrite substrate; and a photosensitive insulating layer formed on the primer layer, wherein the primer layer is formed by chemically coupling the ferrite substrate with the photosensitive insulating layer. Therefore, the thin-layer type common mode filter according to the exemplary embodiments of the present invention may simultaneously apply the mechanical surface treatment method and the primer layer chemically coupled with the ferrite substrate and the photosensitive insulating layer to increase the interlayer adhesion, thereby increasing the reliability of the common mode filter.
    Type: Application
    Filed: April 23, 2014
    Publication date: January 1, 2015
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Yong Il KWON, Eun Sil KIM, Keun Yong LEE, Sang Hyun SHIN
  • Patent number: 8878795
    Abstract: There are provided a touch sensing apparatus and an operating method thereof. The touch sensing apparatus includes: a panel unit including a plurality of first electrodes and a plurality of second electrodes, the first and second electrodes intersecting each other; a circuit unit applying first driving signals to the first electrodes and detecting sensed signals from the second electrodes; and a control unit controlling an operation of the circuit unit, wherein the control unit controls the circuit unit to simultaneously apply the first driving signals to the first electrodes during a first duration corresponding to a sleep mode and detect first sensed signals from the second electrodes, and determines whether a valid touch has occurred during the first duration to determine whether to cancel the sleep mode.
    Type: Grant
    Filed: January 10, 2012
    Date of Patent: November 4, 2014
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Sang Ho Lee, Tah Joon Park, Yong Il Kwon, Gyung Hee Hong
  • Patent number: 8872791
    Abstract: There are provided a touch sensing device and a method thereof. The touch sensing device, including: a plurality of sensing circuit units measuring capacitance variations from a plurality of sensing electrodes; at least one TDC circuit connected with the plurality of sensing circuit units to convert the capacitance variations into digital signals; a calculating unit judging a touch from the digital signals; and a delay circuit sequentially receiving the capacitance variations from the plurality of sensing circuit units.
    Type: Grant
    Filed: December 22, 2011
    Date of Patent: October 28, 2014
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Yong Il Kwon, Hyun Suk Lee, Tah Joon Park
  • Patent number: 8860691
    Abstract: There are provided a touch sensing apparatus and method. The touch sensing apparatus includes: a plurality of first electrodes; a plurality of second electrodes; and a controlling unit, wherein the controlling unit applies a first driving signal to at least one of the plurality of first electrodes, sequentially obtains sensed signals from the plurality of second electrodes intersecting with the at least one first electrode to which the first driving signal is applied, and applies a second driving signal having the same potential as that of the first driving signal to other second electrodes adjacent to the second electrode from which the controlling unit obtains the sensed signal while the controlling unit obtains the sensed signal from any one of the plurality of second electrodes.
    Type: Grant
    Filed: January 9, 2012
    Date of Patent: October 14, 2014
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Gyung Hee Hong, Sang Ho Lee, Yong Il Kwon, Tah Joon Park
  • Publication number: 20140292708
    Abstract: There is provided a touchscreen apparatus, including a panel unit including a plurality of driving electrodes extended in a first axial direction and a plurality of sensing electrodes extended in a second axial direction intersecting with the first axial direction, a driving circuit unit applying predetermined inspection signals to a plurality of driving channels electrically connected to the plurality of driving electrodes, and an inspecting unit determining an occurrence of a short between at least one pair of adjacent driving electrodes among the plurality of driving electrodes by performing a logical operation on voltages of the plurality of driving channels.
    Type: Application
    Filed: June 4, 2013
    Publication date: October 2, 2014
    Inventors: Yong Il KWON, Tah Joon Park, Moon Suk Jeong
  • Publication number: 20140267144
    Abstract: There are provided a touch sensing device and a touchscreen device. The touch sensing device according to an embodiment of the invention may include: a buffer unit including a buffer capacitor charged and discharged by a first voltage and a second voltage input at a predetermined period; an integrating circuit unit integrating a charging voltage of the buffer capacitor; a signal conversion unit comparing a voltage output from the integrating circuit unit with a predetermined reference voltage to generate the second voltage; and a touch determination unit counting the second voltage with a predetermined reference clock to determine a touch.
    Type: Application
    Filed: June 7, 2013
    Publication date: September 18, 2014
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Yong Il KWON, Moon Suk JEONG, Tah Joon PARK
  • Publication number: 20140264498
    Abstract: A memory device includes a gate structure, a contact plug, and a spacer. The gate structure includes first and second conductive layer patterns sequentially stacked on a substrate. The contact plug passes through the second conductive layer pattern, and a sidewall of the contact plug directly contacts at least a portion of the second conductive layer pattern. The spacer surrounds a portion of the sidewall of the contact plug and contacting the gate structure.
    Type: Application
    Filed: March 11, 2014
    Publication date: September 18, 2014
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Hauk HAN, Il-Woo KIM, Jeong-Gil LEE, Yong-Il KWON, Myoung-Bum LEE
  • Publication number: 20140253491
    Abstract: There are provided a touch sensing device and a touchscreen device, the touch sensing device including a plurality of driving electrodes extended in a first axial direction, a plurality of sensing electrodes extended in a second axial direction intersecting with the first axial direction, an integrating circuit unit generating a first analog signal by integrating a change in capacitance generated in a first sensing electrode among the plurality of sensing electrodes and generating a second analog signal from a change in capacitance generated in a second sensing electrode adjacent to the first sensing electrode, and a subtracting unit calculating a difference in levels between the first and second analog signals.
    Type: Application
    Filed: May 14, 2013
    Publication date: September 11, 2014
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Yong Il KWON, Tah Joon PARK, Byeong Hak JO, Hyun Suk LEE
  • Publication number: 20140225858
    Abstract: A capacitance sensing apparatus includes: a driving circuit unit applying a driving signal of a first period to a node capacitor; a first integrating circuit unit integrating voltage charged in the node capacitor to generate output voltage of which a voltage level is changed twice during a second period; a buffer capacitor charged or discharged by the output voltage of the first integrating circuit unit; a second integrating circuit unit integrating voltage charged in the buffer capacitor to generate output voltage of which a voltage level is changed twice during the first period; and an amplifying unit differentially amplifying non-inverted output voltage and inverted output voltage of the second integrating circuit unit, wherein the amplifying unit amplifies voltage corresponding to a difference between the non-inverted output voltage and the inverted output voltage during a reset section of the second integrating circuit unit to generate offset information.
    Type: Application
    Filed: May 6, 2013
    Publication date: August 14, 2014
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Byeong Hak JO, Tah Joon Park, Yong Il Kwon, Hyun Suk Lee
  • Publication number: 20140176290
    Abstract: There is provided a method for manufacturing a magnetic sheet, including: preparing an insulation layer; preparing a laminate by forming a metal layer on the insulation layer; and laminating and compressing at least two laminates.
    Type: Application
    Filed: December 20, 2013
    Publication date: June 26, 2014
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Jae Hyuk JANG, Yong Il KWON, Seung Min KIM, Kang Ryong CHOI
  • Publication number: 20140146004
    Abstract: There is provided an input device including a display panel having a first region for displaying an image, a touch panel attached to the display panel and detecting a touch input, and a digitizer module attached to the display panel and detecting an electromagnetic type digitizer input, wherein the digitizer module includes a plurality of circuit units formed in a second region corresponding to an edge of the first region, and at least a portion of the plurality of circuit units operates as a circuit unit for wireless communications.
    Type: Application
    Filed: March 15, 2013
    Publication date: May 29, 2014
    Applicant: Samsung Electro-Mechanics Co. Ltd.
    Inventors: Jae Hyuk JANG, Dong Hyeok Choi, Jin Young Kim, Yong Il Kwon, No Il Park, Hak Kwan Kim
  • Patent number: 8737016
    Abstract: There are provided a motor and a hard disk drive including the same. The motor includes: a sleeve supporting a shaft with a lubricating fluid; and a rotor fixed to the shaft, rotating together therewith, and having a surface facing the sleeve, wherein one surface of the surface of the rotor facing the sleeve and a surface of the sleeve facing the rotor is provided with a thrust dynamic pressure groove, and the other surface of the surface of the rotor facing the sleeve and the surface of the sleeve facing the rotor is provided with an extension groove extended to the outside of the thrust dynamic pressure groove so as to partially face the thrust dynamic pressure groove.
    Type: Grant
    Filed: January 16, 2013
    Date of Patent: May 27, 2014
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Ju Ho Kim, Hyo Seok Lee, Yong Il Kwon
  • Publication number: 20140125635
    Abstract: There are provided an electronic pen, and an electronic pen data input system and method using the same. The electronic pen includes: a triaxial accelerometer sensor sensing a change in acceleration based on triaxial coordinates of three fixed axes; and a controlling unit setting a reference point represented by the triaxial coordinates and generating acceleration information using the change in acceleration sensed by the triaxial accelerometer sensor due to movement of the electronic pen.
    Type: Application
    Filed: January 25, 2013
    Publication date: May 8, 2014
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Yong Il KWON, Tah Joon PARK, Kang Joo KIM
  • Publication number: 20140125636
    Abstract: There are provided an electronic pen data input system and an electronic pen data input method using the same. The electronic pen data input system includes: an electronic pen including an accelerometer sensor to provide acceleration information corresponding to movement thereof; and a portable communications terminal calculating movement information of the electronic pen using the acceleration information of the electronic pen and compensating for a noise input in the movement information to determine a handwriting data input.
    Type: Application
    Filed: January 28, 2013
    Publication date: May 8, 2014
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Yong Il KWON, Tah Joon PARK, Seung Chul PYO
  • Publication number: 20140104226
    Abstract: There are provided an apparatus and a method of controlling capacitance detection, and a touchscreen apparatus. The apparatus includes: a driving circuit unit providing driving signals including a preset number of driving pulses to a plurality of respective driving electrodes of a panel unit; a detecting circuit unit removing electrical noise from a first voltage corresponding to a capacitance change in the panel unit when the electrical noise is included in the first voltage; and a controlling unit controlling the driving circuit unit to generate an additional driving pulse when the electrical noise is included in the first voltage.
    Type: Application
    Filed: January 28, 2013
    Publication date: April 17, 2014
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Sang Ho LEE, Byeong Hak JO, Kyung Hee HONG, Hyun Suk LEE, Yong Il KWON, Tah Joon PARK
  • Patent number: 8698381
    Abstract: An organic electroluminescent display device includes an organic electroluminescent display (OLED) panel having a first surface for displaying images and a second surface opposite to the first surface, a thermal pad attached to the second surface, a heat sink attached to the thermal pad such that the thermal pad is disposed between the OLED panel and the heat sink, a bottom case spaced apart from the heat sink and protecting the second surface of the OLED panel, the bottom case formed of a metallic material, and a top case covering edges of the first surface of the OLED panel and combined with the bottom case, wherein a plurality of heat-radiating pins are formed on a surface of the heat sink facing the bottom case.
    Type: Grant
    Filed: November 17, 2009
    Date of Patent: April 15, 2014
    Assignee: LG Display Co., Ltd.
    Inventors: Hyun Lee, Kwon-Min Park, Yong-Il Kwon, Hye-Min Park