Patents by Inventor Jae-shin Lee
Jae-shin Lee 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).
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Publication number: 20230106878Abstract: The present invention relates to a suspended nanowire structure. The present invention, more particularly, relates to a suspended nanowire structure capable of high-speed operation by improving the reaction rate by making the temperature distribution of the nanowire uniform. A suspended nanowire structure in accordance with an embodiment of the present invention comprises: a substrate; a plurality of nanowires float on the substrate and extending along a first direction; electrodes respectively connected to both ends of the plurality of nanowires; and a heating electrode which is disposed on both ends of the plurality of nanowires, extends in a second direction perpendicular to the first direction, and provides heat to both ends of the plurality of nanowires during driving.Type: ApplicationFiled: February 23, 2022Publication date: April 6, 2023Applicant: KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGYInventors: Jun-Bo Yoon, Min-Seung Jo, Jae Shin Lee
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Publication number: 20210124483Abstract: Provided are an apparatus and method for setting a user interface according to user preferences, more particularly, an apparatus and method for setting the user interface according to the user preferences, in which the user interface can be set up by reflecting the user preferences, and the set user interface is synchronized in order to be used in other devices. The apparatus includes a user-interface-configuration unit that is notified of an update and rearrangement of a predetermined user interface element by a user, a user-information-management unit that manages security information of the user that reconfigures the user interface element, and a user-interface-tree-management unit that reconfigures a predetermined user-interface tree based on the reconfigured user-interface element.Type: ApplicationFiled: January 4, 2021Publication date: April 29, 2021Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Kyoung-ho SON, Dong-Shin JUNG, Jae-shin LEE
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Patent number: 10884595Abstract: Provided are an apparatus and method for setting a user interface according to user preferences, more particularly, an apparatus and method for setting the user interface according to the user preferences, in which the user interface can be set up by reflecting the user preferences, and the set user interface is synchronized in order to be used in other devices. The apparatus includes a user-interface-configuration unit that is notified of an update and rearrangement of a predetermined user interface element by a user, a user-information-management unit that manages security information of the user that reconfigures the user interface element, and a user-interface-tree-management unit that reconfigures a predetermined user-interface tree based on the reconfigured user-interface element.Type: GrantFiled: July 24, 2015Date of Patent: January 5, 2021Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Kyoung-ho Son, Dong-Shin Jung, Jae-shin Lee
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Device connected to other device by single wire and method of operating system including the devices
Patent number: 10789193Abstract: Provided are a device connected to another device by a single wire and a method of operating a system including the devices. The method of operating the device connected to the other device by the single wire includes transmitting a first packet to the other device, waiting to receive a second packet from the other device, and receiving the second packet from the other device. When the waiting to receive the second packet is started, electrically connecting a first end of a resistor to the first wire, and when the waiting to receive the second packet is terminated, electrically disconnecting a resistor from the first wire. A second end of the resistor is connected to either a logic high level voltage source or a logic low level voltage source.Type: GrantFiled: September 26, 2017Date of Patent: September 29, 2020Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jae-shin Lee, Yo-han Lee -
DEVICE CONNECTED TO OTHER DEVICE BY SINGLE WIRE AND METHOD OF OPERATING SYSTEM INCLUDING THE DEVICES
Publication number: 20180181513Abstract: Provided are a device connected to another device by a single wire and a method of operating a system including the devices. The method of operating the device connected to the other device by the single wire includes transmitting a first packet to the other device, waiting to receive a second packet from the other device, and receiving the second packet from the other device. When the waiting to receive the second packet is started, electrically connecting a first end of a resistor to the first wire, and when the waiting to receive the second packet is terminated, electrically disconnecting a resistor from the first wire. A second end of the resistor is connected to either a logic high level voltage source or a logic low level voltage source.Type: ApplicationFiled: September 26, 2017Publication date: June 28, 2018Inventors: Jae-shin LEE, Yo-han LEE -
Publication number: 20160377485Abstract: A suspended type nanowire array and a manufacturing method thereof may be provided. More particularly, an array including a suspended type nanowire having two kinds of nanowires stacked thereon and a manufacturing method thereof may be provided. The suspended type nanowire array includes: a substrate; a suspended type nanowire which is suspended above the substrate and comprises a first nanowire, an insulating member, and a second nanowire which are sequentially stacked; a first electrode portion which is electrically connected to the first nanowire; and a second electrode portion which is electrically connected to the second nanowire.Type: ApplicationFiled: February 17, 2016Publication date: December 29, 2016Applicant: Korea Advanced Institute of Science And TechnologyInventors: Jun-Bo YOON, Kwang-Wook CHOI, Jae-Shin LEE, Min-Ho SEO, Chang-Keun KIM, Jae-Young YOO
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Patent number: 9450498Abstract: There is provided a multi-output power supply capable of maintaining power balancing between multiple output powers by fixing a switching duty until a voltage level reaches a predetermined voltage level during an initial stage of a soft-start operation, the multi-output power supply including a power supply unit switching an input power and outputting a plurality of powers having levels determined according to the switching, and a controller controlling a soft switching operation of the power supply unit during an initial operation and fixing a switching duty of the power supply unit to a preset switching duty according to a result of a comparison between a preset reference voltage level and an operating voltage determining whether the soft switching operation is performed or not during the soft switching operation.Type: GrantFiled: February 11, 2013Date of Patent: September 20, 2016Assignee: SOLUM CO., LTDInventors: Dae Hoon Han, Seo Hyung Kim, Jae Shin Lee, Joon Youp Sung, Bo Hyun Hwang, Jung Sun Kwon
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Patent number: 9425699Abstract: There is provided a multi-output power supply apparatus capable of maintaining multiple output voltages in a balanced state by limiting a variable range of a switching duty according to a load state. The multi-output power supply apparatus includes: a power supply unit switching input power to output a plurality of voltages whose power levels are determined according to the switching operation; and a controller detecting power states of at least some of the plurality of voltages from the power supply unit, and limiting a range of a switching duty of the power supply unit to a pre-set range when the detected power states correspond to a pre-set limited power state.Type: GrantFiled: March 15, 2013Date of Patent: August 23, 2016Assignee: SOLUM CO., LTD.Inventors: Dae Hoon Han, Jae Shin Lee, Seo Hyung Kim, Jung Sun Kwon, Bo Hyun Hwang, Joon Youp Sung
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Patent number: 9391527Abstract: There is provided a power supply apparatus capable of precisely control a primary side switching frequency at a secondary side by receiving fed-back information regarding a power state at the secondary side without a separate expensive circuit or a complicated circuit. The power supply apparatus includes: a power supplying unit having a primary side and a secondary side having different ground electrical characteristics, switching power input to the primary side, and transferring the switched power to the second side electrically insulated from the primary side to supply the power; a controlling unit provided on the secondary side and receiving fed-back information regarding a power state of the power supplying unit to control a maximum value and a minimum value of a switching frequency of the primary side; and a transferring unit transferring a control signal from the controlling unit to the primary side of the power supplying unit.Type: GrantFiled: May 15, 2013Date of Patent: July 12, 2016Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Dae Hoon Han, Seo Hyung Kim, Joon Youp Sung, Jung Eui Park, Jung Sun Kwon, Jae Shin Lee
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Patent number: 9325678Abstract: An apparatus for providing a security service includes a key generation unit which generates a pair of keys including a first temporary public key and a first temporary private key for a network device that will be connected with a network form the outside, a temporary access control list generation unit which generates a first temporary access control list including the first temporary public key for an internal network device, an authentication unit which performs authentication when the network device joins in the network, and a first transmission/reception unit which transmits the pair of keys including the first temporary public key and the first temporary private key to the network device according to the authentication result.Type: GrantFiled: March 23, 2006Date of Patent: April 26, 2016Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Dong-shin Jung, Joo-yeol Lee, Jae-shin Lee
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Publication number: 20160004293Abstract: Provided are a display driving apparatus for updating information displayed on a display of an electronic device, an electronic device including the same, and a method for driving the display using the same. A display driving apparatus includes a driving controller configured to receive promotion setting information from a device controller of an electronic device and drive the display according to the received promotion setting information independently of the device controller.Type: ApplicationFiled: June 22, 2015Publication date: January 7, 2016Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Deuk Hee PARK, Jong Gi RYU, Jong Woo LEE, Jae Shin LEE, Koon Shik CHO, Tae Ha LEE
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Publication number: 20150331602Abstract: Provided are an apparatus and method for setting a user interface according to user preferences, more particularly, an apparatus and method for setting the user interface according to the user preferences, in which the user interface can be set up by reflecting the user preferences, and the set user interface is synchronized in order to be used in other devices. The apparatus includes a user-interface-configuration unit that is notified of an update and rearrangement of a predetermined user interface element by a user, a user-information-management unit that manages security information of the user that reconfigures the user interface element, and a user-interface-tree-management unit that reconfigures a predetermined user-interface tree based on the reconfigured user-interface element.Type: ApplicationFiled: July 24, 2015Publication date: November 19, 2015Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Kyoung-ho SON, Dong-Shin JUNG, Jae-shin LEE
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Publication number: 20150291417Abstract: A device packaging method and a device package using the same may be provided. The device packaging method includes forming a package sacrificial layer by applying a first material on a substrate on which a device has been formed; forming a package cap by applying a second material on the package sacrificial layer; generating gas molecules from the package sacrificial layer by applying external stimuli such as light or heat to the package sacrificial layer; and heating the gas molecule and forming a cavity between the device and the package cap.Type: ApplicationFiled: February 3, 2015Publication date: October 15, 2015Applicant: Korea Advanced Institute of Science & TechnologyInventors: Jun Bo YOON, Chang Hoon Han, Yong Hoon Yoon, Jae Shin Lee
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Patent number: 9092108Abstract: Provided are an apparatus and method for setting a user interface according to user preferences, more particularly, an apparatus and method for setting the user interface according to the user preferences, in which the user interface can be set up by reflecting the user preferences, and the set user interface is synchronized in order to be used in other devices. The apparatus includes a user-interface-configuration unit that is notified of an update and rearrangement of a predetermined user interface element by a user, a user-information-management unit that manages security information of the user that reconfigures the user interface element, and a user-interface-tree-management unit that reconfigures a predetermined user-interface tree based on the reconfigured user-interface element.Type: GrantFiled: February 15, 2013Date of Patent: July 28, 2015Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Kyoung-ho Son, Dong-Shin Jung, Jae-shin Lee
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Patent number: 9083248Abstract: Disclosed herein are a PWM control circuit, a flyback converter, and a PWM control method. The PWM control circuit includes: a peak storing and reference signal generating unit storing a peak value of one period of a feedback signal from a secondary side output and inverting the peak signal and outputting the inverted peak signal as a reference signal; and a PWM control signal generating unit generating a PWM control signal by using an output obtained by comparing the reference signal with a reference waveform from the peak storing and reference signal generating unit. In addition, the flyback converter including the same and the method for controlling PWM are proposed.Type: GrantFiled: January 4, 2013Date of Patent: July 14, 2015Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Deuk Hee Park, Yun Joong Lee, Sang Hyun Cha, Jae Shin Lee, Chang Seok Lee
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Patent number: 9066399Abstract: There is provided an illumination driving apparatus for a light emitting diode, the apparatus including: a light emitting unit including M number of light emitting diodes (LEDs) connected in series and driven by an output voltage rectified in a rectifying unit; an LED switch unit including N number of LED switches connected in parallel with at least N number of the M LEDs, respectively, and connected in series; an LED switch control signal generating unit comparing the output voltage of the rectifying unit with each of the first to Nth preset reference voltages to generate N number of LED switch control signals controlling the LED switch unit; and an LED switch controlling unit transferring the N number of LED switch control signals to the LED switch unit.Type: GrantFiled: March 15, 2013Date of Patent: June 23, 2015Assignees: SAMSUNG ELECTRO-MECHANICS CO., LTD., UNIVERSITY OF SEOUL INDUSTRY COOPERATION FOUNDATIONInventors: Deuk Hee Park, Joong Ho Choi, Sang Hyun Cha, Jae Shin Lee, Chang Seok Lee, Yun Joong Lee
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Patent number: 9066395Abstract: There are provided a power supply device switching power input to a primary side to supply the power to a predetermined load connected to a secondary side electrically insulated from the primary side and a control circuit thereof. The control circuit generates a predetermined PWM signal to apply the PWM signal to a dimming switch connected to an end of the load and controls a switching frequency of the primary side, based on a control voltage generated according to a feedback signal according to the power supplied to the load and the PWM signal, and the control voltage maintains a constant difference between a minimum voltage level and a maximum voltage level regardless of a duty of the PWM signal.Type: GrantFiled: October 25, 2013Date of Patent: June 23, 2015Assignees: SAMSUNG ELECTRO-MECHANICS CO., LTD., UNIVERSITY OF SEOUL INDUSTRY COOPERATION FOUNDATIONInventors: Dae Hoon Han, Seo Hyung Kim, Seung Ryung Ryu, Joong Ho Choi, Joo Hyung Lee, Hong Jin Kim, Jae Shin Lee, Kang Yoon Lee
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Patent number: 9055640Abstract: There is provided a light emitting diode driving apparatus capable of uniformly maintaining current balance between light emitting diode channels. The light emitting diode driving apparatus includes: a DC to DC converting unit converting the direct current power into settable driving power; a detecting unit detecting voltage drops generated in each of a plurality of light emitting diode channels each having a plurality of light emitting diodes; a converting unit converting an analog value into a digital value; and a driving unit differentially setting duty cycles of switching signals according to the digital values from the converting unit to drive the plurality of light emitting diode channels.Type: GrantFiled: June 12, 2012Date of Patent: June 9, 2015Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Jung Eui Park, Bo Hyun Hwang, Seo Hyung Kim, Jae Shin Lee, Dae Hoon Han, Seung Kon Kong
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Patent number: 9024531Abstract: There is provided an apparatus for driving a light emitting diode (LED), capable of distributing current stress applied to the LED. The apparatus includes an LED part including a plurality of LED units respectively including at least one LED, the plurality of LED units being connected in parallel to a power input terminal to which rectified power in sine wave form is supplied, and, among the plurality of LED units connected in parallel, a termination end of the LED unit in a front end being connected to a middle of an adjacent LED unit; and a current source unit including a plurality of current sources respectively connected to termination ends of the plurality of LED units and allowing corresponding current to flow through the plurality of LED units.Type: GrantFiled: March 14, 2013Date of Patent: May 5, 2015Assignee: Samsung Electro-Mechanics Co., Ltd.Inventors: Jong Tae Hwang, Deuk Hee Park, Jae Shin Lee, Yun Joong Lee, Sang Hyun Cha
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Patent number: 9000677Abstract: There is provided a light emitting diode driving apparatus, including: a power supplying unit converting input power into driving power according to a control and supplying the converted driving power to a light emitting diode channel; a driving unit controlling current flowing in the light emitting diode channel according to a pulse width modulation (PWM) dimming signal from the outside; and a controlling unit comparing a reference level set by a duty of the PWM dimming signal with a detection voltage level of the light emitting diode channel and controlling a power converting operation of the power supplying unit according to the comparison result.Type: GrantFiled: February 11, 2013Date of Patent: April 7, 2015Assignee: Samsung Electro-Mechanics Co., Ltd.Inventors: Jung Eui Park, Seung Kon Kong, Seo Hyung Kim, Bo Hyun Hwang, Jae Shin Lee