Patents by Inventor Dong-Joon Lee
Dong-Joon 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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Patent number: 11972726Abstract: A light emitting display device includes a light emitting diode including a first electrode and a second electrode to which a driving voltage is applied, a driving transistor, a second transistor receiving a data voltage and connected to a D node, a storage capacitor connected to the driving transistor and an N node, a hold capacitor connected to the D node and the N node, a third transistor connected to the D node and the driving transistor, a fourth transistor receiving a reference voltage and connected to the driving transistor, a fifth transistor connected to the driving transistor and the N node, a sixth transistor receiving a driving low voltage and connected to the driving transistor, a seventh transistor receiving an initialization voltage and connected the driving transistor, and an eighth transistor connected to the driving transistor and the first electrode of the light emitting diode.Type: GrantFiled: November 21, 2022Date of Patent: April 30, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Byung Chang Yu, Hyun Joon Kim, Hae Min Kim, Myunghoon Park, Dong-Hoon Lee
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Patent number: 11973390Abstract: An actuator is proposed. A housing and a housing cap constitute an exterior of the actuator, and a driving pin is installed by passing through an inner space of the housing such that the driving pin moves rectilinearly. A permanent magnet and an outer iron core are stacked and installed at the inner surface of the housing, that is, in the inner space. The permanent magnets and the outer iron core are stacked such that a set of permanent magnet and outer iron core in which the permanent magnet is stacked at each of opposite sides of one outer iron core.Type: GrantFiled: December 30, 2019Date of Patent: April 30, 2024Assignee: HYOSUNG HEAVY INDUSTRIES CORPORATIONInventors: Do Jin Kim, Dong Joon Sim, Sung Ho Lee
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Publication number: 20240116472Abstract: The present invention relates to an airbag apparatus for a vehicle and a method of controlling an operation of the same, in which only a first cushion 110 of a passenger seat airbag 100 is deployed and protects a passenger seat passenger 1 when the passenger seat passenger 1 is in a normal seating posture in the event of a collision accident, and the first cushion 11 and a second cushion 110 or 210 of a support airbag 200 are deployed together or the first cushion 11 and a second cushion 110 or 210 of a belt airbag 200 are deployed together and protect the passenger seat passenger 1 when the passenger seat passenger 1 is in a relaxed seating posture.Type: ApplicationFiled: September 29, 2023Publication date: April 11, 2024Applicant: HYUNDAI MOBIS CO., LTD.Inventors: Seok Min LEE, Dong Young KIM, Ga Ram JEONG, Dong Joon LEE
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Patent number: 11953366Abstract: A fluid level measurement system using a buoyant body includes a guide part installed in a direction perpendicular to the bottom surface of a fluid storage tank, and provided with a space in which a fluid can move therein; a buoyant body inserted into the guide part, and configured to float along the surface of the fluid inside the guide part; and a measurement part coupled to the top end of the guide part, and configured to measure the level of the surface of the fluid inside the fluid storage tank by transmitting a signal toward the buoyant body in the inner space of the guide part and then receiving a signal reflected from the buoyant body.Type: GrantFiled: July 7, 2022Date of Patent: April 9, 2024Assignee: HANRA IMS CO., LTDInventors: Suk Joon Ji, Young Gu Kim, Jong Min Chung, Chae Ho Lee, I-Hwan Cheon, Kwang Ik Chun, Dong Sik Jang
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Publication number: 20240097425Abstract: A lightning rod with an electric double layer and electric dipole moment type discharge amplification function, the lightning rod including: a support member (100) for moving a lightning current to the ground; an emission member (200) fitted to the support member (100) to collect charges of the ground according to the approach of a thundercloud and thus emit a large number of ions with the opposite polarity to the polarity of the thundercloud; ground charge chargers (300) fitted to the support member (100) and having spaces formed therein to charge the charges of the ground; an insulation member (400) disposed on top of the emission member (200); and discharge induction members (500) fixedly disposed on top and underside of the emission member (200) by means of the insulation member (400).Type: ApplicationFiled: November 22, 2023Publication date: March 21, 2024Inventors: Dong-Jin KIM, Wan-Sung KWON, Sang-Won SEO, Yeong-Sin PARK, Sung-Joon LEE, Jae-Sang YOO
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Publication number: 20230142370Abstract: A semiconductor package manufacturing method is provided. The semiconductor package manufacturing method which uses a semiconductor package manufacturing apparatus including a chuck, a solder device configured to attach solder balls to a substrate provided on the chuck, and a scanning device configured to provide information about a shape of the substrate to the chuck, wherein the chuck comprises an adsorbing portion comprising a plurality of divided regions, each of which is configured to adsorb the substrate, and a driver configured to drive each of the plurality of divided regions, the semiconductor package manufacturing method comprising driving each of the plurality of divided regions to correspond to the shape of the substrate based on the information using the driver.Type: ApplicationFiled: October 4, 2022Publication date: May 11, 2023Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Kwang Hyeon JEONG, Young Joo LEE, Young Bum KIM, Hyun Mog YOU, Dong Joon LEE, Chae Mook LIM, Woo Jung JUNG
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Patent number: 11532258Abstract: A display device for displaying an image, includes: a data line driver which includes a buffer configured to supply a reference voltage to a load including pixels and a boost circuit configured to supply a charging voltage to the load including the pixels; and a calibration unit which controls the boost circuit to supply the charging voltage to the load for a driving time and controls the driving time according to a difference between a target voltage and a voltage formed after charge sharing is performed in the load to which the charging voltage is supplied.Type: GrantFiled: May 18, 2022Date of Patent: December 20, 2022Assignee: Anapass Inc.Inventors: Joon Bae Park, Jun Young Jang, Hyun Seung Lee, Dong Joon Lee
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Publication number: 20220277682Abstract: A display device for displaying an image, includes: a data line driver which includes a buffer configured to supply a reference voltage to a load including pixels and a boost circuit configured to supply a charging voltage to the load including the pixels; and a calibration unit which controls the boost circuit to supply the charging voltage to the load for a driving time and controls the driving time according to a difference between a target voltage and a voltage formed after charge sharing is performed in the load to which the charging voltage is supplied.Type: ApplicationFiled: May 18, 2022Publication date: September 1, 2022Applicant: Anapass Inc.Inventors: Joon Bae PARK, Jun Young JANG, Hyun Seung LEE, Dong Joon LEE
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Patent number: 11367372Abstract: A method of calibrating a boost circuit includes: resetting a load to a reference voltage; supplying a charging voltage to the load through a boost circuit for a driving time such that charge sharing is performed in the load; comparing a voltage of the load after the charge sharing with a target voltage; and adjusting a duration of the driving time according to a result of the comparing.Type: GrantFiled: February 4, 2021Date of Patent: June 21, 2022Assignee: Anapass Inc.Inventors: Joon Bae Park, Jun Young Jang, Hyun Seung Lee, Dong Joon Lee
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Patent number: 11176868Abstract: Disclosed is a method for driving a display. The method includes calculating differences between digital codes corresponding to grayscale voltages each provided to pixels connected to the same data line and gate lines which are sequentially driven, summing digital code differences of a threshold value or more, generating a compensation code corresponding to the summation result, and providing grayscale voltages compensated with the compensation code to pixels of which digital codes have a difference of less than the threshold value.Type: GrantFiled: December 14, 2020Date of Patent: November 16, 2021Assignee: Anapass Inc.Inventors: Joon Bae Park, Jun Young Jang, Hyun Seung Lee, Dong Joon Lee
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Publication number: 20210304652Abstract: A method of calibrating a boost circuit includes: resetting a load to a reference voltage; supplying a charging voltage to the load through a boost circuit for a driving time such that charge sharing is performed in the load; comparing a voltage of the load after the charge sharing with a target voltage; and adjusting a duration of the driving time according to a result of the comparing.Type: ApplicationFiled: February 4, 2021Publication date: September 30, 2021Applicant: Anapass Inc.Inventors: Joon Bae PARK, Jun Young JANG, Hyun Seung LEE, Dong Joon LEE
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Publication number: 20210256895Abstract: Disclosed is a method for driving a display. The method includes calculating differences between digital codes corresponding to grayscale voltages each provided to pixels connected to the same data line and gate lines which are sequentially driven, summing digital code differences of a threshold value or more, generating a compensation code corresponding to the summation result, and providing grayscale voltages compensated with the compensation code to pixels of which digital codes have a difference of less than the threshold value.Type: ApplicationFiled: December 14, 2020Publication date: August 19, 2021Applicant: Anapass Inc.Inventors: Joon Bae PARK, Jun Young JANG, Hyun Seung LEE, Dong Joon LEE
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Patent number: 10944405Abstract: Disclosed is a phase-locked loop which alternately operates in a sleep state and an active state. A frequency-divided output signal of the phase-locked loop is synchronized with a frequency-divided reference signal. When the phase-locked loop switches from a sleep state to an active state, a frequency of the frequency-divided output signal is identical to a frequency of a frequency-divided output signal which has been synchronized in a previous active state. Information corresponding to the frequency of the frequency-divided output signal which has been synchronized in the previous active state is stored in a memory device.Type: GrantFiled: November 13, 2019Date of Patent: March 9, 2021Assignee: Anapass Inc.Inventors: Hyung Ki Huh, Dong Joon Lee
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Publication number: 20210027308Abstract: A banking processing method according is performed by a processing logic including an application for banking processing implemented on a user terminal and a computer-readable storage medium. The method comprises the steps of: when the application for banking processing is run, searching a hardware security area of the user terminal and confirming the existence of a certificate for confirming an execution history of the application for banking processing; when the existence of the certificate is confirmed, searching the security area and confirming the existence of a token key for identifying whether login information of the user has been set; when the existence of the token key is not confirmed, setting the login information of the user by providing a membership page for setting the login information of the user; and opening an account according to a request of the user whose login information has been set.Type: ApplicationFiled: March 25, 2019Publication date: January 28, 2021Inventors: Jung Hee KO, Tae Ki HA, Yeun Su KOO, Bo Hyun OH, Lee Rang PARK, Sung Jun KIM, Ji Hong PARK, Dong Joon LEE, Jung Min AHN, Geun Won MO, Hyeong Jin JANG, Jun Hyuk YUN, Hack Cheon KIM, Eun Jung GIL, Ji Eun KIM, Tae Won KIM, Seung Jin LEE, Do Young LEE
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Patent number: 10802064Abstract: An electromagnetic wave impedance measuring apparatus includes a network analyzer, configured to measure scattering parameters according to a frequency, including a first port and a second port; and a multilayer substrate, connected to the first port and the second port by a coaxial cable, having a via connecting conductive layers to each other and including three or more conductive layers including at least an uppermost layer, a lowermost layer, and an intermediate layer. The multilayer substrate includes a test sample disposed between the uppermost layer and the lowermost layer; a through calibration standard disposed between the uppermost layer and the lowermost layer; a reflect calibration standard disposed between the uppermost layer and the lowermost layer; and a line calibration standard disposed between the uppermost layer and the lowermost layer.Type: GrantFiled: October 27, 2016Date of Patent: October 13, 2020Assignee: KOREA RESEARCH INSTITUTE OF STANDARDS AND SCIENCEInventors: Young-Pyo Hong, Hyunji Koo, No-Weon Kang, Dong-Joon Lee
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Patent number: 10749231Abstract: A metal-air battery including: a negative electrode metal layer; a negative electrode electrolyte layer disposed on the negative electrode metal layer; a positive electrode layer disposed on the negative electrode electrolyte layer, the positive electrode layer comprising a positive electrode material which is capable of using oxygen as an active material; and a gas diffusion layer disposed on the positive electrode layer, wherein the negative electrode electrolyte layer is between the negative electrode metal layer and the positive electrode layer; wherein the negative electrode metal layer, the negative electrode electrolyte layer, and the positive electrode layer are disposed on the gas diffusion layer so that the positive electrode layer contacts a lower surface and an opposite upper surface of the gas diffusion layer, and wherein one side surface of the gas diffusion layer is exposed to an outside.Type: GrantFiled: October 25, 2018Date of Patent: August 18, 2020Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Min-sik Park, Tae-young Kim, Dong-joon Lee, Sang-bok Ma, Dong-min Im, Victor Roev
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Publication number: 20200083891Abstract: Disclosed is a phase-locked loop which alternately operates in a sleep state and an active state. A frequency-divided output signal of the phase-locked loop is synchronized with a frequency-divided reference signal. When the phase-locked loop switches from a sleep state to an active state, a frequency of the frequency-divided output signal is identical to a frequency of a frequency-divided output signal which has been synchronized in a previous active state. Information corresponding to the frequency of the frequency-divided output signal which has been synchronized in the previous active state is stored in a memory device.Type: ApplicationFiled: November 13, 2019Publication date: March 12, 2020Applicant: Anapass Inc.Inventors: Hyung Ki HUH, Dong Joon LEE
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Patent number: 10516400Abstract: Disclosed is a phase-locked loop and a delay-locked loop. When the phase-locked loop switches from a sleep state to an active state, a frequency of a reference signal is the same as a frequency of a reference signal which has been synchronized in a previous active state. The phase-locked loop alternately operates in a sleep state and an active state. A frequency-divided output signal of the phase-locked loop is synchronized with a frequency-divided reference signal, when the phase-locked loop switches from a sleep state to an active state, a frequency of the frequency-divided output signal is identical to a frequency of a frequency-divided output signal which has been synchronized in a previous active state. Information corresponding to the frequency of the frequency-divided output signal which has been synchronized in the previous active state is stored in a capacitor.Type: GrantFiled: November 6, 2018Date of Patent: December 24, 2019Assignee: Anapass Inc.Inventors: Hyung Ki Huh, Dong Joon Lee
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Patent number: 10439227Abstract: An air battery cathode including an organic-inorganic composite material including lyophobic nanopores, the organic-inorganic composite material including a porous metal oxide, and a lyophobic layer on a surface of a pore of the porous metal oxide and having a contact angle of greater than about 90°; and a binder. Also a lithium air battery including the cathode, and a method of manufacture the cathode.Type: GrantFiled: March 8, 2018Date of Patent: October 8, 2019Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Victor Roev, Dong-min Im, Sang-bok Ma, Won-sung Choi, Min-sik Park, Dong-joon Lee
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Publication number: 20190235000Abstract: An electromagnetic wave impedance measuring apparatus includes a network analyzer, configured to measure scattering parameters according to a frequency, including a first port and a second port; and a multilayer substrate, connected to the first port and the second port by a coaxial cable, having a via connecting conductive layers to each other and including three or more conductive layers including at least an uppermost layer, a lowermost layer, and an intermediate layer. The multilayer substrate includes a test sample disposed between the uppermost layer and the lowermost layer; a through calibration standard disposed between the uppermost layer and the lowermost layer; a reflect calibration standard disposed between the uppermost layer and the lowermost layer; and a line calibration standard disposed between the uppermost layer and the lowermost layer.Type: ApplicationFiled: October 27, 2016Publication date: August 1, 2019Inventors: Young-Pyo HONG, Hyunji KOO, No-Weon KANG, Dong-Joon LEE