Patents by Inventor In Hoo Kim
In Hoo Kim 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: 11063587Abstract: A voltage on-off detector includes an inverter between a first voltage source and a first node and having an input terminal that receives a third voltage, a first transistor having a first gate, and a first source and a first drain between the first node and a second voltage source, a second transistor having a second source connected to the second voltage source, and a second gate and a second drain connected to the first node, and an amplifier having an input terminal connected to an output terminal of the inverter and configured to output a first voltage from the first voltage or a second voltage from the second voltage source based on or in response to an output of the inverter.Type: GrantFiled: August 31, 2020Date of Patent: July 13, 2021Assignee: DB HiTek Co., Ltd.Inventors: Sang Mok Lee, Joon Tae Jang, Seung Hoo Kim
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Publication number: 20210191881Abstract: A memory may include: a pseudorandom number generator suitable for generating a pseudorandom number using an initial value transferred from a memory controller; an access key register suitable for storing an access key transferred from the memory controller; a counter suitable for counting the number of times that the access key register is updated to generate an update number; a logic operation circuit suitable for generating an authentication key by performing a logic operation on the pseudorandom number and the update number; a comparison circuit suitable for comparing the access key and the authentication key; and a security area to which access is allowed when the comparison result of the comparison circuit indicates that the access key and the authentication key are the same.Type: ApplicationFiled: September 22, 2020Publication date: June 24, 2021Inventors: Da Hoo KIM, Il PARK
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Patent number: 11043805Abstract: A semiconductor device includes an internal circuit in a core region, a first protection circuit in a peripheral region surrounding the core region, the first protection circuit including first and second protection sections and a first fuse, and a first pad receiving a first signal. The first pad is electrically connected to the first protection section via the first fuse, and the first pad is electrically connected to the second protection section. The internal circuit is electrically connected to the first pad through the second protection section. When a surge voltage having a magnitude equal to or larger than a predetermined voltage is input to the first pad, each of the first and second protection sections prevent the surge voltage from being applied into the internal circuit.Type: GrantFiled: February 4, 2019Date of Patent: June 22, 2021Assignee: Samsung Electronics Co., Ltd.Inventor: Jang Hoo Kim
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Publication number: 20210174048Abstract: An electronic device is disclosed. According to an embodiment, an electronic device may comprise: a transparent member; a display panel that is disposed beneath the transparent member and comprises multiple pixels and at least one transmission area which is formed between the multiple pixels and through which light can pass; a biometric sensor which is disposed beneath the display panel and can acquire light that has been output through at least some of the multiple pixels, has been reflected by an external object near or in contact with the transparent member, and then has passed through the at least one transmission area; and a light path changing member disposed between the biometric sensor and the display panel and spaced a predetermined distance apart from the biometric sensor, the light path changing member being able to change an optical path with respect to at least a part of the light having passed through the at least one transmission area.Type: ApplicationFiled: October 22, 2018Publication date: June 10, 2021Inventors: Kyung Hoon SONG, Jeong Hoo KIM, Sun A KIM, Kwang Sub LEE, Se Young JANG, Chi Hyun CHO
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Patent number: 11017202Abstract: An electronic device is provided. The electronic device includes a transparent member, a display positioned under a transparent member that includes a plurality of pixels, an image sensor positioned under some areas of the display, a memory, and a processor. The processor obtains a first image at least based on light output through at least some of the plurality of pixels and reflected by an external object coming into contact with the transparent member using the image sensor, performs authentication on the external object at least based on the at least one template using the first image, generates a second image of the external object at least based on the first image when quality of the first image corresponds to a given condition based on a result of the authentication, and performs authentication on the external object at least based on the at least one template using the second image.Type: GrantFiled: November 29, 2018Date of Patent: May 25, 2021Assignee: Samsung Electronics Co., Ltd.Inventors: Sun A Kim, Jeong Hoo Kim, Seung Geol Baek, Kyung Hoon Song, Kwang Sub Lee, Gyu Sang Cho, Yun Jang Jin, Yong Seok Kim, Valeriy Prushinskiy, Se Young Jang, Chang Ryong Heo, Suk Hyun, Young Il Shin, Hyeong Wook Yang, Tushar Balasaheb Sandhan
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Patent number: 10991600Abstract: A process chamber and a substrate processing apparatus including the same are disclosed. The process chamber includes a first housing and a second housing on the first housing. The first housing includes a first outer wall, a first partition wall facing the first outer wall, and a first side wall connecting the first outer wall and the first partition wall. The second housing includes a second outer wall, a second partition wall between the second outer wall and the first partition wall, and a second side wall connecting the second outer wall and the second partition wall. Each of the first and second outer walls has a thickness greater than a thickness of the first partition wall and a thickness of the second partition wall.Type: GrantFiled: December 20, 2017Date of Patent: April 27, 2021Inventors: Yong-Jhin Cho, Young-Hoo Kim, Jihoon Jeong, Yungjun Kim, Jung-Min Oh, Kuntack Lee, Hyosan Lee
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Patent number: 10985036Abstract: A substrate processing apparatus includes a vessel providing a processing space for processing a substrate, a substrate support supporting the substrate loaded in the processing space, and a barrier between a side wall of the vessel and the substrate support and surrounding an edge of the substrate supported by the substrate support.Type: GrantFiled: November 30, 2017Date of Patent: April 20, 2021Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Young-Hoo Kim, Sang-Jine Park, Yong-Jhin Cho, Yeon-Jin Gil, Ji-Hoon Jeong, Byung-Kwon Cho, Yong-Sun Ko, Kun-Tack Lee
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Patent number: 10985754Abstract: An input/output circuit includes a logic unit configured to generate a first signal and a second signal based on data and a first control signal, a driver including a first PMOS transistor having a first gate, a first source that receives a first voltage from a first voltage source, and a first drain, and a first NMOS transistor having a second gate that receives the second signal, a second source that receives a second voltage from a second voltage source less than the first voltage, and a second drain connected to the first drain, a gate-tracking circuit configured to receive the first signal and transfer the received first signal to the first gate of the first PMOS transistor based on a second control signal, and an input/output terminal connected to the first drain and the second drain.Type: GrantFiled: May 27, 2020Date of Patent: April 20, 2021Assignee: DB HiTek Co., Ltd.Inventors: Sang Mok Lee, Joon Tae Jang, Seung Hoo Kim
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Publication number: 20210091144Abstract: A display device prevents cracks from spreading to an active area. The display device includes a substrate including an active area and a non-active area having a bending area, a thin-film transistor disposed in the active area, a light-emitting element disposed in the active area and connected to the thin-film transistor, an encapsulation layer disposed on the light-emitting element, a touch sensor disposed on the encapsulation layer, a touch pad disposed in the non-active area, a first routing line connecting the touch sensor to the touch pad via a second routing line in the bending area, and a crack prevention layer disposed on the second routing line in the bending area. Thus, the crack prevention layer is capable of preventing the occurrence of cracks in the bending area BA, thus preventing cracks from spreading to the active area AA.Type: ApplicationFiled: December 4, 2020Publication date: March 25, 2021Inventors: Sang-Hyuk WON, Min-Joo KIM, Jae-Won LEE, Sang-Hoon PAK, Byong-Hoo KIM, Ji-Hye LEE, Jae-Man JANG, Sung-Jin KIM, Jae-Hyung JANG
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Publication number: 20210072855Abstract: A display device and method of forming the same are provided. A display device includes: an encapsulating structure between a device substrate and a cover substrate, a light-emitting element between the device substrate and the encapsulating structure, the light-emitting element including: a first electrode, a light-emitting layer, and a second electrode, which are sequentially stacked, a touch structure between the encapsulating structure and the cover substrate, the touch structure including: a first bridge electrode, a touch insulating layer, and a second bridge electrode, which are sequentially stacked, and a reflecting prevention layer between the first bridge electrode and the touch insulating layer.Type: ApplicationFiled: November 20, 2020Publication date: March 11, 2021Applicant: LG Display Co., Ltd.Inventors: Young-Sub Shin, Byong-Hoo Kim
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Publication number: 20210074772Abstract: Disclosed is a display device capable of being manufactured through a simplified process and having improved touch sensitivity. The display device includes an encapsulation unit disposed on a light-emitting element, a touch sensor disposed on the encapsulation unit, and an intermediate layer disposed between the encapsulation unit and the touch sensor. The intermediate layer includes a first intermediate layer, having a dielectric constant that is lower than a dielectric constant of an organic film disposed above or under the intermediate layer, and a second intermediate layer, having greater hardness than the first intermediate layer, whereby touch sensitivity is improved while processing is simplified.Type: ApplicationFiled: November 18, 2020Publication date: March 11, 2021Inventors: Byong-Hoo KIM, Min-Joo KIM, Eun-Pyo HONG, Jae-Won LEE, Sang-Hoon PAK, Sang-Hyuk WON, Jae-Man JANG, Sung-Jin KIM, Jae-Hyung JANG
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Publication number: 20210066401Abstract: Disclosed is a display device capable of reducing the thickness and the weigh thereof. In an organic light-emitting diode display device having a touch sensor, a plurality of routing lines, which are connected respectively to a plurality of touch sensors disposed on an encapsulation unit, are disposed on different planes so as to overlap each other and are electrically connected to each other through a plurality of routing contact holes. Thereby, a connection fault between the routing lines is prevented. In addition, through the provision of the touch sensors above the encapsulation unit, a separate attachment process is unnecessary, which results in a simplified manufacturing process and reduced costs.Type: ApplicationFiled: November 11, 2020Publication date: March 4, 2021Applicant: LG Display Co., Ltd.Inventors: Sang Hyuk WON, Min Joo KIM, Jae Won LEE, Sang Hoon PAK, Byong Hoo KIM, Sang Heun LEE, Hyang Myoung GWON, Jeong Hoon LEE
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Publication number: 20210060625Abstract: A wafer cleaning apparatus is provided. The wafer cleaning apparatus includes comprising a chamber configured to be loaded with a wafer, a nozzle on the wafer and configured to provide liquid chemicals on an upper surface of the wafer, a housing under the wafer, a laser module configured to irradiate laser on the wafer, a transparent window disposed between the wafer and the laser module, and a controller configured to control on/off of the laser module, wherein the controller is configured to control repetition of turning the laser module on and off, and retain temperature of the wafer within a temperature range, and a ratio of time when the laser module is on in one cycle including on/off of the laser module is 30% to 50%.Type: ApplicationFiled: June 2, 2020Publication date: March 4, 2021Applicant: Samsung Electronics Co., Ltd.Inventors: Seung Min SHIN, Hun Jae JANG, Seok Hoon KIM, Young-Hoo KIM, In Gi KIM, Tae-Hong KIM, Kun Tack LEE, Ji Hoon CHA, Yong Jun CHOI
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Patent number: 10937844Abstract: An electroluminescent display device includes a first substrate including a display area and a non-display area adjacent to the display area, the display area including a plurality of pixel regions; an emitting diode on the first substrate and in each of the plurality of pixel regions; a bank disposed at a boundary of each pixel region and including a first pore; a dam disposed in the non-display area and including a second pore; and a second substrate disposed on the dam and covering the emitting diode, wherein the first pore and the second pore have a different size or volume %.Type: GrantFiled: November 26, 2018Date of Patent: March 2, 2021Assignee: LG DISPLAY CO., LTD.Inventors: Jin-Hoo Kim, Sun-Hoe Kim
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Patent number: 10892304Abstract: Disclosed is a display device capable of reducing the thickness and the weigh thereof. In an organic light-emitting diode display device having a touch sensor, a plurality of routing lines, which are connected respectively to a plurality of touch sensors disposed on an encapsulation unit, are disposed on different planes so as to overlap each other and are electrically connected to each other through a plurality of routing contact holes. Thereby, a connection fault between the routing lines is prevented. In addition, through the provision of the touch sensors above the encapsulation unit, a separate attachment process is unnecessary, which results in a simplified manufacturing process and reduced costs.Type: GrantFiled: April 30, 2018Date of Patent: January 12, 2021Assignee: LG DISPLAY CO., LTD.Inventors: Sang Hyuk Won, Min Joo Kim, Jae Won Lee, Sang Hoon Pak, Byong Hoo Kim, Sang Heun Lee, Hyang Myoung Gwon, Jeong Hoon Lee
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Patent number: 10886339Abstract: A display device prevents cracks from spreading to an active area. The display device includes a substrate including an active area and a non-active area having a bending area, a thin-film transistor disposed in the active area, a light-emitting element disposed in the active area and connected to the thin-film transistor, an encapsulation layer disposed on the light-emitting element, a touch sensor disposed on the encapsulation layer, a touch pad disposed in the non-active area, a first routing line connecting the touch sensor to the touch pad via a second routing line in the bending area, and a crack prevention layer disposed on the second routing line in the bending area. Thus, the crack prevention layer is capable of preventing the occurrence of cracks in the bending area BA, thus preventing cracks from spreading to the active area AA.Type: GrantFiled: October 28, 2019Date of Patent: January 5, 2021Assignee: LG Display Co., Ltd.Inventors: Sang-Hyuk Won, Min-Joo Kim, Jae-Won Lee, Sang-Hoon Pak, Byong-Hoo Kim, Ji-Hye Lee, Jae-Man Jang, Sung-Jin Kim, Jae-Hyung Jang
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Patent number: 10884530Abstract: A display device and method of forming the same are provided. A display device includes: an encapsulating structure between a device substrate and a cover substrate, a light-emitting element between the device substrate and the encapsulating structure, the light-emitting element including: a first electrode, a light-emitting layer, and a second electrode, which are sequentially stacked, a touch structure between the encapsulating structure and the cover substrate, the touch structure including: a first bridge electrode, a touch insulating layer, and a second bridge electrode, which are sequentially stacked, and a reflecting prevention layer between the first bridge electrode and the touch insulating layer.Type: GrantFiled: September 17, 2018Date of Patent: January 5, 2021Assignee: LG Display Co., Ltd.Inventors: Young-Sub Shin, Byong-Hoo Kim
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Patent number: 10872935Abstract: Disclosed is a display device capable of being manufactured through a simplified process and having improved touch sensitivity. The display device includes an encapsulation unit disposed on a light-emitting element, a touch sensor disposed on the encapsulation unit, and an intermediate layer disposed between the encapsulation unit and the touch sensor. The intermediate layer includes a first intermediate layer, having a dielectric constant that is lower than a dielectric constant of an organic film disposed above or under the intermediate layer, and a second intermediate layer, having greater hardness than the first intermediate layer, whereby touch sensitivity is improved while processing is simplified.Type: GrantFiled: November 11, 2019Date of Patent: December 22, 2020Assignee: LG DISPLAY CO., LTD.Inventors: Byong-Hoo Kim, Min-Joo Kim, Eun-Pyo Hong, Jae-Won Lee, Sang-Hoon Pak, Sang-Hyuk Won, Jae-Man Jang, Sung-Jin Kim, Jae-Hyung Jang
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Publication number: 20200390642Abstract: A skin care device includes: a handle provided with a first pressurizing supporter and a second pressurizing supporter, and a pressure force acting in a direction to approach each other according to a gap between the first pressurizing supporter and the second pressurizing supporter; a first massager provided at an end of the first pressurizing supporter and having a pair of massage rollers that massage the skin as the handle is moved while in contact with the skin; a second massager provided at an end of the second pressurizing supporter and having a pair of massage rollers that massage the skin as the handle is moved while in contact with the skin; and a controller configured to control providing a radio-frequency electrical stimulation to the skin contacted through the pair of massage rollers provided by each of the first massager and the second massager.Type: ApplicationFiled: June 15, 2020Publication date: December 17, 2020Applicant: K CO., LTD.Inventors: Jung Rack KIM, Dong Hoo KIM, Ji An KIM
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Patent number: 10825698Abstract: Disclosed are a substrate drying apparatus, a facility of manufacturing a semiconductor device, and a method of drying a substrate. The substrate drying apparatus includes a chamber that is configured to dry a substrate at a first temperature, a first reservoir that is configured to store a first supercritical fluid at a second temperature that is less than the first temperature, a second reservoir that is configured to store a second supercritical fluid at a third temperature that is greater than the first temperature, and a supply unit connected between the chamber and the first reservoir and/or second reservoir. The supply unit is configured to supply the chamber with the first supercritical fluid and second supercritical fluid.Type: GrantFiled: December 18, 2017Date of Patent: November 3, 2020Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Yong-Jhin Cho, Young-Hoo Kim, Jihoon Jeong, Yungjun Kim, Kuntack Lee