Patents by Inventor Chul Hwang
Chul Hwang 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: 20240145935Abstract: An antenna apparatus includes: a parabolic reflector; a dielectric support pedestal; a sub-reflector connected to an upper part of the dielectric support pedestal; and a waveguide connected to a lower part of the dielectric support pedestal, wherein the parabolic reflector has a curved surface in which a ratio of a focal length to a diameter is greater than a preset value, and at least one corrugation configured to suppress a cross polarization is formed in a region of the dielectric support pedestal.Type: ApplicationFiled: October 31, 2022Publication date: May 2, 2024Inventors: Byung Chul PARK, Seung Ho KIM, Kun Sup KWON, Jong Wan HEO, Sung Jae LEE, Ki Min HWANG
-
Publication number: 20240135744Abstract: A display device comprises a display panel comprising an image display area and a non-display area, display pixels comprising light-emitting elements in the image display area and pixel driving units connected to the light-emitting elements, light-sensing pixels comprising photo-detecting units in a fingerprint sensing area in the image display area, and sense driving units connected to the photo-detecting units, a light-sensing reset driver configured to supply reset signals to the sense driving units of the light-sensing pixels for at least each horizontal line among the light-sensing pixels in response to a line select signal from a display driving circuit; and a fingerprint scan driver configured to sequentially supply a fingerprint scan signal to the sense driving units of the light-sensing pixels in response to a fingerprint scan control signal from the display driving circuit.Type: ApplicationFiled: September 27, 2023Publication date: April 25, 2024Inventors: Hyun Dae LEE, Il Nam KIM, Hyoung Wook JANG, Kang Bin JO, Go Eun CHA, Hee Chul HWANG
-
Publication number: 20240128112Abstract: An overlay measurement device includes a transmission and receipt part and a processor connecting to the transmission and receipt part electrically. The processor obtains data transmitted from a user terminal through the transmission and receipt part, analyzes a recipe included in the data, and performs optimization of measurement options of a wafer, based on the recipe, after the recipe is analyzed.Type: ApplicationFiled: July 28, 2023Publication date: April 18, 2024Applicant: AUROS TECHNOLOGY, INC.Inventors: Sol-Lee HWANG, Hee-Chul LIM, Dong-Won JUNG, Min-Ho LEE, Hyun-Kyoo SHON
-
Patent number: 11960214Abstract: There are provided a computer-readable storage medium and an overlay measurement device therefor that records a data structure for storing data controlling an operation of an overlay measurement device. In a computer-readable storage medium that records a data structure for storing data controlling an operation of an overlay measurement device in one embodiment, the data includes information of a recipe that is input to allow the overlay measurement device to measure characteristics of a wafer through a manager program installed in a user terminal, and unique information of the overlay measurement device.Type: GrantFiled: May 3, 2023Date of Patent: April 16, 2024Assignee: AUROS TECHNOLOGY, INC.Inventors: Sol-Lee Hwang, Dong-Won Jung, Hee-Chul Lim, Hyun-Kyoo Shon, Min-Ho Lee
-
Publication number: 20240121543Abstract: An electronic device according to various embodiments of the present invention may comprise: a housing comprising a first surface facing in a first direction and a second surface facing in a second direction that is opposite to the first direction, the first surface comprising an at least partially transparent part and at least one opening formed adjacent to the at least partially transparent part; a camera positioned inside the housing, the camera comprising an image sensor facing in the first direction through the at least partially transparent part of the housing; and an acoustic component arranged between the first surface and the second surface, the acoustic component comprising a vibration plate configured to generate a sound such that the same moves in at least one direction selected from the first and second directions, a first passage formed in a third direction that is substantially perpendicular to the first direction such that the generated sound passes through the same, and a second passage formeType: ApplicationFiled: November 13, 2023Publication date: April 11, 2024Inventors: Young-Bae PARK, Byoung-Hee LEE, Jae-Hee YOU, Tae-Eon KIM, Han-Bom PARK, Sun-Young LEE, Byoung-Uk YOON, Kyung-Hee LEE, Ho-Chul HWANG
-
Patent number: 11949151Abstract: Proposed is a smart antenna module for a vehicle in which a plurality of cellular antennas are mounted in a non-ground area and spaced apart from a ground pattern to minimize mutual interference. In the proposed smart antenna module for a vehicle, a first antenna is disposed in a ground area of a base substrate, the cellular antennas are disposed in a non-ground area of the base substrate, and the cellular antennas are electrically connected to the ground area of the lower surface of the base substrate.Type: GrantFiled: September 24, 2020Date of Patent: April 2, 2024Assignee: AMOTECH CO., LTD.Inventor: Chul Hwang
-
Patent number: 11945798Abstract: Provided are aminopyridine compounds and pharmaceutically acceptable compositions thereof which exhibit inhibition activity against certain mutated forms of EGFR.Type: GrantFiled: August 26, 2022Date of Patent: April 2, 2024Assignees: YUHAN CORPORATION, JANSSEN BIOTECH, INC.Inventors: Hyunjoo Lee, Su Bin Choi, Young Ae Yoon, Kwan Hoon Hyun, Jae Young Sim, Marian C. Bryan, Scott Kuduk, James Campbell Robertson, Jaekyoo Lee, Paresh Devidas Salgaonkar, Byung-Chul Suh, Jong Sung Koh, So Young Hwang
-
Patent number: 11943994Abstract: A display device and a method of manufacturing the same are provided. The display device, comprises a first base substrate, a first barrier layer disposed on the first base substrate, a second base substrate disposed on the first barrier layer, at least one transistor disposed on the second base substrate, and an organic light emitting diode disposed on the at least one transistor, wherein the first barrier layer includes a silicon oxide, and has an adhesion force of 200 gf/inch or more to the second base substrate.Type: GrantFiled: August 17, 2021Date of Patent: March 26, 2024Assignee: Samsung Display Co., Ltd.Inventors: Chul Min Bae, Eun Jin Kwak, Jin Suk Lee, Jung Yun Jo, Ji Hye Han, Young In Hwang
-
Publication number: 20240092228Abstract: A seat for a vehicle, includes a second row center seat and a second row side seat provided on a partition wall positioned rearward of a driver seat, the second row center seat may move leftward or rightward, and an interval between the seats may be increased in a state in which the second row center seat is moved in a right direction away from the second row side seat, which makes it possible to maximally prevent body contact between a passenger in the second row center seat and a passenger in the second row side seat.Type: ApplicationFiled: January 20, 2023Publication date: March 21, 2024Applicants: Hyundai Motor Company, Kia Corporation, Hyundai Transys Inc.Inventors: Jung Sang YOU, Yong Chul Kim, Dae Hee Lee, Eun Sue Kim, Jae Hoon Cho, Han Kyung Park, Jae Sung Shin, Hae Dong Kwak, Jun Sik Hwang, Gwon Hwa Bok
-
Patent number: 11936041Abstract: A lithium secondary battery includes a cathode formed from a cathode active material including a first cathode active material particle and a second cathode active material particle, an anode and a separator interposed between the cathode and the anode. The first cathode active material particle includes a lithium metal oxide including a continuous concentration gradient in at least one region between a central portion and a surface portion. The second cathode active material particle includes a lithium metal oxide including elements the same as those of the first cathode active material particle, and the second cathode active material particle has a uniform composition from a central portion to a surface.Type: GrantFiled: December 14, 2017Date of Patent: March 19, 2024Assignee: SK ON CO., LTD.Inventors: Kook Hyun Han, Kyung Bin Yoo, Duck Chul Hwang
-
Publication number: 20240086543Abstract: A secure booting apparatus according to an embodiment for solving the problems to be solved by the present invention includes: a memory configured to store encrypted data, an encrypted header, and a symmetric key; and a processor configured to generate decrypted data and a decrypted header by applying a symmetric key algorithm using the symmetric key to the encrypted data and encrypted header, to include a public key and a pre key generated from the public key in the decrypted header, to generate a comparison hashed message by applying a hash algorithm to the decrypted data, to generate a final verification value by applying a public key algorithm using the public key and the pre key to the decrypted header, to compare the comparison hashed message with the final verification value, and to determine that booting has failed if the comparison hashed message and the final verification value are different from each other.Type: ApplicationFiled: August 31, 2020Publication date: March 14, 2024Inventors: Bo Ram HWANG, Ji Hyung RYU, Yong Tae YANG, Yoon Chul SHIN
-
Patent number: 11924988Abstract: A display apparatus including a display and a supporter. The supporter being mounted on the display and configured to support the display and rotate the display module between a first position and a second position. The supporter including a drive motor, a first gear, and a detection sensor. The drive motor configured to supply a driving force to rotate the display. The first gear configured to rotate together with the display by receiving the driving force from the drive motor. The detection sensor configured to detect a rotation amount of a second gear configured to rotate in with the first gear.Type: GrantFiled: December 23, 2022Date of Patent: March 5, 2024Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Hyun Yong Choi, Young Chul Kim, Ji Su Kim, Hun Sung Kim, Sung Yong Park, Jin Soo Shin, Dae Sik Yoon, Yong Yeon Hwang
-
Publication number: 20240072444Abstract: This disclosure presents a multiband patch antenna which resonates in a second frequency band as well as in a first frequency band, i.e., a GNSS frequency band, by adding an antenna pin to a patch antenna. The presented multiband patch antenna includes a base substrate, an upper patch disposed on an upper surface of the base substrate, a lower patch disposed on a lower surface of the base substrate, a feed pin which passes through the base substrate, the upper patch, and the lower patch, and an antenna pin which is spaced apart from the feed pin and passes through the base substrate and the lower patch.Type: ApplicationFiled: January 13, 2022Publication date: February 29, 2024Applicant: AMOTECH CO., LTD.Inventor: Chul HWANG
-
Publication number: 20240067056Abstract: The present disclosure relates to a vehicle rear seat including: a center seat; and side seats located on the left and right of the center seat, wherein, the center seat is capable of protruding by moving the center seat forward with respect to the side seats, and in the state in which the center seat protrudes forward, it is possible to increase an inter-passenger distance so that physical contact between the passenger of the center seat and the passenger of each of the side seats can be prevented as much as possible.Type: ApplicationFiled: March 6, 2023Publication date: February 29, 2024Inventors: Jung Sang You, Yong Chul Kim, Dae Hee Lee, Eun Sue Kim, Jae Hoon Cho, Han Kyung Park, Jae Sung Shin, Hae Dong Kwak, Jun Sik Hwang, Gwon Hwa Bok
-
Publication number: 20240067555Abstract: Proposed are a method of manufacturing a sapphire cover window, which includes: preparing a sapphire wafer; forming a cell edge processing portion on the sapphire wafer with a laser beam; forming an etched portion on the sapphire wafer by selectively performing wet etching on the cell edge processing portion; and separating a cell from the sapphire wafer by compressing the sapphire wafer on which the etched portion are formed, and a sapphire cover window manufactured thereby.Type: ApplicationFiled: August 3, 2023Publication date: February 29, 2024Applicant: UTI INC.Inventors: Jae Young HWANG, Hak Chul KIM, Hyunho KIM, Yong Bae NA
-
Patent number: 11914145Abstract: Disclosed in the present invention is a floating hologram system. The floating hologram system includes a diffuser configured to form a projection image using light beams transmitted from an image transmitter and diffuse the formed image, and a holographic optical element on which the image diffused from the diffuser is incident and which generates a virtual image floating at a position a predetermined distance therefrom and has a convex lens characteristic. A distance between the diffuser and the holographic optical element is determined based on a focal length of the holographic optical element and a distance from the holographic optical element to the virtual image.Type: GrantFiled: December 10, 2020Date of Patent: February 27, 2024Assignee: KWANGWOON UNIVERSITY INDUSTRY-ACADEMIC COLLABORATION FOUNDATIONInventors: Seung Hyun Lee, Lee Hwan Hwang, Jae Hyun Lee, Sung Jae Ha, Soon Chul Kwon, Kwang Pyo Hong
-
Publication number: 20240030611Abstract: Disclosed is a patch antenna in which coupling gaps are formed between a lower patch and feed pins so as to maximize the performance of the antenna. The disclosed patch antenna comprises: a base layer; an upper patch disposed on the upper surface of the base layer; a lower patch disposed on the lower surface of the base layer; and feed pins passing through the base layer, upper patch, and lower patch, wherein the feed pins are spaced from the upper patch and thereby form coupling gaps.Type: ApplicationFiled: June 23, 2023Publication date: January 25, 2024Applicant: AMOTECH CO., LTD.Inventor: Chul HWANG
-
Patent number: 11870068Abstract: Provided is a secondary battery, specifically, a secondary battery having excellent stability and improved output characteristic and low temperature characteristic by including a cathode active material in which at least one of metals forming the cathode active material has a concentration gradient in at least a portion of a region between a central portion and a surface portion; and a conductive material mixture in which carbon nanotube is mixed with carbon black at an appropriate ratio, the carbon black being a spherical nanoparticle.Type: GrantFiled: October 19, 2020Date of Patent: January 9, 2024Assignee: SK ON CO., LTD.Inventors: Jin-Sub Lim, Kook-Hyun Han, Duck-Chul Hwang
-
Patent number: 11871188Abstract: An electronic device comprising: a microphone array including at least three microphones; and at least one processor configured to: identify a kind of an application that is executed; activate one or more of the microphones in the array based on each microphone's respective position within the electronic device and the type of the application; and capture audio using the activated microphones.Type: GrantFiled: April 9, 2021Date of Patent: January 9, 2024Assignee: Samsung Electronics Co., Ltd.Inventors: Jong Mo Keum, Min Ho Bae, Jung Yeol An, Gang Youl Kim, Jun Tai Kim, Jae Mo Yang, Nam Il Lee, Ho Chul Hwang
-
Patent number: RE49957Abstract: Provided are a method and apparatus for providing and using content advisory (CA) information on Internet contents. A method of providing CA information by using a CA information server, includes receiving a request for the CA information on a content, from an Internet Protocol television (IPTV); searching for CA information on the content; and transmitting the found CA information to the IPTV. A method of using CA information when an IPTV reproduces a content not having the CA information, according to the present invention, includes transmitting a request for CA information, to a CA information server; receiving the CA information from the CA information server; analyzing the CA information; and applying the CA information.Type: GrantFiled: May 29, 2020Date of Patent: April 30, 2024Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jung-shin Park, Kwang-hyuk Kim, Sung-wook Ahn, Sung-wook Byun, Sang-woong Lee, Eun-Hee Rhim, O-hoon Kwon, Sung-jin Park, In-chul Hwang, Mun-jo Kim