Patents by Inventor Seung-Wan Lee
Seung-Wan 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).
-
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: 20240145268Abstract: A molding apparatus for fabricating a semiconductor package includes an upper mold including an upper cavity, a first side cavity at a first side of the upper cavity, a second side cavity formed at an opposite second side of the upper cavity, and a first driving part connected to the first side cavity and configured to move the first side cavity in a first direction, and a bottom mold including a bottom cavity configured to receive a molding target including a package substrate and at least one semiconductor chip. A width in the first direction between the first side cavity and the second side cavity may be smaller than a width of the package substrate in the first direction and greater than a width in the first direction between a first boundary and a second boundary of the at least one semiconductor chip.Type: ApplicationFiled: September 15, 2023Publication date: May 2, 2024Inventors: Jun Woo Park, Gyu Hyeong Kim, Seung Hwan Kim, Jung Joo Kim, Jong Wan Kim, Yong Kwan Lee
-
Patent number: 11967381Abstract: A semiconductor memory device includes a memory cell array, a row decoder, a plurality of page buffers, and a voltage switching circuit. The memory cell array includes a plurality of memory cells. The row decoder is connected to the memory cell array through word lines. The plurality of page buffers are connected to the memory cell array through bit lines. The voltage switching circuit decodes an operation voltage and transmits the decoded operation voltage to the row decoder. The plurality of page buffers are formed in a first under cell region among first and second under cell regions, the first and second under cell regions being adjacent to each other in a first direction under the memory cell array. At least a portion of the voltage switching circuit is formed in an under slim region that is adjacent to the first under cell region and the second under cell region in a second direction.Type: GrantFiled: October 6, 2021Date of Patent: April 23, 2024Assignee: SK hynix Inc.Inventors: Seung Wan Chae, Young Ki Kim, Jong Il Lee, Eun Woo Jo
-
Patent number: 11961775Abstract: In one example, a semiconductor device can comprise a substrate, a device stack, first and second internal interconnects, and an encapsulant. The substrate can comprise a first and second substrate sides opposite each other, a substrate outer sidewall between the first substrate side and the second substrate side, and a substrate inner sidewall defining a cavity between the first substrate side and the second substrate side. The device stack can be in the cavity and can comprise a first electronic device, and a second electronic device stacked on the first electronic device. The first internal interconnect can be coupled to the substrate and the device stack. The encapsulant can cover the substrate inner sidewall and the device stack and can fill the cavity. Other examples and related methods are disclosed herein.Type: GrantFiled: November 8, 2022Date of Patent: April 16, 2024Assignee: Amkor Technology Singapore Holding Pte. Ltd.Inventors: Gyu Wan Han, Won Bae Bang, Ju Hyung Lee, Min Hwa Chang, Dong Joo Park, Jin Young Khim, Jae Yun Kim, Se Hwan Hong, Seung Jae Yu, Shaun Bowers, Gi Tae Lim, Byoung Woo Cho, Myung Jea Choi, Seul Bee Lee, Sang Goo Kang, Kyung Rok Park
-
Patent number: 11942025Abstract: A display device includes a substrate, a plurality of pixel electrodes on the substrate and spaced apart from each other, a plurality of light-emitting elements on the plurality of pixel electrodes, respectively, and a common electrode layer on the plurality of light-emitting elements and to which a common voltage is applied. The plurality of light-emitting elements include a first light-emitting element that is configured to emit first light according to a first driving current and a second light-emitting element that is configured to emit second light according to a second driving current. An active layer of the first light-emitting element is the same as an active layer of the second light-emitting element.Type: GrantFiled: June 30, 2022Date of Patent: March 26, 2024Assignee: Samsung Display Co., Ltd.Inventors: Jin Wan Kim, Seung Geun Lee, Sang Jo Kim, Su Jeong Kim, Young Jin Song, Byung Ju Lee
-
Publication number: 20240097218Abstract: Methods and systems for executing tracking and monitoring manufacturing data of a battery are disclosed. One method includes: receiving, by a server system, sensing data of the battery from a sensing system; generating, by the server system, mapping data based on the sensing data; generating, by the server system, identification data of the battery based on the sensing data; generating, by the server system, monitoring data of the battery based on the sensing data, the identification data, and the mapping data; and generating, by the server system, display data for displaying a simulated electrode of the battery on a graphical user interface based on the monitoring data of the battery.Type: ApplicationFiled: August 31, 2023Publication date: March 21, 2024Inventors: Min Kyu Sim, Jong Seok Park, Min Su Kim, Jae Hwan Lee, Ki Deok Han, Eun Ji Jo, Su Wan Park, Gi Yeong Jeon, June Hee Kim, Wi Dae Park, Dong Min Seo, Seol Hee Kim, Dong Yeop Lee, Jun Hyo Su, Byoung Eun Han, Seung Huh
-
Publication number: 20240086603Abstract: A method of reinforcement learning of a neural network device for generating a verification vector for verifying a circuit design comprising a circuit block includes inputting a test vector to the circuit block, generating one or more rewards based on a coverage corresponding to the test vector, the coverage being determined based on a state transition of the circuit block based on the test vector, and applying the one or more rewards to a reinforcement learning.Type: ApplicationFiled: November 16, 2023Publication date: March 14, 2024Applicant: SAMSUNG ELECTRONICS CO, LTD.Inventors: In HUH, Jeong-hoon KO, Hyo-jin CHOI, Seung-ju KIM, Chang-wook JEONG, Joon-wan CHAI, Kwang-II PARK, Youn-sik PARK, Hyun-sun PARK, Young-min OH, Jun-haeng LEE, Tae-ho LEE
-
Patent number: 11610347Abstract: A computed tomography (CT) image processing apparatus and a CT image processing method are provided. The CT image processing apparatus may generate a virtual monochromatic image (VMI) by applying a weight to each of first, second, and third images corresponding to three different energy ranges. The CT image processing apparatus may set a region of interest (ROI) on a CT image, determine a VMI at an energy level at which a CNR of the ROI is at a maximum among a plurality of VMIs, and display the determined VMI.Type: GrantFiled: August 2, 2018Date of Patent: March 21, 2023Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Chang-lae Lee, Duhgoon Lee, Seung-wan Lee, Woo-young Jang, Jin-wook Jung, Kyoung-yong Lee
-
Patent number: 11317002Abstract: An image forming apparatus and method for determining a response delay time for maintaining a long polling connection are provided. In an example, the image forming apparatus includes a communication device to communicate with an external device, a processor, and a memory storing instructions executable by the processor. The processor may execute the instructions to request the external device for a response about whether a job to be performed by the image forming apparatus is present based on a response delay time for long polling the external device by the image forming apparatus. The processor may also execute the instructions to detect an error from the response, adjust the response delay time, and determine a final response delay time for maintaining connection of the long polling by re-adjusting the adjusted response delay time based on a result of performing the long polling based on the adjusted response delay time.Type: GrantFiled: July 16, 2018Date of Patent: April 26, 2022Assignee: Hewlett-Packard Development Company, L.P.Inventors: Woo Chul Shin, Jeong Hun Kim, Seung Wan Lee
-
Publication number: 20210409568Abstract: An image forming apparatus and method for determining a response delay time for maintaining a long polling connection are provided. In an example, the image forming apparatus includes a communication device to communicate with an external device, a processor, and a memory storing instructions executable by the processor. The processor may execute the instructions to request the external device for a response about whether a job to be performed by the image forming apparatus is present based on a response delay time for long polling the external device by the image forming apparatus. The processor may also execute the instructions to detect an error from the response, adjust the response delay time, and determine a final response delay time for maintaining connection of the long polling by re-adjusting the adjusted response delay time based on a result of performing the long polling based on the adjusted response delay time.Type: ApplicationFiled: July 16, 2018Publication date: December 30, 2021Inventors: Woo Chul SHIN, Jeong Hun KIM, Seung Wan LEE
-
Publication number: 20210110583Abstract: A computed tomography (CT) image processing apparatus and a CT image processing method are provided. The CT image processing apparatus may generate a virtual monochromatic image (VMI) by applying a weight to each of first, second, and third images corresponding to three different energy ranges. The CT image processing apparatus may set a region of interest (ROI) on a CT image, determine a VMI at an energy level at which a CNR of the ROI is at a maximum among a plurality of VMIs, and display the determined VMI.Type: ApplicationFiled: August 2, 2018Publication date: April 15, 2021Applicant: Samsung Electronics Co., Ltd.Inventors: Chang-lae LEE, Duhgoon LEE, Seung-wan LEE, Woo-young JANG, Jin-wook JUNG, Kyoung-yong LEE
-
Patent number: 10349835Abstract: Provided are an optical switch, an optical probe including the optical switch, and a medical imaging apparatus including the optical probe. The optical probe includes a probe body that is configured to be insertable into a body cavity, and an optical switch that is disposed in the probe body and includes a first region formed of a material having a first refractive index, and a second region that forms an interface with the first region and is configured to have a fluid is introduced into the second region, wherein the optical switch is configured to change a path of propagation of incident light according to a second refractive index of the second region.Type: GrantFiled: September 2, 2014Date of Patent: July 16, 2019Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Seung-wan Lee, Woon-bae Kim, Eun-sung Lee, Jong-hyeon Chang, Min-seog Choi, Hyun Choi
-
Patent number: 10078160Abstract: A variable liquid lens system is provided. The variable liquid lens system includes a lens barrel comprising a wall and first and second ends, wherein the first and second ends are substantially transparent, at least one liquid lens disposed in the lens barrel and contacting the wall, the at least one liquid lens comprising a droplet, and a plurality of spaces containing fluid positioned on opposite sides of the at least one liquid lens inside the lens barrel. A plurality of first holes are provided in the wall at a position corresponding to the plurality of spaces. The at least one liquid lens is configured so that a position of the at least one liquid lens within the lens barrel is adjustable by adjusting amounts of the fluid contained in the plurality of spaces via the plurality of first holes.Type: GrantFiled: October 1, 2014Date of Patent: September 18, 2018Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Eun-sung Lee, Woon-bae Kim, Seung-wan Lee, Jong-hyeon Chang, Min-seog Choi
-
Patent number: 9984171Abstract: Systems and methods for detecting false code in web pages linked to a web site are provided. One system includes a web server for administering the web site and a surveillance server for collecting generated or updated web pages from among the web pages linked to the web site, selecting tags of a given tag type included in the collected web pages, determining whether the selected tags comprise false code, and providing the determination result to an administrator terminal such that an administrator can check the determination result. One method includes collecting web pages that were generated or updated within a set time period from among the web pages linked to the web site, determining whether tags included in the collected web pages comprise false code, and providing the determination result to an administrator terminal such that an administrator can check the determination result.Type: GrantFiled: May 22, 2009Date of Patent: May 29, 2018Assignee: eBay Korea Co. Ltd.Inventors: Young Bae Ku, Eui Won Park, Chang Sup Ko, Seung Wan Lee, Dong Hyun Kim, Ho Jin Jung, Sung Hoon Jin
-
Patent number: 9880381Abstract: A varifocal-type optical scanning probe including an optical fiber scanner and a varifocal lens is provided. The varifocal lens includes: a first membrane lens comprising a first lens surface with a variable curvature and a first pressure surface configured to induce a curvature variation of the first lens surface; a second membrane lens including a second lens surface with a variable curvature and a second pressure surface configured to induce a curvature variation of the second lens surface; a first pressure member disposed to apply a pressure to the first pressure surface; a second pressure member disposed to apply a pressure to the second pressure surface; and a motor configured to transmit a driving force to at least one of the first pressure member and the second pressure member.Type: GrantFiled: July 30, 2014Date of Patent: January 30, 2018Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Woon-bae Kim, Seung-wan Lee, Eun-sung Lee, Min-seog Choi
-
Patent number: 9740370Abstract: A printing control apparatus includes a user interface configured to receive a selection of a printing option to be applied to a document, and to display, in response to a favorite printing option being the selection of the printing option, information about a method for a preselected printing option, a printer driver configured to establish the printing option to be applied to the document according to the information about the method, and to generate printing data according to the printing option, and a communication interface configured to transmit the printing data to an image forming apparatus.Type: GrantFiled: August 8, 2014Date of Patent: August 22, 2017Assignee: S-PRINTING SOLUTION CO., LTD.Inventors: Woo-chul Shin, Seung-wan Lee, Jun-young Choi, Hee-jung Kim
-
Patent number: 9726879Abstract: The variable liquid device includes: a chamber including a channel, in which a fluid flows, having an inconsistent height in at least a part of the channel; a first fluid filled in the chamber and formed of a non-transmissive material; and a second fluid filled in the chamber and formed of a light transmittable material that does not mix with the first fluid, wherein an aperture, through which light is transmitted, is adjusted according to a variation of an interface between the first fluid and the second fluid.Type: GrantFiled: February 26, 2014Date of Patent: August 8, 2017Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Eun-sung Lee, Seung-wan Lee, Jong-hyeon Chang, Kyu-dong Jung, Min-seog Choi
-
Patent number: 9717416Abstract: Exemplary embodiments disclose an optical zoom probe including an aperture adjuster configured to adjust an aperture in which light transmitted by a light transmitter passes, a focus adjuster configured to focus the light passed through the aperture and adjust a focal length to an ultra-close location and a close location, and a filter which includes a center region in which incident light passes without change, and a filter region which surrounds the center region and increases a depth of focus (DOF) of light that is focused on the ultra-close location.Type: GrantFiled: December 13, 2013Date of Patent: August 1, 2017Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Seung-wan Lee, Eun-sung Lee, Jong-hyeon Chang, Kyu-dong Jung, Min-seog Choi
-
Patent number: 9677929Abstract: An aperture adjusting apparatus is provided. The aperture adjusting apparatus includes: a variable part of which an aperture size varies; an optical sensor configured to sense light incident to the variable device part and light output from the variable device part; an aperture calculator configured to calculate a size of an aperture formed in the variable part from light intensity sensed by the optical sensor; and a driving controller configured to control driving of the variable device part by receiving a calculation result fed back from the aperture calculator.Type: GrantFiled: January 7, 2014Date of Patent: June 13, 2017Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Eun-sung Lee, Seung-wan Lee, Jong-hyeon Chang, Kyu-dong Jung, Min-seog Choi
-
Patent number: 9638839Abstract: An optical zoom probe is disclosed. The optical zoom probe includes: at least one liquid lens having a focus which is configured to be adjusted according to a flow of a fluid through a flow path; and a barrel provided to form the flow path and including a narrowed first end part including a first opening through which an image is captured, the at least one liquid lens being provided inside the barrel.Type: GrantFiled: November 21, 2014Date of Patent: May 2, 2017Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Eun-sung Lee, Woon-bae Kim, Seung-wan Lee, Jong-hyeon Chang, Min-seog Choi