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公开(公告)号：US20230370096A1
公开(公告)日：2023-11-16
申请号：US18355021
申请日：2023-07-19
发明人： Hyunchul PARK , Ho-Jin SONG , Yonghoon KIM , Sunggi YANG , Seunguk CHOI , Seunghoon LEE
CPC分类号： H04B1/0007 , H04B1/18 , H04B1/0458
摘要： The disclosure relates to a 5th generation (5G) or pre-5G communication system for supporting a higher data transmission rate than a 4th generation (4G) communication system, such as long term evolution (LTE). A circuit for detecting a reflection coefficient of an electronic device in a wireless communication system is provided. The circuit includes at least one processor, a plurality of analog to digital converters (ADCs), a plurality of RF elements, and a plurality of transmission lines including a first transmission line, a second transmission line, and a third transmission line, wherein the plurality of ADCs, the plurality of RF elements, and the plurality of transmission lines are correspondingly connected to each other, respectively, the plurality of ADCs are connected to the at least one processor.
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公开(公告)号：US20220294542A1
公开(公告)日：2022-09-15
申请号：US17633943
申请日：2020-08-10
发明人： Hojin SONG , Seunghoon LEE
摘要： A measuring device may include: a signal generator for generating a test signal; and a measurement control unit that inputs the generated test signal to a radio frequency (RF) chain including at least one circuit element, detects output signals of a first diode, a second diode, and a third diode which receive, as input signals, signals generated on the basis of a coupled signal for an input test signal of a circuit element of the at least one circuit element and a coupled signal for an output test signal of the circuit element, and measures an S-parameter for the circuit element on the basis of a component signal of the third frequency in the output signal of the first diode, a component signal of the third frequency in the output signal of the third diode, and the output signal of the second diode.
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3.发明公开公开(公告)号：US20240170085A1
公开(公告)日：2024-05-23
申请号：US18200709
申请日：2023-05-23
发明人： Hojun YOON , Youngdon CHOI , Seungjin PARK , Seunghoon LEE , Junghwan CHOI
CPC分类号： G11C29/12015 , G11C7/222 , G11C8/18 , H03K5/1565
摘要： A semiconductor device has a memory controller configured to provide a data strobe signal, and a memory device configured to receive a data signal provided from the memory controller or output a data signal to the memory controller, wherein the memory device includes a memory interface including a plurality of DQ driving circuits, the memory interface being configured to generate a plurality of phase clock signals based on the data strobe signal, determine a number of phase clock signals provided to the plurality of DQ driving circuits based on an operating frequency of the memory device, and provide the determined number of phase clock signals to the plurality of DQ driving circuits.
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4.发明公开公开(公告)号：US20230410917A1
公开(公告)日：2023-12-21
申请号：US18100173
申请日：2023-01-23
发明人： Hojun YOON , Jinha HWANG , Seunghoon LEE , Youngchul CHO , Youngdon CHOI , Junghwan CHOI
摘要： An input/output circuit of a nonvolatile memory device and a nonvolatile memory device. The input/output circuit of a nonvolatile memory device includes a driver, which is configured to output data from the nonvolatile memory device to a data line, and a power gating circuit, which is connected between the driver and a power terminal or between the driver and a ground terminal and configured to block a leakage current of the driver. The power gating circuit includes a plurality of transistors electrically connected in parallel and having threshold voltages of different magnitudes, respectively.
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公开(公告)号：US20230231821A1
公开(公告)日：2023-07-20
申请号：US18105376
申请日：2023-02-03
发明人： Eunsang JEON , Jieun KIM , Jinhong KIM , Yeseul PARK , Seokjae OH , Bongsung YU , Byoungho YUN , Seunghoon LEE , Yuseong JEON , Sejun HAN
IPC分类号： H04L51/04 , H04L67/146
CPC分类号： H04L51/04 , H04L67/146
摘要： A method of operating a display apparatus includes: obtaining display apparatus state information indicating data processing performance of the display apparatus, transmitting the display apparatus state information to a server that provides a chat service, receiving chat messages transmitted from the server according to a message throughput determined based on the display apparatus state information, and outputting the received chat messages.
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公开(公告)号：US20220121253A1
公开(公告)日：2022-04-21
申请号：US17567326
申请日：2022-01-03
发明人： Seunghoon LEE , Yongbum KIM , Jihong KIM , Sangwoo PARK , Minchang SHIM , Sangwon LEE , Sungbok LEE , Changhyung LEE , Hanshil CHOI
摘要： Disclosed is a cooler according to various embodiments of the disclosure. The cooler may have an electronic device mounted thereon, which includes a front surface on which a display area is formed and a rear surface opposite the front surface. The cooler may include a housing including a first surface, a second surface opposite the first surface, and a third surface that surrounds an interior space between the first surface and the second surface, the first surface including a seating area on which the rear surface of the electronic device is seated and a recess area spaced apart from the rear surface of the electronic device by a predetermined gap, and a fan disposed in the interior space of the housing and including a rotary shaft formed in a direction toward the first surface from the second surface.
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公开(公告)号：US20240125537A1
公开(公告)日：2024-04-18
申请号：US18358729
申请日：2023-07-25
发明人： Suhyeong LIM , Joongkyung PARK , Seunghoon LEE
CPC分类号： F25D23/025 , E05F11/00 , F25D25/025
摘要： Provided is a refrigerator including a main body, a storage compartment provided inside the main body with a front side that is open, a drawer-type door slidably coupled to the main body to open and close the storage compartment, and including a door cap having a handle pocket, and a door opening device coupled to the door cap and configured to open the drawer-type door. The door opening device includes a handle lever rotatably coupled to the door cap. The door opening device includes a slider disposed at a rear of the handle lever to perform straight linear motion in an upper-to-lower direction by the handle lever. The door opening device includes a pusher coupled at a rear of the slider to perform straight linear motion in a front-to-rear direction, and, while the slider is moving upward, perform straight linear motion rearward to press the main body to open the drawer-type door.
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公开(公告)号：US20240106925A1
公开(公告)日：2024-03-28
申请号：US18458283
申请日：2023-08-30
发明人： Seunghoon LEE , Heecheul MOON , Kwonho SON , Byounguk YOON
IPC分类号： H04M1/02
CPC分类号： H04M1/0277 , H04M1/0216 , H04M1/0262 , H04M1/0268
摘要： An electronic device includes a hinge, a first housing and a second housing rotatably connected to each other by the hinge, a flexible display disposed in the first housing and the second housing, a first circuit board disposed in the first housing, a flexible circuit board which is electrically connected to the first circuit board and extends from the first housing and across the hinge, and a slide structure which is connected to the flexible circuit board and is slidably connected with the first housing, wherein the slide structure slides together with a portion of the flexible circuit board in the first housing while the electronic device is being folded or unfolded via the hinge.
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公开(公告)号：US20230224265A1
公开(公告)日：2023-07-13
申请号：US18096757
申请日：2023-01-13
发明人： Jieun KIM , Jinhong KIM , Chansung KIM , Yeseul PARK , Seokjae OH , Byoungho YUN , Seunghoon LEE , Yuseong JEON , Eunsang JEON
IPC分类号： H04L51/046 , H04L51/216 , H04N21/4788 , H04N21/235 , H04N21/431
CPC分类号： H04L51/046 , H04L51/216 , H04N21/4788 , H04N21/235 , H04N21/4316
摘要： Provided are a display apparatus and a method for providing a chat service for video content. A processor of the display apparatus receives video content. In response to requesting a chat room corresponding to the video content based on a user account, the processor receives chat messages and displays the received chat messages of the first chat room together with the video content on the display screen. In response to a chat room to which the user account belongs being changed from the first chat room to a second chat room based on an amount of chat messages of the user account transmitted to the chat server, the processor receives chat messages of the second chat room from the chat server, and displays the received chat messages of the second chat room through the display screen.
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公开(公告)号：US20220035423A1
公开(公告)日：2022-02-03
申请号：US17276534
申请日：2019-09-17
发明人： Joonwon CHANG , Jaehong PARK , Seunghoon LEE
摘要： Disclosed in various embodiments of the present document are: a structure including a nonmetallic material and guiding, in one direction, light incident on one side; and an electronic device including the structure in an inner space thereof. According to the various embodiments, provided is an electronic device comprising: a housing having an inner space, and including an outer surface facing a first direction, an inner space facing the direction opposite to the first direction, and a display unit which is formed between the outer surface and the inner space and which has a thickness through which light passes through; a printed circuit board arranged in the inner space; at least one light-emitting element arranged in the inner space; and a nonmetallic structure arranged in the inner space, wherein the nonmetallic structure includes: a first part having a light guide between the light-emitting element and the display unit and including a transparent or translucent first material; a second part which is integrally formed with the first part, includes the first material, and is directly or indirectly fixed to the printed circuit board or the housing; and a third part encompassing at least a portion of the light guide and including a translucent second material. The nonmetallic light guide structure and the electronic device including same can be varied according to embodiments.
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