公开(公告)号：US20170005218A1

公开(公告)日：2017-01-05

申请号：US15196743

申请日：2016-06-29

Applicant: LG ELECTRONICS INC.

Inventor： Wonjae CHANG ,  Sungjin KIM ,  Juhwa CHEONG ,  Junyong AHN

IPC: H01L31/0745 ,  H01L31/0236 ,  H01L31/0224 ,  H01L31/18 ,  H01L31/0368 ,  H01L31/0216

Abstract: Disclosed is a solar cell including a semiconductor substrate, and a dopant layer disposed over one surface of the semiconductor substrate and having a crystalline structure different from that of the semiconductor substrate, the dopant layer including a dopant. The dopant layer includes a plurality of semiconductor layers stacked one above another in a thickness direction thereof, and an interface layer interposed therebetween. The interface layer is an oxide layer having a higher concentration of oxygen than that in each of the plurality of semiconductor layers.

Abstract translation: 公开了一种太阳能电池，包括半导体衬底和设置在半导体衬底的一个表面上并具有不同于半导体衬底的晶体结构的掺杂剂层，掺杂剂层包括掺杂剂。 掺杂剂层包括在其厚度方向上彼此层叠的多个半导体层，以及插入其间的界面层。 界面层是具有比多个半导体层中的每一个更高的氧浓度的氧化物层。

公开(公告)号：US20240129755A1

公开(公告)日：2024-04-18

申请号：US18267666

申请日：2020-12-31

Applicant: LG Electronics Inc.

Inventor： Kijun JEON ,  Sangrim LEE ,  Sungjin KIM ,  Hojae LEE ,  Yeongjun KIM ,  Taehyun LEE

IPC: H04W24/02 ,  H04W24/10 ,  H04W52/50 ,  H04W74/00 ,  H04W74/0833

CPC classification number: H04W24/02 ,  H04W24/10 ,  H04W52/50 ,  H04W74/002 ,  H04W74/0833

Abstract: In the present specification, provided are an apparatus and a method for obtaining gradient information, performed by a terminal, in a wireless communication system, wherein the terminal transmits a random access (RA) preamble to a base station, receives a random access response (RAR) from the base station in response to the RA preamble, performs a radio resource control (RRC) connection procedure with the base station, establishes a digital transmission link on the basis of the RRC connection procedure with the base station, and establishes an airComp link that is a link for federated learning with the base station, wherein the terminal acquires the gradient information corresponding to data, and the terminal obtains first information and second information from the gradient information on the basis of data splitting modulation, wherein the first information is information having a lower priority among the information obtained on the basis of the gradient information, the second information is information having a high priority among the information obtained on the basis of the gradient information, the terminal transmits the first information to the base station on a first area, and the terminal transmits the second information to the base station on a second area, wherein the first area is an area distinct from the second area in terms of a frequency domain and a time domain, the first area is a resource area used on the airComp link, and the second region is a resource area used on a digital transmission link.

公开(公告)号：US20230379949A1

公开(公告)日：2023-11-23

申请号：US18034324

申请日：2021-10-29

Applicant: LG ELECTRONICS INC.

Inventor： Yeong Jun KIM ,  Sangrim LEE ,  Hojae LEE ,  Ki Jun JEON ,  Sungjin KIM ,  Tae Hyun LEE

IPC: H04W72/50 ,  H04L5/00 ,  H04W24/02

CPC classification number: H04W72/50 ,  H04L5/0048 ,  H04W24/02

Abstract: The present disclosure a method of operating a user equipment (UE) in a wireless communication system, the method comprising: transmitting a reference signal to a base station by the UE; receiving a response message from the base station based on the reference signal by the UE; and transmitting a local parameter of a local model to the base station by the UE, wherein the response message comprises transmission mode information, resource allocation information and feedback information of the reference signal, and wherein the transmission mode information indicates a first transmission mode or a second transmission mode, the local parameter of the local parameter is transmitted based on the indicated first transmission mode or second transmission mode, and the local parameter of the local model is related to federated learning.

公开(公告)号：US20230328614A1

公开(公告)日：2023-10-12

申请号：US18042361

申请日：2021-04-23

Applicant: LG ELECTRONICS INC.

Inventor： Jae Yong PARK ,  Sungjin KIM ,  Jaeky OH ,  Jaehoon CHUNG ,  Sung Ryong HONG

IPC: H04W36/30 ,  H04W24/02 ,  H04W36/08 ,  H04W36/38

CPC classification number: H04W36/30 ,  H04W24/02 ,  H04W36/08 ,  H04W36/38

Abstract: A method of operating a terminal and a base station in a wireless communication system and an apparatus supporting the same are disclosed. The method comprises receiving a first system information block (SIB) from a first base station—the received first SIB including at least one first parameter for a cell reselection learning model—, receiving radio channel environment information from the first base station, updating the first parameter to a second parameter through learning in the cell reselection learning model by reflecting the radio channel environment information, and performing cell reselection for a second base station based on the updated at least one second parameter.

公开(公告)号：US20220278755A1

公开(公告)日：2022-09-01

申请号：US17637420

申请日：2019-08-20

Applicant: LG ELECTRONICS INC.

Inventor： Sangrim LEE ,  Byounghoon KIM ,  Sungjin KIM

IPC: H04B10/556 ,  H04B10/67 ,  H04L27/233 ,  G06N3/04

Abstract: The present disclosure relates to a method for transmitting or receiving a signal by a reception device in a wireless communication system, and the method may comprise the steps of: receiving, from a transmission device, a signal modulated on the basis of a differential phase shift keying (DPSK) scheme; converting the received signal into an input signal of a spiking neural network (SNN); calculating an output value through the spiking neural network previously learned; and converting the output value into an input signal of a channel decoder.

公开(公告)号：US20220262967A1

公开(公告)日：2022-08-18

申请号：US17627541

申请日：2020-04-09

Applicant: LG ELECTRONICS INC.

Inventor： Sungjin KIM ,  Juhwa CHEONG ,  Hyungwook CHOI ,  Wonjae CHANG

IPC: H01L31/0368 ,  H01L31/0224 ,  H01L31/18

Abstract: A solar cell according to an embodiment of the present disclosure includes a first passivation layer including a first aluminum oxide layer positioned on a first conductivity-type region composed of a polycrystalline silicon layer having an n-type conductivity and having hydrogen, and a first dielectric layer positioned on the first aluminum oxide layer and including a material different from the first aluminum oxide layer.

公开(公告)号：US20220260272A1

公开(公告)日：2022-08-18

申请号：US17623084

申请日：2019-06-27

Applicant: LG ELECTRONICS INC.

Inventor： Sungjin KIM ,  Jingyeong KIM ,  Taehyun KIM

IPC: F24F11/65 ,  G05B19/042 ,  F24F11/56 ,  F24F11/46 ,  G06V10/774 ,  G06V40/16

Abstract: An artificial intelligence (AI)-based air conditioner can include a communication unit and a processor. The communication can receive an image including member data from an image acquisition device, where the member data are associated with one or more different members of a member group and are used to distinguish the members from each other. The processor can recognize the member data from the received image, acquire operation data including operation conditions of the air conditioner, which are desired by the members, based on the recognized member data, store member information including the member data and the operation data in a database, analyze the operation conditions of the air conditioner, which are desired by the members, with respect to each member based on the member information corresponding to the member group stored in the database, and autonomously driving the air conditioner for the different members based on the analyzed operation conditions.

公开(公告)号：US20210358502A1

公开(公告)日：2021-11-18

申请号：US16487415

申请日：2019-06-07

Applicant: LG ELECTRONICS INC.

Inventor： Sungjin KIM ,  Dongho KIM ,  Jingyeong KIM ,  Taehyun KIM

IPC: G10L15/30 ,  G10L15/183 ,  G10L15/34 ,  G10L15/06

Abstract: Disclosed herein is a speech recognition method in a distributed network environment. A method of performing a speech recognition operation in an edge computing device includes receiving a natural language understanding (NLU) model from the cloud server, storing the received NLU model, receiving voice data spoken by a user from the client device, performing a natural language processing operation on the received voice data using the NLU model, performing speech recognition according to the natural language processing operation, and transmitting a result of the speech recognition to the client device.
At least one of the edge computing device, a voice recognition device, and a server may be associated with an artificial intelligence module, a drone (an unmanned aerial vehicle (UAV)), a robot, an augmented reality (AR) device, a virtual reality (VR) device, a device related to a 5G service, and the like.

公开(公告)号：US20210331647A1

公开(公告)日：2021-10-28

申请号：US16488183

申请日：2019-03-18

Applicant: LG ELECTRONICS INC.

Inventor： Kokeun KIM ,  Jihye KIM ,  Sooyoung SIM ,  Beomoh KIM ,  Sungjin KIM

IPC: B60R25/25 ,  B60R25/34 ,  B60W40/08 ,  G06K9/00

Abstract: An in-vehicle complex biometric authentication system includes: a sensor to sense a driver's boarding of a vehicle; a controller to perform driver authentication based on biometric information sensed by multiple biometric sensors when driver's boarding in a vehicle is detected by the sensor, and to collect driver's identification information and driving habit information during operation of a vehicle when the driver authentication is succeeded; and a memory to store the identification information and driving habit information as implicit authentication information, wherein the controller further detects situation recognition information related to the implicit authentication information, after the driver authentication is succeeded, and determines whether to perform additional authentications based on the matching result of the detected situation recognition information with the implicit authentication information. According the present invention, the system can provide a biometric authentication system to which the IOT is applied.

公开(公告)号：US20210141887A1

公开(公告)日：2021-05-13

申请号：US17155908

申请日：2021-01-22

Applicant: LG ELECTRONICS INC.

Inventor： Kokeun KIM ,  Sooyoung SIM ,  Shinjae KANG ,  Sungjin KIM

IPC: G06F21/32 ,  G06F21/45

Abstract: An electronic device for performing multimodal biometric authentication, includes a first biometric sensor configured to sense first biometric information; a second biometric sensor configured to sense second biometric information; a security module configured to set a multidimensional variable determination criterion including context information at the time of sensing at least one of the first biometric information and the second biometric information, perform a first user authentication by applying the multidimensional variable determination criterion to a matching score for the first biometric information or the second biometric information, and determine whether or not to perform a second user authentication using remaining biometric information based on a result of the first user authentication; and a controller configured to control an operation of the electronic device based on at least one of the result of the first user authentication and a result of the second user authentication carried out by the security module.