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公开(公告)号：US20230155678A1
公开(公告)日：2023-05-18
申请号：US17900403
申请日：2022-08-31
Applicant: Electronics and Telecommunications Research Institute , Global Lifi Partners Korea Co., Ltd.
Inventor： Jin Doo JEONG , Sang-Kyu LIM
IPC: H04B10/116 , H04B1/707 , H04L27/26
CPC classification number: H04B10/116 , H04B1/707 , H04L27/2613
Abstract: Provided are a pulse-matched filter-based packet detection apparatus and method. The packet detection apparatus includes a photoelectric converter for converting an optical wireless communication signal into an electrical signal, an analog-to-digital converter (ADC) for converting the electrical signal into a digital signal, a pulse-matched filter for outputting a first correlation representing a correlation between a pulse obtained by oversampling a modulated pulse and the digital signal, a correlator for outputting a second correlation representing a correlation between the first correlation and a preamble code, a packet detection signal generator for generating a packet detection signal by comparing the second correlation and a packet detection threshold value, and a demodulator for demodulating the digital signal based on the packet detection signal.
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2.发明公开公开(公告)号：US20240231332A9
公开(公告)日：2024-07-11
申请号：US18228157
申请日：2023-07-31
Inventor： Jin Doo JEONG , IL Woo LEE
IPC: G05B19/418
CPC classification number: G05B19/4185 , G05B2219/23102
Abstract: A method and apparatus for determining the suitability of a network configuration for a factory energy management system (FEMS) are provided. The method includes receiving an energy management level for obtaining the suitability of a network configuration for an FEMS, receiving second parameters according to the energy management level among first parameters set for the network configuration, receiving a communication characteristics matrix and a communication adaptability matrix for communication schemes usable for the network configuration, obtaining a communication characteristics metric matrix by normalizing the communication characteristics matrix, based on the second parameters and the communication characteristics matrix, obtaining a communication adaptability metric matrix by normalizing the communication adaptability matrix, based on the energy management level, the second parameters, and the communication adaptability matrix, and determining the suitability of the network configuration at the energy management level based on the communication characteristics metric matrix and the communication adaptability metric matrix.
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Patent Agency Ranking
3.发明申请公开(公告)号：US20170195137A1
公开(公告)日：2017-07-06
申请号：US15396947
申请日：2017-01-03
Inventor： Jin Doo JEONG , Wan Ki PARK , Il Woo LEE
CPC classification number: H04L12/66 , H04L1/0061 , H04L5/16 , H04L67/04 , H04L67/12 , H04L67/28 , H04W4/80 , H04W76/14 , H04W76/16 , H04W84/12 , H04W88/06 , H04W88/16
Abstract: A network apparatus for interconnecting heterogeneous networks and an interconnecting method thereof. The network apparatus includes a communicator configured to communicate with a heterogeneous network apparatus using the same frequency band, to communicate with the heterogeneous network apparatus through a gateway in a first communication module, and to perform direct two-way communication with the heterogeneous network apparatus in a second communication mode; and a processor configured to determine a signal received through the communicator, and to determine a communication mode with the heterogeneous communication network.
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4.发明公开公开(公告)号：US20240146615A1
公开(公告)日：2024-05-02
申请号：US18378283
申请日：2023-10-10
Inventor： Jin Doo JEONG , IL Woo LEE
IPC: H04L41/14 , H04L41/0803
CPC classification number: H04L41/145 , H04L41/0803 , H04L67/12
Abstract: A method of constructing a factory energy management system (FEMS) network and an apparatus for performing the same are provided. The method includes obtaining a first metric and a second metric based on configuration information of the FEMS network and optimizing distribution of repeaters included in the network based on the first metric and the second metric.
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5.发明公开公开(公告)号：US20240134355A1
公开(公告)日：2024-04-25
申请号：US18228157
申请日：2023-07-30
Inventor： Jin Doo JEONG , IL Woo LEE
IPC: G05B19/418
CPC classification number: G05B19/4185 , G05B2219/23102
Abstract: A method and apparatus for determining the suitability of a network configuration for a factory energy management system (FEMS) are provided. The method includes receiving an energy management level for obtaining the suitability of a network configuration for an FEMS, receiving second parameters according to the energy management level among first parameters set for the network configuration, receiving a communication characteristics matrix and a communication adaptability matrix for communication schemes usable for the network configuration, obtaining a communication characteristics metric matrix by normalizing the communication characteristics matrix, based on the second parameters and the communication characteristics matrix, obtaining a communication adaptability metric matrix by normalizing the communication adaptability matrix, based on the energy management level, the second parameters, and the communication adaptability matrix, and determining the suitability of the network configuration at the energy management level based on the communication characteristics metric matrix and the communication adaptability metric matrix.
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公开(公告)号：US20220337483A1
公开(公告)日：2022-10-20
申请号：US17665351
申请日：2022-02-04
Inventor： Jin Doo JEONG , Il Woo LEE
IPC: H04L41/12 , H04L41/0803
Abstract: The method for configuring the network of a factory energy management system (FEMS) includes receiving a parameter set for configuration of the network, generating a diagram based on a characteristic for the parameter of each of communication schemes available for configuration of the network, determining, based on the diagram, a communication characteristic matrix including a characteristic value representing the characteristic for the parameter of each of the communication schemes, determining a correlation matrix representing a weight for the parameter in each process to be managed by the FEMS, deriving a communication adaptability matrix by applying the weight corresponding to the parameter for each process of the correlation matrix to the characteristic value for the parameter of each of the communication schemes included in the communication characteristic matrix, and determining a communication scheme to be applied for each process from among the communication schemes using the communication adaptability matrix.
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公开(公告)号：US20150137986A1
公开(公告)日：2015-05-21
申请号：US14260676
申请日：2014-04-24
Inventor： Hyun Chul KANG , Tae Gyu KANG , In Su KIM , Jong Woo CHOI , Jin Doo JEONG , Jung Sik SUNG , Seong Hee PARK , Hyun Joo KANG
Abstract: Disclosed are a safety communication system and a method thereof that provide a risk occurrence position and a notification function, and more particularly, disclosed is communication technology including a sensor based lighting for rapidly responding to a risk situation. The safety communication system according to an exemplary embodiment of the present invention includes: a device sensing a risk situation; a lighting crime prevention system analyzing risk situation data received from the device and including a position ID to generate situation data; and a lighting control system controlling an operation of a lighting depending on the situation data.
Abstract translation: 公开了提供风险发生位置和通知功能的安全通信系统及其方法，更具体地，公开了包括用于快速响应风险状况的基于传感器的照明的通信技术。 根据本发明的示例性实施例的安全通信系统包括：感测风险状况的设备; 分析从设备接收到的风险状况数据并包括位置ID以产生状况数据的照明犯罪预防系统; 以及照明控制系统，其根据情况数据来控制照明的操作。
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