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公开(公告)号：US20160211993A1
公开(公告)日：2016-07-21
申请号：US15079391
申请日：2016-03-24
Applicant: SOLiD, INC.
Inventor： Yeongshin YEO
CPC classification number: H04L25/20 , H04L5/0098
Abstract: A device included in an analog distributed antenna system includes a first analog signal processing unit for receiving an analog communication signal, a first modulation/demodulation unit for converting a digital Ethernet signal received from an Ethernet network into an analog Ethernet signal, a multiplexing unit for multiplexing the analog communication signal signal-processed by the analog signal processing unit and the analog Ethernet signal converted by the modulation/demodulation unit, and a transmission unit for transmitting, to other devices included in the analog distributed antenna system, the analog communication signal and the analog Ethernet signal, which are multiplexed by the multiplexing unit.
Abstract translation: 包括在模拟分布式天线系统中的装置包括用于接收模拟通信信号的第一模拟信号处理单元，用于将从以太网网络接收的数字以太网信号转换为模拟以太网信号的第一调制/解调单元，用于 复用由模拟信号处理单元信号处理的模拟通信信号和由调制/解调单元转换的模拟以太网信号;以及发送单元，用于向模拟分布式天线系统中包括的其他设备发送模拟通信信号和 模拟以太网信号，由复用单元复用。
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公开(公告)号：US20160204848A1
公开(公告)日：2016-07-14
申请号：US15079687
申请日：2016-03-24
Applicant: SOLiD, INC.
Inventor： Yongki CHO
CPC classification number: H04B7/15507 , H04B1/40 , H04B7/022 , H04B7/04 , H04B7/15535 , H04W88/085 , H04W92/12
Abstract: A base station signal matching device is a base station signal matching device mounted in a distributed antenna system for amplifying a received base station signal and transmitting the amplified base station signal to a user terminal. The base station signal matching device includes a first unit for generating first and second branch base station signals by using a power division function based on the base station signal, and transmitting the second branch base station signal to a third unit, and a second unit for matching the first branch base station signal to be suitable for signal processing of the distributed antenna system.
Abstract translation: 基站信号匹配装置是安装在分布式天线系统中的基站信号匹配装置，用于放大接收到的基站信号并将放大的基站信号发送给用户终端。 基站信号匹配装置包括：第一单元，用于通过使用基于该基站信号的功率分配功能产生第一和第二分支基站信号，并将第二分支基站信号发送到第三单元;以及第二单元， 匹配第一分支基站信号以适合分布式天线系统的信号处理。
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公开(公告)号：US11923657B2
公开(公告)日：2024-03-05
申请号：US17141505
申请日：2021-01-05
Applicant: SOLiD, INC.
Inventor： Won Song Chang
IPC: H01S5/042 , H04B10/50 , H04B10/516
CPC classification number: H01S5/042 , H04B10/503 , H04B10/5161
Abstract: Provided are a laser diode driver for a multilevel optical signal and a multilevel optical signal transmission device including the same, wherein the laser diode driver includes: a clock generator configured to generate and output a clock signal; a first latch configured to delay output of data corresponding to a first timing of the clock signal from among data sequentially input at each data input period; a second latch configured to delay output of data corresponding to a second timing of the clock signal from among data sequentially input at each data input period; a first synchronization processor configured to output a signal corresponding to the data input by the first latch according to the clock signal; and a second synchronization processor configured to output a signal corresponding to the data input by the second latch according to the clock signal.
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公开(公告)号：US11817918B2
公开(公告)日：2023-11-14
申请号：US17272937
申请日：2019-07-25
Applicant: Solid, Inc.
Inventor： Ho Sik Jang , Hoo Pyo Hong , Hyong Ho Kim , Dong Hee Kwon , Kyung Eun Han , Jin Hwa Ku , Dae Young Kim , Young Man Cho
CPC classification number: H04B7/022 , H04B7/2609 , H04B17/11 , H04B17/15 , H04B17/29 , H04Q3/0075 , H04Q3/0087 , H04Q2213/13098 , H04Q2213/145 , H04Q2213/167
Abstract: A distributed antenna system of the present invention implements duplication by a method of configuring a first headend unit and a second headend unit in an active state or in a standby state and connecting a hub unit or a remote unit to the first headend unit and the second headend unit and by a method of connecting, through a redundancy link, a hub unit or remote units of a branch group branched from and connected to each headend unit, activating the redundancy link according to the control of an active headend unit when an error occurs in a frame transmission path, and changing logical port states of a hub unit or remote units that cannot transmit frames due to the error in order to change the frame transmission path so that frame transmission is possible through the activated redundancy link.
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公开(公告)号：US11791921B2
公开(公告)日：2023-10-17
申请号：US17120843
申请日：2020-12-14
Applicant: SOLiD, INC.
Inventor： Donghee Kwon , Hoopyo Hong
IPC: H04J3/06
CPC classification number: H04J3/0673 , H04J3/0641 , H04J3/0667 , H04J3/0697
Abstract: A synchronization method of a communication network, the synchronization method comprises monitoring a connection state of second communication nodes that are synchronized using a synchronization signal provided through a first communication node to which a synchronization source is connected, determining whether the number of the connected second communication nodes exceeds a reference value according to a result of the monitoring and switching a synchronization mode of at least one second communication node when the number of the second communication nodes exceeds a reference value.
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Patent Agency Ranking
公开(公告)号：US20230023553A1
公开(公告)日：2023-01-26
申请号：US17727755
申请日：2022-04-24
Applicant: SOLiD, Inc.
Inventor： Ho Sik JANG , Hoo Pyo HONG , Woo Jae KIM , Dong Hee KWON , Jeong Won KANG
Abstract: A method of combining compressed uplink signals according to one aspect of the present disclosure is a method of combining IQ data of uplink signals compressed without decompression by a block floating point compression method, a block scaling compression method, or a -law compression method.
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公开(公告)号：US20220408386A1
公开(公告)日：2022-12-22
申请号：US17834377
申请日：2022-06-07
Applicant: SOLiD, INC.
Inventor： Ok Jin KIM
Abstract: Provided is a method of outputting a synchronization signal in a communication node comprising: receiving communication connection information from a terminal, identifying detectable position information of a synchronization signal block (SS block) included in the communication connection information, setting a position of the SS block based on the identified detectable position information, and outputting the SS block based on the set position.
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公开(公告)号：US11476960B2
公开(公告)日：2022-10-18
申请号：US17319357
申请日：2021-05-13
Applicant: SOLiD, INC.
Inventor： Nag Won Kwon
IPC: H04B17/40 , H04B7/155 , H04W56/00 , H04B17/336
Abstract: Provided is an SINR measurement method of a repeater, the SINR measurement method including: obtaining SSBs from a plurality of base stations; obtaining cross-correlation for each of PSS symbols included in the obtained SSBs; measuring noise power based on the obtained SSBs; obtaining signal power and interference signal power based on a dot product of the cross-correlation for each of the PSS symbols; and measuring the SINR based on the signal power, the interference signal power, and the noise power.
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公开(公告)号：US11438060B2
公开(公告)日：2022-09-06
申请号：US16514516
申请日：2019-07-17
Applicant: SOLiD, INC.
Inventor： Jaeyoung Heo , Kyungmin Kim , Gilkook Kim , Bumsoo Park , Chinhyoung An
IPC: H04B10/118 , H04B10/079 , H04B7/185 , H04B10/2575 , H04W56/00
Abstract: A satellite signal relay system according to an embodiment of the inventive concept includes: a plurality of remote units configured to receive an analog satellite signal, to convert the analog satellite signal into a digital satellite signal, to generate a characteristic signal for the analog satellite signal, to generate a transmission frame based on the digital satellite signal and the characteristic signal, and to convert the transmission frame into an optical transmission frame; and a central unit configured to convert optical transmission frames received from the plurality of remote units into transmission frames through an optical transmission medium, respectively, to extract a digital satellite signal and a characteristic signal from each of the converted transmission frames, and to convert any one of the extracted digital satellite signals into an analog satellite signal based on the extracted characteristics signals.
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公开(公告)号：US20220278817A1
公开(公告)日：2022-09-01
申请号：US17634765
申请日：2020-08-13
Applicant: SOLiD, INC. of SOLiD Space , HUNERGY CO., LTD.
Inventor： Nagwon KWON , Jongkuan LEE
Abstract: Provided is a method of operating a repeater operating in a time division duplex (TDD) mode which comprises detecting a synchronization signal from a received signal, determining a type of a communication period based on the detected synchronization signal and controlling an operation of a signal linearizer based on the determined type of the communication period.
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