公开(公告)号：US11764892B2

公开(公告)日：2023-09-19

申请号：US17333378

申请日：2021-05-28

Applicant: SOLiD, INC.

Inventor： Bum Soo Park ,  Tae Hyeong Kim ,  Chi Young Park ,  Seung Hee Lee ,  Eun Sung Lee

IPC: H04J14/02 ,  H04B10/40

CPC classification number: H04J14/0241 ,  H04B10/40 ,  H04J14/0258 ,  H04J14/0264

Abstract: Provided is an optical transceiver including: a receiver configured to receive an optical transmission signal including wavelength information from another optical transceiver through a multiplexer/demultiplexer connected to the receiver; and a controller configured to identify a reception wavelength for communication with the other optical transceiver and to determine a wavelength corresponding to the reception wavelength as a transmission wavelength for communication with the other optical transceiver, based on the wavelength information included in the optical transmission signal.

公开(公告)号：US10763959B2

公开(公告)日：2020-09-01

申请号：US15777475

申请日：2016-11-18

Applicant: SOLiD, INC.

Inventor： Tae Hyeong Kim ,  Won Song Chang ,  Sun Keun Yu

IPC: H04B10/079 ,  H04J14/02 ,  H04B10/27

Abstract: A wavelength-setting auxiliary device according to an embodiment of the inventive concept includes an optical wavelength analyzer configured to transmit a test signal having a first wavelength to an optical line terminal, and to execute a central wavelength detection algorithm based on a result of detecting power of a return signal for the test signal to set optical wavelength information of a tunable optical module, and a connector connected to the tunable optical module for interfacing data transmitted between the optical wavelength analyzer and the tunable optical module.

公开(公告)号：US10312935B2

公开(公告)日：2019-06-04

申请号：US15757590

申请日：2016-03-07

Applicant: SOLiD, INC.

Inventor： Hee Cheol Yun ,  Seung Rog Choi ,  Sun Keun Yu ,  Tae Hyeong Kim

IPC: H03M7/30 ,  H04L1/00 ,  H04L27/26 ,  H04B10/516 ,  H04B10/2575

Abstract: There is provided a digital data compression device including a domain converter configured to perform frequency domain conversion on input digital I/Q data and output coefficient data corresponding to the digital I/Q data; a data converter configured to receive the coefficient data output from the domain converter and convert the input coefficient data of Cartesian coordinates into coefficient data of polar coordinates; and a quantizer configured to quantize the coefficient data of the polar coordinates output from the data converter.

公开(公告)号：US09853723B2

公开(公告)日：2017-12-26

申请号：US14786462

申请日：2013-09-24

Applicant: SOLID, INC.

Inventor： Tae Hyeong Kim ,  Jong Yeong Lim ,  Jongsin Kim ,  Eunho Lee

IPC: G02F1/00 ,  H04B10/038 ,  H04B10/032

CPC classification number: H04B10/038 ,  H04B10/032

Abstract: Disclosed is an optical network system including a upper network equipment, a lower network equipment, and a plurality of transfer network equipments connecting the upper network equipment and the lower network equipment through independent optical links, wherein the lower network equipment performs switching such that transmission and reception of an optical signal are performed through an optical link of a standby line when a failure occurs in at least one of an optical link used as a working line, an optical interface device associated with the working line in the upper network equipment, and a transfer network equipment associated with the working line.