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.