公开(公告)号：US20180059324A1

公开(公告)日：2018-03-01

申请号：US15795626

申请日：2017-10-27

Applicant: HUAWEI TECHNOLOGIES CO., LTD.

Inventor： Xin TU ,  Yuming WEI ,  Hongyan FU

IPC: G02B6/27 ,  G02B6/14

CPC classification number: G02B6/2766 ,  G02B6/14 ,  G02B6/34

Abstract: A polarization rotator and an optical signal processing method are disclosed. A first transceiving waveguide includes a first end and a second end; a polarization rotation region waveguide includes a first waveguide and a second waveguide, where the first waveguide is located above the second waveguide, the first waveguide is connected to the second end of the first transceiving waveguide, the first waveguide and the second waveguide are non-linear profile waveguides; a mode conversion region waveguide includes a third waveguide and a fourth waveguide, where the third waveguide is connected to the second waveguide, the fourth waveguide is on a same horizontal plane as the third waveguide and the second waveguide, the third waveguide and the fourth waveguide are non-linear profile waveguides; and the second transceiving waveguide includes a third end and a fourth end, where the third end of the second transceiving waveguide is connected to the fourth waveguide.

公开(公告)号：US20160195792A1

公开(公告)日：2016-07-07

申请号：US15068158

申请日：2016-03-11

Applicant: Huawei Technologies Co., Ltd.

Inventor： Jian WANG ,  Jifang HE ,  Hongyan FU

IPC: G02F1/35 ,  G02B6/293 ,  H04J14/02 ,  G02F1/355 ,  H04J14/06 ,  G02B6/27 ,  G02F1/365

CPC classification number: G02F1/3521 ,  G02B6/2746 ,  G02B6/2766 ,  G02B6/29361 ,  G02B6/2938 ,  G02F1/353 ,  G02F1/3558 ,  G02F1/365 ,  G02F2/004 ,  G02F2002/006 ,  H04B10/291 ,  H04J14/02 ,  H04J14/06 ,  H04Q11/0005 ,  H04Q2011/0035 ,  H04Q2213/1301

Abstract: An all-optical information exchange device and method are provided. The all-optical information exchange device includes: a second-order nonlinear optical waveguide, a first optical coupler, a third optical coupler, a fourth optical coupler, a first optical filter, a second optical filter and a first polarization controller; the first optical filter is transmissive to a first wavelength/waveband signal light, and the second optical filter is transmissive to a second wavelength/waveband signal light during use.

Abstract translation: 提供全光信息交换装置和方法。 全光信息交换装置包括：二阶非线性光波导，第一光耦合器，第三光耦合器，第四光耦合器，第一滤光器，第二滤光器和第一偏振控制器; 第一滤光器对第一波长/波段信号光透射，并且第二滤光器在使用期间对第二波长/波段信号光透射。