国家/地区 中国（5）
IPC部 H（3） C（2）
IPC大类 C01（2） H01（2）
IPC小类 C01B（2） H01S（2）
IPC C01B032/194（2）
发明人 CHEN F（5）
公开年 2021（2）
申请年 2019（2）  2020（2） 
专利权人 CHANGCHUN INST OPTICS FINE MECHANICS P（5）

Bidirectional photoacoustic communication system has decoder for analyzing Doppler shift amount carried in optical current signal to obtain vibration spectrum and amplitude of photo-induced sound device.

CHEN Y, SUN J, PAN Q, ZHANG K, YU D, CHEN F, HE Y

Graphene based main oscillation power amplifier, has substrate that is facing surface of beam expanding collimating device, where surface of beam expanding collimating device is provided with reflection type graphene optical isolator.

GUO J, PAN Q, CHEN F, ZHANG R, YU D, ZHANG K, SUN J, SHAO C, ZHANG L

Green light laser, has pumping source located on horizontal plane and on central axis, where surface of sheet laser crystal close to coupling lens group is provided with base frequency light high-reflection film.

SUN J, CHEN F, HE Y, ZHANG K, PAN Q, YU D, QU J

Graphene material with regularly arranged hole structure is obtained by compositing graphene material on template material and using chemical etching or laser process.

WANG C, CHEN X, SHAO J, CHEN F

Preparation of graphene-phthalocyanine composite material by combining modified graphene material having regularly arranged pore structure and modified phthalocyanine material.

WANG C, CHEN X, SHAO J, CHEN F