公开(公告)号：US09720547B2

公开(公告)日：2017-08-01

申请号：US14019922

申请日：2013-09-06

Applicant: Samsung Electronics Co., Ltd.

Inventor： Won-taek Seo ,  Seung-hoon Han ,  Hong-seok Lee ,  Wan-joo Maeng

IPC: G06F3/042

CPC classification number: G06F3/0421 ,  G06F2203/04109

Abstract: An optical apparatus includes a touch substrate; a waveguide layer arranged on the touch substrate, the waveguide layer including a plurality of waveguides; an optical output structure arranged on the waveguide layer and configured to output light propagating in the plurality of waveguides at touched locations on the touch substrate; a gap layer arranged to provide a predetermined gap between the waveguide layer and the optical output structure; and an optical system, which projects light output by the optical output structure.

公开(公告)号：US10114268B2

公开(公告)日：2018-10-30

申请号：US14162149

申请日：2014-01-23

Applicant: SAMSUNG ELECTRONICS CO., LTD. ,  AJOU UNIVERSITY INDUSTRY-ACADEMIC COOPERATION FOUNDATION

Inventor： Seung-hoon Han ,  Wan-joo Maeng ,  Won-taek Seo ,  Hoon Song ,  Hae-kwan Oh ,  Kee-keun Lee

IPC: G02F1/33 ,  G02F1/11

Abstract: Provided is an acousto-optic device including an elastic medium; a meta structure formed on a first surface of the elastic medium, and an elastic-wave generating unit which generates an elastic wave in the elastic medium. The meta structure includes a first layer and a second layer that is formed on the first layer. The at least one of the first layer and the second layer includes a predetermined repetitive pattern.

公开(公告)号：US10254899B2

公开(公告)日：2019-04-09

申请号：US15634495

申请日：2017-06-27

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Won-taek Seo ,  Seung-hoon Han ,  Hong-seok Lee ,  Wan-joo Maeng

IPC: G03B21/16 ,  G06F3/042

Abstract: An optical apparatus includes a touch substrate; a waveguide layer arranged on the touch substrate, the waveguide layer including a plurality of waveguides; an optical output structure arranged on the waveguide layer and configured to output light propagating in the plurality of waveguides at touched locations on the touch substrate; a gap layer arranged to provide a predetermined gap between the waveguide layer and the optical output structure; and an optical system, which projects light output by the optical output structure.

公开(公告)号：US09417502B2

公开(公告)日：2016-08-16

申请号：US14723055

申请日：2015-05-27

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Seung-hoon Han ,  Wan-joo Maeng

IPC: G03H1/02 ,  G02F1/335 ,  G03H1/22 ,  G02B27/22

CPC classification number: G02F1/335 ,  G02B27/225 ,  G02F2202/32 ,  G03H1/02 ,  G03H1/2294 ,  G03H2001/2292 ,  G03H2225/21

Abstract: An acousto-optic device having a wide range of diffraction angle and an optical scanner, a light modulator, and a display apparatus using the acousto-optic device are provided. The acousto-optic device includes a core layer having a periodic photonic crystal structure in which unit cells of predetermined patterns are repeated, a first clad layer on a first surface of the core layer, the first clad layer having a refractive index that is different from a refractive index of the core layer, a second clad layer on a second surface of the core layer, the second surface being opposite the first surface, the second clad layer having a refractive index that is different from the refractive index of the core layer, and a sound wave generator configured to apply surface acoustic waves (SAW) to the core layer, the first clad layer, the second clad layer, or any combination thereof.

公开(公告)号：US09256113B2

公开(公告)日：2016-02-09

申请号：US13773357

申请日：2013-02-21

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Seung-hoon Han ,  Wan-joo Maeng ,  Sang-yoon Lee

IPC: G03H1/08 ,  G02F1/01 ,  G02F1/03 ,  G02F1/19 ,  G02F1/23

CPC classification number: G02F1/19 ,  G02F1/23

Abstract: A plasmonic modulator and an optical apparatus including the same are provided. The plasmonic modulator includes a first metal layer, and a second metal layer facing the first metal layer. The plasmonic modulator further includes a refractive index varying layer disposed between the first and second metal layers and including a varying refractive index, and an insulating nitride layer disposed between the refractive index varying layer and the first metal layer.

Abstract translation: 提供了等离子体激元调制器和包括它们的光学装置。 等离子体激元调制器包括第一金属层和面向第一金属层的第二金属层。 等离子体激元调制器还包括设置在第一和第二金属层之间并且包括变化的折射率的折射率变化层，以及设置在折射率变化层和第一金属层之间的绝缘氮化物层。