Display apparatus providing expanded eye box

A display device is provided. The display device includes: an image generator which generates images using light; a holographic optical element which spatially focuses multiple images corresponding to one image as signal light at different points when one image is incident as reference light; and an...

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Bibliographic Details
Main Authors YANG, DAE HO, SEO, WON TAEK, SHIN, BONG SU, KIM, SUN IL, SUNG, KI YOUNG
Format Patent
LanguageEnglish
Korean
Published 09.05.2023
Subjects
CINEMATOGRAPHY
ELECTROGRAPHY
HOLOGRAPHIC PROCESSES OR APPARATUS
HOLOGRAPHY
OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
OPTICS
PHOTOGRAPHY
PHYSICS
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Summary:A display device is provided. The display device includes: an image generator which generates images using light; a holographic optical element which spatially focuses multiple images corresponding to one image as signal light at different points when one image is incident as reference light; and an image deflector which makes the image received from the image generator incident on the holographic optical element in a predetermined direction. 디스플레이 장치를 제공한다. 본 디스플레이 장치는, 광을 이용하여 영상을 생성하는 영상 생성기, 참조광으로서 하나의 영상이 입사되면 신호광으로서 하나의 영상에 대응하는 복수 개의 영상을 공간적으로 서로 다른 지점에 포커싱시키는 홀로그래픽 광학 소자 및 영상 생성기로부터 수신된 영상을 홀로그래픽 광학 소자에 소정 방향으로 입사시키는 영상 편향기를 포함한다.
Bibliography:Application Number: KR20210148479