公开(公告)号：US20210157212A1

公开(公告)日：2021-05-27

申请号：US17167872

申请日：2021-02-04

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Kanghee WON ,  Young KIM ,  Byonggwon SONG ,  Hoon SONG ,  Jungkwuen AN ,  Hongseok LEE

IPC: G02F1/29

Abstract: Provided are a light deflector and a light output device including the light deflector, the light deflector including a first electrode layer and a second electrode layer that are spaced apart from each other and facing each other, and a deflection layer configured to deflect incident light thereon based on a voltage applied to the first electrode layer and the second electrode layer, wherein the first electrode layer includes a plurality of electrode elements that are spaced apart from each other, and a resistor that is in contact with at least part of the plurality of electrode elements and in which a voltage drop is generated.

公开(公告)号：US20210126142A1

公开(公告)日：2021-04-29

申请号：US16848165

申请日：2020-04-14

Applicant: Samsung Electronics Co., Ltd.

Inventor： Jeongyub LEE ,  Woong KO ,  Changseung LEE ,  Hongkyu PARK ,  Chanwook BAIK ,  Hongseok LEE ,  Wonjae JOO

IPC: H01L31/0352 ,  H01L31/105 ,  H01L27/144 ,  H01L31/0288 ,  H01L31/0224 ,  H01L31/02 ,  H01L31/18

Abstract: A meta optical device configured to sense incident light includes a plurality of nanorods each having a shape dimension less than a wavelength of the incident light. Each nanorod includes a first conductivity type semiconductor layer, an intrinsic semiconductor layer, and a second conductivity type semiconductor layer. The meta optical device may separate and sense wavelengths of the incident light.

公开(公告)号：US20210072701A1

公开(公告)日：2021-03-11

申请号：US16813905

申请日：2020-03-10

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Changkun LEE ,  Wontaek SEO ,  Geeyoung SUNG ,  Bongsu SHIN ,  Hongseok LEE

IPC: G03H1/26 ,  G02B5/32

Abstract: Provided a display apparatus including a light source configured to emit illumination light, a display panel configured to generate an image based on the illumination light, an image processor configured to provide image data to the display panel to cause the display panel to generate a first image and a second image which travel in different directions, and an optical system configured to separate the first image and the second image displayed on the display panel, wherein the image processor is further configured to provide the display panel with composite image data obtained by adding first image data to which a first phase profile is applied and second image data to which a second phase profile different from the first phase profile is applied.

公开(公告)号：US20200348459A1

公开(公告)日：2020-11-05

申请号：US16931151

申请日：2020-07-16

Applicant: SAMSUNG ELECTRONICS CO, LTD.

Inventor： Juwon SEO ,  Wontaek SEO ,  Geeyoung SUNG ,  Changkun LEE ,  Hongseok LEE ,  Jaeseung CHUNG

IPC: G02B5/32 ,  G02B27/01 ,  G03H1/22

Abstract: A holographic display apparatus for providing an expanded viewing window includes a spatial filter configured to separate a plurality of holographic images generated by the hologram pattern displayed on the spatial light modulator from a plurality of lattice spots generated by a physical structure of the spatial light modulator. The spatial filter includes a plurality of color filters or a plurality of dichroic mirrors separating a first color image, a second color image, and a third color image from a first color lattice spot, a second color lattice spot, and a third color lattice spot.

公开(公告)号：US20200035027A1

公开(公告)日：2020-01-30

申请号：US16237063

申请日：2018-12-31

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Geeyoung SUNG ,  Yuntae KIM ,  Changkun LEE ,  Hongseok LEE

IPC: G06T19/00 ,  G06T15/20 ,  G02B27/26 ,  G02B3/14 ,  G06F3/01 ,  H04N13/383

Abstract: A three-dimensional (3D) image display device includes a display device; a variable focus optical system configured to focus the 3D image formed by the display device on a reference plane, a processor configured to determine a representative depth value of the 3D image by selecting a depth position, from among a plurality of depth positions corresponding to the 3D image, as the representative depth value, and control the variable focus optical system to adjust the reference plane by adjusting a focal point of the variable focus optical system based on the representative depth value; and a transfer optical system configured to transfer the 3D image focused on the reference plane to a pupil of an observer.

公开(公告)号：US20200004018A1

公开(公告)日：2020-01-02

申请号：US16195272

申请日：2018-11-19

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Changkun LEE ,  Yuntae KIM ,  Geeyoung SUNG ,  Wontaek SEO ,  Hongseok LEE

IPC: G02B27/01 ,  G02B5/30

Abstract: Provided are a display apparatus and an electronic device including the display apparatus. The display apparatus may include a first optical combiner; a second optical combiner spaced apart from the first optical combiner; a first image forming device configured to provide a first image to the first optical combiner; a second image forming device configured to provide a second image to the second optical combiner; and a shared optical system arranged between the first and second optical combiners and the first and second image forming devices, wherein the shared optical system may include a shared optical path through which the first image and the second image are provided the first optical combiner and the second optical combiner, respectively.

公开(公告)号：US20190331980A1

公开(公告)日：2019-10-31

申请号：US16121392

申请日：2018-09-04

Applicant: SAMSUNG ELECTRONICS CO., LTD. ,  SOGANG UNIVERSITY RESEARCH FOUNDATION

Inventor： Young KIM ,  Kanghee WON ,  Himchan PARK ,  Jinwook BURM ,  Hoon SONG ,  Hongseok LEE

IPC: G02F1/29

Abstract: A beam deflector, a holographic display device including the beam deflector, and a method of driving the beam deflector are provided. The beam deflector includes first electrodes spaced apart from each other on a first substrate, second electrodes spaced apart from each other on a second substrate, a liquid crystal layer between the first substrate and the second substrate, and a controller configured to cause active prisms to be formed in the liquid crystal layer and to form a floating zone by turning off a voltage of at least one of the first electrode and the second electrode disposed between adjacent ones of the active prisms.

公开(公告)号：US20190266704A1

公开(公告)日：2019-08-29

申请号：US16032830

申请日：2018-07-11

Applicant: SAMSUNG ELECTRONICS CO., LTD. ,  University of Seoul Industry Cooperation Foundation

Inventor： Hojung KIM ,  Kichul KIM ,  Yongkyu KIM ,  Hongseok LEE

IPC: G06T3/40 ,  G06T7/11

Abstract: A method and apparatus for processing image data are provided. An image data processing apparatus includes: a receiver configured to receive image data that represents a current frame; and a processor configured to perform an inverse fast Fourier Transform (IFFT) computation with respect to a first region of the current frame, and to obtain an IFFT computation result with respect to a second region of the current frame by using a result of the IFFT computation with respect to the first region.

公开(公告)号：US20190171005A1

公开(公告)日：2019-06-06

申请号：US15964888

申请日：2018-04-27

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Changkun LEE ,  Wontaek SEO ,  Geeyoung SUNG ,  Hongseok LEE

IPC: G02B27/00 ,  G02B27/01 ,  G02B27/14 ,  F21V8/00

CPC classification number: G02B27/0056 ,  G02B6/0026 ,  G02B6/005 ,  G02B27/0037 ,  G02B27/0172 ,  G02B27/141 ,  G02B27/283 ,  G02B2027/0107 ,  G02B2027/0116 ,  G02B2027/0174 ,  G02B2027/0178

Abstract: A multi-image display apparatus for augmented reality (AR) or mixed reality (MR) includes a diffractive optical lens element, an image forming device configured to form a first image including a first color image, a second color image, and a third color image, and an optical system configured to transfer the first image and a second image to the diffractive optical lens element, the second image transferred along a path different from a path of the first image. The optical system is configured to offset chromatic aberration of the diffractive optical lens element by providing different optical path lengths for the first color image, the second color image, and the third color image.

公开(公告)号：US20190155217A1

公开(公告)日：2019-05-23

申请号：US15954144

申请日：2018-04-16

Applicant: SAMSUNG ELECTRONICS CO., LTD. ,  University of Seoul Industry Cooperation Foundation

Inventor： Hojung KIM ,  Kichul KIM ,  Yongkyu KIM ,  Hongseok LEE

IPC: G03H1/08 ,  G06T1/20 ,  G06T1/60 ,  G03H1/04

CPC classification number: G03H1/0891 ,  G03H1/0443 ,  G03H1/0808 ,  G03H2226/02 ,  G06T1/20 ,  G06T1/60

Abstract: An image processing system for processing image data includes an image processing apparatus configured to process the image data to generate a hologram image; and a first memory and a second memory that store the image data. The image processing apparatus performs a first process and a second process in parallel, wherein the first process includes reading first data from the first memory and writing the first data to the second memory, and the second process includes reading second data from the second memory and writing the second data to the first memory.