公开(公告)号：US20220179233A1

公开(公告)日：2022-06-09

申请号：US17543356

申请日：2021-12-06

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Vladimir Nikolayevich BORISOV ,  Svetlana Vladimirovna DANILOVA ,  Ilia Valer'evich MALYSHEV ,  Nikolay Victorovich MURAVEV ,  Mikhail Vyacheslavovich POPOV ,  Stanislav Aleksandrovich SHTYKOV ,  Alexander Alekseyevich ASPIDOV

IPC: G02B30/56 ,  G02B27/10

Abstract: A mid-air image display device and an operation method thereof are provided. The mid-air image display device includes: a projection system configured to generate a light beam for an image; at least one positive lens; and a light multiplication module comprising a first transmission grating, a second transmission grating, a waveguide and a reflection grating, and configured to receive the light beam from the projection system and transmit the received light beam through the first transmission grating, the second transmission grating, the waveguide and the reflection grating, wherein the at least one positive lens is disposed on the light multiplication module, and configured to receive the light beam transmitted through the light multiplication module to form a mid-air image.

公开(公告)号：US20220066262A1

公开(公告)日：2022-03-03

申请号：US17395114

申请日：2021-08-05

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Svetlana Vladimirovna DANILOVA ,  Dmitriy Evgenyevich PISKUNOV ,  Nikolay Victorovich MURAVEV ,  Mikhail Vyacheslavovich POPOV

IPC: G02F1/1335 ,  G02F1/1343 ,  G02F1/1337

Abstract: An optical lens having a tunable focal length and a display device including the same are provided. The optical lens includes a control electrode including a plurality of electrode elements, an electroactive material layer provided on the control electrode, and a common electrode spaced apart from the control electrode. The electroactive material layer is interposed between the common electrode and the control electrode. The optical lens includes a plurality of bus sets, each bus set of the plurality of bus sets including a plurality of buses, wherein the plurality of bus sets include a first bus set and a second bus set, the first bus set is configured to apply a first voltage to the plurality of electrode elements to generate a first phase profile of light, and the second bus set is configured to apply a second voltage to the plurality of electrode elements to generate a second phase profile of light.

公开(公告)号：US20220121031A1

公开(公告)日：2022-04-21

申请号：US17506291

申请日：2021-10-20

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Aleksandr Evgenyevich ANGERVAKS ,  Nikolay Viktorovich MURAVYEV ,  Vladimir Nikolaevich BORISOV ,  Roman Aleksandrovich OKUN ,  Gavril Nikolaevich VOSTRIKOV ,  Mikhail Vyacheslavovich POPOV

IPC: G02B27/01 ,  F21V8/00

Abstract: Provided is a waveguide guiding light to a target area, the waveguide including an input-coupling diffractive optical element (DOE) inputting the light into the waveguide, an expanding DOE expanding the light input into the waveguide through the input-coupling DOE, an output-coupling DOE outputting the light expanded in the waveguide by the expanding DOE to an outside of the waveguide, wherein the expanding DOE includes a plurality of expanding segments, and the output-coupling DOE includes a plurality of output-coupling segments.

公开(公告)号：US20220066389A1

公开(公告)日：2022-03-03

申请号：US17411916

申请日：2021-08-25

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Nikolay Victorovich MURAVEV ,  Vladimir Nikolaevich BORISOV ,  Mikhail Vyacheslavovich POPOV

IPC: G03H1/04 ,  G02B27/01

Abstract: Provided is an augmented reality (AR) device based on a waveguide with a holographic diffractive grating structure and an apparatus for recording the holographic diffractive grating structure. The apparatus includes a light source, a beam splitter, a first amplitude filter and a first triangular prism that are arranged on a path of a first light beam, and a second amplitude filter and a second triangular prism that are arranged on a path of a second light beam, in which a first part of the first light beam passes through the first triangular prism without attenuation, a second part of the first light beam passes through the first triangular prism after being attenuated, and the second light beam passes through the second triangular prism after being attenuated, and the holographic diffractive grating structure is recorded between the first triangular prism and the second triangular prism.

公开(公告)号：US20210055792A1

公开(公告)日：2021-02-25

申请号：US16996203

申请日：2020-08-18

Applicant: Samsung Electronics Co., Ltd.

Inventor： Gavril Nikolaevich VOSTRIKOV ,  Nikolay Victorovich MURAVEV ,  Dmitriy Evgenyevich PISKUNOV ,  Mikhail Vyacheslavovich POPOV

IPC: G06F3/01 ,  G01B11/26

Abstract: An eye-tracking electronic device is provided. The eye-tracking electronic device includes a scanner, at least two photodetectors configured to generate electric pulses when a scanning line reflected from a cornea is incident thereon, and at least one processor configured to generate at least one scanning line through the scanner, radiate the at least one scanning line to the cornea, and determine a direction of gaze based on time information when the at least two photodetectors generate the electrical pulses.

公开(公告)号：US20200225320A1

公开(公告)日：2020-07-16

申请号：US16627019

申请日：2018-08-10

Applicant: Samsung Electronics Co., Ltd.

Inventor： Aleksandr Vladimirovich BELSKIKH ,  Mikhail Vyacheslavovich POPOV ,  Stanislav Vladimirovich POLONSKY ,  Maksim Alekseyevich VILENSKY

IPC: G01S7/41 ,  G06K19/07 ,  G06K7/10 ,  G06N20/00 ,  G01S13/02

Abstract: A user identification device according to a disclosed embodiment includes a transmitter for scattering radio-frequency (RF) signals into tissues of a body part of a user, a receiver for receiving the RF signals having passed through the tissues of the body part of the user, a memory for storing parameters of a trained classification algorithm, and a processor for identifying the user by analyzing the received RF signals based on the trained classification algorithm by using the parameters of the trained classification algorithm in response to receiving the RF signals through the receiver.

公开(公告)号：US20170235144A1

公开(公告)日：2017-08-17

申请号：US15310013

申请日：2015-07-06

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Dmitry Evgenievich PISKUNOV ,  Aleksander Viktorovich MOROZOV ,  Mikhail Vyacheslavovich POPOV ,  Natalia Vladimirovna ZAKHAROVA ,  Nikolay Viktorovich MURAVEV

IPC: G02B27/01 ,  G02B5/32 ,  G02B6/34

CPC classification number: G02B27/0172 ,  G02B5/18 ,  G02B5/32 ,  G02B6/34 ,  G02B27/0081 ,  G02B2027/0118 ,  G02B2027/0134 ,  G02B2027/014 ,  G02B2027/0174 ,  G02B2027/0178 ,  G03H2001/2226

Abstract: A holographic see-through optical device, a stereoscopic imaging system including the same, and a multimedia head mounted system are provided. The holographic see-through optical device includes a micro display; a relay optical system, which relays an image generated by the micro display; at least one waveguide comprising at least two portions having different thicknesses or different refractive indexes; at least one first holographic optical element, which is arranged at one of the two portions; and at least one second holographic optical element, which is arranged at the other one of the two portions.