Patents by Inventor Nikolay Victorovich MURAVEV
Nikolay Victorovich MURAVEV has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 11921399Abstract: An optical device including an achromatic phase doublet and a method of driving an optical device having reduced chromatic aberration is provided. The optical device includes an electroactive lens including an electroactive material layer, wherein the electroactive lens is configured to form a doublet phase function by applying a voltage to the electroactive material layer, the doublet phase function including a kinoform phase function and a harmonic lens phase function.Type: GrantFiled: May 12, 2022Date of Patent: March 5, 2024Assignee: Samsung Electronics Co., Ltd.Inventors: Vladislav Olegovich Tigaev, Svetlana Vladimirovna Danilova, Dmitriy Evgenyevich Piskunov, Gavril Nikolaevich Vostrikov, Nikolay Victorovich Muravev, Mikhail Viacheslavovich Popov
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Patent number: 11835922Abstract: 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.Type: GrantFiled: August 25, 2021Date of Patent: December 5, 2023Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Nikolay Victorovich Muravev, Vladimir Nikolaevich Borisov, Mikhail Vyacheslavovich Popov
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Patent number: 11698676Abstract: 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.Type: GrantFiled: August 18, 2020Date of Patent: July 11, 2023Assignee: Samsung Electronics Co., Ltd.Inventors: Gavril Nikolaevich Vostrikov, Nikolay Victorovich Muravev, Dmitriy Evgenyevich Piskunov, Mikhail Vyacheslavovich Popov
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Publication number: 20220291517Abstract: An optical device is provided. The optical device includes a display apparatus including the same, and a method of extending an optical path. The optical device includes at least one electroactive optical cell configured to adjust a phase profile of light, and an optical path extender to extend an optical path by allowing light to transmit through the at least one electroactive optical cell in opposite directions a plurality of times.Type: ApplicationFiled: May 27, 2022Publication date: September 15, 2022Inventors: Dmitriy Evgenyevich PISKUNOV, Svetlana Vladimirovna DANILOVA, Nikolay Victorovich MURAVEV
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Publication number: 20220269143Abstract: An optical device including an achromatic phase doublet and a method of driving an optical device having reduced chromatic aberration is provided. The optical device includes an electroactive lens including an electroactive material layer, wherein the electroactive lens is configured to form a doublet phase function by applying a voltage to the electroactive material layer, the doublet phase function including a kinoform phase function and a harmonic lens phase function.Type: ApplicationFiled: May 12, 2022Publication date: August 25, 2022Inventors: Vladislav Olegovich TIGAEV, Svetlana Vladimirovna DANILOVA, Dmitriy Evgenyevich PISKUNOV, Gavril Nikolaevich VOSTRIKOV, Nikolay Victorovich MURAVEV, Mikhail Viacheslavovich POPOV
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Patent number: 11360346Abstract: 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.Type: GrantFiled: August 5, 2021Date of Patent: June 14, 2022Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Svetlana Vladimirovna Danilova, Dmitriy Evgenyevich Piskunov, Nikolay Victorovich Muravev, Mikhail Vyacheslavovich Popov
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Publication number: 20220179233Abstract: 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.Type: ApplicationFiled: December 6, 2021Publication date: June 9, 2022Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Vladimir Nikolayevich BORISOV, Svetlana Vladimirovna DANILOVA, Ilia Valer'evich MALYSHEV, Nikolay Victorovich MURAVEV, Mikhail Vyacheslavovich POPOV, Stanislav Aleksandrovich SHTYKOV, Alexander Alekseyevich ASPIDOV
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Publication number: 20220171215Abstract: A display device is provided. The display device includes at least one virtual object image source, at least one display device for displaying a virtual object image, and at least one variable lens. The at least one variable lens includes at least two variable optical cells.Type: ApplicationFiled: February 22, 2022Publication date: June 2, 2022Inventors: Svetlana Vladimirovna DANILOVA, Vladislav Olegovich TIGAEV, Gavril Nikolaevich VOSTRIKOV, Nikolay Victorovich MURAVEV, Mikhail Viacheslavovich POPOV, Dmitriy Evgenyevich PISKUNOV
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Publication number: 20220107501Abstract: A near-eye display device, an augmented reality device including the near-eye display device, and an operation method of the near-eye display device are provided. The near-eye display device includes a first expanding waveguide including a first expanding diffractive grating and a second waveguide including a second diffractive grating. The first expanding diffractive grating and the second diffractive grating are located on different planes.Type: ApplicationFiled: December 15, 2021Publication date: April 7, 2022Inventors: Nikolay Victorovich MURAVEV, Dmitriy Evgenyevich PISKUNOV, Gavril Nikolaevich VOSTRIKOV, Andrey Nikolaevich PUTILIN
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Publication number: 20220066262Abstract: 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.Type: ApplicationFiled: August 5, 2021Publication date: March 3, 2022Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Svetlana Vladimirovna DANILOVA, Dmitriy Evgenyevich PISKUNOV, Nikolay Victorovich MURAVEV, Mikhail Vyacheslavovich POPOV
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Publication number: 20220066389Abstract: 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.Type: ApplicationFiled: August 25, 2021Publication date: March 3, 2022Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Nikolay Victorovich MURAVEV, Vladimir Nikolaevich BORISOV, Mikhail Vyacheslavovich POPOV
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Publication number: 20220057691Abstract: A tunable optical lens having an adjustable focal length includes an electro-active material layer, and a control electrode having a plurality of electrode components, wherein the control electrode includes at least two electrode patterns each of which is configured to generate one or more different diffraction zones, and the at least two electrode patterns are configured to generate different phase profiles from each other with respect to light transmitted through the at least two electrode patterns, when a voltage is applied to the control electrode.Type: ApplicationFiled: August 6, 2021Publication date: February 24, 2022Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Dmitriy Evgenyevich Piskunov, Svetlana Vladimirovna Danilova, Nikolay Victorovich Muravev
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Publication number: 20210055792Abstract: 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.Type: ApplicationFiled: August 18, 2020Publication date: February 25, 2021Inventors: Gavril Nikolaevich VOSTRIKOV, Nikolay Victorovich MURAVEV, Dmitriy Evgenyevich PISKUNOV, Mikhail Vyacheslavovich POPOV
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Publication number: 20200174250Abstract: Provided are an optical switch and an imaging system using the same. The optical switch includes an electrically controlled optical shutter configured to alternately pass and block light beams incident thereon; and a prism array comprising prisms separated from each other by a gap and configured to deflect the light beams that passed through the optical shutter by a predetermined deflection angle, and being positioned on the optical shutter, wherein the optical shutter is configured to operate in a first mode of operation in which the light beams incident towards the gaps between the prisms of the prism array are passed and the light beams incident towards the prisms are blocked and a second mode of operation in which the light beams incident towards the gaps between the prisms of the prism array are blocked and the light beams incident towards the prisms are passed.Type: ApplicationFiled: September 27, 2018Publication date: June 4, 2020Inventors: Nikolay Victorovich MURAVEV, Dmitriy Evgenyevich PISKUNOV, Jae-yeol RYU, Aleksander Victorovich MOROZOV, Mikhail Viacheslavovich POPOV, Stanislav Vladimirovich POLONSKY, Andrey Nikolaevich PUTILIN
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Patent number: 10656421Abstract: It is provided that a lightguide structure comprising: a first portion disposed to receive light rays emitted by an external display, a second portion disposed to provide, to a second surface facing a viewer, the light rays from the first portion and ambient light, wherein the second portion has a plurality of first surfaces for reflecting light rays and at least one second surface which the light rays and the ambient light perpendicularly enter into and pass through, an intermediate portion disposed to connect between the first portion and the second portion and reflect the light rays from the first portion for transferring the light rays to the second portion.Type: GrantFiled: September 11, 2014Date of Patent: May 19, 2020Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Dmitry Evgenievich Piskunov, Nikolay Victorovich Muravev, Mikhail Vyacheslavovic Popov, Natalia Vladimirovna Zakharova
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Publication number: 20200142254Abstract: An imaging device is provided.Type: ApplicationFiled: April 26, 2018Publication date: May 7, 2020Inventors: Jae Yeol RYU, Nikolay Victorovich MURAVEV, Dmitriy Evgenyevich PISKUNOV, Mikhail Vyacheslavovich POPOV, Andrey Nikolaevich PUTILIN, Andrey Alexandrovich MANKO, Aleksander Victorovich MOROZOV
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Publication number: 20200057302Abstract: A diffraction grating structure, an augmented reality apparatus including the same, and a method of manufacturing the diffraction grating structure are provided. The diffraction grating structure includes first and second substrates spaced apart from each other, a photodirector layer arranged between the first and second substrates and including an interference pattern formed therein, and a liquid crystal layer arranged on the photodirector layer and including liquid crystals oriented to correspond to the interference pattern and liquid crystals arranged in a chaotic state. Thus, an augmented reality apparatus having a large viewing angle due to the above diffraction grating structure may be implemented.Type: ApplicationFiled: August 16, 2019Publication date: February 20, 2020Inventors: Nikolay Victorovich MURAVEV, Dmitriy Evgenyevich PISKUNOV, Jaeyeol RYU
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Publication number: 20170045745Abstract: It is provided that a lightguide structure comprising: a first portion disposed to receive light rays emitted by an external display, a second portion disposed to provide, to a second surface facing a viewer, the light rays from the first portion and ambient light, wherein the second portion has a plurality of first surfaces for reflecting light rays and at least one second surface which the light rays and the ambient light perpendicularly enter into and pass through, an intermediate portion disposed to connect between the first portion and the second portion and reflect the light rays from the first portion for transferring the light rays to the second portion.Type: ApplicationFiled: September 11, 2014Publication date: February 16, 2017Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Dmitry Evgenievich PISKUNOV, Nikolay Victorovich MURAVEV, Mikhail Vyacheslavovic POPOV, Natalia Vladimirovna ZAKHAROVA