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公开(公告)号：US11335283B2
公开(公告)日：2022-05-17
申请号：US16483541
申请日：2018-10-25
发明人： Chenru Wang , Yali Liu , Hao Zhang , Lili Chen , Ruijun Dong , Xuebing Zhang , Ke Li
IPC分类号： G09G3/34 , G09G3/36 , G02F1/1335 , G02F1/1343 , G02F1/155
摘要： A display device and a display method thereof, and a display equipment are disclosed. The display device includes a display panel and a light transmittance adjusting layer, the display panel includes a plurality of pixel regions, the light transmittance adjusting layer is stacked with the display panel, and the light transmittance adjusting layer is configured to adjust display brightness of the plurality of pixel regions.
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公开(公告)号：US11300789B2
公开(公告)日：2022-04-12
申请号：US16328411
申请日：2018-09-07
发明人： Ruijun Dong , Hao Zhang , Lili Chen , Chenru Wang , Xuebing Zhang , Yali Liu
摘要： The present disclosure relates to augmented reality glasses, including: a transparent display device for displaying an image; a polarizing element configured to convert external light incident to the transparent display device into polarized light in the first direction of the external light, which polarized light transmits through the transparent display device; a light-splitting element configured to transmit polarized light in the first direction of light for displaying the image and polarized light in the first direction of the external light, and reflect polarized light in the second direction of the light for displaying the image; and a light-reflecting structure configured to receive the polarized light in the second direction reflected by the light-splitting element and totally reflect it into a viewing angle range of eyes of a user wearing the augmented reality glasses. The glasses will not block the line of sight on the side of the user.
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公开(公告)号：US11294183B2
公开(公告)日：2022-04-05
申请号：US16638248
申请日：2019-04-10
发明人： Yinwei Chen , Xuebing Zhang , Yali Liu , Zhiyu Sun , Hao Zhang , Haiwei Sun
摘要： A VR lens structure and a display device are provided. The VR lens structure includes a first lens and a second lens disposed opposite to each other. The first lens is provided with a first side surface and a second side surface which are disposed opposite to each other, and at least one of the first side surface and the second side surface is an aspheric surface. The second lens is a Fresnel lens, a smooth surface of the second lens is disposed proximal to the second side surface, and a Fresnel surface of the second lens is disposed farther away from the second side surface than the smooth surface.
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公开(公告)号：US20200159019A1
公开(公告)日：2020-05-21
申请号：US16335836
申请日：2018-09-26
发明人： Chenru Wang , Ruijun Dong , Yali Liu , Xuebing Zhang , Lili Chen , Hao Zhang
IPC分类号： G02B27/01 , G02B27/00 , G02F1/29 , G02F1/1335
摘要： A display device includes a transparent display screen, and a first lens group that converges light. The transparent display screen intersects a main optical axis of the first lens group, a distance between the transparent display screen and the first lens group along the main optical axis of the first lens group is less than a focal length of the first lens group, such that, both a display image on the transparent display screen and an environmental image through the transparent display screen and the first lens group or through the first lens group can be observed at an observation position that is located on the main optical axis of the first lens group. Both the observation position and the first lens group are located at a same side of the transparent display screen, and the observation position is farther from the transparent display screen than the first lens group.
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5.发明申请公开(公告)号：US20190204439A1
公开(公告)日：2019-07-04
申请号：US16102532
申请日：2018-08-13
发明人： Yuanjie Lu , Xuebing Zhang , Xi Li , Minglei Chu
摘要： A three-dimensional reconstruction system includes an infrared light source array including a plurality of infrared sub-light sources, and each of the infrared sub-light sources emitting an infrared light, and different infrared sub-light sources being coherent light sources, an infrared detector configured to receive an infrared light reflected from a target object, the reflected infrared light being a reflected light of an interference beam emitted by the coherent light source, a calculation circuit, configured to calculate a reference distance between a reflection point on the target object and the infrared sub-light source according to the reflected infrared light and the infrared light emitted by the infrared sub-light source, and a three-dimensional reconstruction circuit, configured to perform reconstruction of a three-dimensional image on the target object according to the plurality of reference distances.
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公开(公告)号：US11262486B2
公开(公告)日：2022-03-01
申请号：US16492630
申请日：2018-12-07
发明人： Ruijun Dong , Hao Zhang , Chenru Wang , Xuebing Zhang , Yali Liu , Lili Chen
摘要： The present disclosure provides an optical lens, glasses and a display device. The optical lens includes: a first surface, a second surface, a first lens portion and a second lens portion. The optical lens is a convex lens. The first surface and the second surface are at two side surfaces of the optical lens. The first surface is a convex aspheric surface, and the second surface is a Fresnel surface with a recessed curved base. The first lens portion and the second lens portion are adjacent each other and connected in a direction perpendicular to a main optical axis of the optical lens. A first focal point of the first lens portion and a second focal point of the second lens portion are on the main optical axis, and a focal length of the second lens portion is greater than a focal length of the first lens portion.
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7.发明授权公开(公告)号：US11346946B2
公开(公告)日：2022-05-31
申请号：US16102532
申请日：2018-08-13
发明人： Yuanjie Lu , Xuebing Zhang , Xi Li , Minglei Chu
摘要： A three-dimensional reconstruction system includes an infrared light source array including a plurality of infrared sub-light sources, and each of the infrared sub-light sources emitting an infrared light, and different infrared sub-light sources being coherent light sources, an infrared detector configured to receive an infrared light reflected from a target object, the reflected infrared light being a reflected light of an interference beam emitted by the coherent light source, a calculation circuit, configured to calculate a reference distance between a reflection point on the target object and the infrared sub-light source according to the reflected infrared light and the infrared light emitted by the infrared sub-light source, and a three-dimensional reconstruction circuit, configured to perform reconstruction of a three-dimensional image on the target object according to the plurality of reference distances.
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公开(公告)号：US11231580B2
公开(公告)日：2022-01-25
申请号：US16199978
申请日：2018-11-26
发明人： Xuebing Zhang , Chenru Wang , Ruijun Dong , Yali Liu , Hao Zhang , Lili Chen
摘要： Embodiments of the disclosure relate to an eye tracking device and a virtual reality imaging apparatus. The eye tracking device includes an electromagnetic radiation source configured to emit electromagnetic radiation toward an eye, a lens having a first side surface facing the eye and a second side surface opposite the first side surface, a first reflective film on the first side surface of the lens for reflecting the electromagnetic radiation, a second reflective film on the second side surface of the lens for reflecting the electromagnetic radiation, and an imaging means configured to receive the electromagnetic radiation from the eye, wherein the first reflective film and the second reflective film are positioned to direct the electromagnetic radiation from the eye to the imaging means.
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公开(公告)号：US10976587B2
公开(公告)日：2021-04-13
申请号：US16374587
申请日：2019-04-03
发明人： Yali Liu , Chenru Wang , Hao Zhang , Lili Chen , Ruijun Dong , Xuebing Zhang , Ke Li , Wenyu Li , Yinwei Chen
IPC分类号： G02F1/1335 , H04N13/344 , G09G3/20
摘要： A display apparatus includes a display panel configured to output light for displaying a mixed image including a first image and a second image, and a filter device disposed at a light exit side of the display panel and including a first filter lens and a second filter lens, orthographic projections of the first and second filter lenses on a light-emitting surface of the display panel do not overlap, and wavelength ranges of light that the first filter lens allows to transmit do not overlap with wavelength ranges of light that the second filter lens allows to transmit. Wavelength ranges of light for displaying the first image are within the wavelength ranges of the light that the first filter lens allows to transmit, and wavelength ranges of light for displaying the second image are within the wavelength ranges of the light that the second filter lens allows to transmit.
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公开(公告)号：US10191286B2
公开(公告)日：2019-01-29
申请号：US15704132
申请日：2017-09-14
发明人： Ruijun Dong , Dong Chen , Hao Zhang , Lili Chen , Chenru Wang , Xuebing Zhang , Yali Liu
摘要： The present disclosure provides an optical imaging structure and virtual reality spectacles. In one embodiment, an optical imaging structure includes: an eyeglass component; and at least one light guide wall distributed along an edge of the eyeglass component, wherein, two opposite end faces of the at least one light guide wall are respectively a light incoming face and a light outgoing face; wherein, an inner rim of the light outgoing face joins the edge of the eyeglass component and extends in an optical axis direction of the eyeglass component, and, the light outgoing face is gradually distanced from the eyeglass component from the inner rim to an outer rim of the light outgoing face; and wherein, the at least one light guide wall includes a first light guide wall and a second light guide wall respectively disposed at left and right sides of the eyeglass component.
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