WO2017076241A1 - Procédé et dispositif de commande d'affichage - Google Patents

Procédé et dispositif de commande d'affichage Download PDF

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Publication number
WO2017076241A1
WO2017076241A1 PCT/CN2016/103847 CN2016103847W WO2017076241A1 WO 2017076241 A1 WO2017076241 A1 WO 2017076241A1 CN 2016103847 W CN2016103847 W CN 2016103847W WO 2017076241 A1 WO2017076241 A1 WO 2017076241A1
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WO
WIPO (PCT)
Prior art keywords
display
projection
display interface
eye
virtual reality
Prior art date
Application number
PCT/CN2016/103847
Other languages
English (en)
Chinese (zh)
Inventor
郑少华
黎剑辉
张圳
朱一伟
罗海彬
湛浩
Original Assignee
丰唐物联技术（深圳）有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 丰唐物联技术（深圳）有限公司 filed Critical 丰唐物联技术（深圳）有限公司
Publication of WO2017076241A1 publication Critical patent/WO2017076241A1/fr

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Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/01—Head-up displays
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/01—Head-up displays
    • G02B27/0179—Display position adjusting means not related to the information to be displayed

Definitions

  • Embodiments of the present invention relate to the field of interface display, and in particular, to a display control method and apparatus.
  • VR Virtual Reality
  • VR is a virtual world that uses computer simulation to generate a three-dimensional space, providing users with simulations of visual, auditory, tactile and other senses, making users feel like they are there. You can observe things in the third dimension without restrictions.
  • the optical system can locate microdisplay, optics, and illumination, and how to ensure that the transparent area of the displayed image does not hinder the user's field of view becomes an important issue.
  • a display control method and apparatus are needed to provide a higher quality visual experience for the user.
  • An object of the present invention is to provide a display control method and apparatus for changing the display effect of an image in a projection display interface of a near-eye display technology in a virtual reality scene by adjusting a projection focal length of the near-eye display technology. Provide a higher quality visual experience.
  • the present invention provides a display control method, the display control method comprising the steps of: [0006] projecting a projection display interface of a near-eye display technology to a display interface of a VR display screen, so that the projection display The interface is superimposed on the display interface of the VR display;
  • the projection display interface of the near-eye display technology is transparently superimposed on the display interface of the VR display screen.
  • the combining The step of adjusting the projection focal length of the near-eye display technology and changing the display effect of the image in the virtual reality scene in the display interface of the VR display includes:
  • an image in the projection display interface of the near-eye display technology is positionally changed in the virtual reality scene to change the display effect.
  • adjusting the near-eye display technology in the virtual reality scene in the display interface combined with the VR display screen further includes:
  • a fourth implementation manner of the first aspect displaying, in the virtual reality scene, the projection focal length of the near-eye display technology and the image in the projection display interface After the steps of the correspondence between the effects, the method further includes:
  • the display effect of the image in the virtual reality scene changes.
  • the present invention provides a display control device, where the display control device includes:
  • a projection display interface module configured to project a projection display interface of the near-eye display technology to a display interface of the VR display screen, and superimpose the projection display interface on the display interface of the VR display screen;
  • a control display interface module configured to combine a virtual reality scene in the display interface of the VR display screen, adjust a projection focal length of the near-eye display technology, and change an image in the projection display interface in the virtual reality scene The display effect in .
  • the projection display interface of the near-eye display technology is transparently superimposed on the display interface of the VR display screen.
  • the control display interface module includes:
  • the sub-control display interface module is configured to perform position conversion on the image in the projection display interface of the near-eye display technology according to the projection distance to change the display effect.
  • the display control apparatus further includes:
  • a preset correspondence relationship module configured to preset a correspondence between a projection focal length of the near-eye display technology and a display effect of the image in the projection display interface in the virtual reality scene.
  • the display control apparatus further includes:
  • a first sub-control display interface module configured to adjust the near-eye display technology based on a correspondence between a projection focal length of a preset near-eye display technology and a display effect of an image in a projection display interface in a virtual reality scene
  • the projection focal length changes the display effect of the image in the projection display interface in the virtual reality scene.
  • the display control method and device provided by the embodiment of the present invention, by projecting the projection display interface of the near-eye display technology to the display interface of the VR display screen, adjusting the projection focal length of the near-eye display technology, so that the projection display interface is on the VR display screen.
  • the position change is performed in the display interface, thereby changing the display effect of the image in the projection display interface in the virtual reality scene, and enhancing the visual experience of the user.
  • FIG. 1 is a flow chart of one embodiment of a display control method of the present invention
  • FIG. 2 is a schematic structural view of an embodiment of a display control device according to the present invention. Embodiments of the invention
  • the idea of the display control method and apparatus described in the embodiments of the present invention is mainly to emphasize the following process: the user observes the scene of the three-dimensional space by using the helmet display, and projects the projection of the near-eye display technology.
  • the display interface is projected onto the display interface of the VR display screen, and the projection display interface is transparently superimposed on the display interface of the VR display screen, and the projection focal length of the near-eye display technology is adjusted to make the projection display interface of the near-eye display technology
  • the image is transformed in the virtual reality scene to change the contrast and the angle of view to provide a higher quality visual experience for the user. Therefore, the present invention does not specifically limit the type and specific presentation manner of the display control device.
  • the description of the display control method and apparatus is as described above, and in the following specific embodiments for describing the corresponding technical solutions, the above description will not be repeated.
  • Embodiment 1 is a diagrammatic representation of Embodiment 1:
  • FIG. 1 shows an implementation flow of an embodiment of a display control method of the present invention, which is described in detail as follows:
  • Step S101 Projecting a projection display interface of the near-eye display technology to a display interface of the VR display screen, so that the projection display interface is superimposed on the display interface of the VR display screen.
  • a near-eye display system also called a head-mounted display
  • the embodiment of the present invention does not specifically limit the type and form of the near-eye display system, as long as the idea of the present invention can be implemented.
  • the display interface described in the embodiment of the present invention includes two, one is a projection display interface of the near-eye display technology, and the other is a display interface of the VR helmet display, and the projection display interface of the near-eye display technology is projected onto the VR display screen.
  • the display interface that is, the projection display interface of the near-eye display technology is projected onto the display interface of the VR helmet display, so that the projection display interface of the near-eye display technology is transparently superimposed on the display interface of the VR display screen.
  • the virtual reality scene described in the embodiment of the present invention exists in the display interface of the VR display screen, and is a simulation of a natural scene by using a three-dimensional computer graphics technology and a wide-angle stereoscopic display technology, and uses a near-eye display system.
  • the projection mirror projects a projection display interface of the near-eye display technology to a display interface of the VR display screen, the projection mirror includes a plurality of lens groups, wherein each lens group includes a plurality of zoom projection lenses having positive refractive power, or Multiple zoom projection lenses with negative refractive power.
  • the number of the lens groups included in the projection mirror, the number of the zoom projection lenses included in each lens group, and the order of arrangement of the lens groups are not specifically limited, as long as the present invention can be implemented. The idea can be.
  • a specific embodiment includes, in order from the object, a first lens group having positive refractive power, a second lens group having negative refractive power, a third lens group having positive refractive power, and positive refractive power.
  • the fourth lens group When zooming from the wide-angle end state to the telephoto end state, the distance between the first lens group and the second lens group increases, the distance between the second lens group and the third lens group decreases, and the The distance between the three lens group and the fourth lens group changes.
  • Step S102 Adjust a projection focal length of the near-eye display technology in combination with a virtual reality scene in a display interface of the VR display screen, and change a display effect of an image in the projection display interface in the virtual reality scene. .
  • the virtual reality scene exists in the display interface of the VR display screen, and the projection display interface is transparently superimposed on the virtual reality scene, and the projection focal length of the near-eye display technology described in the embodiment of the present invention is used.
  • the projection lens in the near-eye display system projects the focal length of the projection display interface of the near-eye display technology, adjusts the projection focal length, changes the contrast and the angle of view, and causes the image in the projection display interface to be in the virtual reality scene.
  • Position change to provide users with a higher quality visual experience
  • the virtual reality scene in the display interface of the VR display screen is adjusted, the projection focal length of the near-eye display technology is adjusted, and the image in the projection display interface is changed in the virtual reality scene.
  • Display effects including:
  • the projection focal length has a corresponding relationship with the projection distance and the virtual reality scene
  • the user uses the projection mirror in the near-eye display system to project the projection display interface of the near-eye display technology at the same position, the virtual The realistic scene is unchanged, and the projection distance of the projection display interface of the near-eye display technology is transformed by adjusting the projection focal length, so that the image in the projection display interface of the near-eye display technology is transformed in the virtual reality scene. That is, the image in the projection display interface of the near-eye display technology is farther or closer to the perspective of the human eye in the virtual reality scene, wherein the ratio between the projection distance and the virtual reality scene is called a projection ratio.
  • the projection ratio has a corresponding relationship with the projection display interface in the near-eye display technology.
  • the method further comprises: presetting the correspondence between the projection focal length of the near-eye display technology and the display effect of the image in the projection display interface in the virtual reality scene.
  • the correspondence between the projection focal length of the near-eye display technology and the display effect of the image in the projection display interface in the virtual reality scene may be preset, based on the projection focal length of the preset near-eye display technology.
  • the display effect in the change A person skilled in the art can understand that the correspondence between the projection focal length of the preset near-eye display technology and the display effect of the image in the projection display interface in the virtual reality scene is not specifically limited, as long as the present invention can be implemented. The idea can be.
  • the ideal near-eye display technology should provide a transparent display interface, has high definition, does not hinder the real world sense of the end user, can be realized by maximally increasing the contrast of the optical system, and near-eye display
  • Multiple elements in the technology can affect the contrast, such as:
  • Optical design aperture The numerical value, the image processing algorithm, the filling factor of the display device, and the like, wherein the aperture value is a ratio of a focal length of the projection lens to a diameter of the incident through hole, and the larger the aperture value, the higher the contrast, but the balance is required to be balanced with the angle of view. It will be understood by those skilled in the art that the embodiments of the present invention do not consider the influence of a plurality of elements in the near-eye display technology on the contrast, as long as the idea of the present invention can be implemented.
  • the display control method provided by the embodiment of the present invention projects the projection display interface of the near-eye display technology to the display interface of the VR display screen, so that the projection display interface is transparently superimposed on the display interface of the VR display screen. Adjusting the projection focal length of the near-eye display technology, changing the contrast and the angle of view, thereby changing the display effect of the image in the projection display interface in the virtual reality scene, and providing the user with a higher quality visual experience.
  • Embodiment 2 is a diagrammatic representation of Embodiment 1
  • FIG. 2 is a schematic structural view showing an embodiment of a display control device according to the present invention, which is described in detail as follows:
  • the display control device of the embodiment of the present invention includes: a projection display interface module 21, and a control display interface module 22, wherein
  • a projection display interface module 21 configured to project a projection display interface of the near-eye display technology to a display interface of the VR display screen, and superimpose the projection display interface on the display interface of the VR display screen;
  • a control display interface module 22 configured to combine a virtual reality scene in the display interface of the VR display screen, adjust a projection focal length of the near-eye display technology, and change an image in the projection display interface in the virtual reality The display effect in the scene.
  • the technology for Near Eye Display (NED) described in the embodiments of the present invention is mainly realized by a near-eye display system (also referred to as a head-mounted display), and has the characteristics of being sturdy and portable, and can be single-purpose.
  • the prism type helmet display may also be a single-purpose eyepiece type helmet display. It can be understood by those skilled in the art that the type and form of the near-eye display system are not specifically limited in the embodiment of the present invention, as long as the idea of the present invention can be implemented. .
  • the display interface described in the embodiment of the present invention includes two, one is a projection display interface of the near-eye display technology, the other is a display interface of the VR helmet display, and the projection display interface module 21 projects the projection display interface of the near-eye display technology.
  • the display interface of the VR display screen that is, the projection display interface module 21 projects the projection display interface of the near-eye display technology to the display interface of the VR helmet display, so that the projection display interface of the near-eye display technology is transparently superimposed on the VR In the display interface of the display.
  • the virtual reality scene described in the embodiment of the present invention exists in the display interface of the VR display screen, and is a simulation of a natural scene by using a three-dimensional computer graphics technology and a wide-angle stereoscopic display technology, and uses a near-eye display system.
  • the projection mirror projects a projection display interface of the near-eye display technology to a display interface of the VR display screen, the projection mirror includes a plurality of lens groups, wherein each lens group includes a plurality of zoom projection lenses having positive refractive power, or Multiple zoom projection lenses with negative refractive power.
  • the number of the lens groups included in the projection mirror, the number of the zoom projection lenses included in each lens group, and the order of arrangement of the lens groups are not specifically limited, as long as the present invention can be implemented. The idea can be.
  • a specific embodiment includes, in order from the object, a first lens group having positive refractive power, a second lens group having negative refractive power, a third lens group having positive refractive power, and positive refractive power.
  • the fourth lens group When zooming from the wide-angle end state to the telephoto end state, the distance between the first lens group and the second lens group increases, the distance between the second lens group and the third lens group decreases, and the The distance between the three lens group and the fourth lens group changes.
  • the virtual reality scene exists in the display interface of the VR display screen, and the projection display interface is transparently superimposed on the virtual reality scene, and the projection focal length of the near-eye display technology described in the embodiment of the present invention is used.
  • the projection lens in the near-eye display system projects the focal length of the projection display interface of the near-eye display technology
  • the control display interface module 22 adjusts the projection focal length, changes the contrast and the angle of view, so that the image in the projection display interface is in the Position change in the virtual reality scene to provide users with a higher quality visual experience.
  • control display interface module 22 includes:
  • the sub-control display interface module is configured to perform position conversion on the image in the projection display interface of the near-eye display technology according to the projection distance to change the display effect.
  • the projection focal length has a corresponding relationship with the projection distance and the virtual reality scene
  • the user uses the projection mirror in the near-eye display system to project the projection display interface of the near-eye display technology at the same position, the virtual The real scene is unchanged, and the projection focal length module is adjusted in combination with the display interface of the VR display.
  • a virtual reality scene by adjusting a projection focal length to transform a projection distance of the projection display interface projection of the near-eye display technology, and the sub-control display interface module causes an image in the projection display interface of the near-eye display technology according to the projection distance Performing a positional transformation in the virtual reality scene, that is, making an image in the projection display interface of the near-eye display technology farther or closer to a perspective of the human eye in the virtual reality scene, wherein the projection distance and the virtual distance
  • the ratio between the actual scenes is called a projection ratio, and the projection ratio has a corresponding relationship with the projection display interface in the near-eye display technology. The smaller the projection ratio is, the same projection distance is illustrated, and the virtual reality scene is presented.
  • the person skilled in the art can understand that the correspondence between the projection focal length and the projection distance and the virtual reality scene is not specifically limited in the embodiment of the present invention, and the numerical range of the projection ratio is not specifically limited, as long as the present invention can be realized.
  • the idea of the invention can be.
  • the display control device further includes:
  • a preset correspondence relationship module configured to preset a correspondence between a projection focal length of the near-eye display technology and a display effect of the image in the projection display interface in the virtual reality scene.
  • the display control device further includes:
  • a first sub-control display interface module configured to adjust the near-eye display technology based on a correspondence between a projection focal length of a preset near-eye display technology and a display effect of an image in a projection display interface in a virtual reality scene
  • the projection focal length changes the display effect of the image in the projection display interface in the virtual reality scene.
  • a first sub-control display interface module configured to adjust the near-eye display technology based on a correspondence between a projection focal length of a preset near-eye display technology and a display effect of an image in a projection display interface in a virtual reality scene
  • the projection focal length changes the display effect of the image in the projection display interface in the virtual reality scene.
  • the first sub-control display interface module may preset the correspondence between the projection focal length of the near-eye display technology and the display effect of the image in the projection display interface in the virtual reality scene, the first sub-control The display interface module adjusts a projection focal length of the near-eye display technology to change a contrast and a viewing angle based on a correspondence between a projection focal length of a preset near-eye display technology and a display effect of an image in the projection display interface in a virtual reality scene. Thereby, the display effect of the image in the projection display interface in the virtual reality scene is changed.
  • the ideal near-eye display technology should provide a transparent display interface with high definition, does not hinder the real world sense of the end user, can be achieved by maximizing the contrast of the optical system, and near-eye display.
  • a plurality of elements in the technology can affect the contrast, such as: an aperture value of an optical design, an image processing algorithm, a fill factor of a display device, etc., wherein the aperture value is a focal length of the projection lens and a diameter of the incident through hole.
  • the ratio, the larger the aperture value, the higher the contrast, but the balance of the angle of view, and those skilled in the art can understand that the embodiment of the present invention does not consider the influence of multiple elements in the near-eye display technology on the contrast, as long as it can be realized. The idea of the present invention is sufficient.
  • the projection display interface module projects the projection display interface of the near-eye display technology to the display interface of the VR display screen, so that the projection display interface is transparently superimposed on the VR display screen.
  • the control display interface module combines the virtual reality scene in the display interface of the VR display screen, adjusts the projection focal length of the near-eye display technology, changes the contrast and the angle of view, thereby changing the image in the projection display interface.
  • the display effect in the virtual reality scene provides the user with a higher quality visual experience.

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Controls And Circuits For Display Device (AREA)

Abstract

L'invention concerne un procédé de commande d'affichage, comportant les étapes consistant à : projeter une interface d'affichage de projection de la technologie d'affichage proche de l'œil dans une interface d'affichage d'un écran d'affichage VR, de telle sorte que l'interface d'affichage de projection est superposée dans l'interface d'affichage de l'écran d'affichage VR (S101) ; en combinaison avec la scène réelle virtuelle dans l'interface d'affichage de l'écran d'affichage VR, ajuster la focalisation de projection de la technologie d'affichage proche de l'œil, de manière à changer l'effet d'affichage de l'image dans l'interface d'affichage de projection dans la scène réelle virtuelle (S102). L'invention concerne également un dispositif de commande d'affichage. Ce dispositif et ce procédé d'affichage permettent d'améliorer l'expérience visuelle de l'utilisateur.
PCT/CN2016/103847 2015-11-05 2016-10-28 Procédé et dispositif de commande d'affichage WO2017076241A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201510746660.9A CN106680997A (zh) 2015-11-05 2015-11-05 显示控制方法及装置
CN201510746660.9 2015-11-05

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WO2017076241A1 true WO2017076241A1 (fr) 2017-05-11

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US11237380B2 (en) 2017-06-02 2022-02-01 Dispelix Oy Eyepiece for a personal display and personal display comprising such eyepiece

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CN109726646B (zh) * 2018-12-14 2021-02-02 中国联合网络通信集团有限公司 一种手势识别方法和系统、显示方法和系统

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CN103487939A (zh) * 2013-08-28 2014-01-01 成都理想境界科技有限公司 可调头戴显示光学系统及其调节方法
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