CN105072436A - Automatic adjustment method and adjustment device of virtual reality and augmented reality imaging depth-of-field - Google Patents
Automatic adjustment method and adjustment device of virtual reality and augmented reality imaging depth-of-field Download PDFInfo
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- CN105072436A CN105072436A CN201510537489.0A CN201510537489A CN105072436A CN 105072436 A CN105072436 A CN 105072436A CN 201510537489 A CN201510537489 A CN 201510537489A CN 105072436 A CN105072436 A CN 105072436A
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Abstract
The invention relates to the field of virtual reality 3D (three-dimensional), and discloses an automatic adjustment method and an adjustment device of virtual reality and augmented reality imaging depth-of-field. The adjustment method comprises the following steps: during use, acquiring visual convergence parameters, and automatically adjusting the distance between display units by the adjustment device. The beneficial effects of the invention are as follows: the conflict problems due to the inconsistent visual convergence and the crystalline lens focus of the double eyes in the virtual stereo imaging process can be effectively solved, and the vision in a real world can be better simulated; the adjustment method and the adjustment device are suitable for all the virtual reality and augmented reality equipment which are imaged by eyepieces and display screens.
Description
Technical field
The present invention relates to virtual reality 3D field, particularly one
virtual reality and augmented reality Depth of field Automatic adjustment method and adjusting device.
Background technology
Along with the development of amusement equipment, virtual reality imaging technique is fast-developing, and virtual implementing helmet is also thereupon fast-developing.When to see in reality in kind for we, except the converge like the spokes of a wheel at the hub adjustment of vision, also need to carry out dioptric conciliation to the light of different distance, focus light rays at retina could become clearly as, the process that in this process, crystalline lens focuses on object is called focal adjustments; The conventional mode of current 3D display is: eyes are watched the image that same object obtains from different perspectives and also had some differences, and brain can according to the image of this heteresthesia to solid.Current virtual reality device is all show that the picture that same object different angles are taken, the image shift utilizing eyes to see present three-dimensional sensation by left and right screen display.But the light that screen sends does not have depth information, the focus of eyes just fixes in a fixed value, and thus the focal adjustments of eyes and this depth feelings are unmatched, thus produces converge like the spokes of a wheel at the hub adjustments of vision and conflict (VAC phenomenon); When we are when seeing that certain is a bit, eyes rotate and viewpoint are fallen position corresponding on the retina, and when seeing object nearby, eyes are inwardly seen usually, see that the object optical axis at a distance can be dispersed, this generates vision converge like the spokes of a wheel at the hub; VAC phenomenon to be academicly referred to as the converge like the spokes of a wheel at the hub adjustment conflict of vision, English vergence-accommodationconflict, namely our focusing conflict of often saying, and the spinning sensation that this phenomenon causes is the bottleneck being difficult to breakthrough that current virtual reality is faced with.
Summary of the invention
In order to solve the problems of the prior art, the invention provides one
virtual reality and augmented reality Depth of field Automatic adjustment method and adjusting device, when solving long-time use virtual reality device in prior art, easily produce the problem of fatigue, spinning sensation.
The present invention solves the technical scheme that prior art problem adopts: Design and manufacture is a kind of
virtual reality and augmented reality Depth of field Automatic adjustment method,comprise the steps: in use procedure, obtain the converge like the spokes of a wheel at the hub parameter of vision, adjusting device regulates display unit distance automatically.
As a further improvement on the present invention: by the converge like the spokes of a wheel at the hub parameter of eyeball tracking art Real-time Obtaining vision, judge that lens of both eyes regulates the distance difference of focus and display screen real-time focal point, according to distance difference regulating and controlling device, real-time displacement operation is carried out to display unit.
As a further improvement on the present invention: adjusting device comprises display unit, control unit and Automatic adjusument unit; Described control unit regulates the distance between Automatic adjusument unit and display unit; Described Automatic adjusument unit is fixed on described display screen; Described display unit, control unit are connected by circuit with Automatic adjusument unit.
As a further improvement on the present invention: described Automatic adjusument unit comprises electromagnetism group and groups of springs, control unit regulates the electromagnetic force size in electromagnetism group to promote groups of springs, and this groups of springs carries out displacement operation to display unit.
As a further improvement on the present invention: described Automatic adjusument unit is hydraulic pressure, pneumatic or motor mechanical structure; Control unit regulates Automatic adjusument unit to carry out displacement operation to display unit.
As a further improvement on the present invention: also comprise and the image size adaptation formed in use procedure is regulated, be specially: during display screen displacement, when display screen is to lenticular Distance Shortened, automatic downscaled images; When display screen to lenticular apart from time elongated, automatic enlarged image.
Invention also provides one
virtual reality and augmented reality Depth of field automatic regulating equipment, comprise display unit, control unit and Automatic adjusument unit; Described control unit regulates the distance between Automatic adjusument unit and display unit; Described Automatic adjusument unit is fixed on described display screen; Described display unit, control unit are connected by circuit with Automatic adjusument unit.
As a further improvement on the present invention: described Automatic adjusument unit comprises electromagnetism group and groups of springs, control unit regulates the electromagnetic force size in electromagnetism group to promote groups of springs, and this groups of springs carries out displacement operation to display unit.
As a further improvement on the present invention: described Automatic adjusument unit is hydraulic pressure, pneumatic or motor mechanical structure; Control unit regulates Automatic adjusument unit to carry out displacement operation to display unit.
As a further improvement on the present invention: described groups of springs is made up of spring and loop bar, this loop bar fixes described display unit, and described spring and described electromagnetic components Gu Ding not be on the display unit.
The invention has the beneficial effects as follows: effectively solve the collision problem that in virtual three-dimensional imaging process, vision is converge like the spokes of a wheel at the hub and lens of both eyes focus is inconsistent brought, the vision in better simulate real world; Be suitable for all with the virtual reality of eyepiece and display screen imaging and augmented reality equipment.
Accompanying drawing explanation
Fig. 1 is the focus schematic diagram of the existing virtual reality imaging device of the present invention.
Fig. 2 is the focal adjustments schematic diagram of virtual reality imaging device of the present invention.
Fig. 3 is the present invention
one example structure schematic diagram of virtual reality and augmented reality Depth of field automatic regulating equipment.
Embodiment
Below in conjunction with accompanying drawing, the invention will be further described.
A kind of
virtual reality and augmented reality Depth of field Automatic adjustment method,comprise the steps: in use procedure, obtain the converge like the spokes of a wheel at the hub parameter of vision, adjusting device regulates display unit distance automatically.
By the converge like the spokes of a wheel at the hub parameter of eyeball tracking art Real-time Obtaining vision, judge that lens of both eyes regulates the distance difference of focus and display screen real-time focal point, according to distance difference regulating and controlling device, real-time displacement operation is carried out to display unit, calculated by algorithm and realize real-time displacement operation.
Adjusting device comprises display unit, control unit and Automatic adjusument unit; Described control unit regulates the distance between Automatic adjusument unit and display unit; Described Automatic adjusument unit is fixed on described display screen; Described display unit, control unit are connected by circuit with Automatic adjusument unit.
Described Automatic adjusument unit comprises electromagnetism group and groups of springs, and control unit regulates the electromagnetic force size in electromagnetism group to promote groups of springs, and this groups of springs carries out displacement operation to display unit.
Described Automatic adjusument unit is hydraulic pressure, pneumatic or motor mechanical structure; Control unit regulates Automatic adjusument unit to carry out displacement operation to display unit.
Also comprise and the image size adaptation formed in use procedure is regulated, be specially: during display screen displacement, when display screen is to lenticular Distance Shortened, automatic downscaled images; When display screen to lenticular apart from time elongated, automatic enlarged image, to press close to the sense of reality.
Invention also provides one
virtual reality and augmented reality Depth of field automatic regulating equipment, comprise display unit, control unit and Automatic adjusument unit; Described control unit regulates the distance between Automatic adjusument unit and display unit; Described Automatic adjusument unit is fixed on described display screen; Described display unit, control unit are connected by circuit with Automatic adjusument unit.
Described Automatic adjusument unit comprises electromagnetism group and groups of springs, and control unit regulates the electromagnetic force size in electromagnetism group to promote groups of springs, and this groups of springs carries out displacement operation to display unit.
Described Automatic adjusument unit is hydraulic pressure, pneumatic or motor mechanical structure; Control unit regulates Automatic adjusument unit to carry out displacement operation to display unit.
Described groups of springs is made up of spring and loop bar, and this loop bar fixes described display unit, and described spring and described electromagnetic components Gu Ding not be on the display unit.
In Fig. 1, conventional helmet is after regulating definition, distance between display screen and eyepiece is changeless, cause crystalline lens focus point to immobilize, in stereoscopic vision, cause the converge like the spokes of a wheel at the hub and focal adjustments conflict of vision, invent the invariant position of picture point 1, the invariant position of crystalline lens focus point 2, display screen 3 invariant position, the invariant position of eyepiece 4, the position of lens of both eyes 5 is also constant.
In the present invention, as Fig. 2, after regulating definition, in use, the position of crystalline lens focus point 2 can constantly be regulated.The position inventing picture point 1 remains constant, and the position of the crystalline lens focus 2 before displacement can be altered to crystalline lens focus 21 place after displacement according to specific needs; Originally the position of display screen 3 has been altered to display screen 31 place, effectively can ensure that invent the position of picture point remains consistent with the position of crystalline lens focus in ceaselessly moving, and effectively solves the collision problem that vision is converge like the spokes of a wheel at the hub like this.
In one embodiment, as shown in Figure 3, adjusting device by display screen 44, electromagnetism group 43, spring 41 and loop bar 42 and control unit composition, wherein spring 41 and loop bar 42 form by 4 respectively, loop bar 42 is fixed display screen 44 and is offset to prevent display screen 44, and spring 41 can be enclosed within loop bar 42, also can be fixed on separately on display screen 44, display screen 44 can make single display shield, and also can make multi-display.
Adjusting device also can by structure realizes to display screen the Bit andits control such as hydraulic pressure, pneumatic or motor be mechanical, is all the position adjustments realizing display screen to the control of said structure by control unit.
Can built-in eyeball tracking art and specific algorithm module in control unit, the converge like the spokes of a wheel at the hub parameter of Real-time Obtaining vision, judge that lens of both eyes regulates the distance difference of focus and display screen real-time focal point, according to distance difference regulating and controlling device, real-time displacement operation is carried out to display unit, calculated by algorithm and realize real-time displacement operation.By regulating moving display screen before and after (about 5mm----7mm) among a small circle.
Virtual reality device can carry out the adjustment of initial condition before use, as regulated the parameter such as long sight, myopia, can not carry out the adjustment of auto-adaptive parameter (conversion as crystalline lens focal position) in use procedure.The algorithm adopted in the present invention in use can be adjusted to suitable position (as lenticular focal position and the location matches inventing picture point) according to the conversion of crystalline lens focal position automatically at virtual reality device.
The method and adjusting device are applied to augmented reality equipment equally.
Above content is in conjunction with concrete preferred implementation further description made for the present invention, can not assert that specific embodiment of the invention is confined to these explanations.For general technical staff of the technical field of the invention, without departing from the inventive concept of the premise, some simple deduction or replace can also be made, all should be considered as belonging to protection scope of the present invention.
Claims (10)
1. one kind
virtual reality and augmented reality Depth of field Automatic adjustment method, it is characterized in that: comprise the steps: in use procedure, obtain the converge like the spokes of a wheel at the hub parameter of vision, adjusting device regulates display unit distance automatically.
2. according to claim 1
virtual reality and augmented reality Depth of field Automatic adjustment method, it is characterized in that: by the converge like the spokes of a wheel at the hub parameter of eyeball tracking art Real-time Obtaining vision, judge that lens of both eyes regulates the distance difference of focus and display screen real-time focal point, according to distance difference regulating and controlling device, real-time displacement operation is carried out to display unit.
3. according to claim 1
virtual reality and augmented reality Depth of field Automatic adjustment method, it is characterized in that: adjusting device comprises display unit, control unit and Automatic adjusument unit; Described control unit regulates the distance between Automatic adjusument unit and display unit; Described Automatic adjusument unit is fixed on described display screen; Described display unit, control unit are connected by circuit with Automatic adjusument unit.
4. according to claim 3
virtual reality and augmented reality Depth of field Automatic adjustment method, it is characterized in that: described Automatic adjusument unit comprises electromagnetism group and groups of springs, control unit regulates the electromagnetic force size in electromagnetism group to promote groups of springs, and this groups of springs carries out displacement operation to display unit.
5. according to claim 3
virtual reality and augmented reality Depth of field Automatic adjustment method, it is characterized in that: described Automatic adjusument unit is hydraulic pressure, pneumatic or motor mechanical structure; Control unit regulates Automatic adjusument unit to carry out displacement operation to display unit.
6. according to claim 1
virtual reality and augmented reality Depth of field Automatic adjustment method, it is characterized in that: also comprise and the image size adaptation formed in use procedure is regulated, be specially: during display screen displacement, when display screen is to lenticular Distance Shortened, automatic downscaled images; When display screen to lenticular apart from time elongated, automatic enlarged image.
7.
a kind of virtual reality and augmented reality Depth of field automatic regulating equipment, it is characterized in that: comprise display unit, control unit and Automatic adjusument unit; Described control unit regulates the distance between Automatic adjusument unit and display unit; Described Automatic adjusument unit is fixed on described display screen; Described display unit, control unit are connected by circuit with Automatic adjusument unit.
8. according to claim 7
virtual reality and augmented reality Depth of field automatic regulating equipment, it is characterized in that: described Automatic adjusument unit comprises electromagnetism group and groups of springs, control unit regulates the electromagnetic force size in electromagnetism group to promote groups of springs, and this groups of springs carries out displacement operation to display unit.
9. according to claim 7
virtual reality and augmented reality Depth of field automatic regulating equipment, it is characterized in that: described Automatic adjusument unit is hydraulic pressure, pneumatic or motor mechanical structure; Control unit regulates Automatic adjusument unit to carry out displacement operation to display unit.
10. according to claim 8
virtual reality and augmented reality Depth of field automatic regulating equipment, it is characterized in that: described groups of springs is made up of spring and loop bar, this loop bar fixes described display unit, and described spring and described electromagnetic components Gu Ding not be on the display unit.
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| CN108051925A (en) * | 2016-10-31 | 2018-05-18 | 杜比实验室特许公司 | Glasses device with focus adjustable lens |
| CN108510541A (en) * | 2018-03-28 | 2018-09-07 | 联想(北京)有限公司 | A kind of information adjusting method, electronic equipment and computer readable storage medium |
| CN109491091A (en) * | 2019-01-10 | 2019-03-19 | 京东方科技集团股份有限公司 | Applied to the optical system and its focus adjustment method in VRAR system |
| CN110908502A (en) * | 2018-09-14 | 2020-03-24 | 脸谱科技有限责任公司 | Vergence determination |
| CN110910769A (en) * | 2019-11-29 | 2020-03-24 | 京东方科技集团股份有限公司 | Virtual display device and preparation method and control method thereof |
| US10778953B2 (en) | 2018-12-10 | 2020-09-15 | Universal City Studios Llc | Dynamic convergence adjustment in augmented reality headsets |
| WO2023001113A1 (en) * | 2021-07-21 | 2023-01-26 | 华为技术有限公司 | Display method and electronic device |
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| CN108051925A (en) * | 2016-10-31 | 2018-05-18 | 杜比实验室特许公司 | Glasses device with focus adjustable lens |
| CN108051925B (en) * | 2016-10-31 | 2022-03-01 | 杜比实验室特许公司 | Eyeglasses device with focus-adjustable lens |
| CN107065197A (en) * | 2017-06-20 | 2017-08-18 | 合肥工业大学 | Towards the tracing of human eye remote rendering real-time display method and system of VR glasses |
| CN108510541B (en) * | 2018-03-28 | 2020-09-25 | 联想(北京)有限公司 | Information adjusting method, electronic equipment and computer readable storage medium |
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| CN110908502B (en) * | 2018-09-14 | 2023-11-17 | 元平台技术有限公司 | Convergence determination |
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Application publication date: 20151118 |