CN108663806A - Imaing projector with pupil tracing function and its pupil position follow-up mechanism - Google Patents

Imaing projector with pupil tracing function and its pupil position follow-up mechanism Download PDF

Info

Publication number
CN108663806A
CN108663806A CN201710206164.3A CN201710206164A CN108663806A CN 108663806 A CN108663806 A CN 108663806A CN 201710206164 A CN201710206164 A CN 201710206164A CN 108663806 A CN108663806 A CN 108663806A
Authority
CN
China
Prior art keywords
module
light source
pupil
reflection
source
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
CN201710206164.3A
Other languages
Chinese (zh)
Inventor
施宏林
陈威廷
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
And To Micro Electronmechanical Inc Co
Original Assignee
And To Micro Electronmechanical Inc Co
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 And To Micro Electronmechanical Inc Co filed Critical And To Micro Electronmechanical Inc Co
Priority to CN201710206164.3A priority Critical patent/CN108663806A/en
Publication of CN108663806A publication Critical patent/CN108663806A/en
Pending legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/01Head-up displays
    • G02B27/017Head mounted
    • G02B27/0172Head mounted characterised by optical features
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/0093Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 with means for monitoring data relating to the user, e.g. head-tracking, eye-tracking
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/01Head-up displays
    • G02B27/017Head mounted
    • G02B2027/0178Eyeglass type

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lenses (AREA)

Abstract

The present invention discloses a kind of Imaing projector and its pupil position follow-up mechanism with pupil tracing function.Pupil position follow-up mechanism includes a light source module, a micro-mirror module, an optical module, a sensing module and a control module.Control module is electrically connected at micro-mirror module and sensing module, and light source module, micro-mirror module, optical module and sensing module are arranged along a predetermined optical path.The point light source that light source module is provided is by the reflection of micro-mirror module to form an area source.Area source forms a detection light source of trend of purchasing eyeball surface by the reflection of optical module, and eyeball surface has pupil surface and the non-pupil surface around pupil surface.Whereby, detection light source can be by the reflection on pupil surface to form the reflection source for investing sensing module, and sensing module can be according to reflection source to transmit pupil position signal to control module.The Imaing projector of the disclosure can have the function of pupil tracing.

Description

Imaing projector with pupil tracing function and its pupil position follow-up mechanism
Technical field
This disclosure relates to which technical field of virtual reality, throws in particular to a kind of image with pupil tracing function Image device and its pupil position follow-up mechanism.
Background technology
The wear-type in user or wearable image projecting system by virtual reality and/or amplification virtual reality applications Technology is current trend of the times.When user is using wear-type or wearable image projecting system (being typically glasses), virtually Reality imagery or video council are projected to the eyes of user with imaging by projection arrangement.Meanwhile it is preferably virtual existing in order to reach Entity tests impression, can separately add follow-up mechanism in projection systems to track the head of user and the position of eyes and movement.
It is by detecting current eye position and predicting under head and eyes in virtual reality device in the prior art One position come analyze and in conjunction with image to next position user's focal zone, to realize the effect of stare tracking.However, The real image (in imaging of retina) that each eye of user is perceived is actually the reality focused on from eyes fixed range (focal length) Picture or virtual image plane.In general, the optic nerve of human brain can automatically according to the real image perceived, eyes to be adjusted focusing exists In the component/object perceived, but in virtual reality device, the Focussing of eyes can be with the real image of fixed range Focal distance contradict.Thus, can make brain that can not successfully coordinate visual perception system and proprioception, easy to produce Fatigue and dizziness.
Therefore the stare tracking system in prior art virtual reality device projects still with virtual image with improvement space.
Invention content
Technical problem to be solved by the present invention lies in pupil tracing can be had by providing one kind in view of the deficiencies of the prior art The Imaing projector of function and can Real-time Feedback pupil position information pupil position follow-up mechanism.
In order to solve the above technical problems, a wherein technical solution of the present invention is to provide a kind of with pupil The Imaing projector of hole tracking function comprising:One light source module, a micro-mirror module, an optical module, a sensing module with And a control module, the control module are electrically connected at the micro-mirror module and the sensing module, and the light source module, The micro-mirror module, the optical module and the sensing module are arranged along a predetermined optical path.Wherein, the light source One first point light source that module is provided is by the reflection of the micro-mirror module to form one first area source, first face light Source forms the detection light source of one eyeball surface of a trend of purchasing by the reflection of the optical module, and the eyeball surface has one Pupil surface and one surround the pupil surface non-pupil surface.Wherein, the detection light source passes through the pupil surface Reflection to form one first reflection source for investing the sensing module, and the sensing module is according to first reflected light Source is to transmit a pupil position signal to the control module.Wherein, the control module according to the pupil position signal with Adjust the micro-mirror module, the micro-mirror module of one second point light source that the light source module is provided by adjusting after it is anti- It penetrates to form one second area source, and second area source is accurately invested by the reflection of the optical module with forming one The image light source on the pupil surface.
Further, first point light source is a non-visible light light beam, and second point light source is an image light Beam.
Further, the area for investing the detection light source of the eyeball surface is more than or equal to the eyeball table The area in face.
Further, the micro-mirror module includes multiple micromirrors, and the control module passes through the pupil position Signal, to adjust a reflection angle of each micromirror.
Further, the detection light source invests the sensing module by the reflection on the non-pupil surface to be formed One second reflection source, and the translucency on the pupil surface be more than the non-pupil surface translucency so that described The intensity of first reflection source is less than the intensity of second reflection source.
In order to solve the above technical problems, an other technical solution of the present invention is to provide a kind of pupil position Set follow-up mechanism comprising:One light source module, a micro-mirror module, an optical module, a sensing module and a control module, The control module is electrically connected at the micro-mirror module and the sensing module, and the light source module, the micro-mirror module, The optical module and the sensing module are arranged along a predetermined optical path.Wherein, the light source module is provided One point light source is by the reflection of the micro-mirror module to form an area source, the reflection that the area source passes through the optical module To form a detection light source for investing an eyeball surface, and the eyeball surface has a pupil surface and one around the pupil The non-pupil surface of hole surface.Wherein, the detection light source invests the sensing by the reflection on the pupil surface to be formed One first reflection source of module, and the sensing module according to first reflection source to transmit a pupil position signal extremely The control module.
Further, the point light source is a non-visible light light beam.
Further, the area for investing the detection light source of the eyeball surface is more than or equal to the eyeball table The area in face.
Further, the micro-mirror module includes multiple micromirrors, and the control module passes through the pupil position Signal, to adjust a reflection angle of each micromirror.
Further, the detection light source invests the sensing module by the reflection on the non-pupil surface to be formed One second reflection source, and the translucency on the pupil surface be more than the non-pupil surface translucency so that described The intensity of first reflection source is less than the intensity of second reflection source.
The beneficial effects of the present invention are the image projectings with pupil tracing function that technical solution of the present invention is provided Device and its pupil position follow-up mechanism, can be by the way that " the first point light source that the light source module is provided passes through the micro mirror To form the first area source, first area source is invested at a glance by the reflection of the optical module with being formed for the reflection of module The detection light source of ball surface " and " the detection light source invests the sensing mould by the reflection on the pupil surface to be formed The technical characteristic of first reflection source of block ", so that sensing module is according to the first reflection source transmission pupil position signal to control Molding block, and make control module according to pupil position signal to adjust micro-mirror module so that the formation of the second point light source is accurately thrown To an image light source on the pupil surface.
For the enabled feature and technology contents for being further understood that the present invention, please refer to below in connection with the present invention specifically Bright and attached drawing, however the attached drawing provided is merely provided for reference and description, is not intended to limit the present invention.
Description of the drawings
Fig. 1 is what the Imaing projector with pupil tracing function of the embodiment of the present invention was arranged along predetermined optical path Schematic diagram.
Fig. 2 is a wherein image projecting optics for the Imaing projector with pupil tracing function of the embodiment of the present invention Path schematic diagram.
Fig. 3 is that the pupil position of the Imaing projector with pupil tracing function of the embodiment of the present invention tracks optics road The schematic diagram of diameter.
Fig. 4 is the other image projecting optics of the Imaing projector with pupil tracing function of the embodiment of the present invention Path schematic diagram.
Specific implementation mode
Be below illustrated by particular specific embodiment it is presently disclosed in relation to " with pupil tracing function shadow The embodiment of picture projection arrangement and its pupil position follow-up mechanism ", those skilled in the art can be by disclosed in this specification Content understands advantages of the present invention and effect.The present invention can be implemented or be applied by other different specific embodiments, this Every details in specification may be based on different viewpoints with application, do not depart from the present invention design under carry out it is various modification with Change.In addition, the attached drawing of the present invention is only simple schematically illustrate, not according to the description of actual size, state in advance.Reality below The relevant technologies content of the present invention will be explained in further detail in the mode of applying, but disclosure of that is not to limit the present invention's Protection domain.
Referring to Fig. 1, its arrangement signal for the Imaing projector with pupil tracing function of the embodiment of the present invention Figure.The present invention provides a kind of Imaing projector D with pupil tracing function comprising a light source module 1, a micro-mirror module 2, an optical module 3, a sensing module 5 and a control module 6.Control module 6 is electrically connected at micro-mirror module 2 and sensing mould Block 5.Meanwhile light source module 1, micro-mirror module 2, optical module 3 and sensing module 5 are arranged along a predetermined optical path L.
The predetermined optical path L of the present invention is the predictable path advanced by the principle of light incidence and reflection, therefore The arrangement in predetermined optical path can be configured according to basic optical principle.
Furthermore as shown in Figure 1, the Imaing projector D with pupil tracing function of the present invention, light source module 1 can It is provided to a little less light source.It can be by the reflection of micro-mirror module 2 to form at least one side light source to a little less light source.At least one side Light source is again by the reflection of optical module 3 to form detection light source and/or be image light source.
For example, in an embodiment of the present invention, the light source module of the Imaing projector D with pupil tracing function 1 can provide the first point light source and the second point light source simultaneously, and the first point light source is different from the optical wavelength of the second point light source.This Outside, the first point light source is to form detection light source;Second point light source is to form image light source.Further, the first point light It source can be with right and wrong visible light beam;And the second point light source is the image strip that can form image.
Wherein, light source module 1 can have there are two light source projects unit, provide the first different point light of optical wavelength respectively Source and the second point light source.For example, light source module 1 may include visible light projecting unit and non-visible light projecting unit, difference First point light source of non-visible light light beam and the second point light source of image strip are provided.
From the above, in embodiments of the present invention, the first point light source that light source module 1 is provided can be by micro-mirror module 2 Reflection to form the first area source, the first area source can be by the reflection of optical module 3 to form detection light source.Detect light source It is to invest eyeball surface, and eyeball surface has pupil surface and the non-pupil surface around pupil surface.Because of light source meeting Enter in eyeball through pupil, passes through non-pupil surface reflection so can be less than by the intensity of the reflection source of pupil surface reflection Light source intensity.
Then, further include the light of only specific wavelength in the Imaing projector with pupil tracing function of the present invention The sensing module 5 that source is detected.In the present invention, sensing module 5 only receives the light of non-visible wavelength, therefore sensing module 5 The detection light source of the first area source formation is sensed, the image light source without being reflected to form by the second area source is influenced.Wherein, For detection light source by the reflection on pupil surface to form the first reflection source for investing sensing module 5, detection light source passes through non-pupil The second reflection source of sensing module 5 is invested in the reflection of hole surface to be formed.The intensity of first reflection source is less than the second reflection The intensity of light source, thus, which sensing module 5 can be according to the first reflection source to transmit pupil position signal to control module 6.
Furthermore control module 6 according to pupil position signal to adjust micro-mirror module 2, meanwhile, what light source module 1 was provided The reflection of micro-mirror module 2 of second point light source by adjusting after is to form the second area source, and the second area source is also through optics The image light source on pupil surface is accurately invested in the reflection of module 3 to be formed.
Below by according to the embodiment of practical operation sequentially the present invention will be described in detail with pupil tracing function image The operation of each component of projection arrangement D is to realize the function of pupil tracing.
It please refers to Fig.1 and Fig. 2, figure has a wherein image projecting light of the Imaing projector D of pupil tracing function Learn path schematic diagram.As shown in Fig. 2, the embodiment of the present invention provides a kind of Imaing projector D with pupil tracing function, Including light source module 1, micro-mirror module 2, optical module 3, sensing module 5 and control module 6.Control module 6 is electrically connected at Micro-mirror module 2 and sensing module 5.In addition, as previously mentioned, light source module 1, micro-mirror module 2, optical module 3 and sensing mould Block 5 is arranged along a predetermined optical path L.Under the pattern (Fig. 2) of image projecting, light source module 1 is according to a predetermined optical Path provides the second point light source L2.Light source module 1 can provide the second point light source L2 by visible light projecting unit.
First, light source module 1 provides the second point light source L2 to micro-mirror module 2, and the second face is formed after the reflection of micro-mirror module 2 Light source L21.Second area source L21 is by the reflection of optical module 3 to form image light source L22.
It is described in detail, the second point light source L2 is the visible light beam of transmittable image.In other words, the second point light source L2 is the image strip that can form image.In embodiments of the present invention, the second point light source L2 can be RGB lasing fluorescence modules, Including a red laser light source, a blue laser light source and a green laser light source (being indicated herein with RGB).Light source module 1 is instantaneously incident upon RGB laser light sources in a short time in each micro mirror unit (can be micromirror) of micro-mirror module 2.Then, RGB laser light sources form frame the second area source L21 after the reflection of micro-mirror module 2, are projected to optical module 3.Second area source Reflections of the L21 again through optical module 3 is to form image light source L22.
It is noted that other than aforementioned single RGB laser light sources, the second point light source L2 of the invention can also be RGGB laser light sources.That is, the second point light source L2 can be a red laser light source, two green laser light sources and One blue laser light source.Proving by the same methods, the second point light source L2 can also be that RRGGB laser light sources, tool swash there are two red Radiant, two green laser light sources and a blue laser light source.
It is noted that optical module 3 can be, for example but it is not limited to:It is concave mirror, plane mirror, convex Lens.In the embodiment of the present invention, optical module 3 is concave mirror, however, the present invention is not limited thereto.In addition, optical module 3 can be It is fixed or adjustable.In embodiments of the present invention, optical module 3 is fixed.
From the above, as shown in Fig. 2, image light source L22 reflects through optical module 3 and accurately invests the eyeball of user The pupil surface 41 on surface 4.According to the present embodiment, the second area source L21 reflected through micro-mirror module 2 is by being concave mirror Optical module 3 reflect after, formed image light source L22, after the image light source L22 is by pupil surface 41, focusing on makes The eyeball of user, finally in retina image-forming.It is event, the second point light source L2 launched from light source module 1 can finally be formed The image light source L22 being imaged in user's eyeball.
Then, it please refers to Fig.1 and Fig. 3, the pupil position for being the Imaing projector D with pupil tracing function is tracked The schematic diagram of optical path.As shown in Figure 3, the Imaing projector D packets with pupil tracing function of the embodiment of the present invention Include light source module 1, micro-mirror module 2, optical module 3, sensing module 5 and the control module arranged along predetermined optical path L 6.It shows according to fig. 3, light source module 1 provides the first point light source L1 according to predetermined optical path, has the function of pupil tracing at this time Imaing projector D have pupil position tracking optical path pattern.
Similar to aforementioned pattern projection image, first, light source module 1 provides at first point by its non-visible light projecting unit Light source L1 forms the first area source L11, the first area source L11 is through optical module 3 to micro-mirror module 2 after the reflection of micro-mirror module 2 Reflect to form the detection light source L12 for investing pupil surface.
It is described in detail, the first point light source L1 is non-visible light beam.For example, the of the embodiment of the present invention One point light source L1 can be a length of 760nm of light wave to the infrared light between 1000nm.
From the above, the first point light source L1 can be projected with single light beam, also can be with multiple a light beams to form a transmitting Range projects.In embodiments of the present invention, the first point light source L1 is projected with single light beam.Light source module 1 provides infrared light and exists It is instantaneously incident upon in short time in each micro mirror unit (can be micromirror) of micro-mirror module 2.Then, infrared light is through micro-mirror module Frame the first area source L11 is formed after 2 reflections, is projected to optical module 3.Reflections of the first area source L11 again through optical module 3 To form the detection light source L12 with a projection scope.
Illustrate again, in the present embodiment, optical module 3 is fixed concave mirror, however, the present invention is not limited thereto.
From the above, as shown in figure 3, the first area source L11 reflects through optical module 3 and invests the eyeball surface of user 4.It is noted that according to embodiments of the present invention, eyeball surface 4 has pupil surface 41 and around the non-of pupil surface 41 Pupil surface 42.The area of covering for investing the detection light source L12 of eyeball surface 4 includes pupil surface 41 and non-pupil surface 42 Range.Specifically, the area for investing the detection light source L12 of eyeball surface 4 is greater than or equal to the face of eyeball surface 4 Product.In embodiments of the present invention, the area of detection light source L12 is equal to the area of eyeball surface 4.
From the above, detection light source L12 reflects to form the first reflection source R1 by pupil surface 41;Detect light source L12 reflects to form the second reflection source R2 by non-pupil surface 42.First reflection source R1 can be sensed the detection of module 5, Sensing module 5 can transmit pupil position signal to control module 6 according to the first reflection source R1.Due to the light transmission on pupil surface 41 Property be more than non-pupil surface 42 translucency.The detection light source L12 for investing pupil surface 41 has and partially passes through pupil into pleasing to the eye Ball, therefore the intensity of the first reflection source R1 can be smaller than the intensity of the second reflection source R2 of total reflection.In this way, sensing module 5 can judge the position of pupil whereby, and obtain a pupil position signal, and the pupil position signal is sent to control module 6.
From figure 3, it can be seen that Rotation of eyeball makes pupil position be offset to right side from vertical middle, pupil surface 41 still exists Within the area for detecting light source L12.Therefore, the part infrared light in detection light source L12 can pass through the pupil table after offset The first reflection source R1 of smaller intensity is reflected in face 41, and remaining the second reflection source R2's reflected from non-pupil surface 42 is strong It spends constant.And then sensing module 5 by reflex to sensing module the first reflection source R1 and the second reflection source R2 it is strong It is weak, it can judge pupil position.In this way, when the Rotation of eyeball of user, sensing module 5 can the real-time tracing user Eyeball pupil position, and the pupil position signal of pupil is exported in real time.
Then referring to Fig. 4, it is the other image projecting optics of the Imaing projector D with pupil tracing function Path schematic diagram.In detail, described in brought forward, sensing module 5 exports the pupil position signal of pupil to control module 6, controls mould Block 6 adjusts micro-mirror module 2 according to the pupil position signal.According to Fig. 4, control module 6 adjusts micro mirror according to pupil position signal Module 2 so that micro-mirror modules 2 of the second point light source L2 that light source module 1 is provided after being adjusted reflects to form adjustment The second area source L21 afterwards, and the second area source L21 after adjustment passes through the image light after reflecting to form adjustment of optical module 3 Source L22.Image light source L22 after adjustment accurately invests pupil surface (after offset), with again in the eyeball of user Imaging.Specifically, micro-mirror module 2 may include multiple micromirrors, and control module 6 can be adjusted often by pupil position signal The reflection angle of one micromirror.Predetermined optical path thus can be changed so that the second point light source L2 is sequenced through micro mirror The reflection of module 2 and optical module 3 is formed by image light source L22 can accurately invest pupil surface in real time.
It is noted that it is aforementioned detection light source L12 by eyeball surface reflect varying strength the first reflection source R1 with Second reflection source R2 is so that sensing module 5 judges the start of pupil position, with the adjustment micro-mirror module 2 of control module 6 so that shadow It is almost while to occur as light source L22 accurately invests the start on pupil surface.In this way, the image with pupil tracing function Projection arrangement D provides the first point light source L1 and the second point light source L2 simultaneously, and the first point light source L1, which is formed, to be detected light source L12 and pass through Eyeball surface 4 reflects the reflection source of varying strength, and sensing module 5 judges pupil position by reflection source and transmits pupil Position signal is to control module 6.Meanwhile control module 6 adjusts micro-mirror module 2 to change the optics of the second point light source L2 in real time Path in the eyeball of user to be accurately imaged.Thus, which the shadow with pupil tracing function finally can be achieved in the present invention As projection arrangement.
The advantageous effect of embodiment
The beneficial effects of the present invention are the image projectings with pupil tracing function that technical solution of the present invention is provided Device and its pupil position follow-up mechanism, can be by the way that " the first point light source L1 that light source module 1 is provided passes through micro-mirror module 2 Reflection with formed the first area source L11, the first area source L11 by the reflection of optical module 3 with formed invest eyeball surface 4 Detection light source L12 " and " detection light source L12 invests the first anti-of sensing module 5 by the reflection on pupil surface 41 to be formed The technical characteristic of light source R1 " is penetrated, so that sensing module 5 transmits pupil position signal to control module according to the first reflection source R1 6, and make control module 6 according to pupil position signal to adjust micro-mirror module 2 so that the second point light source L2 formation is accurately invested The image light source L22 on pupil surface 41.
Content disclosed above is only the preferred possible embodiments of the present invention, and the right for not thereby limiting to the present invention is wanted The protection domain of book is sought, so every equivalence techniques variation done with description of the invention and accompanying drawing content, is both contained in In the protection domain of claims of the present invention.

Claims (10)

1. a kind of Imaing projector with pupil tracing function, which is characterized in that the shadow with pupil tracing function As projection arrangement includes:One light source module, a micro-mirror module, an optical module, a sensing module and a control module, it is described Control module is electrically connected at the micro-mirror module and the sensing module, and the light source module, the micro-mirror module, described Optical module and the sensing module are arranged along a predetermined optical path;
Wherein, one first point light source that the light source module is provided is by the reflection of the micro-mirror module to form one first face Light source, first area source form the detection light source of one eyeball surface of a trend of purchasing by the reflection of the optical module, and The eyeball surface surrounds the non-pupil surface on the pupil surface with a pupil surface and one;
Wherein, the detection light source forms one first reflection of the trend of purchasing sensing module by the reflection on the pupil surface Light source, and the sensing module according to first reflection source to transmit a pupil position signal to the control module;
Wherein, according to the pupil position signal to adjust the micro-mirror module, the light source module is carried the control module The reflection of the micro-mirror module of one second point light source supplied by adjusting after is to form one second area source, and second face Light source is by the reflection of the optical module to form an image light source for accurately investing the pupil surface.
2. the Imaing projector according to claim 1 with pupil tracing function, which is characterized in that described first point Light source is a non-visible light light beam, and second point light source is an image strip.
3. the Imaing projector according to claim 1 with pupil tracing function, which is characterized in that invest the eye The area of the detection light source of ball surface is more than or equal to the area of the eyeball surface.
4. the Imaing projector according to claim 1 with pupil tracing function, which is characterized in that the micro mirror mould Block includes multiple micromirrors, and the control module is by the pupil position signal, to adjust each micromirror One reflection angle.
5. the Imaing projector according to claim 1 with pupil tracing function, which is characterized in that the detection light Source is by the reflection on the non-pupil surface to form one second reflection source for investing the sensing module, and the pupil table The translucency in face is more than the translucency on the non-pupil surface, so that the intensity of first reflection source is less than described second The intensity of reflection source.
6. a kind of pupil position follow-up mechanism, which is characterized in that the pupil position follow-up mechanism includes:One light source module, one Micro-mirror module, an optical module, a sensing module and a control module, the control module are electrically connected at the micro mirror mould Block and the sensing module, and the light source module, the micro-mirror module, the optical module and the sensing module along One predetermined optical path is arranged;
Wherein, the point light source that the light source module is provided is by the reflection of the micro-mirror module to form an area source, institute Area source is stated by the reflection of the optical module to form the detection light source of one eyeball surface of a trend of purchasing, and the eyeball surface The non-pupil surface on the pupil surface is surrounded with a pupil surface and one;
Wherein, the detection light source forms one first reflection of the trend of purchasing sensing module by the reflection on the pupil surface Light source, and the sensing module according to first reflection source to transmit a pupil position signal to the control module.
7. pupil position follow-up mechanism according to claim 6, which is characterized in that the point light source is a non-visible light light Beam.
8. pupil position follow-up mechanism according to claim 6, which is characterized in that invest the inspection of the eyeball surface The area for surveying light source is more than or equal to the area of the eyeball surface.
9. pupil position follow-up mechanism according to claim 6, which is characterized in that the micro-mirror module includes multiple micro mirrors Piece, and the control module is by the pupil position signal, to adjust a reflection angle of each micromirror.
10. pupil position follow-up mechanism according to claim 6, which is characterized in that the detection light source passes through described non- One second reflection source of the sensing module is invested in the reflection on pupil surface to be formed, and the translucency on the pupil surface is big Translucency in the non-pupil surface, so that the intensity of first reflection source is less than the strong of second reflection source Degree.
CN201710206164.3A 2017-03-31 2017-03-31 Imaing projector with pupil tracing function and its pupil position follow-up mechanism Pending CN108663806A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710206164.3A CN108663806A (en) 2017-03-31 2017-03-31 Imaing projector with pupil tracing function and its pupil position follow-up mechanism

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710206164.3A CN108663806A (en) 2017-03-31 2017-03-31 Imaing projector with pupil tracing function and its pupil position follow-up mechanism

Publications (1)

Publication Number Publication Date
CN108663806A true CN108663806A (en) 2018-10-16

Family

ID=63786847

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201710206164.3A Pending CN108663806A (en) 2017-03-31 2017-03-31 Imaing projector with pupil tracing function and its pupil position follow-up mechanism

Country Status (1)

Country Link
CN (1) CN108663806A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109815939A (en) * 2019-03-01 2019-05-28 北京当红齐天国际文化发展集团有限公司 Projection display system and method based on human eye tracking
CN113093378A (en) * 2020-01-08 2021-07-09 宏碁股份有限公司 Eyeball tracking device and head-mounted display equipment
CN114815237A (en) * 2021-01-28 2022-07-29 Oppo广东移动通信有限公司 Laser display module and head-mounted display equipment

Citations (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050185138A1 (en) * 2004-02-19 2005-08-25 Visx, Incorporated Methods and systems for differentiating left and right eye images
KR20060123353A (en) * 2003-12-18 2006-12-01 애질런트 테크놀로지스, 인크. Method and system for wavelength-dependent imaging and detection using a hybrid filter
CN102955255A (en) * 2011-09-26 2013-03-06 微软公司 Integrated eye tracking and display system
CN103530618A (en) * 2013-10-23 2014-01-22 哈尔滨工业大学深圳研究生院 Non-contact sight tracking method based on corneal reflex
CN104254800A (en) * 2012-02-06 2014-12-31 巴特尔纪念研究院 Image generation systems and image generation methods
CN105138119A (en) * 2015-08-04 2015-12-09 湖南七迪视觉科技有限公司 Stereo vision system with automatic focusing controlled based on human biometrics
CN105408801A (en) * 2013-06-25 2016-03-16 微软技术许可有限责任公司 Eye-tracking system for head-mounted display
CN105847538A (en) * 2016-03-16 2016-08-10 惠州Tcl移动通信有限公司 Mobile phone and method for controlling operations of VR (Virtual Reality) glasses based on eyeball tracking
CN105847540A (en) * 2016-03-16 2016-08-10 惠州Tcl移动通信有限公司 Method and mobile phone for controlling picture movement of VR (Virtual Reality) glasses based on eyeball tracking and VR glasses
CN105929963A (en) * 2016-05-11 2016-09-07 北京蚁视科技有限公司 Method for tracing eyeball position and detection device
CN106062665A (en) * 2013-09-11 2016-10-26 深圳市汇顶科技股份有限公司 User interface based on optical sensing and tracking of user's eye movement and position
CN106132284A (en) * 2013-11-09 2016-11-16 深圳市汇顶科技股份有限公司 Optical eye is dynamic follows the trail of
CN106164743A (en) * 2014-03-03 2016-11-23 埃韦视觉有限公司 Eyes optical projection system
CN106164748A (en) * 2014-02-27 2016-11-23 西铁城控股株式会社 Projection arrangement
CN106200901A (en) * 2016-06-24 2016-12-07 联想(北京)有限公司 The bearing calibration of a kind of wear-type ocular pursuit device and wear-type ocular pursuit device
CN106249412A (en) * 2015-06-15 2016-12-21 三星电子株式会社 Head mounted display device
CN106236372A (en) * 2016-08-17 2016-12-21 浙江大学 A kind of method and apparatus of digitized corneal cross-linking regulation corneal curvature radius
CN206696529U (en) * 2017-03-31 2017-12-01 及至微机电股份有限公司 Imaing projector and its pupil position follow-up mechanism with pupil tracing function

Patent Citations (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20060123353A (en) * 2003-12-18 2006-12-01 애질런트 테크놀로지스, 인크. Method and system for wavelength-dependent imaging and detection using a hybrid filter
US20050185138A1 (en) * 2004-02-19 2005-08-25 Visx, Incorporated Methods and systems for differentiating left and right eye images
CN102955255A (en) * 2011-09-26 2013-03-06 微软公司 Integrated eye tracking and display system
CN104254800A (en) * 2012-02-06 2014-12-31 巴特尔纪念研究院 Image generation systems and image generation methods
CN105408801A (en) * 2013-06-25 2016-03-16 微软技术许可有限责任公司 Eye-tracking system for head-mounted display
CN106062665A (en) * 2013-09-11 2016-10-26 深圳市汇顶科技股份有限公司 User interface based on optical sensing and tracking of user's eye movement and position
CN103530618A (en) * 2013-10-23 2014-01-22 哈尔滨工业大学深圳研究生院 Non-contact sight tracking method based on corneal reflex
CN106132284A (en) * 2013-11-09 2016-11-16 深圳市汇顶科技股份有限公司 Optical eye is dynamic follows the trail of
CN106164748A (en) * 2014-02-27 2016-11-23 西铁城控股株式会社 Projection arrangement
CN106164743A (en) * 2014-03-03 2016-11-23 埃韦视觉有限公司 Eyes optical projection system
CN106249412A (en) * 2015-06-15 2016-12-21 三星电子株式会社 Head mounted display device
CN105138119A (en) * 2015-08-04 2015-12-09 湖南七迪视觉科技有限公司 Stereo vision system with automatic focusing controlled based on human biometrics
CN105847540A (en) * 2016-03-16 2016-08-10 惠州Tcl移动通信有限公司 Method and mobile phone for controlling picture movement of VR (Virtual Reality) glasses based on eyeball tracking and VR glasses
CN105847538A (en) * 2016-03-16 2016-08-10 惠州Tcl移动通信有限公司 Mobile phone and method for controlling operations of VR (Virtual Reality) glasses based on eyeball tracking
CN105929963A (en) * 2016-05-11 2016-09-07 北京蚁视科技有限公司 Method for tracing eyeball position and detection device
CN106200901A (en) * 2016-06-24 2016-12-07 联想(北京)有限公司 The bearing calibration of a kind of wear-type ocular pursuit device and wear-type ocular pursuit device
CN106236372A (en) * 2016-08-17 2016-12-21 浙江大学 A kind of method and apparatus of digitized corneal cross-linking regulation corneal curvature radius
CN206696529U (en) * 2017-03-31 2017-12-01 及至微机电股份有限公司 Imaing projector and its pupil position follow-up mechanism with pupil tracing function

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109815939A (en) * 2019-03-01 2019-05-28 北京当红齐天国际文化发展集团有限公司 Projection display system and method based on human eye tracking
CN113093378A (en) * 2020-01-08 2021-07-09 宏碁股份有限公司 Eyeball tracking device and head-mounted display equipment
CN114815237A (en) * 2021-01-28 2022-07-29 Oppo广东移动通信有限公司 Laser display module and head-mounted display equipment
WO2022160962A1 (en) * 2021-01-28 2022-08-04 Oppo广东移动通信有限公司 Laser display module and head-mounted display apparatus
CN114815237B (en) * 2021-01-28 2023-11-28 Oppo广东移动通信有限公司 Laser display module and head-mounted display device

Similar Documents

Publication Publication Date Title
CN206696529U (en) Imaing projector and its pupil position follow-up mechanism with pupil tracing function
US11079601B2 (en) Eye projection system and method
EP3294113B1 (en) Eye tracking device and method for operating an eye tracking device
US20160327793A1 (en) Autofocus head mounted display device
KR102669768B1 (en) Event camera system for pupil detection and eye tracking
CN110244466B (en) Augmented reality glasses and adjustment method
CN109766820A (en) A kind of eyeball tracking device, headset equipment and eyes image acquisition methods
US9861279B2 (en) Method and device for determining the eye position
CN108663806A (en) Imaing projector with pupil tracing function and its pupil position follow-up mechanism
KR20230144657A (en) Eye projection systems and methods with focusing management
US20190361231A1 (en) Method and device for eye metric acquisition
US20180267601A1 (en) Light Projection for Guiding a User within a Physical User Area During Virtual Reality Operations
TWM547127U (en) Image projection device with pupil-tracking function and pupil position-tracking device thereof
US20210231963A1 (en) Device apparatus for projecting a laser beam for generating an image on the retina of an eye
CN216485801U (en) Optical imaging system, image display device and augmented reality display equipment
CN114815237B (en) Laser display module and head-mounted display device
JPH11109278A (en) Video display device
US20220057860A1 (en) Head mounted display apparatus and eye-tracking apparatus thereof
TWI634869B (en) Image display device with pupil tracking function and pupil tracking device thereof
JPH11109279A (en) Video display device
JP2000214408A (en) Picture display device
CN109498259B (en) Treatment equipment
TWI683135B (en) Head-mounted display device and adjusting method for the same
TWI672527B (en) Projection device capable of adjusting virtual image distance and projection method thereof
KR102678258B1 (en) Eye projection system and method

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
WD01 Invention patent application deemed withdrawn after publication
WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20181016