WO2017066970A1

WO2017066970A1 - Projection system capable of automatically adjusting location of projected frame and projection method thereof

Info

Publication number: WO2017066970A1
Application number: PCT/CN2015/092583
Authority: WO
Inventors: 那庆林; 麦浩晃; 黄彦
Original assignee: 神画科技（深圳）有限公司
Priority date: 2015-10-22
Filing date: 2015-10-22
Publication date: 2017-04-27

Abstract

A projection system (100) capable of automatically adjusting a location of a projected frame and a projection method thereof. The projection system (100) comprises: a projection unit (1) configured to project a frame; a monitoring unit (2) configured to search a space where the projection system (100) is located for an available projection area (A) capable of serving as a projection plane and to generate spatial location information of the available projection area (A); a supporting unit (3) configured to support the projection unit (1) and the monitoring unit (2) and to adjust a projection direction of the projection unit (1) and a monitoring direction of the monitoring unit (2); and a processing unit receiving the spatial location information of the available projection area (A) and controlling, according to the spatial location information, the supporting unit (3) to adjust the projection direction of the projection unit (1) until the frame projected by the projection unit (1) is cast onto the available projection area (A). The monitoring unit (2) searches the space where the projection system (100) is located for the available projection area (A) capable of serving as the projection plane, and the processing unit adjusts, according to the available projection area (A), a direction toward which the projection unit (1) faces so that the projected frame is cast onto the available projection area (A), thereby realizing automatic searching of a suitable projection area in a corresponding space and projection by the projection system (100).

Description

Description Title: Projection system for automatically adjusting the position of a projection screen and projection method thereof

[0001] The present invention relates to projection systems, and more particularly to a projection system that automatically adjusts the position of a projected picture and a method of projecting the same.

Background technique

[0002] The projection system in the related art is usually a projection surface of a user who manually selects a projection system by environmental conditions, and the projection process is troublesome.

technical problem

The technical problem to be solved by the present invention is to provide a projection system that automatically adjusts the position of a projected picture and a projection method thereof.

Problem solution

Technical solution

The technical solution adopted by the present invention to solve the technical problem thereof is: constructing a projection system for automatically adjusting the position of the projected picture, comprising:

[0005] a projection unit, configured to project a picture;

[0006] a monitoring unit, configured to search for a projectable area that can be used as a projection surface in a space in which the projection system is located, and generate spatial position information of the projectable area;

a supporting unit, configured to support the projection unit and the monitoring unit, and adjust a projection direction of the projection unit and a monitoring direction of the monitoring unit;

[0008] a processing unit, receiving spatial position information of the projectable area, and controlling, according to the spatial position information, the supporting unit to adjust a projection direction of the projection unit, to a projection screen of the projection unit being placed to the Projectable area.

[0009] Preferably, the supporting unit comprises:

[0010] a bracket assembly for mounting the projection unit and the monitoring unit;

[0011] a driving unit, configured to drive the bracket assembly to adjust a direction of the projection unit and the monitoring unit.

[0012] Preferably, the bracket assembly includes a horizontal steering angle for adjusting the projection unit and the monitoring unit First bracket; and/or,

[0013] a second bracket for adjusting a height steering angle of the projection unit and the monitoring unit.

[0014] Preferably, the bracket assembly further includes a third bracket for adjusting a rotation angle of the projection unit about an axis parallel or coincident with an optical axis of the projection lens.

[0015] Preferably, the drive unit comprises a motor.

[0016] Preferably, the monitoring unit comprises a monitoring lens, and the monitoring lens comprises one or a combination of a single monitoring lens, a dual monitoring lens, a TOF lens, and a structured light lens.

[0017] Preferably, the monitoring unit includes an infrared light unit that monitors by emitting infrared light, the infrared light unit is integrated into a projection optical path of the projection unit, or the infrared light unit is located in the projection unit. Projecting an exit end, and an infrared light projection surface of the infrared light unit covers at least a projection display area of the projection unit.

[0018] Preferably, the processing unit includes a storage unit and a projection image processing unit for storing a preset projection application screen;

[0019] the projection image processing unit processes the preset projection application screen according to the spatial position information of the monitoring unit, and forms a projection image for performing image correction based on the projectable region, and then projected by the projection unit to the On the projection area.

[0020] Preferably, the processing unit further includes a screen for controlling the driving unit according to the instruction to project the projection unit on the projectable area to be transferred at different positions according to a requirement of a preset projection application. Instruction drive unit.

[0021] Preferably, the processing unit and the driving unit are connected by wire or wireless communication;

[0022] sending a corresponding signal to the driving unit according to the position of the projectable area to which the preset projection application screen currently needs to be played;

[0023] The driving unit further sends a corresponding driving control signal, thereby driving the projection unit to perform position adjustment on the projection screen, and generating a corresponding projection application screen in the projectable area.

[0024] Preferably, the monitoring unit is further configured to perform three-dimensional spatial information collection on a projection space defined by the projection unit and a projection display area thereof, to determine whether there are at least two intersecting surfaces in the projection space.

And collecting three-dimensional spatial information of at least two intersecting faces;

[0025] the projection image processing unit should apply to the projection based on the three-dimensional spatial information of the at least two intersecting surfaces Processing with a picture to form a picture for performing pattern correction based on the at least two intersecting faces, and then mapping by the projection unit, forming a projection picture matching the at least two intersecting faces in the projected display area .

[0026] Preferably, the projection image processing unit matches the image processing based on the at least two intersecting surfaces according to the position information of the projection unit with respect to the viewer, and matches the viewing corresponding to the viewer. The angle is further mapped by the projection unit, and a projection picture having a corresponding effect is generated on the at least two intersecting faces.

[0027] Preferably, the projection system further comprises an interactive manipulation unit that performs interactive manipulation based on the projection screen, and the interactive manipulation unit is communicably connected with the information processing unit to implement an interactive manipulation based on the projection screen.

[0028] Preferably, the interactive control unit includes a remote controller based on wireless communication, and the remote controller includes a mobile phone

, a combination of one or more of a tablet, gamepad, or air mouse.

[0029] Preferably, the remote controller includes a .G module, a Bluetooth module, or a WI for transmitting an interactive control signal.

One or a combination of FI modules.

[0030] Preferably, the interactive control unit includes an infrared remote-based external remote controller and an infrared monitoring lens; [0031] the external remote controller may form an infrared spot in the projection display area, and the infrared monitoring lens captures The infrared spot;

[0032] The projection image processing unit displays a corresponding visible icon according to position information of the infrared spot, and controls the visible icon by the external remote controller to implement an interactive manipulation function.

[0033] Preferably, the interactive control unit comprises a direct touch interactive control unit, and the interactive control mode comprises one of a dual monitor lens mode, a TOF sensor mode, or a structured light sensor mode.

[0034] The present invention also constructs a projection method for automatically adjusting the position of a projected picture based on the projection system, including the following steps:

[0035] Sl, the support unit adjusts the monitoring direction of the monitoring unit, scans the space in which it is located, and generates spatial position and state information of each surface of the space in which it is located, and transmits the information to the processing unit;

[0036] S2, the processing unit analyzes the spatial position and state information of each surface of the space, and determines a projectable area that can be used as a projection surface;

[0037] S3. The processing unit is wired or according to spatial location information of a projectable area that can be used as a projection surface. The wireless device sends a corresponding signal to the supporting unit, and the pair of projection units are correspondingly adjusted to make the projection direction toward the projectable area.

[0038] The present invention also constructs a projection method for automatically adjusting a position of a projection screen based on the projection system, wherein the projection application screen requires two or more projection screens to be placed in the projection display area. The upper face, and the at least two faces are intersecting faces of the angle of intersection with respect to the viewer, the method comprising the steps of:

[0039] Sl, a projection application screen corresponding to an intersecting surface formed by intersecting the at least two surfaces;

[0040] S2. The support unit adjusts a monitoring direction of the monitoring unit, and scans a three-dimensional space thereof.

[0041] the monitoring unit generates spatial location and status information of each surface of the space in which it is located, and transmits the information to the processing unit;

[0042] S3. The processing unit analyzes spatial position and state information of each surface of the space, and determines a three-dimensional spatial position of the projectable area that can be used as a projection surface.

[0043] S4. The processing unit sends a corresponding signal to the supporting unit in a wired or wireless manner according to the three-dimensional spatial position information of the projectable area that can be used as the projection surface, and performs corresponding position adjustment on the projection unit. Projecting at a three-dimensional spatial position of the projectable area that meets the requirements of the projection application screen. Advantageous effects of the invention

Beneficial effect

[0044] The projection system and the projection method thereof for automatically adjusting the position of the projection screen of the present invention have the following beneficial effects: The monitoring unit of the present invention searches for a projectable area that can be used as a projection surface in a space in which the projection system is located, and then the processing unit The orientation of the projection unit is adjusted according to the projectable area, and the projection screen is placed on the projectable area, so that the projection system automatically searches for a suitable projection area in the corresponding space and performs projection.

[0045] In addition, when it is required to project a three-dimensional image in a three-dimensional space of at least two intersecting faces, at least two intersecting faces that can be used as a projected three-dimensional image can also be automatically searched for projection of the three-dimensional image.

Brief description of the drawing

DRAWINGS

[0046] The present invention will be further described below in conjunction with the accompanying drawings and embodiments, in which:

1 is a schematic perspective structural view of a projection system in an embodiment of the present invention; 2 is a schematic view of the projection system of FIG. 1 placed in a three-dimensional space; [0048] FIG.

3 is a schematic diagram of the projection system of FIG. 2 searching for a projectable area in a stereoscopic space for projection; [0050] FIG. 4 is a projection of a screen projected by the projection system of FIG. 1 in a projectable area according to a pre-stored application. a schematic diagram before the screen transition;

5 is a schematic diagram of a screen projected by the projection system of FIG. 4 after a screen transition according to a pre-stored application in a projectable area; [0051] FIG.

6 is a schematic diagram of the projection system of FIG. 1 projected onto two intersecting faces.

BEST MODE FOR CARRYING OUT THE INVENTION

[0053] In order to more clearly understand the technical features, objects and effects of the present invention, the specific embodiments of the present invention will be described in detail with reference to the accompanying drawings.

[0054] As shown in FIG. 1 to FIG. 3, the projection system 100 for automatically adjusting the position of the projected picture in a preferred embodiment of the present invention includes: a projection unit 1 for projecting a picture; and a monitoring unit 2 for searching the projection system 100. The space in which it is located can be used as the projectable area A of the projection surface, and the spatial position information of the projectable area A is generated; the support unit 3 is configured to support the projection unit 1 and the monitoring unit 2, and adjust the projection direction of the projection unit 1 And a monitoring direction of the monitoring unit 2; the processing unit receives the spatial position information of the projectable area A, and controls the supporting unit 3 to adjust the projection direction of the projection unit 1 according to the spatial position information, and the projection screen of the projection unit 1 is projected to the projectable area A.

[0055] In some embodiments, the monitoring unit 2 includes a monitoring lens, and the monitoring lens includes one or a combination of a single monitoring lens, a dual monitoring lens, a TOF lens, and a structured light lens, and scans and monitors the space in which the space is located. Spatial position information of objects such as walls and ceilings in space.

[0056] In other embodiments, the monitoring unit 2 may also include an infrared light unit that monitors by emitting infrared light. The infrared light unit is integrated into the projection light path of the projection unit 1, and emits infrared light to the projection direction of the projection unit 1. Monitoring is performed; and the infrared light projection surface of the infrared light unit covers at least the projection display area of the projection unit 1. Of course, the infrared light unit can also be located at the projection exit end of the projection unit 1, and emit infrared light for monitoring in the projection direction of the projection unit 1.

[0057] The support unit 3 includes a bracket assembly and a drive unit for mounting the projection unit 1 and the monitoring unit 2; the drive unit is for driving the bracket assembly to adjust the orientation of the projection unit 1 and the monitoring unit 2. [0058] Preferably, the bracket assembly includes a first bracket 31 for adjusting the horizontal steering angle of the projection unit 1 and the monitoring unit 2, and a second bracket 32 for adjusting the height steering angle of the projection unit 1 and the monitoring unit 2, the drive The unit includes a motor. Further, the projection unit 1 and the monitoring unit 2 can be disposed on the second bracket 32 upside down. The driving unit drives the projection unit 1 and the monitoring unit 2 to rotate up and down to adjust the height steering angle of the projection unit 1 and the monitoring unit 2. The second bracket 32 is rotatably disposed on the first bracket 31, and the driving unit drives the second bracket 32 to rotate to adjust the horizontal steering angle of the projection unit 1 and the monitoring unit 2.

Further, in some embodiments, the bracket assembly further includes a third bracket 33 for adjusting the angle of rotation of the projection unit 1 about an axis that is parallel or coincident with the optical axis of the projection lens. The projection unit 1 is reversibly disposed on the third bracket 33 along an axis parallel or coincident with the optical axis of the projection lens, and the driving unit drives the projection unit to rotate on the third bracket 33 to adjust the rotation angle of the projection unit 1. Projection unit 1 is projected to the appropriate projection display area by multi-directional adjustment.

[0060] In other embodiments, the bracket assembly may also include only the first bracket 31, and the projection unit 1 and the monitoring unit 2 may be horizontally rotatably disposed on the first bracket 31 to adjust the horizontal steering of the projection unit 1 and the monitoring unit 2. The bracket assembly may also include only the second bracket 32. The projection unit 1 and the monitoring unit 2 are vertically rotatably disposed on the second bracket 32 to adjust the height steering angle of the projection unit 1 and the monitoring unit 2.

[0061] In some embodiments, the processing unit includes a storage unit and a projection image processing unit for storing a preset projection application screen, and the projection image processing unit processes the preset projection application screen according to the spatial position information of the monitoring unit 2, forming a basis A projection screen for image correction in the projection area A is projected onto the projectable area A by the projection unit 1. After this processing, the preset projection application image can be adapted to the projectable area A, so that the projected image seen by the viewer 4 is more suitable for visual needs.

[0062] Further, a wired or wireless communication connection between the processing unit and the driving unit. The processing unit sends a corresponding signal to the driving unit according to the position of the projectable area A to which the preset projection application screen to be played currently needs to be directed; the driving unit then sends a corresponding driving control signal, thereby driving the projection unit 1 to turn to position the projection screen. Adjustment, the corresponding projection application screen is generated in the projectable area A.

[0063] As shown in FIG. 4 and FIG. 5, in another embodiment of the present invention, the processing unit further includes a screen for controlling the driving unit according to the instruction to project the projection unit 1 on the projectable area A according to a preset. The projection application requires an instruction drive unit that is transferred at different positions to allow the projection screen to be spatially transferred according to the requirements of the preset program. As shown in Figure 4, the user lying on the bed interacts with the image projected on the side wall, Then, as shown in FIG. 5, according to a preset program such as a game, the screen shifts to the front wall, causing the user to interact with the front screen. This transfer is achieved by the preset picture program command driving unit, thereby driving the support unit to transfer the projection unit. This type of implementation makes the projection game application more spatial

As shown in FIG. 6, in other embodiments, the picture projected by the projection unit 1 is a three-dimensional picture, and the monitoring unit 2 is required to search for at least two intersecting faces for displaying the three-dimensional picture. The monitoring unit 2 is further configured to perform three-dimensional spatial information collection on the projection space defined by the projection unit 1 and the projection display area thereof, to determine whether there are at least two intersecting surfaces in the projection space, and collect three-dimensional spaces of at least two intersecting surfaces. f π interest.

[0065] when the acquired three-dimensional spatial information of at least two intersecting surfaces can be used to display the projectable area A of the three-dimensional stereoscopic image, the projection image processing unit processes the projection application image based on the three-dimensional spatial information of the at least two intersecting surfaces. Forming a picture based on at least two intersecting surfaces for pattern correction, and then mapping by the projection unit 1 to form a projection picture matching at least two intersecting surfaces in the projection display area, and the viewer 4 can bring the 3D glasses to see Corresponding 3D effect.

[0066] Further, if the position of the viewer 4 or the projection unit 1 is not directly opposite or the offset image is too large, the projection image processing unit is based on at least two intersections according to the position information of the projection unit 1 relative to the viewer 4. The image processing of the surface correction is performed, and the viewing angle corresponding to the viewer 4 is matched, and then the projection unit 1 performs mapping, and a projection image having a corresponding effect is generated on at least two intersecting surfaces, so that the viewer 4 has a better image. Viewing angle.

[0067] Preferably, the projection system 100 further includes an interactive manipulation unit that performs interactive manipulation based on the projection screen, and the interactive manipulation unit is communicably connected with the information processing unit to implement interactive manipulation based on the projection image, and the interactive manipulation unit and the projected image are Interplay. Typically, the interactive control unit includes a direct touch interactive control unit, and the interactive control mode includes one of a dual monitor lens mode, a TOF sensor mode, or a structured light sensor mode.

[0068] The interactive manipulation unit includes a remote control based on wireless communication, and the remote controller includes a combination of one or more of a mobile phone, a tablet, a game pad, or an air mouse. The corresponding remote controller includes one or a combination of a 2.4G module, a Bluetooth module, or a WIFI module for transmitting an interactive control signal to implement wireless transmission. [0069] Further, in some embodiments, the interactive manipulation unit includes an infrared remote-based external remote controller and an infrared monitoring lens. The external remote controller can form an infrared spot in the projection display area, and the infrared monitoring lens captures the infrared spot; the projection image processing unit displays a corresponding visible icon according to the position information of the infrared spot, and controls the visible icon through an external remote controller to implement an interactive manipulation function.

[0070] As shown in FIG. 2 and FIG. 3, correspondingly, the projection method for automatically adjusting the position of the projection screen based on the projection system 100 includes the following steps:

[0071] Sl, the support unit 3 adjusts the monitoring direction of the monitoring unit 2, scans the space in which it is located, and generates spatial position and state information of each surface of the space, and transmits the information to the processing unit;

[0072] After the scanning unit 2 scans, the position information of the surface of the wall, the ceiling, and the like in the space can be obtained, and the area suitable for projection can be obtained by scanning the data.

[0073] S2, the processing unit analyzes the spatial position and state information of each surface of the space, and determines a projectable area A that can be used as a projection surface;

[0074] The projectable area A is a relatively flat surface area, and the projection picture of the projection unit 1 can be normally displayed, so as to be normally viewed by the viewer 4, when there is a TV or the like in front of the wall or the wall. Objects are not suitable for projection.

[0075] S3. The processing unit sends a corresponding signal to the support unit 3 in a wired or wireless manner according to the spatial position information of the projectable area A that can be used as the projection surface, and the corresponding projection unit 1 performs corresponding position adjustment to make the projection direction. Toward the projectable area A.

[0076] As shown in FIG. 6, when the picture projected by the projection unit 1 is a three-dimensional picture 吋, the projection application picture requires two or more faces on the projection display area for the projected picture to fall thereon, and at least The two faces are intersecting faces with an angle of intersection of less than 180 degrees with respect to the viewer, such as two faces corresponding to the intersection of the wall and the ceiling, or three faces corresponding to the two faces of the ceiling and the corner, and of course, A projection area formed by the intersection of a plurality of faces. The projection method based on the projection system 100 to automatically adjust the position of the projection screen includes the following steps:

[0077] Sl, a projection application screen corresponding to an intersecting surface formed by intersecting at least two planes, where the projection application screen is a 3D screen;

[0078] S2, the support unit 3 adjusts the monitoring direction of the monitoring unit 2, and scans the three-dimensional space in which it is located; [0079] The monitoring unit 2 generates spatial position and state information of each surface of the space in which it is located, and transmits the information to the processing unit. [0080] S2. The processing unit analyzes the spatial position and state information of each surface of the space, and determines the three-dimensional spatial position of the projectable area A that can be used as the projection surface.

[0081] Since the preset projection application screen needs to be displayed on the intersecting surface, the three-dimensional spatial position of the projectable area A is the intersection surface of the wall surface and the ceiling, or the other two surfaces disposed at the angles are close to the angled area. The corresponding intersecting faces are relatively flat for the projected area, with no other hangings or obstructions.

[0082] S3. The processing unit sends a corresponding signal to the support unit 3 in a wired or wireless manner according to the three-dimensional spatial position information of the projectable area A that can be used as the projection surface, and performs corresponding position adjustment on the projection unit 1, in accordance with the projection. The three-dimensional spatial position of the projectable area A required by the application screen is projected.

[0083] After the projection unit 1 projects the preset projection application screen onto the intersecting surface, after the viewer 4 brings the 3D glasses, the corresponding displayed image on the intersecting surface forms a stereoscopic effect, which is displayed in space, Viewer 4 brings a different visual experience.

[0084] It is to be understood that each of the above technical features may be used in any combination without limitation.

The above is only the embodiment of the present invention, and is not intended to limit the scope of the invention, and the equivalent structure or equivalent process transformation of the present invention and the contents of the drawings may be used directly or indirectly. The related technical fields are all included in the scope of patent protection of the present invention.

Claims

Claim

[Claim 1] A projection system for automatically adjusting a position of a projection screen, comprising:

Projection unit (1) for projecting a picture;

a monitoring unit (2), configured to search for a projectable area (A) that can be used as a projection surface in a space in which the projection system is located, and generate spatial position information of the projectable area (A); a support unit (3), For supporting the projection unit (1) and the monitoring unit (2), and adjusting a projection direction of the projection unit (1) and a monitoring direction processing unit of the monitoring unit (2), receiving the projectable area ( a spatial position information of A), and controlling the supporting unit (3) to adjust a projection direction of the projection unit (1) according to the spatial position information, and the projection screen of the projection unit (1) is placed on the projection screen Projection area (A

[Claim 2] The projection system for automatically adjusting the position of a projected picture according to claim 1, wherein:

The support unit (3) includes:

a bracket assembly for mounting the projection unit (1) and the monitoring unit (2);

a driving unit for driving the bracket assembly to adjust a direction of the projection unit (1) and the monitoring unit (2).

[Claim 3] The projection system for automatically adjusting the position of a projection screen according to claim 2, wherein the bracket assembly includes a horizontal steering angle for adjusting the projection unit (1) and the monitoring unit (2) First bracket (31); and / or,

A second bracket (32) for adjusting the height steering angle of the projection unit (1) and the monitoring unit (2).

[Claim 4] The projection system for automatically adjusting the position of a projection screen according to claim 3, wherein the bracket assembly further comprises means for adjusting the projection unit (1) to be parallel to an optical axis of the projection lens thereof or The coincident axis flips the rotation angle of the third bracket (33).

[Claim 5] The projection system for automatically adjusting the position of a projection screen according to claim 3, wherein the driving unit includes a motor. The projection system for automatically adjusting the position of a projection screen according to any one of claims 1 to 5, wherein the monitoring unit (2) comprises a monitoring lens, and the monitoring lens comprises a single monitoring lens, a dual monitoring lens, Projection system for automatically adjusting the position of a projected picture according to any one of claims 1 to 5, characterized in that the monitoring unit (2) comprises monitoring by emitting infrared light. An infrared light unit, the infrared light unit is integrated in a projection optical path of the projection unit (1), or the infrared light unit is located at a projection output end of the projection unit (1), and the infrared light unit The infrared light projection surface covers at least the projection display area of the projection unit (1).

The projection system for automatically adjusting the position of a projection screen according to any one of claims 2 to 5, wherein the processing unit comprises a storage unit for storing a preset projection application screen and a projection image processing unit. ;

The projection image processing unit processes the preset projection application screen according to the spatial position information of the monitoring unit (2), and forms a projection image for image correction based on the projectable region (A), and then the projection unit (1) Projection system for automatically adjusting a projected picture position according to claim 8 projected onto said projectable area (A), wherein said processing unit further comprises means for controlling said drive unit in accordance with an instruction such that The projection unit (1) projects an instruction command unit that is projected on the projectable area (A) at different positions according to a requirement of a preset projection application.

The projection system for automatically adjusting the position of the projection screen according to claim 8, wherein the processing unit and the driving unit are connected by wire or wireless communication; according to the preset projection application screen currently required to be played, The position of the projectable area (A) sends a corresponding signal to the driving unit;

The driving unit further sends a corresponding driving control signal, thereby driving the projection unit (1) to perform position adjustment on the projection screen, and generating a corresponding projection application screen in the projectable area (A). The projection system for automatically adjusting the position of a projection screen according to claim 8, wherein the monitoring unit (2) is further configured to perform a projection space defined by the projection unit (1) and its projection display area. Collecting three-dimensional spatial information to determine whether there are at least two intersecting faces in the projection space, and collecting three-dimensional spatial information of at least two intersecting faces; the projection image processing unit is based on three-dimensional spatial information of the at least two intersecting faces Processing the projection application screen to form a screen for performing pattern correction based on the at least two intersecting surfaces, and then mapping by the projection unit (1), forming at least two with the projection display area Projection screens with matching faces.

A projection system for automatically adjusting a position of a projection screen according to claim 11, further comprising: said projection image processing unit based on position information of said projection unit (1) relative to said viewer (4) Performing picture correction on at least two intersecting surfaces, matching an angle of view corresponding to the viewer (4), mapping by the projection unit (1), and generating corresponding on the at least two intersecting surfaces The projection screen of the effect.

The projection system for automatically adjusting a position of a projection screen according to claim 12, wherein the projection system further comprises an interactive manipulation unit that performs interactive manipulation based on the projection screen, the interactive manipulation unit and the information processing unit Communication connection to achieve interactive manipulation based on the projected picture.

The projection system for automatically adjusting a position of a projection screen according to claim 13, wherein the interactive manipulation unit comprises a remote controller based on wireless communication, the remote controller comprising a mobile phone, a tablet computer, a game controller, or an air mouse. A combination of one or more. A projection system for automatically adjusting a position of a projected picture according to claim 13, wherein said remote controller comprises one or a combination of a 2.4G module, a Bluetooth module, or a WIFI module for transmitting an interactive control signal.

The projection system for automatically adjusting a position of a projection screen according to claim 13, wherein the interactive manipulation unit comprises an external remote controller based on infrared light and an infrared remote control lens, wherein the external remote controller is in the projection display area Forming an infrared spot, the infrared monitor The control lens captures the infrared spot;

The projection image processing unit displays a corresponding visible icon according to the position information of the infrared spot, and controls the visible icon by the external remote controller to implement an interactive manipulation function, and automatically adjusts the position of the projection screen according to claim 13. The projection system is characterized in that: the interactive manipulation unit comprises a direct touch interaction control unit, and the interactive manipulation mode comprises one of a dual monitor lens mode, a TOF sensor mode, or a structured light sensor mode.

A projection method for automatically adjusting a position of a projection screen according to any one of claims 1 to 17, characterized in that it comprises the following steps:

51, the support unit (3) adjusts the monitoring direction of the monitoring unit (2), scans the space in which it is located, and generates spatial position and state information of each surface of the space in which it is located, and transmits the information to the processing unit;

52. The processing unit analyzes spatial position and state information of each surface of the space, and determines a projectable area (A) that can be used as a projection surface;

53. The processing unit sends a corresponding signal to the supporting unit (3) in a wired or wireless manner according to the spatial position information of the projectable area (A) that can be used as a projection surface, and the pair of the projection unit (1) Perform a corresponding position adjustment so that the projection direction is toward the projectable area (A).

A projection method for automatically adjusting a position of a projection screen according to any one of claims 11 to 17, wherein the projection application screen requires two or more available in the projection display area. a face on which the projected picture falls, and at least two faces are intersecting faces that are less than 180 degrees with respect to the viewer, the method comprising the following steps

₅ : preset a projection application screen corresponding to an intersecting surface formed by intersecting the at least two surfaces;

52. The supporting unit (3) adjusts a monitoring direction of the monitoring unit (2), and scans a three-dimensional space thereof;

The monitoring unit (2) generates spatial position and status information of each surface of the space in which it is located, and Transmitting to the processing unit;

53. The processing unit analyzes spatial position and state information of each surface of the space to determine a three-dimensional spatial position of the projectable area (A) that can be used as a projection surface;

54. The processing unit sends a corresponding signal to the support unit (3) in a wired or wireless manner according to the three-dimensional spatial position information of the projectable area (A) that can be used as a projection surface.

, the corresponding position adjustment of the projection unit (1) is performed, and the projection is performed in a three-dimensional position of the projectable area (A) that meets the requirements of the projection application screen.