CN104020897B - Interaction display system - Google Patents
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- CN104020897B CN104020897B CN201410223461.5A CN201410223461A CN104020897B CN 104020897 B CN104020897 B CN 104020897B CN 201410223461 A CN201410223461 A CN 201410223461A CN 104020897 B CN104020897 B CN 104020897B
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Abstract
The invention discloses an interaction display system. The interaction display system comprises a main control unit used for processing information, a display unit used for generating a display image according to the received display information, one or more remote control units and a monitoring module. The main control unit is in communication with the display unit and the monitoring module. Each remote control unit comprises an infrared emission module, wherein the infrared emission module is used for emitting infrared light with two different wavelengths to the display image so that infrared light spots can be generated. The monitoring module comprises a monitoring camera used for capturing the infrared light spots in the display image, a first light splitting element, a first infrared monitoring element used for incidence of the first infrared light, and a second infrared monitoring element used for incidence of the second infrared light, wherein the wavelength of the first infrared light and the wavelength of the second infrared light are different. By means of the technical scheme, interaction operation of multiple points can be conducted within one display image, a visible icon can be clicked, dragged, zoomed in, zoomed out and the like at each point, and man-machine interaction experience is provided for users.
Description
Technical field
The present invention relates to field of display systems, especially relate to a kind of interaction display system.
Background technology
At present, scialyscope or large scale flat faced display are very universal used in daily study, work and amusement,
But with scientific and technological development, traditional input equipment is difficult to meet the demand that people carry out man-machine interaction to these equipment.Tradition
The mode of man-machine interaction be using laser pen, display picture to be indicated, but pointed display system cannot learn that this refers to
Show position coordinateses a little, also cannot realize further interactive operation instruction, and all can only use in general display system
Single laser pen is indicated it is impossible to be realized multiple points in a picture to carry out interactive operation simultaneously.
Content of the invention
The technical problem to be solved in the present invention is to provide a kind of interaction display system that can carry out multi-point touch.
The technical solution adopted for the present invention to solve the technical problems is: construct a kind of interaction display system, including for
Carry out information processing main control unit, for produced according to the display information that receives display picture display unit, one or
Multiple RCUs and monitoring module；Described main control unit and described display unit and the communication connection of described monitoring module；
Each described RCU includes an infrared emission module；Described infrared emission module is used for two kinds of transmitting not
The infrared light of co-wavelength extremely described display picture, to produce infrared light spot；
Described monitoring module include for capture the infrared light spot in described display picture monitoring camera, be arranged on described
Monitoring camera rear portion for by the first separate to the first infrared light of different wave length and the second infrared light beam splitter, Yi Jifen
Gong not the first infrared light of different wave length and the first infrared monitoring element of the second infrared light incidence and the second infrared monitoring element；
Described interaction display system supports that multiple described RCUs operate simultaneously, and one of described RCU is aobvious
Show when being operated in picture, other described RCUs can also enter described display picture can be in described display picture
Generate icon, but do not execute interactive operation, after only receiving interactive operation signal, just execute interactive operation.
In the interaction display system of the multi-point touch of the present invention, each described RCU produces in described display picture
Raw infrared light spot, after described monitoring camera catches infrared light spot, the infrared light of two kinds of different wave lengths is through described first light splitting unit
After part, the first infrared imaging to the first infrared monitoring element forms the first imaging picture；Described first infrared monitoring unit to
Described main control unit output described first is imaged the positional information of the infrared light spot in picture, and described main control unit enters at row information
Icon is shown at the position of the infrared light spot in the display picture of described display unit after reason；
In the interaction display system of the multi-point touch of the present invention, each described RCU produces in described display picture
Raw infrared light spot, after described monitoring camera catches infrared light spot, the infrared light of two kinds of different wave lengths is through described first light splitting unit
After part, the second infrared imaging to the second infrared monitoring element forms the second imaging picture；Described second infrared monitoring unit to
Described main control unit output described second is imaged the positional information of the infrared light spot in picture, and described main control unit enters at row information
Carry out interactive operation at the position of the infrared light spot in the display picture of described display unit after reason.
In the interaction display system of the present invention, described display unit is flat panel display unit.
In the interaction display system of the present invention, described display unit is scialyscope, described scialyscope be self-contained unit or with
Described monitoring module is integrated in same housing；
Described scialyscope includes scialyscope main body and projection lens；Described projection lens is set side by side with described monitoring camera
Put；Described projection lens includes at least one lens set moveable, and the light that described scialyscope main body sends is through described projection lens
Project after at least one of head lens set and described display picture is formed on screen.
In the interaction display system of the present invention, described RCU also include the first infrared transmission module, second infrared
Penetrate module, be connected with the second infrared transmission module and control it to send the triggering device of interactive operation signal and collimating lens；Institute
State infrared emission module and include the first infrared light supply, the second infrared light supply and closing light element；
Described first infrared light supply launches a kind of wavelength after receiving the transmission signal of described first infrared transmission module
Infrared light；Touch described triggering device, described second infrared light supply receives the interactive behaviour that described second infrared transmission module sends
The infrared light of another kind of wavelength is launched, two kinds of infrared lights are after the optically focused of described closing light element again through described after making signal
Collimating lens project.
In the interaction display system of the present invention, described first infrared light supply and described second infrared light supply all include infrared swashing
Radiant or led infrared light supply.
In the interaction display system of the present invention, described monitoring module also includes being arranged on being used for of described monitoring camera rear portion
It will be seen that the first infrared light of light and different wave length and separate the second beam splitter of the second infrared light and corresponding visible ray
Visible ray monitoring element.
In the interaction display system of the present invention, described monitoring module also includes being arranged on being used for of described monitoring camera rear portion
It will be seen that the first infrared light of light and different wave length and separate the 3rd beam splitter of the second infrared light and corresponding visible ray
Visible ray monitoring element.
In the interaction display system of the present invention, described monitoring module is also included for driving in described projection lens at least
The focussing mechanism that one group of lens set moves；Described focussing mechanism includes the focusing being connected with described visible ray monitoring element
Control unit, focusing motor；Described focusing control unit sends control signal to described focusing motor, described focusing motor and institute
State the least one set lens set in projection lens to connect and it can be driven to move；The angle of visual field of described monitoring camera be more than or
The angle of visual field equal to described projection lens；Described first infrared monitoring element, described second infrared monitoring element are visible with described
Light monitoring element is same model.
Implement technical scheme, at least there is following beneficial effect: the interaction display system in the present invention props up
Hold multiple RCUs to operate simultaneously, when that is, one of RCU operates in display picture, other RCUs
Display picture can also be entered and icon can be generated in display picture, but not execute interactive operation, only receive touch afterwards
Interactive operation is just executed after operation signal.It is achieved thereby that user carries out the interaction of multiple points in a display picture simultaneously
Operation, improves the experience of user's man-machine interaction, enhances the operability of display system.
Brief description
Below in conjunction with drawings and Examples, the invention will be further described, in accompanying drawing:
Fig. 1 is the structural representation of an embodiment of the interaction display system of the multi-point touch of the present invention；
Fig. 2 is the structural representation of another embodiment of the interaction display system of the multi-point touch of the present invention；
Fig. 3 is the structural representation of another embodiment of the interaction display system of the multi-point touch of the present invention；
Fig. 4 is the light path schematic diagram that infrared light enters the monitoring module in Fig. 1；
Fig. 5 is the light path schematic diagram that infrared light and visible ray enter the monitoring module in Fig. 2；
Fig. 6 is the light path schematic diagram that infrared light and visible ray enter the monitoring module in Fig. 3；
Wherein, 1, scialyscope；11st, scialyscope main body；12nd, projection lens；2nd, monitor module；21st, monitoring camera；22nd,
One beam splitter；23rd, the first infrared monitoring element；24th, the second infrared monitoring element；25th, visible ray monitoring element；26th, second
Beam splitter；27th, the 3rd beam splitter；3rd, RCU；31st, infrared emission module；311st, the first infrared light supply；312nd, second
Infrared light supply；313rd, closing light element；32nd, collimating lens；33rd, button；4th, display picture；5th, monitored picture；6th, infrared light spot；7、
First infrared light；8th, the second infrared light；9th, visible ray.
Specific embodiment
In order to be more clearly understood to the technical characteristic of the present invention, purpose and effect, now comparison accompanying drawing describes in detail
The specific embodiment of the present invention.
Fig. 1 to Fig. 6 shows a kind of interaction display system of the present invention, and this interaction display system can allow user simultaneously
Carry out the interactive operation of multiple points in a display picture 4, greatly improved the experience of man-machine interaction, increased use
Convenience.This interaction display system includes main control unit, display unit, RCU 3 and monitoring module 2 etc..
In certain embodiments, this main control unit is used for carrying out information processing, and it is communicated with display unit and monitoring module 2
It is connected, this main control unit receives this display unit and the signal of monitoring unit output, and after this signal being analyzed compare, raw
Become command signal and export in this display unit and monitoring module 2.
It is to be appreciated that this main control unit can be designed to an independent equipment or be integrated in this monitoring module 2
In same housing, be designed to an independent equipment be advantageous in that this main control unit except with this display unit and monitoring mould
Group 2 communication can also be communicated to connect with other functional units outside being connected, and is conducive to the functions expanding of whole system.And be designed to
It is integrated in same housing with this monitoring module 2 and be advantageous in that and be easy to the assembling of whole system and move, because this multiple spot
The interaction display system of touch-control is applied to different occasions and scene, that is, possess certain portability, then whole system is integrated
Degree is higher, just uses more conveniently and quickly, especially for office space, is conducive to improving work efficiency.
In certain embodiments, the main effect of this display unit is to produce display according to the display information receiving
Picture 4.It is to be appreciated that this display unit can adopt large-sized flat panel display unit or scialyscope 1 etc..Certainly, originally
Multi-point touch interaction display system in invention is applied basically for common display unit in most of life, and the suitability is wide,
User can be customized according to the needs of oneself.
Further, the interaction display system in the present invention also has one or more RCUs 3, can supply user
Carry out the interactive operation of one or more points in the display picture 4 that above-mentioned display unit produces simultaneously.
In certain embodiments, this RCU 3 includes infrared emission module 31, the first infrared transmission module, second red
Emission module, a button 33 being connected with the second infrared transmission module and controlling its sending signal and collimating lens 32.
This infrared transmission module is used for launching the infrared light of two kinds of different wave lengths to display picture 4 to produce infrared light spot 6,
It includes the first infrared light supply 311, the second infrared light supply 312 and closing light element 313.
First infrared light supply 311 launches a kind of the infrared of wavelength after receiving the transmission signal of the first infrared transmission module
Light, i.e. the first infrared light 7.Press the button after 33 it is possible to understand that, button 33 simply can control the second infrared transmission module to send
The one of which of the triggering device of interactive operation signal, other common triggering devices are also within the scope of the present invention,
For example, virtual key, controlled in wireless etc..Second infrared light supply 312 is launched after receiving the transmission signal of the second infrared transmission module
Go out the infrared light of another kind of wavelength, i.e. the second infrared light 8.Two kinds of infrared lights pass through standard after the optically focused of closing light element 313 again
Straight lens 32 project.
It is to be appreciated that after the infrared light spot 6 that the first infrared light 7 generates is caught in, after analyzing its positional information
Visible icons can be generated, it is seen that icon needs occur carrying out instruction mutually always in display picture 4 during using
Dynamic, then the first infrared light supply 311 generating the first infrared light 7 is in the state working always.And the second infrared light 8 generation is red
After outer hot spot 6 is caught in, interactive operation can be carried out after analyzing its positional information, in the engineering using, enter pedestrian
Machine is interactive or the use of the interactive operation such as touch, amplify or drag is manual control, that is, only when needing human-computer interaction, uses
Person just can press the button 33 and carry out interactive operation, then generate the second infrared light 8 the second infrared light supply 312 can be switched or
Button 33 controls its power on/off.
Further, the Main Function of closing light element 313 is the infrared light of two kinds of different wave lengths coincides together, its
Can make the first infrared light 7 and infrared light spot 6 that the second infrared light 8 projects in display unit overlaps.It is to be appreciated that this conjunction
Optical element 313 can be a corner cube prism, and the first infrared light supply 311 is arranged on the position of a right-angle side of this right angle corner angle, the
Two infrared light supplies 312 are arranged on and another right-angle side of this right angle corner angle relative position, and both are orthogonal, right angle corner angle
Hypotenuse be provided with refraction the first infrared light 7, the spectro-film of reflection the second infrared light 8, then pass through the of this corner cube prism outgoing
One infrared light 7 and the second infrared light 8 essentially coincide.Certainly, the mode of other conventional closing light elements 313 or optically focused all exists
In protection scope of the present invention.
The interactive operation of the multi-point touch in the present invention to be realized, except above-mentioned main control unit, display unit and remote control
Outside unit 3, may also include monitoring module 2.Preferably, this monitoring module 2 be arranged on display unit generation display picture 4 just
Opposite.
Refering to Fig. 1 to Fig. 3, when display unit adopts scialyscope 1, the projected picture that scialyscope 1 projects is exactly to show
Picture 4, just adds on described scialyscope 1 to the monitoring module 2 of this display picture 4.
In certain embodiments, this scialyscope 1 includes scialyscope main body 11 and projection lens 12.Projection lens 12 and monitoring
Camera lens 21 is set up in parallel.Projection lens 12 includes at least one lens set moveable, and the light that scialyscope main body 11 sends is through throwing
Project after at least one of shadow camera lens 12 lens set and display picture 4 is formed on screen.It is to be appreciated that this monitoring module
2 can for self-contained unit or integrated with this scialyscope 1 with same housing in.
In certain embodiments, this monitoring module 2 includes the monitoring mirror for capturing the infrared light spot 6 in display picture 4
21, be arranged on monitoring camera 21 rear portion for by separate to the first infrared light 7 of different wave length and the second infrared light 8 first
Beam splitter 22 and the first infrared monitoring element 23 of infrared light and the second infrared monitoring that correspond to two kinds of different wave lengths respectively
Element 24.
RCU 3 is formed by the infrared light that infrared emission module 31 launches two kinds of different wave lengths to display picture 4
Infrared beam, produce infrared light spot 6, after monitoring camera 21 catches infrared light spot 6, the first infrared light 7 of different wave length and the
Two infrared lights 8 are imaged onto the first infrared monitoring element 23 and the second infrared monitoring element after the first beam splitter 22 respectively
24, form the first imaging picture and the second imaging picture.
Refering to Fig. 4, enter the folding that the first infrared light 7 in the light beam in monitoring camera 21 passes through this first beam splitter 22
Penetrate rear outgoing and form the first imaging picture to the first infrared monitoring element 23, and the second infrared light 8 is by this first beam splitter
22 reflex to forms the second imaging picture on the second infrared monitoring element 24.
It is to be appreciated that when not needing visible ray 9, can be by setting optical filter in monitoring camera 21 with first point
One layer of filter coating is arranged on optical element 22 to filter out visible ray 9, thus ensureing the accuracy of infrared imaging.Further,
Beam splitter includes the various ways such as light splitting piece or Amici prism.
Interaction display system supports that multiple RCUs 3 operate simultaneously, and each RCU 3 has imitative mouse action
Pattern and/or touch mode of operation:
(1) imitate mouse action mode.In this mode of operation, each RCU 3 produce in display picture 4 infrared
Hot spot 6, monitoring camera 21 catch infrared light spot 6 after, the infrared light of two kinds of different wave lengths after the first beam splitter 22, first
Infrared light 7 is imaged onto the first infrared monitoring element 23 and forms the first imaging picture.First infrared monitoring unit is defeated to main control unit
Go out the positional information of the infrared light spot 6 in the first imaging picture, main control unit carries out the display after information processing in display unit
Icon is shown at the position of infrared light spot 6 on picture 4；
(2) touch under mode of operation.In this mode of operation, each RCU 3 produce in display picture 4 infrared
Hot spot 6, monitoring camera 21 catch infrared light spot 6 after, the infrared light of two kinds of different wave lengths after the first beam splitter 22, second
Infrared light 8 is imaged onto the second infrared monitoring element 24 and forms the second imaging picture.Second infrared monitoring unit is defeated to main control unit
Go out the positional information of the infrared light spot 6 in the second imaging picture, main control unit carries out the display after information processing in display unit
Carry out interactive operation at the position of infrared light spot 6 on picture 4.
In certain embodiments, included using the benefit of the infrared light of two kinds of different wave lengths: this interaction display system is supported
Multiple RCUs 3 that can form infrared light spot 6 operate simultaneously, when each RCU 3 is switched under touch mode of operation, that is,
Each infrared light spot 6 is imaged onto on the second infrared monitoring unit when forming the second imaging picture, and it is infrared that this RCU 3 generates
Interactive operation just occurs at the position of hot spot 6.So, easily occur when just can be effectively prevented from catching multiple infrared light spot 6
The phenomenon of maloperation, improves the accuracy of multi-point interactive operation, the experience of lifting man-machine interaction, further increases use just
Victory.
In certain embodiments, this monitoring module 2 may also include be arranged on monitoring camera 21 rear portion for it will be seen that light
9th, the first infrared light 7 of different wave length and separate the second beam splitter 26 of the second infrared light 8 and corresponding visible ray 9 is visible
Light monitoring element 25.Wherein, the Main Function of the second beam splitter 26 is it will be seen that light 9 is separated and in visible ray monitoring
It is imaged on element 25.Refering to Fig. 5, the second beam splitter 26 can be x type beam splitter, enter in the light beam in monitoring camera 21
The outgoing after primary event of second infrared light 8 is imaged it is seen that light 9 is after primary event to the second infrared monitoring element 24
Outgoing is imaged to visible ray monitoring element 25, the first infrared light 7 after unirefringence outgoing to the first infrared monitoring element
It is imaged on 23.
In certain embodiments, this monitoring module 2 may also include be arranged on monitoring camera 21 rear portion for it will be seen that light
9th, the first infrared light 7 of different wave length and separate the 3rd beam splitter 27 of the second infrared light 8 and corresponding visible ray 9 is visible
Light monitoring element 25.Wherein, the Main Function of the 3rd beam splitter 27 is equally it will be seen that light 9 is separated and in visible ray
It is imaged on monitoring element 25.Refering to Fig. 6, the 3rd beam splitter 27 is l type beam splitter, enters in the light beam in monitoring camera 21
The first infrared light 7 after unirefringence outgoing be imaged to the first infrared monitoring element 23, the second infrared light 8 is through twice
After reflection outgoing be imaged to the second infrared monitoring element 24 it is seen that light 9 after primary event and unirefringence outgoing to can
See imaging on light monitoring element 25.
In certain embodiments, the first above-mentioned infrared monitoring element 23, the second infrared monitoring element 24 and visible ray prison
Control element 25 can be all cmos or ccd chip, and this first infrared monitoring element 23, the second infrared monitoring element 24 and visible
Light monitoring element 25 is same model.Certainly, according to specifically using scene and demand, each element can be using common model
Or model combination.
In certain embodiments, this monitoring module 2 may also include the mirror for driving the least one set in projection lens 12
The focussing mechanism (not shown) that piece group moves.The focusing that focussing mechanism includes being connected with visible ray monitoring element 25 controls single
Unit, focusing motor.Focusing control unit sends control signal, at least in focusing motor and projection lens 12 to focusing motor
Group lens set connects and it can be driven to move.
During specific works, focusing control unit is analyzed to the picture becoming on visible ray monitoring element 25, if shadowgraph
Face is unintelligible it is seen that the picture becoming on light monitoring element 25 is also unintelligible.At this moment focusing control unit sends focusing instruction, drives and adjusts
Burnt motor makes at least one of projection lens 12 lens set move forward and backward, until the picture becoming on visible ray monitoring element 25 is clear
Till.
Further, during focusing, the monitoring camera 21 of this monitoring module 2 catches to the projected picture of scialyscope 1, and
This monitoring camera 21 is needed to project a monitored picture 5 being more than or equal to projected picture.Correspondingly, this monitoring camera 21
The angle of visual field is more than or equal to the angle of visual field of projection lens 12.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for the skill of this area
For art personnel, the present invention can have various changes, combination and change.All within the spirit and principles in the present invention, made
Any modification, equivalent substitution and improvement etc., should be included within scope of the presently claimed invention.
Claims (8)
1. a kind of interaction display system it is characterised in that include for carry out information processing main control unit, for according to reception
The display information arriving produces display unit, one or more RCU (3) and monitoring module (2) of display picture (4)；
Described main control unit and described display unit and described monitoring module (2) communication connection；
Each described RCU (3) includes an infrared emission module (31)；Described infrared emission module (31) is used for sending out
Penetrate the infrared light extremely described display picture (4) of two kinds of different wave lengths, to produce infrared light spot (6)；
Described monitoring module (2) include for capture the infrared light spot (6) in described display picture (4) monitoring camera (21),
Be arranged on described monitoring camera (21) rear portion for will first infrared light (7) of different wave length and the second infrared light (8) separately
The first beam splitter (22) and supply first infrared light (7) of different wave length and the second infrared light (8) incidence respectively first
Infrared monitoring element (23) and the second infrared monitoring element (24)；
Described interaction display system supports that multiple described RCUs (3) operate simultaneously, and one of described RCU (3) exists
When being operated in display picture (4), other described RCUs (3) can also enter described display picture (4) can be in institute
State in display picture (4) and generate icon, but do not execute interactive operation, after only receiving interactive operation signal, just execute interactive behaviour
Make；
Each described RCU (3) produces infrared light spot (6), described monitoring camera (21) in described display picture (4)
After catching infrared light spot (6), the infrared light of two kinds of different wave lengths after described first beam splitter (22), the first infrared light
(7) it is imaged onto the first infrared monitoring element (23) and form the first imaging picture；Described first infrared monitoring unit is to described master control
The positional information of the infrared light spot (6) in the described first imaging picture of unit output, after described main control unit carries out information processing
Show icon at the position of the infrared light spot (6) in the display picture (4) of described display unit；
Each described RCU (3) produces infrared light spot (6), described monitoring camera (21) in described display picture (4)
After catching infrared light spot (6), the infrared light of two kinds of different wave lengths after described first beam splitter (22), the second infrared light
(8) it is imaged onto the second infrared monitoring element (23) and form the second imaging picture；Described second infrared monitoring unit is to described master control
The positional information of the infrared light spot (6) in the described second imaging picture of unit output, after described main control unit carries out information processing
Carry out interactive operation at the position of the infrared light spot (6) in the display picture (4) of described display unit.
2. interaction display system according to claim 1 is it is characterised in that described display unit is flat panel display unit.
3. interaction display system according to claim 1 is it is characterised in that described display unit is scialyscope (1), described
Scialyscope (1) is self-contained unit or is integrated in same housing with described monitoring module (2)；
Described scialyscope (1) includes scialyscope main body (11) and projection lens (12)；Described projection lens (12) and described monitoring
Camera lens (21) is set up in parallel；Described projection lens (12) includes movably at least one lens set, described scialyscope main body
(11) light sending projects after at least one of described projection lens (12) lens set and forms described display on screen
Picture (4).
4. the interaction display system according to any one of claims 1 to 3 is it is characterised in that described RCU (3) also wraps
Include the first infrared transmission module, the second infrared transmission module, be connected with the second infrared transmission module and control it to send interactive behaviour
Make triggering device and the collimating lens (32) of signal；Described infrared emission module (31) include the first infrared light supply (311), second
Infrared light supply (312) and closing light element (313)；
Described first infrared light supply (311) launches a kind of wavelength after receiving the transmission signal of described first infrared transmission module
Infrared light；Touch described triggering device, described second infrared light supply (312) receives what described second infrared transmission module sent
The infrared light of another kind of wavelength is launched, two kinds of infrared lights are through the optically focused of described closing light element (313) after interactive operation signal
Project through described collimating lens (32) more afterwards, and the infrared light and described first that described second infrared light supply (312) is launched
The infrared light spot (6) that the infrared light that infrared light supply (311) is launched projects in described display unit overlaps.
5. interaction display system according to claim 4 is it is characterised in that described first infrared light supply (311) and described
Second infrared light supply (312) all includes infrared laser light source or led infrared light supply.
6. interaction display system according to claim 3 is it is characterised in that described monitoring module (2) also includes being arranged on
First infrared light (7) for will be seen that light (9) and different wave length at described monitoring camera (21) rear portion and the second infrared light
(8) separate the second beam splitter (26) and the visible ray monitoring element (25) of corresponding visible ray；
Described first infrared light (7) enters after described monitoring camera (21) after unirefringence outgoing to described first infrared prison
Control element (23) is upper to be imaged；
Described second infrared light (8) enters after described monitoring camera (21) after primary event outgoing to described second infrared prison
Control element (24) is upper to be imaged；
The outgoing after primary event of described visible ray (9) is imaged to described visible ray monitoring element (25) is upper.
7. interaction display system according to claim 3 is it is characterised in that described monitoring module (2) also includes being arranged on
The infrared light first infrared light (7) and second for will be seen that light (9) and different wave length at described monitoring camera (21) rear portion
The 3rd separate beam splitter (27) of infrared light (8) and the visible ray monitoring element (25) of corresponding visible ray；Wherein, described
Three beam splitters (27) are used for it will be seen that light (9) is separated and in the upper imaging of described visible ray monitoring element (25)；
Described first infrared light (7) enters after described monitoring camera (21) after unirefringence outgoing to described first infrared prison
Control element (23) is upper to be imaged；
Described second infrared light (8) enters after described monitoring camera (21) after two secondary reflections outgoing to described second infrared prison
Control element (24) is upper to be imaged；
After described visible ray (9) the described monitoring camera of entrance (21), after primary event and unirefringence, outgoing is extremely described visible
Light monitoring element (25) is upper to be imaged.
8. the interaction display system according to any one of claim 6 to 7 is it is characterised in that described monitoring module (2) also wraps
Include the focussing mechanism for driving the lens set of the least one set in described projection lens (12) to move；Described focussing mechanism
Including the focusing control unit being connected with described visible ray monitoring element (25), focusing motor；Described focusing control unit is to institute
State focusing motor and send control signal, described focusing motor is connected simultaneously with the least one set lens set in described projection lens (12)
It can be driven to move；
The angle of visual field of described monitoring camera (21) is more than or equal to the angle of visual field of described projection lens (12)；
Described first infrared monitoring element, described second infrared monitoring element (24) and described visible ray monitoring element (25) are same
One model.
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| CN201410223461.5A CN104020897B (en) | 2014-05-23 | 2014-05-23 | Interaction display system |
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| CN201410223461.5A CN104020897B (en) | 2014-05-23 | 2014-05-23 | Interaction display system |
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Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2015176325A1 (en) * | 2014-05-23 | 2015-11-26 | 神画科技（深圳）有限公司 | Interactive display system |
| CN105931452B (en) * | 2016-05-13 | 2019-09-06 | 青岛海信电器股份有限公司 | Method, apparatus, system and the terminal device of terminal device counter infrared ray signal interference |
| CN106547410B (en) * | 2016-11-24 | 2019-03-12 | 南京仁光电子科技有限公司 | A kind of system of the multilayer operation based on same screen |
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