CN107333092B - Portable movable information security display system based on psycho-visual modulation - Google Patents
Portable movable information security display system based on psycho-visual modulation Download PDFInfo
- Publication number
- CN107333092B CN107333092B CN201710371466.6A CN201710371466A CN107333092B CN 107333092 B CN107333092 B CN 107333092B CN 201710371466 A CN201710371466 A CN 201710371466A CN 107333092 B CN107333092 B CN 107333092B
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- China
- Prior art keywords
- display board
- information
- polarising means
- removable display
- photographic device
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Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/14—Systems for two-way working
- H04N7/15—Conference systems
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/011—Arrangements for interaction with the human body, e.g. for user immersion in virtual reality
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
- H04N13/30—Image reproducers
- H04N13/302—Image reproducers for viewing without the aid of special glasses, i.e. using autostereoscopic displays
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
- H04N13/30—Image reproducers
- H04N13/332—Displays for viewing with the aid of special glasses or head-mounted displays [HMD]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
- H04N13/30—Image reproducers
- H04N13/363—Image reproducers using image projection screens
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/12—Picture reproducers
- H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
- H04N9/3102—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] using two-dimensional electronic spatial light modulators
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/12—Picture reproducers
- H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
- H04N9/3179—Video signal processing therefor
Abstract
The present invention provides a kind of Portable movable information security display system based on psycho-visual modulation, comprising: for handling the computer equipment of projection and detection in real time;For controlling the polarising means of polarization direction;For playing pictures or the multimedia equipment of video;For observing the glasses of private information;For receiving the removable display board of projection information;For detecting the photographic device of display board.The present invention, which can be realized, makes authorized user in the place of opposite secret by wearing the matching glasses of customization to observe the higher information of security level, other unauthorized users can only observe the lower information of security level;Furthermore Portable movable equipment provides more flexible mode abundant for speaker or exhibitor, and not only stands and transmit limited information along with simple gesture by limited screen before a screen.The present invention breaks traditional conference model, considers information security field emphatically while abundant display form and information, has wide application prospect.
Description
Technical field
The present invention relates to multimedia messages display field and field of multi-media information safety, specifically, being related to one kind just
It takes formula and moves information security display system.
Background technique
In traditional conference model, speaker stands before one piece of screen cover, and the spectators under platform rely solely on limited
Screen area transmit limited content information.If it is desired to the content of displaying is allowed more to feel added with substitution, some speakers or exhibition
Some gestures can be added in the person of showing, however gesture is only a kind of expression of speaker's mood, and substituting into sense can not effectively enhance,
And the information shown still relies on subsequent screen content.Then, a kind of be detached from the removable of original projection screen is designed
It shows equipment, speaker can go to from anywhere in meeting-place with the equipment.Rely solely on this point, so that it may as one
The powerful displaying auxiliary system of kind more enriches flexible content to spectators' transmitting.
With the fast development of information age, people recognize the importance of information security gradually.The information content becomes huge
Big and complicated, the information of different security levels will be received by different security level authorized users.For example, more and more
Security conference on, how to distinguish authorized user and unauthorized user well, how to guarantee important confidential information not by him
People steals etc..
Problems above allows and designs one kind and be effectively ensured personal secrets, and clearly differentiation user group's is real-time
Display system becomes rigid needs.
Summary of the invention
For the defects in the prior art, the object of the present invention is to provide it is a kind of based on psycho-visual modulation it is portable can
Mobile message secure display system had not only solved the limitation that conventional projection is shown, but also solved and lead in multi-media information security
The secret protection in domain.
In order to achieve the above object, to provide a kind of Portable movable information security based on psycho-visual modulation aobvious by the present invention
Show system, comprising:
For handling the computer equipment of projection and detection in real time;
For controlling the polarising means of polarization direction;
For playing pictures or the multimedia equipment of video;
For observing the glasses of private information;
For receiving the removable display board of projection information;
The photographic device of display board is moved for target detection;Wherein:
Several multimedia equipments and at least one photographic device connect with computer equipment and by the computer equipment controls
System;
First polarising means is placed before several multimedia equipments respectively;
Place second polarising means before the photographic device, and second polarising means and to be placed on several more
A matching in the first polarising means before media device;
The removable display board is placed on before all above-mentioned polarising means, it may be assumed that all first polarising means positions
Between removable display board and several multimedia equipments, second polarising means is located at the removable display board and institute
It states between photographic device;
The glasses are matched with private information and are used for authorized user, and authorized user is watched by the glasses through awarding
The private information of power;
The computer equipment controls several multimedia equipments and plays different contents, several described more by being placed on
It is projected on the removable display board after first polarising means processing before media device, the optical path of projection passes through institute
It states removable display board reflection and is transmitted to the second polarising means being placed on before the photographic device, second polarising means
It is matched with one in first polarising means, then what the photographic device detected is one by the polarising means
The image comprising the removable display board crossed after reason, the image recognition that the computer equipment is detected according to the photographic device
It detects the position of the removable display board, and the effective information to authorized user, that is, private information is projected to described
On removable display board.
Preferably, second polarising means is matched with one in first polarising means, so that the camera shooting fills
It sets and can't see content on the removable display board, and only see the removable display board of a not no picture, examined with this
The removable display board is surveyed in the position in space, the space bit for the removable display board that the photographic device will test
Confidence breath is transmitted to the computer equipment;
After the computer equipment obtains the position of the removable display board, by processing, by a variety of pictures to be shown
On face accurate projection to the removable display board, so that no matter the removable display board is held in what manner,
The photographic device can detect the position of Portable movable display board, and realize after being handled in time by the computer equipment
One complete circulation.
Preferably, first polarising means that the multimedia equipment front is placed, each described first polarization dress
A corresponding unique polarization polarization direction is set, so that optical path information is not overlapped in information exchanging process.
Preferably, the removable display board reflected light path information, and do not change polarization polarization direction in reflection process,
So that polarizing the invariance of polarization direction in entire information exchanging process.
Preferably, second polarising means is corresponding with a matching in first polarising means, forms one
With polarising means pair, for optical path by the matching polarising means to after, the photographic device recognizes wherein optical path all the way, thus
Multiline message is distinguish, so that the computer equipment effectively detects the removable display board.
Preferably, the polarising means is to the polarization polarization direction that can recognize that optical path that human eye cannot recognize that, thus
Judgement detects polarization optical path, and the matching polarising means is filtered to by the content on the removable display board, described
Photographic device acquired image does not include the content on the removable display board simultaneously, so that the photographic device is quickly, in fact
When detection position the position of the removable display board.
Preferably, the computer equipment detection navigates to the position of the removable display board, and the information of displaying is transmitted
To the multimedia equipment, it is projected directly on the removable display board by the multimedia equipment.
Preferably, the glasses are matched with the polarising means, and special delegated authority user is enable to watch private information, naked eye
User only sees another entirely different content.
Preferably, the present invention increases the class number of transmitting information by increasing the number of the multimedia equipment, real
Now user is better discriminated between by more glasses, to effectively delimit the user scope that authorizing information is shown, is protected
The information for demonstrate,proving different security levels is only received by specific user.
System of the present invention supports authorized user of the naked eye user with wearing eyes, also mentions for more user groups
For more matched glasses, to realize the information for watching plurality of kinds of contents simultaneously before same multi-media display device, effectively
The content of corresponding different security levels.
System of the present invention can be realized viewing while between naked eye user and wearing spectacles user, can also be real
While now both having guaranteed that naked eye user saw significant picture, without that can also see different contents between eyeglass users.
Compared with prior art, the present invention have it is following the utility model has the advantages that
System of the present invention has broken traditional conference model, provides for speaker or exhibitor more flexible abundant
Mode, and be no longer only to stand to transmit limited letter along with simple gesture by limited screen before a screen
Breath;The present invention considers emphatically the information security neck that current people extremely pay close attention to while abundant display form and information
Domain, therefore future has a wide range of applications.
Detailed description of the invention
Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, other feature of the invention,
Objects and advantages will become more apparent upon:
Fig. 1 is the overall system architecture figure of one embodiment of the present invention.
Specific embodiment
The present invention is described in detail combined with specific embodiments below.Following embodiment will be helpful to the technology of this field
Personnel further understand the present invention, but the invention is not limited in any way.It should be pointed out that the ordinary skill of this field
For personnel, without departing from the inventive concept of the premise, various modifications and improvements can be made.These belong to the present invention
Protection scope.
As shown in Figure 1, a kind of Portable movable information security display system, comprising:
For handling the computer equipment of projection and detection in real time;
For controlling the polarising means of polarization direction;
For playing pictures or the multimedia equipment of video;;
For observing the glasses of private information;
For receiving the removable display board of projection information;
The photographic device of display board is moved for target detection;
Wherein:
Several multimedia equipments and at least one photographic device are connect with computer equipment, and by the computer equipment control
System;
First polarising means is placed before several described multimedia equipments respectively;
Second polarising means is placed before the photographic device, and second polarising means and is placed on more matchmakers
A matching in first polarising means before body equipment;
The removable display board is placed on before all above-mentioned polarising means, it may be assumed that all first polarising means positions
Between the removable display board and several multimedia equipments, second polarising means is located at the removable display board
Between the photographic device;
The glasses are matched with private information and are used for authorized user, and authorized user is watched by the glasses through awarding
The private information of power;
The computer equipment controls several multimedia equipments and plays different contents, several described more by being placed on
It is projected on the removable display board after first polarising means processing before media device, the optical path of projection passes through institute
It states removable display board reflection and is transmitted to the second polarising means being placed on before the photographic device, second polarising means
It is matched with one in first polarising means, then what the photographic device detected is one by the polarising means
The image comprising the removable display board crossed after reason, the image recognition that the computer equipment is detected according to the photographic device
It detects the position of the removable display board, and the effective information to authorized user, that is, private information is projected to described
On removable display board.
By taking the security conference for being related to important information as an example, speaker is opened up on dais towards present audience at station
Show.At this point, the Portable movable display board based on psycho-visual modulation designed by the hand-held present invention of speaker can carry out
Flexibly displaying abundant.
In the present embodiment, as shown in Figure 1, being used to control polarising means F1, F2, F1 (2) of polarization direction, for playing
The projector 1,2 of picture or video, the video camera for target detection display board;
Projector 1,2 and video camera are connect with computer;Polarising means F1, F2 are put respectively before the camera lens of projector 1,2;
A polarising means F1 (2) is put before camera lens, and put before polarising means F1 (2) and the camera lens of projector 1,2
The one of matching of polarising means F1, F2 corresponds to;Portable movable display board is placed on before polarising means F1, F2, F1 (2),
I.e. polarising means F1, F2, F1 (2) is located between Portable movable display board and projector 1,2 and video camera;Glasses and secret are believed
Breath matching is simultaneously used for authorized user, so that authorized user watches privacy information by glasses.
The system is completed at the same time video figure by carrying out central control using computer to complete target detection and localization
The accurate projection of picture.It is specific:
Since the polarising means F1 (2) before video camera is and one in polarization device F1, F2 before projector 1,2
It is matched relationship, this, which allows for video camera, can not see content on Portable movable display board, and can only see one
There is no the Portable movable display board of picture;Based on this, Portable movable display board can be detected in the position in space well
It sets.After computer obtains the position of Portable movable display board, by processing, a variety of picture accurates to be shown are projected to just
It takes on the mobile display board of formula.Which achieves no matter Portable movable display board is held in what manner, and video camera is ok
Detect the position of Portable movable display board well, and timely by computer handle after, realize one and completely follow
Ring.
In the present embodiment, the polarising means wants stringent guarantee to polarize polarization direction, and the polarising means matched is wanted
Stringent matching, in the case where capable of guaranteeing that polarization polarization direction is constant in transmission process in this way, so that photographic device is smart
The quasi- position for detecting Portable movable display board.
In the present embodiment, the Portable movable display board does not change the polarization polarization side of optical path in reflection process
To so that the polarization polarization direction for the optical path for receiving the polarising means being placed on before photographic device is projector's transmitting
Polarization optical path out.
In the present embodiment, by using with the matched glasses of polarising means, so that special delegated authority user is watched private
Confidential information (such as: the higher information of security information rank), and naked eye user only sees another entirely different content (example
Such as: the lower information of security information rank).Therefore, present system can be realized between naked eye user and wearing spectacles user
While watch;It can also realize while both guaranteed that naked eye user saw significant picture, not have between eyeglass users also
It can see different contents.
In the present embodiment, the glasses are a polarising glass being made based on a kind of polarising means.
By during showing in a flash for, Liang Tai projector 1,2 has by different polarization device F1, F2 generations
The optical path of different polarization polarization direction, and will be in two-way image projection to Portable movable display board;It is aobvious by Portable movable
Show the reflection of plate, there is no the polarization polarization directions for changing optical path, then when optical path again passes by the dress of the polarization before video camera
When setting (2) F1, cameras capture to picture be a Portable movable display board profile, and such a profile for
Identification gets up to be easier for computer, by calculation processing, can detecte the specific position of the mobile display board of simultaneously positions portable formula
It sets.Then, the location information of Portable movable display board is pocessed by computer, enable Liang Tai projector 1,2 accurately
In image projection to Portable movable display board.And no matter Portable movable display board is hand-held with which kind of posture, and computer is all
It can detecte the profile of Portable movable display board and find out the specific location of Portable movable display board.It thereby realizes
One complete circulation, starts in speech, and computer just will do it real-time processing, ensure that speaker can be perfect excellent
Complete speech.And in this speech process, it information can will change private information into all the way, and can thus to wear special
The user of glasses sees the private information of authorization, and naked eye user is it is seen that another unwarranted picture, to have
It ensure that effect the safety of information.
System of the present invention can be realized in the place of opposite secret, so that the matching that authorized user passes through lenses design
Glasses observe the higher information of security level, other unauthorized users can only observe the lower information of security level.
And in addition to the above described embodiments, present system can also increase the number of the multimedia equipment to increase
The class number of information is transmitted, the classification of these information is matched with the glasses of use, and more users may be implemented
It distinguishes, to effectively delimit the user scope that authorizing information is shown, guarantees that the information of different security levels is only specifically used
Family receives.
Further, above-mentioned photographic device also can according to need adjustment number, so that whole system can be adapted for more
The case where more mobile display boards, meanwhile, mobile display board can also be more efficiently obtained by the way that more photographic devices are arranged
Image.If increasing photographic device, corresponding, second polarising means is also accordingly increased, so that entire optical path meets
State the description requirement of technology.
System of the present invention has broken traditional conference model, provides for speaker or exhibitor more flexible abundant
Mode, and be no longer only to stand to transmit limited letter along with simple gesture by limited screen before a screen
Breath;The present invention considers emphatically the information security neck that current people extremely pay close attention to while abundant display form and information
Domain, therefore future has a wide range of applications.
Specific embodiments of the present invention are described above.It is to be appreciated that the invention is not limited to above-mentioned
Particular implementation, those skilled in the art can make various deformations or amendments within the scope of the claims, this not shadow
Ring substantive content of the invention.
Claims (9)
1. a kind of Portable movable information security display system based on psycho-visual modulation characterized by comprising
For handling the computer equipment of projection and detection in real time;
For controlling the polarising means of polarization direction;
For playing pictures or the multimedia equipment of video;
For observing the glasses of private information;
For receiving the removable display board of projection information;
The photographic device of display board is moved for target detection;Wherein:
Several multimedia equipments and at least one photographic device are connect with computer equipment, and are controlled by the computer equipment;
First polarising means is placed before several described multimedia equipments respectively;
Second polarising means is placed before the photographic device, and second polarising means is set with the multimedia is placed on
A matching in first polarising means of standby front;
The removable display board is placed on before all above-mentioned polarising means, it may be assumed that all first polarising means are located at institute
It states between removable display board and several multimedia equipments, second polarising means is located at the removable display board and institute
It states between photographic device;
The glasses are matched with private information and are used for authorized user, and authorized user is watched authorized by the glasses
Private information;
The computer equipment controls several multimedia equipments and plays different contents, by being placed on several multimedias
It is projected on the removable display board after first polarising means processing before equipment, it can described in the optical path process of projection
Mobile display board reflection is transmitted to the second polarising means being placed on before the photographic device, second polarising means and institute
A matching in the first polarising means is stated, then what the photographic device detected is one after polarising means processing
The image comprising the removable display board crossed, the computer equipment are detected according to the image recognition that the photographic device detects
The position of the removable display board out, and the effective information to authorized user, that is, private information projected to described removable
On dynamic display board.
2. a kind of Portable movable information security display system based on psycho-visual modulation according to claim 1,
It is characterized in that, second polarising means is matched with one in first polarising means, so that the photographic device is seen
Less than content on the removable display board, and the removable display board of a not no picture is only seen, institute is detected with this
Removable display board is stated in the position in space, the space bit confidence for the removable display board that the photographic device will test
Breath is transmitted to the computer equipment;
It is by processing, a variety of pictures to be shown are quasi- after the computer equipment obtains the position of the removable display board
It really projects on the removable display board, so that no matter the removable display board is held in what manner, it is described
Photographic device can detect the position of Portable movable display board, and realize one after handling in time by the computer equipment
Complete circulation.
3. a kind of Portable movable information security display system based on psycho-visual modulation according to claim 2,
It is characterized in that, first polarising means that the multimedia equipment front is placed, each described first polarising means pair
A unique polarization polarization direction is answered, so that optical path information is not overlapped in information exchanging process.
4. a kind of Portable movable information security display system based on psycho-visual modulation according to claim 3,
It is characterized in that, the removable display board reflected light path information, and do not change polarization polarization direction in reflection process, so that
The invariance of polarization direction is polarized in entire information exchanging process.
5. a kind of Portable movable information security display system based on psycho-visual modulation according to claim 1,
It is characterized in that, second polarising means is corresponding with a matching in first polarising means, it is inclined to form a matching
Vibrating device pair, optical path is by the matching polarising means to after, and the photographic device recognizes wherein optical path all the way, thus by more
Road information is distinguish, so that the computer equipment effectively detects the removable display board.
6. a kind of Portable movable information security display system based on psycho-visual modulation according to claim 5,
It is characterized in that, the polarising means is to the polarization polarization direction that can recognize that optical path that human eye cannot recognize that, to judge
Detect polarization optical path, the matching polarising means is filtered to by the content on the removable display board, the camera shooting
Device acquired image does not simultaneously include the content on the removable display board, so that the photographic device is quickly, in real time
Detection positions the position of the removable display board.
7. a kind of Portable movable information security based on psycho-visual modulation according to claim 1-6 is aobvious
Show system, which is characterized in that the computer equipment detection navigates to the position of the removable display board, and the information of displaying is passed
The multimedia equipment is passed, is projected directly on the removable display board by the multimedia equipment.
8. a kind of Portable movable information security based on psycho-visual modulation according to claim 1-6 is aobvious
Showing system, which is characterized in that the glasses are matched with the polarising means, and special delegated authority user is enable to watch private information,
Naked eye user only sees another entirely different content.
9. a kind of Portable movable information security based on psycho-visual modulation according to claim 1-6 is aobvious
Show system, which is characterized in that increase the class number of transmitting information by increasing the number of the multimedia equipment, realize logical
It crosses more glasses to better discriminate between user, to effectively delimit the user scope that authorizing information is shown, guarantee not
Information with security level is only received by specific user.
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JP2005025415A (en) * | 2003-06-30 | 2005-01-27 | Sony Corp | Position detector |
US7284866B2 (en) * | 2005-01-05 | 2007-10-23 | Nokia Corporation | Stabilized image projecting device |
CN106331686A (en) * | 2015-07-01 | 2017-01-11 | 上海视见电子科技有限公司 | Spatial-psychological-vision-based image information display system and method |
CN206162909U (en) * | 2016-07-11 | 2017-05-10 | 深圳风向标教育资源股份有限公司 | Intelligent movement podium system |
CN106530856A (en) * | 2016-12-28 | 2017-03-22 | 广州市淞滨工程技术有限公司 | Display teaching device used for marketing education |
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