CN102736389B - A kind of film sneak shot proof device and a kind of film sneak shot proof method - Google Patents
A kind of film sneak shot proof device and a kind of film sneak shot proof method Download PDFInfo
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- CN102736389B CN102736389B CN201110095629.5A CN201110095629A CN102736389B CN 102736389 B CN102736389 B CN 102736389B CN 201110095629 A CN201110095629 A CN 201110095629A CN 102736389 B CN102736389 B CN 102736389B
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- infrared laser
- moving part
- electroluminescent moving
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Abstract
Film sneak shot proof device disclosed by the invention comprises infrared laser (2) and electroluminescent moving part (3), infrared laser (2) is arranged on electroluminescent moving part (3), infrared laser (2) is for launching infrared light to shadow curtain (4), electroluminescent moving part (3) for according to the drive singal action that receives, makes to be arranged on the infrared light that the infrared laser (2) on electroluminescent moving part (3) launches and produces skew.Film sneak shot proof method provided by the invention comprises the following steps: a) use infrared laser (2) to launch infrared light to shadow curtain (4), infrared laser (2) is arranged on electroluminescent moving part (3); And b) drive electroluminescent moving part (3) action, make to be arranged on the infrared light that the infrared laser (2) on electroluminescent moving part (3) launches and produce skew.Adopt film sneak shot proof device provided by the invention and film sneak shot proof method effectively to prevent piracy from taking on the sly, security is high and with low cost.
Description
Technical field
The present invention relates to application of electronic technology field, particularly, relate to a kind of film sneak shot proof device and a kind of film sneak shot proof method.
Background technology
Due to the development of camcorder technology, the microcam that high-resolution, volume are little is more and more universal, movie piracy manufacturer carries microcam and enters in cinema and carry out piracy and take on the sly very easy, make movie piracy take phenomenon on the sly day by day seriously, cause huge economic loss to industries concerned.Only monitoring prevents the obvious dynamics of film pirates shoot inadequate artificially at present.Therefore, in order to destroy the bootlegging of movie piracy manufacturer, combating copyright piracy, needing a kind of film sneak shot proof device and a kind of film sneak shot proof method urgently.
Summary of the invention
The object of the invention is, for the serious problem of the pirate phenomenon of taking on the sly of current cinema, to provide a kind of film sneak shot proof device and the film sneak shot proof method that can destroy the bootlegging of movie piracy manufacturer.
To achieve these goals, the invention provides a kind of film sneak shot proof device, this anti-pirates shoot device comprises infrared laser and electroluminescent moving part, described infrared laser is arranged on described electroluminescent moving part, described infrared laser is used for launching infrared light to shadow curtain, described electroluminescent moving part is used for the drive singal action according to receiving, and makes the infrared light of the infrared laser transmitting be arranged on described electroluminescent moving part produce skew.
Present invention also offers a kind of film sneak shot proof method, this antitheft shooting method comprises the following steps: use infrared laser to launch infrared light to shadow curtain, described infrared laser is arranged on electroluminescent moving part; Drive described electroluminescent moving part action, make the infrared light of the infrared laser transmitting be arranged on described electroluminescent moving part produce skew.
According to technical scheme provided by the invention, described film sneak shot proof device can be arranged on the appropriate location near shadow curtain, as long as make the emergent ray of infrared laser can be transmitted on shadow curtain.During film is play, infrared light can be launched to shadow curtain by infrared laser, due to (visible ray) scope that the wavelength of infrared light can identify beyond human eye, make spectators' None-identified, therefore can not have an impact to audience ornamental film, but infrared light can be filmed by the CCD light sensitive device in video camera and camera, visible during broadcasting.Therefore, if having people to carry apparatus for making a video recording enter movie theatre, the interference noise that infrared ray is formed can be produced in captured movie pictures, affect shooting effect.And, by driving the electroluminescent moving part action of installing with described infrared laser, the infrared light that infrared laser can be made to launch produces skew, the interference noise occurrence dynamics skew making infrared light produce in movie pictures thus, like this, take on the sly obtain film viewing effect poorer, pirated film cannot be made and sell.
Adopt film sneak shot proof device provided by the invention and film sneak shot proof method, can destroy the bootlegging of movie piracy manufacturer, effectively prevent piracy from taking on the sly, security is high and with low cost.Other features and advantages of the present invention are described in detail in embodiment part subsequently.
Accompanying drawing explanation
Accompanying drawing is used to provide a further understanding of the present invention, and forms a part for instructions, is used from explanation the present invention, but is not construed as limiting the invention with embodiment one below.In the accompanying drawings:
Fig. 1 is the structural representation of film sneak shot proof device provided by the invention.
Description of reference numerals
1 controller 2 infrared laser
3 electroluminescent moving part 4 shadow curtains
5 light beam splitting arrangements
Embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in detail.Should be understood that, embodiment described herein, only for instruction and explanation of the present invention, is not limited to the present invention.
Fig. 1 is the structural representation of film sneak shot proof device provided by the invention.As shown in Figure 1, anti-pirates shoot device provided by the invention comprises infrared laser 2 and electroluminescent moving part 3, described infrared laser 2 is arranged on described electroluminescent moving part 3, described infrared laser 2 is for launching infrared light to shadow curtain 4, described electroluminescent moving part 3, for according to the drive singal action received, makes the infrared light of infrared laser 2 transmitting be arranged on described electroluminescent moving part 3 produce skew.
The wavelength coverage of human eye visible ray is between 0.77-0.39 μm (micron), and infrared ray has the wavelength coverage of 0.75-1000 μm, is the one in invisible light.This light although be invisible to the naked eye, infrared light can be filmed by the CCD light sensitive device in video camera and camera, visible during broadcasting.The present invention make use of the invisible and visible feature of apparatus for making a video recording of infrared ray naked eyes just, infrared light is launched to shadow curtain 4 by infrared laser 2, the viewing process of spectators can not be had influence on completely, if but have people to carry apparatus for making a video recording to enter movie theatre, noise spot (the variegated spot that infrared ray is formed can be produced in captured movie pictures, hereinafter referred to as noise), will shooting effect be had a strong impact on.And, electroluminescent moving part 3 is also comprised in film sneak shot proof device provided by the invention, the drive singal action that this electroluminescent moving part 3 receives for basis, the infrared light of infrared laser 2 transmitting be arranged on this electroluminescent moving part 3 is made to produce skew, thus, pass through the skew activity of launched infrared light (under continuous drive, infrared light produces continuous print dynamic deflection), noise in movie pictures also can offset by occurrence dynamics thereupon, the film viewing effect that making takes on the sly obtains is poorer, pirated film cannot be made sell, can effectively prevent piracy from taking on the sly.
Described infrared laser 2 be arbitrarily can output wavelength at the light wave emitter of the light wave of infrared band, described infrared laser 2 comprises infrared laser pipe (not shown), launches infrared light by this infrared laser Guan Laixiang shadow curtain 4.In order to be suitable for using in movie theatre and produce interference effect to the movie pictures on shadow curtain 4, the wavelength of the infrared light that described infrared laser 2 exports can be any one in 700-900 μm.According to one embodiment of the present invention, employing model is the infrared laser 2 of RFLD-808-2, and the infrared laser 2 of this model has following technical parameter: effective illumination range: 50m (rice); Centre wavelength: 808 μm; Wavelength coverage: 803-813 μm; Power: 2W (can adjust corresponding power according to the interference effect needed for the Distance geometry of shadow curtain 4), uses in movie theatre, can produce stronger interference effect to movie pictures.
Described electroluminescent moving part 3 for any for installing with destination apparatus, the action by driven by power, drive the actuating device of destination apparatus action thus, under preferable case, described electroluminescent moving part 3 can be slide rail type, oscillatory type or rotary.According to one embodiment of the present invention, described electroluminescent moving part 3 is slide rail type actuating device, comprise slide rail and reciprocating slide block on slide rail, infrared laser 2 can be fixedly mounted on slide block, by the to-and-fro movement of driven by power slide block, the same to-and-fro movement of infrared laser 2 can be made, the noise that infrared light launched thus produces on shadow curtain 4 occurrence dynamics skew thereupon.
According to another embodiment of the invention, described electroluminescent moving part 3 is oscillatory type actuating device, infrared laser 2 can fixedly mount with electroluminescent moving part 3, vibrated by this electroluminescent moving part 3 of driven by power, infrared laser 2 can be made to vibrate equally, the noise occurrence dynamics skew that infrared light launched thus produces on shadow curtain 4.
According to another embodiment of the present invention, described electroluminescent moving part 3 is rotary brake rigging, the rotary part comprising pedestal and install with base runner, infrared laser 2 can fixedly mount with rotary part, by the spinning movement in pedestal of driven by power rotary part, the same spinning movement of infrared laser 2 can be made, the noise that infrared light launched thus produces on shadow curtain 4 occurrence dynamics skew thereupon.
Described electroluminescent moving part 3 can have multiple implementation, no longer repeats at this, it will be appreciated by those skilled in the art that within the scope of technical conceive of the present invention, and described electroluminescent moving part 3 is not limited to above-mentioned embodiment.Further, according to the needs of practical operation, can regulate the degrees of actuation of electroluminescent moving part 3 and speed, the present invention does not specifically limit it.
Under preferable case, as shown in Figure 1, anti-pirates shoot device provided by the invention also comprises controller 1, and this controller 1 is electrically connected with described infrared laser 2 and described electroluminescent moving part 3 respectively, for controlling described infrared laser 2 respectively and described electroluminescent moving part 3 works.
Described controller 1 can be PLC (Programmable Logic Controller, programmable logic controller (PLC)), and PLC storage inside has the instruction performing various operation, can control various types of execution unit work by output function instruction.According to technical scheme of the present invention, described controller 1 can process the control signal of operating personnel's input, the operational order that the execution unit becoming film sneak shot proof device provided by the invention can identify, and described operational order is outputted to described execution unit, to realize the control to described execution unit.PLC is controller conventional in automation field, and its concrete structure and principle of work are conventionally known to one of skill in the art.
Can arrange the internal processes of controller 1, to make it when receiving the enabling signal of infrared laser 2 of operating personnel's input, control infrared laser 2 to work, and when receiving the drive singal of electroluminescent moving part 3 of operating personnel's input, controlling electroluminescent moving part 3 and working.Described controller 1 can be connected with described infrared laser 2 and described electroluminescent moving part 3 by wired or wireless mode.Conveniently control, under preferable case, described controller 1 and described infrared laser 2 and the wireless connections of described electroluminescent moving part 3, controller 1 controls infrared laser 2 by output wireless signal and electroluminescent moving part 3 works, by the mode of remote control, Long-distance Control can be carried out to infrared laser 2 and electroluminescent moving part 3 by the anywhere of convenient operation personnel in wireless signal coverage.
In order to form stronger interference to the movie pictures of taking on the sly, under preferable case, described infrared laser 2 launches infrared light for temporally interval.Can manually control infrared laser 2 by operating personnel and temporally launch infrared light in interval, also can arrange the internal processes of controller 1, make controller 1 can control infrared laser 2 according to the instruction of operating personnel and temporally launch infrared light in interval.Temporally launch infrared light in interval by controlling infrared laser 2, the noise that on picture of taking on the sly, infrared ray is formed can be flashed with the described time interval, adopts this strobe mode to launch infrared light, can strengthen the interference effect of noise on shadow curtain 4.
Under preferable case, the described time interval can be any one in 1-5 second.When being more preferably, the described time interval is 1 second, and make noise flash frequently, interference effect is stronger.Can also by control infrared laser 2 in the same time interval or different time interval launch infrared light, make the noise of taking on the sly on picture flash regularly or flash erratically.
In order to form stronger interference to the movie pictures of taking on the sly, under preferable case, this anti-pirates shoot device also comprises light beam splitting arrangement 5, this light beam splitting arrangement 5 is arranged on the front end of described infrared laser 2, and this light beam splitting arrangement 5 of infrared light that described infrared laser 2 is launched is launched to shadow curtain 4.Described light beam splitting arrangement 5 is the device for dispersing light light to be divided into multi beam, described light beam splitting arrangement 5 can be such as grating or prism, thus, adopt light beam splitting arrangement 5 infrared light spot that infrared laser 2 is launched can be decomposed into multiple hot spot to form spot array on shadow curtain 4, stronger interference can be formed to the movie pictures on shadow curtain 4.
According to technical scheme of the present invention, described anti-pirates shoot device also comprises the infrared laser power supply be connected with described infrared laser 2.This infrared laser power supply is used for powering for infrared laser 2.This infrared laser power supply can be arranged on described electroluminescent moving part 3 together with infrared laser 2, also can be separated installation with described electroluminescent moving part 3.Under preferable case, this infrared laser power supply is separated installation with described electroluminescent moving part 3, and thus, the infrared light that electroluminescent moving part 3 only drives infrared laser 2 that infrared laser 2 is launched produces dynamic deflection, and maintain the stable of described infrared laser power supply, reduce the power consumption of electroluminescent moving part 3.
In order to strengthen noise interference effect, under preferable case, according to one embodiment of the present invention, described infrared laser 2 has multiple, and multiple described infrared laser 2 is arranged on described electroluminescent moving part 3.Thus, the infrared light that multiple infrared laser 2 is launched can form interference noise array on shadow curtain 4, and due to the effect of electroluminescent moving part 3, the common occurrence dynamics of multiple noise offsets, and interference effect is stronger.According to technical scheme of the present invention, can control section or all infrared laser 2 open.
According to another embodiment of the invention, described infrared laser 2 and described electroluminescent moving part 3 all have multiple, and multiple described infrared laser 2 is installed with multiple described electroluminescent moving part 3 one_to_one corresponding.Owing to being configured with and each infrared laser 2 electroluminescent moving part 3 one to one, can by the displacement parameter of each electroluminescent moving part 3 of adjustment, realize each varying strength of infrared laser 2 and the action of different directions, and then make the multiple noise degrees of offset on shadow curtain 4 and direction different, interference effect is stronger.
According to another embodiment of the present invention, can arrange the arrangement position of the electroluminescent moving part 3 of infrared laser 2 and correspondence thereof, the position of the multiple noises formed on shadow curtain 4 is made to present the pattern of needs, such as arranged by the arrangement of the electroluminescent moving part 3 to infrared laser 2 and correspondence thereof, make multiple noise on shadow curtain 4, present the printed words of " piracy " or " combating copyright piracy ", the film that movie piracy manufacturer is taken on the sly is difficult to sell.The present invention does not carry out any restriction to the array mode of infrared laser 2 and electroluminescent moving part 3 and arrangement position.
According to technical scheme of the present invention, described film sneak shot proof device can be arranged on the diverse location around shadow curtain 4, as long as make the emergent ray of infrared laser 2 can be transmitted on shadow curtain 4.Under preferable case, described film sneak shot proof device can be arranged on the rear side of shadow curtain 4, the emergent ray of infrared laser 2 can either be transmitted on shadow curtain 4, can not have an impact again to the spectators watching film on front side of shadow curtain 4.Or described film sneak shot proof device can be suspended on the front upper place of shadow curtain 4, both can solve apart from the problem causing light to weaken too far away, not affect again film viewing.
Present invention also offers a kind of film sneak shot proof method, this antitheft shooting method comprises the following steps: a) use infrared laser 2 to launch infrared light to shadow curtain 4, and described infrared laser 2 is arranged on electroluminescent moving part 3; And b) drive the action of described electroluminescent moving part 3, make the infrared light of infrared laser 2 transmitting be arranged on described electroluminescent moving part 3 produce skew.
Present invention utilizes the invisible and visible feature of apparatus for making a video recording of infrared ray naked eyes, infrared light is launched to shadow curtain 4 by using infrared laser 2, the viewing process of spectators can not be had influence on completely, if but have people to carry apparatus for making a video recording to enter movie theatre, the noise that infrared ray is formed can be produced in captured movie pictures, will shooting effect be had a strong impact on.And, by driving the action of electroluminescent moving part 3, the infrared light of infrared laser 2 transmitting be arranged on electroluminescent moving part 3 can be made to produce dynamic deflection, thus, pass through the skew activity of launched infrared light, the noise in movie pictures also can offset by occurrence dynamics thereupon, and the film viewing effect that making takes on the sly obtains is poorer, pirated film cannot be made sell, can effectively prevent piracy from taking on the sly.
In order to form stronger interference to the movie pictures of taking on the sly, under preferable case, in film sneak shot proof method provided by the invention, step a) also comprises use infrared laser 2 and temporally launches infrared light to shadow curtain 4 in interval, thus, the noise that infrared ray is formed on picture of taking on the sly can be flashed with the described time interval, adopts this strobe mode to launch infrared light, can strengthen the interference effect of noise on shadow curtain 4.
Under preferable case, the described time interval can be any one in 1-5 second.More preferably in situation, the described time interval is 1 second, and make noise flash frequently, interference effect is stronger.Can also use infrared laser 2 in the same time interval or different time interval launch infrared light, make the noise of taking on the sly on picture flash regularly or flash erratically.
Below the preferred embodiment of the present invention is described in detail by reference to the accompanying drawings; but; the present invention is not limited to the detail in above-mentioned embodiment; within the scope of technical conceive of the present invention; can carry out multiple simple variant to technical scheme of the present invention, these simple variant all belong to protection scope of the present invention.
It should be noted that in addition, each concrete technical characteristic described in above-mentioned embodiment, in reconcilable situation, can be combined by any suitable mode, in order to avoid unnecessary repetition, the present invention illustrates no longer separately to various possible array mode.
In addition, also can carry out combination in any between various different embodiment of the present invention, as long as it is without prejudice to thought of the present invention, it should be considered as content disclosed in this invention equally.
Claims (8)
1. a film sneak shot proof device, wherein, this anti-pirates shoot device comprises infrared laser (2) and electroluminescent moving part (3), described infrared laser (2) is arranged on described electroluminescent moving part (3), described infrared laser (2) is for launching infrared light to shadow curtain (4), the drive singal action that described electroluminescent moving part (3) receives for basis, make to be arranged on the infrared light that the infrared laser (2) on described electroluminescent moving part (3) launches and produce skew, wherein this anti-pirates shoot device also comprises the infrared laser power supply be connected with described infrared laser (2), this infrared laser power supply is separated with described electroluminescent moving part (3) and installs, this anti-pirates shoot device also comprises light beam splitting arrangement (5), this light beam splitting arrangement (5) is arranged on the front end of described infrared laser (2), this light beam splitting arrangement (5) of infrared light that described infrared laser (2) is launched is launched to shadow curtain (4).
2. anti-pirates shoot device according to claim 1, wherein, described infrared laser (2) launches infrared light for temporally interval.
3. anti-pirates shoot device according to claim 1, wherein, described electroluminescent moving part (3) is slide rail type, oscillatory type or rotary.
4. anti-pirates shoot device according to claim 3, wherein, described light beam splitting arrangement (5) is grating or prism.
5. the anti-pirates shoot device any one of claim 1-4 described in claim, wherein, described infrared laser (2) has multiple, and multiple described infrared laser (2) is arranged on described electroluminescent moving part (3).
6. the anti-pirates shoot device any one of claim 1-4 described in claim, wherein, described infrared laser (2) and described electroluminescent moving part (3) all have multiple, and multiple described infrared laser (2) and multiple described electroluminescent moving part (3) one_to_one corresponding are installed.
7. a film sneak shot proof method, wherein, this antitheft shooting method comprises the following steps:
A) infrared laser (2) is used to launch infrared light to shadow curtain (4), described infrared laser (2) is arranged on electroluminescent moving part (3), and the light beam splitting arrangement (5) that the infrared light that wherein said infrared laser (2) is launched is arranged on the front end of described infrared laser (2) is launched to shadow curtain (4); And
B) action of described electroluminescent moving part (3) is driven, make to be arranged on the infrared light that the infrared laser (2) on described electroluminescent moving part (3) launches and produce skew, wherein said infrared laser (2) is by infrared laser Power supply, and this infrared laser power supply is separated with described electroluminescent moving part (3) and installs.
8. antitheft shooting method according to claim 7, wherein, step a) also comprises use infrared laser (2) and temporally launches infrared light to shadow curtain (4) in interval.
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| CN201110095629.5A CN102736389B (en) | 2011-04-15 | 2011-04-15 | A kind of film sneak shot proof device and a kind of film sneak shot proof method |
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| CN201110095629.5A CN102736389B (en) | 2011-04-15 | 2011-04-15 | A kind of film sneak shot proof device and a kind of film sneak shot proof method |
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| CN102736389B true CN102736389B (en) | 2015-10-14 |
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| CN104869476A (en) * | 2015-05-18 | 2015-08-26 | 上海交通大学 | Video playing method for preventing candid shooting based on psychological vision modulation |
| CN105100662A (en) * | 2015-09-01 | 2015-11-25 | 曾维 | Intelligent projector anti-pirate system |
| CN106855752A (en) * | 2016-06-27 | 2017-06-16 | 秦霞 | Laser pen Automated condtrol platform |
| CN106210623A (en) * | 2016-06-27 | 2016-12-07 | 石媛 | High in the clouds histogram distribution detection platform |
| CN106101622A (en) * | 2016-06-27 | 2016-11-09 | 秦艳 | A kind of big data-storage system |
| CN106199133A (en) * | 2016-06-27 | 2016-12-07 | 张超超 | Current sample processing platform |
| CN106203258A (en) * | 2016-06-27 | 2016-12-07 | 秦霞 | Laser pen Automated condtrol platform |
| CN107390790A (en) * | 2017-07-26 | 2017-11-24 | 珠海格力电器股份有限公司 | Interaction display interface anti-device of taking on the sly, interaction display interface and exhibition product |
| CN110768964B (en) * | 2019-09-30 | 2022-01-04 | 深圳市奥拓电子股份有限公司 | Video image coding processing method, system and storage medium |
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| CN202049327U (en) * | 2011-04-15 | 2011-11-23 | 北京工商大学 | Film sneak shot proof device |
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| US20040252835A1 (en) * | 2003-04-23 | 2004-12-16 | Odgers Christopher R. | Method for spoiling copies of a theatrical motion picture made using a video camera and recorder |
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| US6559883B1 (en) * | 2000-09-27 | 2003-05-06 | David H. Sitrick | Movie film security system utilizing infrared patterns |
| CN101604112A (en) * | 2009-06-23 | 2009-12-16 | 肖真 | Projection near infrared interfering picture prevents method and the projector thereof that object is taken |
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