CN203934062U - A kind of automatic stage light tracking system - Google Patents
A kind of automatic stage light tracking system Download PDFInfo
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- CN203934062U CN203934062U CN201420305194.1U CN201420305194U CN203934062U CN 203934062 U CN203934062 U CN 203934062U CN 201420305194 U CN201420305194 U CN 201420305194U CN 203934062 U CN203934062 U CN 203934062U
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Abstract
The utility model relates to a kind of automatic stage light tracking system, comprising: adjustable light units, and it comprises the adjustable light fixture of rotational angle, and the drive unit that regulates the rotational angle of described light fixture; Transducer, transducer detects the information from tracked object, and information is sent out; Position determining means, for receiving the information from described transducer, and determines the position of tracked object according to information; Control device, for according to the position of the tracked object of being determined, drives aforementioned drive unit to adjust the rotational angle of light fixture and the position of described transducer.The thermal radiation that the information that wherein transducer detects is tracked object, and transducer has total search coverage that an essence is hollow.
Description
Technical field
The utility model relates to a kind of automatic stage light tracking system, relates in particular to a kind of thermal-radiating automatic stage light tracking system of contactlessly measuring tracked object.
Background technology
On the stage of various large-scale activities, need stage lighting cooperating, for example, the aperture of high brightness irradiates.And because performing artist need to walk about, thereby in order to capture performing artist with specific light exactly, just need to control the rotation of light so that light is followed the tracks of performing artist.
The method that existing control light of stage is followed the tracks of mainly contains:
1. control manually: need operating personnel to operate lighting apparatus in higher position, the method wastes time and energy, poor effect, and bring danger to operating personnel;
2. pass through remote control: utilize computer system to implement on-line operation, need professional monitor staff's operation, comparatively inconvenience, and automaticity is not high;
3. by the stroke designing in advance, work out the program of the rotational angle of light units: its flexibility is not good enough, and on-the-spot performer cannot freely change circuit;
4. automatic tracking system scheme expensive, complicated, that be not easy to construction: for example, in existing technology, there is a kind of automatic tracking system scheme, specifically utilize video camera to take in real time stage image, then utilize image processing techniques to determine personnel positions.Meanwhile, also there are some prior aries, by what carry signal projector with it performing artist, judge performing artist position, thereby control stage lighting, follow the tracks of performing artist.The problem that these prior aries exist is, by image detection, locate and needed great amount of images to deal with the work, high to the disposal ability requirement of field computer.And judge performing artist position with performing artist's carry sensors, be limited to the reasons such as interference signal.
Thereby, urgently a kind of low cost and stable automatic stage light tracking system, it can solve Artificial Control, the bothersome effort of partial-automatic control, poor effect problem is avoided the system complex of the scheme of existing automatic tracking system, the problem that cost is high simultaneously.
Utility model content
The purpose of this utility model is to provide a kind of automatic stage light tracking system, its simple structure, and cost is low.
One side of the present utility model is to provide a kind of automatic stage light tracking system, comprising: adjustable light units, and it comprises the adjustable light fixture of rotational angle, and the drive unit that regulates the rotational angle of described light fixture; Transducer, transducer detects the information from tracked object, and information is sent out; Position determining means, for receiving the information from described transducer, and determines the position of tracked object according to information; Control device, for according to the position of the tracked object of being determined, drives aforementioned drive unit to adjust the rotational angle of light fixture and the position of described transducer.The thermal radiation that the information that wherein transducer detects is tracked object, and transducer has total search coverage that an essence is hollow.
Wherein, transducer comprises several independently transducers, these several independently transducer there is independently minute search coverage, and these independently minute search coverage form total search coverage that essence is hollow.
Wherein, transducer is the transducer that is equipped with adjustable lens, and lens are used for regulating the scope of search coverage, i.e. the scope of aforementioned total search coverage and/or minute search coverage.Preferably, lens are Fresnel Lenses.Preferably, transducer is infrared sensor.Preferably, infrared sensor is to survey the thermal-radiating infrared sensor that wave-length coverage is 760nm to 1mm.Preferably, infrared sensor is pyroelectric infrared detector.
Wherein, total search coverage that aforementioned essence is hollow is rectangle.If transducer comprises several independently transducers, thereby these independently minute search coverages that independently transducer has are that rectangle forms the total search coverage of rectangle that essence is hollow.
Wherein, control device is one to mate the remote controller arranging with drive unit, or by manually controlling.
Wherein, control device and position determining means are integral type or split type.
Wherein, sensor as aforementioned can be located on light fixture or be installed on a fixture being connected with aforementioned drive unit.
Wherein, the irradiation area of aforementioned total search coverage and light fixture is overlapping.
A kind of method that is on the other hand to provide automatic stage light tracking system of the present utility model, comprises,
Tracked object is located in the hollow bulb of total search coverage,
Position determining means receives the information from transducer, and according to this information, determines whether tracked object falls into total search coverage,
When tracked object falls into aforementioned total search coverage, position determining means, according to the information of transducer, is determined the position of tracked object,
Control device, for according to the position of the aforementioned tracked object of being determined, drives aforementioned drive unit to adjust the rotational angle of light fixture and the position of transducer.
Wherein, transducer comprises several independently transducers, these several independently transducer there is independently minute search coverage, and these independently minute search coverage form total search coverage that essence is hollow.
Wherein, transducer is the transducer that is equipped with adjustable lens, and lens are used for regulating the scope of search coverage, i.e. the scope of aforementioned total search coverage and/or minute search coverage.Preferably, lens are Fresnel Lenses.Preferably, transducer is infrared sensor.Preferably, infrared sensor is to survey the thermal-radiating infrared sensor that wave-length coverage is 760nm to 1mm.Preferably, infrared sensor is pyroelectric infrared detector.
Wherein, total search coverage that aforementioned essence is hollow is rectangle.If transducer comprises several independently transducers, thereby these independently minute search coverages that independently transducer has are that rectangle forms the total search coverage of rectangle that essence is hollow.
Wherein, control device is one to mate the remote controller arranging with drive unit, or by manually controlling.
Wherein, control device and position determining means are integral type or split type.
Wherein, sensor as aforementioned can be located on light fixture or be installed on a fixture being connected with aforementioned drive unit.
Wherein, the irradiation area of aforementioned total search coverage and light fixture is overlapping.
The utlity model has following technique effect: lamp light control system of the present utility model comprises the sensor cluster with particular probe regional structure, thereby make the control of light of stage simpler, rapidly.
Accompanying drawing explanation
Fig. 1 is according to the structural representation of a preferred embodiment of automatic stage light tracking system of the present utility model;
Fig. 2 is according to the schematic diagram of transducer search coverage in automatic stage light tracking system of the present utility model.
The schematic diagram of Fig. 3 a ?3c for showing that lamp position moves;
Fig. 4 is for being used according to the flow chart of automatic stage light tracking system of the present utility model.
Embodiment
Below in conjunction with accompanying drawing and specific embodiment, further set forth advantage of the present utility model.
As shown in Figure 1, one side of the present utility model is to provide a kind of automatic stage light tracking system, comprises adjustable light units 1, transducer 2, position determining means (not shown) and control device (not shown).Described light units 1 comprises the adjustable light fixture 101 of rotational angle and the drive unit 10 that regulates the rotational angle of this light fixture.Transducer 2 is positioned on light fixture 101, and this transducer 2 can produce reflection from the thermal-radiating information of tracked object 3, and this information is passed to position determining means (not shown).Preferably, for the ease of the adjustment of calculated for subsequent light fixture, this transducer 2 can be provided with on light fixture 101, can adopt the any-modes such as one or assembling.Similarly, this transducer 2 can depart from light fixture 101 to be installed, for example, be arranged on an extra fixture arranging.Position determining means is for receiving the information from transducer 2, and according to information, determine the position of tracked object, then control device (not shown), can, according to the position of the tracked object of being determined, drive aforementioned drive unit 102 to adjust the rotational angle of light fixture 101.If transducer 2 is located on light fixture, correspondingly, the position of transducer 2 is also adjusted thereupon, if transducer 2 departs from light fixture 101, (being arranged on an extra fixed mount arranging) is installed, control device also needs extra computation to go out the position of transducer 2 required movements, and by drive unit 102, drive fixture to move.
Advantage of the present utility model is, as shown in Figure 2, the search coverage that is positioned at the transducer 2 on light fixture 101 is: total search coverage 4 that an essence is hollow.For the ease of the position of controlling and calculating tracked object, preferably, total search coverage 4 can be overlapping with the irradiation area 5 of light fixture.By such design, can by effective search coverage of this hollow, adjust stage lighting easily, complete automatic tracking function.Concrete control method below will described in detail.
Preferably, transducer 2 can comprise a plurality of transducers 2 (in order to simplify accompanying drawing, be convenient to observe, in Fig. 1, only show a transducer 2) that are positioned on light fixture 101.As shown in Figure 2, each transducer has a minute search coverage 401 independently, and minute search coverage forms total search coverage 4 that an essence is hollow.Preferably, the aforementioned search coverage 401 of independently dividing is for rectangle, thus the total search coverage 4 of rectangle that minute search coverage 401 common composition one essence are hollow.And preferably, aforementioned some transducers 2 are four transducers, thereby the convenient search coverage 401 of independently dividing is for rectangle.Those skilled in the art can gently intelligiblely be, select the detector of rectangular shape, it is the location positioning of being convenient to simplify tracked thing 3, but adopt the shape of other search coverages, circular or other shapes for example, according to the algorithm of search coverage shape corresponding modify control device, equally also can obtain easily the position of tracked object 3, and the angle of the required rotation of definite light fixture.Meanwhile, the quantity of transducer 2 also can be adjusted along with search coverage shape.
And in a preferred embodiment of the present utility model, transducer 2 is equipped with adjustable lens, lens are used for regulating the scope of total search coverage 4 or regulating respectively each independently scope of minute search coverage 401, or are called search coverage size or shape.Preferably, lens are Fresnel Lenses.But those skilled in the art can be gently intelligible, other lens subassemblies that can play same function also belong in technical conceive of the present utility model.
And in another preferred embodiment of the present utility model, transducer 2 for detection of thermal radiation be mainly infrared radiation, this transducer 2 is infrared sensor, for surveying the infrared radiation in minute search coverage 401 separately.Because tracked object 3 is in most cases human body, thereby preferably, infrared sensor is the thermal-radiating infrared sensor of 700nm to 14 μ m for surveying wave-length coverage.More preferably, infrared sensor is pyroelectric infrared detector.According to above explanation, applicant believes, those skilled in the art can select required detection wavelength and concrete transducer according to actual conditions, and these select equally also not depart from protection range of the present utility model.
Position determining means includes but not limited to DSP, MCU, CPU etc., its information that can send transducer 2 is calculated, with the parameter (control parameter) that obtains the parameter (location parameter) being associated with tracked object 3 and/or be associated with drive unit 102.And those skilled in the art can gently intelligiblely be, position determining means is not limited to the form of hardware or the software of above-described position determining means, position determining means in the present embodiment can be the hardware such as MCU, also can adopt the form of software to realize, as long as can realize the function of position determining means in the present embodiment, these technological means are well known to the skilled person, and repeat no more here.
In the utility model one preferred implementation, position determining means is obtaining the parameter information (position parameter data) that aforementioned and tracked object 3 is associated and/or the parameter information (control parameter information) being associated with drive unit 102, it can directly send control information to drive unit 102, to control the rotation of light fixture 101 and/or the movement of transducer 2, control device and position determining means integrate.In the another preferred implementation of the utility model, position determining means is obtaining the parameter information (position parameter data) that aforementioned and tracked object 3 is associated and/or the parameter information (control parameter information) being associated with drive unit 102, by a display unit, export above information, thereby user can pass through remote controller (not shown), to drive unit 102, send control information, to control the rotation of light fixture 101 and/or the movement of transducer 2, control device is remote controller.In the another preferred implementation of the utility model, position determining means is obtaining the parameter information (position parameter data) that aforementioned and tracked object 3 is associated and/or the parameter information (control parameter information) being associated with drive unit 102, by a display unit, export above information, thereby user can manually control the rotation of light fixture 101 and/or the movement of transducer 2, in such embodiments, control device is manually to realize the control to it.For convenient, control, preferably, control device is controlled by remote controller.
Below with reference to accompanying drawing 3a ?3c and accompanying drawing 4, a kind of preferred control method of the automatic stage light tracking system of the utility model is described.
First, as shown in Figure 3 a, by the initial set positions of tracked object 3 in the hollow bulb of the total search coverage 4 of rectangle of the present utility model, and set an initial position parameters, Fig. 3 a ?in the example of 3c, the design parameter of initial position is (7,7), when initial position, tracked object 3 is not arranged in total search coverage 4.
Subsequently, position determining means will be with a spacing frequency, this spacing frequency be for example 1 Miao ?1 minute, or be for example 1 Miao ?30 seconds, being for example again 1 second ?15 seconds, is for example again 1 second ?5 seconds, again such as being 1 ?2 seconds etc., reception is from the information of transducer 2, thereby determines in the total search coverage 4 of the whether mobile rectangle of tracked thing 3.
When position determining means receives the information that transducer 2 is sent, as previously mentioned, this information is for example that a pyroelectric infrared detector while detecting the infrared radiation of being sent by tracked object 3 and the corresponding information of sending in minute search coverage of its correspondence, this position determining means can pass through any account form or computing unit that those skilled in the art were familiar with, the parameter information (control parameter information) that the information that transducer 2 is sent is converted to the parameter information (position parameter data) being associated with tracked object 3 and/or is associated with drive unit 102.As shown in Figure 3 b, because movement has occurred for the position of tracked object 3, and moved in total search coverage 4, the information of sending according to transducer 2, having there is change in the location parameter that position determining means calculates tracked object 3, specifically changes to (9,7).
Subsequently, as previously mentioned, can be in several ways, manual adjustments for example, or remote controller regulates, or aforementioned location determining device directly sends control information to drive unit 102, makes light fixture 101 along x direction of principal axis forward rotation in figure, thereby the position that makes tracked object 3 is arranged in the hollow bulb of total search coverage 4 again, as shown in Figure 3 c.It should be noted that, if transducer 2 is located on light fixture, correspondingly, the position of transducer 2 is also adjusted thereupon, if transducer 2 departs from light fixture 101, (being arranged on an extra fixed mount arranging) is installed, control device also needs extra computation to go out the position of transducer 2 required movements, and by drive unit 102, drives fixture to move.
Preferably, aforementioned control mode can be repeatedly, with the precision of guaranteeing to follow the tracks of.Similarly, after completing once aforementioned control step, positional information that can the tracked object 3 of initialization, to facilitate follow-up calculating and control.
Should be noted that, embodiment of the present utility model has preferably implementation, and not the utility model is done to any type of restriction, any person skilled in art of being familiar with may utilize the technology contents change of above-mentioned announcement or be modified to the effective embodiment being equal to, in every case do not depart from the content of technical solutions of the utility model, any modification or equivalent variations and the modification above embodiment done according to technical spirit of the present utility model, all still belong in the scope of technical solutions of the utility model.
Claims (13)
1. an automatic stage light tracking system, comprises
Adjustable light units, it comprises the adjustable light fixture of rotational angle, and the drive unit that regulates the rotational angle of described light fixture;
Transducer, described transducer detects the information from tracked object, and described information is sent out,
Position determining means, for receiving the information from described transducer, and determines the position of tracked object according to described information,
Control device, for according to the position of the described tracked object of being determined, drives described drive unit to adjust the rotational angle of light fixture and the position of described transducer, it is characterized in that,
The information that described transducer detects is the thermal radiation of tracked object, and
Described transducer has total search coverage that an essence is hollow.
2. automatic stage light tracking system as claimed in claim 1, it is characterized in that, described transducer comprises several independently transducers, described several independently transducer there is independently minute search coverage, within described minute, search coverage forms total search coverage that described essence is hollow.
3. automatic stage light tracking system as claimed in claim 1 or 2, is characterized in that, described transducer is the transducer that is equipped with adjustable lens, and described lens are for regulating the scope of described total search coverage and/or minute search coverage.
4. automatic stage light tracking system as claimed in claim 3, is characterized in that, described lens are Fresnel Lenses.
5. automatic stage light tracking system as claimed in claim 1 or 2, is characterized in that, described transducer is infrared sensor.
6. automatic stage light tracking system as claimed in claim 5, is characterized in that, described infrared sensor is to survey the thermal-radiating infrared sensor that wave-length coverage is 760nm to 1mm.
7. automatic stage light tracking system as claimed in claim 6, is characterized in that, described infrared sensor is pyroelectric infrared detector.
8. automatic stage light tracking system as claimed in claim 1, is characterized in that, total search coverage that described essence is hollow is rectangle.
9. automatic stage light tracking system as claimed in claim 2, is characterized in that, thereby described independently minute search coverage is rectangle, forms the total search coverage of rectangle that essence is hollow.
10. automatic stage light tracking system as claimed in claim 1, is characterized in that, described control device is to mate the remote controller arranging with described drive unit, or by manually controlling.
11. automatic stage light tracking systems as claimed in claim 1, is characterized in that, described control device and position determining means are integral type or split type.
12. automatic stage light tracking systems as claimed in claim 1, is characterized in that, described transducer is located on described light fixture or is installed on a fixture being connected with described drive unit.
13. automatic stage light tracking systems as claimed in claim 1, is characterized in that, the irradiation area of described total search coverage and described light fixture is overlapping.
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| CN201420305194.1U CN203934062U (en) | 2014-06-09 | 2014-06-09 | A kind of automatic stage light tracking system |
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| CN201420305194.1U CN203934062U (en) | 2014-06-09 | 2014-06-09 | A kind of automatic stage light tracking system |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105208705A (en) * | 2014-06-09 | 2015-12-30 | 欧普照明股份有限公司 | Stage light automatic tracking system and control method thereof |
| CN106801522A (en) * | 2016-08-04 | 2017-06-06 | 浙江大丰实业股份有限公司 | Danger arenas security platform |
| CN106954325A (en) * | 2017-04-27 | 2017-07-14 | 武汉理工大学 | A kind of stage follow spotlight control method based on image recognition |
| CN107795924A (en) * | 2017-11-08 | 2018-03-13 | 浙江倬屹科技有限公司 | A kind of intelligent charge street lamp |
| CN107975776A (en) * | 2017-12-18 | 2018-05-01 | 信利光电股份有限公司 | A kind of light automatic following method and system for stage |
| CN110326364A (en) * | 2017-02-27 | 2019-10-11 | 扎克特拉克有限责任公司 | Method for calibrating rotatable and pivotable technology stage setting |
| CN110608416A (en) * | 2019-09-17 | 2019-12-24 | 深圳市中孚泰文化建筑建设股份有限公司 | Light adjusting system and method for theater |
| CN115789591A (en) * | 2022-11-30 | 2023-03-14 | 广东艾罗照明科技股份有限公司 | Infrared light source-based light following system |
-
2014
- 2014-06-09 CN CN201420305194.1U patent/CN203934062U/en not_active Withdrawn - After Issue
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105208705A (en) * | 2014-06-09 | 2015-12-30 | 欧普照明股份有限公司 | Stage light automatic tracking system and control method thereof |
| CN106801522A (en) * | 2016-08-04 | 2017-06-06 | 浙江大丰实业股份有限公司 | Danger arenas security platform |
| CN106801522B (en) * | 2016-08-04 | 2018-11-20 | 浙江大丰实业股份有限公司 | Danger arenas security platform |
| CN110326364A (en) * | 2017-02-27 | 2019-10-11 | 扎克特拉克有限责任公司 | Method for calibrating rotatable and pivotable technology stage setting |
| CN106954325A (en) * | 2017-04-27 | 2017-07-14 | 武汉理工大学 | A kind of stage follow spotlight control method based on image recognition |
| CN106954325B (en) * | 2017-04-27 | 2019-01-29 | 武汉理工大学 | A control method of stage follow spot light based on image recognition |
| CN107795924A (en) * | 2017-11-08 | 2018-03-13 | 浙江倬屹科技有限公司 | A kind of intelligent charge street lamp |
| CN107795924B (en) * | 2017-11-08 | 2023-09-19 | 浙江倬屹科技有限公司 | Intelligent charging street lamp |
| CN107975776A (en) * | 2017-12-18 | 2018-05-01 | 信利光电股份有限公司 | A kind of light automatic following method and system for stage |
| CN110608416A (en) * | 2019-09-17 | 2019-12-24 | 深圳市中孚泰文化建筑建设股份有限公司 | Light adjusting system and method for theater |
| CN115789591A (en) * | 2022-11-30 | 2023-03-14 | 广东艾罗照明科技股份有限公司 | Infrared light source-based light following system |
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Granted publication date: 20141105 Effective date of abandoning: 20180306 |