CN108833778A - A kind of laser synchronization algorithm - Google Patents
A kind of laser synchronization algorithm Download PDFInfo
- Publication number
- CN108833778A CN108833778A CN201810588081.XA CN201810588081A CN108833778A CN 108833778 A CN108833778 A CN 108833778A CN 201810588081 A CN201810588081 A CN 201810588081A CN 108833778 A CN108833778 A CN 108833778A
- Authority
- CN
- China
- Prior art keywords
- laser
- lens
- direct current
- visible light
- zoom
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/60—Control of cameras or camera modules
- H04N23/67—Focus control based on electronic image sensor signals
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/70—Circuitry for compensating brightness variation in the scene
- H04N23/74—Circuitry for compensating brightness variation in the scene by influencing the scene brightness using illuminating means
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/04—Synchronising
Abstract
The invention discloses a kind of laser synchronization algorithms, include the following steps：Acquire the feedback level of Visible Light Camera zoom feedback level and laser lens, calculate the turned position of laser lens direct current generator, pass through algorithm, convert the zoom current potential of Visible Light Camera and the corresponding relationship of laser lens direct current generator turned position, realizes the synchronization action of visible light lens and laser lens zoom.Laser synchronization algorithm of the invention realizes the visible light lens of overlength focal length and being perfectly combined for laser light-supplementing system, can either penetrate dust, smog, sleet and dark, and perfect clearly image can be presented at night.
Description
Technical field
The present invention relates to laser night visions, and in particular to one kind is used for fireproof laser synchronization algorithm.
Background technique
Currently, uninterrupted monitoring in 24 hours requires increasingly infrared night vision with the rapid development of intelligent security guard industry
Height, tracing and monitoring will be able to achieve by encountering emergency event, especially in night completely black environment, realize the effective of medium and long distance
Monitoring is difficult, in fact, existing, this function is not may be implemented in easy equipment in the market.
Summary of the invention
The present invention is in view of the above-mentioned problems, provide a kind of laser synchronization algorithm.
The technical solution adopted by the present invention is that：A kind of laser synchronization algorithm, includes the following steps：Visible Light Camera is acquired to become
The feedback level of times feedback level and laser lens calculates the turned position of laser lens direct current generator, passes through algorithm, conversion
The zoom current potential of Visible Light Camera and the corresponding relationship of laser lens direct current generator turned position, realize visible light lens and laser
The synchronization action of camera lens zoom.
Further, the laser synchronization algorithm further includes the zoom feedback level to visible light lens, passes through 12
High progress AD acquisition unit is acquired native state potential, by Denoising Algorithm, filters out unstable data, obtains a certain moment the most
Stable and accurate potential value.
Further, the laser synchronization algorithm further includes a planning of laser lens direct current generator total kilometres,
Laser lens carry 10K resistance value potentiometer, and total voltage variation range is between 0-3V, by 100 times of voltage amplification, divide 300
There is a specific potential value 0.01V in section, each section.
Further, the laser synchronization algorithm further includes unexpected device powers down occurring in equipment running process
In the case where, the direct current generator of laser lens can accurately find laser before power-off by self-checking algorithm when restoring electricity
The specific location of camera lens zoom, real-time recovery normal condition.
Further, the laser synchronization algorithm, further includes in data handling procedure, it is seen that light camera zoom feedback
Data conversion algorithm between current potential and laser lens direct current includes that the variation of current potential accurately converses direct current generator in real time
Direction of action and movement range, and in correct position whether real-time detection direct current generator position, accomplishes real time correction.
Advantages of the present invention：
Laser synchronization algorithm of the invention realizes the perfection of the visible light lens and laser light-supplementing system of overlength focal length
Fusion can either penetrate dust, smog, sleet and dark, and perfect clearly image can be presented at night.
Other than objects, features and advantages described above, there are also other objects, features and advantages by the present invention.
Below with reference to figure, the present invention is described in further detail.
Detailed description of the invention
The attached drawing constituted part of this application is used to provide further understanding of the present invention, schematic reality of the invention
It applies example and its explanation is used to explain the present invention, do not constitute improper limitations of the present invention.
Fig. 1 is the corresponding hardware block diagram of a kind of laser synchronization algorithm of the invention.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that described herein, specific examples are only used to explain the present invention, not
For limiting the present invention.
With reference to Fig. 1, as shown in Figure 1, a kind of laser synchronization algorithm, includes the following steps：High precision collecting Visible Light Camera
The feedback level of zoom feedback level and laser lens, the accurate turned position for calculating laser lens direct current generator, passes through spy
Determine algorithm, the zoom current potential for the Visible Light Camera that converts and the corresponding relationship of laser lens direct current generator turned position are accurate to realize
The synchronization action of visible light lens and laser lens zoom.
The laser synchronization algorithm further includes the zoom feedback level to visible light lens, passes through progress AD 12 high
Acquisition unit is acquired native state potential, by Denoising Algorithm, filters out unstable data, and it is the most stable accurate to obtain a certain moment
Potential value.
The laser synchronization algorithm, further includes a planning of laser lens direct current generator total kilometres, and laser lens are taken
10K resistance value potentiometer is carried, total voltage variation range, by 100 times of voltage amplification, divides 300 sections, Mei Gequ between 0-3V
Between have a specific potential value 0.01V.
The laser synchronization algorithm further includes in equipment running process, extensive in the case where there is unexpected device powers down
The direct current generator of laser lens can accurately find the tool of laser lens zoom before powering off by self-checking algorithm when powering again
Body position, real-time recovery normal condition.
The laser synchronization algorithm, further includes in data handling procedure, it is seen that light camera zoom feedback level and laser
Data conversion between camera lens direct current is original algorithm, and algorithm includes that the variation of current potential accurately converses direct current generator in real time
Direction of action and movement range, and in correct position whether real-time detection direct current generator position, accomplishes real time correction.
Original algorithm is：The first step acquires the zoom feedback level of Visible Light Camera, to do to current potential is collected except the place that makes an uproar
Reason, filters out max min, is averaged along changing acquisition 20 times, the true value as zoom feedback level.It is looked into true value accordingly
Table, this standard scale be manually adjusted according to DC laser camera lens became during record with 0.1V into the data in a section
Table, each section 0.1V correspond to laser lens hot spot in the optimum position in the visible light visual field, in this, as standard scale.Thoroughly do away with zoom
Current potential finds corresponding laser lens direct current generator potential value, finds zoom potential value and compares with collected zoom value,
It judges, if smaller than collected potential value, driving motor just goes to the selection of appointed found, and otherwise direction is grasped
Make, accurately converses the direction of action and movement range of direct current generator in real time with this algorithm.
Principle for laser synchronization algorithm：Laser synchronization algorithm of the invention be using front end expansion board as control unit,
The zoom number of visible light lens and the zoom number of corresponding laser lens are calculated, meanwhile, front end expansion board drives laser mirror
The direct current generator of head, and the output current potential of the potentiometer on laser lens is acquired, it is calculated by the potential value of this potentiometer
The zoom multiple of laser lens, and the zoom position of recording laser camera lens, laser synchronization algorithm through the invention, reach laser
Hot spot, at the effect of inscribed circle, realizes that visible light lens become with the synchronous of laser lens in the visual field center of Visible Light Camera with this
Burnt function.
Laser synchronization algorithm of the invention realizes the perfection of the visible light lens and laser light-supplementing system of overlength focal length
Fusion can either penetrate dust, smog, sleet and dark, and perfect clearly image can be presented at night.
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all in spirit of the invention and
Within principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (5)
1. a kind of laser synchronization algorithm, which is characterized in that include the following steps：Acquire Visible Light Camera zoom feedback level and
The feedback level of laser lens calculates the turned position of laser lens direct current generator, passes through algorithm, the change for the Visible Light Camera that converts
The corresponding relationship of times current potential and laser lens direct current generator turned position realizes that visible light lens are synchronous with laser lens zoom
Movement.
2. laser synchronization algorithm according to claim 1, which is characterized in that further include the zoom feedback to visible light lens
Current potential is acquired native state potential by 12 high progress AD acquisition unit, by Denoising Algorithm, filters out unstable data, obtain
To potential value the most stable and accurate of a certain moment.
3. laser synchronization algorithm according to claim 1, which is characterized in that further include laser lens direct current generator total kilometres
One planning, laser lens carry 10K resistance value potentiometer, total voltage variation range is between 0-3V, by voltage amplification 100
Times, 300 sections are divided, there is a specific potential value 0.01V in each section.
4. laser synchronization algorithm according to claim 1, which is characterized in that further include occurring in equipment running process
In the case where unexpected device powers down, the direct current generator of laser lens can be looked for accurately by self-checking algorithm when restoring electricity
The specific location of laser lens zoom, real-time recovery normal condition to before powering off.
5. laser synchronization algorithm according to claim 1, which is characterized in that further include in data handling procedure, it is seen that light
Data conversion algorithm between camera zoom feedback level and laser lens direct current includes that the variation of current potential accurately converts in real time
The direction of action and movement range of direct current generator out, and in correct position whether real-time detection direct current generator position, accomplishes
Real time correction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810588081.XA CN108833778A (en) | 2018-06-08 | 2018-06-08 | A kind of laser synchronization algorithm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810588081.XA CN108833778A (en) | 2018-06-08 | 2018-06-08 | A kind of laser synchronization algorithm |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108833778A true CN108833778A (en) | 2018-11-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810588081.XA Pending CN108833778A (en) | 2018-06-08 | 2018-06-08 | A kind of laser synchronization algorithm |
Country Status (1)
| Country | Link |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20150016450A (en) * | 2013-08-02 | 2015-02-12 | 주식회사 포딕스시스템 | controlling system of CCTV |
| CN205404937U (en) * | 2016-03-08 | 2016-07-27 | 浪潮集团有限公司 | Adjustable zooms laser night -time vision device of data in step |
| CN108040201A (en) * | 2017-11-27 | 2018-05-15 | 青岛浩海网络科技股份有限公司 | A kind of method of laser lens and visible light lens synchronous zoom |
-
2018
- 2018-06-08 CN CN201810588081.XA patent/CN108833778A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20150016450A (en) * | 2013-08-02 | 2015-02-12 | 주식회사 포딕스시스템 | controlling system of CCTV |
| CN205404937U (en) * | 2016-03-08 | 2016-07-27 | 浪潮集团有限公司 | Adjustable zooms laser night -time vision device of data in step |
| CN108040201A (en) * | 2017-11-27 | 2018-05-15 | 青岛浩海网络科技股份有限公司 | A kind of method of laser lens and visible light lens synchronous zoom |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181116 |