CN110392216A - Light variable quantity judges system immediately - Google Patents
Light variable quantity judges system immediately Download PDFInfo
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- CN110392216A CN110392216A CN201910662206.3A CN201910662206A CN110392216A CN 110392216 A CN110392216 A CN 110392216A CN 201910662206 A CN201910662206 A CN 201910662206A CN 110392216 A CN110392216 A CN 110392216A
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- 230000010349 pulsation Effects 0.000 claims description 35
- 238000001914 filtration Methods 0.000 claims description 33
- 238000012545 processing Methods 0.000 claims description 13
- 210000001367 artery Anatomy 0.000 claims description 4
- 230000008859 change Effects 0.000 claims description 4
- 210000003462 vein Anatomy 0.000 claims description 4
- 238000010191 image analysis Methods 0.000 claims description 3
- 239000004744 fabric Substances 0.000 claims description 2
- 238000000034 method Methods 0.000 description 7
- 238000005259 measurement Methods 0.000 description 6
- 238000001514 detection method Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 230000004907 flux Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 241001062009 Indigofera Species 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 230000005764 inhibitory process Effects 0.000 description 1
- 238000013507 mapping Methods 0.000 description 1
- 238000007781 pre-processing Methods 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
- 230000011664 signaling Effects 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J1/00—Photometry, e.g. photographic exposure meter
- G01J1/42—Photometry, e.g. photographic exposure meter using electric radiation detectors
- G01J1/4204—Photometry, e.g. photographic exposure meter using electric radiation detectors with determination of ambient light
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T5/00—Image enhancement or restoration
- G06T5/70—Denoising; Smoothing
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/0002—Inspection of images, e.g. flaw detection
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/222—Studio circuitry; Studio devices; Studio equipment
- H04N5/262—Studio circuits, e.g. for mixing, switching-over, change of character of image, other special effects ; Cameras specially adapted for the electronic generation of special effects
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- Engineering & Computer Science (AREA)
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- Computer Vision & Pattern Recognition (AREA)
- Quality & Reliability (AREA)
- Signal Processing (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Picture Signal Circuits (AREA)
- Image Analysis (AREA)
- Television Signal Processing For Recording (AREA)
Abstract
The present invention relates to a kind of light variable quantities to judge system immediately, include: light level equipment, the side of curtain is set, for incuding the brightness of currently playing image on curtain, to obtain and export broadcasting light luminance, the curtain is used to provide medium for image broadcasting；Environment measuring equipment is arranged far from the side of curtain, for incuding to the ambient brightness far from curtain, to obtain simultaneously output environment light luminance；Variable quantity extract equipment, it is connect respectively with the light level equipment and the environment measuring equipment, for receiving the broadcasting light luminance and the ambient brightness, take absolute value after the amplitude for playing light luminance is made difference with the amplitude of the ambient brightness to obtain corresponding light variable quantity.Through the invention, the automatic division of history into periods of performance content is realized.
Description
Technical field
The present invention relates to computer fields more particularly to a kind of light variable quantity to judge system immediately.
Background technique
Light luminance detection can measure brightness, coloration, colour temperature cielab, cieluv, color difference etc., and there are 4 angle measurements
It can switch.It is applicable to need the measurement occasion in the low-light level field of small range measurement angle (0.1 °/0.2 °), if making long distance
Host is separately measured with inductor from optional extended line is measured.Light luminance sensor apparatus adds keyboard (apolegamy) can
Make multiple functions use, including input color coefficient and luminance deviation.
In addition, can also in a computer progress brightness data detection, storage, analysis, printing, light luminance detection exists
Illuminating engineering, film and TV, building etc. have relatively broad application in fields.
Summary of the invention
In order to solve technical problem, the present invention provides a kind of light variable quantities to judge system immediately.
Wherein, the present invention at least has the important inventive point of following two:
(1) characteristic at the time of at the time of utilizing light variable quantity maximum for people's object complexity highest, by footprint area in image
Maximum personage is determined as the currently playing image corresponding scene age in corresponding personage's age, improves the effective of age detection
Property, save the operand of image procossing；
(2) impulse disturbances in image and interference of pulsing are identified respectively, to obtain each arteries and veins in described image respectively
Each pulsation interference signal in interference signal and described image is rushed, the amplitude of above-mentioned interference signal is compared to be described
The filtering mechanism that image selection and picture material are adapted, to prevent image filtering to be lack of pertinence.
According to an aspect of the present invention, it provides a kind of light variable quantity and judges system immediately, the system comprises:
The side of curtain is arranged in light level equipment, for incuding the brightness of currently playing image on curtain, with obtain and it is defeated
Light luminance is played out, and the curtain is used to provide medium for image broadcasting；Environment measuring equipment is arranged far from the one of curtain
Side, for incuding to the ambient brightness far from curtain, to obtain simultaneously output environment light luminance.
More specifically, in the light variable quantity immediately judgement system, further includes:
Variable quantity extract equipment is connect with the light level equipment and the environment measuring equipment respectively, described for receiving
Light luminance and the ambient brightness are played, by the width of the amplitude for playing light luminance and the ambient brightness
Value takes absolute value after making difference to obtain corresponding light variable quantity；State controlling equipment is arranged, with the change in face of the curtain
The connection of change amount extract equipment, for receiving the light variable quantity, and when the light variable quantity is more than variable quantity threshold value, into
Enter Image Acquisition state, is controlled with carrying out data acquisition to the curtain with obtaining corresponding curtain image and the state
Equipment is when the light variable quantity is less than variable quantity threshold value, into stop working state.
More specifically, in the light variable quantity immediately judgement system, further includes:
Image analysis equipment is connect with the state controlling equipment, for receiving the curtain image, in the curtain image
Impulse disturbances and pulsation interference identified respectively, with obtain respectively each pulse interference signal in the curtain image and
Each pulsation interference signal in the curtain image.
More specifically, in the light variable quantity immediately judgement system, further includes:
Reference value extract equipment is connect with described image analytical equipment, dry for receiving each pulse in the curtain image
Each pulsation interference signal in signal and the curtain image is disturbed, and determines each impulse disturbances letter in the curtain image
Number each amplitude in maximum value using as impulse disturbances reference value, and determine that each pulsation in the curtain image is dry
The maximum value in each amplitude of signal is disturbed to interfere reference value as pulsation；Switch device is extracted with the reference value
Equipment connection, for issuing the first triggering letter when the impulse disturbances reference value is more than or equal to pulsation interference reference value
Number, and be also used to issue the second trigger signal when the impulse disturbances reference value is less than pulsation interference reference value；Arteries and veins
Eliminating equipment is rushed, is connect respectively with described image analytical equipment and the switch device, for receiving described first
When trigger signal, start the following processing to each pixel in the curtain image: by each in the curtain image
Pixel determines the area for executing the filter window of median filtering based on the impulse disturbances reference value as processing pixel,
It is filtered using pixel value of the filter window to the processing pixel；The pulse eliminating equipment is also used to base
The filtering processing result of the pixel value of each pixel exports corresponding first filtering image in the curtain image；Pulsation
Eliminating equipment is connect with described image analytical equipment and the switch device respectively, for receiving second touching
When signalling, starts and the weighted mean filter of the curtain image is handled, to obtain and export corresponding second filtering image；
Image sink devices are connect with the pulse eliminating equipment and the pulsation eliminating equipment respectively, for receiving first filter
Wave image or second filtering image, and using first filtering image or second filtering image as the curtain figure
Collect image output as corresponding；Power supply equipment, respectively with the switch device, the pulse eliminating equipment and institute
State pulsation eliminating equipment connection；Image block equipment is connect with described image sink devices, for receive it is described collect image,
For carrying out personage's identification to the image that collects, to obtain one or more personage's piecemeals, the profile of each personage's piecemeal
The profile of its corresponding who object for including；Finery acquire equipment, connect with described image piecemeal equipment, for receiving described one
A or multiple personage's piecemeals carry out the identification of finery age to each personage's piecemeal based on each preset reference finery pattern, with
Obtain corresponding personage's age, and by the corresponding personage year of the maximum personage's piecemeal of area in one or more of personage's piecemeals
In generation, is determined as the corresponding scene age of currently playing image on curtain；Wherein, the power supply equipment is receiving described
When one trigger signal, control the pulse eliminating equipment to make it into operational mode, control the pulsation eliminating equipment so that
It enters suspend mode.
More specifically, in the light variable quantity immediately judgement system: the power supply equipment receive it is described
When the second trigger signal, control the pulsation eliminating equipment to make it into operational mode, control the pulse eliminating equipment with
Make it into suspend mode.
More specifically, in the light variable quantity immediately judgement system: in the pulse eliminating equipment, the pulse
Interfere reference value bigger, the area of the filter window of the execution median filtering determined is bigger.
More specifically, in the light variable quantity immediately judgement system: in the state controlling equipment, in the figure
As the power consumption under acquisition state is greater than the power consumption under the stop working state.
More specifically, in the light variable quantity immediately judgement system: in the state controlling equipment, the variation
Amount threshold value is a positive value.
More specifically, in the light variable quantity immediately judgement system: the variable quantity extract equipment includes proximal end indigo plant
Tooth interface, the light level equipment include distal end blue tooth interface, and the proximal end blue tooth interface passes through two-way bluetooth communications link
It is connect with the distal end blue tooth interface.
Detailed description of the invention
Embodiment of the present invention is described below with reference to attached drawing, in which:
Fig. 1 is to judge that the structure of the state controlling equipment of system is shown immediately according to the light variable quantity shown in embodiment of the present invention
It is intended to.
Specific embodiment
The embodiment of system is described in detail to be judged immediately to light variable quantity of the invention below with reference to accompanying drawings.
After determining the flux of testee, instrument luminosity usually is converted by flux.Then, the measurement is by with certain sides
Formula calibration.Using which kind of calibrating mode, depend in part on progress is what kind of brightness measuring.In general, observed result is pressed
Photograph to or difference brightness measuring method handle.Relative luminance measuring method is used to measure the opposite apparent magnitude between multiple objects.
Absolute brightness measuring method is used to measure the brightness etc. of an object in the photometric system of a standard；These measurements
As a result it can be compared from the other absolute brightness measurement results obtained by different telescopes or instrument.Difference brightness is surveyed
Determine method to be used to measure the luminance difference between two objects.In most cases, difference brightness measuring method can accomplish highest
Precision, and absolute brightness measuring method is most difficult to accomplish high-precision.
In order to overcome above-mentioned deficiency, the present invention has built a kind of light variable quantity and has judged system immediately, can effectively solve the problem that
Corresponding technical problem.
Fig. 1 is the knot for judging the state controlling equipment of system immediately according to the light variable quantity shown in embodiment of the present invention
Structure schematic diagram.
The light variable quantity shown according to an embodiment of the present invention judges that system includes: immediately
The side of curtain is arranged in light level equipment, for incuding the brightness of currently playing image on curtain, with obtain and it is defeated
Light luminance is played out, and the curtain is used to provide medium for image broadcasting；
Environment measuring equipment is arranged far from the side of curtain, for incuding to the ambient brightness far from curtain, with
Obtain simultaneously output environment light luminance.
Then, continue to judge that the specific structure of system is further detailed immediately to light variable quantity of the invention.
In the light variable quantity immediately judgement system, further includes:
Variable quantity extract equipment is connect with the light level equipment and the environment measuring equipment respectively, described for receiving
Light luminance and the ambient brightness are played, by the width of the amplitude for playing light luminance and the ambient brightness
Value takes absolute value after making difference to obtain corresponding light variable quantity；
State controlling equipment is arranged in face of the curtain, connect with the variable quantity extract equipment, becomes for receiving the light
Change amount, and when the light variable quantity is more than variable quantity threshold value, into Image Acquisition state, to carry out data to the curtain
Acquisition is less than variable quantity threshold value to obtain corresponding curtain image and the state controlling equipment in the light variable quantity
When, into stop working state.
In the light variable quantity immediately judgement system, further includes:
Image analysis equipment is connect with the state controlling equipment, for receiving the curtain image, in the curtain image
Impulse disturbances and pulsation interference identified respectively, with obtain respectively each pulse interference signal in the curtain image and
Each pulsation interference signal in the curtain image.
In the light variable quantity immediately judgement system, further includes:
Reference value extract equipment is connect with described image analytical equipment, dry for receiving each pulse in the curtain image
Each pulsation interference signal in signal and the curtain image is disturbed, and determines each impulse disturbances letter in the curtain image
Number each amplitude in maximum value using as impulse disturbances reference value, and determine that each pulsation in the curtain image is dry
The maximum value in each amplitude of signal is disturbed to interfere reference value as pulsation；
Switch device is connect with the reference value extract equipment, for being more than or equal to institute in the impulse disturbances reference value
When stating pulsation interference reference value, the first trigger signal is issued, and is also used to be less than the arteries and veins in the impulse disturbances reference value
When dynamic interference reference value, the second trigger signal is issued；
Pulse eliminating equipment is connect, for receiving respectively with described image analytical equipment and the switch device
When stating the first trigger signal, start the following processing to each pixel in the curtain image: will be in the curtain image
Each pixel determines the filter window for executing median filtering based on the impulse disturbances reference value as processing pixel
Area is filtered using pixel value of the filter window to the processing pixel；The pulse eliminating equipment is also
For the corresponding first filtering figure of filtering processing result output based on the pixel value of each pixel in the curtain image
Picture；
Pulsation eliminating equipment, connect, for receiving respectively with described image analytical equipment and the switch device
When stating the second trigger signal, starts and the weighted mean filter of the curtain image is handled, to obtain and export corresponding second
Filtering image；
Image sink devices are connect with the pulse eliminating equipment and the pulsation eliminating equipment respectively, for receiving described
One filtering image or second filtering image, and using first filtering image or second filtering image as the curtain
Cloth image is corresponding to collect image output；
Power supply equipment connects with the switch device, the pulse eliminating equipment and the pulsation eliminating equipment respectively
It connects；
Image block equipment is connect with described image sink devices, for receive it is described collect image, for collecting figure to described
As carrying out personage's identification, to obtain one or more personage's piecemeals, the profile of each personage's piecemeal corresponds to its personage for including
The profile of object；
Finery acquire equipment, connect with described image piecemeal equipment, for receiving one or more of personage's piecemeals, based on each
A preset reference finery pattern carries out the identification of finery age to each personage's piecemeal, to obtain corresponding personage's age, and will
The maximum personage's piecemeal of area corresponding personage's age is determined as currently playing on curtain in one or more of personage's piecemeals
The image corresponding scene age；
Wherein, the power supply equipment is when receiving first trigger signal, control the pulse eliminating equipment so that
It enters operational mode, controls the pulsation eliminating equipment to make it into suspend mode.
In the light variable quantity immediately judgement system: the power supply equipment is receiving the second triggering letter
Number when, control the pulsation eliminating equipment to make it into operational mode, control the pulse eliminating equipment to make it into not
Sleep mode.
In the light variable quantity immediately judgement system: in the pulse eliminating equipment, the impulse disturbances reference
The area for being worth the filter window of bigger, determining execution median filtering is bigger.
In the light variable quantity immediately judgement system: in the state controlling equipment, acquiring shape in described image
Power consumption under state is greater than the power consumption under the stop working state.
In the light variable quantity immediately judgement system: in the state controlling equipment, the variable quantity threshold value is
One positive value.
In the light variable quantity immediately judgement system: the variable quantity extract equipment includes proximal end blue tooth interface, institute
Stating light level equipment includes distal end blue tooth interface, and the proximal end blue tooth interface passes through two-way bluetooth communications link and the distal end
Blue tooth interface connection.
In addition, in the light variable quantity immediately judgement system: in the median filtering that the pulse eliminating equipment uses,
The noise of target image is inhibited under conditions of retaining image minutia as far as possible, is indispensable in image preprocessing
Few operation, the quality for the treatment of effect will directly influence the validity and reliability of subsequent image processing and analysis.
Not perfect due to imaging system, transmission medium and recording equipment etc., digital picture formed at it, transmission log mistake
The often pollution by a variety of noises in journey.In addition, certain links in image procossing when the picture object inputted and are not so good as pre-
Also noise can be introduced when thinking in result images.These noises often show as one on the image and cause the isolated of stronger visual effect
Pixel or block of pixels.Generally, noise signal it is uncorrelated to the object to be studied it occur with useless message form, upset figure
The observable information of picture.For data image signal, psophometer is either large or small extreme value, these extreme values are acted on by plus-minus
On the true gray value of image pixel, cause bright, dim spot to interfere image, greatly reduce picture quality, influence image restoration,
The progress of the subsequent work such as segmentation, feature extraction, image recognition.The filter for constructing a kind of effectively inhibition noise must be taken into consideration
Two basic problems: the noise that can be effectively removed in target and background；Meanwhile can protect well image object shape,
Size and specific geometry and topological features.
One of common image filtering mode is nonlinear filter, it is, in general, that when signal spectrum and noise frequency
When composing aliasing or such as the noise as caused by mission nonlinear or there are non-gaussian to make an uproar when containing nonadditivity noise in signal
Sound etc.), traditional linear filter technology, if Fourier converts, while filtering out noise, always blurred picture is thin in some way
Section (such as edge) and then the extraction property reduction for leading to the positioning accuracy and feature as linear character.And nonlinear filter is
Based on a kind of Nonlinear Mapping relationship to input signal, often a certain specific noise approximatively can be mapped as zero and retained
Signal wants feature, thus it can overcome the shortcoming of linear filter to a certain extent.
System is judged using light variable quantity of the invention immediately, by being people's object using at the time of light variable quantity maximum
The maximum personage of footprint area in image is determined as currently playing in corresponding personage's age by characteristic at the time of complexity highest
The image corresponding scene age improves the validity of age detection, saves the operand of image procossing；Particularly critical
It is that the impulse disturbances in image and interference of pulsing are identified respectively, it is dry to obtain each pulse in described image respectively
Each pulsation interference signal in signal and described image is disturbed, the amplitude of above-mentioned interference signal is compared as described image
The filtering mechanism that selection is adapted with picture material is asked with preventing image filtering to be lack of pertinence to solve above-mentioned technology
Topic.
It is understood that although the present invention has been disclosed in the preferred embodiments as above, above-described embodiment not to
Limit the present invention.For any person skilled in the art, without departing from the scope of the technical proposal of the invention,
Many possible changes and modifications all are made to technical solution of the present invention using the technology contents of the disclosure above, or are revised as
With the equivalent embodiment of variation.Therefore, anything that does not depart from the technical scheme of the invention are right according to the technical essence of the invention
Any simple modifications, equivalents, and modifications made for any of the above embodiments still fall within the range of technical solution of the present invention protection
It is interior.
Claims (1)
1. a kind of light variable quantity judges system immediately, which is characterized in that the system comprises:
The side of curtain is arranged in light level equipment, for incuding the brightness of currently playing image on curtain, with obtain and it is defeated
Light luminance is played out, and the curtain is used to provide medium for image broadcasting；
Environment measuring equipment is arranged far from the side of curtain, for incuding to the ambient brightness far from curtain, with
Obtain simultaneously output environment light luminance；
Variable quantity extract equipment is connect with the light level equipment and the environment measuring equipment respectively, described for receiving
Light luminance and the ambient brightness are played, by the width of the amplitude for playing light luminance and the ambient brightness
Value takes absolute value after making difference to obtain corresponding light variable quantity；
State controlling equipment is arranged in face of the curtain, connect with the variable quantity extract equipment, becomes for receiving the light
Change amount, and when the light variable quantity is more than variable quantity threshold value, into Image Acquisition state, to carry out data to the curtain
Acquisition is less than variable quantity threshold value to obtain corresponding curtain image and the state controlling equipment in the light variable quantity
When, into stop working state；
Image analysis equipment is connect with the state controlling equipment, for receiving the curtain image, in the curtain image
Impulse disturbances and pulsation interference identified respectively, with obtain respectively each pulse interference signal in the curtain image and
Each pulsation interference signal in the curtain image；
Reference value extract equipment is connect with described image analytical equipment, dry for receiving each pulse in the curtain image
Each pulsation interference signal in signal and the curtain image is disturbed, and determines each impulse disturbances letter in the curtain image
Number each amplitude in maximum value using as impulse disturbances reference value, and determine that each pulsation in the curtain image is dry
The maximum value in each amplitude of signal is disturbed to interfere reference value as pulsation；
Switch device is connect with the reference value extract equipment, for being more than or equal to institute in the impulse disturbances reference value
When stating pulsation interference reference value, the first trigger signal is issued, and is also used to be less than the arteries and veins in the impulse disturbances reference value
When dynamic interference reference value, the second trigger signal is issued；
Pulse eliminating equipment is connect, for receiving respectively with described image analytical equipment and the switch device
When stating the first trigger signal, start the following processing to each pixel in the curtain image: will be in the curtain image
Each pixel determines the filter window for executing median filtering based on the impulse disturbances reference value as processing pixel
Area is filtered using pixel value of the filter window to the processing pixel；The pulse eliminating equipment is also
For the corresponding first filtering figure of filtering processing result output based on the pixel value of each pixel in the curtain image
Picture；
Pulsation eliminating equipment, connect, for receiving respectively with described image analytical equipment and the switch device
When stating the second trigger signal, starts and the weighted mean filter of the curtain image is handled, to obtain and export corresponding second
Filtering image；
Image sink devices are connect with the pulse eliminating equipment and the pulsation eliminating equipment respectively, for receiving described
One filtering image or second filtering image, and using first filtering image or second filtering image as the curtain
Cloth image is corresponding to collect image output；
Power supply equipment connects with the switch device, the pulse eliminating equipment and the pulsation eliminating equipment respectively
It connects；
Image block equipment is connect with described image sink devices, for receive it is described collect image, for collecting figure to described
As carrying out personage's identification, to obtain one or more personage's piecemeals, the profile of each personage's piecemeal corresponds to its personage for including
The profile of object；
Finery acquire equipment, connect with described image piecemeal equipment, for receiving one or more of personage's piecemeals, based on each
A preset reference finery pattern carries out the identification of finery age to each personage's piecemeal, to obtain corresponding personage's age, and will
The maximum personage's piecemeal of area corresponding personage's age is determined as currently playing on curtain in one or more of personage's piecemeals
The image corresponding scene age；
Wherein, the power supply equipment is when receiving first trigger signal, control the pulse eliminating equipment so that
It enters operational mode, controls the pulsation eliminating equipment to make it into suspend mode；
In the pulse eliminating equipment, the impulse disturbances reference value is bigger, the filter window of the execution median filtering determined
Area it is bigger.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201910662206.3A CN110392216B (en) | 2018-08-08 | 2018-08-08 | Light variation real-time judging system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910662206.3A CN110392216B (en) | 2018-08-08 | 2018-08-08 | Light variation real-time judging system |
| CN201810895000.0A CN109309797B (en) | 2018-08-08 | 2018-08-08 | Light variable quantity judges system immediately |
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| CN110474947A (en) * | 2019-03-27 | 2019-11-19 | 黄慧 | Block chain transaction processing system and method |
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| CN110392216B (en) | 2021-07-23 |
| CN109309797A (en) | 2019-02-05 |
| CN109309797B (en) | 2019-07-09 |
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