CN110426393A - The detection method and system of grain seed - Google Patents
The detection method and system of grain seed Download PDFInfo
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- CN110426393A CN110426393A CN201910667135.6A CN201910667135A CN110426393A CN 110426393 A CN110426393 A CN 110426393A CN 201910667135 A CN201910667135 A CN 201910667135A CN 110426393 A CN110426393 A CN 110426393A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/85—Investigating moving fluids or granular solids
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/02—Food
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/85—Investigating moving fluids or granular solids
- G01N2021/8592—Grain or other flowing solid samples
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Abstract
The embodiment of the present invention discloses the detection method and system of a kind of grain seed, which comprises determines that grain seed is moved to the time of the second test point from the first test point；Grain seed to be measured is detected in first test point, obtains the first image data, whether second test point detects the grain seed to be measured；When second test point detects the grain seed to be measured, the second image data of acquisition sends the first image data and second image data and is analyzed, and obtains analysis result；When the grain seed to be measured is not detected in first test point or second test point, then the grain seed to be measured is labeled as calcellation grain seed；In this way, being moved to the time of the second test point by presetting grain seed from the first test point, then when detecting, image data result detected twice can be verified and belong to same grain grain seed, to improve the accuracy of grain seed detection.
Description
Technical field
The present invention relates to a kind of detection method and system more particularly to the detection methods and system of grain seed.
Background technique
Grain quality is to measure the overall target of grain quality.It is diversified for influencing the factor of grain quality, and its
In not perfect seed too high levels be restrict grain quality major reason.It is to the detection method of grain seed in the prior art
Grain seed to be measured is sequentially placed on a conveyor, then by the transport of conveying device, so that every grain seed to be measured
Grain, which successively passes through at two shooting points being arranged in conveying device, carries out shooting scanning, to obtain the front of every grain seed
Image and verso images, then analyze image, obtain analysis result.
But currently, grain seed to be measured is obtaining the grain seed just after carrying out shooting scanning by first shooting point
Face image/verso images, due to being likely to occur the case where falling or shifting, so that another grain seed passes through second bat
Take the photograph select carry out shooting scanning after obtain the verso images/direct picture of another grain seed, so when detecting, can miss two
The photo obtained after secondary shooting scanning is considered that the image of a grain seed divides so as to cause in analytic process below
Result inaccuracy is analysed, and influences the detection of subsequent grain seed to be measured.
Summary of the invention
In order to solve the above technical problems, the embodiment of the present invention provides the detection method and system of a kind of grain seed, can be with
So that grain seed to be measured is when being detected, by the setting grain seed mobile time, so that it is determined that passing through two shootings
It selects whether the grain seed shot belongs to same grain seed, and then carries out image analysis, improve the accuracy rate of analysis.
In order to achieve the above object, the technical solution of the embodiment of the present invention is achieved in that
The embodiment of the present invention provides a kind of detection method of grain seed, which comprises
It determines that grain seed is moved to the time T of the second test point from the first test point, and sets preset time period T- Δ T
~T+ Δ T, wherein the Δ T is setting time, and the Δ T is less than the T；
Grain seed to be measured is detected in first test point, obtains the first image data, while determining in the T- Δ T
In the period of~T+ Δ T, whether second test point detects the grain seed to be measured；
When second test point detects the grain seed to be measured, the second image data of acquisition sends described first
Image data and second image data are simultaneously analyzed, and analysis result is obtained；
When the grain seed to be measured is not detected in first test point or second test point, then the grain to be measured
Seed is eaten labeled as calcellation grain seed.
In embodiments of the present invention, the method also includes:
The grain seed to be measured is numbered, successively the grain seed to be measured is examined according to number order
It surveys；
When getting the first image data, the number of label the first image data is X-1；
When getting second image data, the number of label the first image data is X-2；
Wherein, the X is the number of the grain seed to be measured, and the X is positive integer, and X >=1.
In embodiments of the present invention, the determining grain seed is moved to the time T of the second test point from the first test point
Method are as follows:
The time A that grain seed to be measured is moved to first test point from the place of feeding intake is obtained, grain seed to be measured is obtained
The time B of second test point is moved to from first test point, according to formula:
T=B-A；
Acquire the time T.
In embodiments of the present invention, determination grain seed to be measured from the first test point be moved to the second test point when
Between T method it is further are as follows:
The time A that n grain seeds to be measured are moved to first test point from the place of feeding intake is obtained respectively1、A2、……、
An, the time B that grain seed to be measured is moved to second test point from first test point is obtained respectively1、B2、……、
Bn, respectively according to formula:
Tn=Bn-An；
T=[(B1-A1)+(B2-A2)+……+(Bn-An)]/n；
Wherein, the n is the integer more than or equal to 2；
Acquire the time T.
In embodiments of the present invention, determine grain seed to be measured from first test point be moved to the first shooting point when
Between t1, the time t of the second shooting point is moved to from second test point2；
When first test point detects the grain seed to be measured, by the time t1, described first
Shooting point obtains the first image data；
When second test point detects the grain seed to be measured, by the time t2, described second
Shooting point obtains second image data.
In embodiments of the present invention, the first image data are the image data of the grain seed one side to be measured, institute
State the image data that the second image data is the grain seed another side to be measured.
The detection system of grain seed, the system comprises:
First determination unit is moved to the time T of the second test point for determining grain seed from the first test point, and sets
Determine preset time period T- Δ T~T+ Δ T；
First detection unit, for detecting grain seed to be measured in first test point；
First acquisition unit obtains the first image data；
Second detection unit, for detecting the grain seed to be measured in second test point；
Second determination unit, for determining within the period of T- Δ T~T+ Δ T, whether second test point
Detect the grain seed to be measured；
Second acquisition unit, for obtaining second when second test point detects the grain seed to be measured
Image data；
Transmission unit is divided for sending the first image data and second image data and being analyzed
Analyse result.
In embodiments of the present invention, the system also includes:
Third determination unit, for the grain seed to be measured to be numbered, according to number order successively to it is described to
Grain seed is surveyed to be detected；
First marking unit, for marking the volume of the first image data when getting the first image data
Number be X-1；
Second marking unit, for marking the volume of the first image data when getting second image data
Number be X-2.
The embodiment of the invention provides a kind of detection methods of grain seed, which comprises determine grain seed from
First test point is moved to the time T of the second test point, and sets preset time period T- Δ T~T+ Δ T, wherein the Δ T is
Setting time, the Δ T are less than the T；Grain seed to be measured is detected in first test point, obtains the first image data,
It determines within the period of T- Δ T~T+ Δ T simultaneously, whether second test point detects the grain seed to be measured
Grain；When second test point detects the grain seed to be measured, the second image data of acquisition sends the first image number
According to second image data and analyzed, obtain analysis result；When first test point or second test point
The grain seed to be measured is not detected, then the grain seed to be measured is labeled as calcellation grain seed；The embodiment of the present invention is also
A kind of detection system of grain seed is provided, the system comprises: the first determination unit, for determining grain seed from first
Test point is moved to the time T of the second test point, and sets preset time period T- Δ T~T+ Δ T；First detection unit is used for
Grain seed to be measured is detected in first test point；First acquisition unit obtains the first image data；Second detection unit,
For detecting the grain seed to be measured in second test point；Second determination unit, for determining in the T- Δ T~T+
In the period of Δ T, whether second test point detects the grain seed to be measured；Second acquisition unit, for working as
When second test point detects the grain seed to be measured, the second image data is obtained；Transmission unit, it is described for sending
First image data and second image data are simultaneously analyzed, and analysis result is obtained；In this way, by presetting grain seed
Grain is moved to the time of the second test point from the first test point, then when detecting, can verify image detected twice
Data result belongs to same grain grain seed, to improve the accuracy of grain seed detection.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of grain seed detection device provided in an embodiment of the present invention；
Fig. 2 is a kind of flow diagram for grain seed detection method that the embodiment of the present invention one provides；
Fig. 3 be the determination grain seed that provides of the embodiment of the present invention three from the first test point be moved to the second test point when
Between T method flow diagram；
Fig. 4 be the determination grain seed that provides of the embodiment of the present invention four from the first test point be moved to the second test point when
Between T method flow diagram；
Fig. 5 is a kind of module diagram for grain seed detection system that the embodiment of the present invention six provides.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description.
In the prior art, grain seed is detected by detection device, as shown in Figure 1 a kind of grain seed inspection
Device is surveyed, the detection device includes feeding device, conveying device and filming apparatus, wherein the feeding device is disk vibration
Dynamic feeding device 101, the conveying device are transparent rotating disc 102, and the filming apparatus is high-definition camera 103, described
The top of the rotating disc 102 is arranged in the discharge port of disk vibration feeding device 101, and the rotating disc 102 can rotate, institute
It states there are two high-definition cameras 103, and is successively set on the upper of the rotating disc 102 along the direction of the rotating disc 102 rotation
Side and lower section.
When in use, grain seed is successively put by the effect of the disc vibration feeding device to the rotating disc 102
On, grain seed is successively brought at two high-definition cameras 103 by the rotating disc 102 rotation and is shot, then
The image taken is passed to computer to analyze, obtains the testing result of grain seed.
Embodiment one
The embodiment of the present invention provides a kind of detection method of grain seed, refering to what is shown in Fig. 2, the described method includes:
Step 101: when determining that grain seed is moved to the time T of the second test point from the first test point, and setting default
Between section T- Δ T~T+ Δ T, wherein the Δ T be setting time, the Δ T be less than the T；
In embodiments of the present invention, it is respectively provided at first test point and second test point and is taken the photograph for controlling high definition
As the optoelectronic switch of head, first test point and second test point detection are arranged in a one-to-one correspondence take the photograph in two high definitions respectively
As (front that high-definition camera is arranged in along the direction of the turn disc) at head, when the grain seed passes through described the
Optoelectronic switch control when one test point or second test point, at first test point or second test point
High-definition camera starting, and grain seed is shot.
Here, the time T is the time that grain seed is detected from first test point and second test point,
It is related with the revolving speed of the rotating disc (conveying device), when the revolving speed of the rotating disc (conveying device) is faster, institute
The time for stating time T is shorter.
Specifically, the time T is measured by electronic timer, and in first test point and second inspection
The optoelectronic switch that measuring point setting is used for timing, therefore when the grain seed passes through from first test point, timing is opened
Begin, when the grain seed passes through from second test point, timing terminates, and records, used time T.
When specifically used, since the rotating disc is when conveying grain seed, therefore generally uniform rotation is being examined
Before survey, the grain seed is first taken out from the disk vibration feeding device (feeding device) and puts into the rotation
On disk, the time that this grain seed is detected from first test point and second test point is then tested, and as rear
The time T that the grain seed of face detection is detected from first test point and second test point.
And due to the centrifugal force of grain seed putting the unstable or described turn disc and generating, so that being placed on described
Grain on rotating disc is likely to occur slight shifting phenomena, therefore is determining that grain seed is moved to institute from first test point
After the time T for stating the detection of the second test point, staff can artificially set the setting time Δ T, and pass through the setting
Time Δ T determines the acceptable time range of a grain seed when moving, therefore obtains subsequent grain seed from institute
Stating the time that the first test point is moved to when second test point detects is T- Δ T~T+ Δ T, and then is avoided when specific
Grain seed can not be detected in intermediate node, reduce using effect when detection.
Specifically, for example, the time T is 2s, then set Δ T as 80ms, then subsequent grain seed is from described
The setting time that first test point is moved to the second test point detection is 2s-80ms~2s+80ms.
Step 102: detecting grain seed to be measured in first test point, obtain the first image data, while determining
In the period of T- Δ T~T+ Δ T, whether second test point detects the grain seed to be measured；
In embodiments of the present invention, when grain seed to be measured is moved at first test point by the rotating disc,
After being sensed by the optoelectronic switch being located at the first test point, the high-definition camera connecting with optoelectronic switch shoots grain seed
Image, to get the first image data.Optoelectronic switch at first test point detects the grain to be measured
After eating seed, timer starts timing, judge optoelectronic switch at second test point detect detect the T- Δ T~
Grain seed whether is detected in the period of T+ Δ T.
Step 103a: when second test point detects the grain seed to be measured, the second image data of acquisition is sent
The first image data and second image data are simultaneously analyzed, and analysis result is obtained；
In embodiments of the present invention, when in the period in T- Δ T~T+ Δ T second test point detect institute
Grain seed to be measured is stated, then meaning that, this grain seed to be measured passes through the grain seed at first test point before being,
So it is located at second image data and the first image data that the high-definition camera at second test point obtains
It is matched.
What needs to be explained here is that the first image data and second image data can be respectively grain seed
Direct picture and verso images.After the acquisition, by the first image data and second image data by wirelessly passing
Defeated or wire transmission mode is transmitted to host, and the host can be the intelligent terminal with visual interface, including but not
It is limited to be the equipment such as smart phone, tablet computer, laptop, desktop computer.Then to the first image data and
Second image data is analyzed, and obtains the analysis of this grain seed as a result, the image analysis to grain seed here
Belong to the common knowledge of one of ordinary skill in the art, therefore details are not described herein again.
Step 103b: when the grain seed to be measured is not detected in first test point or second test point, then
The grain seed to be measured is labeled as calcellation grain seed.
In embodiments of the present invention, when the grain to be measured is not detected in first test point or second test point
The case where seed includes two kinds:
Is the grain seed to be measured is not detected when first test point in the first, and second test point detects
To after the grain seed to be measured, due to only having got second image information, the grain to be measured can not be determined
The concrete condition of seed, therefore, by the grain seed to be measured detected in such cases labeled as calcellation grain seed；
Another kind is detects the grain seed to be measured when first test point, and T- Δ T~T+ Δ T's
The case where grain seed to be measured is not detected in second test point in period, here the case where include two kinds, it is a kind of
The grain seed to be measured is detected for first test point, and the grain seed to be measured is not detected in second test point
Grain, another kind are that first test point detects the grain seed to be measured, and second test point is not in the T-
The grain seed to be measured is not detected in the period of Δ T~T+ Δ T.No matter that above-mentioned situation, not can determine that described
The concrete condition of grain seed to be measured, therefore, by the grain seed to be measured detected in such cases labeled as calcellation grain
Seed.
In this way, then avoiding the problem of image for detecting and obtaining clashes.
Embodiment two
Further, in order to ensure grain seed will not misplace when detecting, therefore, before detection, to the grain to be measured
Food seed is numbered, and then successively detects to the grain seed to be measured according to number order.
In embodiments of the present invention, the method grain seed to be measured being numbered, which can be, passes through photoelectric sensor
Several are carried out to the grain seed fallen on the rotating disc from feeding device discharge port, it can also be in first test point
The optoelectronic switch of setting carries out several.
Specifically for example, after the optoelectronic switch that first grain seed is arranged by first monitoring point, this
When, this grain seed is marked as 001.
When getting the first image data, the number of label the first image data is X-1.
Specifically for example, when getting the grain seed labeled as 1, the number of the first image data is marked
For 001-1.
Then within the period of T- Δ T~T+ Δ T, when getting second image data, described in label
The number of first image data is X-2；
Specifically for example, after first test point detects grain seed, 22s-80ms~2s+80ms's
After time, after second test point detects grain seed, second image data is obtained, and mark first figure
As the number of data is 001-2.
Finally will number for 001-1 the first image data and number for second image data of 001-2 it is complete
Portion is sent to host.
Embodiment three
Further, as shown in figure 3, the determining grain seed is moved to the time of the second test point from the first test point
The method of T are as follows:
Step 201: obtaining the time A that grain seed to be measured is moved to first test point from the place of feeding intake；
Step 202: obtaining the time B that grain seed to be measured is moved to second test point from first test point；
Step 203: according to formula: T=B-A；Acquire the time T.
Specifically, it when grain seed falls to the rotating disc from the place of feeding intake, is denoted as initial time 0, when grain seed
Grain is 1s (the as described A) from the time that the place of feeding intake is moved to first test point, when grain seed is detected from described first
Point is moved to the time 3s (the as described B) of second test point, finally according to formula: T=B-A；Acquiring the time T is
2s。
Example IV
Further, unstable when turn disc not of uniform size or described due to being likely to occur grain seed, from
And cause it is inaccurate to the time that a grain moves on the rotating disc is measured, therefore, in order to further ensure determining
The accuracy of the time T, therefore take and measure the mode averaged repeatedly to seek the more accurate time T.Such as Fig. 4 institute
Show, the method for the time T that the determination grain seed to be measured is moved to the second test point from the first test point is further are as follows:
Step 301: obtaining the time A that n grain seeds to be measured are moved to first test point from the place of feeding intake respectively1、
A2、……、An；
Step 302: obtain respectively grain seed to be measured from first test point be moved to second test point when
Between B1、B2、……、Bn；
Step 303: according to formula:
Tn=Bn-An；
T=[(B1-A1)+(B2-A2)+……+(Bn-An)]/n；
Acquire the time T.
Embodiment five
When shooting, due to starting high-definition camera in the optoelectronic switch of first test point and second test point
Certain delay may be generated, therefore the optoelectronic switch of first test point and second test point detects grain seed
Afterwards, in order to be more clear the image for accurately taking grain seed.Therefore in first test point/second test point detection
To after the grain seed to be measured, the first image data/second image data method is obtained are as follows:
Determine that grain seed to be measured is moved to the time t of the first shooting point from first test point1, from second inspection
Measuring point is moved to the time t of the second shooting point2；
When first test point detects the grain seed to be measured, by the time t1, described first
Shooting point obtains the first image data；
When second test point detects the grain seed to be measured, by the time t2, described second
Shooting point obtains second image data.
In embodiments of the present invention, the t1With the t2It can be measured by timer, the t1For grain seed
The time from first shooting point, the t are moved to from first test point1It can be time point, or the time
Section, the position of point is in the middle of high-definition camera at first shooting, and therefore, the grain seed taken is also at described
The middle of first shooting image.
The t2The time from second shooting point, the t are moved to from second test point for grain seed2It can
Think time point, or the period, the position of point is in the middle of high-definition camera at second shooting, therefore,
The grain seed taken is also at the middle of the second shooting image.
Embodiment six
The embodiment of the invention also provides a kind of detection systems of grain seed, as shown in figure 5, the system comprises:
First determination unit 1 is moved to the time T of the second test point for determining grain seed from the first test point, and
Set preset time period T- Δ T~T+ Δ T；
First detection unit 2, for detecting grain seed to be measured in first test point；
First acquisition unit 3, for obtaining first when first test point detects the grain seed to be measured
Image data；
Second detection unit 4, for detecting the grain seed to be measured in second test point；
Second determination unit 5, for determining within the period of T- Δ T~T+ Δ T, whether second test point
Detect the grain seed to be measured；
Second acquisition unit 6, for obtaining second when second test point detects the grain seed to be measured
Image data；
Transmission unit 7 is divided for sending the first image data and second image data and being analyzed
Analyse result.
Further, the system also includes:
Third determination unit, for the grain seed to be measured to be numbered, according to number order successively to it is described to
Grain seed is surveyed to be detected；
First marking unit, for marking the volume of the first image data when getting the first image data
Number be X-1；
Second marking unit, for marking the volume of the first image data when getting second image data
Number be X-2.
The above is only the preferred embodiment of the present invention, it is noted that above-mentioned preferred embodiment is not construed as pair
Limitation of the invention, protection scope of the present invention should be defined by the scope defined by the claims..For the art
For those of ordinary skill, without departing from the spirit and scope of the present invention, several improvements and modifications can also be made, these change
It also should be regarded as protection scope of the present invention into retouching.
Claims (8)
1. the detection method of grain seed, which is characterized in that the described method includes:
It determines that grain seed is moved to the time T of the second test point from the first test point, and sets preset time period T- Δ T~T+
Δ T, wherein the Δ T is setting time, and the Δ T is less than the T；
Grain seed to be measured is detected in first test point, obtains the first image data, while determining in the T- Δ T~T+
In the period of Δ T, whether second test point detects the grain seed to be measured；
When second test point detects the grain seed to be measured, the second image data of acquisition sends the first image
Data and second image data are simultaneously analyzed, and analysis result is obtained；
When the grain seed to be measured is not detected in first test point or second test point, then the grain seed to be measured
Grain is labeled as calcellation grain seed.
2. the detection method of grain seed according to claim 1, which is characterized in that the method also includes:
The grain seed to be measured is numbered, successively the grain seed to be measured is detected according to number order；
When getting the first image data, the number of label the first image data is X-1；
When getting second image data, the number of label the first image data is X-2；
Wherein, the X is the number of the grain seed to be measured, and the X is positive integer, and X >=1.
3. the detection method of grain seed according to claim 1, which is characterized in that the determining grain seed is from first
The method that test point is moved to the time T of the second test point are as follows:
The time A that grain seed to be measured is moved to first test point from the place of feeding intake is obtained, obtains grain seed to be measured from institute
The time B that the first test point is moved to second test point is stated, according to formula:
T=B-A；
Acquire the time T.
4. the detection method of grain seed according to claim 3, which is characterized in that the determination grain seed to be measured from
The method that first test point is moved to the time T of the second test point is further are as follows:
The time A that n grain seeds to be measured are moved to first test point from the place of feeding intake is obtained respectively1、A2、……、An, point
The time B that grain seed to be measured is moved to second test point from first test point is not obtained1、B2、……、Bn, respectively
According to formula:
Tn=Bn-An；
T=[(B1-A1)+(B2-A2)+……+(Bn-An)]/n；
Wherein, the n is the integer more than or equal to 2；
Acquire the time T.
5. the detection method of grain seed according to claim 1, which is characterized in that determine grain seed to be measured from described
First test point is moved to the time t of the first shooting point1, the time t of the second shooting point is moved to from second test point2；
When first test point detects the grain seed to be measured, by the time t1, in first shooting point
Obtain the first image data；
When second test point detects the grain seed to be measured, by the time t2, in second shooting point
Obtain second image data.
6. the detection method of grain seed according to claim 1, which is characterized in that the first image data are described
The image data of grain seed one side to be measured, second image data are the picture number of the grain seed another side to be measured
According to.
7. the detection system of grain seed, which is characterized in that the system comprises:
First determination unit (1) is moved to the time T of the second test point for determining grain seed from the first test point, and sets
Determine preset time period T- Δ T~T+ Δ T；
First detection unit (2), for detecting grain seed to be measured in first test point；
First acquisition unit (3), for obtaining the first image data；
Second detection unit (4), for detecting the grain seed to be measured in second test point；
Second determination unit (5), for determining within the period of T- Δ T~T+ Δ T, whether second test point is examined
Measure the grain seed to be measured；
Second acquisition unit (6), for obtaining the second figure when second test point detects the grain seed to be measured
As data；
Transmission unit (7) is analyzed for sending the first image data and second image data and being analyzed
As a result.
8. the detection system of grain seed according to claim 7, which is characterized in that the system also includes:
Third determination unit, for the grain seed to be measured to be numbered, according to number order successively to the grain to be measured
Food seed is detected；
First marking unit, for when getting the first image data, marking the number of the first image data to be
X-1；
Second marking unit, for when getting second image data, marking the number of the first image data to be
X-2。
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| CN201910667135.6A CN110426393A (en) | 2019-07-23 | 2019-07-23 | The detection method and system of grain seed |
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| CN201910667135.6A CN110426393A (en) | 2019-07-23 | 2019-07-23 | The detection method and system of grain seed |
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| CN201910667135.6A Pending CN110426393A (en) | 2019-07-23 | 2019-07-23 | The detection method and system of grain seed |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001170568A (en) * | 1999-12-20 | 2001-06-26 | Toshiba Corp | Sheet sorter and method for setting conveyance control parameter |
| CN104834597A (en) * | 2015-03-06 | 2015-08-12 | 深信服网络科技（深圳）有限公司 | Method and system for measuring application response duration |
| CN109047038A (en) * | 2018-09-07 | 2018-12-21 | 中储粮成都储藏研究院有限公司 | A kind of grain seed detector |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001170568A (en) * | 1999-12-20 | 2001-06-26 | Toshiba Corp | Sheet sorter and method for setting conveyance control parameter |
| CN104834597A (en) * | 2015-03-06 | 2015-08-12 | 深信服网络科技（深圳）有限公司 | Method and system for measuring application response duration |
| CN109047038A (en) * | 2018-09-07 | 2018-12-21 | 中储粮成都储藏研究院有限公司 | A kind of grain seed detector |
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