CN109357616B - Automatic frequency conversion light wave stove - Google Patents
Automatic frequency conversion light wave stove Download PDFInfo
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- CN109357616B CN109357616B CN201811470290.0A CN201811470290A CN109357616B CN 109357616 B CN109357616 B CN 109357616B CN 201811470290 A CN201811470290 A CN 201811470290A CN 109357616 B CN109357616 B CN 109357616B
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- 238000006243 chemical reaction Methods 0.000 title claims abstract description 27
- 235000013305 food Nutrition 0.000 claims abstract description 32
- 230000003287 optical effect Effects 0.000 claims abstract description 9
- 238000003384 imaging method Methods 0.000 claims description 26
- 238000001914 filtration Methods 0.000 claims description 20
- 238000001514 detection method Methods 0.000 claims description 18
- 230000009471 action Effects 0.000 claims description 10
- 230000007246 mechanism Effects 0.000 claims description 8
- 238000004458 analytical method Methods 0.000 claims description 6
- 238000010191 image analysis Methods 0.000 claims description 6
- 238000012935 Averaging Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 claims description 4
- 230000008569 process Effects 0.000 claims description 4
- 230000000903 blocking effect Effects 0.000 claims description 2
- 238000010438 heat treatment Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 5
- 238000010411 cooking Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 235000013611 frozen food Nutrition 0.000 description 1
- 235000013372 meat Nutrition 0.000 description 1
- 239000003755 preservative agent Substances 0.000 description 1
- 230000002335 preservative effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 230000003393 splenic effect Effects 0.000 description 1
- 238000010257 thawing Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
- F24C7/00—Stoves or ranges heated by electric energy
- F24C7/002—Stoves
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
- F24C7/00—Stoves or ranges heated by electric energy
- F24C7/08—Arrangement or mounting of control or safety devices
- F24C7/081—Arrangement or mounting of control or safety devices on stoves
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/24—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/10—Segmentation; Edge detection
- G06T7/13—Edge detection
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/90—Determination of colour characteristics
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- General Engineering & Computer Science (AREA)
- Electric Ovens (AREA)
Abstract
The invention relates to an automatic frequency conversion light wave oven, comprising: the first timer is arranged in the variable frequency lightwave oven and used for starting timing when the oven door of the variable frequency lightwave oven is closed and providing a corresponding first timing numerical value; the second timer is arranged in the variable frequency optical wave furnace and used for starting timing when the furnace door of the variable frequency optical wave furnace is opened and providing a corresponding second timing numerical value; the infrared sensor is embedded in a display panel of the variable frequency light wave oven and is used for detecting the distance of a target in front of the variable frequency light wave oven so as to obtain a corresponding instant target distance; and the pattern display equipment is embedded in a display panel of the variable frequency light wave oven and used for displaying a pattern corresponding to the overlarge volume when receiving an overlarge volume command and displaying a pattern corresponding to the volume mark when receiving a volume mark combining command. By the invention, the user can be reminded in time when the food in the variable-frequency optical wave furnace is congested.
Description
Technical Field
The invention relates to the field of variable-frequency light wave furnaces, in particular to an automatic variable-frequency light wave furnace.
Background
The frequency conversion light wave furnace is also called as a light wave furnace, and can be conveniently, quickly, healthily and environmentally friendly, and can rapidly enter common families to become a worthy aid in the families. However, the "xian's internal help" also has its own splenic nature, and the following problems should be noticed during cooking:
1. various high temperature resistant containers can be used in the lightwave oven, but if microwave cooking power is selected, it is preferable not to use a metal or metal-containing container. Since metal has a reflecting effect on microwaves, not only is food difficult to cook, but the reflected microwaves can damage parts of the microwave oven, and the service life is affected.
2. If the frozen food is cooked, the food is thawed first. When thawing, attention should be paid to: firstly, using microwave low-power gear to make it uniformly unfreeze; secondly, when the food with different thickness is thawed to half, in order to prevent a certain part from being cooked, the food can be firstly suspended for a while and then is continuously thawed; thirdly, food thawed once is not too much nor too thick, the thickness of meat food is preferably not more than 3 cm, and the thickness of other food is not more than 5 to 7 cm.
3. Canned and bagged food sealed by heating with a microwave oven is avoided, which is easy to cause explosive rupture of the sealed food except for specially marked microwave food. If the preservative film is added on the container for holding food in order to prevent the water from evaporating, a plurality of small holes are punched.
4. Frying food with microwave oven is forbidden. Generally, the fried food needs to be heated slowly, but the heating speed of light waves and microwaves is high, so that danger is easy to occur.
Disclosure of Invention
In order to solve the technical problem that the heating effect is greatly reduced when the food in the current frequency conversion light wave oven is congested, the invention provides an automatic frequency conversion light wave oven, which detects the volume of the food in the frequency conversion light wave oven with high precision on the basis of targeted image selection and performs corresponding message notification operation when the volume of the food is overlarge and has an image heating effect; in a specific targeted image selection mode, analyzing each gradient value of each pixel point in the sub-image, taking the maximum value in each gradient value as the gradient value of the sub-image, and providing effective reference data for selecting the data content of the sub-image.
According to an aspect of the present invention, there is provided an automated variable frequency lightwave oven comprising:
the first timer is arranged in the variable frequency lightwave oven and used for starting timing when the oven door of the variable frequency lightwave oven is closed and providing a corresponding first timing numerical value; the second timer is arranged in the variable frequency optical wave furnace and used for starting timing when the furnace door of the variable frequency optical wave furnace is opened and providing a corresponding second timing numerical value; and the infrared sensor is embedded in a display panel of the variable frequency light wave oven and is used for detecting the distance of a target in front of the variable frequency light wave oven so as to obtain a corresponding instant target distance.
More specifically, in the automatic frequency conversion light wave stove, still include:
and the buzzer is connected with the infrared sensor and used for receiving the instant target distance and sending a buzzing alarm sound with a preset frequency when the instant target distance is smaller than or equal to a preset distance threshold value.
More specifically, in the automated variable frequency lightwave oven: the display panel is further connected with the first timer and the second timer respectively and used for displaying the first timing numerical value and the second timing numerical value respectively.
More specifically, in the automatic frequency conversion light wave stove, still include:
the pattern display equipment is embedded in a display panel of the variable frequency light wave oven and used for displaying a pattern corresponding to the overlarge volume when receiving an overlarge volume command and displaying a pattern corresponding to the volume mark when receiving a volume mark combining command; the vertical imaging mechanism is arranged in the variable frequency light wave furnace, comprises two hemispherical cameras vertically arranged up and down, and respectively performs imaging actions in the variable frequency light wave furnace to obtain an upper imaging image and a lower imaging image, wherein the number of pixel points in a repeated region of the upper imaging image and the lower imaging image is more than or equal to a preset number threshold; a first detection device connected to the vertical imaging mechanism for receiving the upper and lower imaged images as two simultaneously captured images, performing a color space conversion on the simultaneously captured images for obtaining a saturation component of each pixel point in the simultaneously captured images for one of the two simultaneously captured images; the second detection device is connected with the first detection device and used for executing the following operations on one of the two simultaneously shot images, dividing the simultaneously shot image into a plurality of sub-images with the same size, and executing the following actions on each sub-image: for each pixel point, determining the gradient value of the pixel point based on the saturation component of the pixel point and the saturation components of the pixel points around the pixel point, and taking the maximum value in the gradient values of the pixel points in the subimage as the gradient value of the subimage; the first comparison device is connected with the second detection device and used for executing the following operations aiming at one of the two simultaneously shot images, receiving each gradient value of each sub-image in the simultaneously shot images and outputting a plurality of sub-images with the highest gradient value and preset number as a plurality of sub-images to be processed; the image analysis device is connected with the first comparison device and used for receiving a plurality of sub-images to be processed of the two simultaneous shooting images respectively, taking the sub-image to be processed with the maximum definition in each simultaneous shooting image as a reliability area corresponding to the simultaneous shooting image, and outputting two reliability areas corresponding to the two simultaneous shooting objects respectively; the amplitude analysis equipment is connected with the image analysis equipment and used for comparing the maximum noise amplitudes of the two reliability areas and outputting the simultaneously shot image corresponding to the reliability area with the smaller maximum noise amplitude as an effective image; the range expansion equipment is connected with the amplitude analysis equipment and used for receiving the effective image, executing dynamic range expansion processing on the effective image to obtain a corresponding range expansion image and outputting the range expansion image; the volume identification device is respectively connected with the pattern display device and the range expansion device and used for receiving the range expansion image and identifying each food object in the range expansion image based on food imaging characteristics to obtain each food sub-image; the volume distinguishing device is also used for sending a volume oversize command when the proportion of each food sub-image occupying the range expansion image exceeds the limit, and otherwise, sending a volume standard combining command; wherein, in the first comparison device, the preset number is proportional to a resolution of the simultaneously photographed images.
Drawings
Embodiments of the invention will now be described with reference to the accompanying drawings, in which:
FIG. 1 is a schematic structural diagram of a foot of an automated variable frequency lightwave oven according to an embodiment of the present invention.
Detailed Description
The following will describe in detail the embodiments of the automated variable frequency lightwave oven of the present invention with reference to the accompanying drawings.
The light wave oven is an upgraded version of the household cooking oven, called microwave oven, and has a different principle from the microwave oven. The output power of the light wave oven is seven-eight-hundred watts mostly, but the light wave oven has a special energy-saving means. The light wave oven adopts light wave and microwave double high-efficiency heating, and can instantly generate huge heat.
In order to overcome the defects, the invention builds the automatic frequency conversion light wave oven and can effectively solve the corresponding technical problems.
Fig. 1 is a schematic structural diagram of a furnace foot of an automated variable frequency lightwave oven according to an embodiment of the present invention, the furnace foot comprises an upper fastener 1, a middle connector 2 and a lower upright 3.
The automatic frequency conversion lightwave oven according to the embodiment of the invention comprises:
the first timer is arranged in the variable frequency lightwave oven and used for starting timing when the oven door of the variable frequency lightwave oven is closed and providing a corresponding first timing numerical value;
the second timer is arranged in the variable frequency optical wave furnace and used for starting timing when the furnace door of the variable frequency optical wave furnace is opened and providing a corresponding second timing numerical value;
and the infrared sensor is embedded in a display panel of the variable frequency light wave oven and is used for detecting the distance of a target in front of the variable frequency light wave oven so as to obtain a corresponding instant target distance.
Next, the following description will be made on the specific structure of the automatic frequency conversion lightwave oven of the present invention.
In the automatic frequency conversion light wave oven, still include:
and the buzzer is connected with the infrared sensor and used for receiving the instant target distance and sending a buzzing alarm sound with a preset frequency when the instant target distance is smaller than or equal to a preset distance threshold value.
In the automatic frequency conversion light wave furnace: the display panel is further connected with the first timer and the second timer respectively and used for displaying the first timing numerical value and the second timing numerical value respectively.
In the automatic frequency conversion light wave oven, still include:
the pattern display equipment is embedded in a display panel of the variable frequency light wave oven and used for displaying a pattern corresponding to the overlarge volume when receiving an overlarge volume command and displaying a pattern corresponding to the volume mark when receiving a volume mark combining command;
the vertical imaging mechanism is arranged in the variable frequency light wave furnace, comprises two hemispherical cameras vertically arranged up and down, and respectively performs imaging actions in the variable frequency light wave furnace to obtain an upper imaging image and a lower imaging image, wherein the number of pixel points in a repeated region of the upper imaging image and the lower imaging image is more than or equal to a preset number threshold;
a first detection device connected to the vertical imaging mechanism for receiving the upper and lower imaged images as two simultaneously captured images, performing a color space conversion on the simultaneously captured images for obtaining a saturation component of each pixel point in the simultaneously captured images for one of the two simultaneously captured images;
the second detection device is connected with the first detection device and used for executing the following operations on one of the two simultaneously shot images, dividing the simultaneously shot image into a plurality of sub-images with the same size, and executing the following actions on each sub-image: for each pixel point, determining the gradient value of the pixel point based on the saturation component of the pixel point and the saturation components of the pixel points around the pixel point, and taking the maximum value in the gradient values of the pixel points in the subimage as the gradient value of the subimage;
the first comparison device is connected with the second detection device and used for executing the following operations aiming at one of the two simultaneously shot images, receiving each gradient value of each sub-image in the simultaneously shot images and outputting a plurality of sub-images with the highest gradient value and preset number as a plurality of sub-images to be processed;
the image analysis device is connected with the first comparison device and used for receiving a plurality of sub-images to be processed of the two simultaneous shooting images respectively, taking the sub-image to be processed with the maximum definition in each simultaneous shooting image as a reliability area corresponding to the simultaneous shooting image, and outputting two reliability areas corresponding to the two simultaneous shooting objects respectively;
the amplitude analysis equipment is connected with the image analysis equipment and used for comparing the maximum noise amplitudes of the two reliability areas and outputting the simultaneously shot image corresponding to the reliability area with the smaller maximum noise amplitude as an effective image;
the range expansion equipment is connected with the amplitude analysis equipment and used for receiving the effective image, executing dynamic range expansion processing on the effective image to obtain a corresponding range expansion image and outputting the range expansion image;
the volume identification device is respectively connected with the pattern display device and the range expansion device and used for receiving the range expansion image and identifying each food object in the range expansion image based on food imaging characteristics to obtain each food sub-image;
the volume distinguishing device is also used for sending a volume oversize command when the proportion of each food sub-image occupying the range expansion image exceeds the limit, and otherwise, sending a volume standard combining command;
wherein, in the first comparison device, the preset number is proportional to a resolution of the simultaneously photographed images.
In the automatic frequency conversion light wave oven, still include:
and the DDR memory chip is connected with the range expansion equipment and used for receiving the range expansion image and storing the range expansion image.
In the automatic frequency conversion light wave furnace: the second detection device comprises a data receiving unit, an averaging processing unit and an action executing unit, wherein the averaging processing unit is respectively connected with the data receiving unit and the action executing unit.
In the automatic frequency conversion light wave oven, still include:
and the amplitude analyzing device and the variance processing device are positioned between the vertical imaging mechanism and the first detection device and are used for carrying out the same processing on any one of the two simultaneously-shot images as a simultaneously-shot image so as to obtain a corresponding variance processed image, and respectively replacing the two simultaneously-shot images with the two obtained variance processed images and sending the two obtained variance processed images to the first detection device.
In the automatic frequency conversion light wave furnace: the amplitude analyzing device is used for receiving the simultaneous shooting images, analyzing the noise in the simultaneous shooting images to obtain the amplitudes of various noises, and determining the quality grade of the simultaneous shooting images based on the amplitudes of various noises.
In the automatic frequency conversion light wave furnace: the variance processing device is connected with the amplitude analyzing device and is used for dividing the simultaneously shot image into blocks with the corresponding block sizes on the basis of the distance between the quality grade and a preset lower limit quality grade when the quality grade is lower than or equal to the preset lower limit quality grade, selecting corresponding median filtering processing with different times on the basis of the pixel value variance of each block for each block to obtain filtering blocks, and combining the obtained filtering blocks to obtain a variance processed image; the variance processing equipment is further used for performing single median filtering processing on the whole simultaneously-shot image to obtain a variance processed image when the quality grade is higher than a preset lower limit quality grade; the selecting corresponding median filtering processes of different times based on the variance of the pixel values of the block to obtain a filtered block comprises: for each block, the greater the variance of the pixel values of the block, the fewer the number of median filtering processes are selected.
In the automatic frequency conversion light wave furnace: the variance processing equipment consists of a grade receiving sub-equipment, a blocking processing sub-equipment, a median filtering sub-equipment and an image output sub-equipment, and working parameters of the median filtering sub-equipment can be configured;
wherein, in the variance processing device, the block processing sub-device is respectively connected with the level receiving sub-device and the median filtering sub-device, and the image output sub-device is connected with the median filtering sub-device;
wherein, in the variance processing device, the block processing sub-device is configured to equally divide the simultaneously-captured image into respective blocks of respective block sizes based on a distance of the quality level from the preset lower-limit quality level.
In addition, DDR Double Data Rate SDRAM. Strictly speaking, DDR shall be referred to as DDR SDRAM, which is an abbreviation of Synchronous Dynamic Random access memory, and is commonly referred to as DDR. DDR SDRAM, however, is an abbreviation for Double Data Rate SDRAM, meaning Double-Rate synchronous dynamic random access memory. DDR memory is developed on the basis of SDRAM memory, and SDRAM production system is still used, so for memory manufacturers, DDR memory production can be realized only by slightly improving equipment for manufacturing common SDRAM, and cost can be effectively reduced. Double Data Rate: compared with the traditional single data rate, the DDR technology realizes two read/write operations in one clock cycle, namely, the read/write operations are respectively executed once on the rising edge and the falling edge of the clock.
By adopting the automatic frequency conversion light wave oven, aiming at the technical problem that the heating effect is greatly reduced when the food in the frequency conversion light wave oven is congested in the prior art, the volume of the food in the frequency conversion light wave oven is detected with high precision on the basis of targeted image selection, and corresponding message notification operation is carried out when the volume of the food is overlarge and the image heating effect is achieved; in a specific targeted image selection mode, analyzing each gradient value of each pixel point in the sub-image, taking the maximum value in each gradient value as the gradient value of the sub-image, and providing effective reference data for selecting the data content of the sub-image.
It is to be understood that while the present invention has been described in conjunction with the preferred embodiments thereof, it is not intended to limit the invention to those embodiments. It will be apparent to those skilled in the art from this disclosure that many changes and modifications can be made, or equivalents modified, in the embodiments of the invention without departing from the scope of the invention. Therefore, any simple modification, equivalent change and modification made to the above embodiments according to the technical essence of the present invention are still within the scope of the protection of the technical solution of the present invention, unless the contents of the technical solution of the present invention are departed.
Claims (7)
1. An automated variable frequency lightwave oven, comprising:
the first timer is arranged in the variable frequency lightwave oven and used for starting timing when the oven door of the variable frequency lightwave oven is closed and providing a corresponding first timing numerical value;
the second timer is arranged in the variable frequency optical wave furnace and used for starting timing when the furnace door of the variable frequency optical wave furnace is opened and providing a corresponding second timing numerical value;
the infrared sensor is embedded in a display panel of the variable frequency light wave oven and is used for detecting the distance of a target in front of the variable frequency light wave oven so as to obtain a corresponding instant target distance;
the buzzer is connected with the infrared sensor and used for receiving the instant target distance and sending a buzzing alarm sound with a preset frequency when the instant target distance is smaller than or equal to a preset distance threshold;
the display panel is also connected with the first timer and the second timer respectively and used for displaying the first timing numerical value and the second timing numerical value respectively;
the pattern display equipment is embedded in a display panel of the variable frequency light wave oven and used for displaying a pattern corresponding to the overlarge volume when receiving an overlarge volume command and displaying a pattern corresponding to the volume mark when receiving a volume mark combining command;
the vertical imaging mechanism is arranged in the variable frequency light wave furnace, comprises two hemispherical cameras vertically arranged up and down, and respectively performs imaging actions in the variable frequency light wave furnace to obtain an upper imaging image and a lower imaging image, wherein the number of pixel points in a repeated region of the upper imaging image and the lower imaging image is more than or equal to a preset number threshold;
a first detection device connected to the vertical imaging mechanism for receiving the upper and lower imaged images as two simultaneously captured images, performing a color space conversion on the simultaneously captured images for obtaining a saturation component of each pixel point in the simultaneously captured images for one of the two simultaneously captured images;
the second detection device is connected with the first detection device and used for executing the following operations on one of the two simultaneously shot images, dividing the simultaneously shot image into a plurality of sub-images with the same size, and executing the following actions on each sub-image: for each pixel point, determining the gradient value of the pixel point based on the saturation component of the pixel point and the saturation components of the pixel points around the pixel point, and taking the maximum value in the gradient values of the pixel points in the subimage as the gradient value of the subimage;
the first comparison device is connected with the second detection device and used for executing the following operations aiming at one of the two simultaneously shot images, receiving each gradient value of each sub-image in the simultaneously shot images and outputting a plurality of sub-images with the highest gradient value and preset number as a plurality of sub-images to be processed;
the image analysis device is connected with the first comparison device and used for receiving a plurality of sub-images to be processed of the two simultaneous shooting images respectively, taking the sub-image to be processed with the maximum definition in each simultaneous shooting image as a reliability area corresponding to the simultaneous shooting image, and outputting two reliability areas corresponding to the two simultaneous shooting objects respectively;
the amplitude analysis equipment is connected with the image analysis equipment and used for comparing the maximum noise amplitudes of the two reliability areas and outputting the simultaneously shot image corresponding to the reliability area with the smaller maximum noise amplitude as an effective image;
the range expansion equipment is connected with the amplitude analysis equipment and used for receiving the effective image, executing dynamic range expansion processing on the effective image to obtain a corresponding range expansion image and outputting the range expansion image;
the volume identification device is respectively connected with the pattern display device and the range expansion device and used for receiving the range expansion image and identifying each food object in the range expansion image based on food imaging characteristics to obtain each food sub-image;
the volume distinguishing device is also used for sending a volume oversize command when the proportion of each food sub-image occupying the range expansion image exceeds the limit, and otherwise, sending a volume standard combining command;
wherein, in the first comparison device, the preset number is proportional to a resolution of the simultaneously photographed images.
2. The automated variable frequency lightwave oven according to claim 1, comprising:
and the DDR memory chip is connected with the range expansion equipment and used for receiving the range expansion image and storing the range expansion image.
3. The automated frequency-converting lightwave oven according to claim 2, wherein:
the second detection device comprises a data receiving unit, an averaging processing unit and an action executing unit, wherein the averaging processing unit is respectively connected with the data receiving unit and the action executing unit.
4. The automated variable frequency lightwave oven according to claim 3, comprising:
and the amplitude analyzing device and the variance processing device are positioned between the vertical imaging mechanism and the first detection device and are used for carrying out the same processing on any one of the two simultaneously-shot images as a simultaneously-shot image so as to obtain a corresponding variance processed image, and respectively replacing the two simultaneously-shot images with the two obtained variance processed images and sending the two obtained variance processed images to the first detection device.
5. The automated frequency-converting lightwave oven according to claim 4, wherein:
the amplitude analyzing device is used for receiving the simultaneous shooting images, analyzing the noise in the simultaneous shooting images to obtain the amplitudes of various noises, and determining the quality grade of the simultaneous shooting images based on the amplitudes of various noises.
6. The automated frequency-converting lightwave oven according to claim 5, wherein:
the variance processing device is connected with the amplitude analyzing device and is used for dividing the simultaneously shot image into blocks with the corresponding block sizes on the basis of the distance between the quality grade and a preset lower limit quality grade when the quality grade is lower than or equal to the preset lower limit quality grade, selecting corresponding median filtering processing with different times on the basis of the pixel value variance of each block for each block to obtain filtering blocks, and combining the obtained filtering blocks to obtain a variance processed image; the variance processing equipment is further used for performing single median filtering processing on the whole simultaneously-shot image to obtain a variance processed image when the quality grade is higher than a preset lower limit quality grade; the selecting corresponding median filtering processes of different times based on the variance of the pixel values of the block to obtain a filtered block comprises: for each block, the greater the variance of the pixel values of the block, the fewer the number of median filtering processes are selected.
7. The automated frequency-converting lightwave oven according to claim 6, wherein:
the variance processing equipment consists of a grade receiving sub-equipment, a blocking processing sub-equipment, a median filtering sub-equipment and an image output sub-equipment, and working parameters of the median filtering sub-equipment can be configured;
wherein, in the variance processing device, the block processing sub-device is respectively connected with the level receiving sub-device and the median filtering sub-device, and the image output sub-device is connected with the median filtering sub-device;
wherein, in the variance processing device, the block processing sub-device is configured to equally divide the simultaneously-captured image into respective blocks of respective block sizes based on a distance of the quality level from the preset lower-limit quality level.
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Effective date of registration: 20221130 Address after: No. 309, Floor 3, East Building, Electronics Industrial Park, Ganquan Road, Xinting Street, Shen County, Liaocheng City, Shandong Province, 252000 Patentee after: Shenxian Lukai Comprehensive Service Co.,Ltd. Address before: 317500 in Shanshi Industrial Zone, Daxi Town, Wenling City, Taizhou City, Zhejiang Province Patentee before: NO.2 WENLING ELECTRICAL INSULATING MATERIALS FACTORY |
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Application publication date: 20190219 Assignee: Shandong Lukai Food Technology Co.,Ltd. Assignor: Shenxian Lukai Comprehensive Service Co.,Ltd. Contract record no.: X2023980044893 Denomination of invention: Automatic frequency conversion light wave furnace Granted publication date: 20200828 License type: Common License Record date: 20231101 |