CN114722587A - Photoelectric tube array simulation method and device, storage medium and computer equipment - Google Patents
Photoelectric tube array simulation method and device, storage medium and computer equipment Download PDFInfo
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Abstract
The invention provides a simulation method and a device of a photoelectric tube array, a storage medium and computer equipment, wherein the simulation method of the photoelectric tube array comprises the following steps: acquiring a photoelectric tube array image of a photoelectric coding chip to be simulated; acquiring a light spot image corresponding to the photoelectric tube array image; importing the photoelectric tube array image and the light spot image into simulation software to enable the light spot image to periodically move on the photoelectric tube image; according to a preset intersection acquisition rule, acquiring an intersection result of a light spot image of a movement period and a photoelectric tube array image when the light spot image periodically moves on the photoelectric tube array image; the intersection result comprises the intersection positions of the light spot image and each photoelectric cell in the photoelectric cell array image; and generating sine and cosine signals corresponding to the motion period according to the intersection result, and determining the sine and cosine signals as the simulation result. The invention can help users to improve the design efficiency of the photoelectric tube array on the reflection type photoelectric coding chip.
Description
Technical Field
The invention relates to the technical field of simulation of a photoelectric tube array, in particular to a photoelectric tube array simulation method, a photoelectric tube array simulation device, a storage medium and computer equipment.
Background
At present, the design of the reflective photoelectric coding chip is obtained by mainly referring to mathematical formula calculation aiming at the research of the shape, size and position of a photoelectric tube on the reflective photoelectric coding chip. In the practical application process, due to the complexity of the application environment and the mounting position of the chip, the efficiency of designing the reflective photoelectric coding chip by only calculation through a mathematical formula is low, and the performances of the obtained reflective photoelectric coding chips are different.
Disclosure of Invention
The invention aims to overcome the defects in the prior art, and provides a simulation method, a simulation device, a storage medium and computer equipment for a photoelectric tube array, which can help a user to improve the design efficiency of the photoelectric tube array on a reflection-type photoelectric coding chip.
One embodiment of the present invention provides a simulation method for a photo-transistor array, including:
acquiring a photoelectric tube array image of a photoelectric coding chip to be simulated;
acquiring a light spot image corresponding to the photoelectric tube array image;
importing the photoelectric tube array image and the light spot image into simulation software to enable the light spot image to periodically move on the photoelectric tube image;
according to a preset intersection acquisition rule, acquiring an intersection result of the light spot image and the photoelectric tube array image in a movement period when the light spot image periodically moves on the photoelectric tube array image; the intersection result comprises the intersection positions of the light spot image and each photoelectric cell in the photoelectric cell array image;
and generating sine and cosine signals corresponding to the motion period according to the intersection result, and determining the sine and cosine signals as simulation results.
Compared with the prior art, the simulation method of the photoelectric tube array leads the photoelectric tube array image and the corresponding light spot image into simulation software, so that the light spot image periodically moves on the photoelectric tube image, a preset intersection acquisition rule is adopted, when the light spot image periodically moves on the photoelectric tube array image, an intersection result of the light spot image and the photoelectric tube array image in one movement period is acquired, and a sine signal and a cosine signal are obtained according to the intersection result and serve as simulation results, so that a user can analyze the signal quality of the sine signal and the cosine signal, whether the photoelectric tube array image is reasonably designed is judged, and the user can be helped to improve the design efficiency of the photoelectric tube array on the reflection type photoelectric coding chip.
In one embodiment, before the step of introducing the image of the photocell array and the light spot image into the simulation software, the method comprises the following steps:
carrying out gray scale normalization processing on the photoelectric tube array image; in the phototube array image after the gray scale normalization processing, the gray scale value of each phototube is 1.
The accuracy of the acquired intersection result is improved by carrying out gray scale normalization processing on the photoelectric tube array image.
In one embodiment, before the step of introducing the image of the photo-electric tube array and the image of the light spot into the simulation software, the method comprises the following steps:
carrying out gray level normalization processing on the light spot image; and the gray value of the light spot range in the light spot image after the gray normalization processing is 1.
The gray normalization processing is carried out on the light spot images, so that the accuracy of the acquired intersection result is improved.
In one embodiment, the step of obtaining, according to a preset intersection obtaining rule, an intersection result of the spot image and the photocell array image for one motion cycle when the spot image performs a periodic motion on the photocell array image includes:
acquiring a pixel interval value;
and in the process of moving the spot image on the photoelectric tube array image by a distance, acquiring an intersection result of the spot image and the photoelectric tube array image according to the pixel interval value.
The time consumption for obtaining the intersection result and the accuracy of the intersection result can be controlled according to the pixel interval value.
An embodiment of the present invention further provides a simulation apparatus for a photo-transistor array, including:
the photoelectric tube array image acquisition module is used for acquiring a photoelectric tube array image of a photoelectric coding chip to be simulated;
the light spot image acquisition module is used for acquiring a light spot image corresponding to the photoelectric tube array image;
the importing module is used for importing the photoelectric tube array image and the light spot image into simulation software so that the light spot image periodically moves on the photoelectric tube image;
the intersection result acquisition module is used for acquiring an intersection result of the light spot image and the photoelectric tube array image in a motion period when the light spot image periodically moves on the photoelectric tube array image according to a preset intersection acquisition rule; the intersection result comprises the intersection positions of the light spot image and each photoelectric cell in the photoelectric cell array image;
and the simulation result acquisition module is used for generating sine and cosine signals corresponding to the motion period according to the intersection result and determining the sine and cosine signals as simulation results.
Compared with the prior art, the simulation device for the photoelectric tube array has the advantages that the photoelectric tube array image and the corresponding light spot image are led into simulation software, so that the light spot image periodically moves on the photoelectric tube image, a rule is obtained according to a preset intersection, when the light spot image periodically moves on the photoelectric tube array image, an intersection result of the light spot image and the photoelectric tube array image in one movement period is obtained, and a sine signal and a cosine signal are obtained according to the intersection result and serve as simulation results, so that a user can analyze the signal quality of the sine signal and the cosine signal, whether the photoelectric tube array image is reasonably designed is judged, and the user can be helped to improve the design efficiency of the photoelectric tube array on the reflection type photoelectric coding chip.
In one embodiment, the device further comprises a first gray normalization processing module, wherein the first gray normalization processing module is used for performing gray normalization processing on the image of the photoelectric tube array; in the phototube array image after the gray scale normalization processing, the gray scale value of each phototube is 1. The accuracy of the acquired intersection result is improved by carrying out gray scale normalization processing on the photoelectric tube array image.
In one embodiment, the device further comprises a second gray level normalization processing module, wherein the second gray level normalization processing module is used for performing gray level normalization processing on the light spot image; and the gray value of the light spot range in the light spot image after the gray normalization processing is 1. The gray normalization processing is carried out on the light spot images, so that the accuracy of the acquired intersection result is improved.
An embodiment of the present invention also provides a computer-readable storage medium, which stores a computer program, which when executed by a processor implements the steps of the photo-cell array simulation method as described above.
An embodiment of the present invention further provides a computer device, which includes a storage, a processor, and a computer program stored in the storage and executable by the processor, and the processor implements the steps of the simulation method of the photocell array as described above when executing the computer program.
In order that the invention may be more clearly understood, specific embodiments thereof will be described hereinafter with reference to the accompanying drawings.
Drawings
Fig. 1 is a flowchart of a simulation method of a photo-transistor array according to an embodiment of the invention.
FIG. 2 is a flowchart illustrating steps S41-S42 of a simulation method for a photo-electric cell array according to an embodiment of the present invention.
Fig. 3 is a block diagram of a simulation apparatus of a photo-electric cell array according to an embodiment of the invention.
1. A photoelectric tube array image acquisition module; 2. a light spot image acquisition module; 3. importing a module; 4. an intersection result acquisition module; 5. and a simulation result acquisition module.
Detailed Description
In order to make the objects, technical solutions and advantages of the present application more clear, embodiments of the present application will be described in further detail below with reference to the accompanying drawings.
It should be understood that the embodiments described are only some embodiments of the present application, and not all embodiments. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments in the present application without any creative effort belong to the protection scope of the embodiments in the present application.
When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. In the description of the present application, it is to be understood that the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not necessarily used to describe a particular order or sequence, nor are they to be construed as indicating or implying relative importance. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate. As used in this application and the appended claims, the singular forms "a", "an", and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. The word "if/if" as used herein may be interpreted as "at … …" or "when … …" or "in response to a determination".
In addition, in the description of the present application, "a plurality" means two or more unless otherwise specified. "and/or" describes the association relationship of the associated objects, meaning that there may be three relationships, e.g., a and/or B, which may mean: a exists alone, A and B exist simultaneously, and B exists alone. The character "/" generally indicates that the former and latter associated objects are in an "or" relationship.
Please refer to fig. 1, which is a flowchart illustrating a simulation method of a photo-transistor array according to an embodiment of the present invention, including:
s1: and acquiring a photoelectric tube array image of the photoelectric coding chip to be simulated.
The image of the photoelectric tube array is obtained by pre-design, can be a digital image formed by pixels through PS software (Adobe Photoshop, which mainly processes the digital image, and can effectively edit the image through numerous editing and drawing tools.
S2: and acquiring a light spot image corresponding to the photoelectric tube array image.
Wherein, the light spot image is also designed in advance, for example, by PS software design.
S3: and importing the photoelectric tube array image and the light spot image into simulation software to enable the light spot image to periodically move on the photoelectric tube image.
Preferably, the simulation software is Matlab.
S4: according to a preset intersection acquisition rule, acquiring an intersection result of the light spot image and the photoelectric tube array image in a movement period when the light spot image periodically moves on the photoelectric tube array image; the intersection result comprises the intersection positions of the light spot image and each photoelectric cell in the photoelectric cell array image.
S5: and generating sine and cosine signals corresponding to the motion period according to the intersection result, and determining the sine and cosine signals as simulation results.
Compared with the prior art, the simulation method of the photoelectric tube array leads the photoelectric tube array image and the corresponding light spot image into simulation software, so that the light spot image periodically moves on the photoelectric tube image, a preset intersection acquisition rule is adopted, when the light spot image periodically moves on the photoelectric tube array image, an intersection result of the light spot image and the photoelectric tube array image in one movement period is acquired, and a sine signal and a cosine signal are obtained according to the intersection result and serve as simulation results, so that a user can analyze the signal quality of the sine signal and the cosine signal, whether the photoelectric tube array image is reasonably designed is judged, and the user can be helped to improve the design efficiency of the photoelectric tube array on the reflection type photoelectric coding chip.
In a possible embodiment, before the step of introducing the image of the photo-electric tube array and the image of the light spot into the simulation software, the method includes the following steps:
carrying out gray scale normalization processing on the photoelectric tube array image; in the phototube array image after the gray scale normalization processing, the gray scale value of each phototube is 1. This is because the original color of each of the photodiodes in the photodiode array image is white, and therefore the gray scale value after the gray scale normalization processing is 1, and the accuracy of the acquired intersection result is improved by performing the gray scale normalization processing on the photodiode array image.
Preferably, before the step of introducing the image of the array of photocells and the image of the light spot into the simulation software, the method comprises the following steps:
carrying out gray level normalization processing on the light spot image; and the gray value of the light spot range in the light spot image after the gray normalization processing is 1. This is because the color of the range of the light spot in the light spot image is white, and therefore the gray value after the gray normalization processing is 1, and the accuracy of the acquired intersection result is improved by performing the gray normalization processing on the light spot image.
Referring to fig. 2, preferably, in this embodiment, the step of obtaining the intersection result of the spot image and the photocell array image in one movement period when the spot image performs periodic movement on the photocell array image according to a preset intersection obtaining rule includes:
s41: a pixel interval value is obtained. The pixel spacing values may be 1, 2, 3, etc.
S42: and acquiring an intersection result of the light spot image and the photoelectric tube array image according to the pixel interval value in the process of moving the light spot image on the photoelectric tube array image by a distance.
In this embodiment, the time consumption for obtaining the intersection result and the accuracy of the intersection result may be controlled according to the pixel interval value. For example, if the pixel interval value is 2, the intersection situation of the light spot image and the photo-cell array image is collected once every time the light spot image passes through 2 pixels in the moving direction on the photo-cell array image, where the intersection situation of the light spot image and the photo-cell array image is at a corresponding time, the intersection situation of the photo-cell with a gray value of 1 on the photo-cell array image and the light spot range with a gray value of 1 on the light spot image is the intersection situation of the pixels with gray values of 1 in the two images at the corresponding time, and then the intersection result is generated according to the intersection situations obtained at different times in one period. And the user can adjust the value of the pixel interval value, so that the accuracy and the acquisition efficiency of the intersection result are changed.
In other embodiments, the intersection result of the light spot image and the photocell array image may also be obtained according to a preset time interval, and at this time, a user may change the accuracy of the obtained intersection result by adjusting the moving speed of the light spot image on the photocell array image.
Referring to fig. 3, an embodiment of the invention further provides a simulation apparatus for a photo-transistor array, including:
the photoelectric tube array image acquisition module 1 is used for acquiring a photoelectric tube array image of a photoelectric coding chip to be simulated;
the light spot image acquisition module 2 is used for acquiring a light spot image corresponding to the photoelectric tube array image;
the importing module 3 is used for importing the photoelectric tube array image and the light spot image into simulation software to enable the light spot image to periodically move on the photoelectric tube image;
the intersection result obtaining module 4 is configured to obtain, according to a preset intersection obtaining rule, an intersection result of the light spot image and the photocell array image in one motion cycle when the light spot image performs periodic motion on the photocell array image; the intersection result comprises the intersection positions of the light spot image and each photoelectric cell in the photoelectric cell array image;
and the simulation result acquisition module 5 is configured to generate sine and cosine signals corresponding to the motion period according to the intersection result, and determine the sine and cosine signals as a simulation result.
The image of the photoelectric tube array is obtained by pre-design, can be a digital image formed by pixels through PS software (Adobe Photoshop, which mainly processes the digital image, and can effectively edit the image through numerous editing and drawing tools.
Wherein, the light spot image is also designed in advance, for example, by PS software design.
Preferably, the simulation software is Matlab.
Compared with the prior art, the simulation device for the photoelectric tube array has the advantages that the photoelectric tube array image and the corresponding light spot image are led into simulation software, so that the light spot image periodically moves on the photoelectric tube image, a rule is obtained according to a preset intersection, when the light spot image periodically moves on the photoelectric tube array image, an intersection result of the light spot image and the photoelectric tube array image in one movement period is obtained, and a sine signal and a cosine signal are obtained according to the intersection result and serve as simulation results, so that a user can analyze the signal quality of the sine signal and the cosine signal, whether the photoelectric tube array image is reasonably designed is judged, and the user can be helped to improve the design efficiency of the photoelectric tube array on the reflection type photoelectric coding chip.
In a possible embodiment, the device further comprises a first gray normalization processing module, wherein the first gray normalization processing module is used for performing gray normalization processing on the image of the photoelectric tube array; in the phototube array image after the gray scale normalization processing, the gray scale value of each phototube is 1. The accuracy of the acquired intersection result is improved by carrying out gray scale normalization processing on the photoelectric tube array image.
In a possible embodiment, the device further comprises a second gray level normalization processing module, wherein the second gray level normalization processing module is used for performing gray level normalization processing on the light spot image; and the gray value of the light spot range in the light spot image after the gray normalization processing is 1. The gray level normalization processing is carried out on the light spot images, so that the accuracy of the acquired intersection result is improved.
An embodiment of the present invention also provides a computer-readable storage medium, which stores a computer program, which when executed by a processor implements the steps of the photo-cell array simulation method as described above.
An embodiment of the present invention further provides a computer device, which includes a storage, a processor, and a computer program stored in the storage and executable by the processor, and the processor implements the steps of the simulation method of the photocell array as described above when executing the computer program.
The above-described device embodiments are merely illustrative, wherein the components described as separate parts may or may not be physically separate, and the parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the modules can be selected according to actual needs to achieve the purpose of the scheme of the application. One of ordinary skill in the art can understand and implement it without inventive effort.
As will be appreciated by one skilled in the art, embodiments of the present application may be provided as a method, system, or computer program product. Accordingly, the present application may take the form of an entirely hardware embodiment, an entirely software embodiment or an embodiment combining software and hardware aspects. Furthermore, the present application may take the form of a computer program product embodied on one or more computer-usable storage media (including, but not limited to, disk storage, CD-ROM, optical storage, and so forth) having computer-usable program code embodied therein.
The present application is described with reference to flowchart illustrations and/or block diagrams of methods, apparatus (systems), and computer program products according to embodiments of the application. It will be understood that each flow and/or block of the flow diagrams and/or block diagrams, and combinations of flows and/or blocks in the flow diagrams and/or block diagrams, can be implemented by computer program instructions. These computer program instructions may be provided to a processor of a general purpose computer, special purpose computer, embedded processor, or other programmable data processing apparatus to produce a machine, such that the instructions, which execute via the processor of the computer or other programmable data processing apparatus, create means for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks. These computer program instructions may also be stored in a computer-readable memory that can direct a computer or other programmable data processing apparatus to function in a particular manner, such that the instructions stored in the computer-readable memory produce an article of manufacture including instruction means which implement the function specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be loaded onto a computer or other programmable data processing apparatus to cause a series of operational steps to be performed on the computer or other programmable apparatus to produce a computer implemented process such that the instructions which execute on the computer or other programmable apparatus provide steps for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
In a typical configuration, a computing device includes one or more processors (CPUs), input/output interfaces, network interfaces, and memory.
The memory may include forms of volatile memory in a computer readable medium, Random Access Memory (RAM) and/or non-volatile memory, such as Read Only Memory (ROM) or flash memory (flash RAM). The memory is an example of a computer-readable medium.
Computer-readable media, including both non-transitory and non-transitory, removable and non-removable media, may implement information storage by any method or technology. The information may be computer readable instructions, data structures, modules of a program, or other data. Examples of computer storage media include, but are not limited to, phase change memory (PRAM), Static Random Access Memory (SRAM), Dynamic Random Access Memory (DRAM), other types of Random Access Memory (RAM), Read Only Memory (ROM), Electrically Erasable Programmable Read Only Memory (EEPROM), flash memory or other memory technology, compact disc read only memory (CD-ROM), Digital Versatile Disks (DVD) or other optical storage, magnetic cassettes, magnetic tape magnetic disk storage or other magnetic storage devices, or any other non-transmission medium, which can be used to store information that can be accessed by a computing device. As defined herein, a computer readable medium does not include a transitory computer readable medium such as a modulated data signal and a carrier wave.
It should also be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in the process, method, article, or apparatus that comprises the element.
The above are merely examples of the present application and are not intended to limit the present application. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the scope of the claims of the present application.
Claims (9)
1. A simulation method of a photoelectric tube array is characterized by comprising the following steps:
acquiring a photoelectric tube array image of a photoelectric coding chip to be simulated;
acquiring a light spot image corresponding to the photoelectric tube array image;
importing the photoelectric tube array image and the light spot image into simulation software to enable the light spot image to periodically move on the photoelectric tube image;
according to a preset intersection acquisition rule, acquiring an intersection result of the light spot image and the photoelectric tube array image in a movement period when the light spot image periodically moves on the photoelectric tube array image; the intersection result comprises the intersection positions of the light spot image and each photoelectric cell in the photoelectric cell array image;
and generating sine and cosine signals corresponding to the motion period according to the intersection result, and determining the sine and cosine signals as simulation results.
2. The method for simulating the photocell array according to claim 1, wherein before the step of introducing the image of the photocell array and the image of the light spot into the simulation software, the method comprises the following steps:
carrying out gray scale normalization processing on the photoelectric tube array image; in the phototube array image after the gray scale normalization processing, the gray scale value of each phototube is 1.
3. The method for simulating the photocell array according to claim 2, wherein before the step of introducing the image of the photocell array and the image of the light spot into the simulation software, the method comprises the following steps:
carrying out gray level normalization processing on the light spot image; and the gray value of the light spot range in the light spot image after the gray normalization processing is 1.
4. The method for simulating the photocell array according to claim 3, wherein the step of obtaining the intersection result of the spot image and the photocell array image for one movement period when the spot image performs the periodic movement on the photocell array image according to the preset intersection obtaining rule comprises:
acquiring a pixel interval value;
and acquiring an intersection result of the light spot image and the photoelectric tube array image according to the pixel interval value in the process of moving the light spot image on the photoelectric tube array image by a distance.
5. A simulation device for a photo-electric tube array is characterized by comprising:
the photoelectric tube array image acquisition module is used for acquiring a photoelectric tube array image of a photoelectric coding chip to be simulated;
the light spot image acquisition module is used for acquiring a light spot image corresponding to the photoelectric tube array image;
the importing module is used for importing the photoelectric tube array image and the light spot image into simulation software so that the light spot image periodically moves on the photoelectric tube image;
the intersection result acquisition module is used for acquiring an intersection result of the light spot image and the photoelectric tube array image in a motion cycle when the light spot image periodically moves on the photoelectric tube array image according to a preset intersection acquisition rule; the intersection result comprises the intersection positions of the light spot image and each photoelectric cell in the photoelectric cell array image;
and the simulation result acquisition module is used for generating sine and cosine signals corresponding to the motion period according to the intersection result and determining the sine and cosine signals as simulation results.
6. The simulation device of the photo-electric tube array as claimed in claim 5, further comprising a first gray normalization processing module, wherein the first gray normalization processing module is used for performing gray normalization processing on the photo-electric tube array image; in the phototube array image after the gray scale normalization processing, the gray scale value of each phototube is 1.
7. The simulation apparatus of the photo-electric tube array as claimed in claim 6, further comprising a second gray normalization processing module, wherein the second gray normalization processing module is configured to perform gray normalization processing on the light spot image; and the gray value of the light spot range in the light spot image after the gray normalization processing is 1.
8. A computer-readable storage medium storing a computer program, characterized in that: the computer program, when being executed by a processor, carries out the steps of the method of simulating a photocell array according to any one of claims 1 to 5.
9. A computer device, characterized by: comprising a memory, a processor and a computer program stored in the memory and executable by the processor, the processor implementing the steps of the method of simulating a photocell array according to any one of claims 1 to 5 when executing the computer program.
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