WO2019237816A1 - 基于选择按钮的屏蔽式电吹风 - Google Patents
基于选择按钮的屏蔽式电吹风 Download PDFInfo
- Publication number
- WO2019237816A1 WO2019237816A1 PCT/CN2019/082516 CN2019082516W WO2019237816A1 WO 2019237816 A1 WO2019237816 A1 WO 2019237816A1 CN 2019082516 W CN2019082516 W CN 2019082516W WO 2019237816 A1 WO2019237816 A1 WO 2019237816A1
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- image
- hair dryer
- block
- selection button
- fragment
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Classifications
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- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45D—HAIRDRESSING OR SHAVING EQUIPMENT; EQUIPMENT FOR COSMETICS OR COSMETIC TREATMENTS, e.g. FOR MANICURING OR PEDICURING
- A45D20/00—Hair drying devices; Accessories therefor
- A45D20/04—Hot-air producers
- A45D20/08—Hot-air producers heated electrically
- A45D20/10—Hand-held drying devices, e.g. air douches
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- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45D—HAIRDRESSING OR SHAVING EQUIPMENT; EQUIPMENT FOR COSMETICS OR COSMETIC TREATMENTS, e.g. FOR MANICURING OR PEDICURING
- A45D20/00—Hair drying devices; Accessories therefor
- A45D20/04—Hot-air producers
- A45D20/08—Hot-air producers heated electrically
- A45D20/10—Hand-held drying devices, e.g. air douches
- A45D20/12—Details thereof or accessories therefor, e.g. nozzles, stands
Definitions
- the invention relates to the field of hair dryers, in particular to a shielded hair dryer based on a selection button.
- centrifugal blowers and axial blowers.
- the centrifugal type relies on the motor to drive the wind blades to rotate, so that the air entering the blower gets inertial centrifugal force and continuously exhausts the air.
- Its disadvantage is that the exhausted wind does not all flow through the motor, and the motor heats up higher; the advantage is that the noise is lower.
- the axial-flow motor drives the blades to rotate, pushing the air entering the blower to flow axially, and continuously exhausting air. Its advantage is that all the exhausted wind flows through the motor, the motor has good cooling conditions, and the insulation is not easy to age; its disadvantage is that the noise is relatively large.
- metal type hair dryers and plastic type hair dryers.
- Metal hair dryers are rugged and can withstand higher temperatures.
- Plastic hair dryers are lightweight and have good insulation properties, but they are easy to age and have poor high temperature resistance.
- the present invention provides a shielded hair dryer based on a selection button, which can determine whether to open the selection button to the user based on the result of user identification, thereby preventing the hair dryer from being used. It can not be used. Based on the ranking result of the average value of the Y channel value of each fragment in the image, the sharpening processing strategy for each fragment is determined.
- the different sharpening strength of each fragment is also determined based on the blur strength table; Level filtering mode and adaptive binarization threshold adjustment mode, improve the effect of image preprocessing; first, use position sensing equipment to determine the shake of the dot matrix camera mechanism, and then determine the shake based on the pixel values in the two images before and after The search results accurately determine the direction and amount of shaking of the dot-matrix imaging mechanism.
- a shielded hair dryer based on a selection button including:
- the hair dryer handle is used to facilitate the user to hold the hair dryer when the hair dryer is in use to realize the hair dryer operation.
- the shielded hair dryer based on the selection button further includes:
- a selection button is embedded in the handle of the hair dryer, and includes a closed position, a cold air position, and a hot air position.
- the different states of the selection button correspond to the closed position, the cold air position, or the hot air position.
- the shielded hair dryer based on the selection button further includes:
- a position sensing device is provided on the dot matrix camera mechanism, and is used to detect the current position of the dot matrix camera mechanism and determine a difference between the current position and a preset fixed position, where the difference includes a horizontal direction A change amount and a change amount in the vertical direction, and when the change amount in the horizontal direction changes between a positive value and a negative value, or when the change amount in the vertical direction changes between a positive value and a negative value, a shake sensing signal is issued, otherwise, Non-jitter sensing signal; Dot-matrix camera mechanism that performs camera action around the hair dryer to continuously output HD dot-matrix images at a preset frame rate.
- the shielded hair dryer based on the selection button further includes:
- An image data extraction device which is connected to the dot-matrix imaging mechanism, and is configured to receive two images obtained in sequence from the dot-matrix imaging mechanism as a current image and a subsequent image, and obtain each pixel of the current image The pixel value of the point and the pixel value of each pixel point of the subsequent image; a pixel point search device is respectively connected to the image data extraction device and the position sensing device, and is used for receiving the shake sensing signal When entering the jitter detection mode, it is also used to exit the jitter detection mode when the non-jitter sensing signal is received; the pixel point search device performs the following processing in the jitter detection mode: based on Archimedes The curve obtains each pixel point from the current image as each reference pixel point, and the coordinates of each reference pixel point in the current image are used as corresponding reference coordinates.
- the subsequent image searches for pixels whose pixel value near the reference coordinate is equal to the pixel value of the reference pixel. Is a target pixel point corresponding to the reference pixel point, and the coordinates of the target pixel point in the subsequent image are taken as corresponding target coordinates; an image data analysis device is connected with the pixel point search device for acquiring multiple Reference pixels and multiple target pixels corresponding to multiple reference pixels, determine the horizontal displacement of each reference coordinate to its corresponding target coordinate, and average the horizontal displacement of each reference coordinate to obtain the horizontal movement of the image , Determine the vertical displacement of each reference coordinate to its corresponding target coordinate, average each vertical displacement of each reference coordinate to obtain the vertical movement amount of the image, and determine based on the timestamp of the current image and the timestamp of the subsequent time An amount of time movement, and a direction vector of the dot matrix imaging mechanism is calculated based on the amount of time movement, the amount of horizontal movement of the image, and the amount of vertical movement of the image; a field display
- the Wiener filtered image is subjected to block processing to obtain multiple image blocks of the same size; a parameter adjustment device is connected to the intelligent block device and is configured to receive the multiple image blocks, and The block performs the following processing: obtaining the binarization threshold of the image block based on the OTSU algorithm, and obtaining each of the image block neighborhoods based on the OTSU algorithm Each binarization threshold of the image block, and adjusting the binarization threshold of the image block based on the binarization threshold of each image block in the neighborhood of the image block to obtain the adjustment of the image block A post-threshold value, and output the adjusted threshold value of the image block; in the parameter adjustment device, based on each binarization threshold value of each image block in the neighborhood of the image block, Adjusting the valued threshold to obtain the adjusted threshold of the image block includes: the higher the degree of matching between the image block neighborhood image block and the image block, the higher the image block neighborhood image split The degree of influence of the block on the binarization threshold of the image block is greater; the binarization execution
- the greater the blurriness the greater the intensity of performing the corresponding sharpening processing on the to-be-processed fragments, and the The dynamic distribution range of the processing fragments indicates the ambiguity, and the wider the dynamic distribution range, the smaller the ambiguity.
- acquiring each pixel point from the current image as each reference pixel point based on an Archimedes curve includes: An Archimedes curve is drawn in the current image with the pixel point in the lower right corner of the current image as a starting position, and each pixel point along which the Archimedes curve passes is used as each reference pixel point.
- the shielded hair dryer based on the selection button in the intelligent block device, the smaller the degree of blur of the Wiener filtered image, the block processing is performed on the Wiener filtered image to obtain The greater the number of image tiles.
- a set of constant temperature automatic electric control elements are connected in series to the heating element of the hair dryer. It can automatically switch on the circuit when the wind turbine is in normal operation and automatically cut off the circuit when it encounters special conditions (such as overheating of the heating element).
- thermoplastic engineering materials mainly polycarbonate, modified polybenzene, modified polypropylene, etc.
- the present invention sets up a shielded hair dryer based on a selection button, which can effectively solve the corresponding technical problems.
- the hair dryer handle is used to facilitate the user to hold the hair dryer when the hair dryer is in use to realize the hair dryer operation.
- the shielded hair dryer based on the selection button further includes:
- a selection button is embedded in the handle of the hair dryer, and includes a closed position, a cold air position, and a hot air position.
- the different states of the selection button correspond to the closed position, the cold air position, or the hot air position.
- the shielded hair dryer based on the selection button further includes:
- a position sensing device is provided on the dot matrix camera mechanism, and is used to detect the current position of the dot matrix camera mechanism and determine a difference between the current position and a preset fixed position, where the difference includes a horizontal direction A change amount and a change amount in the vertical direction, and when the change amount in the horizontal direction changes between a positive value and a negative value, or when the change amount in the vertical direction changes between a positive value and a negative value, a shake sensing signal is issued, otherwise, Non-jitter inductive signal;
- the dot-matrix camera mechanism performs a camera action around the hair dryer to continuously output high-definition dot-matrix images at a preset frame rate.
- the shielded hair dryer based on the selection button further includes:
- An image data extraction device which is connected to the dot-matrix imaging mechanism, and is configured to receive two images obtained in sequence from the dot-matrix imaging mechanism as a current image and a subsequent image, and obtain each pixel of the current image A pixel value of a point and a pixel value of each pixel point of the subsequent image;
- a pixel search device is connected to the image data extraction device and the position sensing device, respectively, for entering a shake detection mode when the shake sensing signal is received, and also for receiving the non-shake sensing when the shake sensing signal is received.
- the pixel point search device performs the following processing in the shake detection mode: obtaining each pixel point from the current image as each reference pixel point based on an Archimedes curve, The coordinates of each reference pixel point in the current image are used as the corresponding reference coordinates.
- a pixel value near the reference coordinate is searched from the subsequent image based on its pixel value to be equal to the reference pixel.
- a pixel point of a point pixel value is taken as a target pixel point corresponding to the reference pixel point, and a coordinate of the target pixel point in the subsequent image is taken as a corresponding target coordinate;
- An image data analysis device connected to the pixel search device and configured to obtain multiple reference pixels and multiple target pixels corresponding to the multiple reference pixels, respectively, and determine the level of each reference coordinate to its corresponding target coordinate Displacement, average the horizontal displacement of each reference coordinate to obtain the horizontal movement of the image, determine the vertical displacement of each reference coordinate to its corresponding target coordinate, and average the vertical displacement of each reference coordinate to obtain the vertical movement of the image Determining a time shift amount based on the time stamp of the current image and the time stamp of the subsequent time, and calculating the dot matrix camera mechanism based on the time shift amount, the image horizontal shift amount, and the image vertical shift amount Direction vector
- An on-site display device which is disposed on one side of the dot-matrix camera mechanism and is connected to the image data analysis device, and is configured to receive and display a direction vector of the dot-matrix camera mechanism on-site;
- a recursive filtering device connected to the dot-matrix camera mechanism, configured to receive the high-definition dot-matrix image, and perform adaptive recursive filtering processing on the high-definition dot-matrix image to obtain and output a recursive filtered image;
- Wiener filtering device connected to the recursive filtering device, for receiving the recursive filtered image, and performing Wiener filtering processing of different strengths based on the magnitude of the noise in the recursive filtered image to obtain the corresponding Wiener Filtered image
- An intelligent blocking device connected to the Wiener filtering device, configured to receive the Wiener filtered image, determine a blur degree of the Wiener filtered image, and perform a fuzzy analysis on the dimension based on the blur degree of the Wiener filtered image.
- the nano-filtered image is subjected to block processing to obtain multiple image blocks of the same size;
- a parameter adjustment device connected to the intelligent block device, for receiving the plurality of image blocks, and performing the following processing on each image block: obtaining a binarization threshold of the image block based on an OTSU algorithm, based on The OTSU algorithm obtains each binarization threshold value of each image block in the neighborhood of the image block, and binarizes the image block based on each binarization threshold value of each image block in the neighborhood of the image block.
- a binarization execution device connected to the parameter adjustment device, for receiving the plurality of image blocks and an adjusted threshold value corresponding to each image block, and based on the adjusted threshold value corresponding to each image block, The image block is binarized to obtain a binarized block, and each binarized block corresponding to each image block is output;
- a block combination device which is connected to the binarization execution device, and is configured to receive each binarization block, merge the binarization blocks, and perform edge fusion on the merged image to obtain a fusion. Image and output it as a block combined image;
- a contrast enhancement device connected to the block combination device, for receiving the block combination image and performing contrast enhancement processing on the block combination image to obtain a corresponding processed combination image;
- the SD memory chip is connected to the fragment sorting device and the blur degree processing device, respectively, for storing the preset quantity, and also for storing a blur degree intensity comparison table, wherein the blur degree intensity comparison table stores various blur degree correspondences.
- the strength, the blur strength reference table uses blur as an index;
- a fragment sorting device connected to the contrast enhancement device, for receiving the processed combined image, and performing an average calculation of Y channel values on each fragment of the processed combined image to obtain each Y channel value of each fragment An average value, wherein the size of each fragment is the same; the fragment sorting device is further configured to sort the average value of each Y channel value of each fragment, and arrange a plurality of fragments with a serial number in a first preset number and a serial number A preset number of fragments arranged at the tail are output as each to-be-processed fragment, and each fragment other than each to-be-processed fragment in the processed combined image is output as each background fragment; in the fragment sorting device,
- the calculating the average value of the Y channel values of each fragment of the processed combined image to obtain the average value of each Y channel value of each fragment includes: obtaining the Y channel value of each pixel point of each fragment, and Sort the Y channel values from large to small, and average the Y channel value of the pixel with the serial number at the center as
- the ambiguity processing device is connected to the fragment sorting device, and is configured to receive each of the to-be-processed fragments and each of the background fragments, and perform the following operations on each of the to-be-processed fragments: Said to-be-processed fragments perform corresponding sharpening processing to obtain corresponding sharpening processing fragments;
- An image reconstruction device connected to the blurriness processing device, configured to receive a plurality of sharpening processing fragments, and combine the plurality of sharpening processing fragments and the respective background fragments to obtain a fragment combined image, and output the combined image Describing the combined image of fragments;
- An identification device which is connected to the image reconstruction device and is used to receive the fragmented combined image, and one-to-one correspondence between the fragmented combined image and the facial pattern of each preset authorized person. When there is a preset authorized person whose correspondence exceeds the limit, When the face is patterned, the authorized signal is issued;
- a button control device which is respectively connected to the identity authentication device and the selection button, and is configured to, upon receiving the authorization signal, recycle the metal hard disc under the selection button to start accepting the file of the selection button. Bit select operation
- the identity authentication device when there is no preset authorized person's face pattern corresponding to a degree exceeding the limit, an authorization is not issued signal;
- the button control device is further configured to, when receiving the signal that the authorization is not issued, eject a hard metal piece below the selection button to stop accepting the gear selection operation of the selection button.
- the greater the blurriness the stronger the corresponding sharpening processing is performed on the to-be-processed fragments, and the dynamics of the to-be-processed fragments are adopted.
- the distribution range indicates the ambiguity, and the wider the dynamic distribution range, the smaller the ambiguity.
- acquiring each pixel point from the current image as each reference pixel point based on the Archimedes curve includes: using the current point The pixel point in the lower right corner of the image is used as the starting position to draw an Archimedes curve in the current image, and each pixel point that the Archimedes curve passes along the line is used as each reference pixel point.
- the smaller the blur degree of the Wiener filtered image the image analysis obtained by performing block processing on the Wiener filtered image is performed. The greater the number of blocks.
- FPM DRAM is used to replace the SD memory chip.
- FPM DRAM Fast Page Mode RAM
- FPM DRAM Fast Page Mode RAM
- the shielded hair dryer based on the selection button of the present invention, in view of the technical problem that the hair dryer lacks an effective authentication mechanism in the prior art, it can determine whether to open the selection button to the user based on the result of user identification, thereby preventing the hair dryer from being illegal.
- Use based on the ranking result of the average value of the Y channel value of each fragment in the image, determine the sharpening processing strategy for each fragment, wherein the different sharpening strength of each fragment is also determined based on the blur strength map; use two levels Filter mode and adaptive binarization threshold adjustment mode improve the effect of image preprocessing; first, use position sensing equipment to determine the shake of the dot matrix camera mechanism, and then determine the shake based on the pixel values in the two images before and after. As a result, the jitter direction and the amount of jitter of the dot-matrix imaging mechanism are accurately determined, thereby solving the above technical problems.
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Abstract
一种基于选择按钮的屏蔽式电吹风，包括：电吹风手柄，用于在电吹风被使用时方便使用者手持以实现电吹风的吹风操作；选择按钮，嵌入在电吹风手柄内，包括关闭档、冷风档和热风档，通过选择按钮的不同状态对应关闭档、冷风档或热风档；身份鉴别设备，用于将碎片组合图像与各个预设授权人员面部图案进行逐一对应，当存在对应度超过限量的预设授权人员面部图案时，发出授权发出信号；按钮控制设备，用于在接收到所述授权发出信号时，回收选择按钮下方的金属硬片以开始接受对选择按钮的档位选择操作。屏蔽式电吹风能够有效实现电吹风的定向人员屏蔽。
Description
本发明涉及电吹风领域，尤其涉及一种基于选择按钮的屏蔽式电吹风。
按送风方式来分，有离心式吹风机和轴流式吹风机。离心式靠电动机带动风叶旋转，使进入吹风机的空气获得惯性离心力，不断向外排风。它的缺点是排出的风没有全部流经电动机，电动机升温较高；优点是噪音较低。
轴流式电动机带动风叶旋转，推动进入吹风机的空气作轴向流动，不断地向外排风。它地优点是排出的风全部流经电动机，电动机冷却条件好，绝缘不容易老化；它的缺点是噪音较大。
按外壳所用材料来分，有金属型吹风机和塑料型吹风机。金属型吹风机坚固耐用，可以承受较高的温度。塑料型吹风机重量轻，绝缘性能好，但是容易老化，而且耐高温性能差。
发明内容
为了解决当前电吹风无法防止被非授权人员使用的技术问题，本发明提供了一种基于选择按钮的屏蔽式电吹风，能够基于用户身份鉴定结果确定是否向用户开放选择按钮，从而避免电吹风被不法使用，基于对图像中各个碎片的Y通道值平均值的排序结果，确定对各个碎片的锐化处理策略，其中，还基于模糊度力度对照表确定各个碎片的不同的锐化力度；采用双级滤波模式以及自适应二值化阈值调整模式，提高了图像预处理的效果；先采用位置传感设备判断点阵摄像机构的抖动情况，在确定抖动时再基于前后两幅图像中的像素值搜索结果，准确判断出所述点阵摄像机构的抖动 方向和抖动量。
根据本发明的一方面，提供了一种基于选择按钮的屏蔽式电吹风，所述电吹风包括：
电吹风手柄，用于在电吹风被使用时方便使用者手持以实现电吹风的吹风操作。
更具体地，在所述基于选择按钮的屏蔽式电吹风中，还包括：
选择按钮，嵌入在所述电吹风手柄内，包括关闭档、冷风档和热风档，通过选择按钮的不同状态对应所述关闭档、所述冷风档或所述热风档。
更具体地，在所述基于选择按钮的屏蔽式电吹风中，还包括：
位置传感设备，设置在点阵摄像机构上，用于检测所述点阵摄像机构的当前位置，并确定所述当前位置与预设固定位置之间的差值，所述差值包括水平方向变化量和垂直方向变化量，并在所述水平方向变化量在正值负值之间变化时或所述垂直方向变化量在正值负值之间变化时，发出抖动感应信号，否则，发出非抖动感应信号；点阵摄像机构，对电吹风周围进行摄像动作，用于以预设帧率持续输出高清点阵图像。
更具体地，在所述基于选择按钮的屏蔽式电吹风中，还包括：
图像数据抽取设备，与所述点阵摄像机构连接，用于接收从所述点阵摄像机构中获取前后顺序的两幅图像以分别作为当前图像和后续图像，并获取所述当前图像的各个像素点的像素值以及获取所述后续图像的各个像素点的像素值；像素点搜索设备，分别与所述图像数据抽取设备和所述位置传感设备连接，用于在接收到所述抖动感应信号时，进入抖动检测模式，还用于在接收到所述非抖动感应信号时，退出所述抖动检测模式；所述像素点搜索设备在所述抖动检测模式中执行以下处理：基于阿基米德曲线从所述当前图像中获取各个像素点以作为各个参考像素点，每一个参考像素点在所述当前图像中的坐标作为对应的参考坐标，对于每一个参考像素点，基于其像素值从所述后续图像中搜索所述参考坐标附近的像素值等于所述参考像素点像素值的像素点以作为所述参考像素点对应的目标像素点，将所述目标像素点在所述后续图像中的坐标作为对应的目标坐标；图像数据分析设备，与所述像素点搜索设备连接，用于获取多个参考像素点和多个参考像素点分别对应的多个目标像素点，确定每一个参考坐标到 其对应的目标坐标的水平位移，对各个参考坐标的各个水平位移求均值以获得图像水平移动量，确定每一个参考坐标到其对应的目标坐标的垂直位移，对各个参考坐标的各个垂直位移求均值以获得图像垂直移动量，基于所述当前图像的时间戳和所述后续时间的时间戳确定时间移动量，以及基于所述时间移动量、所述图像水平移动量和所述图像垂直移动量计算所述点阵摄像机构的方向矢量；现场显示设备，设置在所述点阵摄像机构的一侧，与所述图像数据分析设备连接，用于接收并现场显示所述点阵摄像机构的方向矢量；递归滤波设备，与所述点阵摄像机构连接，用于接收所述高清点阵图像，对所述高清点阵图像执行自适应递归滤波处理，以获得并输出递归滤波图像；维纳滤波设备，与所述递归滤波设备连接，用于接收所述递归滤波图像，并基于所述递归滤波图像中的噪声幅值大小执行不同力度的维纳滤波处理，以获得对应的维纳滤波图像；智能分块设备，与所述维纳滤波设备连接，用于接收所述维纳滤波图像，确定所述维纳滤波图像的模糊程度，并基于所述维纳滤波图像的模糊程度对所述维纳滤波图像进行分块处理，以获得大小相同的多个图像分块；参数调整设备，与所述智能分块设备连接，用于接收所述多个图像分块，对每一个图像分块执行以下处理：基于OTSU算法获取所述图像分块的二值化阈值，基于OTSU算法获取所述图像分块邻域的各个图像分块的各个二值化阈值，基于述图像分块邻域的各个图像分块的各个二值化阈值对所述图像分块的二值化阈值进行调整以获得所述图像分块的调整后阈值，并输出所述图像分块的调整后阈值；在所述参数调整设备中，基于所述图像分块邻域的各个图像分块的各个二值化阈值对所述图像分块的二值化阈值进行调整以获得所述图像分块的调整后阈值包括：所述图像分块邻域图像分块与所述图像分块的匹配度越高，则所述图像分块邻域图像分块对所述图像分块的二值化阈值的影响程度越大；二值化执行设备，与所述参数调整设备连接，用于接收所述多个图像分块以及每一个图像分块对应的调整后阈值，基于每一个图像分块对应的调整后阈值对所述图像分块进行二值化处理以获得二值化分块，并输出各个图像分块分别对应的各个二值化分块；分块组合设备，与所述二值化执行设备连接，用于接收所述各个二值化分块，将所述各个二值化分块进行合并，对合并后的图像进行边缘融合以获得融合的图 像，并作为分块组合图像输出；对比度增强设备，与所述分块组合设备连接，用于接收所述分块组合图像，并对所述分块组合图像执行对比度增强处理，以获得相应的已处理组合图像；SD存储芯片，分别与碎片排序设备和模糊度处理设备连接，用于存储所述预设数量，还用于存储模糊度力度对照表，其中所述模糊度力度对照表保存了各种模糊度对应的力度，所述模糊度力度对照表以模糊度为索引；碎片排序设备，与所述对比度增强设备连接，用于接收所述已处理组合图像，对所述已处理组合图像的各个碎片进行Y通道值的平均值计算，以获得各个碎片的各个Y通道值平均值，其中，所述各个碎片的大小相同；所述碎片排序设备还用于对所述各个碎片的各个Y通道值平均值进行排序，将序号排在首部预设数量的多个碎片以及序号排在尾部预设数量的多个碎片作为各个待处理碎片输出，将所述已处理组合图像中各个待处理碎片之外的各个碎片作为各个背景碎片输出；在所述碎片排序设备中，对所述已处理组合图像的各个碎片进行Y通道值的平均值计算，以获得各个碎片的各个Y通道值平均值包括：获取每一个碎片的各个像素点的Y通道值，对所述各个像素点的Y通道值进行从大到小的排序，将序号排在中心的像素点的Y通道值作为对应碎片的Y通道值平均值；模糊度处理设备，与所述碎片排序设备连接，用于接收所述各个待处理碎片和所述各个背景碎片，对于每一个待处理碎片执行以下操作：基于所述待处理碎片的模糊度对所述待处理碎片执行相应的锐化处理，以获得对应的锐化处理碎片；图像重建设备，与所述模糊度处理设备连接，用于接收多个锐化处理碎片，并将所述多个锐化处理碎片和所述各个背景碎片进行组合以获得碎片组合图像，并输出所述碎片组合图像；身份鉴别设备，与所述图像重建设备连接，用于接收所述碎片组合图像，将所述碎片组合图像与各个预设授权人员面部图案进行逐一对应，当存在对应度超过限量的预设授权人员面部图案时，发出授权发出信号；按钮控制设备，分别与所述身份鉴别设备和所述选择按钮连接，用于在接收到所述授权发出信号时，回收所述选择按钮下方的金属硬片以开始接受对所述选择按钮的档位选择操作；其中，在所述身份鉴别设备中，当不存在对应度超过限量的预设授权人员面部图案时，发出授权未发出信号；其中，所述按钮控制设备还用于接收到所述授权未发出信号时，弹出金属硬片到所述 选择按钮下方以停止接受对所述选择按钮的档位选择操作。
更具体地，在所述基于选择按钮的屏蔽式电吹风中：在所述模糊度处理设备中，模糊度越大，对所述待处理碎片执行相应的锐化处理的力度越大，采用待处理碎片的动态分布范围表示所述模糊度，所述动态分布范围越宽，所述模糊度越小。
更具体地，在所述基于选择按钮的屏蔽式电吹风中：在所述像素点搜索设备中，基于阿基米德曲线从所述当前图像中获取各个像素点以作为各个参考像素点包括：以所述当前图像右下角像素点为起始位置在所述当前图像中画出阿基米德曲线，并将阿基米德曲线沿线经过的各个像素点作为各个参考像素点。
更具体地，在所述基于选择按钮的屏蔽式电吹风中：在所述智能分块设备中，所述维纳滤波图像的模糊程度越小，对所述维纳滤波图像进行分块处理获得的图像分块的数量越多。
下面将对本发明的基于选择按钮的屏蔽式电吹风的实施方案进行详细说明。
在吹风机的发热元件上，都串联了一组恒温自动电控元件，它可以在风筒正常工作情况下，自动接通电路，遇到特殊情况(如电热元件过热等现象)时自动切断电路。在风筒外壳材料的选择上，也由过去选用金属(如铜或冷轧铁板)材料，改为选用热塑性工程材料(主要有聚碳酸脂、改性聚苯、改性聚丙烯等)制成。
为了克服上述不足，本发明搭建了一种基于选择按钮的屏蔽式电吹风，能够有效解决相应的技术问题。
根据本发明实施方案示出的基于选择按钮的屏蔽式电吹风包括：
电吹风手柄，用于在电吹风被使用时方便使用者手持以实现电吹风的吹风操作。
接着，继续对本发明的基于选择按钮的屏蔽式电吹风的具体结构进行进一步的说明。
在所述基于选择按钮的屏蔽式电吹风中，还包括：
选择按钮，嵌入在所述电吹风手柄内，包括关闭档、冷风档和热风档，通过选择按钮的不同状态对应所述关闭档、所述冷风档或所述热风档。
在所述基于选择按钮的屏蔽式电吹风中，还包括：
位置传感设备，设置在点阵摄像机构上，用于检测所述点阵摄像机构的当前位置，并确定所述当前位置与预设固定位置之间的差值，所述差值包括水平方向变化量和垂直方向变化量，并在所述水平方向变化量在正值负值之间变化时或所述垂直方向变化量在正值负值之间变化时，发出抖动感应信号，否则，发出非抖动感应信号；
点阵摄像机构，对电吹风周围进行摄像动作，用于以预设帧率持续输出高清点阵图像。
在所述基于选择按钮的屏蔽式电吹风中，还包括：
图像数据抽取设备，与所述点阵摄像机构连接，用于接收从所述点阵摄像机构中获取前后顺序的两幅图像以分别作为当前图像和后续图像，并获取所述当前图像的各个像素点的像素值以及获取所述后续图像的各个像素点的像素值；
像素点搜索设备，分别与所述图像数据抽取设备和所述位置传感设备连接，用于在接收到所述抖动感应信号时，进入抖动检测模式，还用于在接收到所述非抖动感应信号时，退出所述抖动检测模式；所述像素点搜索设备在所述抖动检测模式中执行以下处理：基于阿基米德曲线从所述当前图像中获取各个像素点以作为各个参考像素点，每一个参考像素点在所述当前图像中的坐标作为对应的参考坐标，对于每一个参考像素点，基于其像素值从所述后续图像中搜索所述参考坐标附近的像素值等于所述参考像素点像素值的像素点以作为所述参考像素点对应的目标像素点，将所述目标像素点在所述后续图像中的坐标作为对应的目标坐标；
图像数据分析设备，与所述像素点搜索设备连接，用于获取多个参考像素点和多个参考像素点分别对应的多个目标像素点，确定每一个参考坐标到其对应的目标坐标的水平位移，对各个参考坐标的各个水平位移求均值以获得图像水平移动量，确定每一个参考坐标到其对应的目标坐标的垂直位移，对各个参考坐标的各个垂直位移求均值以获得图像垂直移动量，基于所述当前图像的时间戳和所述后续时间的时间戳确定时间移动量，以 及基于所述时间移动量、所述图像水平移动量和所述图像垂直移动量计算所述点阵摄像机构的方向矢量；
现场显示设备，设置在所述点阵摄像机构的一侧，与所述图像数据分析设备连接，用于接收并现场显示所述点阵摄像机构的方向矢量；
递归滤波设备，与所述点阵摄像机构连接，用于接收所述高清点阵图像，对所述高清点阵图像执行自适应递归滤波处理，以获得并输出递归滤波图像；
维纳滤波设备，与所述递归滤波设备连接，用于接收所述递归滤波图像，并基于所述递归滤波图像中的噪声幅值大小执行不同力度的维纳滤波处理，以获得对应的维纳滤波图像；
智能分块设备，与所述维纳滤波设备连接，用于接收所述维纳滤波图像，确定所述维纳滤波图像的模糊程度，并基于所述维纳滤波图像的模糊程度对所述维纳滤波图像进行分块处理，以获得大小相同的多个图像分块；
参数调整设备，与所述智能分块设备连接，用于接收所述多个图像分块，对每一个图像分块执行以下处理：基于OTSU算法获取所述图像分块的二值化阈值，基于OTSU算法获取所述图像分块邻域的各个图像分块的各个二值化阈值，基于述图像分块邻域的各个图像分块的各个二值化阈值对所述图像分块的二值化阈值进行调整以获得所述图像分块的调整后阈值，并输出所述图像分块的调整后阈值；在所述参数调整设备中，基于所述图像分块邻域的各个图像分块的各个二值化阈值对所述图像分块的二值化阈值进行调整以获得所述图像分块的调整后阈值包括：所述图像分块邻域图像分块与所述图像分块的匹配度越高，则所述图像分块邻域图像分块对所述图像分块的二值化阈值的影响程度越大；
二值化执行设备，与所述参数调整设备连接，用于接收所述多个图像分块以及每一个图像分块对应的调整后阈值，基于每一个图像分块对应的调整后阈值对所述图像分块进行二值化处理以获得二值化分块，并输出各个图像分块分别对应的各个二值化分块；
分块组合设备，与所述二值化执行设备连接，用于接收所述各个二值化分块，将所述各个二值化分块进行合并，对合并后的图像进行边缘融合 以获得融合的图像，并作为分块组合图像输出；
对比度增强设备，与所述分块组合设备连接，用于接收所述分块组合图像，并对所述分块组合图像执行对比度增强处理，以获得相应的已处理组合图像；
SD存储芯片，分别与碎片排序设备和模糊度处理设备连接，用于存储所述预设数量，还用于存储模糊度力度对照表，其中所述模糊度力度对照表保存了各种模糊度对应的力度，所述模糊度力度对照表以模糊度为索引；
碎片排序设备，与所述对比度增强设备连接，用于接收所述已处理组合图像，对所述已处理组合图像的各个碎片进行Y通道值的平均值计算，以获得各个碎片的各个Y通道值平均值，其中，所述各个碎片的大小相同；所述碎片排序设备还用于对所述各个碎片的各个Y通道值平均值进行排序，将序号排在首部预设数量的多个碎片以及序号排在尾部预设数量的多个碎片作为各个待处理碎片输出，将所述已处理组合图像中各个待处理碎片之外的各个碎片作为各个背景碎片输出；在所述碎片排序设备中，对所述已处理组合图像的各个碎片进行Y通道值的平均值计算，以获得各个碎片的各个Y通道值平均值包括：获取每一个碎片的各个像素点的Y通道值，对所述各个像素点的Y通道值进行从大到小的排序，将序号排在中心的像素点的Y通道值作为对应碎片的Y通道值平均值；
模糊度处理设备，与所述碎片排序设备连接，用于接收所述各个待处理碎片和所述各个背景碎片，对于每一个待处理碎片执行以下操作：基于所述待处理碎片的模糊度对所述待处理碎片执行相应的锐化处理，以获得对应的锐化处理碎片；
图像重建设备，与所述模糊度处理设备连接，用于接收多个锐化处理碎片，并将所述多个锐化处理碎片和所述各个背景碎片进行组合以获得碎片组合图像，并输出所述碎片组合图像；
身份鉴别设备，与所述图像重建设备连接，用于接收所述碎片组合图像，将所述碎片组合图像与各个预设授权人员面部图案进行逐一对应，当存在对应度超过限量的预设授权人员面部图案时，发出授权发出信号；
按钮控制设备，分别与所述身份鉴别设备和所述选择按钮连接，用于 在接收到所述授权发出信号时，回收所述选择按钮下方的金属硬片以开始接受对所述选择按钮的档位选择操作；
其中，在所述身份鉴别设备中，当不存在对应度超过限量的预设授权人员面部图案时，发出授权未发出信号；
其中，所述按钮控制设备还用于接收到所述授权未发出信号时，弹出金属硬片到所述选择按钮下方以停止接受对所述选择按钮的档位选择操作。
在所述基于选择按钮的屏蔽式电吹风中：在所述模糊度处理设备中，模糊度越大，对所述待处理碎片执行相应的锐化处理的力度越大，采用待处理碎片的动态分布范围表示所述模糊度，所述动态分布范围越宽，所述模糊度越小。
在所述基于选择按钮的屏蔽式电吹风中：在所述像素点搜索设备中，基于阿基米德曲线从所述当前图像中获取各个像素点以作为各个参考像素点包括：以所述当前图像右下角像素点为起始位置在所述当前图像中画出阿基米德曲线，并将阿基米德曲线沿线经过的各个像素点作为各个参考像素点。
以及在所述基于选择按钮的屏蔽式电吹风中：在所述智能分块设备中，所述维纳滤波图像的模糊程度越小，对所述维纳滤波图像进行分块处理获得的图像分块的数量越多。
另外，在所述基于选择按钮的屏蔽式电吹风中：采用FPM DRAM来替换所述SD存储芯片。FPM DRAM(Fast Page Mode RAM)：快速页面模式内存。是一种在486时期被普遍应用的内存(也曾应用为显存)。72线、5V电压、带宽32bit、基本速度60ns以上。他的读取周期是从DRAM阵列中某一行的触发开始，然后移至内存地址所指位置，即包含所需要的数据。第一条信息必须被证实有效后存至系统，才能为下一个周期作好准备。这样就引入了“等待状态”，因为CPU必须傻傻的等待内存完成一个周期。FPM之所以被广泛应用，一个重要原因就是它是种标准而且安全的产品，而且很便宜。
采用本发明的基于选择按钮的屏蔽式电吹风，针对现有技术中电吹风缺乏有效的身份验证机制的技术问题，能够基于用户身份鉴定结果确定是 否向用户开放选择按钮，从而避免电吹风被不法使用，基于对图像中各个碎片的Y通道值平均值的排序结果，确定对各个碎片的锐化处理策略，其中，还基于模糊度力度对照表确定各个碎片的不同的锐化力度；采用双级滤波模式以及自适应二值化阈值调整模式，提高了图像预处理的效果；先采用位置传感设备判断点阵摄像机构的抖动情况，在确定抖动时再基于前后两幅图像中的像素值搜索结果，准确判断出所述点阵摄像机构的抖动方向和抖动量，从而解决了上述技术问题。
可以理解的是，虽然本发明已以较佳实施例披露如上，然而上述实施例并非用以限定本发明。对于任何熟悉本领域的技术人员而言，在不脱离本发明技术方案范围情况下，都可利用上述揭示的技术内容对本发明技术方案做出许多可能的变动和修饰，或修改为等同变化的等效实施例。因此，凡是未脱离本发明技术方案的内容，依据本发明的技术实质对以上实施例所做的任何简单修改、等同变化及修饰，均仍属于本发明技术方案保护的范围内。
Claims (7)
- 一种基于选择按钮的屏蔽式电吹风，包括：电吹风手柄，用于在电吹风被使用时方便使用者手持以实现电吹风的吹风操作。
- 如权利要求1所述的基于选择按钮的屏蔽式电吹风，其特征在于，所述电吹风还包括：选择按钮，嵌入在所述电吹风手柄内，包括关闭档、冷风档和热风档，通过选择按钮的不同状态对应所述关闭档、所述冷风档或所述热风档。
- 如权利要求2所述的基于选择按钮的屏蔽式电吹风，其特征在于，所述电吹风还包括：位置传感设备，设置在点阵摄像机构上，用于检测所述点阵摄像机构的当前位置，并确定所述当前位置与预设固定位置之间的差值，所述差值包括水平方向变化量和垂直方向变化量，并在所述水平方向变化量在正值负值之间变化时或所述垂直方向变化量在正值负值之间变化时，发出抖动感应信号，否则，发出非抖动感应信号；点阵摄像机构，对电吹风周围进行摄像动作，用于以预设帧率持续输出高清点阵图像。
- 如权利要求3所述的基于选择按钮的屏蔽式电吹风，其特征在于，所述电吹风还包括：图像数据抽取设备，与所述点阵摄像机构连接，用于接收从所述点阵摄像机构中获取前后顺序的两幅图像以分别作为当前图像和后续图像，并获取所述当前图像的各个像素点的像素值以及获取所述后续图像的各个像素点的像素值；像素点搜索设备，分别与所述图像数据抽取设备和所述位置传感设备连接，用于在接收到所述抖动感应信号时，进入抖动检测模式，还用于在接收到所述非抖动感应信号时，退出所述抖动检测模式；所述像素点搜索 设备在所述抖动检测模式中执行以下处理：基于阿基米德曲线从所述当前图像中获取各个像素点以作为各个参考像素点，每一个参考像素点在所述当前图像中的坐标作为对应的参考坐标，对于每一个参考像素点，基于其像素值从所述后续图像中搜索所述参考坐标附近的像素值等于所述参考像素点像素值的像素点以作为所述参考像素点对应的目标像素点，将所述目标像素点在所述后续图像中的坐标作为对应的目标坐标；图像数据分析设备，与所述像素点搜索设备连接，用于获取多个参考像素点和多个参考像素点分别对应的多个目标像素点，确定每一个参考坐标到其对应的目标坐标的水平位移，对各个参考坐标的各个水平位移求均值以获得图像水平移动量，确定每一个参考坐标到其对应的目标坐标的垂直位移，对各个参考坐标的各个垂直位移求均值以获得图像垂直移动量，基于所述当前图像的时间戳和所述后续时间的时间戳确定时间移动量，以及基于所述时间移动量、所述图像水平移动量和所述图像垂直移动量计算所述点阵摄像机构的方向矢量；现场显示设备，设置在所述点阵摄像机构的一侧，与所述图像数据分析设备连接，用于接收并现场显示所述点阵摄像机构的方向矢量；递归滤波设备，与所述点阵摄像机构连接，用于接收所述高清点阵图像，对所述高清点阵图像执行自适应递归滤波处理，以获得并输出递归滤波图像；维纳滤波设备，与所述递归滤波设备连接，用于接收所述递归滤波图像，并基于所述递归滤波图像中的噪声幅值大小执行不同力度的维纳滤波处理，以获得对应的维纳滤波图像；智能分块设备，与所述维纳滤波设备连接，用于接收所述维纳滤波图像，确定所述维纳滤波图像的模糊程度，并基于所述维纳滤波图像的模糊程度对所述维纳滤波图像进行分块处理，以获得大小相同的多个图像分块；参数调整设备，与所述智能分块设备连接，用于接收所述多个图像分块，对每一个图像分块执行以下处理：基于OTSU算法获取所述图像分块的二值化阈值，基于OTSU算法获取所述图像分块邻域的各个图像分块的各个二值化阈值，基于述图像分块邻域的各个图像分块的各个二值化阈值 对所述图像分块的二值化阈值进行调整以获得所述图像分块的调整后阈值，并输出所述图像分块的调整后阈值；在所述参数调整设备中，基于所述图像分块邻域的各个图像分块的各个二值化阈值对所述图像分块的二值化阈值进行调整以获得所述图像分块的调整后阈值包括：所述图像分块邻域图像分块与所述图像分块的匹配度越高，则所述图像分块邻域图像分块对所述图像分块的二值化阈值的影响程度越大；二值化执行设备，与所述参数调整设备连接，用于接收所述多个图像分块以及每一个图像分块对应的调整后阈值，基于每一个图像分块对应的调整后阈值对所述图像分块进行二值化处理以获得二值化分块，并输出各个图像分块分别对应的各个二值化分块；分块组合设备，与所述二值化执行设备连接，用于接收所述各个二值化分块，将所述各个二值化分块进行合并，对合并后的图像进行边缘融合以获得融合的图像，并作为分块组合图像输出；对比度增强设备，与所述分块组合设备连接，用于接收所述分块组合图像，并对所述分块组合图像执行对比度增强处理，以获得相应的已处理组合图像；SD存储芯片，分别与碎片排序设备和模糊度处理设备连接，用于存储所述预设数量，还用于存储模糊度力度对照表，其中所述模糊度力度对照表保存了各种模糊度对应的力度，所述模糊度力度对照表以模糊度为索引；碎片排序设备，与所述对比度增强设备连接，用于接收所述已处理组合图像，对所述已处理组合图像的各个碎片进行Y通道值的平均值计算，以获得各个碎片的各个Y通道值平均值，其中，所述各个碎片的大小相同；所述碎片排序设备还用于对所述各个碎片的各个Y通道值平均值进行排序，将序号排在首部预设数量的多个碎片以及序号排在尾部预设数量的多个碎片作为各个待处理碎片输出，将所述已处理组合图像中各个待处理碎片之外的各个碎片作为各个背景碎片输出；在所述碎片排序设备中，对所述已处理组合图像的各个碎片进行Y通道值的平均值计算，以获得各个碎片的各个Y通道值平均值包括：获取每一个碎片的各个像素点的Y通道值，对所述各个像素点的Y通道值进行从大到小的排序，将序号排在中心的像 素点的Y通道值作为对应碎片的Y通道值平均值；模糊度处理设备，与所述碎片排序设备连接，用于接收所述各个待处理碎片和所述各个背景碎片，对于每一个待处理碎片执行以下操作：基于所述待处理碎片的模糊度对所述待处理碎片执行相应的锐化处理，以获得对应的锐化处理碎片；图像重建设备，与所述模糊度处理设备连接，用于接收多个锐化处理碎片，并将所述多个锐化处理碎片和所述各个背景碎片进行组合以获得碎片组合图像，并输出所述碎片组合图像；身份鉴别设备，与所述图像重建设备连接，用于接收所述碎片组合图像，将所述碎片组合图像与各个预设授权人员面部图案进行逐一对应，当存在对应度超过限量的预设授权人员面部图案时，发出授权发出信号；按钮控制设备，分别与所述身份鉴别设备和所述选择按钮连接，用于在接收到所述授权发出信号时，回收所述选择按钮下方的金属硬片以开始接受对所述选择按钮的档位选择操作；其中，在所述身份鉴别设备中，当不存在对应度超过限量的预设授权人员面部图案时，发出授权未发出信号；其中，所述按钮控制设备还用于接收到所述授权未发出信号时，弹出金属硬片到所述选择按钮下方以停止接受对所述选择按钮的档位选择操作。
- 如权利要求4所述的基于选择按钮的屏蔽式电吹风，其特征在于：在所述模糊度处理设备中，模糊度越大，对所述待处理碎片执行相应的锐化处理的力度越大，采用待处理碎片的动态分布范围表示所述模糊度，所述动态分布范围越宽，所述模糊度越小。
- 如权利要求5所述的基于选择按钮的屏蔽式电吹风，其特征在于：在所述像素点搜索设备中，基于阿基米德曲线从所述当前图像中获取各个像素点以作为各个参考像素点包括：以所述当前图像右下角像素点为起始位置在所述当前图像中画出阿基米德曲线，并将阿基米德曲线沿线经过的各个像素点作为各个参考像素点。
- 如权利要求6所述的基于选择按钮的屏蔽式电吹风，其特征在于：在所述智能分块设备中，所述维纳滤波图像的模糊程度越小，对所述维纳滤波图像进行分块处理获得的图像分块的数量越多。
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| CN106910266A (zh) * | 2016-08-31 | 2017-06-30 | 王玲 | 分布式非接触智能门禁系统 |
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