EP3935557A1 - System and method for assisting with the pruning of plants - Google Patents
System and method for assisting with the pruning of plantsInfo
- Publication number
- EP3935557A1 EP3935557A1 EP20711327.5A EP20711327A EP3935557A1 EP 3935557 A1 EP3935557 A1 EP 3935557A1 EP 20711327 A EP20711327 A EP 20711327A EP 3935557 A1 EP3935557 A1 EP 3935557A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- plant
- electronic device
- images
- augmented reality
- camera
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T19/00—Manipulating 3D models or images for computer graphics
- G06T19/006—Mixed reality
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B5/00—Electrically-operated educational appliances
- G09B5/02—Electrically-operated educational appliances with visual presentation of the material to be studied, e.g. using film strip
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G3/00—Cutting implements specially adapted for horticultural purposes; Delimbing standing trees
- A01G3/04—Apparatus for trimming hedges, e.g. hedge shears
- A01G3/0435—Machines specially adapted for shaping plants, e.g. topiaries
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/18—Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form
- G05B19/4155—Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form characterised by programme execution, i.e. part programme or machine function execution, e.g. selection of a programme
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06N—COMPUTING ARRANGEMENTS BASED ON SPECIFIC COMPUTATIONAL MODELS
- G06N20/00—Machine learning
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V10/00—Arrangements for image or video recognition or understanding
- G06V10/70—Arrangements for image or video recognition or understanding using pattern recognition or machine learning
- G06V10/82—Arrangements for image or video recognition or understanding using pattern recognition or machine learning using neural networks
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V20/00—Scenes; Scene-specific elements
- G06V20/20—Scenes; Scene-specific elements in augmented reality scenes
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/30—Nc systems
- G05B2219/45—Nc applications
- G05B2219/45106—Used in agriculture, tree trimmer, pruner
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V20/00—Scenes; Scene-specific elements
- G06V20/60—Type of objects
- G06V20/68—Food, e.g. fruit or vegetables
Definitions
- the present invention relates to a system and a method of assisting the pruning of plants mainly in the field of viticulture, arboriculture and roses.
- the system and method is implemented by means of an electronic device, for example by means of augmented reality glasses, a digital tablet or a smartphone.
- An aim of the present invention is therefore to provide methods of assisting the pruning of a plant, in particular suitable for the field of viticulture, arboriculture and roses, but generally for any plant. requiring reasonable pruning.
- the electronic device is in the form of an augmented reality glasses comprising the camera and glasses comprising the display area.
- WO2015135786 discloses an assistance system for assisting an operator of an agricultural machine in his working environment.
- the assistance system includes augmented reality glasses configured to display information superimposed on the agricultural environment.
- the types of information displayed may be planning and / or management data, information on the operation of the agricultural machine, help information for the operator (assistance center) and / or training information. .
- the electronic device is in the form of a digital tablet or of a smartphone / computer comprising the display zone and the camera.
- the training data is in the form of points or recommended cut marks or else by the coloring of branches not to be kept on images comprising reference characteristics representing a specific signature. to each plant image from a series of plant images of different appearances.
- a series of images of the plant to be pruned is taken using the camera of the electronic device from several angles during step b. This step is followed by a step consisting in generating a 3D digital model of the plant to be pruned according to the series of images of the plant. Reference features are extracted from the 3D digital model. These reference characteristics represent a signature specific to the plant to be pruned. [0013] In one embodiment, the reference characteristics correspond in particular to the bifurcations of the branches of the plant to be pruned, and preferably to the ends of the branches.
- the computer learning machine is a neural network. This was trained from reference features obtained from training images in order to classify the features extracted from the 3D digital model, and then derive cutting instructions, for example selected cutting instructions in a cutting database.
- the cutting instructions include marks or cutting points or by the coloring of branches not to be kept superimposed on the branches of the real plant image and / or the images / videos explanatory.
- instructions for moving around the plant to be pruned are displayed on the display area of the electronic device in order to take images of the plant at optimal angles in order to be able to generate the 3D digital model .
- the reference image or the 3D digital model can be transmitted in real time or near real time to a remote operator.
- the operator then transmits visual and / or auditory cutting instructions to the subject.
- the plant to be pruned is a vine plant.
- the plant to be pruned may be a rose bush, a fruit tree such as an apple tree, or any other type of plant requiring reasonable pruning.
- Another aspect of the invention relates to a system for assisting the pruning of a plant intended to implement the method described above according to its various embodiments.
- the system comprises for this purpose:
- an electronic device comprising a display area for displaying in augmented reality superimposed on an image of the plant captured by the camera one or more cutting information from among the group comprising text, images, videos and / or dots / cut marks, and
- the electronic device is in the form of an augmented reality glasses comprising the camera and glasses comprising the display area.
- the system further comprises a computer (Smartphone) configured to transmit the data relating to the cutting instructions to the augmented reality glasses via a wireless interface, in particular of the WIFI or Bluetooth type for the display of said instructions on the display area of the glasses.
- augmented reality glasses configured to transmit the data relating to the cutting instructions to the augmented reality glasses via a wireless interface, in particular of the WIFI or Bluetooth type for the display of said instructions on the display area of the glasses.
- the electronic device is in the form of a digital tablet or a smartphone comprising the display area and the camera.
- the computer learning machine is a neural network.
- the system further comprises an electronic device or a remote processing unit.
- the electronic device or the remote processing unit comprises a calculation unit for generating a 3D digital model.
- the electronic device is a smartphone or a digital tablet.
- an image database and / or an instruction database are stored in a memory of the electronic device or in a memory of the remote processing unit.
- the computer learning machine is produced by software executed in a memory of the electronic device or in a memory of the remote processing unit.
- an image processing captured by a camera is performed by software executed in a memory of the electronic device or in a memory of the remote processing unit.
- a 3D model is obtained from several successive images captured by the camera, by means of software executed in a memory of the electronic device or in a memory of the processing unit to distance.
- reference characteristics are extracted from one or more images of the plant, or from a 3D model of the plant, by means of software executed in a memory of the electronic device or in a memory of the remote processing unit.
- the remote processing unit is a server configured to transmit the data relating to the cutting instructions to the electronic device via a communication network, for example a mobile telephone network.
- Another aspect of the invention relates to a computer application for a computer (Smartphone) for assistance in pruning a plant, in particular a vine plant for example.
- the computer application when it is executed, allows you to perform the following operations:
- Another aspect of the invention relates to a method of assisting the pruning of a plant, in particular of a vineyard plan for example, comprising the following steps:
- the electronic device is in the form of an augmented reality glasses comprising the camera and glasses comprising the display area.
- the augmented reality glasses are equipped with a microphone and headphones to allow an exchange of communication between the subject and the operator.
- the electronic device is in the form of a digital tablet or a smartphone comprising the display area and the camera.
- the instructions comprise an image selected by the operator from among a series of images of plants saved in a database.
- Each image has cutting instructions including marks or cut points superimposed on the branches of the actual plant image and / or explanatory images / videos.
- Another aspect of the invention relates to a method of assisting the pruning of a plant, in particular of a vine plant for example, comprising the following steps:
- a subject at. equipping a subject with a computer / smartphone and augmented reality glasses comprising glasses comprising a display area;
- FIG. 1 illustrates a perspective view of augmented reality glasses for the implementation of the system and of the method of assisting the pruning of plants according to one embodiment of the invention
- Figure 2 illustrates a schematic view of a digital tablet for the implementation of the system and the method of assisting the pruning of plants according to another embodiment of the invention
- Figure 3 illustrates a schematic view of a smartphone for implementing the system and the method of assisting in the pruning of plants according to another embodiment of the invention
- Figure 4 illustrates a vine plant to be pruned
- Figures 5a, 5b, 5c illustrate different images of a vine plant with instructions for pruning the grape plant
- Figure 6 illustrates a flowchart of the main steps of the pruning assistance method according to an embodiment according to a preferred embodiment of the invention
- FIG. 7 illustrates a block diagram of a system for implementing the method according to another embodiment of the invention.
- the assistance method is adapted to the size of a vine plant 10 as illustrated in FIG. 4.
- a user for example a non-initiated person at the waist, is equipped with augmented reality glasses 12 according to the illustrative example of Figure 1.
- the augmented reality glasses 12 include an RGB camera, an infrared camera and a 3D camera.
- the use of an infrared camera eliminates the problem of shadows or illumination.
- the use of a 3D camera for example a time-of-flight measurement sensor, makes it possible to obtain from each frame information as to the position of each pixel along three axes X, Y and Z.
- the method according to the invention can preferably comprise the following steps as illustrated in FIG. 6: a. capture of one or more sequences of images of the vineyard plan 10 using an RGB camera, or preferably using an RGB camera, an infrared camera in order to limit the problems of shadows and a 3D camera; b.
- the 3D digital model can for example be obtained by aligning and superimposing the different frames of images obtained by the different RGB, infrared and / or 3D sensors; d. extraction of “features”, hereinafter referred to as reference characteristics from the 3D digital model, for example the parts of the vine plant corresponding in particular to the bifurcations of the twigs, and / or the ends of the twigs, etc .; e.
- the learning characteristics constitute a signature specific to each plant used for learning. These characteristics can for example represent the bifurcation points of the branches and the ends of the twigs of a vine plan which has been previously modeled in order to keep only these data in order to reduce the volume of data for each plant.
- an assistance system 40 for pruning the vine plant comprises the augmented reality glasses 12 as described above as well as an electronic device 41.
- the electronic device 41 comprises a control unit. reception 42 to receive the data constituting the sequence of images transmitted by the augmented reality glasses 12, a digital processing unit 43 for preliminary digital processing of the sequence of images (see step b of the method described below) above), a calculation unit 44 (processor) for generating a 3D digital model of the vine plan to be pruned from the sequence of images, a database of instructions 48 as well as a neural network 50 previously trained with reference characteristics obtained from training images corresponding to digital 3D models of a multitude of vine plants in a database 26.
- the neural system 50 is adapted, on the one hand, to classify the reference characteristics extracted from the image captured with the camera, or from the 3D model generated from several images of a sequence, then, from on the other hand, to deduce from this classification associated cutting instructions.
- the cutting instructions are then displayed on the display area 16 of the glasses 12 in order to display these instructions in augmented reality superimposed on the image captured by the camera of the vine plant.
- the cutting instructions are for example in the form of marks, colors or dots on the branches to be cut, in the form of images as illustrated in FIGS. 5a-5c or else in the form of explanatory videos.
- the display area 16 of the augmented reality glasses 12 can display instructions other than those relating to the size of the vine plant.
- instructions for moving around the vine plant 10 to be pruned can be displayed based on data from an accelerometer and a compass built into the glasses 12 in order to take the images of the vine plan at optimal angles to be able to reconstruct the 3D digital model of the vine plant to be pruned.
- the accelerometer and compass can also be used to determine camera position and shooting direction, so that the 3D digital model can be built based on different optimal shots.
- the computer learning machine is in the form of a neural network 50 which has been previously trained to learn how to determine which cutting instructions to display for which plant.
- the neural network 50 has been trained with reference characteristics (features) of a multitude of 2D or 3D models each corresponding to a particular vine plant and with cutting instructions introduced by a specialist for each plant.
- the electronic device 41 can for example be a computer (Smartphone) in communication with the augmented reality glasses 12, for example by a communication protocol of the Bluetooth type.
- the smartphone 41 can receive a sequence of images sent by the augmented reality glasses 12 comprising the reference characteristics of the vine plant 10 to be pruned and perform preliminary digital processing operations on the sequence of images received, in particular of the type as described above.
- the computing power of the processor of the computer is sufficient, on the one hand, to generate a 3D digital model of the vine plant to be pruned from the sequence of images and to extract the reference characteristics from of the 3D digital model and, on the other hand, to perform the classification of these characteristics using the neural network 50.
- the processor of the smartphone first of all performs image processing as described above on each successive frame of one or more sequences of images, then uses the different images thus processed to generate a 3D model of the filmed vine plant and then extract the reference characteristics.
- These reference characteristics are introduced into a neural network also produced in the form of software stored in the memory of the smartphone 41 and which makes it possible to classify this model in order to determine the closest learning model and / or select cutting instructions associated with the identified plant model.
- These cutting instructions are then transmitted by the smartphone 41 to the augmented reality glasses 12 via a communication protocol of the Bluetooth or Wifi type in order to display the cutting instructions on the display zone 16 of the glasses 12 in augmented reality, superimposed on the real image of the vine plant to be pruned.
- This embodiment has the advantage of providing an autonomous waist assistance system comprising only the augmented reality glasses 12 and a conventional smartphone 41.
- a computer application can be downloaded to the smartphone 41 to implement the method of assisting the size of a vineyard plan.
- This computer application when it is executed, allows in particular a preliminary digital processing of the sequence of images received by the smartphone in order to correct each image, in particular its illumination, its contrast, its dimension as well as for the extraction. of the foreground and the background of the image to keep only the vine plant.
- the neural network 50 is produced in the form of software stored in a memory of a server which comprises one or more processors whose computing power is particularly well suited for the execution of the model classification algorithms as well as to generate a 3D digital model from a series of images transmitted by the augmented reality glasses 12.
- the server can also store the instruction databases 48 in a memory.
- the server is configured to communicate with the smartphone 41 or the augmented reality glasses 12 via a communication network, for example a mobile telephone network.
- the server can thus receive a sequence of images of the vine plant 10 to be pruned transmitted by the augmented reality glasses 12 or by the smartphone 41 via the mobile telephone network in order to generate the model digital 3D in order to extract the reference characteristics necessary for the selection of the cutting instructions according to the image or images identified by the neural network 30 according to the reference characteristics of the 3D digital model.
- the cutting instructions are then transmitted by the server to the augmented reality glasses 12 via the mobile telephone network in order to display the cutting instructions on the display area 16 of the glasses 12 in augmented reality superimposed on the real image of the vine plant to be pruned.
- Data compression / decompression software can be used to improve the speed of data transmission between the augmented reality glasses 12 and the smartphone 41, between the augmented reality glasses 12 and the server or between the smartphone 21 and the server.
- the method of assisting in the pruning of a vine plant consists in equipping a person not initiated in the size of augmented reality glasses 12 comprising lenses 14 comprising a zone of 'display 16.
- the augmented reality glasses 12 further include a camera 18 for filming and transmitting in real time the images of the vine plant to be pruned to an operator located at a distance and having the necessary knowledge to be able to guide the non-person. initiated.
- the operator is provided with a computer unit in order to be able to select, from among a series of images of vine plants saved in a database, one or more images resembling the images received in real time and comprising instructions. relating to the size of the plant shown in the image or each image.
- One or more images from the database are then transmitted via a communication network to the augmented reality glasses 12 and displayed on the area display 16 of the glasses 14 of the glasses 12.
- the latter can advantageously be equipped with a microphone and headphones to allow an exchange of communication between the uninitiated person and the operator.
- the method of assisting the pruning of a vine plant consists in equipping a non-initiated person at the size of a computer 41 and augmented reality glasses 12 comprising glasses 14 comprising a display area 16.
- the uninitiated person can select an image by means of the smartphone 41 from a series of images of vine plants saved in a database in a memory of the smartphone 41 This selection is done manually and is based on the estimate of resemblance made by the uninitiated person in relation to the appearance of the vine plant to be pruned.
- Each image has cutting instructions preferably including marks or cut points.
- a person uninitiated in the size is equipped with a digital tablet 22 or a smartphone 32, according to Figures 2 and 3, having on one side a display area 26, 36 and on the back a camera 28, 38 so as to be able to take an image or series of images of the vine plant to be pruned.
- the digital tablet 22 or the smartphone 32 may further include an accelerometer and preferably a compass (not illustrated).
- This embodiment has the advantage of reducing the number of equipment since the digital tablet 22 or the smartphone 32 includes the necessary hardware in order to perform on its own the different steps illustrated in FIG. 6 in order to display in augmented reality cutting instructions superimposed on the real image of the plant.
- the digital tablet or the smartphone comprises a digital processing unit for preliminary digital processing of the sequence of images of the vine plant, a calculation unit (processor) for generating a 3D digital model of the plan of vine to be pruned from the sequence of images, a database of instructions as well as a previously trained neural network with reference characteristics obtained from training images corresponding to 3D digital models of a multitude of vine plants in a database.
- a digital processing unit for preliminary digital processing of the sequence of images of the vine plant
- a calculation unit for generating a 3D digital model of the plan of vine to be pruned from the sequence of images
- a database of instructions as well as a previously trained neural network with reference characteristics obtained from training images corresponding to 3D digital models of a multitude of vine plants in a database.
- the digital tablet 22 or the smartphone 32 therefore performs the same functions as the electronic device 41 previously described in relation to the augmented reality glasses 12.
- the selection of cutting instructions through a neural network in function of the features extracted from the 3D model can therefore be directly displayed in augmented reality on the display area of the digital tablet or smartphone superimposed on the real image of the plant.
- the computer learning machine is trained from reference characteristics obtained from 2D training images, annotated by an operator according to a labeling code, with the aim of classify the characteristics extracted from these images taken by the electronic device (eg augmented reality glasses 12, digital tablet 22, smartphone 32) and not from a digital 3D model, and then deduce cutting instructions , for example cutting instructions selected from a cutting database.
- the pruning assistance method according to the invention is not limited to the field of viticulture and can be applied in particular to the field of arboriculture for any type of tree, in particular of fruit tree, in the field of landscaping for the size of decorative bush or in the floral field for the size of flowers, in particular roses, etc.
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Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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CH2742019 | 2019-03-07 | ||
PCT/IB2020/051723 WO2020178694A1 (en) | 2019-03-07 | 2020-02-28 | System and method for assisting with the pruning of plants |
Publications (1)
Publication Number | Publication Date |
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EP3935557A1 true EP3935557A1 (en) | 2022-01-12 |
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ID=69811438
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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EP20711327.5A Pending EP3935557A1 (en) | 2019-03-07 | 2020-02-28 | System and method for assisting with the pruning of plants |
Country Status (4)
Country | Link |
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US (1) | US20220189329A1 (en) |
EP (1) | EP3935557A1 (en) |
CN (1) | CN113574538A (en) |
WO (1) | WO2020178694A1 (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
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JP7140086B2 (en) * | 2019-10-04 | 2022-09-21 | オムロン株式会社 | Fruit Vegetable Plant and Fruit Tree Cultivation Management Apparatus, Learning Device, Fruit Vegetable Plant and Fruit Tree Cultivation Management Method, Learning Model Generation Method, Fruit Vegetable Plant and Fruit Tree Cultivation Management Program, and Learning Model Generation Program |
US20240144673A1 (en) * | 2022-10-27 | 2024-05-02 | Snap Inc. | Generating user interfaces displaying augmented reality content |
CN115885778A (en) * | 2022-11-29 | 2023-04-04 | 杭州睿胜软件有限公司 | Method and device for assisting user in plant maintenance |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
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ITMI981694A1 (en) * | 1998-07-22 | 2000-01-22 | Bacchini Sandro | AUTOMATED PRUNING EQUIPMENT FOR TREE PLANTS IN COLAR PARTS |
JP2005321986A (en) * | 2004-05-07 | 2005-11-17 | Pioneer Electronic Corp | Hairstyle proposal system, hairstyle proposal method and computer program |
DE102014103195A1 (en) | 2014-03-11 | 2015-09-17 | Amazonen-Werke H. Dreyer Gmbh & Co. Kg | Assistance system for an agricultural work machine and method for assisting an operator |
EP3085223B1 (en) * | 2015-04-23 | 2017-12-20 | Honda Research Institute Europe GmbH | System and method for assisting reductive shaping of plants into a desired 3d-shape by removing material |
WO2017061281A1 (en) * | 2015-10-08 | 2017-04-13 | ソニー株式会社 | Information processing device and information processing method |
US20180035606A1 (en) * | 2016-08-05 | 2018-02-08 | Romello Burdoucci | Smart Interactive and Autonomous Robotic Property Maintenance Apparatus, System, and Method |
CN206178480U (en) * | 2016-11-25 | 2017-05-17 | 广州华夏职业学院 | Unmanned aerial vehicle is pruned to intelligence based on machine vision |
CN206348666U (en) * | 2016-11-25 | 2017-07-21 | 仲恺农业工程学院 | 3D horticulture molding intelligence is pruned unmanned aerial vehicle |
CN106919738A (en) * | 2017-01-19 | 2017-07-04 | 深圳市赛亿科技开发有限公司 | A kind of hair style matching process |
-
2020
- 2020-02-28 EP EP20711327.5A patent/EP3935557A1/en active Pending
- 2020-02-28 WO PCT/IB2020/051723 patent/WO2020178694A1/en active Application Filing
- 2020-02-28 US US17/432,358 patent/US20220189329A1/en active Pending
- 2020-02-28 CN CN202080023567.4A patent/CN113574538A/en active Pending
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US20220189329A1 (en) | 2022-06-16 |
WO2020178694A1 (en) | 2020-09-10 |
CN113574538A (en) | 2021-10-29 |
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