Classifications

• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
  • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
  • H04N1/00885—Power supply means, e.g. arrangements for the control of power supply to the apparatus or components thereof
  • H04N1/00904—Arrangements for supplying power to different circuits or for supplying power at different levels
• • G—PHYSICS
  • G01—MEASURING; TESTING
  • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
  • G01L1/00—Measuring force or stress, in general
  • G01L1/20—Measuring force or stress, in general by measuring variations in ohmic resistance of solid materials or of electrically-conductive fluids; by making use of electrokinetic cells, i.e. liquid-containing cells wherein an electrical potential is produced or varied upon the application of stress
  • G01L1/205—Measuring force or stress, in general by measuring variations in ohmic resistance of solid materials or of electrically-conductive fluids; by making use of electrokinetic cells, i.e. liquid-containing cells wherein an electrical potential is produced or varied upon the application of stress using distributed sensing elements
• • G—PHYSICS
  • G01—MEASURING; TESTING
  • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
  • G01L1/00—Measuring force or stress, in general
  • G01L1/24—Measuring force or stress, in general by measuring variations of optical properties of material when it is stressed, e.g. by photoelastic stress analysis using infrared, visible light, ultraviolet
  • G01L1/247—Measuring force or stress, in general by measuring variations of optical properties of material when it is stressed, e.g. by photoelastic stress analysis using infrared, visible light, ultraviolet using distributed sensing elements, e.g. microcapsules
• • G—PHYSICS
  • G01—MEASURING; TESTING
  • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
  • G01L1/00—Measuring force or stress, in general
  • G01L1/26—Auxiliary measures taken, or devices used, in connection with the measurement of force, e.g. for preventing influence of transverse components of force, for preventing overload
• • G—PHYSICS
  • G01—MEASURING; TESTING
  • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
  • G01L25/00—Testing or calibrating of apparatus for measuring force, torque, work, mechanical power, or mechanical efficiency
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
  • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
  • H04N1/00002—Diagnosis, testing or measuring; Detecting, analysing or monitoring not otherwise provided for
  • H04N1/00071—Diagnosis, testing or measuring; Detecting, analysing or monitoring not otherwise provided for characterised by the action taken
  • H04N1/00082—Adjusting or controlling
  • H04N1/00087—Setting or calibrating
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
  • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
  • H04N1/00002—Diagnosis, testing or measuring; Detecting, analysing or monitoring not otherwise provided for
  • H04N1/00092—Diagnosis, testing or measuring; Detecting, analysing or monitoring not otherwise provided for relating to the original or to the reproducing medium, e.g. imperfections or dirt
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
  • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
  • H04N1/46—Colour picture communication systems
  • H04N1/56—Processing of colour picture signals
  • H04N1/60—Colour correction or control
  • H04N1/603—Colour correction or control controlled by characteristics of the picture signal generator or the picture reproducer
  • H04N1/6033—Colour correction or control controlled by characteristics of the picture signal generator or the picture reproducer using test pattern analysis
  • H04N1/6044—Colour correction or control controlled by characteristics of the picture signal generator or the picture reproducer using test pattern analysis involving a sensor integrated in the machine or otherwise specifically adapted to read the test pattern

Definitions

• the present disclosure relates to an information processing device, an information processing method, and an information processing program.
• a technique that measures the amount of energy using a coloring member that develops a color depending on the amount of energy when energy is applied.
• a coloring member there is, for example, Prescale (registered trademark) (manufactured by Fuji Film Co., Ltd.), which can obtain a coloring density depending on the applied pressure.
• Prescale registered trademark
• a pressure measurement sheet for example, prescale
• the density, size, etc. of the photographed image are determined based on the calibration sheet included in the photographed image. It is disclosed that distortion and shape are corrected and density values of a pressure measurement sheet included in the corrected image are converted into pressure values.
• a sensor device that uses a sensor element that detects pressure, heat (temperature), etc. to output an electrical signal according to pressure, heat, etc.
• Japanese Patent Application Laid-open No. 2020-123119 discloses a sensing unit that is disposed on a base material and includes a sensor element that detects at least one of pressure and temperature, and a storage unit that stores calibration data of the sensor element.
• a sensor device is disclosed.
• the present disclosure provides an information processing device, an information processing method, and an information processing program that support appropriate measurement.
• a first aspect of the present disclosure is an information processing device that includes at least one processor, and the processor captures a coloring member image obtained by photographing a coloring member that develops color with a density distribution according to the amount of applied energy.
• the relationship between the amount of energy acquired and applied to the color-forming member and the density of the color-forming member included in the color-forming member image is determined using characteristic data in which the relationship between the amount of energy and the density of the color-forming member included in the color-forming member image is determined. It is obtained from the electrical signal output from the sensor device when the same energy as that applied to the coloring member is applied to the sensor device that derives the energy distribution and outputs the electrical signal according to the amount of applied energy. A second energy distribution is obtained, and the second energy distribution is corrected based on the first energy distribution.
• the processor may correct the second energy distribution using a method of making the second energy distribution at least partially match the first energy distribution.
• a third aspect of the present disclosure is that in the first aspect or the second aspect, the sensor device includes a plurality of sensor elements each detecting the amount of applied energy, and the processor, based on the first energy distribution, A correction coefficient may be derived for each sensor element, and the second energy distribution may be corrected using the correction coefficient.
• a fourth aspect of the present disclosure is that in any one of the first to third aspects, the processor acquires the coloring member image, derives the first energy distribution, and calculates the second energy distribution for each predetermined period. The acquisition of the distribution and the correction of the second energy distribution may be performed again.
• the processor acquires the coloring member image and derives the first energy distribution every predetermined number of times the sensor device is used. , the acquisition of the second energy distribution, and the correction of the second energy distribution may be redone.
• a sixth aspect of the present disclosure is an information processing method, which acquires a coloring member image obtained by photographing a coloring member that develops color with a density distribution according to the amount of energy applied, and Using characteristic data in which the relationship between the amount and the density of the coloring member included in the coloring member image is determined in advance, the first energy distribution applied to the coloring member is derived based on the coloring member image, and the first energy distribution applied to the coloring member is calculated based on the coloring member image.
• a second energy distribution obtained by applying energy similar to the energy applied to the coloring member to a sensor device that outputs an electric signal according to the amount, and a second energy distribution obtained based on the first energy distribution. Includes processing to correct.
• a seventh aspect of the present disclosure is an information processing program that acquires a coloring member image obtained by photographing a coloring member that develops color with a density distribution according to the amount of energy applied, and Using characteristic data in which the relationship between the amount and the density of the coloring member included in the coloring member image is determined in advance, the first energy distribution applied to the coloring member is derived based on the coloring member image, and the first energy distribution applied to the coloring member is calculated based on the coloring member image.
• a second energy distribution obtained by applying energy similar to the energy applied to the coloring member to a sensor device that outputs an electric signal according to the amount, and a second energy distribution obtained based on the first energy distribution. This is to cause a computer to execute a process for correcting.
• the information processing device, information processing method, and information processing program of the present disclosure support appropriate measurement.
• FIG. 1 is a diagram illustrating an example of a schematic configuration of an information processing system.
• FIG. 1 is a diagram showing an example of a schematic configuration of a tactile sensor.
• FIG. 2 is a block diagram showing an example of a hardware configuration of an information processing device.
• FIG. 3 is a diagram showing an example of characteristic data.
• FIG. 2 is a block diagram illustrating an example of a functional configuration of an information processing device. It is a figure which shows an example of a 1st pressure distribution and a 2nd pressure distribution. It is a figure which shows an example of the pressure value and correction coefficient of the 1st pressure distribution and 2nd pressure distribution for every coordinate.
• FIG. 3 is a diagram showing an example of a screen displayed on a display. 3 is a flowchart illustrating an example of information processing.
• FIG. 1 is a diagram showing a schematic configuration of an information processing system 1. As shown in FIG.
• the information processing system 1 includes an information processing device 10 and a tactile sensor 80.
• the tactile sensor 80 is an example of a sensor device that outputs an electrical signal in response to applied pressure.
• FIG. 2 is a diagram showing a schematic configuration of the tactile sensor 80.
• the tactile sensor 80 includes a plurality of first electrodes 82 extending in a first direction, a plurality of second electrodes 84 extending in a second direction intersecting the first direction, and a connector 86.
• the plurality of first electrodes 82 and the plurality of second electrodes 84 are arranged on a sheet-like base material (not shown).
• a pressure sensitive member (not shown) is laminated on the plurality of first electrodes 82 and the plurality of second electrodes 84 so as to cover each of them.
• the plurality of first electrodes 82 and the plurality of second electrodes 84 are arranged in a grid pattern in a plan view, and overlap at the intersections of the grids.
• the first electrode 82 and the second electrode 84 that overlap at each intersection constitute a sensor element that detects the pressure applied to the position of the intersection.
• the tactile sensor 80 includes a plurality of sensor elements, each of which detects applied pressure, and detects pressure distribution using the plurality of sensor elements.
• the plurality of first electrodes 82 and the plurality of second electrodes 84 are each connected to a connector 86.
• the connector 86 and the information processing device 10 are connected to each other by wired or wireless communication.
• the connector 86 measures the electrical resistance value of each sensor element by sequentially applying a voltage to the first electrode 82 and the second electrode 84, and transmits an electrical signal according to the electrical resistance value to the information processing device 10. .
• the information processing system 1 measures the amount of energy using a coloring member 90 that, when energy (for example, pressure, heat, etc.) is applied, develops color with a density distribution according to the amount of applied energy.
• the information processing device 10 uses the camera 40 (see FIG. 3) to photograph the coloring member 90 in a state where energy has been applied and the color has developed, and the amount of energy applied to the coloring member 90 is determined from the photographed image. Derive.
• Prescale registered trademark (manufactured by Fujifilm Corporation), which can obtain a coloring density depending on the applied pressure
• Prescale is a sheet-like support coated with a coloring agent containing microcapsules containing a colorless dye and a color developer.
• the coloring agent contains multiple types of microcapsules having different sizes and strengths, the amount of microcapsules destroyed varies depending on the applied pressure, and the coloring density also varies. Therefore, by observing the color density, the magnitude and pressure distribution of the pressure applied to the prescale can be measured.
• the information processing device 10 applies a common pressure to the coloring member 90 and the tactile sensor 80, and based on the pressure distribution derived from the image obtained by photographing the coloring member 90, The pressure distribution measured by the tactile sensor 80 is corrected.
• the information processing device 10 will be described in detail below.
• the information processing device 10 includes a CPU (Central Processing Unit) 21, a nonvolatile storage section 22, and a memory 23 as a temporary storage area.
• the information processing device 10 also includes a display 24 such as a liquid crystal display, an input section 25, a network I/F (Interface) 26, and a camera 40.
• the CPU 21, the storage unit 22, the memory 23, the display 24, the input unit 25, the network I/F 26, and the camera 40 are connected to each other via a bus 28 such as a system bus and a control bus so that they can exchange various information with each other. .
• a bus 28 such as a system bus and a control bus
• the storage unit 22 is realized by, for example, a storage medium such as an HDD (Hard Disk Drive), an SSD (Solid State Drive), and a flash memory.
• the storage unit 22 stores an information processing program 27 in the information processing device 10 and characteristic data 18 .
• the CPU 21 reads out the information processing program 27 from the storage unit 22, loads it into the memory 23, and executes the loaded information processing program 27.
• the CPU 21 is an example of a processor according to the present disclosure.
• FIG. 4 shows an example of the characteristic data 18.
• the characteristic data 18 is data in which the relationship between the amount of energy (pressure value) applied to the coloring member 90 and the density of the coloring member 90 included in an image obtained by photographing the coloring member 90 is determined in advance.
• a physical quantity such as a pressure value
• the relationship between the pressure value and the concentration value is not necessarily limited to a proportional relationship.
• the input unit 25 is for receiving user operations, and is, for example, a touch panel, buttons, keyboard, mouse, etc.
• the network I/F 26 performs wired or wireless communication with the connector 86 of the tactile sensor 80 and other external devices (not shown).
• the camera 40 has a plurality of sensors having different spectral sensitivities, and under the control of the CPU 21, the sensor photographs a subject (coloring member 90) and outputs an image signal of the photographed image.
• the information processing device 10 for example, a smartphone with a camera function, a tablet terminal, a wearable terminal, a personal computer, etc. can be used as appropriate.
• the information processing device 10 includes an acquisition section 30, a derivation section 32, a correction section 34, and a control section 36.
• the CPU 21 executes the information processing program 27, the CPU 21 functions as the acquisition section 30, the derivation section 32, the correction section 34, and the control section 36.
• common pressure means substantially the same, and for example, differences in pressure that may occur due to overlapping the coloring member 90 and the tactile sensor 80 are allowed.
• the acquisition unit 30 acquires an image obtained by photographing the coloring member 90 with the camera 40 (hereinafter referred to as a "coloring member image"). Note that the acquisition unit 30 may extract the area of the coloring member 90 when the coloring member image includes an area other than the coloring member 90 (for example, a background area).
• the deriving unit 32 uses the characteristic data 18 to derive the first pressure distribution 50A applied to the coloring member 90 based on the coloring member image acquired by the acquiring unit 30. Specifically, the derivation unit 32 derives a pressure distribution (energy distribution) by converting a density value into a pressure value (amount of energy) using the characteristic data 18 for each pixel of the coloring member image.
• the acquisition unit 30 acquires the second pressure distribution 50B obtained from the electrical signal output from the tactile sensor 80 via the network I/F 26.
• the same pressure (energy) as the pressure (energy) applied to the coloring member 90 is applied to the tactile sensor 80. That is, if the tactile sensor 80 is accurate, the first pressure distribution 50A derived from the coloring member image and the second pressure distribution 50B that is the output of the tactile sensor 80 should match.
• FIG. 6 shows an example of the first pressure distribution 50A derived from the coloring member image and the second pressure distribution 50B which is the output of the tactile sensor 80.
• the second pressure distribution 50B in FIG. 6 shows that the peripheral portion cannot be measured appropriately compared to the first pressure distribution 50A.
• the correction unit 34 corrects the second pressure distribution 50B, which is the output of the tactile sensor 80, based on the first pressure distribution 50A derived from the coloring member image. Specifically, the correction unit 34 corrects the second pressure distribution 50B using a method of making the second pressure distribution 50B at least partially match the first pressure distribution 50A.
• FIG. 7 shows an example of pressure values and correction coefficients at the same coordinates when the first pressure distribution 50A and the second pressure distribution 50B are expressed in xy coordinates. As shown in FIG.
• the correction unit 34 derives the third pressure distribution based on the first pressure distribution 50A and the second pressure distribution 50B. It may be corrected using a correction coefficient of .
• the third pressure distribution may not be the same as the pressure applied to the coloring member 90.
• the derivation unit 32 may derive various indicators related to energy distribution.
• the various indicators may be, for example, representative values such as the maximum value, minimum value, average value, and median value of the amount of energy.
• the area of the region to which energy is applied hereinafter referred to as the "applied region"
• the proportion of the area of the applied region in which the amount of energy falls within a predetermined range the uniformity of the amount of applied energy, and , the load of the application region (the product of the area of the application region and the average value of the amount of energy), etc.
• the degree of agreement or deviation from the standard may be used.
• the control unit 36 may control the display 24 to display at least one of the corrected second pressure distribution 50C and various indicators regarding the corrected second pressure distribution 50C. Further, the control unit 36 may notify that the second pressure distribution 50B has been corrected based on the first pressure distribution 50A.
• the notification means for example, known methods such as display on the display 24, sound emitted from a speaker (not shown), blinking of a lamp (not shown), etc. can be applied as appropriate.
• FIG. 8 shows an example of the screen D displayed on the display 24 by the control unit 36.
• Screen D includes the corrected second pressure distribution 50C and various indicators related to the pressure distribution derived from the corrected second pressure distribution 50C.
• the second pressure distribution 50C after correction shown in FIG. 8 has its peripheral portion appropriately corrected compared to the second pressure distribution 50B before correction shown in FIG. 6, and can substantially match the first pressure distribution 50A.
• the "pressure area” on screen D means the area of the application area.
• Average pressure means the average value of pressure values in the application area.
• Load means the product of applied area and average pressure.
• Uniformity of pressure values means uniformity of pressure values in the application area.
• the CPU 21 executes the information processing program 27, thereby executing the information processing shown in FIG.
• Information processing is executed, for example, when a user issues an instruction to start execution via the input unit 25.
• a common pressure is applied to each of the coloring member 90 and the tactile sensor 80 by applying pressure with the coloring member 90 and the tactile sensor 80 overlapped.
• step S10 the acquisition unit 30 acquires a coloring member image obtained by photographing the coloring member 90 with the camera 40.
• the derivation unit 32 derives the first pressure distribution 50A applied to the coloring member 90 using the characteristic data 18 based on the coloring member image acquired in step S10.
• step S14 the acquisition unit 30 acquires the second pressure distribution 50B obtained from the electrical signal output from the tactile sensor 80.
• step S16 the correction unit 34 corrects the second pressure distribution 50B obtained in step S14 based on the first pressure distribution 50A derived in step S12.
• step S18 the control unit 36 performs control to display the corrected second pressure distribution 50C corrected in step S16 on the display 24, and ends this information processing.
• the information processing device 10 includes at least one processor, and the processor photographs the coloring member 90 that develops color with a density distribution according to the amount of applied energy. Based on the coloring member image, the relationship between the amount of energy applied to the coloring member 90 and the density of the coloring member 90 included in the coloring member image is determined in advance.
• the sensor is activated. A second energy distribution obtained from an electrical signal output from the device is acquired, and the second energy distribution is corrected based on the first energy distribution.
• the second pressure distribution 50B acquired from the tactile sensor 80 is inaccurate, the second pressure distribution is determined based on the first pressure distribution 50A derived from the coloring member image. 50B can be corrected. Therefore, appropriate measurement using a sensor device such as the tactile sensor 80 can be supported.
• the present invention is not limited to this.
• a temperature-sensitive sensor see, for example, Japanese Patent Application Laid-open No. 2016-118552 that outputs an electrical signal depending on the level of temperature
• a sensor device that includes a plurality of sensor elements, each of which detects various amounts of applied energy, and outputs an electrical signal in accordance with the various amounts of applied energy can be used as appropriate.
• the coloring member 90 As the coloring member 90, Thermoscale (trade name) (manufactured by Fuji Film Corporation), etc., which develops color depending on the amount of heat, can be used.
• the tactile sensor 80 may have hysteresis characteristics. That is, each time the tactile sensor 80 is used, the accuracy of the output pressure distribution may change. Therefore, for example, the information processing device 10 allows the acquisition unit 30 to acquire coloring member images and the derivation unit 32 to derive the first energy distribution (first pressure distribution 50A) at predetermined intervals (for example, every other day). , the acquisition of the second energy distribution (second pressure distribution 50B) by the acquisition unit 30 and the correction of the second energy distribution by the correction unit 34 may be redone. For example, the information processing device 10 may redo each of the above processes every predetermined number of times the tactile sensor 80 is used (for example, every 10 times).
• the information processing device 10 is provided with the camera 40, but the present invention is not limited to this.
• the coloring member 90 may be photographed using an external photographing device such as a digital camera or a scanner, and the information processing apparatus 10 may acquire the photographed image.
• the information processing device 10 does not need to include the camera 40.
• the hardware structure of the processing unit that executes various processes such as the acquisition unit 30, the derivation unit 32, the correction unit 34, and the control unit 36 is as follows.
• processors may be used as shown.
• the various processors mentioned above include the CPU, which is a general-purpose processor that executes software (programs) and functions as various processing units, as well as circuits that are manufactured after manufacturing, such as FPGA (Field Programmable Gate Array).
• Programmable logic devices PLDs
• ASICs Application Specific Integrated Circuits
• One processing unit may be composed of one of these various processors, or a combination of two or more processors of the same type or different types (for example, a combination of multiple FPGAs, or a combination of a CPU and an FPGA). combination). Further, the plurality of processing units may be configured with one processor.
• one processor is configured with a combination of one or more CPUs and software, as typified by computers such as a client and a server.
• a processor functions as multiple processing units.
• processors that use a single IC (Integrated Circuit) chip, such as System on Chip (SoC), which implements the functions of an entire system that includes multiple processing units. be.
• SoC System on Chip
• various processing units are configured using one or more of the various processors described above as a hardware structure.
• circuitry that is a combination of circuit elements such as semiconductor elements can be used.
• the information processing program 27 is stored (installed) in the storage unit 22 in advance, but the present invention is not limited to this.
• the information processing program 27 is provided in a form recorded on a recording medium such as a CD-ROM (Compact Disc Read Only Memory), a DVD-ROM (Digital Versatile Disc Read Only Memory), and a USB (Universal Serial Bus) memory. Good too. Further, the information processing program 27 may be downloaded from an external device via a network.
• the technology of the present disclosure extends not only to the information processing program but also to a storage medium that non-temporarily stores the information processing program.
• the technology of the present disclosure can also be combined as appropriate with the above exemplary embodiments and examples.
• the descriptions and illustrations described above are detailed explanations of portions related to the technology of the present disclosure, and are merely examples of the technology of the present disclosure.
• the above description regarding the configuration, function, operation, and effect is an example of the configuration, function, operation, and effect of the part related to the technology of the present disclosure. Therefore, unnecessary parts may be deleted, new elements may be added, or replacements may be made to the written and illustrated contents described above without departing from the gist of the technology of the present disclosure. Needless to say.

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• General Physics & Mathematics (AREA)
• Health & Medical Sciences (AREA)
• Biomedical Technology (AREA)
• General Health & Medical Sciences (AREA)
• Force Measurement Appropriate To Specific Purposes (AREA)
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• Transforming Light Signals Into Electric Signals (AREA)
• Photometry And Measurement Of Optical Pulse Characteristics (AREA)

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• 2023
  • 2023-08-04 JP JP2024541501A patent/JPWO2024038780A1/ja active Pending
  • 2023-08-04 EP EP23854815.0A patent/EP4575436A4/en active Pending
  • 2023-08-04 CN CN202380058891.3A patent/CN119678020A/zh active Pending
  • 2023-08-04 WO PCT/JP2023/028618 patent/WO2024038780A1/ja not_active Ceased
  • 2023-08-10 TW TW112130039A patent/TW202416235A/zh unknown
• 2025
  • 2025-01-27 US US19/037,301 patent/US20250175566A1/en active Pending

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