Abstract: A method of driving an inkjet head having a nozzle and a pressure generator, a plurality of droplets of the ink discharged in response to a series of the drive signals being caused to hit a recording medium to form a single pixel. The method includes, applying, to the pressure generator, the series of the drive signals including a first one of the drive signals that has a first voltage amplitude and a second one of the drive signals that has a second voltage amplitude larger than the first voltage amplitude. A last drive signal in the series of the drive signals is the second one of the drive signals. The first voltage amplitude and the second voltage amplitude are determined such that a ratio of (first voltage amplitude)/(second voltage amplitude) has a value corresponding to a specific gravity of the ink to be discharged.

Abstract: A device for measuring two-dimensional flicker of the present application includes a plurality of two-dimensional sensors having a partial readout function of reading out only a pixel value of some of photoelectric conversion elements included in set partial readout regions, among a plurality of photoelectric conversion elements. In the device for measuring two-dimensional flicker, a plurality of measurement regions are set two-dimensionally on a measurement target object. Each pixel in the plurality of measurement regions is individually acquired, by setting each of the plurality of partial readout regions of the plurality of two-dimensional sensors in each of a plurality of partial imaging regions obtained by dividing an entire imaging region including entirely the measurement target object. A flicker value of the plurality of measurement regions is individually obtained based on each pixel value in the plurality of measurement regions.

Abstract: An image inspection device includes a processor coupled to a sensor. The processor reads, using the sensor, an image formed on a recording material by an image forming device and creates a read image; causes an analysis to detect an abnormality in the read image and creates an analysis result; and creates a normal image file including the read image in which the abnormality has not been detected based on the analysis result.

Abstract: [Problem] To provide a stiffness measuring device capable of highly accurately measuring the stiffness of a recording material such as a sheet, and an image forming system equipped with the stiffness measuring device. [Solution] A stiffness measuring device includes a holding portion that holds a recording material so that a recording surface of the recording material is substantially parallel to a vertical direction, a pressing portion, and a stiffness acquiring section. The pressing portion presses a measurement point located on a lower side in the vertical direction than the portion of the recording material held by the holding portion. The stiffness acquiring section measure a reaction force obtained when the measurement point is pressed by the pressing portion and acquires the measured reaction force as the stiffness of the recording material.

Abstract: A spectral device is provided with: a filter having a property of transmitting light of multiple wavelength ranges from a measurement object; a driving means to slide the filter; and a detector to detect an intensity of the light from the measurement object, the light having passed through the filter, the detector to further measure the intensity of the light multiple times sequentially while the driving means slides the filter and thereby obtain multiple pieces of measured data to be used for a calculation of spectral information.

Abstract: Provided is an image forming system in which an image forming apparatus is connected to a post-processing apparatus having a function of trimming. The image forming system includes: a repeat setting part that determines either: a setting of a scan size of a scan image per one printed reproduction of the scan image, the one printed reproduction being to be laid out by imposition of the scan image; or a setting of the imposition of the scan image according to the scan size of the scan image; a trimming setting part that determines either: a setting of a card size of cards to be obtained by trimming a recording medium; or a setting of a trimming area for the cards; and a coordination part that coordinates the repeat setting part and the trimming setting part.

Abstract: Provided is an electrostatic charge image developing toner including toner matrix particles containing at least a binder resin, wherein a photosensitizer having a singlet oxygen generating ability is contained inside the toner matrix particles or in an external additive attached to the toner matrix particles.

Abstract: An image forming apparatus of a roll-to-roll type includes a hardware processor that functions as a controller. The controller has a real-time adjustment function of printing an adjustment image on a roll sheet, acquiring a reading result of reading the adjustment image from an image reading section, and adjusting an image forming condition in an image forming section in real time based on the reading result during execution of a printing job, and an error-time operation determination function of determining whether to stop or continue the printing job, when an adjustment error in the real-time adjustment function is detected, the determining being based on an occurrence situation of the adjustment error.

Abstract: An information processing apparatus includes a hardware processor that: acquires care receiver information about a care receiver scheduled to enter a care facility, and room information about each of a plurality of rooms in the care facility; and determines a residential room to be allocated to the care receiver from among the plurality of rooms, based on the care receiver information and the room information.

Abstract: An information processing method to be executed by a computer comprises: accessing a questionnaire answer consisting of one or more options selected from a plurality of options prepared in advance as answers to each of a plurality of questions, and information recorded as a selection manner in which the one or more options are selected; and calculating a degree of importance of each of the selected one or more options, based on the information recorded as the selection manner.

Abstract: An image forming apparatus connected to a first post-processing machine that executes first post-processing on at least one of a plurality of sheets includes: an image forming device that forms an image on each of the sheet; and a controller that instructs, in response to an output of a target sheet that satisfies a specific condition from the image forming section, the first post-processing machine to execute the first post-processing on the target sheet and a stacked sheet among the sheets.

Abstract: An image scanning device may comprise a microphone for receiving a voice, an image scanning section for scanning an image, and a control section for instructing the image scanning section to start scanning after a delay time elapses after the voice. The image scanning device may be able to scan a copy sheet, without being affected by an air flow caused by a voice when instructed to scan the copy sheet with a voice instruction.

Abstract: An image forming device includes: a sheet feeder that feeds a sheet; a controller that: discriminates a sheet type of the sheet, and receives a user input to specify a sheet type; and an image forming device that has two setting modes including an automatic discrimination mode in which an image is formed based on the discriminated sheet type and a user specified mode in which an image is formed based on the sheet type specified by the user input. The controller automatically switches one of the two setting modes to the other based on a defined condition.

Abstract: Even when the number of image formers and/or the number of color management target values are large, it is possible to easily manage the color management target value associated with the image former. A color management device 1 according to one aspect of the present invention includes a management part 107 that manages information on a user who performs a color verification operation using the color management target value in association with correspondence information in which the image former and the color management target value are managed in association with each other.

Abstract: An information processing apparatus manages productivity by processing information obtained from one or more image forming apparatuses, and includes: a hardware processor that: acquires operation history information from the image forming apparatus; analyzes the operation history information and determines an improvement measure for improving the productivity based on an analysis result; and outputs the improvement measure.

Abstract: An image forming system includes: an image former that forms a label image on a long sheet conveyed in a sheet conveyance direction on a basis of a print job; an image defect detector that detects an image defect of the label image that is formed; and a sheet conveyer that conveys the long sheet in accordance with the label image where the image defect is detected after execution of the print job has been completed.

Abstract: The actinic radiation curable inkjet ink of the present invention includes an actinic radiation polymerizable compound, a crystalline polyester resin, and a gelling agent selected from the group consisting of aliphatic ester-based wax, aliphatic ketone-based wax, paraffin wax and microcrystalline wax. The image forming method of the present invention includes ejecting the actinic radiation curable inkjet ink heated to 40 to 120° C. through an inkjet head to land the actinic radiation curable inkjet ink ejected, onto a surface of a recording medium or an intermediate transfer member whose surface temperature is 60° C. or less, and irradiating the actinic radiation curable inkjet ink landed with actinic radiation.

Abstract: An image forming system includes: an image forming apparatus that forms an image on a recording medium; a post-processing device that executes post-processing to the recording medium on which the image is formed by the image forming apparatus; a physical property detector that detects physical property information of the recording medium; and a hardware processor that determines a restriction content of the post-processing based on registered post-processing restriction information depending on the physical property information having been detected.

Abstract: An image forming apparatus includes: an image former that forms a print image; a first hardware processor that detects a defect of an image formed on a print medium by the image former; a display capable of prompting a user to perform maintenance; a communication I/F part capable of notifying an administrator or a person in charge of maintenance of an instruction of maintenance via a communication line; a second hardware processor capable of giving an instruction to the display and the communication I/F part; and a third hardware processor capable of instructing the second hardware processor on a defect notification destination.

Abstract: A data processing system includes a device to be managed, a relay device, and a management device that receives data generated by the device to be managed via the relay device, wherein the management device includes a hardware processor that: registers the relay device and the device to be managed; prepares a first port and a second port; controls the relay device to cause the device to be managed to set the second port; and, processes the data, the relay device includes a hardware processor that: transmits the data to the first port; and causes the management device to set the second port, and the device to be managed includes a hardware processor that: registers the relay device as a first destination; registers the second port as a second destination; generates data; transmits the data to the first destination; and transmits the data to the second destination.