# US 2019/0317441 A1 · Roll-paper printing apparatus, printing control program, and printing control method > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 2019/0317441 A1 - Document ID: US20190317441A1 - Status: Published application - Kind: A1 - Application number: 16/376,241 - Filed: 2019-04-05 - Published: 2019-10-17 - Earliest claimed: 2018-04-11 - Assignees: Konica Minolta, Inc. - Applicants: Konica Minolta Inc. - Inventors: Mikimasa HONMA - Web page: https://patentgrep.com/patent/US20190317441A1 ## CPC - G03G 15/55: {Self-diagnostics; Malfunction or lifetime display} - G03G 15/5062: {by measuring the characteristics of an image on the copy material} - G03G 15/652: {Feeding a copy material originating from a continuous web roll} - G03G 15/6523: {Cutting} - G03G: ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY ## Abstract A roll-paper printing apparatus includes a paper feeder that feeds roll paper, a printer that forms an image based on a job on the roll paper, an image scanner that scans the image formed on the roll paper, and a reeler that reels the roll paper, and the roll-paper printing apparatus includes a hardware processor that acquires the image scanned by the image scanner and detects an abnormal output in comparison between the image based on the job and the scanned image, and determines whether output of the job continues or stops, in accordance with a previously set condition, wherein, when the roll paper is cut in a passage direction of the roll paper into a plurality of lanes arrayed in a width direction of the roll paper, the hardware processor continues, in a case where the abnormal output is detected on a lane, the output of the job. ## Claims ### Claim 1 A roll-paper printing apparatus including a paper feeder that feeds roll paper, a printer that forms an image based on a job on the roll paper, an image scanner that scans the image formed on the roll paper, and a reeler that reels the roll paper, the roll-paper printing apparatus comprising a hardware processor that acquires the image scanned by the image scanner from the roll paper and detects an abnormal output in comparison between the image based on the job and the scanned image, and determines whether output of the job continues or stops, in accordance with a previously set condition, wherein, in a case where the roll paper is cut in a passage direction of the roll paper into a plurality of lanes arrayed in a width direction of the roll paper, the hardware processor continues, in a case where the abnormal output is detected on a lane, the output of the job. ### Claim 2 (depends on 1) The roll-paper printing apparatus according to claim 1, wherein the hardware processor analyzes the job and generates the image to be formed on the roll paper, and generates, in the case where the abnormal output is detected on the lane, a predetermined image to be formed on another lane except the lane from which the abnormal output is detected, and the printer forms the predetermined image on the roll paper. ### Claim 3 (depends on 1) The roll-paper printing apparatus according to claim 1, wherein the printer includes an exposer that emits a laser beam to form a latent image, and the hardware processor limits, in the case where the abnormal output is detected on the lane, an exposure range of the exposer such that a latent image corresponding to an image for the lane from which the abnormal output is detected is not formed. ### Claim 4 (depends on 1) The roll-paper printing apparatus according to claim 1, wherein the hardware processor continues, in a case where a lane having occurrence of the abnormal output is not a previously set lane, the output of the job. ### Claim 5 (depends on 1) The roll-paper printing apparatus according to claim 1, wherein the hardware processor continues, in a case where the number of lanes having occurrence of the abnormal output is not more than a previously set number, the output of the job. ### Claim 6 (depends on 1) The roll-paper printing apparatus according to claim 1, wherein the hardware processor continues, in a case where a width of a lane having occurrence of the abnormal output is less than a previously set value, the output of the job. ### Claim 7 (depends on 1) The roll-paper printing apparatus according to claim 1, wherein the hardware processor continues, in a case where a remaining printing ratio of the job when the abnormal output is detected is less than a previously set value, the output of the job. ### Claim 8 (depends on 4) The roll-paper printing apparatus according to claim 4, wherein the hardware processor causes a display to display a setting screen for setting of at least one of a lane, the number of lanes, a width of a lane, and a remaining printing ratio for the determination of whether the output of the job continues or stops. ### Claim 9 (depends on 1) The roll-paper printing apparatus according to claim 1, wherein the hardware processor continues, in a case where an occurrence position of the abnormal output is not on the image based on the job, the output of the job. ### Claim 10 (depends on 1) The roll-paper printing apparatus according to claim 1, wherein the hardware processor instructs, in a case where an identical image is printed on each of the plurality of lanes, the printer to print a remaining printing amount of a lane having occurrence of the abnormal output on another lane. ### Claim 11 (depends on 1) The roll-paper printing apparatus according to claim 1, wherein a post-stage of the image scanner is provided with a cutter that cuts the roll paper, and the reeler reels the cut roll paper for each of the plurality of lanes. ### Claim 12 A non-transitory recording medium storing a computer readable printing control program that operates in a roll-paper printing apparatus including a paper feeder that feeds roll paper, a printer that forms an image based on a job on the roll paper, an image scanner that scans the image formed on the roll paper, and a reeler that reels the roll paper, the printing control program causing the roll-paper printing apparatus to perform: acquiring the image scanned by the image scanner from the roll paper and detecting an abnormal output in comparison between the image based on the job and the scanned image; and determining whether output of the job continues or stops, in accordance with a previously set condition, wherein, in a case where the roll paper is cut in a passage direction of the roll paper into a plurality of lanes arrayed in a width direction of the roll paper, the determining includes continuing, in a case where the abnormal output is detected on a lane, the output of the job. ### Claim 13 (depends on 12) The non-transitory recording medium storing the computer readable printing control program according to claim 12, the printing control program causing the roll-paper printing apparatus to further perform analyzing the job and generating the image to be formed on the roll paper, wherein the analyzing and generating include generating, in the case where the abnormal output is detected on the lane, a predetermined image to be formed on another lane except the lane from which the abnormal output is detected, and transferring the predetermined image to the printer. ### Claim 14 (depends on 12) The non-transitory recording medium storing the computer readable printing control program according to claim 12, wherein the printer includes an exposer that emits a laser beam to form a latent image, and the determining includes limiting, in the case where the abnormal output is detected on the lane, an exposure range of the exposer such that a latent image corresponding to an image for the lane from which the abnormal output is detected is not formed. ### Claim 15 (depends on 12) The non-transitory recording medium storing the computer readable printing control program according to claim 12, wherein the determining includes continuing, in a case where a lane having occurrence of the abnormal output is not a previously set lane, the output of the job. ### Claim 16 (depends on 12) The non-transitory recording medium storing the computer readable printing control program according to claim 12, wherein the determining includes continuing, in a case where the number of lanes having occurrence of the abnormal output is not more than a previously set number, the output of the job. ### Claim 17 (depends on 12) The non-transitory recording medium storing the computer readable printing control program according to claim 12, wherein the determining includes continuing, in a case where a width of a lane having occurrence of the abnormal output is less than a previously set value, the output of the job. ### Claim 18 (depends on 12) The non-transitory recording medium storing the computer readable printing control program according to claim 12, wherein the determining includes continuing, in a case where a remaining printing ratio of the job when the abnormal output is detected is less than a previously set value, the output of the job. ### Claim 19 (depends on 15) The non-transitory recording medium storing the computer readable printing control program according to claim 15, the printing control program causing the roll-paper printing apparatus to further perform causing a display to display a setting screen for setting of at least one of a lane, the number of lanes, a width of a lane, and a remaining printing ratio for the determination of whether the output of the job continues or stops. ### Claim 20 (depends on 12) The non-transitory recording medium storing the computer readable printing control program according to claim 12, wherein the determining includes continuing, in a case where an occurrence position of the abnormal output is not on the image based on the job, the output of the job. ### Claim 21 (depends on 12) The non-transitory recording medium storing the computer readable printing control program according to claim 12, wherein the determining includes instructing, in a case where an identical image is printed on each of the plurality of lanes, the printer to print a remaining printing amount of a lane having occurrence of the abnormal output on another lane. ### Claim 22 A printing control method in a roll-paper printing apparatus including a paper feeder that feeds roll paper, a printer that forms an image based on a job on the roll paper, an image scanner that scans the image formed on the roll paper, and a reeler that reels the roll paper, the printing control method comprising: acquiring the image scanned by the image scanner from the roll paper and detecting an abnormal output in comparison between the image based on the job and the scanned image; and determining whether output of the job continues or stops, in accordance with a previously set condition, wherein, in a case where the roll paper is cut in a passage direction of the roll paper into a plurality of lanes arrayed in a width direction of the roll paper, the determining includes continuing, in a case where the abnormal output is detected on a lane, the output of the job.