# US 2017/0284069 A1 · Surrounding monitoring device for work machine > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 2017/0284069 A1 - Document ID: US20170284069A1 - Status: Published application - Kind: A1 - Application number: 15/509,264 - Filed: 2016-03-29 - Published: 2017-10-05 - Earliest claimed: 2015-03-31 - Assignees: Komatsu Ltd. - Applicants: Komatsu Ltd. - Inventors: Masaomi Machida; Takeshi Kurihara - Web page: https://patentgrep.com/patent/US20170284069A1 ## CPC - H04N 7/181: {for receiving images from a plurality of remote sources} - B60R 1/27: providing all-round vision, e.g. using omnidirectional cameras - E02F 9/261: {Surveying the work-site to be treated} - G06T 11/65: on geographic maps - G06V 20/52: Surveillance or monitoring of activities, e.g. for recognising suspicious objects (recognising microscopic objects G06V20/69) - H04N 23/95: Computational photography systems, e.g. light-field imaging systems - B60R 2300/607: from a bird's eye viewpoint - B60R 2300/802: for monitoring and displaying vehicle exterior blind spot views - B60R 2300/8086: for vehicle path indication - E02F 3/32: working downwardly and towards the machine, e.g. with backhoes - H04N 23/63: by using electronic viewfinders - H04N: PICTORIAL COMMUNICATION, e.g. TELEVISION - B60R: VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR - E02F: DREDGING; SOIL-SHIFTING (winning peat E21C49/00) - G06T: IMAGE DATA PROCESSING OR GENERATION, IN GENERAL - G06V: IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING ## Abstract A surrounding monitoring device for a work machine including a work device on an upper swing body includes: a plurality of cameras configured to acquire a surrounding condition of the work machine; an image processor configured to generate a bird's-eye image based on images imaged by the plurality of cameras; a display configured to display at least one of: a single camera image imaged by one of the plurality of cameras; and the bird's-eye image; and a display controller configured to display, on the at least one of the single camera image and the bird's-eye image, direction guide information arranged from a reference position of the upper swing body to surroundings of the upper swing body. ## Claims ### Claim 1 A surrounding monitoring device for a work machine including a work device on an upper swing body, the surrounding monitoring device comprising: a plurality of cameras configured to acquire a surrounding condition of the work machine; an image processing unit configured to generate a bird's-eye image based on images imaged by the plurality of cameras; a display unit configured to display at least one of: a single camera image imaged by one of the plurality of cameras; and the bird's-eye image; and a display control unit configured to display, on the at least one of the single camera image and the bird's-eye image, direction guide information arranged from a reference position of the upper swing body to surroundings of the upper swing body. ### Claim 2 (depends on 1) The surrounding monitoring device for a work machine according to claim 1, wherein the direction guide information is a straight line extending from the reference position of the upper swing body to the surroundings of the upper swing body. ### Claim 3 (depends on 1) The surrounding monitoring device for a work machine according to claim 1, wherein the direction guide information includes pieces of parallel arrangement direction guide information arranged in parallel with predetermined distances in both sides in a circumferential direction from reference direction guide information linearly extending from a swing center of the upper swing body. ### Claim 4 (depends on 1) The surrounding monitoring device for a work machine according to claim 1, further comprising: a guide display setting unit configured to perform setting of display/non-display of the direction guide information, wherein the display control unit configured to perform the display/non-display of the direction guide information according to the setting of the guide display setting unit. ### Claim 5 (depends on 1) The surrounding monitoring device for a work machine according to claim 1, wherein the direction guide information is positional information of a ground surface level. ### Claim 6 (depends on 1) The surrounding monitoring device for a work machine according to claim 1, wherein the display unit is provided to a remote operation seat, a control room, or a portable terminal. ### Claim 7 (depends on 2) The surrounding monitoring device for a work machine according to claim 2, wherein the direction guide information includes pieces of parallel arrangement direction guide information arranged in parallel with predetermined distances in both sides in a circumferential direction from reference direction guide information linearly extending from a swing center of the upper swing body. ### Claim 8 (depends on 2) The surrounding monitoring device for a work machine according to claim 2, further comprising: a guide display setting unit configured to perform setting of display/non-display of the direction guide information, wherein the display control unit configured to perform the display/non-display of the direction guide information according to the setting of the guide display setting unit. ### Claim 9 (depends on 3) The surrounding monitoring device for a work machine according to claim 3, further comprising: a guide display setting unit configured to perform setting of display/non-display of the direction guide information, wherein the display control unit configured to perform the display/non-display of the direction guide information according to the setting of the guide display setting unit. ### Claim 10 (depends on 7) The surrounding monitoring device for a work machine according to claim 7, further comprising: a guide display setting unit configured to perform setting of display/non-display of the direction guide information, wherein the display control unit configured to perform the display/non-display of the direction guide information according to the setting of the guide display setting unit. ### Claim 11 (depends on 2) The surrounding monitoring device for a work machine according to claim 2, wherein the direction guide information is positional information of a ground surface level. ### Claim 12 (depends on 3) The surrounding monitoring device for a work machine according to claim 3, wherein the direction guide information is positional information of a ground surface level. ### Claim 13 (depends on 4) The surrounding monitoring device for a work machine according to claim 4, wherein the direction guide information is positional information of a ground surface level. ### Claim 14 (depends on 7) The surrounding monitoring device for a work machine according to claim 7, wherein the direction guide information is positional information of a ground surface level. ### Claim 15 (depends on 8) The surrounding monitoring device for a work machine according to claim 8, wherein the direction guide information is positional information of a ground surface level. ### Claim 16 (depends on 9) The surrounding monitoring device for a work machine according to claim 9, wherein the direction guide information is positional information of a ground surface level. ### Claim 17 (depends on 10) The surrounding monitoring device for a work machine according to claim 10, wherein the direction guide information is positional information of a ground surface level.