Abstract: A road surface evaluation apparatus includes a microprocessor and a memory connected to the microprocessor. The memory stores map information including roughness information indicating a roughness of a surface of a road, and the microprocessor is configured to perform: acquiring as driving information of a plurality of vehicles driving on the road, position information of the plurality of vehicles, acceleration information indicating accelerations of the plurality of vehicles, driving image information including a captured image of the surface of the road, and driving sound information indicating driving sound of the plurality of vehicles; evaluating the roughness of the surface of the road based on the driving information of the plurality of vehicles; and updating the roughness information corresponding to the road stored in the memory based on an evaluation result in the evaluating.

Abstract: A road surface evaluation apparatus includes a microprocessor and a memory connected to the microprocessor. The microprocessor is configured to perform: acquiring vehicle information including information indicating a motion of a vehicle while traveling and position information of the vehicle and map information including information on a road on which the vehicle is traveling, deriving roughness information indicating a roughness of road surface and a reliability of the roughness information based on the vehicle information, and outputting the roughness information and the reliability in association with the information on the road.

Abstract: A road surface evaluation apparatus includes a microprocessor configured to perform: acquiring driving information of each of a plurality of vehicles, including a position and an acceleration of each of the plurality of vehicles while traveling, and a map information including road information on a road where the plurality of vehicles travel; evaluating a surface roughness of the road based on accelerations of the plurality of vehicles acquired in the acquiring within a predetermined period and, when a degree of accumulation of the accelerations of the plurality of vehicles acquired within the predetermined period is less than a predetermined value, evaluating the surface roughness by complementing the acceleration of the plurality of vehicles acquired before the predetermined period; and outputting information on the surface roughness evaluated in the evaluating in association with the road information acquired in the acquiring.

Abstract: A road surface evaluation apparatus includes a microprocessor is configured to perform: calculating a roughness value of road surface corresponding to a predetermined period based on driving information of the plurality of vehicles during the predetermined period; and outputting roughness information including the roughness value. The microprocessor is configured to further perform, when calculating the roughness value corresponding to a second predetermined period, estimating whether a magnitude of a change rate of the roughness value corresponding to the second predetermined period with respect to the roughness value corresponding to a first predetermined period exceeds a predetermined threshold to acquire, when the magnitude is estimated to exceed the predetermined threshold, more pieces of the driving information to be used for calculating the roughness value corresponding to the second predetermined period than when the magnitude is estimated to be equal to or less than the predetermined threshold.

Abstract: A road surface evaluation apparatus includes a microprocessor is configured to perform: acquiring as driving information of a plurality of vehicles, position information of the plurality of vehicles, acceleration information indicating acceleration of the plurality of vehicles and map information of a predetermined road; calculating a degree of stability of a driving behavior of each of the plurality of vehicles based on the driving information when the plurality of vehicles drove on the predetermined road in a past; selecting a group of vehicles to be evaluated from among vehicles whose degree of stability is equal to or greater than a predetermined degree; evaluating a roughness of a road surface of the predetermined road based on the driving information of the group of vehicles; and outputting information on the roughness evaluated in the evaluating in association with the information of the predetermined road.

Abstract: A road surface evaluation apparatus includes a microprocessor and a memory connected to the microprocessor. The memory stores map information including roughness information indicating a roughness of a surface of a road, and the microprocessor is configured to perform: acquiring as driving information of a plurality of vehicles driving on the road, position information of the plurality of vehicles, acceleration information indicating accelerations of the plurality of vehicles, driving image information including a captured image of the surface of the road, and driving sound information indicating driving sound of the plurality of vehicles; evaluating the roughness of the surface of the road based on the driving information of the plurality of vehicles; and updating the roughness information corresponding to the road stored in the memory based on an evaluation result in the evaluating.

Abstract: A road surface evaluation apparatus includes an electronic control unit having a microprocessor and a memory. The microprocessor is configured to perform acquiring driving information of each of a plurality of vehicles, including position information of the plurality of vehicles while driving and acceleration information indicating acceleration of the plurality of vehicles and map information including road information; evaluating the road roughness based on the acquired acceleration information of the plurality of vehicles; and outputting information on the evaluated road surface roughness in association with the acquired road information.

Abstract: A road surface evaluation apparatus includes a microprocessor and a memory connected to the microprocessor. The microprocessor is configured to perform: acquiring vehicle information including information indicating a motion of a vehicle while traveling and position information of the vehicle and map information including information on a road on which the vehicle is traveling, deriving roughness information indicating a roughness of road surface and a reliability of the roughness information based on the vehicle information, and outputting the roughness information and the reliability in association with the information on the road.

Abstract: A road surface evaluation apparatus including a microprocessor. The microprocessor is configured to perform acquiring driving information (including information indicating a motion of a vehicle while driving and position information of the vehicle, map information including information on a road on which the vehicle is traveling, and vehicle information including unique information of the vehicle), deriving a roughness value indicating a roughness of a road surface of the road on which the vehicle is traveling based on the driving information, correcting the roughness value based on the vehicle information, and outputting the corrected roughness value in association with the road information.

Abstract: A road surface evaluation apparatus includes a microprocessor configured to perform: acquiring driving information of each of vehicles, including a position and an acceleration of each of the vehicles while traveling, and a map information including road information on a road where the vehicles travel; evaluating a surface roughness of the road based on acquired accelerations of the vehicles; estimates a surface change location where the surface roughness has changed, based on a difference between a first road surface information including the evaluated surface roughness evaluated based on the acceleration of the vehicles acquired within a past predetermined period and a second road surface information including the evaluated surface roughness based on the acceleration of the vehicles acquired later than the past predetermined period; and outputting a road surface change information including the estimation result, in association with the road information.

Abstract: A region monitoring system includes: a first communication control unit that transmits monitoring camera captured-image data to a monitoring server, the monitoring camera captured-image data being captured-image data of a monitoring camera that monitors a region in which a plurality of houses are located; and a camera communication control unit that transmits in-vehicle camera captured-image data to the monitoring server, the in-vehicle camera captured-image data being captured-image data of an in-vehicle camera of a vehicle located in the region.

Abstract: A reverse direction traveling detection apparatus including a microprocessor. The microprocessor is configured to perform acquiring an actually measured road surface profile of a road surface on which a vehicle is traveling, determining a travel direction of the vehicle based on position information of the vehicle, further determining whether a coincidence degree between the actually measured road surface profile and a first reference road surface profile in a first lane is equal to or greater than a predetermined value when it is determined that the travel direction of the vehicle is a first direction, and determining whether the vehicle travels in reverse direction based on the actually measured road surface profile and a second reference road surface profile in a second lane when it is determined that the coincidence degree is less than the predetermined value.

Abstract: A road surface evaluation apparatus includes a microprocessor configured to perform: acquiring driving information of each of a plurality of vehicles, including a position and an acceleration of each of the plurality of vehicles while traveling, and a map information including road information on a road where the plurality of vehicles travel; evaluating a surface roughness of the road based on accelerations of the plurality of vehicles acquired in the acquiring within a predetermined period and, when a degree of accumulation of the accelerations of the plurality of vehicles acquired within the predetermined period is less than a predetermined value, evaluating the surface roughness by complementing the acceleration of the plurality of vehicles acquired before the predetermined period; and outputting information on the surface roughness evaluated in the evaluating in association with the road information acquired in the acquiring.

Abstract: A road management apparatus including a communication unit and a microprocessor. The microprocessor is configured to perform acquiring detection information via the communication unit, the detection information being information from a detection device mounted on each vehicle, and estimating a traveling lane on which each vehicle travels based on the detection information. The memory stores driving information including at least one of vehicle speed information and operation information of a direction indicator in association with the traveling lane, the driving information being obtained from the detection information acquired in each of a first period and a second period earlier than the first period. The microprocessor is configured to further perform estimating an occurrence of an abnormality on a road in the first period, in accordance with a degree of divergence between the driving information in the first period and the second period stored in the memory.

Abstract: A lane estimation apparatus including a microprocessor. The microprocessor is configured to perform determining whether a precision of positioning is equal to or larger than a predetermined value based on precision information, identifying a traveling lane based on position information and road map information when it is determined that the precision of positioning is equal to or larger than the predetermined value, then when it is determined that the precision of positioning is smaller than the predetermined value, determining whether a lane change has been made from the traveling lane identified when it has been determined that the precision of positioning is equal to or larger than the predetermined value, based on driving information and information on a road surface profile included in the road map information, and identifying the traveling lane in accordance with a determination result.

Abstract: A road management device comprises an arithmetic section that performs a certain analysis on a road using information acquired by a moving body (a vehicle) moving along the road. The arithmetic section performs the certain analysis on the road in a first time slot using first information acquired by a first moving body of a first kind, and performs the certain analysis on the road in a second time slot using second information acquired by a second moving body of a second kind.

Abstract: A region monitoring system includes: a first communication control unit that transmits monitoring camera captured-image data to a monitoring server, the monitoring camera captured-image data being captured-image data of a monitoring camera that monitors a region in which a plurality of houses are located; and a camera communication control unit that transmits in-vehicle camera captured-image data to the monitoring server, the in-vehicle camera captured-image data being captured-image data of an in-vehicle camera of a vehicle located in the region.

Abstract: An information acquisition apparatus provided in a moving object (vehicle) that moves on a road includes: a storage unit that records therein information about the road that is acquired based on movement of the moving object on the road; a determination unit that determines the type of the road on which the moving object moves and determines whether the road is of a predetermined type defined in association with the type of the moving object; and an identifying unit that identifies the information about the road acquired based on the movement of the moving object on the road of the predetermined type and recorded in the storage unit.

Abstract: A communication system includes an information acquisition unit that acquires information (road information), a type identifying unit that identifies the type of the information acquired by the information acquisition unit, a storage unit (vehicle storage unit, server storage unit) that stores relationship information that associates the type of the information with the transmission direction of the information, and a direction identifying unit that identifies the transmission direction of the information acquired by the information acquisition unit based on the identification result by the type identifying unit and the relationship information stored in the storage unit (vehicle storage unit, server storage unit).

Abstract: A road management system includes: an avoiding action detecting section that detects an avoiding action of a moving body (a vehicle, a first vehicle) moving along a road; a position detecting section that detects a position of the moving body (the vehicle, the first vehicle); an avoidance position determining section that determines an avoidance position where the avoiding action has occurred, based on a detection result of the avoiding action detecting section and a detection result of the position detecting section; and an imaging section that images a road surface of the avoidance position.