Abstract: A survey system is provided which includes a surveying instrument capable of performing distance and angle measurements of a target attached to a pole, a controller that is attached to the pole and transmits commands from an input unit for inputting commands to the surveying instrument, and an eyewear device capable of displaying an image superimposed on a landscape. Measurement points are displayed by being synchronized with and superimposed on a landscape of a survey site on an eyewear device, and by inputting a command from the controller to the surveying instrument in a state where the controller is attached to the pole, distance and angle measurements of the target are made. Unnecessary turning of gaze and hand movements are omitted, and a survey work can be efficiently performed by the worker alone.

Abstract: Provided is an unevenness level inspecting device includes a target at a known distance from a to-be-inspected surface, a traveling unit for traveling on the to-be-inspected surface, a communication unit capable of making communication with a surveying instrument for measuring three-dimensional position coordinates of the target, and a control unit configured to calculate a height of the to-be-inspected surface corresponding to a measurement position of the target, the control unit calculates a height of the to-be-inspected surface corresponding to a measurement position of the target measured each time the unevenness level inspecting device travels a predetermined distance, and generates display data for displaying unevenness level information associating a difference between the height of the to-be-inspected surface and a reference height with inspecting device position coordinates in a manner that the unevenness level information is superimposed on a site design drawing.

Abstract: A hammering test system includes a hammering test device including a target, a flying unit, and a hammering test mechanism configured to conduct a hammering test on a test object, a surveying instrument including a scanner for acquiring point cloud data by scanning with scanning light, and configured to be capable of performing tracking and distance and angle measurements of the target, and an arithmetic processing unit including a point cloud data analyzing unit configured to calculate shape data by analyzing point cloud data acquired by the scanner, and a flight plan calculating unit configured to calculate a flight plan of the hammering test device based on the shape data calculated by the point cloud data analyzing unit, and the surveying instrument tracks the target of the hammering test device and makes distance and angle measurements when the hammering test mechanism conducts a hammering test.

Abstract: A survey system is provided which includes a surveying instrument capable of performing distance and angle measurements of a target attached to a pole, a controller as a glove-shaped wearable device to be worn on a hand of a worker, and configured to transmit commands to the surveying instrument from an input unit for inputting commands, and an eyewear device capable of performing display superimposed on a landscape. Measurement points are displayed by being synchronized with and superimposed on a landscape of a survey site on the eyewear device, and by inputting a command by a worker from the glove-shaped controller that the worker wears into the surveying instrument while the worker grips the pole, distance and angle measurements of the target are made. Unnecessary turning of gaze and hand movements are omitted, and a survey work can be efficiently performed by the worker alone.

Abstract: A voltage generated in a DC line at the time when a sub module is deactivated in the event of a short-circuiting fault in the DC line is suppressed. A power conversion system includes a power converter including a leg circuit, a control device, and a voltage suppression circuit connected to a DC line. The leg circuit includes a plurality of sub modules connected in series, and at least one of them is a first sub module implemented by a sub module in a full-bridge configuration or a 1.5 half-bridge configuration. When the control device detects a short-circuiting fault in the DC line, it stops a switching operation of the plurality of sub modules. The voltage suppression circuit is configured to suppress a voltage generated in the DC line when the switching operation is stopped.

Abstract: An unevenness level inspecting device includes a target T at a known distance from a to-be-inspected surface, a traveling unit for traveling on the to-be-inspected surface, a first marker for marking information on the to-be-inspected surface, and a control unit configured to control the first marker, and the control unit calculates a height of the to-be-inspected surface at a measurement position of the target T based on three-dimensional position coordinates of the target input each time the unevenness level inspecting device travels a predetermined distance, and controls the first marker so as to mark unevenness level information indicating a difference between the height of the to-be-inspected surface and a reference height on a corresponding position on the to-be-inspected surface, and the unevenness level information is marked in a color that differs depending on a magnitude of the difference between the height of the to-be-inspected surface and the reference height.

Abstract: A marking apparatus includes a marking apparatus main body including a target, a traveling mechanism for automatically traveling on a traveling surface, and a printer, and a control unit configured to control the printer and the mechanism. The control unit controls the traveling so that the mechanism automatically travels along a set traveling route, the control unit compares position coordinates of the marking apparatus main body obtained from three-dimensional position coordinates of the target during traveling input at predetermined intervals with the traveling route, and corrects traveling to eliminate a deviation from the traveling route, the control unit controls the printer so as to print the marking information set at a position corresponding to the position coordinates of the marking apparatus main body, and traveling route data setting the traveling route and marking information data defining the marking information are created based on CAD design data.

Abstract: A survey system is provided which includes a surveying instrument capable of making distance and angle measurements of a target attached to a pole, and an eyewear device including an eye sensor configured to detect an eye motion, and an input unit for inputting a command corresponding to an eye motion detected by the eye sensor into the surveying instrument, and capable of displaying an image superimposed on a landscape. Measurement points are displayed on the eyewear device by being synchronized with and superimposed on a landscape of a survey site, and from the eyewear device worn by a worker, according to an eye motion, a command is input into the surveying instrument and distance and angle measurements of the target are made. A worker can perform a work while keeping a posture gripping the pole.

Abstract: Provided is a hammering test system. A hammering test system includes a hammering test device including a target, a traveling mechanism for automatically traveling on a to-be-tested surface, a marking mechanism configured to perform marking on the to-be-tested surface, an adsorbing mechanism for adsorbing to the to-be-tested surface, and a hammering test mechanism configured to conduct a hammering test on the to-be-tested surface, and a surveying instrument capable of performing automatic tracking and distance and angle measurements of the target. A hammering test is conducted by causing the hammering test device to travel to a desired position while adsorbing to a to-be-tested surface by the adsorbing mechanism. When it is determined that there is an abnormality, a marking is marked on the to-be-tested surface. The surveying instrument automatically tracks the target, and when conducting a hammering test, makes distance and angle measurements of the target.

Abstract: Provided is a communication management system of a surveying instrument, which enables management by a management server through a communication network even when the surveying instrument has no communication function with the management server through the communication network.

Abstract: A crack measuring apparatus includes distance-measuring units, an image pickup unit having pixels the positions of which are identified on an imaging device, an infrared image pickup unit having pixels the positions of which are identified on an imaging device and having sensitivity to infrared rays, driving units, angle-measuring units, and an arithmetic control unit, the arithmetic control unit searches for a cracked portion from a temperature difference in an infrared image by turning the infrared image pickup unit, captures an image of the cracked portion by the image pickup unit and identifies a position of the cracked portion from a density difference in the captured image, measures the position of the cracked portion by the distance-measuring units and the angle-measuring units, and acquires three-dimensional absolute coordinates of the cracked portion.

Abstract: According to one embodiment, a memory system includes a nonvolatile memory and a controller. The controller communicates with a host. The host includes a host memory and a circuit. The circuit accesses the host memory in a unit of first size. When an address designated as a first location of the host memory where data read from the nonvolatile memory is to be stored is not aligned with a boundary in the host memory defined in a unit of the first size, the controller transmits a first packet which has a size from the first location to the boundary and includes the read data to be stored from the first location, and transmits a second packet which has the first size and includes the read data to be stored from the boundary thereafter.

Abstract: A remote operation system of a surveying instrument includes a surveying instrument including a survey unit, a control unit, a management server capable of communicating with the surveying instrument through the communication network, a remote terminal configured to command the management server to add a function of the surveying instrument through the communication network, and a billing system connected to the communication network, wherein the remote terminal commands the management server MS to consume a quantity of virtual currency corresponding to addition of the function, the management server adds the function of the surveying instrument when the quantity of virtual currency corresponding to addition of the function is consumed based on the command from the remote terminal, and the billing system executes a billing process based on billing data corresponding to the quantity of virtual currency.

Abstract: In an MMC-based power conversion device, a control device generates, for each leg circuit, a first voltage command value not based on circulating current circulating between a plurality of leg circuits and a second voltage command value based on the circulating current. A plurality of individual controllers are provided respectively corresponding to a plurality of converter cells and generate a gate control signal for controlling turning on and off of a switching element of the corresponding converter cell, based on the first voltage command value and the second voltage command value. When generating the gate control signal using pulse width modulation, each individual controller modulates a carrier signal in accordance with the second voltage command value such that the pulse width of the gate control signal changes in accordance with the second voltage command value.

Abstract: An object is to recognize an instrument mismatch with respect to a use situation of a user for a surveying instrument. An information processing device includes an input information creating unit configured to collect information stored in each surveying instrument from a plurality of surveying instruments, and create learning data by associating surveying instrument information, information on measuring function, and information on measuring amount; and a learning model generating unit configured to execute machine learning by using the learning data, and when information on object measuring function and information on object measuring amount used in an object surveying instrument owned or managed by the user are input, generate a learning model for estimating suitable surveying instruments with respect to the information on object measuring function and the information on object measuring amount.

Abstract: A surveying device includes a wearable device including a posture sensor for detecting three-axis directions of a line-of-sight direction x, a left-right direction y, and an up-down direction z-axis of the worker, a distance-measuring unit for measuring a linear distance L from a distance measuring start point to a measurement point in the x-axis, and a position sensor having a fixed disposition relationship with the distance-measuring unit based on the three-axis directions, an operation unit, a disposition storage unit, and an arithmetic unit for acquiring the linear distance, position information, posture information, and the disposition relationship, calculating coordinates of the distance measuring start point by moving coordinates acquired by the position sensor in the three-axis directions based on the disposition relationship, and recognizing coordinates moved by the linear distance in the x-axis direction from the coordinates of the distance measuring start point as coordinates of the measurement poi

Abstract: A managing system includes an electronic marker to be used near a measurement point, including a position sensor, a posture sensor, a communication section, and a marker operation button group, an eyewear device to be worn on the head of the worker, including a display, an imaging section, a position sensor, a posture sensor, and a communication section, an arithmetic device for synchronizing positions and postures of the electronic marker and the eyewear device, displaying a handwritten data synthesized image obtained by synthesizing the handwritten data written at coordinates of a tip end port of the electronic marker of the marker operation button group with an image imaged by the imaging section, and applying OCR processing to the handwritten data synthesized image, and a storage device for storing the handwritten data synthesized image and text data extracted by the OCR processing as additional data of the measurement point.

Abstract: A measuring system includes a surveying instrument including a distance-measuring section, an angle-measuring section, an imaging section, a drive section, and a communication section, a measuring marker to be carried by a worker, including a position sensor, a posture sensor, a laser emitting section, a laser light emission port, a distance meter, and a communication section, an eyewear device to be worn on the head of the worker, including a display, an imaging section, a position sensor, a posture sensor, and a communication section, and an arithmetic device configured to synchronize coordinate of the above devices, and calculate an identified three-dimensional position of the measurement point by image analysis from images imaged by the imaging sections of the surveying instrument and the eyewear device, and measures the identified three-dimensional positions of a plurality of the measurement points in the order in which measurement instructions were issued by the worker.

Abstract: A storage device includes a shutter having a vertically divided dome shape formed by cutting a one-end-closed cylindrical shape at two planes, the one-end-closed cylindrical shape being formed by closing an upper end of a cylindrical portion whose axis line is along an up-down direction, an arc-shaped lower portion reinforcing member which has a higher rigidity than the cylindrical portion, a housing, which includes an opening portion, the opening portion being opened and closed by the shutter rotating around the axis line, a bearing portion provided in the housing, which suspends and supports the ceiling surface portion, a lower end support portion, which supports a lower surface of the lower portion reinforcing member at a plurality of locations; and an inner side support portion, which supports an inner peripheral surface of the lower portion reinforcing member at a plurality of locations.

Abstract: In order to achieve the object described above, a communication management system includes: a surveying instrument including a survey unit, a GPS device, a control unit, and a communication unit; a management server capable of communicating with the surveying instrument; and a remote terminal capable of communicating with the management server, wherein the remote terminal sets a usable range of the surveying instrument, and sets determination on entrance and exit of the surveying instrument into and from the usable range, and an operation responsive to results of the determination, and makes the management server store these, the surveying instrument transmits own GPS information to the management server, and the management server compares entrance and exit of the surveying instrument into and from the usable range with the GPS information and executes the determination, and executes the operation based on results of the determination.