Abstract:
PROBLEM TO BE SOLVED: To provide a technology for detecting abnormality of a position measuring means and a direction measuring means in an autonomous moving robot. SOLUTION: This method of detecting abnormality of the position measuring means and the direction measuring means mounted on the autonomous moving robot includes: a process of obtaining a position measured value; a process of obtaining a direction measured value; a process of diagnosing presence/absence of abnormality of the position measured value; a process of diagnosing presence/absence of abnormality of the direction measured value; a process of storing the position measured value diagnosed to be no abnormality in association with the measured time; and a process of storing the direction measured value diagnosed to be no abnormality in association with the measured time, wherein in the process of diagnosing presence/absence of abnormality of the position measured value, the presence/absence of abnormality of the obtained position measured value is diagnosed based upon the position measured value and the direction measured value measured at the past same time, and in the process of diagnosing presence/absence of abnormality of the direction measured value, the presence/absence of abnormality of the obtained direction measured value is diagnosed based upon the aged change of the position measured value measured and stored in the past. COPYRIGHT: (C)2007,JPO&INPIT
Abstract:
PROBLEM TO BE SOLVED: To provide an inspection method for electrically verifying whether a spring and a terminal are in contact with each other in an appropriate position in design.SOLUTION: An inspection method of an electronic control device 200 which electrically connects an electronic component 25 with a terminal 51 via a conductive elastic member 52 includes: a voltage applying step of applying a voltage between the above terminal and a second terminal 21 electrically connected to the electronic component; a current value measurement step of measuring a current value of a current flowing from the terminal to the second terminal; a step of ensuring contact between the electronic component and the elastic member when a resistance value obtained from the applied voltage value and the current value is equal to or less than a first threshold; and a step of detecting a contact failure between the electronic component and the elastic member when the resistance value is not equal to or less than the first threshold.
Abstract:
PROBLEM TO BE SOLVED: To provide a positioning system for moving objects and highly accurate positioning etc. of moving objects through the use of speed correction data derived on the side of a reference station. SOLUTION: The positioning system for moving objects includes correction data generating means 50 and 52 provided for the reference station 20 for measuring the speed of the reference station on the basis of the Doppler range of satellite radio waves obtained by observation at the reference station and generating speed correction data on the basis of results of the measurement; a data transmission means 54 provided for the reference station for transmitting both observation data of satellite radio waves obtained by observation at the reference station and the speed correction data to a moving object; a data reception means 40 provided for the moving object 30 for receiving the observation and speed correction data transmitted from the reference station; and positioning means 42, 44, 46 and 48 provided for the moving object for positioning the moving object on the basis of the observation data of satellite radio waves obtained by observation at the moving object and the observation and speed correction data received by the data reception means. COPYRIGHT: (C)2010,JPO&INPIT
Abstract:
PROBLEM TO BE SOLVED: To provide a GPS positioning device and a method capable of properly computing positioning even when new and old satellite information is intermingled in a GPS receiver. SOLUTION: Provided is a GPS positioning device comprising a satellite information memorizing means for memorizing the newest satellite information of a plurality of respective GPS satellites periodically received from the GPS satellites; a new/old mixture determining means for determining whether the newest satellite information and the satellite information received in the last time and not newest are mixedly memorized in the newest satellite information of the plurality of respective GPS satellite memorized by the satellite information memorizing means; and a positioning computing means for computing positioning coordinates of the GPS positioning device depending on the result of determination by the new/old mixture determining means. COPYRIGHT: (C)2009,JPO&INPIT
Abstract:
PROBLEM TO BE SOLVED: To provide a movable body controlling system which precisely calculates the absolute position of a moving part of a movable body. SOLUTION: The movable body controlling system including the movable body and a device to transmit signals containing the transmission time information, is equipped with: the main body; the moving part; an actuator to drive the moving part; a signal reception part mounted on the main body and receiving the signals; a position calculating part to calculate the absolute position of the signal reception part from the signals, a driving amount sensing part for the actuator; and a functional part to calculate the absolute position of the moving part from the position information calculated by the position calculating part and the driving amount obtained through sensing. The absolute position calculating part is equipped with: a timer; a memory part to store both the driving amount sensed and the sensing time; a specifying part to specify the driving amount at the point when a signal is transmitted from the transmitting time information out of the memory part; and a calculation part to calculate the absolute position of the moving part at the time of transmitting the signal, from the driving amount and the position information calculated by a main body position calculating device. COPYRIGHT: (C)2007,JPO&INPIT
Abstract:
PROBLEM TO BE SOLVED: To provide a technology for quickly returning to the target foot sole disposition course in a legged robot walking while updating the action plan based upon a difference from the target foot sole disposition course of the measured foot sole disposition by measuring the actual foot sole disposition of the support leg. SOLUTION: This robot includes: a means for measuring the foot sole grounding position and the grounding direction of the support leg; a means for estimating the grounding position and the grounding direction of the foot sole of the support leg next scheduled to ground based upon the measured grounding position and grounding direction; a means for specifying the deviation between the grounding position of the foot sole and the target grounding position of the foot sole; a means for specifying the deviation between the grounding direction of the foot sole and the target grounding direction of the foot sole; a means for specifying the deviation of the grounding position of the foot sole sideways of the foot sole; a means for calculating the correction amount of the grounding position of the foot sole and the correction amount of the grounding direction; and a means for updating the action plan. The means for calculating the correction amount sets the correction amount of the grounding direction of the foot sole to a larger value as the deviation of the grounding position of the foot sole sideways of the foot sole becomes larger. COPYRIGHT: (C)2007,JPO&INPIT
Abstract:
PROBLEM TO BE SOLVED: To enable a stable manufacturing of a metal sheet with high quality, in an apparatus for manufacturing a metal sheet from molten metal using a pair of cooling rollers. SOLUTION: A modeled zone 50 is set up in an aperture of the cooling rollers 12 and 14 and its vicinity. The modeled zone 50 includes a molten metal zone 28 and a part of the cooling roller 14. In the modeled zone 50, a solidification model to calculate solidifying state of the molten metal divided into a plurality of cells is formed. Sensors 31, 38, 39 measure designated physical quantities from the modeled zone 50. A controller 40 estimates the current solidifying state of the molten metal using the measured physical quantities. Then, according to the estimated solidifying state, rotation speed of the cooling rollers 12, 14, cooling capacity of the cooling rollers 12, 14, coating amount of a parting agent on the cooling rollers 12, 14, pressuring load of the cooling rollers 12, 14, temperature of the molten metal 28 and supplying amount of the molten metal 28 and so on are adjusted. COPYRIGHT: (C)2006,JPO&NCIPI
Abstract:
PROBLEM TO BE SOLVED: To improve energy efficiency for an entire system by controlling the power consumption of an air pump supplying fuel air within a range of permissible power consumption. SOLUTION: The fuel evaporator is equipped with an air pump (61) exchanging heat with raw fuel (90) and supplying combustion air to generate combustion gas to a heating fluid passage (70) as a passage of the combustion gas for evaporating the raw fuel (90), a cooling means (62) to cool the burning air, and a control part (24) to control the air pump (61) and the cooling means (62). The control part (24) increases the volume density by lowering combustion air temperature by controlling the cooling means (62) when an amount of combustion air required to evaporate the raw fuel (90) exceeds the possible supply of the combustion air amount within the permissible power consumption of the air pump (61), and then, the power consumption of the air pump (61) is limited within a permissible power consumption range. COPYRIGHT: (C)2004,JPO&NCIPI
Abstract:
PROBLEM TO BE SOLVED: To reduce the frequency of working necessary for the correction of an unbalance and set the magnitude of acceleration within a standard by performing the working once or twice. SOLUTION: This method comprises a first measuring process of measuring the magnitude and phase of acceleration; processes of reading correction quantity and correcting direction from correction quantity and correcting direction maps; a first working process of working a rotator to correct the unbalance; a second measuring process of remeasuring the magnitude and phase of the acceleration; processes of renewing the correction quantity within the correction quantity map and the correcting direction within the correcting direction map; processes of reading correction quantity and correcting direction from the renewed correction quantity map and correcting direction map by use of the magnitude and phase of the acceleration measured in the second measuring process with retrieval keys; and a process of reworking the rotator on the basis of the correction quantity and correcting direction read from the renewed maps to correct the unbalance.
Abstract:
PROBLEM TO BE SOLVED: To reduce a driver's feeling of strangeness to a control of a power train.SOLUTION: A vehicle travel control device 100 controls the power train 5 including an engine 51 and a transmission 52, installed on a vehicle. The vehicle travel control device 100 also includes: a road surface information memory unit 22 storing in advance road surface information including a gradient value information showing a gradient value of a road, while associating the road surface information with map information; an operation history memory unit 23 storing operation history information as operation information showing operations performed by the driver of the vehicle while the vehicle has traveled so far, while associating the operation history information with the map information; and a first traveling control part 111 controlling the power train 5, based on the road surface information and the operation history information.