Abstract: A reflect array that sets a reflection angle of a radio wave to an angle that is different from an angle of specular reflection. The reflect array includes a plurality of cells arranged in an array. Each of the plurality of cells includes at least two main resonant elements and a parasitic resonant element coupled to the at least two main resonant elements. The parasitic resonant element is configured to adjust a resonant frequency of the parasitic resonant element and adjust a reflection phase of a surface of the reflect array by adjusting a resonant frequency of the at least two main resonant elements each adjacent to the parasitic resonant element, to which the parasitic resonant element is coupled.

Abstract: A processing method executed by a processing system that performs first inference in an edge device and performs second inference in a server device, the processing method includes determining whether or not a tendency of a target data group on which inference is performed is changed in at least one of the edge device or the server device on a basis of a variation in load or a decrease in inference accuracy in at least one of the edge device or the server device, and executing relearning of at least one of a first model that performs the first inference or a second model that performs the second inference in a case where it is determined that the tendency of the target data group is changed.

Abstract: An apparatus for determining seat occupancy includes a seat for a vehicle, which has a seating portion, right and left load detecting portions arranged between a vehicle floor and either one of a front portion and a rear portion of the seating portion, the right load detecting portion detecting a load applied to a right side of the seating portion, the left load detecting portion detecting a load applied to a left side of the seating portion, and a seat occupancy determining portion calculating a seating load of the seat on the basis of the detected loads and determining the seat occupancy of the seat by comparing the seating load with a predetermined threshold value, wherein the seat occupancy determining portion varies the predetermined threshold value depending on of a difference value between the loads applied to the right and left sides, respectively, of the seating portion.

Abstract: An apparatus for determining a seat occupancy includes a load detecting portion attached to a seat portion of a seat for a vehicle and detecting a seat occupancy load, a seatbelt buckling detecting portion detecting an engagement of a buckle of a seatbelt, and a seat occupancy determining portion determining the seat occupancy on the basis of detection signals from the seatbelt buckling detecting portion and the load detecting portion. The seat occupancy determining portion determines a mounted state of a child seat, in which the child seat is placed on the seat and is fixed thereto by means of the seatbelt, in a case where the seat occupancy load changes so as to be increased at a predetermined speed or faster and subsequently so as to be decreased at a predetermined speed or faster, within a time period proximate to a time point when the buckle is engaged.

Abstract: A seat occupancy determining apparatus includes right and left load detecting portion provided at right and left side portions of a seat portion of a vehicle seat and detecting load applied thereto, respectively, a vehicle operation detecting portion for detecting an operation of a predetermined component of a vehicle, and a seat occupancy determining portion determining a seat occupancy state of the vehicle seat on the basis of signals outputted from the vehicle operation detecting portion and the right and left load detecting portion, the seat occupancy determining portion calculating a left-right load difference value on the basis of the detection loads and determining that vehicle seat is in a child seat fastened state where the child seat is fastened to the vehicle seat by means of a seat belt apparatus in a case where a fluctuation of the left-right load difference value occurs after the predetermined component is operated.

Abstract: A load detection device includes a load sensor provided at a support portion that is positioned at a rear portion of a seat for a vehicle, the seat including a seatback at the rear portion of the seat, the load sensor detecting a load applied to the support portion that is a part of a plurality of support portions, a load detecting portion detecting a portion of a load of a seat occupancy of the seat based on an output from the load sensor and outputting a detected load value, a longitudinal inclination angle detecting portion detecting a longitudinal inclination angle of the vehicle, and a load correcting portion correcting, depending on the longitudinal inclination angle, the detected load value of the portion of the load of the seat occupancy based on a relationship between the detected load value of the seat occupancy and the longitudinal inclination angle.

Abstract: An apparatus for determining a seat occupancy includes a load detecting portion, a seatbelt detecting portion, and a seat occupancy determining portion determining that an adult is seated on the seat in a case where a seating load equal to or greater than a predetermined first load is detected and determining a child seat placed state where a child seat is placed on the seat and fastened by the seatbelt in a case where the seating load smaller than the first load is detected and the engagement of the buckle of the seatbelt is detected. The seat occupancy determining portion maintains a determination result of the child seat placed state even when the seating load becomes equal to or greater than the first load in a case where a predetermined determination result retention condition is satisfied after the child seat placed state is determined.

Abstract: A seat occupant determining apparatus includes a first load detecting sensor at a right of a seat, a second load detecting sensor at a left of the seat, a third load detecting sensor at a front or a rear of the first and second load detecting sensors, in order to detect a part of the load, respectively, a right-left sum value calculating portion calculating a right-left sum value, a threshold changing portion for changing an occupant determining threshold on the basis of the load value of the third load detecting sensor, and an occupant determining portion determining an occupant of the seat to be an adult when the right-left sum value is equal to or more than the occupant determining threshold and determining an occupant of the seat to be a child in a child seat when the right-left sum value is less than the occupant determining threshold.

Abstract: An apparatus for determining an impact on a vehicle includes: a load detecting portion attached to an end portion of a seat portion of a seat for the vehicle, and detecting a compressing-direction load, and a pulling-direction load; and an impact determining portion determining that the impact is applied on the vehicle in a case where the compressing-direction load, which is equal to or larger than a first predetermined value, is detected and subsequently the pulling-direction load, which is equal to or larger than a second predetermined value, is detected within a first predetermined time period, or in a case where the pulling-direction load, which is equal to or larger than a third predetermined value, is detected and subsequently the compressing-direction load, which is equal to or larger than a fourth predetermined value, is detected within a second predetermined time period.

Abstract: A vehicle tilt detecting apparatus includes a load sensor provided for detecting a load acts on a supporting portion, a load detecting portion detecting a partial load value of the load placed on the seat on the basis of an output from the load sensor and outputting a detected load value, first interrelating portion indicates a relation between a detected load value of no-load and a front-rear tilt angle of the vehicle, unoccupied seat determining portion determining an unoccupied state, where no-load is placed on the seat, when the detected load value outputted from the load detecting portion is less than an unoccupied seat determining value and front-rear tilt angle calculating portion calculating the front-rear tilt angle corresponding to the detected load value outputted from the load detecting portion, on the basis of the first interrelating portion, when the unoccupied seat determining portion determines the unoccupied state.

Abstract: A seat belt warning device includes a seat belt restraining and releasing a passenger seated on a seat for a vehicle, a load detecting device including two load sensors that are provided at a rear portion of the seat, a warning member warning a passenger to fasten the seat belt, and a controlling portion determining one of an unoccupied-seat recognition mode, a passenger seating recognition mode, and a luggage recognition mode. The controlling portion performs a first transition process in which the unoccupied-seat recognition mode is shifted to the luggage recognition mode and in which the luggage recognition mode is shifted to the unoccupied-seat recognition mode. The controlling portion performs a second transition process in which the unoccupied-seat recognition mode is shifted to the passenger seating recognition mode and in which the passenger seating recognition mode is shifted to the unoccupied-seat recognition mode.

Abstract: An air cleaner unit includes a casing and a filter element disposed in the casing for filtering air to be introduced into an internal combustion engine of a vehicle. The casing includes a first case member and a second case member that are coupled to each other such that the filter element is housed in an element housing portion of the casing. The first case member has a hinge receiving portion, and the second case member has a hinge inserting portion. The hinge receiving portion and the hinge inserting portion are disposed under the element housing portion. The hinge receiving portion includes an engagement opening in which the hinge inserting portion is received such that the hinge receiving portion and the hinge inserting portion are connected in a hinge manner. The hinge receiving portion further includes a hinge receiving surface that extends from a vicinity of the engagement opening.

Abstract: An air cleaner unit for an internal combustion engine includes a casing and a filter element disposed in the casing. The casing includes a first case member having a first opening and a first sealing surface on a periphery of the first opening and a second case member having a second opening and a second sealing surface on a periphery of the second opening. The first case member and the second case member are coupled such that the first and second openings are opposed in a substantially horizontal direction of a vehicle. The filter element has a peripheral portion that is interposed between the first sealing surface and the second sealing surface. The first case member includes a side wall and a projection that projects from an inner surface of the side wall. The filter element is held in a substantially vertical position in the casing through the projection.

Abstract: A method for adjusting sensitivity of a load detecting device of a seat for a vehicle includes a seat assembling step for assembling the seat with plural load sensors assembled, a zero point adjusting step for obtaining a non-load output value by totaling output values of the load sensors when no load is applied on the seat and memorizing the non-load output value in a memory of a processing device, an adjusted output value calculating step for obtaining an adjusted output value by subtracting the non-load output value from a total of the output values of the load sensors when a predetermined load is applied on the seat, a trimming coefficient calculating step for calculating a trimming coefficient by dividing a designed output value by the adjusted output value, and a trimming coefficient memorizing step for memorizing the trimming coefficient in the memory of the processing device.

Abstract: An apparatus for determining seat occupancy includes a seat for a vehicle, which has a seating portion, right and left load detecting portions arranged between a vehicle floor and either one of a front portion and a rear portion of the seating portion, the right load detecting portion detecting a load applied to a right side of the seating portion, the left load detecting portion detecting a load applied to a left side of the seating portion, and a seat occupancy determining portion calculating a seating load of the seat on the basis of the detected loads and determining the seat occupancy of the seat by comparing the seating load with a predetermined threshold value, wherein the seat occupancy determining portion varies the predetermined threshold value depending on of a difference value between the loads applied to the right and left sides, respectively, of the seating portion.

Abstract: A seat occupant determining apparatus includes a first load detecting sensor at a right of a seat, a second load detecting sensor at a left of the seat, a third load detecting sensor at a front or a rear of the first and second load detecting sensors, in order to detect a part of the load, respectively, a right-left sum value calculating portion calculating a right-left sum value, a threshold changing portion for changing an occupant determining threshold on the basis of the load value of the third load detecting sensor, and an occupant determining portion determining an occupant of the seat to be an adult when the right-left sum value is equal to or more than the occupant determining threshold and determining an occupant of the seat to be a child in a child seat when the right-left sum value is less than the occupant determining threshold.

Abstract: An apparatus for determining an impact on a vehicle includes: a load detecting portion attached to an end portion of a seat portion of a seat for the vehicle, and detecting a compressing-direction load, and a pulling-direction load; and an impact determining portion determining that the impact is applied on the vehicle in a case where the compressing-direction load, which is equal to or larger than a first predetermined value, is detected and subsequently the pulling-direction load, which is equal to or larger than a second predetermined value, is detected within a first predetermined time period, or in a case where the pulling-direction load, which is equal to or larger than a third predetermined value, is detected and subsequently the compressing-direction load, which is equal to or larger than a fourth predetermined value, is detected within a second predetermined time period.

Abstract: A seat belt warning device includes a seat belt restraining and releasing a passenger seated on a seat for a vehicle, a load detecting device including two load sensors that are provided at a rear portion of the seat, a warning member warning a passenger to fasten the seat belt, and a controlling portion determining one of an unoccupied-seat recognition mode, a passenger seating recognition mode, and a luggage recognition mode. The controlling portion performs a first transition process in which the unoccupied-seat recognition mode is shifted to the luggage recognition mode and in which the luggage recognition mode is shifted to the unoccupied-seat recognition mode. The controlling portion performs a second transition process in which the unoccupied-seat recognition mode is shifted to the passenger seating recognition mode and in which the passenger seating recognition mode is shifted to the unoccupied-seat recognition mode.

Abstract: A load detection device includes a load sensor provided at a support portion that is positioned at a rear portion of a seat for a vehicle, the seat including a seatback at the rear portion of the seat, the load sensor detecting a load applied to the support portion that is a part of a plurality of support portions, a load detecting portion detecting a portion of a load of a seat occupancy of the seat based on an output from the load sensor and outputting a detected load value, a longitudinal inclination angle detecting portion detecting a longitudinal inclination angle of the vehicle, and a load correcting portion correcting, depending on the longitudinal inclination angle, the detected load value of the portion of the load of the seat occupancy based on a relationship between the detected load value of the seat occupancy and the longitudinal inclination angle.

Abstract: An apparatus for determining a seat occupancy includes a load detecting portion attached to a seat portion of a seat for a vehicle and detecting a seat occupancy load, a seatbelt buckling detecting portion detecting an engagement of a buckle of a seatbelt, and a seat occupancy determining portion determining the seat occupancy on the basis of detection signals from the seatbelt buckling detecting portion and the load detecting portion. The seat occupancy determining portion determines a mounted state of a child seat, in which the child seat is placed on the seat and is fixed thereto by means of the seatbelt, in a case where the seat occupancy load changes so as to be increased at a predetermined speed or faster and subsequently so as to be decreased at a predetermined speed or faster, within a time period proximate to a time point when the buckle is engaged.