Patent ID: 11964846
Assignee: OTIS ELEVATOR COMPANY
Field: Handling (Mechanical engineering)
Classification: CPC B | IPC B

Claim 0:
1. A method of detecting a location of a conveyance apparatus within a conveyance system, the method comprising:
detecting a sync sensor along a path of a conveyance apparatus at a first point in time, the sync sensor being at a known location along the path of the conveyance apparatus;
monitoring a first acceleration of the conveyance apparatus along a first axis from the first point in time to a second point in time;
determining a first distance away from the sync sensor along the path of the conveyance apparatus in response to the first acceleration of the conveyance apparatus and a period of time between the first point in time and the second point in time;
determining a first location of the conveyance apparatus along the path of the conveyance apparatus in response to the known location of the sync sensor and the first distance away from the sync sensor:
monitoring a second acceleration of the conveyance apparatus along a first axis from the second point in time to a third point in time;
determining a second distance away from the first location along the path of the conveyance apparatus in response to the second acceleration of the conveyance apparatus between the second point in time and the third point in time and a period of time between the second point in time and the third point in time; and
determining a second location of the conveyance apparatus along the path of the conveyance apparatus in response to the first location and the second distance away from the first location.