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    • 9. 发明授权
    • Elevator cab locating system including wireless communication
    • 电梯驾驶室定位系统包括无线通信
    • US07077244B2
    • 2006-07-18
    • US10524385
    • 2002-10-08
    • Jae-Hyuk OhAlan M. FinnPei-Yuan Peng
    • Jae-Hyuk OhAlan M. FinnPei-Yuan Peng
    • B66B1/34
    • B66B1/50B66B1/40
    • An elevator system (20) includes wireless communicating portions (40, 42) that communicate with each other to provide elevator cab (22) position information within a hoistway (24). In one example, a first communicating portion (40) is supported on the elevator cab (22) that generates a radio frequency trigger signal (58) that is received by a second communicating portion (42) at a selected position along the hoistway (24). The second communicating portion (42) responsively generates an ultrasound signal (64) that is received by the first communicating portion (40). A characteristic of the received locating signal, such as the timing between the trigger signal and the receipt of the locating signal, provides position information regarding the cab within the hoistway.
    • 电梯系统(20)包括彼此通信以提供电梯轿厢(22)位于井道(24)内的位置信息的无线通信部分(40,42)。 在一个示例中,第一通信部分(40)被支撑在电梯轿厢(22)上,其产生射频触发信号(58),其被沿着井道(24)的选定位置处的第二连通部分(42)接收 )。 第二通信部分(42)响应地产生由第一通信部分(40)接收的超声信号(64)。 所接收到的定位信号的特征,例如触发信号与定位信号的接收之间的定时,提供有关在井道内的驾驶室的位置信息。