Otis Elevator Company

Goodrich Corporation

Parikshith B Channegowda

Enrico Manes

Matthew Robert Pearson

Goran Djuknic

Parag M Kshirsagar

Suman Dwari

Yongduk Lee

Stephen Savulak

Ajit Rajagopalan

A system for use in generating a power signal includes a first stage circuit having: a first input line coupled to a first stage first parallel line having a first stage first switch positioned thereon, a second input line coupled to a first stage second parallel line having a first stage second switch positioned thereon, and a first stage third parallel line oriented in parallel with the first stage first parallel line and the first stage second parallel line between a positive rail and a negative rail, the first stage third parallel line having a first capacitor positioned thereon. The system further includes a second stage circuit having a resonant inverter coupled between the positive rail and the negative rail and configured to output the power signal.

Transformer-less AC-DC input compatible boost resonant inverter

A wireless power transfer system for wirelessly powering a conveyance apparatus of a conveyance system including: a wireless electrical power transmitter located along a side of the conveyance system in a first location, the side being stationary; and a wireless electrical power receiver located along a surface of the conveyance apparatus opposite the side, the wireless electrical power receiver and the wireless electrical power transmitter being in a facing spaced relationship defining a gap therebetween when the wireless electrical power receiver is located at the first location.

Wireless power transfer system for elevators with extended range

Growing community of inventors

Glastonbury, CT, United States of America

Parikshith B Channegowda