High Performance Medium-Range Wireless Charging Technology

Overview

Hong Kong Applied Science and Technology Research Institute Company Limited (ASTRI) has developed a medium-range wireless power transmission technology platform providing a safe and high-performance multi-device charging solution for smart homes.

  • High Performance Medium-Range Wireless Charging Technology
Research completion
2020
Commercialisation opportunities
IP licensing; Technology co-development
Problem addressed

As effort to address the constraints of short distance, specific orientation, low charging power, device overheated and only single device supported for conventional wireless charging solutions, ASTRI has developed a wireless power transmission technologies with higher power rating over longer transmission distance for multiple device charging, higher tolerance of misalignment, and is a safer charging solution with reduced overheat problem.

Innovation
  • High Frequency Magnetic Resonance
  • Automatic Impedance Matching
  • Uniform Magnetic Field Generation
  • High-Efficiency Adaptive ZVS Topology
  • Eliminated Cross-Platform Jamming
Key impact
  • Simultaneous multiple devices charging
  • Longer wireless charging distance
  • Higher power rating
  • Free-position charging
  • Safer charging by reducing overheat problem
Application
  • Smart Home
  • Internet of Things (IoT)
  • Consumer electronics
  • Sensors

Patent

  • US Patent No. 10,097,031 and CN Patent No.ZL201680001092.2
  • US Patent No. 10,250,076 and CN Patent No.ZL201780000211.7
  • US Patent No. 10,873,222 and CN Patent No.ZL201880000329.4
  • US Patent No. 10,230,311 and CN Patent No.ZL201780000156.1
  • US Patent No. 10,637,298 and CN Patent No.ZL201880000156.6
Hong Kong Applied Science and Technology Research Institute (ASTRI)

Hong Kong Applied Science and Technology Research Institute (ASTRI) is founded in 2000 by the Government of the Hong Kong Special Administrative Region. As Hong Kong’s largest government-funded research and development centre, ASTRI is a key force and super connector driving innovation and technology advancement in Hong Kong, the Greater Bay Area, and the global innovation ecosystem. This role is strengthened through its merger with Nano and Advanced Materials Institute (NAMI).

Committed to bringing high impact research from lab to market, ASTRI advances interdisciplinary, market driven R&D that delivers practical innovations for industry and meaningful benefits for society.

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