A charging mat with embedded communications capabilities for providing power to a portable device which is set upon the charging mat and for providing connection to various peripheral devices while the portable device rests upon the charging mat. It is envisioned that by including the communications...http://www.google.com.hk/patents/US20050052156?utm_source=gb-gplus-share專利 US20050052156 - Wireless charging mat with integrated interface connection
