Patents

 

 

  • Johan David Van Der Tang, Wolfdietrich Georg Kasperkovitz, Pepijn Willebrord Justinus Van De Ven: Multi-phase LC oscillator. Koninklijke Philips ElectronicsMay 30, 2002: US20020063607-A1
  • Johan David Van Der Tang, Wolfdietrich Georg Kasperkovitz: Quadrature HF oscillator with isolating amplifier. January 24, 2002: US20020008590-A1

  • E. Lopelli and J. van der Tang, “Frequency detection method,” Netherlands Patent Application NL 1 029 668, Aug., 2005.
     
  • Lopelli Emanuele, Thoonen Guy Herman Marie Carlo, Van Der Tang Johan David, Communication system,WO2007015636 A3, Mar 20, 2008
  • Silvian Spiridon, Johan van der Tang, Han Yan, Hua-Feng Chen , High Performance Transmitter Having High Speed and Efficiency, US 20130279624 A1, Oct 24, 2013