Back in 2006-2007, when I was at Motorola myself and Guan Xin filed a disclosure on how to generate Push-to-Talk calls from a Midlet in a secured fashion. The patent was issued and now can be found in this link
Innovator, Expert Witness, Engineer, Entrepreneur, Inventor
Back in 2006-2007, when I was at Motorola myself and Guan Xin filed a disclosure on how to generate Push-to-Talk calls from a Midlet in a secured fashion. The patent was issued and now can be found in this link