Last October, there were rumors mentioned that Apple was experimenting with a virtual SIM card, this virtual card allows iPhone users to bypass the operators when purchasing, when returning home users can select the App Store, and then choose the operators they want to join. The idea is good, but the European operators may not promise, they even threaten that Apple if it uses the virtual SIM card, they will no longer operate iPhone. iPad tip: convert mov to ipad. Apple had to abandon the project.

Today, the U.S. Patent and Trademark Office published Apple's this patent (the first application time was in the fourth quarter of 2010), let us understand in the future how the iPhone will use built-in NFC (near field wireless communication technology).

Virtual SIM card would be detrimental to the interests of operators, and even knock them out completely. However, Apple mentioned in the patent description, the virtual SIM card can bring greater benefits to users, in addition to optional operators, in terms of hardware, due to the cancellation of the SIM card slot, the next iPhone will be thinner and more beautiful.

On the patent, the readers without certain knowledge might not understand. In short, Apple consider to use a common registration Identity Module (USIM) card, and this virtual card has built-in NFC router and anti-interference control. Hot click: best stylus pen for ipad. The patent Figure 5A and 5B above show the hardware architecture of this virtual SIM card.