Have you ever gotten a new phone only to find out it’s locked to a specific carrier? This often happens when you purchase a subsidized phone from a carrier. The carrier locks the phone so you can’t ...

NTT Docomo has announced the development of a wireless Portable SIM prototype that can be waved in front of a compatible smartphone to provide network authentication information. The device could ...

Portable SIM card stores authentication information to wirelessly connect any smartphone or tablet to a network with the wave of a hand Instead of burying them in phones, Japanese mobile carrier NTT ...