Revolution Is Coming: Apple may release iPhone with two SIM-cards

The essence of the patent
The patent application, made public by the American Bureau of patents and trademarks, describes the Dual SIM Dual Active (DSDA) technology. It assumes that both SIM-card permanently reside in the active state and can receive calls over a single network or different operators independently.
To accomplish this, Apple complement Smartphone dual slot for SIM-cards, the two receivers, two antennas and a radio transmitter. According to experts, the failure of the 3.5mm connector allowed to place all the elements without increasing the size of iPhone 7 as compared to the iPhone 6s.