Wednesday 26 August 2020

Multi-SIM Terminology


This new video and presentation looks at the operation and terminology associated with multiple SIMs in mobile cellular devices.

Slides and video embedded below introduces the concept of transceivers, active and standby states and then look at Dual Sim Single & Dual Standby (DSSS / DSDS), Dual SIM Dual Active (DSDA), Triple SIM Triple Standby (TSTS) and finally, Quad SIM Quad Standby (QSQS) in case of four SIM cards.







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