> I do wonder how many of these are supported by common hardware like mobile phones, anybody have a pointer to a compatibility list? I see GLONASS compatibilit

> I do wonder how many of these are supported by common hardware like mobile phones, anybody have a pointer to a compatibility list? I see GLONASS compatibility on "the specs" list of almost every smart phone on gsmarena[0]. Even iPhone 4S has it. Just did a quick look-up, newer phones now support GALILEO and BDS too. [0] https://gsmarena.com https://gsmarena.com