A memory device is provided comprising a built-in memory array, a first connector configured to connect to a removable memory device comprising a lower-endurance memory array than the built-in memory array, a second connector configured to connect to a host device, and circuitry operative to control...http://www.google.es/patents/US7613857?utm_source=gb-gplus-sharePatente US7613857 - Memory device with a built-in memory array and a connector for a removable memory device
Memory device with a built-in memory array and a connector for a removable ...