| 摘要 |
FIELD: physics, computer engineering.SUBSTANCE: invention relates to data processing systems. The device comprises: an application processor; a first random access memory (RAM) connected to the application processor, the first RAM having executed therein a first operating system (OS) that provides an operating environment for the application processor; a non-volatile storage device connected to the application processor and the first RAM, the non-volatile storage device storing data accessed by the application processor via the first OS; a wireless communication processor connected to the application processor over an internal bus; a second RAM connected to the wireless communication processor, the second RAM having executed therein a second OS that provides an operating environment for the wireless communication processor, and said second RAM having executed therein a cryptographic module. The wireless communication process does not require its own separate non-volatile storage device for storing data.EFFECT: ensuring secure data transmission within a device.13 cl, 9 dwg |
