speed via the transmitting unit 133 the transmitting module 133 can be a wire or wireless such as bluetooth or wifi type transmission module fig3 5 are function block diagrams of different types of local systems 1 b 1 c 1 d of the present invention as shown in fig3 the local system 1 b different from the local system 1 in fig1 includes another core computing unit 14 a bus 15 an image processor 16 a data storage unit 17 an image decoding unit 18 and a data unit 19 the core computing units 11 14 the peripheral hub 12 the image processor 16 the data storage unit 17 the image decoding unit 18 and the data unit 19 are connected by the bus 15 and can exchange data through bus 15 when the peripheral hub 12 receives the receiving data rd not shown in figure the receiving data rd can be sent to a corresponding device via the bus 15 for processing for instance if the receiving data rd is a high definition image the receiving data rd can be sent to the image decoding unit 18 for decoding then the decoded image data is sent to and processed by the image processor 16 and through bus 15 and peripheral hub 12 displayed by the image processing unit 13 or for the received signal from the data unit 19 ex wifi 3g or gps the data can be sent via bus 15 to the data storage unit 17 for storing or to.