Electronic Card Type Media Storage and Player Device
An electronic card includes (a) a card body substrate, (b) a flash memory device embedded in the card body substrate, (c) a microprocessor unit coupled to the flash memory device, and (d) a wireless interface adapted to communicate with a wireless headphone. The electronic card may also includes a battery for providing power to the flash memory, the microprocessor unit, and the wireless interface.
1 . An electronic card comprising:
a card body substrate;
a flash memory device embedded in the card body substrate;
a microprocessor unit coupled to the flash memory device; and
a wireless interface adapted to communicate with a wireless headphone.
2 . The electronic card of claim 1 , further comprising a battery for providing power to the flash memory, the microprocessor unit, and the wireless interface.
3 . The electronic card of claim 2 , wherein the battery is embedded in the card body substrate.
4 . The electronic card of claim 2 , wherein the battery is rechargeable and the electronic card further comprising a power antenna coupled to the battery.
5 . The electronic card of claim 2 , further comprising an adapter adapted to receive an external battery.
6 . The electronic card of claim 5 , wherein the adapter is an universal serial bus (USB) connector.
7 . The electronic card of claim 1 , further comprising:
a power circuit for providing power to the flash memory, the microprocessor unit, and
the wireless interface; and a power antenna coupled to the power circuit.
8 . The electronic card of claim 1 , further comprising an adapter adapted to receive an external speaker system.
9 . The electronic card of claim 1 , further comprising at least one of an ISO connector interface and a USB connector interface.
10 . The electronic card of claim 1 , wherein the wireless interface includes a wireless USB interface.
11 . The electronic card of claim 11 , wherein the wireless USB interface is based on ultra wideband wireless technology (IEEE 802.13.3a).
12 . The electronic card of claim 1 , wherein the wireless USB interface is based on Bluetooth (IEEE 802.15.1).
13 . The electronic card of claim 1 , further comprising an LED indicator.