Portable wireless anti-theft USB disc
First Claim
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1. A portable wireless anti-theft USB disc comprising:
- a body proper, a high frequency receiver circuit, a monode control switch, a flash memory, and a memory-USB interface control circuit all interconnected;
a cap for casing the body proper, a high frequency transmitter circuit, an encoder, and a set of security ID codes all interconnected, of wherein,when the body proper, connected to a computing device, and the cap, worn by the user, are close, a memory firewall is turned on for read-and-write because the receiver circuit in the body proper has received signals from the transmitter circuit in the cap and the memory firewall is turned off to disable the firewall when the user is out of range of the body proper to protect data from theft.
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Abstract
The invention relates to a portable wireless anti-theft flash memory having a body proper in which there are a flash memory, a high frequency receiver circuit, and a monode switch to go with a cap, in which are a high frequency transmitter, an encoding circuit, and a counter, for casing the body proper. Connecting the body proper to a computing device enables high frequency transmitting, receiving, and turning on flash memory firewall. When the transmitting source is a distance away, the firewall becomes engaged thus disabling the flash memory to prevent loss of data from theft for safety purpose.
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Citations
2 Claims
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1. A portable wireless anti-theft USB disc comprising:
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a body proper, a high frequency receiver circuit, a monode control switch, a flash memory, and a memory-USB interface control circuit all interconnected; a cap for casing the body proper, a high frequency transmitter circuit, an encoder, and a set of security ID codes all interconnected, of wherein, when the body proper, connected to a computing device, and the cap, worn by the user, are close, a memory firewall is turned on for read-and-write because the receiver circuit in the body proper has received signals from the transmitter circuit in the cap and the memory firewall is turned off to disable the firewall when the user is out of range of the body proper to protect data from theft. - View Dependent Claims (2)
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Specification