Invention Grant
US09331985B2 Portable device, a stationary device, a digital device and a method for performing secure communication using thereof 有权
便携式设备,固定设备,数字设备以及使用其进行安全通信的方法

Portable device, a stationary device, a digital device and a method for performing secure communication using thereof
Abstract:
A method includes sensing an image of a portable device by using a camera unit, acquiring an orientation information estimation value of the portable device by using the sensed image, extracting key generation information for secure communication by using the orientation information estimation value, generating a secret key by using the extracted key generation information, and performing secure communication with the portable device by using the secret key.
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