Patent ID: 7336226

Claim:
An object identification device combined with a millimeter-wave passive image system and global positioning system (GPS) for the blind, comprising: a millimeter-wave passive image wireless circuit ( 31 ) that consists of a patch antenna array, a low-noise amplifier and a phase shifter required for the millimeter image system to transmit/receive the millimeter-wave for the detection of millimeter-wave image signals; a control unit that consists of an array antenna beam forming unit ( 321 ) for the beam forming of the millimeter-wave, a signal process unit ( 322 ) to analyze millimeter wave images, a GPS antenna ( 35 ) to receive position signals from a satellite and a GPS control unit ( 322 ) to control signals received from the GPS antenna; an operation unit ( 33 ) that consists of an object identification unit ( 331 ) and a position navigation unit ( 332 ) to constitute the information about the ambient situation by using signal-processed data; and an audio process unit ( 34 ) that consists of a voice process unit ( 341 ) for voice transformation using the millimeter image information and position information and a audio generation unit ( 342 ) to generate the transformed voice.