Safety system

The invention provides a safety system which comprises a key, a switch device and a processor connected with the switch device, wherein the key comprises a storage unit and a display unit, the storage unit is used for storing decryption picture information used as ciphers, and the display unit is us...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser: LIN HOUYAO
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:The invention provides a safety system which comprises a key, a switch device and a processor connected with the switch device, wherein the key comprises a storage unit and a display unit, the storage unit is used for storing decryption picture information used as ciphers, and the display unit is used for displaying the decryption picture information; the processor comprises an image acquiring unit, a data processing unit and a control unit, the image acquiring unit is used for acquiring the decryption picture information displayed by the display unit and transmits the decryption picture information to the data processing unit, and the data processing unit is used for storing cipher picture information and compares the decryption picture information acquired by the image acquiring unit with the cipher picture information stored by the data processing unit. When the decryption picture information is consistent with the cipher picture information, the data processing unit outputs corresponding signals to a cont