DEVICE FOR PREVENTION OF FALSE DATA ENTRY IN GROUP OF CONTROLLED OBJECTS Russian patent published in 2011 - IPC G08B25/00 

Abstract RU 2417452 C2

FIELD: fire safety.

SUBSTANCE: device comprises a unit of indication, an address counter, a control unit, an address generation unit, a unit of signals selection, a unit of start sequence memory, a unit of transformation of n-digit parallel combination into serial one, a modulator, a matching device, a key generator, a generator of the first pseudorandom sequence, a demodulator, a comparison unit, a unit of the first memorising device, a generator of the second pseudorandom sequence, an electronic key, a unit of transformation of serial combination into parallel one, a unit of the second memorising device, a register of memory of controlled objects quantity, a counter of cycles, a communication line, a unit of signals selection, included into a transmission unit, a sensor including a unit of start sequence memory, a comparison unit, a generator of the second pseudorandom sequence, a unit of transformation of serial combination into n-digit parallel one, a unit of memory of individual address of device, a unit of transformation of n-digit parallel combination into serial one, a unit of address part verification, a modulator, a demodulator, a memory unit, a matching device.

EFFECT: expansion of functional capabilities of device due to provision of simultaneous protection of controlled objects group.

3 dwg

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RU 2 417 452 C2

Authors

Osipov Dmitrij Leonidovich

Lepeshkin Oleg Mikhajlovich

Tarasov Georgij Dmitrievich

Sukhov Aleksej Jur'Evich

Grunis Stanislav Igorevich

Serebrjanskij Stanislav Gennad'Evich

Dates

2011-04-27Published

2009-06-02Filed