发明名称 |
VOTING METHOD AND APPARATUS OF DIGITAL/ANALOG SIGNAL IN TRIPLE CONTROL SYSTEM |
摘要 |
PURPOSE: A method and an apparatus for voting digital and analog signals in a triple control system are provided to form various voting logics according to the purpose of a user. CONSTITUTION: A voting device includes a digital signal input unit(310), an FPGA(Field Programmable Gate Array) logic unit(320), a digital signal output unit(330) and a switch unit(340). The digital signal input unit transmits an integrity signal indicating the failure state of each digital output module, and a control signal from three digital output modules to the FPGA logic unit. The FPGA logic unit determines the failure of the each digital output module using the integrity signal. [Reference numerals] (310) Digital signal input unit; (320) FPGA logic unit; (330) Digital signal output unit; (340) Switch unit; (AA) First digital output module; (BB) Second digital output module; (CC) Third digital output module
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申请公布号 |
KR20120105844(A) |
申请公布日期 |
2012.09.26 |
申请号 |
KR20110023521 |
申请日期 |
2011.03.16 |
申请人 |
DOOSAN HEAVY INDUSTRIES & CONSTRUCTION CO., LTD. |
发明人 |
NAM, JUNG HAN;LEE, SE KYOUNG;CHOI, JONG MIN;JANG, MIN YEOUNG;YOOK, SIM KYUN |
分类号 |
G05B19/02;G05B9/03;H03K19/173 |
主分类号 |
G05B19/02 |
代理机构 |
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