| 发明名称 |
CUSTOM FUNCTION BLOCK FOR USE WITH PROCESS CONTROL SYSTEM |
| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To enable a user to generate a function block. <P>SOLUTION: By this method, a user can modify a function block source code file to include a procedure, routine or algorithm that is not provided by the manufacturer and can send the modified source code file to the manufacturer for validation. If the function block source code file is validated, a security measure such as a digital signature is provided to the user that enables the user to incorporate the function block within the process control system. <P>COPYRIGHT: (C)2004,JPO</p> |
| 申请公布号 |
JP2004127242(A) |
申请公布日期 |
2004.04.22 |
| 申请号 |
JP20030145504 |
申请日期 |
2003.04.15 |
| 申请人 |
FISHER ROSEMOUNT SYST INC |
发明人 |
NIXON MARK J;BEOUGHTER KEN;HIEB BRANDON;BLEVINS TERRENCE L;STEVENSON DENNIS L |
| 分类号 |
G05B19/05;G05B11/01;G05B19/04;G05B19/042;G05B19/418;G06F9/44;G06F9/45;(IPC1-7):G05B19/05 |
主分类号 |
G05B19/05 |
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