Data processing: measuring – calibrating – or testing – Testing system – Of circuit
Reexamination Certificate
2007-05-01
2007-05-01
Bui, Bryan (Department: 2863)
Data processing: measuring, calibrating, or testing
Testing system
Of circuit
C702S185000
Reexamination Certificate
active
11080440
ABSTRACT:
A transmitter and a method for testing the transmitter which allow easy testing for a failure in the detection processing unit thereof, thereby reducing required manpower and cost, are provided. The transmitter is provided with a detection processing unit for detecting a process variable and processing an electric signal which is based on the process variable. The transmitter is characterized by containing a test unit for generating a malfunctioning state of the detection processing unit for the testing.
REFERENCES:
patent: 6017143 (2000-01-01), Eryurek et al.
patent: 6192321 (2001-02-01), Grumstrup et al.
patent: 6745107 (2004-06-01), Miller
patent: 3308119 (2002-05-01), None
patent: 2002-175112 (2002-06-01), None
Ueno Madoka
Yoshino Hiroki
Bui Bryan
Westerman, Hattori, Daniels & Adrian , LLP.
Yokogawa Electric Corporation
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