System, method, and apparatus for product diagnostic and evaluation testing
First Claim
Patent Images
1. A method for diagnostic testing, said method comprising:
- obtaining a characterization of near-field emissions for a device under test;
receiving an emissions limit including a radiation intensity and a corresponding distance; and
calculating an radiation intensity of the device under test at the corresponding distance.
1 Assignment
0 Petitions
Accused Products
Abstract
A diagnostic method calculates a radiation intensity according to a characterization of near-field emissions of an electronic device and identifies a source or mechanism responsible for electromagnetic compatibility (EMC) or electromagnetic interference (EMI) violations. An evaluation method compares a radiation intensity to one or more emissions limits. Additional embodiments of systems, methods, and apparatus according to embodiments of the invention include obtaining spectrum content information of an electronic device.
-
Citations
22 Claims
-
1. A method for diagnostic testing, said method comprising:
-
obtaining a characterization of near-field emissions for a device under test;
receiving an emissions limit including a radiation intensity and a corresponding distance; and
calculating an radiation intensity of the device under test at the corresponding distance. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
-
-
10. A method for evaluation testing, said method comprising:
-
obtaining a plurality of characterizations of near-field emissions for a device under test, each characterization of near-field emissions relating to a corresponding frequency;
receiving at least one emissions limit including a radiation intensity and a corresponding distance; and
for each of the corresponding frequencies, calculating an radiation intensity of the device under test at the corresponding distance. - View Dependent Claims (11, 13, 14, 15, 16, 17, 19, 20, 21, 22)
-
-
12. A method for diagnostic testing, said method comprising:
-
obtaining a characterization of near-field emissions for a device under test;
based on the characterization, calculating a radiated field of the device under test at a predetermined distance from the device under test; and
identifying a region of high radiation intensity.
-
-
18. A method for emissions measurement, said method comprising:
-
obtaining spectrum content information for a device under test over a frequency range;
selecting a frequency within the frequency range;
obtaining a characterization of near-field emissions for the device under test at the selected frequency;
receiving an emissions limit including a radiation intensity;
calculating an radiation intensity of the device under test; and
comparing the calculated radiation intensity to the radiation intensity of the emissions limit.
-
Specification