Apparatus and method for system identification
First Claim
Patent Images
1. A method for system identification comprising:
- exciting a system by directing a first waveform to the system;
detecting a second waveform emitted from the system; and
analyzing at least one signal corresponding to the detected waveform emitted from the system by linearly filtering the at least one signal.
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Abstract
Methods and apparatus for system identification operate by computing phase and amplitude using linear filters. By digitally processing the linearly filtered signals or data, the phase and amplitude based on measurements of the input and output of a system, are determined.
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Citations
60 Claims
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1. A method for system identification comprising:
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exciting a system by directing a first waveform to the system;
detecting a second waveform emitted from the system; and
analyzing at least one signal corresponding to the detected waveform emitted from the system by linearly filtering the at least one signal. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
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11. A method for analyzing light emissions from a luminescent sample comprising:
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providing excitation light to a luminescent sample;
detecting emitted luminescence from the luminescent sample;
analyzing the emitted luminescence by linearly filtering the output corresponding to the detected emitted luminescence. - View Dependent Claims (12, 13, 14, 15, 16, 17, 18, 19)
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20. An apparatus for system identification comprising:
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a source of a first waveform for exciting a system;
a detector for detecting a second waveform emitted from the system;
a converter for converting the second waveform into output signals corresponding to the second waveform; and
, a linear filter component for analyzing at least one output signal corresponding to the second waveform. - View Dependent Claims (21, 22, 23, 24, 25, 26, 27, 28)
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29. A luminescent light measurement apparatus comprising:
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an excitation light source configured to transfer excitation light;
a luminescent probe configured to transfer emission light in response to the excitation light; and
a detector system configured to detect the emission light and generate at least one signal corresponding to the emission light, comprising;
a linear filter component for processing the signal; and
,a processor in communication with the linear filter component for determining the phase shift between the excitation light and the emission light. - View Dependent Claims (30, 31, 32, 33, 34, 35)
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36. A down-converting apparatus for system identification, comprising:
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a. a source of a first periodic waveform for exciting a system;
b. a detector for detecting a second periodic waveform in response to the first periodic waveform exciting the system;
c. a generator for generating a third periodic waveform;
d. a mixing unit for mixing at least two of the first periodic waveform, the second periodic waveform and the third periodic waveform to generate down converted fourth and fifth periodic waveforms; and
,e. at least one linear filter component for analyzing at least one signal corresponding to each of the down converted fourth and fifth periodic waveforms. - View Dependent Claims (37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50)
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51. A method for analyzing down-converting waveforms for system identification, comprising:
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a. exciting a system by transferring a first periodic waveform to the system;
b. detecting a second periodic waveform in response to the first periodic waveform exciting the system;
c. generating a third periodic waveform;
d. mixing at least two of the first periodic waveform, the second periodic waveform and the third periodic waveform to generate down converted fourth and fifth periodic waveforms; and
,e. analyzing at least one signal corresponding to each of the down converted fourth and fifth periodic waveforms by linearly filtering the at least one signal corresponding to each of the down converted fourth and fifth periodic waveforms. - View Dependent Claims (52, 53, 54, 55, 56, 57, 58, 59, 60)
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Specification