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US 8,426,933 B2Granted
Broad spectral band sensor
OwnerAraz Yacoubianinventor
Life of this patent
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Abstract
A sensor and system combine photo-acoustic sensing with elastic wave modulation to obtain one dimensional and two-dimensional broadband images.
Claims26
An apparatus comprising:
- a broad spectral band sensor that detects electromagnetic and acoustic signals comprising:
- a photoacoustic detector comprising:
- a photoacoustically sensitive substrate;
- at least one excitation electrode coupled to the photoacoustically sensitive substrate;
- and
- at least one detection electrode coupled to the photoacoustically sensitive substrate;
- and
- an elastic wave modulator coupled to the photoacoustic detector.
5 more elements
An apparatus comprising:
- a broad spectral band sensor that detects electromagnetic and acoustic signals comprising:
- a photoacoustic detector;
- and
- an elastic wave modulator coupled to the photoacoustic detector that modulates the broad spectral band sensor.
1 more element
An apparatus comprising:
- a broad spectral band sensor that detects electromagnetic and acoustic signals comprising:
- a photoacoustic detector;
- an elastic wave modulator coupled to the photoacoustic detector;
- and
- at least one wavelength filter coupled to the photoacoustic detector.
2 more elements
Dependencies are inferred from the claim text.