Mobile smart device infrared light measuring apparatus, method, and system for analyzing substances
First Claim
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1. A handheld spectroscopy device comprising:
- an infrared light source that emits a first wavelength of light in the infrared range;
an infrared calibration emitter that emits a second wavelength of light, wherein the second wavelength is one or more of the same wavelength as the first wavelength and a different wavelength from the first wavelength of light emitted by the infrared light source;
a liquid sample test port and sample tray for receiving a liquid sample, the liquid sample test port and sample tray in close association with the infrared light source, wherein the infrared light emitted by the infrared light source and the infrared calibration emitter is directed through all or part of the sample on the sample tray, and wherein the sample tray is configured to allow the first and second wavelengths of light to pass therethrough and does not react with the liquid sample;
an infrared receiver for detecting the first wavelength of light emitted by the infrared light source and recording a spectrum of frequencies of infrared light absorption by the liquid sample, thereby obtaining a sample spectrum;
an infrared calibration receiver for detecting the second wavelength of light emitted by the infrared calibration emitter and recording a spectrum of frequencies of infrared light absorption, thereby obtaining a calibration spectrum; and
a data processor connected to the infrared receiver and the infrared calibration receiver to detect and quantify a concentration of one or more compounds in the liquid sample in the form of spectral data and/or an image using the recorded sample spectrum of frequencies and the recorded wavelength emitted by the infrared calibration emitter, wherein the concentration is quantified by comparing the sample spectrum to the calibration spectrum.
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Abstract
A handheld infrared spectroscopy device and method of use. The device is a hand-held spectroscopy device, that may be integral to a mobile phone or smart device such as a smart phone, tablet, personal digital assistant, computer or other device that is portable and capable of performing applications. A liquid sample port internal to the device and in close proximity to the device spectrometer performs infrared spectra analysis on liquid samples, allowing both portability as well as highly sophisticated and specific spectral analysis of liquid samples. The device has wireless communication capability, enabling transmission of data and spectral imagery across the globe.
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Citations
20 Claims
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1. A handheld spectroscopy device comprising:
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an infrared light source that emits a first wavelength of light in the infrared range; an infrared calibration emitter that emits a second wavelength of light, wherein the second wavelength is one or more of the same wavelength as the first wavelength and a different wavelength from the first wavelength of light emitted by the infrared light source; a liquid sample test port and sample tray for receiving a liquid sample, the liquid sample test port and sample tray in close association with the infrared light source, wherein the infrared light emitted by the infrared light source and the infrared calibration emitter is directed through all or part of the sample on the sample tray, and wherein the sample tray is configured to allow the first and second wavelengths of light to pass therethrough and does not react with the liquid sample; an infrared receiver for detecting the first wavelength of light emitted by the infrared light source and recording a spectrum of frequencies of infrared light absorption by the liquid sample, thereby obtaining a sample spectrum; an infrared calibration receiver for detecting the second wavelength of light emitted by the infrared calibration emitter and recording a spectrum of frequencies of infrared light absorption, thereby obtaining a calibration spectrum; and a data processor connected to the infrared receiver and the infrared calibration receiver to detect and quantify a concentration of one or more compounds in the liquid sample in the form of spectral data and/or an image using the recorded sample spectrum of frequencies and the recorded wavelength emitted by the infrared calibration emitter, wherein the concentration is quantified by comparing the sample spectrum to the calibration spectrum. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
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11. A method for determining a concentration of one or more compounds in a bodily fluid using infrared spectroscopy, comprising:
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placing a sample of the bodily fluid on a sample tray configured to allow infrared light having a first wavelength and a second wavelength to pass therethrough and does not react with the sample, inserting the sample tray into a sample test port housed in a handheld device containing an infrared spectrometer, the infrared spectrometer including; an infrared light source and an infrared receiver positioned at opposite sides of the sample tray, the infrared light source being configured to emit the first wavelength of light in the infrared range, an infrared calibration emitter and an infrared calibration receiver positioned at opposite sides of the sample tray, the infrared calibration emitter being configured to emit the second wavelength of light, wherein the second wavelength of light is different from the first wavelength of light emitted by the infrared light source; directing infrared light from the infrared light source and the infrared calibration emitter at the sample; detecting, with the infrared receiver, wavelengths of infrared light emitted by the infrared light source as result of infrared light absorbed by the sample; detecting, with the infrared calibration receiver, wavelengths of infrared light emitted by the infrared calibration receiver; recording a sample spectrum of frequencies of infrared light absorption by the sample detected using the infrared receiver; recording, a calibration spectrum of frequencies of infrared light detected using the infrared calibration receiver; quantifying, with a processor of the infrared spectrometer, a concentration of one or more compounds in the sample by comparing the sample spectrum having the first wavelength of light to the calibration spectrum having the second wavelength of light; and transmitting one or more of the concentration and the first and second spectrums of the frequencies of infrared light absorption by the sample via wireless communication network from the handheld device to one or more other devices. - View Dependent Claims (12, 13, 14, 15, 16)
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17. A method of testing a liquid sample using infrared spectroscopy to detect or quantify one or more substances in the liquid sample, said method comprising:
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receiving a liquid sample in a liquid test tray, wherein the liquid test tray is configured to allow infrared light to pass therethrough and does not react with the liquid sample, and wherein the liquid test tray is slideably connected to a port of a handheld spectroscopy device, the handheld spectroscopy device including; an infrared light source and an infrared receiver positioned at opposite sides of the sample tray, the infrared light source being configured to emit a first wavelength of light in the infrared range, and an infrared calibration emitter and an infrared calibration receiver positioned at opposite sides of the sample tray, the infrared calibration emitter being configured to emit a second wavelength of light different from the first wavelength of light emitted by the infrared light source; exposing the liquid sample to infrared light emitted from the infrared emitter and infrared light emitted from the calibration emitter; recording a first spectrum of frequencies of infrared light absorption by the infrared receiver and a second spectrum of frequencies of infrared light absorption by the infrared calibration receiver, thereby obtaining spectral data associated with the liquid sample; quantifying, with a processor of the handheld spectroscopy device, a concentration of one or more compounds in the sample by comparing the first spectrum to the second spectrum; and transmitting one or more of the concentration and the spectral data via wireless communication network from the handheld device to one or more other devices. - View Dependent Claims (18, 19, 20)
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Specification