Temperature and pressure sensors and methods

US10845211B2 · US · B2

Patent metadata
FieldValue
Publication numberUS-10845211-B2
Application numberUS-201815863150-A
CountryUS
Kind codeB2
Filing dateJan 5, 2018
Priority dateJan 6, 2017
Publication dateNov 24, 2020
Grant dateNov 24, 2020

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  1. Title

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  2. Abstract

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  3. Assignees and inventors

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  4. Key dates

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  5. First independent claim

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  6. CPC / IPC classifications

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  7. Citations and related patents

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Abstract

Official abstract text for this publication.

Temperature sensors, pressure sensors, methods of making the same, and methods of detecting pressures and temperatures using the same are provided. In an embodiment, the temperature sensor includes a ceramic coil inductor having a first end plate and a second end plate, wherein the ceramic coil inductor is formed of a ceramic composite that comprises carbon nanotubes or, carbon nanofibers, or a combination of carbon nanotubes and carbon nanofibers thereof dispersed in a ceramic matrix; and a thin film polymer-derived ceramic (PDC) nanocomposite disposed between the first and the second end plates, wherein the thin film PDC nanocomposite has a dielectric constant that increases monotonically with temperature.

First claim

Opening claim text (preview).

We claim: 1. A temperature sensor comprising: a ceramic coil inductor having a first end plate and a second end plate, wherein the ceramic coil inductor is formed of a ceramic composite that comprises carbon nanotubes, carbon nanofibers, or a combination thereof dispersed in a ceramic matrix; and a thin film polymer-derived ceramic (PDC) nanocomposite disposed between the first and the second end plates, wherein the thin film PDC nanocomposite has a dielectric constant that increases monotonically with temperature. 2. The temperature sensor of claim 1 , wherein the ceramic coil inductor is configured to communicate with an external radio frequency antenna. 3. The temperature sensor of claim 1 , further comprising a patch antenna configured to communicate with an external radio frequency antenna, wherein the patch antenna is attached to the first end plate of the ceramic coil inductor. 4. The temperature sensor of claim 1 , wherein the volume fraction of carbon nanotubes in the ceramic composite is about 15% to about 70%. 5. The temperature sensor of claim 1 , wherein the ceramic matrix comprises a PDC material. 6. The temperature sensor of claim 1 , wherein the ceramic composite comprises single-walled carbon nanotubes, multi-walled carbon nanotubes, or a combination thereof. 7. A method of detecting a change in temperature, the method comprising: placing one or more temperature sensors of claim 1 in an environment; and measuring a frequency shift of an electromagnetic signal induced in the ceramic coil to detect a change in temperature of the environment. 8. The method of claim 7 , wherein the one or more temperature sensors are configured to detect the change in temperature in the environment with a temperature in the range from about 25° C. to about 1000° C.

Assignees

Inventors

Classifications

  • Printed circuit coils (apparatus or processes for manufacturing printed circuits in general H05K3/00) · CPC title

  • Printed inductances (printed coils for dynamo-electric machines H02K3/26; printed circuits H05K) · CPC title

  • using a ceramic diaphragm, e.g. alumina, fused quartz, glass · CPC title

  • with temperature compensating means (non electric temperature compensating means G01L19/04) · CPC title

  • Thermometers based on nanotechnology · CPC title

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Frequently asked questions

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What does patent US10845211B2 cover?
Temperature sensors, pressure sensors, methods of making the same, and methods of detecting pressures and temperatures using the same are provided. In an embodiment, the temperature sensor includes a ceramic coil inductor having a first end plate and a second end plate, wherein the ceramic coil inductor is formed of a ceramic composite that comprises carbon nanotubes or, carbon nanofibers, or a…
Who is the assignee on this patent?
Univ Florida State Res Found, Us Gov Air Force
What technology area does this patent fall under?
Primary CPC classification G01K1/024. Mapped technology areas include Physics.
When was this patent published?
Publication date Tue Nov 24 2020 00:00:00 GMT+0000 (Coordinated Universal Time) (B2). Legal status and post-grant events are not shown on this page.
What related patents are in patentsdb?
We list 6 related publications on this page (citations in our corpus or others sharing the same primary CPC).