# US 2014/0151581 A1 · Terahertz source

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- Number: US 2014/0151581 A1
- Document ID: US20140151581A1
- Status: Published application
- Kind: A1
- Application number: 14/093,543
- Filed: 2013-12-02
- Published: 2014-06-05
- Earliest claimed: 2012-12-03
- Inventors: Yael Nemirovsky; Dan Corcos; Gabriel Peled; Alexander Svetlitza; Sharon Bar-Lev-Shefi
- Web page: https://patentgrep.com/patent/US20140151581A1

## CPC

- G01N 21/3581: using far infrared light; using Terahertz radiation
- G01N: INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES (measuring or testing apparatus or processes other than immunoassay, involving enzymes or microorganisms C12M, C12Q)

## Abstract

A TeraHertz radiating system that may include a blackbody arranged to emit blackbody radiation that comprises a TeraHertz component, a visible light component and an infrared component; and a filtering module that is arranged to pass the TeraHertz component and to reject the visible light component and the infrared component to provide filtered radiation.

## Claims

### Claim 1

A TeraHertz radiating system, comprising:
a blackbody arranged to emit blackbody radiation that comprises a TeraHertz component, a visible light component and an infrared component; and
a filtering module that is arranged to pass the TeraHertz component and to reject the visible light component and the infrared component to provide filtered radiation.

### Claim 2 (depends on 1)

The TeraHertz radiating system according to claim 1, wherein the filtering module comprises at least one mesh filter.

### Claim 3 (depends on 1)

The TeraHertz radiating system according to claim 1, wherein the filtering module comprises scattering sheet filters.

### Claim 4 (depends on 1)

The TeraHertz radiating system according to claim 1, wherein the filtering module comprises a cascade of mesh filters and scattering sheet filters.

### Claim 5 (depends on 1)

The TeraHertz radiating system according to claim 1, wherein a peak of radiation intensity of the blackbody radiation is within a TeraHertz region.

### Claim 6 (depends on 1)

The TeraHertz radiating system according to claim 1, wherein the blackbody is arranged to be heated to about 1200 Celsius when emitting the blackbody radiation.

### Claim 7 (depends on 1)

The TeraHertz radiating system according to claim 1, further comprising optics for directing the filtered radiation to a location of interest.

### Claim 8 (depends on 1)

The TeraHertz radiating system according to claim 1, further comprising a sensor adaptor arranged to (a) support a sensor, and to (b) receive detection signals generated from the sensor in response to the filtered radiation.

### Claim 9 (depends on 1)

The TeraHertz radiating system according to claim 1, further comprising a sensor.

### Claim 10 (depends on 9)

The TeraHertz radiating system according to claim 9 further comprising a modulator that is arranged to prevent, during first periods of time, the sensor from receiving the filtered radiation and to pass, during second periods of time, the filtered radiation.

### Claim 11 (depends on 10)

The TeraHertz radiating system according to claim 10, wherein the processor is arranged to process the detection signals received during the first and second periods of time.

### Claim 12 (depends on 9)

The TeraHertz radiating system according to claim 9, further comprising a processor for processing the detection signals and to provide information about sensing parameters of the sensor.

### Claim 13

A method for generating and utilizing TeraHertz radiation, the method comprises:
emitting, by a blackbody, blackbody radiation that comprises a TeraHertz component, a visible light component and an infrared component; and
filtering by a filtering module the blackbody radiation to provide filtered radiation thereby passing the TeraHertz component and rejecting the visible light component and the infrared component.

### Claim 14 (depends on 13)

The method according to claim 13, wherein the filtering module comprises at least one mesh filter.

### Claim 15 (depends on 13)

The method according to claim 13, wherein the filtering module comprises scattering sheet filters.

### Claim 16 (depends on 13)

The method according to claim 13, wherein the filtering module comprises a cascade of mesh filters and scattering sheet filters.

### Claim 17 (depends on 13)

The method according to claim 13, wherein a peak of radiation intensity of the blackbody radiation is within a TeraHertz region.

### Claim 18 (depends on 13)

The method according to claim 13, comprising heating the blackbody to about 1200 Celsius when emitting the blackbody radiation.

### Claim 19 (depends on 13)

The method according to claim 13, further comprising directing, by optics, the filtered radiation to a location of interest.

### Claim 20 (depends on 19)

The method according to claim 19, further comprising supporting, by a sensor adaptor, a sensor, and receiving detection signals generated from the sensor in response to the filtered radiation.

### Claim 21 (depends on 13)

The method according to claim 13, further comprising generating by a sensor detection signals in response to the filtered radiation.

### Claim 22 (depends on 21)

The method according to claim 21, comprising processing, by a processor, the detection signals to provide information about sensing parameters of the sensor.

### Claim 23 (depends on 21)

The method according to claim 21 comprising preventing by a modulator, during first periods of time, the sensor from receiving the filtered radiation and passing, during second periods of time, the filtered radiation.

### Claim 24 (depends on 23)

The method according to claim 23, comprising processing, by a processor, detection signals received during the first and second periods of time.
