# US 2013/0156436 A1 · Terahertz receiver and method of receiving terahertz band signal thereof

> Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt

- Number: US 2013/0156436 A1
- Document ID: US20130156436A1
- Status: Published application
- Kind: A1
- Application number: 13/608,731
- Filed: 2012-09-10
- Published: 2013-06-20
- Earliest claimed: 2011-12-15
- Assignees: Electronics and Telecommunications Research Institute
- Inventors: Sungil KIM; Taeyong KIM; Min Hwan KWAK; Seungbeom KANG; Kwang-Yong KANG
- Web page: https://patentgrep.com/patent/US20130156436A1

## CPC

- H04B 10/90: Non-optical transmission systems, e.g. transmission systems employing non-photonic corpuscular radiation
- H04B 2210/006: Devices for generating or processing an RF signal by optical means
- H04B: TRANSMISSION

## Abstract

The inventive concept relates to a terahertz receiver. The terahertz receiver of the inventive concept includes a plurality of terahertz detectors detecting signals of terahertz band from received signals; a plurality of optical signal processing parts converting the detected terahertz signals into optical signals; an optical combiner combining the converted optical signals into one optical signal; a photodiode converting the combined optical signal into an electrical signal; and an amplifier amplifying the electrical signal.

## Claims

### Claim 1

A terahertz receiver comprising:
a plurality of terahertz detectors detecting signals of terahertz band from received signals;
a plurality of optical signal processing parts converting the detected terahertz signals into optical signals;
an optical combiner combining the converted optical signals into one optical signal;
a photodiode converting the combined optical signal into an electrical signal; and
an amplifier amplifying the electrical signal.

### Claim 2 (depends on 1)

The terahertz receiver of claim 1, wherein the optical signal processing part comprises:
an optical signal generation part generating an optical signal for modulating it into the optical signal; and
an optical modulator receiving the signals of terahertz band and modulating the signal in terahertz bands into an optical signal using the optical signal.

### Claim 3 (depends on 2)

The terahertz receiver of claim 2, wherein the optical signal processing part further comprises an optical amplifier amplifying the optical-modulated signal.

### Claim 4 (depends on 1)

The terahertz receiver of claim 1, further comprising an optical amplifier amplifying the combined optical signal and outputting the amplified optical signal to the photodiode.