Inventor

Chunchao Qi

Inventor

Shenzhen, CN

Overview

12→

Patents

2016–2021

Patent span

Physics

Primary field (CPC G)

Patents· 12 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

G01Vprimary

G01VGeophysics22%

G01SRadio direction-finding19%

G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein15%

G01NInvestigating or analysing materials by determining their chemical or physical properties7%

G05BControl or regulating systems in general7%

G06KGraphical data reading7%

G06VImage or video recognition or understanding7%

H01QAntennas, i.e. radio aerials7%

G06TImage data processing or generation, in general4%

H01SDevices using the process of light amplification by stimulated emission of radiation [laser] to amplify or generate light4%

PatentTitleYear

11,009,601Monitoring method, monitoring system and control device for human-body security-inspection device2021 10,969,485Servo rotary scanning system of three-dimensional holographic imaging2021 10,928,547Terahertz security check method and system comprising a marker identification module and a marker changing module2021 10,884,116Human-body foreign-matter detection method and system based on millimetre-wave image2021 10,877,460Security check instrument motion control system2020 10,795,015Scanning apparatus and security-inspection device with the same2020 10,706,552Method and device for detecting concealed objects in microwave images2020 10,551,490Security inspection system and method using the three-dimensional holographic imaging technology2020 9,329,452'Tunable optical frequency converter based on an ultrasonic grating'2016 9,239,510'Tunable optical frequency converter based on a doppler vibration mirror'2016 9,235,104'Tunable optical frequency converter based on an amplitude modulator'2016 9,235,105'Tunable optical frequency converter based on a phase modulator'2016

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2016Patents assigned to UNIV SHENZHEN (4)· patent assignee history

2016–2021Based in Shenzhen, CN· patent location history

2016Based in Guangdong, CN· patent location history

2020–2021Patents assigned to CHINA COMMUNICATION TECH CO LTD (8)· patent assignee history

2020–2021Patents assigned to SHENZHEN CCT THZ TECH CO LTD (6)· patent assignee history

2020Patents assigned to SHENZHEN VICTOOTH TERAHERTZ TECH CO LTD (1)· patent assignee history

2021Patents assigned to SHENZHEN INST TERAHERTZ TECH & INNOVATION (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
CHINA COMMUNICATION TECH CO LTD	8	2020–2021
SHENZHEN CCT THZ TECH CO LTD	6	2020–2021
UNIV SHENZHEN	4	2016
SHENZHEN INST TERAHERTZ TECH & INNOVATION	1	2021
SHENZHEN VICTOOTH TERAHERTZ TECH CO LTD	1	2020

Locations

Location	Patents	Span
Shenzhen, CN	9	2016–2021
Guangdong, CN	3	2016