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Inventor

Song Cao

Inventor
San Mateo, CA, US

Overview

14→
Patents
2017–2021
Patent span
Physics
Primary field (CPC G)

Patents· 14 as inventor

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

G06Kprimary
G06KGraphical data reading16%
G06VImage or video recognition or understanding16%
G06FElectric digital data processing12%
G06TImage data processing or generation, in general10%
G06NComputing arrangements based on specific computational models8%
H04BTransmission6%
H04NPictorial communication, e.g. television6%
H04WWireless communication networks6%
G08BSignalling systems, e.g. personal calling systems4%
G01MTesting static or dynamic balance of machines or structures2%
PatentTitleYear
10,956,026Smart element filtering method via gestures202110,878,270Keypoint-based multi-label word segmentation and localization202010,691,950Activity recognition method and system202010,671,050Surveillance system with intelligent robotic surveillance device202010,489,660Video processing with object identification201910,411,796Optical fiber characterization measurement systems and methods201910,410,059Cloud platform with multi camera synchronization201910,366,595Surveillance method and system based on human behavior recognition201910,346,893Virtual dressing room201910,140,554Video processing201810,064,143System and method for signal backup of active DAS master unit201810,026,229Auxiliary device as augmented reality platform20189,838,886Active distributed antenna system and relay unit thereof20179,832,736Method and device for gain control of active DAS relay unit and relay unit2017

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2017–2018Patents assigned to COMBA TELECOM TECH GUANGZHOU (2)· patent assignee history
2017–2018Based in Guangzhou, CN· patent location history
2018–2019Patents assigned to WIZR LLC (3)· patent assignee history
2018–2019Patents assigned to A9 COM INC (2)· patent assignee history
2018–2019Based in Los Angeles, CA, US· patent location history
2018–2019Based in Seattle, WA, US· patent location history
2019–2020Patents assigned to TURING VIDEO INC (3)· patent assignee history
2019–2020Based in San Mateo, CA, US· patent location history
2020Patents assigned to TURING VIDEO (2)· patent assignee history
2021Based in Shanghai, CN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
TURING VIDEO INC32019–2020
WIZR LLC32018–2019
A9 COM INC22018–2019
COMBA TELECOM TECH GUANGZHOU22017–2018
TURING VIDEO22020
Locations
LocationPatentsSpan
San Mateo, California, US32019–2020
Los Angeles, California, US32018–2019
Seattle, Washington, US22018–2019
Guangzhou, CN22017–2018
Shanghai, CN12021