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Inventor

Chaojun Liu

Inventor
Kirkland, WA, US

Overview

8→
Patents
2008–2020
Patent span
Physics
Primary field (CPC G)

Patents· 8 as inventor

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

G10Lprimary
G10LSpeech analysis techniques or speech synthesis70%
G06NComputing arrangements based on specific computational models20%
G06FElectric digital data processing10%
PatentTitleYear
10,706,852Confidence features for automated speech recognition arbitration202010,235,994Modular deep learning model201910,115,393Reduced size computerized speech model speaker adaptation20189,997,161Automatic speech recognition confidence classifier20189,280,969'Model training for automatic speech recognition from imperfect transcription data'20168,306,819'Enhanced automatic speech recognition using mapping between unsupervised and supervised speech model parameters trained on same acoustic training data'20127,953,915'Interrupt dispatching method in multi-core environment and multi-core processor'20117,454,339'Discriminative training for speaker and speech verification'2008

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2008Based in San Jose, CA, US· patent location history
2011Patents assigned to IBM (1)· patent assignee history
2011Based in Beijing, CN· patent location history
2012–2016Patents assigned to GONG YIFAN (2)· patent assignee history
2012–2016Patents assigned to LIU CHAOJUN (2)· patent assignee history
2012–2020Based in Kirkland, WA, US· patent location history
2016–2020Patents assigned to MICROSOFT TECHNOLOGY LICENSING LLC (5)· patent assignee history
2016Patents assigned to LI JINYU (1)· patent assignee history
2019Based in Redmond, WA, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
MICROSOFT TECHNOLOGY LICENSING LLC52016–2020
GONG YIFAN22012–2016
LIU CHAOJUNself22012–2016
IBM12011
LI JINYU12016
Locations
LocationPatentsSpan
Kirkland, Washington, US52012–2020
Redmond, Washington, US12019
Beijing, CN12011
San Jose, California, US12008