Inventor

BoChih Liu

Inventor

Shanghai, CN

Overview

25→

Patents

2015–2020

Patent span

Electricity

Primary field (CPC H)

Patents· 25 as inventor

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

H04Wprimary

H04WWireless communication networks49%

G01SRadio direction-finding32%

G01CMeasuring distances, levels or bearings5%

G01PMeasuring linear or angular speed, acceleration, deceleration, or shock5%

H04LTransmission of digital information, e.g. telegraphic communication5%

G06FElectric digital data processing2%

G06NComputing arrangements based on specific computational models2%

PatentTitleYear

RE048160Method and system for positioning wireless device2020 RE047940Positioning database management applied to server-based positioning system2020 RE047926Server-based positioning system architecture2020 10,408,855Method and apparatus for efficiently determining positional states of a vehicle in a vehicle navigation system2019 10,412,545Device-to-device radio frequency proximity determination2019 10,365,377Apparatus and method for mobility mode state detection2019 10,310,089Method and apparatus for updating and providing satellite navigation message2019 10,299,077Apparatus and method for transforming and cleaning position data for a database-based positioning system2019 10,274,604System, device, and method of prioritizing generation of predicted ephemeris data2019 10,067,237Method and apparatus for geo-fence detection2018 9,877,157Autonomous in-device GNSS augmentation system2018 9,872,166'Apparatus and method for providing positioning data based on authentication result'2018 9,781,572'Positioning database management applied to server-based positioning system'2017 9,746,331'Method and apparatus for map matching'2017 9,743,233'Method and apparatus for geo-fence monitoring'2017 9,712,976'Method and system for position updating using cached radio signal range'2017 9,699,759'Method and device for detecting false movement of a mobile device'2017 9,642,110'GPS and WLAN hybrid position determination'2017 9,591,458'Method and apparatus for adaptive positioning'2017 9,578,618'Server-based positioning system architecture'2017 9,521,568'Wireless LAN device positioning'2016 9,467,965'Positioning data distribution applied to server-based positioning system'2016 9,357,521'Determining an estimated location of a base station'2016 9,237,418'Positioning database management applied to server-based positioning system'2016 9,197,998'Method and system for positioning wireless device'2015

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2015–2020Patents assigned to MARVELL WORLD TRADE LTD (15)· patent assignee history

2015–2020Based in Shanghai, CN· patent location history

2017–2019Patents assigned to MARVELL INT LTD (11)· patent assignee history

2019Patents assigned to MARVEL INT LTD (1)· patent assignee history

2019Based in Pudong, CN· patent location history

2020Patents assigned to MARVELL ASIA PTE LTD (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
MARVELL WORLD TRADE LTD	15	2015–2020
MARVELL INT LTD	11	2017–2019
MARVEL INT LTD	1	2019
MARVELL ASIA PTE LTD	1	2020

Locations

Location	Patents	Span
Shanghai, CN	24	2015–2020
Pudong, CN	1	2019