Inventor

Hai Zhan

Inventor

Beijing, CN

Overview

2013–2018

Patent span

Electricity

Primary field (CPC H)

Patents· 18 as inventor

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

H04Wprimary

H04WWireless communication networks41%

H04LTransmission of digital information, e.g. telegraphic communication26%

G06TImage data processing or generation, in general6%

H03MCoding6%

H04BTransmission6%

H04JMultiplex communication6%

H04NPictorial communication, e.g. television6%

G02BOptical elements, systems or apparatus3%

PatentTitleYear

9,989,725Optical imaging lens with a fixing structure2018 9,794,828'Radio unit, baseband processing unit and base station system'2017 9,736,698'Partitioning a coordination area in a wireless network'2017 9,538,391'Sharing frequencies in an OFDM-based wireless communication system'2017 9,503,904'Partitioning a coordination area in a wireless network'2016 9,247,538'Sharing frequencies in an OFDM-based wireless communication system'2016 9,220,004'Radio unit, baseband processing unit and base station system'2015 9,220,003'Radio unit, baseband processing unit and base station system'2015 9,204,454'Interference coordination in wireless network cloud environment'2015 9,191,824'Sharing frequencies in an OFDM-based wireless communication system'2015 9,125,062'Sharing frequencies in an OFDM-based wireless communication system'2015 9,094,038'Compressing and decompressing signal data'2015 9,066,239'Reducing spectrum interference between wireless networks'2015 9,025,703'Software radio system, decoding apparatus and method thereof'2015 9,019,949'Adapter, base band processing unit and base station system'2015 8,983,376'Reducing spectrum interference between wireless networks'2015 8,902,090'Compressing and decompressing signal data'2014 8,594,023'Quasi-dynamic spectrum access for internet of things (IOT) applications'2013

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2013–2017Patents assigned to IBM (17)· patent assignee history

2013–2015Patents assigned to WANG QING (5)· patent assignee history

2013–2015Patents assigned to ZHAN HAI (5)· patent assignee history

2013–2017Based in Beijing, CN· patent location history

2015Patents assigned to YAN RONG (4)· patent assignee history

2015Patents assigned to ZHU ZHEN BO (4)· patent assignee history

2018Based in Fujian, CN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
IBM	17	2013–2017
WANG QING	5	2013–2015
ZHAN HAIself	5	2013–2015
YAN RONG	4	2015
ZHU ZHEN BO	4	2015

Locations

Location	Patents	Span
Beijing, CN	17	2013–2017
Fujian, CN	1	2018