Inventor

Hang Jin

Inventor

Plano, TX, US

Overview

2001–2020

Patent span

Electricity

Primary field (CPC H)

Patents· 151 as inventor

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

H04Bprimary

H04BTransmission37%

H04LTransmission of digital information, e.g. telegraphic communication28%

H04WWireless communication networks14%

H01QAntennas, i.e. radio aerials5%

H03MCoding3%

H03FAmplifiers3%

H04JMultiplex communication2%

H04MTelephonic communication1%

H04NPictorial communication, e.g. television1%

H04QSelecting1%

PatentTitleYear

10,841,936Upstream split scheduler2020 10,797,750System architecture for supporting digital pre-distortion and full duplex in cable network environments2020 10,771,109Hybrid active tap2020 10,771,106Proactive echo cancellation (EC) training2020 10,720,961Digital echo cancellation with single feedback2020 10,574,356Virtual physical layer2020 10,567,036Echo cancellation to alleviate timing varying channels2020 10,541,723Reduce echo level by scrambling phases of echoes from multiple ports in FDX node2020 10,536,667Techniques for detecting the location of a cable modem using radio frequency channel signature and power level2020 10,530,310Digital pre-distortion for an AB amplifier2020 10,523,270Full duplex (FDX) enhanced node2019 10,516,435Detecting full duplex (FDX) amplifier cable modem (CM) attachment2019 10,476,448Digital pre-distortion for an amplifier2019 10,469,128Analog echo cancellation with digital-to-analog converter noise suppression2019 10,367,631Front end for full duplex cable modem2019 10,367,699Network architecture for predictive services management in cable network environments2019 10,361,837Selective proxy to alleviate adjacent channel interference in full duplex cable network environments2019 10,348,554Hybrid fibre coaxial fault locationing in cable network environments2019 10,312,968Hybrid fibre coaxial fault classification in cable network environments2019 10,311,974Mobile health intelligent medical guide system and method thereof2019 10,244,435Cable cellular heterogeneous network2019 10,230,519Full duplex resource allocation in cable network environment2019 10,177,811Echo cancellation2019 10,135,490Interference group discovery for full duplex network architecture in cable network environment2018 10,033,542Scheduling mechanisms in full duplex cable network environments2018 9,966,993Interference suppression in full duplex cable network environments2018 9,942,024Full duplex network architecture in cable network environments2018 9,912,464'Interference relationship characterization in full duplex cable network environments'2018 9,887,737'Radio frequency signal fault signature isolation in cable network environments'2018 9,820,275'Proactive upstream scheduling for flows in a point-to-multipoint communications network'2017 9,735,814'High power efficient amplification at cable modems through digital pre-distortion and machine learning in cable network environments'2017 9,722,739'Managing time offset and frequency drift in asynchronous DOCSIS remote PHY network environments'2017 9,712,193'High power efficient amplifier through digital pre-distortion and machine learning in cable network environments'2017 9,692,563'Upstream contention measurement reporting and mitigation in DOCSIS remote PHY network environments'2017 9,660,774'Determining and managing upstream profiles in DOCSIS 3.1 network environments'2017 9,503,180'Interference detection and avoidance in a telecommunication network'2016 9,320,003'Detecting a narrow band ranging signal in an OFDM frame'2016 9,313,070'Burst noise detection and pilot selection'2016 9,237,040'Pre-equalization enhancement for telecommunication networks'2016 9,184,878'Non-disruptive network noise measurement'2015 9,172,400'Encoding techniques using multiple coding strengths within a single LDPC code word'2015 9,071,401'Pilot-less noise estimation'2015 8,934,369'Direction aware neighbor list infrastructure assisted roaming'2015 8,909,223'Multicast optimization and aggregation in an enterprise controller'2014 8,908,783'Scheduling collaborative uplink transmissions in OFDMA systems using multipath direction of arrival analysis'2014 8,867,374'Link adaptation for retransmission schemes'2014 8,817,756'Channel assignment and scheduling for centralized clustering in 60 GHz Wireless Networks'2014 8,761,291'Implicit spatial matrix expansion determination for MIMO wireless communication systems'2014 8,725,084'MIMO mode switch management for beamformed MIMO systems'2014 8,718,560'Dynamic clear channel assessment using spectrum intelligent interference nulling'2014 8,676,144'Adaptive interference nulling for MIMO receiver based on interference characteristics'2014 8,638,834'Signal sequence detection techniques for OFDM/OFDMA systems'2014 8,630,267'Interference suppression in wireless backhaul network using collaborative weight update scheme'2014 8,630,319'Multi-receiver combining for distributed antenna systems with code division multiple access radio frequency uplink sources'2014 8,625,542'Beamforming spatial de-multiplexing for collaborative spatially multiplexed wireless communication'2014 8,611,901'Enterprise controller handover management of wireless user devices between radio access point devices'2013 8,548,379'Calibration-less transmit beamforming'2013 8,542,762'Bi-directional beamforming multiple-input multiple-output wireless communication'2013 8,494,073'Beamforming weight estimation using wideband multipath direction of arrival analysis'2013 8,489,039'Beamformed multi-input multiple-output communication with uplink transmission rotation'2013 8,437,361'Adaptive subchannel disabling in beamformed wireless communication systems'2013 8,416,802'Segmented transmission for broadcast messages using multiple antennas'2013 8,406,353'Signal sequence detection in presence of carrier or narrow band transmissions'2013 8,406,720'Beamforming weight generation using adaptive trigonometric waveform interpolation techniques'2013 8,379,762'Physical carrier to interference-plus-noise ratio techniques for wideband wireless communication networks'2013 8,335,480'Omni-directional and low-correlated pre-coding broadcast beamforming'2012 8,320,273'Link adaptation for retransmission schemes'2012 8,311,482'Self-optimizing wireless network base station'2012 8,306,001'Dynamic downlink beamforming weight estimation for beamforming-space time code transmissions'2012 8,280,426'Adaptive power balancing and phase adjustment for MIMO-beamformed communication systems'2012 8,260,361'Method and system for transmitter beamforming'2012 8,254,845'Combined beamforming and nulling to combat co-channel interference'2012 8,249,509'Dynamic channel estimation based on channel conditions'2012 8,249,538'Offset direct conversion receiver'2012 8,238,487'Log-likelihood ratio algorithm for use in reducing co-channel interference in wireless communication systems'2012 8,223,735'Multi-carrier code division multiple access beamforming'2012 8,218,677'Transmitter characterization for digital pre-distortion using offset preamble subcarriers'2012 8,213,527'Channel variation detection of wireless channel for adaptive transmission schemes'2012 8,195,240'Hybrid time-spatial multiplexing for wireless broadcast messages through antenna radiation beam synthesis'2012 8,190,980'Trellis-based decoder using states of reduced uncertainty'2012 8,181,076'Method for retransmitting a data sequence according to channel condition in a wireless communications network'2012 8,149,942'Method and system for selecting a transmission scheme in a multiple-input-multiple-output wireless communications system'2012 8,145,272'Pilot-based two-dimensional channel estimation'2012 8,134,503'Open-loop beamforming MIMO communications in frequency division duplex systems'2012 8,130,875'Method for estimating channel response in a wireless communications network based on pilot signals'2012 8,121,211'Adaptive switching techniques for hybrid automatic repeat request systems'2012 8,116,818'Method and system for transmitter beamforming'2012 8,116,698'Generalized MIMO-beamforming weight estimation'2012 8,098,212'Method for antenna array partitioning'2012 8,090,042'Channel randomization and time diversity for MIMO system'2012 8,077,809'Link adaptation based on generic CINR measurement according to log-likelihood ratio distribution'2011 8,073,489'Method for dynamic uplink sounding region allocation'2011 8,068,552'Method and system for achieving spatial diversity of a wireless communications network'2011 8,068,445'Scheduling uplink sounding signals'2011 8,059,744'Frequency band extrapolation beamforming weight computation for wireless communications'2011 8,050,622'Method and system for detecting messages using enhanced distributed signaling'2011 8,040,831'Method and system for control channel beamforming'2011 8,032,184'Method for generating downlink beamforming weighting vectors'2011 8,031,786'Method and system for improving channel estimation in a communications network'2011 8,005,060'Beamforming techniques to improve ranging signal detection'2011 8,000,418'Method and system for improving robustness of interference nulling for antenna arrays'2011 7,991,083'Method and system for detecting preambles in a multi-cell system'2011 7,966,043'Method for creating multiple-input-multiple-output channel with beamforming using signals transmitted from single transmit antenna'2011 7,965,783'Method and system for transmitting data streams via a beamformed MIMO channel'2011 7,924,957'Method for creating beamformed multiple-input-multiple-output channels with partial nulling'2011 7,925,268'Method for optimizing up-link transmission power for a wireless terminal in a multi-carrier system'2011 7,889,131'Beamformed space time code communication with testing spatial signature generation'2011 7,884,763'Orthogonal/partial orthogonal beamforming weight generation for MIMO wireless communication'2011 7,876,863'Method and system for improving timing position estimation in wireless communications networks'2011 7,876,715'Beamforming multiple-input multiple-output wireless techniques using spatial decomposition for frequency division duplex systems'2011 7,861,137'System for identifying localized burst errors'2010 7,839,817'Apparatus for detecting uplink ranging codes in a wireless communication system'2010 7,825,856'Low complexity blind beamforming weight estimation'2010 7,822,442'Method and system for partitioning an antenna array and applying multiple-input-multiple-output and beamforming mechanisms'2010 7,817,088'Beamforming multiple-input multiple-output hybrid automatic repeat request retransmission'2010 7,801,239'System and method for improving the robustness of spatial division multiple access via nulling'2010 7,787,897'Method for up-link transmit power management in a wireless broadband terminal'2010 7,778,211'Method for computing a downlink beamforming weighting vector based on up link channel information'2010 7,733,949'Wireless communications system with reduced sideband noise and carrier leakage'2010 7,706,812'System and method for detecting locations of a customer premises equipment'2010 7,697,485'Method for improving the performance of a wireless communications network by using beamformed virtual antennas'2010 7,697,654'Determining effective carrier-to-interference plus noise ratio in OFDMA systems'2010 7,680,457'Method and system for collaborated beamforming for reducing interference'2010 7,668,555'Method for computing beamforming weighting vectors with collaborated uplink sounding'2010 7,657,237'Method and system to improve transmitter linearization'2010 7,640,478'Method for decoding tail-biting convolutional codes'2009 7,634,277'Method for allocating channel resources for improving frequency utilization efficiency of wireless communication systems'2009 7,620,423'Method and system for creating beamformed channels in a multi-input multi-output network'2009 7,551,682'Method for improving the performance of a wireless network utilizing beamforming weighting vectors'2009 7,548,764'Method and system for generating multiple radiation patterns using transform matrix'2009 7,532,883'Wireless communication apparatus which communicates at specified frame cycles'2009 7,519,366'Collaborative beam forming of base transceiver stations for reducing interference in a wireless multi-cell network'2009 7,512,870'Method and system for improving the performance of a trellis-based decoder'2009 7,499,510'Method for estimating a weighting vector for an adaptive phased array antenna system'2009 7,496,386'Rechargeable battery facilitated customer-premises equipment'2009 7,480,498'Receiver gain control using a pilot signal'2009 7,480,852'Method and system for improving decoding efficiency in wireless receivers'2009 7,480,271'Method for reducing multi-cell interferences in wireless communications'2009 7,454,682'System for identifying localized burst errors'2008 7,450,673'System and method for improving the robustness of spatial division multiple access via nulling'2008 7,400,907'Method and system for partitioning an antenna array and applying multiple-input-multiple-output and beamforming mechanisms'2008 7,209,078'Antenna array calibration'2007 7,151,937'Method and system for reducing wireless multi-cell interferences through segregated channel assignments and segregated antenna beams'2006 7,127,223'Proactive gain control system for communications receivers'2006 7,062,276'Method and system for reducing wireless multi-cell interferences through segregated channel assignments and segregated antenna beams'2006 6,907,246'Method and system for reducing wireless multi-cell interferences through segregated channel assignments and segregated antenna beams'2005 6,904,266'Wireless enhancer using a switch matrix'2005 6,751,447'Adaptive digital pre-distortion circuit using output reference signal and method of operation'2004 6,693,974'Adaptive digital pre-distortion circuit using adjacent channel power profile and method of operation'2004 6,449,466'Adaptive digital pre-distortion correction circuit for use in a transmitter in a digital communication system and method of operation'2002 6,204,790'Stacked digital-to-analog converter and methods of performing digital-to-analog conversion'2001

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2001–2020Based in Plano, TX, US· patent location history

2008–2020Patents assigned to CISCO TECH INC (140)· patent assignee history

2011–2014Patents assigned to JIN HANG (52)· patent assignee history

2011–2014Patents assigned to WANG GENYUAN (16)· patent assignee history

2011–2014Patents assigned to LOU HANQING (13)· patent assignee history

2012–2014Patents assigned to GUO LI (12)· patent assignee history

2019Based in Hefei, CN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
CISCO TECH INC	140	2008–2020
JIN HANGself	52	2011–2014
WANG GENYUAN	16	2011–2014
LOU HANQING	13	2011–2014
GUO LI	12	2012–2014

Locations

Location	Patents	Span
Plano, Texas, US	150	2001–2020
Hefei, CN	1	2019