Inventor
Jianjun Yu
Inventor
Basking Ridge, NJ, US
Overview
Patents· 96 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H04Bprimary
H04BTransmission42%
H04JMultiplex communication23%
H04LTransmission of digital information, e.g. telegraphic communication23%
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein3%
E05BLocks1%
G02BOptical elements, systems or apparatus1%
H04QSelecting1%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests1%
A47BTables1%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations1%
PatentTitleYear
11,091,501Heterocyclic compounds as RSV inhibitors202110,687,615Lifting table202010,686,531Monitoring and correcting I/Q imbalance in high-speed optical communications systems202010,608,751Reception of twin single sideband signals using a MIMO filter202010,567,211Nonlinearity pre-compensation of high order modulation transmissions202010,458,155Latch with overslam stop feature201910,461,972Using multi-level pulse amplitude modulation with probabilistic shaping201910,411,808Probabilistically shaped multi-level pulse modulation with gray code mapping201910,411,809System and methods for high symbol-rate optical nyquist signal generation with roll-off factor approaching zero201910,341,022Optical pulse amplitude modulation transmission using digital pre-compensation201910,320,489Channel estimation using intra-symbol frequency domain averaging201910,305,620Method and apparatuses for algorithm on QAM coherent optical detection201910,256,907System and method for coherent detection with digital signal procession201910,256,934Chirp managed laser generation for next generation passive optical networks201910,236,991Probabilistically shaped orthogonal frequency division multiplexing201910,212,010Unequally spaced pulse amplitude modulation scheme201910,181,909Method and apparatus for optical wireless architecture201910,177,850Dual polarization vector signal generation and detection201910,171,200Optical communication using super-nyquist signals201910,164,711Optical mm-wave signal generation using a single IQ modulator201810,148,465Training assisted joint equalization201810,148,363Iterative nonlinear compensation201810,122,466Photonic vector signal generation using heterodyne beating201810,090,962In-band signaling for reconfiguring software defined optics201810,073,319QAM vector signal generation by external modulator201810,044,444Photonic vector signal generation without precoding201810,033,467Method and apparatus for generation of coherent and frequency-lock optical subcarriers201810,014,954Imaging cancellation in high-speed intensity modulation and direct detection system with dual single sideband modulation201810,003,423Half-cycled orthogonal frequency divisional multiplexing transmission and reception201810,003,409Imaging cancellation in high-speed intensity modulation and direct detection system with dual single sideband modulation20189,941,974Techniques for receiving DFT spreading modulation signals20189,912,500'Adaptive pre-equalization in optical communications'20189,912,431'Optical communication that achieves baud rate greater than sample rate'20189,906,305'Quadrature amplitude modulation (QAM) vector signal generation by external modulator'20189,880,351'Directly-modulated multi-polarization optical transmitters'20189,860,013'Time division multiplexed orbital angular momentum based communication'20189,825,707'System and method for coherent detection with digital signal procession'20179,819,419'Maximum likelihood sequence estimation of Quadrature Amplitude Modulated signals'20179,819,411'Signal to noise ratio estimation in optical communication networks'20179,793,999'System and method for 400G signal generation and coherent detection'20179,755,763'Adaptive post digital filter and inter-symbol interference equalizer for optical communication'20179,729,250'Methods and apparatus for coherent duobinary shaped PM-QPSK signal processing'20179,712,273'Orbital angular momentum multiplexing for digital communication'20179,698,914'Recovering data from quadrature phase shift keying modulated optical signals'20179,692,548'Techniques for blind equalization of high-order quadrature amplitude modulation signals'20179,621,270'System and methods for fiber and wireless integration'20179,590,833'Reception of 2-subcarriers coherent orthogonal frequency division multiplexed signals'20179,584,223'Digital generation of multi-carrier optical signals'20179,564,976'Blind equalization of dual subcarrier OFDM signals'20179,559,784'Optical communication based on polarization dependent coherent optical Nyquist frequency division multiplexing'20179,479,247'Methods and apparatus for pre and post equalization in optical communications systems'20169,479,252'Pre-equalization using phase correction'20169,391,731'Nyquist wavelength division multiplexing system'20169,369,264'Method and apparatus of algorithm for coherent receivers with M-QAM modulation format'20169,369,228'Method and apparatus for heterodyne coherent detection'20169,356,702'Flattened optical frequency-locked multi-carrier generation by one DML and one phase modulator'20169,312,979'Channel estimation in optical communication based on orthogonal frequency division multiplexing'20169,294,199'Method for generating an optimized return-to-zero pulse shape against aggressive optical filtering and an optical transmitter implementing the method'20169,270,513'Method and apparatus for algorithm on flexible square-QAM coherent detection'20169,264,144'Transmission and reception of quad-subcarrier orthogonal frequency division multiplexed signals'20169,225,455'Digital non-linear compensation in optical communication systems'20159,225,429'Recovering data from quadrature phase shift keying modulated optical signals'20159,209,908'System and method for heterodyne coherent detection with optimal offset'20159,209,927'Method and apparatus for generation of frequency- and phase-locked subcarrier'20159,143,231'Method and apparatus for optical wireless architecture'20159,106,343'Method and apparatus for performing temporal polarization interleaving in an optical transmitting system'20159,027,971'Over travel hood latch'20158,983,297'Multi-stage optical interleaving'20158,934,780'Direct detection of optical orthogonal frequency division multiplexing (OFDM) signals'20158,897,645'System and method for improving receiver sensitivity of a DD-OFDM system without using frequency guard band'20148,873,970'Generating a 400-Gbit/s single-channel optical signal'20148,781,325'Methods and systems for coherent multi-subcarrier source generation'20148,761,612'16 quadrature amplitude modulation optical signal transmitter'20148,582,983'Method and system for generation of coherent subcarriers'20138,463,121'Ultra wide-range frequency offset estimation for digital coherent optical receivers'20138,385,494'Full range offset correction for coherent optical OFDM systems'20138,380,083'All optical up-conversion system'20138,358,936'Method and apparatus for an optical duty cycle for an optical digital coherent system'20138,358,933'Optical signal sideband millimeter-wave signal generation for super-broadband optical wireless network'20138,260,140'WDM passive optical network with parallel signal detection for video and data delivery'20128,200,086'Storage area network extension over passive optical networks using parallel signal detection'20128,184,731'Feedback adjustable constellation de-mapper'20128,138,958'Vernier ring time-to-digital converters with comparator matrix'20128,135,287'100 Gbit/s OFDM optical signal generation'20128,131,156'Centralized lightwave WDM-PON employing intensity modulated downstream and upstream'20128,098,989'All-optical wavelength conversion for a polarization multiplexing optical signal'20128,064,775'Generation of at least 100 Gbit/s optical transmission'20118,064,774'High frequency optical millimeter-wave generation and wavelength reuse'20118,023,824'Wavelength division multiplexed passive optical network'20118,000,604'Orthogonal frequency division multiple access (OFDMA) based passive optical network (PON) architecture and its extension to long distance'20117,965,947'Wavelength division multiplexing passive optical network architecture with source-free optical network units'20117,761,012'Optical communication system and method for generating dark return-to zero and DWDM optical MM-Wave generation for ROF downstream link using optical phase modulator and optical interleaver'20107,373,089'Methods and apparatus for optical data transmission over standard fiber'20087,259,523'Circuit arrangement'20077,068,936'Methods and apparatus for optical switching'20066,814,376'Method and system for generating short pulse signals'2004Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2004–2008Based in Murray Hill, NJ, US· patent location history
2010–2014Patents assigned to NEC LAB AMERICA INC (19)· patent assignee history
2010–2019Based in Princeton, NJ, US· patent location history
2011–2019Patents assigned to YU JIANJUN (27)· patent assignee history
2011–2014Patents assigned to WANG TING (10)· patent assignee history
2011–2012Based in Stone Mountain, GA, US· patent location history
2013–2020Patents assigned to ZTE CORP (44)· patent assignee history
2013–2019Patents assigned to ZTE USA INC (28)· patent assignee history
2013–2020Based in Basking Ridge, NJ, US· patent location history
2015–2019Based in Huaian, CN· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| ZTE CORP | 44 | 2013–2020 |
| ZTE USA INC | 28 | 2013–2019 |
| YU JIANJUNself | 27 | 2011–2019 |
| NEC LAB AMERICA INC | 19 | 2010–2014 |
| WANG TING | 10 | 2011–2014 |
Locations
| Location | Patents | Span |
|---|---|---|
| Basking Ridge, New Jersey, US | 63 | 2013–2020 |
| Princeton, New Jersey, US | 22 | 2010–2019 |
| Murray Hill, New Jersey, US | 3 | 2004–2008 |
| Huaian, CN | 2 | 2015–2019 |
| Stone Mountain, Georgia, US | 2 | 2011–2012 |