Inventor
Jianzhong Xu
Inventor
Gaithersburg, MD, US
Overview
Patents· 4 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H03Lprimary
H03LAutomatic control, starting, synchronisation or stabilisation of generators of electronic oscillations or pulses20%
H04BTransmission20%
H04JMultiplex communication20%
H04LTransmission of digital information, e.g. telegraphic communication20%
G06FElectric digital data processing10%
H04MTelephonic communication10%
PatentTitleYear
8,861,713'Clipping based on cepstral distance for acoustic echo canceller'20147,627,252'Clock recovery from an optical signal with dispersion impairments'20097,532,822'Clock recovery from an optical signal with polarization impairments'20097,058,838'System and method for synchronizing a plurality of processors in a multiprocessor computer platform employing a global clock counter'2006Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2006Patents assigned to HEWLETT PACKARD DEVELOPMENT CO (1)· patent assignee history
2006Based in Plano, TX, US· patent location history
2009Patents assigned to NORTEL NETWORKS LTD (2)· patent assignee history
2009–2014Based in Gaithersburg, MD, US· patent location history
2014Patents assigned to TEXAS INSTRUMENTS INC (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| NORTEL NETWORKS LTD | 2 | 2009 |
| HEWLETT PACKARD DEVELOPMENT CO | 1 | 2006 |
| TEXAS INSTRUMENTS INC | 1 | 2014 |
Locations
| Location | Patents | Span |
|---|---|---|
| Gaithersburg, Maryland, US | 3 | 2009–2014 |
| Plano, Texas, US | 1 | 2006 |