Inventor
Sai Kwok
Inventor
Escondido, CA, US
Overview
Patents· 9 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H04Bprimary
H04BTransmission21%
H03BGeneration of oscillations, directly or by frequency-changing, by circuits employing active elements which operate in a non-switching manner14%
G05FSystems for regulating electric or magnetic variables7%
H02MApparatus for conversion between ac and ac, between ac and dc, or between dc and dc, and for use with mains or similar power supply systems7%
H03DDemodulation or transference of modulation from one carrier to another7%
H03FAmplifiers7%
H03GControl of amplification7%
H03HImpedance networks, e.g. resonant circuits7%
H03LAutomatic control, starting, synchronisation or stabilisation of generators of electronic oscillations or pulses7%
H04JMultiplex communication7%
PatentTitleYear
9,445,276'Preventing coexistence interference through smart band selection in MSMA devices'20169,425,850'Simultaneous voice and data communication'20168,565,669'Methods and apparatus for power reduction in a transceiver'20138,294,445'Switching voltage regulator with frequency selection'20128,130,046'Frequency calibration of radio frequency oscillators'20127,848,713'Common mode signal attenuation for a differential duplexer'20106,882,191'Rectifier type frequency doubler with harmonic cancellation'20056,836,180'Poly-phase network with resonant circuit bandpass shaping'20045,423,081'Cellular power amplifier power level control circuitry'1995Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1995–2016Based in San Diego, CA, US· patent location history
2004–2005Patents assigned to M2 NETWORKS INC (2)· patent assignee history
2010–2016Patents assigned to QUALCOMM INC (5)· patent assignee history
2010–2016Based in Escondido, CA, US· patent location history
2012–2016Patents assigned to KWOK SAI C (4)· patent assignee history
2013Patents assigned to CICCARELLI STEVEN C (1)· patent assignee history
2013Patents assigned to GUDEM PRASAD S (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| QUALCOMM INC | 5 | 2010–2016 |
| KWOK SAI Cself | 4 | 2012–2016 |
| M2 NETWORKS INC | 2 | 2004–2005 |
| CICCARELLI STEVEN C | 1 | 2013 |
| GUDEM PRASAD S | 1 | 2013 |
Locations
| Location | Patents | Span |
|---|---|---|
| Escondido, California, US | 5 | 2010–2016 |
| San Diego, California, US | 4 | 1995–2016 |