Assignee
LI QIN
CN·10 granted patents·2 pending applications·63 citations·filing 2006–2021
Top patents by PatentIndex Score
12 records- 0189US8942370B2Filter bank optimization for acoustic echo cancellationLI QIN·Filed 2012·Granted Jan 27, 2015·12 cites·14 claims
- 0285US8295475B2Selective glitch detection, clock drift compensation, and anti-clipping in audio echo cancellationLI QIN·Filed 2006·Granted Oct 23, 2012·12 cites·21 claims
- 0382US8850190B2Secret communication method and system between neighboring user terminals, terminal, switching equipmentLI QIN·Filed 2011·Granted Sep 30, 2014·8 cites·15 claims
- 0480US8213635B2Keystroke sound suppressionLI QIN·Filed 2008·Granted Jul 3, 2012·12 cites·20 claims
- 0577US9009466B2Terminal device capable of link layer encryption and decryption and data processing method thereofLI QIN·Filed 2011·Granted Apr 14, 2015·5 cites·12 claims
- 0675US9071657B2Method and system for implementing internet of things serviceLI QIN·Filed 2010·Granted Jun 30, 2015·8 cites·13 claims
- 0775US8155304B2Filter bank optimization for acoustic echo cancellationLI QIN·Filed 2007·Granted Apr 10, 2012·4 cites·5 claims
- 0864US8713303B2Method and system for establishing security connection between switch equipmentsLI QIN·Filed 2010·Granted Apr 29, 2014·2 cites·17 claims
- 0942US2012229427A1StylusLI QIN·Filed 2011·Application pending·0 cites
- 1042US2012223918A1Latching device and stylus using sameLI QIN·Filed 2011·Application pending·0 cites
- 1138US9137259B2Switch route exploring method, system and deviceLI QIN·Filed 2011·Granted Sep 15, 2015·0 cites·17 claims
- 1233USD1057661SLamp holder with USB socketLI QIN·Filed 2021·Granted Jan 14, 2025·0 cites·1 claims
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