Inventor · disambiguated record
Tzung-I Lee
Also filed as: LEE TZUNG-I · Lee Tzung-I (Ian)
36 granted patents·1 pending application·574 citations·filing 2011–2024
98Inventor score
Top patents by PatentIndex Score
37 records- 0197US10193236B1Highly isolated sector antenna for concurrent radio operationAMAZON TECH INC·Filed 2016·Granted Jan 29, 2019·29 cites·18 claims
- 0297US9484631B1Split band antenna designAMAZON TECH INC·Filed 2014·Granted Nov 1, 2016·95 cites·18 claims
- 0397US9415869B1Mobile antenna arrayAMAZON TECH INC·Filed 2015·Granted Aug 16, 2016·60 cites·20 claims
- 0496US9331835B1Radio frequency (RF) front-end circuitry for wireless local area network (WLAN), wide area network (WAN) and global positioning system (GPS) communicationsAMAZON TECH INC·Filed 2014·Granted May 3, 2016·22 cites·15 claims
- 0596US9130279B1Multi-feed antenna with independent tuning capabilityAMAZON TECH INC·Filed 2013·Granted Sep 8, 2015·33 cites·20 claims
- 0695US11218203B1Coordinated dynamic analog beamformerAMAZON TECH INC·Filed 2020·Granted Jan 4, 2022·8 cites·18 claims
- 0795US10361490B1Pattern diversity assisted antenna systemsAMAZON TECH INC·Filed 2015·Granted Jul 23, 2019·14 cites·16 claims
- 0895US8957827B1Antenna structure with multiple matching circuitsLEE TZUNG-I·Filed 2012·Granted Feb 17, 2015·36 cites·22 claims
- 0994US11310581B1Antenna architecture and design for miniaturized ear-worn devicesAMAZON TECH INC·Filed 2020·Granted Apr 19, 2022·6 cites·20 claims
- 1094US10616904B1Intelligently-switched, concurrently-operated omnidirectional and directional antennasAMAZON TECH INC·Filed 2018·Granted Apr 7, 2020·21 cites·20 claims
- 1194US9887708B2Antenna switching circuitry of a mesh network deviceAMAZON TECH INC·Filed 2016·Granted Feb 6, 2018·9 cites·20 claims
- 1294US9871300B1Steerable phased array antennaAMAZON TECH INC·Filed 2016·Granted Jan 16, 2018·14 cites·20 claims
- 1394US9711858B1Impedance-controlled dual-feed antennaAMAZON TECH INC·Filed 2013·Granted Jul 18, 2017·22 cites·23 claims
- 1494US9431717B1Wideband dual-arm antenna with parasitic elementAMAZON TECH INC·Filed 2013·Granted Aug 30, 2016·18 cites·20 claims
- 1594US9077066B1Wideband tapered antenna with parasitic grounding elementLEE TZUNG-I·Filed 2012·Granted Jul 7, 2015·30 cites·29 claims
- 1693US10075198B1Radio frequency (RF) front-end circuitry for wireless local area network (WLAN), wide area network (WAN) and global positioning system (GPS) communicationsAMAZON TECH INC·Filed 2016·Granted Sep 11, 2018·8 cites·21 claims
- 1793US9991914B1Bi-directional radio frequency front-end (RFFE)AMAZON TECH INC·Filed 2017·Granted Jun 5, 2018·9 cites·17 claims
- 1893US8847828B1Antenna structure with strongly coupled parasitic grounding elementAMAZON TECH INC·Filed 2012·Granted Sep 30, 2014·18 cites·25 claims
- 1992US9786994B1Co-located, multi-element antenna structureAMAZON TECH INC·Filed 2014·Granted Oct 10, 2017·16 cites·20 claims
- 2092US9048528B1Antenna structure with strongly coupled grounding elementAMAZON TECH INC·Filed 2014·Granted Jun 2, 2015·14 cites·20 claims
- 2192US8890753B1Antenna structure with split-feed antenna element and coupled parasitic grounding elementAMAZON TECH INC·Filed 2012·Granted Nov 18, 2014·13 cites·21 claims
- 2291US10855351B1Hybrid directional antenna systemAMAZON TECH INC·Filed 2018·Granted Dec 1, 2020·9 cites·20 claims
- 2390US9035840B1Dual-band antenna with grounded patch and coupled feedLEE TZUNG-I·Filed 2012·Granted May 19, 2015·14 cites·22 claims
- 2488US9698857B1Pattern diversity assisted single-input-single-output and two-by-two multiple-input-multiple output (MIMO) antenna systemsAMAZON TECH INC·Filed 2015·Granted Jul 4, 2017·9 cites·20 claims
- 2588US9391362B1Configurable antennaAMAZON TECH INC·Filed 2013·Granted Jul 12, 2016·10 cites·23 claims
- 2687US10291698B2Antenna structures and isolation chambers of a multi-radio, multi-channel (MRMC) mesh network deviceAMAZON TECH INC·Filed 2017·Granted May 14, 2019·5 cites·20 claims
- 2786US8952851B1Direct feed patch antennaHSU MORRIS·Filed 2012·Granted Feb 10, 2015·10 cites·28 claims
- 2883US10615514B2Antenna structures of a multi-radio, multi-channel (MRMC) mesh network deviceAMAZON TECH INC·Filed 2017·Granted Apr 7, 2020·4 cites·20 claims
- 2981US11469804B1Sectorized analog beam search systemAMAZON TECH INC·Filed 2021·Granted Oct 11, 2022·1 cites·20 claims
- 3081US9369165B1Mitigating desense in collocated speaker and antenna systemAMAZON TECH INC·Filed 2014·Granted Jun 14, 2016·6 cites·18 claims
- 3179US9246215B1Antenna structure with split-feed antenna element and coupled parasitic grounding elementAMAZON TECH INC·Filed 2014·Granted Jan 26, 2016·4 cites·17 claims
- 3274US11075465B2Surface-link antenna architectureAMAZON TECH INC·Filed 2018·Granted Jul 27, 2021·2 cites·20 claims
- 3372US9153869B1Harmonic suppressed dual feed antennaAMAZON TECH INC·Filed 2012·Granted Oct 6, 2015·3 cites·16 claims
- 3470US11706635B2Scalable network architectureAMAZON TECH INC·Filed 2019·Granted Jul 18, 2023·1 cites·18 claims
- 3556US8604983B2CRLH antenna structuresPATHAK VANEET·Filed 2011·Granted Dec 10, 2013·1 cites·20 claims
- 3654US10560127B2Antenna structures and reflective chambers of a multi-radio, multi-channel (MRMC) mesh network deviceAMAZON TECH INC·Filed 2016·Granted Feb 11, 2020·0 cites·25 claims
- 3752US2025336008A1Soil sensor deviceAMAZON TECH INC·Filed 2024·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →