Assignee
HANGZHOU GEO CHIP TECH CO LTD
CN·18 granted patents·4 pending applications·17 citations·filing 2020–2025
Top patents by PatentIndex Score
22 records- 0193US11405062B1Startup circuit device, filter and receiverHANGZHOU GEO CHIP TECH CO LTD·Filed 2021·Granted Aug 2, 2022·3 cites·9 claims
- 0291US11411570B1Multi modulus frequency divider and electronic deviceHANGZHOU GEO CHIP TECH CO LTD·Filed 2021·Granted Aug 9, 2022·7 cites·14 claims
- 0388US12015688B1Fast-locking phase-locked loop, transceiver, and communication deviceHANGZHOU GEO CHIP TECH CO LTD·Filed 2023·Granted Jun 18, 2024·2 cites·9 claims
- 0487US11251751B1Signal mixing circuit device and receiverHANGZHOU GEO CHIP TECH CO LTD·Filed 2020·Granted Feb 15, 2022·2 cites·18 claims
- 0585US11190142B1Signal amplifying circuit device and receiverHANGZHOU GEO CHIP TECH CO LTD·Filed 2020·Granted Nov 30, 2021·2 cites·8 claims
- 0678US11265034B1Signal mixing circuit device and receiverHANGZHOU GEO CHIP TECH CO LTD·Filed 2020·Granted Mar 1, 2022·1 cites·11 claims
- 0759US2025337418A1Charge pump, phase-locked loop circuit and tranceiverHANGZHOU GEO CHIP TECH CO LTD·Filed 2024·Application pending·0 cites
- 0857US12381590B2Receiver and zero-intermediate frequency transceiverHANGZHOU GEO CHIP TECH CO LTD·Filed 2024·Granted Aug 5, 2025·0 cites·8 claims
- 0956US2025159987A1Rf front-end chip, manufacturing method thereof, circuit structure and rf communication deviceHANGZHOU GEO CHIP TECH CO LTD·Filed 2024·Application pending·0 cites
- 1055US12081175B2Operational amplifier and electronic systemHANGZHOU GEO CHIP TECH CO LTD·Filed 2023·Granted Sep 3, 2024·0 cites·19 claims
- 1154US11962299B2Fractional frequency divider, radio frequency transceiver, and method of configuring phase delayHANGZHOU GEO CHIP TECH CO LTD·Filed 2023·Granted Apr 16, 2024·0 cites·11 claims
- 1254US11689227B1Broadband power amplifier device and transmitterHANGZHOU GEO CHIP TECH CO LTD·Filed 2021·Granted Jun 27, 2023·0 cites·4 claims
- 1354US11462904B2Apparatus for protection against electrostatic discharge and method of manufacturing the sameHANGZHOU GEO CHIP TECH CO LTD·Filed 2021·Granted Oct 4, 2022·0 cites·7 claims
- 1453US12057867B2Power mixer having high linearity transconductance, transmitter and RF transceiverHANGZHOU GEO CHIP TECH CO LTD·Filed 2023·Granted Aug 6, 2024·0 cites·6 claims
- 1552US12500591B2Fast-locking phase-locked loop, frequency divider, and communication deviceHANGZHOU GEO CHIP TECH CO LTD·Filed 2024·Granted Dec 16, 2025·0 cites·17 claims
- 1651US11876543B2Mixer circuit, transmitter and communication deviceHANGZHOU GEO CHIP TECH CO LTD·Filed 2021·Granted Jan 16, 2024·0 cites·7 claims
- 1751US11646706B2Common-source differential power amplifier and electronic device including the sameHANGZHOU GEO CHIP TECH CO LTD·Filed 2021·Granted May 9, 2023·0 cites·11 claims
- 1850US2025253859A1Current source array, digital-to-analog converter and signal chain chipHANGZHOU GEO CHIP TECH CO LTD·Filed 2025·Application pending·0 cites
- 1949US11522567B1Matching network, antenna circuit and electronic deviceHANGZHOU GEO CHIP TECH CO LTD·Filed 2021·Granted Dec 6, 2022·0 cites·9 claims
- 2049US2024195368A1Rf front-end chip, rf switch module, and rf communication deviceHANGZHOU GEO CHIP TECH CO LTD·Filed 2023·Application pending·0 cites
- 2148US11405002B2Harmonic rejection mixing circuit device and receiverHANGZHOU GEO CHIP TECH CO LTD·Filed 2020·Granted Aug 2, 2022·0 cites·17 claims
- 2245US11190285B1Transmitter, receiver, signal transceiver and methods thereforHANGZHOU GEO CHIP TECH CO LTD·Filed 2020·Granted Nov 30, 2021·0 cites·11 claims
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