Inventor · disambiguated record
Chih-Yuan Tsai
Also filed as: TSAI CHIH-YUAN
14 granted patents·8 pending applications·27 citations·filing 2013–2023
87Inventor score
Top patents by PatentIndex Score
22 records- 0194US9674758B2Multi-SIM user equipment and wireless communication method thereofMEDIATEK INC·Filed 2015·Granted Jun 6, 2017·14 cites·10 claims
- 0284US10980074B2Apparatuses and methods for supporting dual talk of multiple subscriber identitiesMEDIATEK INC·Filed 2019·Granted Apr 13, 2021·4 cites·18 claims
- 0377US11477701B2Apparatuses and methods for voice call service provisionMEDIATEK INC·Filed 2020·Granted Oct 18, 2022·1 cites·17 claims
- 0476US10911995B2Apparatuses and methods for dual active of multiple subscriber identitiesMEDIATEK INC·Filed 2020·Granted Feb 2, 2021·1 cites·20 claims
- 0574US10567447B2Apparatuses and methods for coordinating communication operations associated with a plurality of subscriber identity cards in a mobile communication device with a single wireless transceiverMEDIATEK INC·Filed 2016·Granted Feb 18, 2020·2 cites·24 claims
- 0673US9178758B2Methods for shortening CSFB performance time and communication apparatuses utilizing the sameMEDIATEK INC·Filed 2013·Granted Nov 3, 2015·3 cites·28 claims
- 0766US9326199B2Methods for autonomous fast return to preferred RAT and communications apparatuses utilizing the sameMEDIATEK INC·Filed 2013·Granted Apr 26, 2016·2 cites·20 claims
- 0857US10681093B2Apparatuses and methods for coordinating communication operations associated with a plurality of subscriber identity cards in a mobile communication device with a single wireless transceiverMEDIATEK INC·Filed 2019·Granted Jun 9, 2020·0 cites·20 claims
- 0954US12418787B2Apparatuses and methods for simultaneous reception or transmission associated with dual subscriber numbers using a single radio frequency (RF) deviceMEDIATEK INC·Filed 2021·Granted Sep 16, 2025·0 cites·20 claims
- 1054US2024224174A1Method and apparatus for dynamically de-activating secondary cell group of dual connectivityMEDIATEK INC·Filed 2022·Application pending·0 cites
- 1154US2023007559A1Communication Apparatus and Method for Handling a Handover in a Wireless NetworkMEDIATEK INC·Filed 2022·Application pending·0 cites
- 1252US2024213134A1Electronic packageSILICONWARE PRECISION INDUSTRIES CO LTD·Filed 2023·Application pending·0 cites
- 1351US2022286961A1Control method based on ue-aiding informationMEDIATEK INC·Filed 2022·Application pending·0 cites
- 1450US11910247B2Method and device for switching between different radio access technologiesMEDIATEK INC·Filed 2021·Granted Feb 20, 2024·0 cites·16 claims
- 1547US11032857B2Apparatuses and methods for synchronizing states of separate subscriber identities with networkMEDIATEK INC·Filed 2019·Granted Jun 8, 2021·0 cites·18 claims
- 1645US2022039047A1Apparatuses and methods for reducing the number of multiple-input-multiple-output (mimo) layersMEDIATEK INC·Filed 2021·Application pending·0 cites
- 1744US2021297898A1Wireless communication method for reducing the receival of unwanted data and user equipment thereofMEDIATEK INC·Filed 2020·Application pending·0 cites
- 1840US11202339B2Apparatuses and methods for packet distribution on multiple subscriber identitiesMEDIATEK INC·Filed 2020·Granted Dec 14, 2021·0 cites·5 claims
- 1940US2018270649A1Method For Improving Data Throughput In Multiple-SIM Communication ApparatusMEDIATEK INC·Filed 2018·Application pending·0 cites
- 2039US11258897B2Communication device controlling methodMEDIATEK INC·Filed 2019·Granted Feb 22, 2022·0 cites·13 claims
- 2136US11382003B2Apparatuses and methods for coordinating communication operations associated with a plurality of subscriber identitiesMEDIATEK INC·Filed 2019·Granted Jul 5, 2022·0 cites·10 claims
- 2232US2019007913A1Multi-Subscriber Identity Module User Equipment and Re-Synchronizing Method ThereofMEDIATEK INC·Filed 2017·Application pending·0 cites
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