Inventor
TSAI CHIOU-WEI
TW45 patents
⚠️ This page may combine multiple inventors who share the name “TSAI CHIOU-WEI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MEDIATEK INC
42 patentsUS10952242B2Mar 16, 2021
Rach numerology with BWP operation
MEDIATEK INC5 citations84
US11653301B2May 16, 2023
Wake-up signal and preamble design for mobile communications
MEDIATEK INC5 citations75
US11848878B2Dec 19, 2023
BWP operation in NR-based unlicensed spectrum
MEDIATEK INC3 citations73
US11490428B2Nov 1, 2022
Initial access in new radio unlicensed spectrum
MEDIATEK INC4 citations73
US11291041B2Mar 29, 2022
Simultaneous uplink transmissions
MEDIATEK INC1 citations73
US11229055B2Jan 18, 2022
Rach timeline
MEDIATEK INC4 citations73
US11057780B2Jul 6, 2021
Channel utilization in unlicensed spectrum
MEDIATEK INC3 citations73
US11039475B2Jun 15, 2021
Detection of beginning of a transmission session in new radio unlicensed spectrum
MEDIATEK INC2 citations73
US11032851B2Jun 8, 2021
QCL in rach different from that in other signals
MEDIATEK INC5 citations73
US10924225B2Feb 16, 2021
Group-based hybrid automatic repeat request (HARQ) acknowledgement feedback
MEDIATEK INC5 citations73
US10880886B2Dec 29, 2020
Determination of TA adjustment timing
MEDIATEK INC2 citations73
US10868629B2Dec 15, 2020
Channel multiplexing within interlace for new radio unlicensed spectrum operation
MEDIATEK INC4 citations73
US10849076B2Nov 24, 2020
Physical random access channel preamble retransmission for NR
MEDIATEK INC3 citations73
US10779171B2Sep 15, 2020
Downlink spatial transmission and spatial reception mechanism in multi-beam operation
MEDIATEK INC2 citations73
US10778288B2Sep 15, 2020
Apparatuses and methods for a physical random access channel (PRACH) retransmission
MEDIATEK INC2 citations73
US10708789B2Jul 7, 2020
Apparatuses and methods for beam identification through the physical random access channel (PRACH) and efficient PRACH resource utilization
MEDIATEK INC3 citations72
US10313158B2Jun 4, 2019
Method for data transmission and reception of random access procedure
MEDIATEK INC2 citations72
US9998241B2Jun 12, 2018
Envelope tracking (ET) closed-loop on-the-fly calibration
MEDIATEK INC2 citations72
US12452915B2Oct 21, 2025
Apparatuses and methods for uplink transmission in frame-based equipment (FBE) operation
MEDIATEK INC1 citations64
US12581520B2Mar 17, 2026
UE capability signaling to support enhancements on resource allocation for 5G new radio (NR) in unlicensed spectrum (NR-U)
MEDIATEK INC0 citations62
US12108490B2Oct 1, 2024
UE capability signaling for supporting reference signal based measurements in 5G new radio unlicensed spectrum (NR-U)
MEDIATEK INC0 citations62
US12022510B2Jun 25, 2024
Uplink designs for new radio unlicensed spectrum
MEDIATEK INC0 citations62
US11825492B2Nov 21, 2023
Channel access procedure for UL transmission
MEDIATEK INC0 citations62
US11770696B2Sep 26, 2023
UE capability signaling for supporting reference signal based measurements in 5G new radio unlicensed spectrum (NR-U)
MEDIATEK INC0 citations62
US11729816B2Aug 15, 2023
Simultaneous uplink transmissions
MEDIATEK INC0 citations62
US11672012B2Jun 6, 2023
Detection of beginning of a transmission session in new radio unlicensed spectrum
MEDIATEK INC0 citations62
US11641668B2May 2, 2023
Uplink designs for new radio unlicensed spectrum
MEDIATEK INC1 citations62
US11445538B2Sep 13, 2022
Channel access procedure for UL transmission
MEDIATEK INC0 citations62
US11438034B2Sep 6, 2022
Apparatuses and methods for a physical random access channel (PRACH) retransmission
MEDIATEK INC0 citations62
US11405813B2Aug 2, 2022
Radio link monitoring (RLM) procedures in new radio unlicensed bands (NR-U)
MEDIATEK INC0 citations62
US11290894B2Mar 29, 2022
Apparatuses and methods for beam identification through the physical random access channel (PRACH) and efficient PRACH resource utilization
MEDIATEK INC0 citations62
US10856332B2Dec 1, 2020
Method and apparatus for random access channel procedure in wireless communication system
MEDIATEK INC1 citations62
US10841955B2Nov 17, 2020
Rach quasi-colocation association
MEDIATEK INC1 citations62
US10727897B2Jul 28, 2020
Non-orthogonal multiple access wireless communications methods and apparatus thereof
MEDIATEK INC1 citations62
US10944592B2Mar 9, 2021
Method for data transmission and reception of random access procedure
MEDIATEK INC0 citations61
US11743926B2Aug 29, 2023
Method and apparatus for dynamic physical downlink control channel monitoring in mobile communications
MEDIATEK INC0 citations52
US11528595B2Dec 13, 2022
UE capability signaling to support 5G new radio (NR) in unlicensed spectrum (NR-U)
MEDIATEK INC0 citations52
US10555338B2Feb 4, 2020
NR-PRACH multiple Msg1 transmission
MEDIATEK INC0 citations52
US11329691B2May 10, 2022
Non-orthogonal multiple access wireless communications methods and apparatus thereof
MEDIATEK INC0 citations51
US10716014B2Jul 14, 2020
Apparatuses and methods for beam identification through the physical random access channel (PRACH) and efficient PRACH resource utilization
MEDIATEK INC0 citations51
US10470222B2Nov 5, 2019
Apparatuses and methods for on-demand system information (SI) request through a random access procedure
MEDIATEK INC0 citations51
US10666341B2May 26, 2020
Apparatuses and methods for beam sweeping in a wireless communication system
MEDIATEK INC0 citations42
MEDIATEK SINGAPORE PTE LTD
2 patentsUS11805510B2Oct 31, 2023
Enhanced PUCCH format 0 and format 1 design for new radio unlicensed spectrum operation
MEDIATEK SINGAPORE PTE LTD2 citations73
US11553509B2Jan 10, 2023
Enhanced PUCCH format 0 and format 1 design for new radio unlicensed spectrum operation
MEDIATEK SINGAPORE PTE LTD1 citations62