P

Inventor

CHEN CHI-HSIEN

TW43 patents
⚠️ This page may combine multiple inventors who share the name “CHEN CHI-HSIEN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

MEDIATEK INC

37 patents
US10972956B2Apr 6, 2021

Enhanced handling on QoS flow description

MEDIATEK INC6 citations83
US11039369B2Jun 15, 2021

Handling 5G QoS rules on QoS operation errors

MEDIATEK INC1 citations73
US10034325B2Jul 24, 2018

Enhance at command for backoff timer control

MEDIATEK INC4 citations73
US11240699B2Feb 1, 2022

Insufficient resources in the UE during PDU session establishment procedure

MEDIATEK INC2 citations72
US10911979B2Feb 2, 2021

AT commands for 5G session management

MEDIATEK INC3 citations72
US11160123B2Oct 26, 2021

5G session management handling on PSI mismatch

MEDIATEK INC1 citations71
US11039361B2Jun 15, 2021

Enhanced 5GSM state mapping when interworking

MEDIATEK INC1 citations71
US12598654B2Apr 7, 2026

Handling of MBS session related back-off timer

MEDIATEK INC0 citations62
US12568405B2Mar 3, 2026

Power saving feature assistance information in 5GS and EPS

MEDIATEK INC0 citations62
US11582656B2Feb 14, 2023

5GSM handling on invalid PDU session

MEDIATEK INC0 citations62
US11284458B2Mar 22, 2022

Handling of mapped EPS bearer context with duplicate EPS bearer ID

MEDIATEK INC0 citations62
US11265936B2Mar 1, 2022

Handling QoS flow description and EPS bearer operation errors in 4G 5G systems

MEDIATEK INC0 citations62
US11212720B2Dec 28, 2021

5GSM handling on invalid PDU session

MEDIATEK INC0 citations62
US11197216B2Dec 7, 2021

Handling of collision between SR procedure and PDU session establishment procedure for PDU session handover

MEDIATEK INC0 citations62
US11159976B2Oct 26, 2021

Handling of mapped EPS bearer context for invalid QoS flow description

MEDIATEK INC0 citations62
US11153925B2Oct 19, 2021

Handling of QoS flow description without valid EPS bearer context

MEDIATEK INC0 citations62
US11064450B2Jul 13, 2021

Synchronization of QoS flows and rules in mobile communications

MEDIATEK INC0 citations62
US10952094B2Mar 16, 2021

AT commands for 5G QoS management

MEDIATEK INC1 citations62
US10945177B2Mar 9, 2021

Method and apparatus for session release in wireless communication

MEDIATEK INC0 citations62
US11445401B2Sep 13, 2022

Session management in wireless communication system

MEDIATEK INC1 citations61
US11026275B2Jun 1, 2021

Handling of collision between PDU session establishment and release procedures

MEDIATEK INC0 citations61
US11006478B2May 11, 2021

Enhanced procedure transaction ID handling

MEDIATEK INC0 citations61
US11265771B2Mar 1, 2022

AT commands for supporting session and service continuity modes of 5G protocol data unitsession operations

MEDIATEK INC0 citations60
US12010549B2Jun 11, 2024

Handling of 5GSM congestion timers

MEDIATEK INC0 citations59
US11910488B2Feb 20, 2024

Enhancement of feature support after interworking

MEDIATEK INC0 citations59
US11696170B2Jul 4, 2023

Method and apparatus for single network slice selection assistance information based congestion control in mobile communications

MEDIATEK INC1 citations59
US11622415B2Apr 4, 2023

Enhancement of feature support after interworking

MEDIATEK INC0 citations59
US11246064B2Feb 8, 2022

PDN connection supports interworking to 5GS

MEDIATEK INC0 citations58
US12550207B2Feb 10, 2026

Enhanced handling of 5GSM procedure collision

MEDIATEK INC0 citations52
US12464443B2Nov 4, 2025

Method for adaptively shortening communication latency in the communication procedure and communication apparatus utilizing the same

MEDIATEK INC0 citations52
US12464409B2Nov 4, 2025

Network using parameters provided from user equipment for access traffic steering, switching and splitting rule selection and associated wireless communication method

MEDIATEK INC0 citations52
US12382526B2Aug 5, 2025

Handling of collision between PDU session establishment and modification procedure

MEDIATEK INC0 citations52
US11115896B2Sep 7, 2021

Handling QoS rules on QoS operation errors

MEDIATEK INC0 citations52
US10785822B2Sep 22, 2020

Abort UE-requested PDU session release procedure on collision

MEDIATEK INC0 citations52
US11399308B2Jul 26, 2022

Error handling on missing configuration for inter-system change in mobile communications

MEDIATEK INC0 citations51
US10117279B2Oct 30, 2018

Method for maintenance of maximum number of bearers when maximum number of bearers reached

MEDIATEK INC1 citations51
US9980310B2May 22, 2018

Method for processing unsuccessful PDN establishment request

MEDIATEK INC0 citations41

CHEN CHI-HSIEN

4 patents

UNITED MICROELECTRONICS INC

1 patent

CHI MEI COMM SYSTEMS INC

1 patent