Patents by Inventor Tzu-Jane Tsai

Tzu-Jane Tsai has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20240340249
    Abstract: A PDCP SDU discard method, adapted for a UE, is provided. The method includes: setting one or more discard timers based on a RRC configuration transmitted from a network device; receiving a PDCP SDU from a upper layer, wherein the PDCP SDU corresponding to a PDU belonging to a PDU Set; and in response to receiving a PSI-based SDU discard indication from the network device, determining whether to discard the PDCP SDU or not according to a PSI of the PDU Set and a target discard timer. The step of determining whether to discard the PDCP SDU according to the PSI of the PDU Set and the target discard timer comprises: identifying the PSI of the PDU Set; determining the target discard timer corresponding to the PSI among the one or more discard timers; and discarding the PDCP SDU when the target discard timer is expired.
    Type: Application
    Filed: March 28, 2024
    Publication date: October 10, 2024
    Applicant: Industrial Technology Research Institute
    Inventors: Tzu-Jane Tsai, Chun-Yuan Chiu
  • Publication number: 20240155421
    Abstract: A method and a user equipment for reporting a remaining delay budget information are provided. The method includes: receiving a radio resource control configuration, wherein the radio resource control configuration indicates the user equipment to report the remaining delay budget information of a logical channel or a logical channel group through a status report message; determining whether a triggering condition is met, wherein the triggering condition is associated with a threshold of remaining delay budget; and in response to the triggering condition being met, transmitting the status report message including the remaining delay budget information, wherein the remaining delay budget information indicates at least one remaining delay budget and at least one associated buffer size.
    Type: Application
    Filed: October 27, 2023
    Publication date: May 9, 2024
    Applicant: Industrial Technology Research Institute
    Inventors: Chun-Yuan Chiu, Tzu-Jane Tsai, Fang-Ching Ren
  • Publication number: 20240155664
    Abstract: A method of logical channel prioritization and a device thereof are provided.
    Type: Application
    Filed: October 19, 2023
    Publication date: May 9, 2024
    Applicant: Industrial Technology Research Institute
    Inventors: Tzu-Jane Tsai, Chun-Yuan Chiu
  • Publication number: 20230043510
    Abstract: A user equipment and a method related to reporting management are provided. In the method, event-triggered information is received for a quality of experience (QoE) measurement configuration. A pause indication is received. To send or pause one or more QoE reports is determined based on the event-triggered information. The QoE report is associated with the QoE measurement configuration.
    Type: Application
    Filed: April 14, 2022
    Publication date: February 9, 2023
    Applicant: Industrial Technology Research Institute
    Inventors: Tzu-Jane Tsai, Chun-Yuan Chiu, Jung-Mao Lin
  • Publication number: 20230038867
    Abstract: A network equipment, user equipment, and method related to reporting management are provided. In the method, a pause indication with report selection information is received. The report selection information is related to avoidance of report pause for at least one quality of experience (QoE) measurement configuration. The QoE report is sent based on the report selection information, wherein the at least one QoE report is associated with the at least one QoE measurement configuration.
    Type: Application
    Filed: April 14, 2022
    Publication date: February 9, 2023
    Applicant: Industrial Technology Research Institute
    Inventors: Tzu-Jane Tsai, Chun-Yuan Chiu, Jung-Mao Lin
  • Publication number: 20220124603
    Abstract: A method for slice-based access barring and a user equipment are provided. The method includes: acquiring, by the non-access stratum, a unicasted non-access stratum signalling, wherein the unicasted non-access stratum signalling comprises an access category definition corresponding to a network slice; acquiring, by the access stratum, broadcasted system information, wherein the broadcasted system information comprises a local access category definition corresponding to the network slice; delivering, by the access stratum, the local access category definition to the non-access stratum; initiating, by the non-access stratum, an access attempt; determining, by the non-access stratum, an access category of the access attempt according to the access category definition and the local access category definition; and performing, by the access stratum, an access barring check for the access attempt according to the access category.
    Type: Application
    Filed: September 12, 2021
    Publication date: April 21, 2022
    Applicant: Industrial Technology Research Institute
    Inventors: Tzu-Jane Tsai, Chun-Yuan Chiu
  • Patent number: 11102793
    Abstract: The disclosure is directed to a method and apparatuses for controlling quality of experience (QoE) based on UE assisted feedback. In one aspect, the method would include not limited to: receiving an enable indicator which indicates a first feedback signaling to be transmitted; performing a quality of experience (QoE) evaluation for fulfilling a performance requirement; and transmitting the first feedback signaling including a first preferred configuration of licensed wireless connection in response to performing the QoE evaluation, wherein the wireless connection comprises a licensed wireless connection and a licensed-assisted access connection.
    Type: Grant
    Filed: October 7, 2019
    Date of Patent: August 24, 2021
    Assignee: Industrial Technology Research Institute
    Inventors: Wei-Chen Pao, Tzu-Jane Tsai
  • Publication number: 20210076404
    Abstract: The disclosure is directed to a method used by a network apparatus for transmitting a buffer status report in a multi-hop wireless network and a network apparatus using the same method. According to an exemplary embodiment, the method may include not limited to receiving a priority information of a LCH having a highest priority among a plurality of LCHs included in a BSR message which indicates a wireless resource to be needed for upstream data from a child node; determining whether a condition is met based on the priority information; and triggering a pre-emptive BSR message comprising the priority information in response to the condition having been met.
    Type: Application
    Filed: September 1, 2020
    Publication date: March 11, 2021
    Applicant: Industrial Technology Research Institute
    Inventors: Tzu-Jane Tsai, Chun-Yuan Chiu
  • Publication number: 20200351932
    Abstract: A method for an uplink data transmission and user equipment (UE) and a base station using the same are provided. The method for the UE includes: receiving a first message to obtain a dynamic grant; using the dynamic grant to upload a first type data according to the first message; receiving a second message to obtain a configured grant; using the configured grant to upload a second type data according to the second message; cancelling the first type data uploading if the first type data uploading and the second type data uploading are partially or fully overlapping in time and a first priority of the dynamic grant is lower than a second priority of the configured grant; and determining whether to resume the first type data uploading after the end of the second type data uploading.
    Type: Application
    Filed: April 30, 2020
    Publication date: November 5, 2020
    Applicant: Industrial Technology Research Institute
    Inventors: Tzu-Jane Tsai, Chun-Yuan Chiu, Wan-Jung Tsai
  • Publication number: 20200187040
    Abstract: A centralized management node, a distributed node, and a method for packet delay control are provided. In the method, the centralized management node receives measurement data related to packet delay for each of a plurality of first communication channels from at least one node subsidiary to the centralized management node. The centralized management node assigns a packet delay budget (PDB) information to a data radio bearer (DRB) per hop of at least one user equipment (UE).
    Type: Application
    Filed: December 5, 2019
    Publication date: June 11, 2020
    Applicant: Industrial Technology Research Institute
    Inventors: Tzu-Jane Tsai, Chun-Yuan Chiu
  • Patent number: 10631163
    Abstract: A Long Term Evolution (LTE) base station, a user equipment (UE) and pre-association and pre-authentication methods thereof in a WWAN-WLAN aggregation are provided. In a Carrier Aggregation, the LTE base station is a primary cell of an Evolved Node B (eNB) and a WLAN access point (AP) is a secondary cell of the eNB. In a Dual Connectivity, the LTE base station is a master eNB and the WLAN AP is a secondary eNB. The pre-association and pre-authentication method of the LTE base station comprises the following steps. A WLAN information is received from a user equipment (UE) by the LTE base station. A WLAN authentication procedure is assisted for the UE by the LTE base station. The UE is commanded to establish a WLAN link with the WLAN AP by the LTE base station.
    Type: Grant
    Filed: December 28, 2015
    Date of Patent: April 21, 2020
    Assignee: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE
    Inventors: Tzu-Jane Tsai, Wei-Chen Pao
  • Publication number: 20200037334
    Abstract: The disclosure is directed to a method and apparatuses for controlling quality of experience (QoE) based on UE assisted feedback. In one aspect, the method would include not limited to: receiving an enable indicator which indicates a first feedback signaling to be transmitted; performing a quality of experience (QoE) evaluation for fulfilling a performance requirement; and transmitting the first feedback signaling including a first preferred configuration of licensed wireless connection in response to performing the QoE evaluation, wherein the wireless connection comprises a licensed wireless connection and a licensed-assisted access connection.
    Type: Application
    Filed: October 7, 2019
    Publication date: January 30, 2020
    Applicant: Industrial Technology Research Institute
    Inventors: Wei-Chen Pao, Tzu-Jane Tsai
  • Publication number: 20190394084
    Abstract: The disclosure is directed to a network link topology adaptation method for an IAB node and an IAB node using the same method. In an aspect, the disclosure is directed to a network link topology adaptation method used by a transmitting IAB node, and the method would include not limited to: receiving a topology adaptation configuration which comprises a blockage-related parameter from an upstream IAB node; determining whether a blockage condition of a radio link has occurred based on the blockage-related parameter; and transmitting a request to trigger a switch from a first network link topology to a second network link topology.
    Type: Application
    Filed: June 3, 2019
    Publication date: December 26, 2019
    Applicant: Industrial Technology Research Institute
    Inventors: Tzu-Jane Tsai, Chun-Yuan Chiu, Jung-Mao Lin
  • Patent number: 10485005
    Abstract: The disclosure is directed to a method and apparatuses for controlling quality of experience (QoE) based on UE assisted feedback. In one aspect, the method would include not limited to: receiving an enable indicator which indicates a first feedback signaling to be transmitted; performing a quality of experience (QoE) evaluation for fulfilling a performance requirement; and transmitting the first feedback signaling including a first preferred configuration of licensed wireless connection in response to performing the QoE evaluation, wherein the wireless connection comprises a licensed wireless connection and a licensed-assisted access connection.
    Type: Grant
    Filed: July 26, 2017
    Date of Patent: November 19, 2019
    Assignee: Industrial Technology Research Institute
    Inventors: Wei-Chen Pao, Tzu-Jane Tsai
  • Patent number: 10383026
    Abstract: The present disclosure relates to a method for saving power consumption of a mobile station, and a mobile station, a base station, and an access point using the method. A method embodiment applicable to the mobile station of according to the present disclosure, including: in response to receiving a control instruction through a first radio access technology, waking up, according to the control instruction, a communications module applying a second radio access technology; and subsequently, in response to in response to receiving an indication frame through the second radio access technology, controlling the communications module to enter a sleep mode.
    Type: Grant
    Filed: March 15, 2017
    Date of Patent: August 13, 2019
    Assignee: Industrial Technology Research Institute
    Inventor: Tzu-Jane Tsai
  • Patent number: 10374776
    Abstract: A base station, for integrating multiple Radio Access Technologies (RATs) using Carrier Aggregation (CA) inlcudes a WAN MAC entity, an adapter and a WLAN entity. The adapter is connected to one of a plurality of HARQ buffers and receives DL WAN MPDUs stored in the HARQ buffer, and converts the DL WAN MPDUs into a pluarlity of DL WLAN MPDUs. The WLAN MAC entity is coupled to the adapter, receives the DL WLAN MPDUs, wherein the WAN MAC entity respectively transmit the DL WAN MPDUs through transport channels, and the WLAN MAC entity transmits the DL WLAN MPDUs to be time-aligned with the DL WAN MPDUs.
    Type: Grant
    Filed: October 20, 2015
    Date of Patent: August 6, 2019
    Assignee: Industrial Technology Research Institute
    Inventor: Tzu-Jane Tsai
  • Patent number: 10349324
    Abstract: Embodiments of a user equipment (UE), an access node and a slice-based handover method are provided. In an embodiment of the method, a service request is sent from a UE to an access node. Multiple candidate slice instances provided by cells of the access node and its neighbor nodes that support the service request are then selected. Various measurement objects with respect to each candidate slice instance are measured and a measurement report is sent to the access node by the UE. A target cell with at least one slice instance that supports the service request is decided from the candidate slice instances according to the measurement report. Finally, a control command is sent to the UE by the access node to configure a connection between the UE and the target cell.
    Type: Grant
    Filed: October 12, 2017
    Date of Patent: July 9, 2019
    Assignee: Industrial Technology Research Institute
    Inventor: Tzu-Jane Tsai
  • Patent number: 10314054
    Abstract: The disclosure is directed to a method and apparatuses for controlling configurable split bearer based on UE assisted feedback. In one aspect, the method would include not limited to: receiving a first configuration message comprising an enable indicator which indicates that a first feedback signaling is to be transmitted in response to any one of a plurality of triggering events comprising a first triggering event and a second triggering event; evaluating, based on a first evaluation of any one of the plurality of triggering events, a wireless connection to a first wireless network having determined to be temporarily unavailable which corresponds to the first triggering event that triggers the first feedback signaling; transmitting, after receiving the enable indicator, the first feedback signaling comprising a first cause which indicates the first triggering event of the plurality of triggering events; and maintaining an aggregation configuration.
    Type: Grant
    Filed: July 26, 2017
    Date of Patent: June 4, 2019
    Assignee: Industrial Technology Research Institute
    Inventors: Wei-Chen Pao, Tzu-Jane Tsai
  • Publication number: 20180124661
    Abstract: Embodiments of a user equipment (UE), an access node and a slice-based handover method are provided. In an embodiment of the method, a service request is sent from a UE to an access node. Multiple candidate slice instances provided by cells of the access node and its neighbor nodes that support the service request are then selected. Various measurement objects with respect to each candidate slice instance are measured and a measurement report is sent to the access node by the UE. A target cell with at least one slice instance that supports the service request is decided from the candidate slice instances according to the measurement report. Finally, a control command is sent to the UE by the access node to configure a connection between the UE and the target cell.
    Type: Application
    Filed: October 12, 2017
    Publication date: May 3, 2018
    Applicant: Industrial Technology Research Institute
    Inventor: Tzu-Jane Tsai
  • Patent number: 9936393
    Abstract: The disclosure is directed to a method of radio resource scheduling in an unlicensed spectrum and related apparatuses using the same method. In one of the exemplary embodiments, the method would include not limited to transmitting a node control information which may include an occupancy pattern of a radio resource of the unlicensed spectrum before receiving an occupancy notification; transmitting an equipment control information which comprises the occupancy pattern of the radio resource of the unlicensed spectrum before receiving the occupancy notification; transmitting a packet data by using the radio resource of the unlicensed spectrum before receiving the occupancy notification; and receiving the occupancy notification which informs an availability of the radio resource of the unlicensed spectrum.
    Type: Grant
    Filed: December 30, 2015
    Date of Patent: April 3, 2018
    Assignee: Industrial Technology Research Institute
    Inventors: Wei-Chen Pao, Ching-Wen Cheng, Tzu-Jane Tsai, Yung-Lan Tseng