Patents by Inventor Ching-Wen Cheng

Ching-Wen Cheng 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).

  • Patent number: 10356655
    Abstract: The disclosure is directed to a data rate modification method and related apparatuses using the same method. According to one of the exemplary embodiment, the disclosure is directed to a data rate control method implemented by a user equipment, the method would include not limited to: transmitting a connection establishment message which comprises an identification (ID) of the UE and a network ID; receiving a data rate configuration comprising a first data rate class ID and a plurality of network data rates which is associated with the network ID as each network data rate is associated with a different data rate class ID; and setting a first data rate based on the first data rate class ID to communicate with a core network.
    Type: Grant
    Filed: January 5, 2017
    Date of Patent: July 16, 2019
    Assignee: Acer Incorporated
    Inventors: Hung-Chen Chen, Ching-Wen Cheng
  • Patent number: 10334479
    Abstract: A heterogeneous radio access network system includes a mobile device and a first base station operated in a first wireless access network. The mobile device is wireless communicated with the first base station. One of the mobile device and the first base station sends a traffic steering initial message to request a traffic steering operation, the traffic steering initial message including a plurality of traffic flows. The other one of the mobile device and the first base station decides whether to accept or reject the traffic steering initial message. If the other one of the mobile device and the first base station accepts the traffic steering initial message, the mobile device performs a selective traffic steering, wherein the selective traffic steering comprises traffic flow(s), and the traffic flow(s) in the selective traffic steering are selected among the traffic flows of the traffic steering initial message.
    Type: Grant
    Filed: March 31, 2016
    Date of Patent: June 25, 2019
    Assignee: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE
    Inventors: Ching-Wen Cheng, Hung-Chen Chen, Fang-Ching Ren
  • Publication number: 20190150040
    Abstract: A method of updating network detection and selection information and traffic routing information for a communication device in a wireless communication system is disclosed. The method comprises updating network detection and selection information and traffic routing information during a handover procedure, wherein updating the network detection and selection information and traffic routing information during the handover procedure comprises receiving an access node change command to device message including the network detection and selection information and traffic routing information from an access node, wherein the network detection and selection information and traffic routing information includes parameters of the RAN assistance information/RAN rules, and updating the parameters of the RAN assistance information/RAN rules.
    Type: Application
    Filed: January 14, 2019
    Publication date: May 16, 2019
    Inventors: Wei-Chen Pao, Ching-Wen Cheng
  • Patent number: 10237791
    Abstract: A method of updating network detection and selection information and traffic routing information for a communication device in a wireless communication system is disclosed. The method comprises updating network detection and selection information and traffic routing information by an access stratum procedure, handover procedure, area update procedure, attach procedure, or cell selection or reselection procedure.
    Type: Grant
    Filed: March 26, 2015
    Date of Patent: March 19, 2019
    Assignee: ACER INCORPORATED
    Inventors: Wei-Chen Pao, Ching-Wen Cheng
  • Patent number: 10111162
    Abstract: The present disclosure is directed to a method of controlling network traffic for a user equipment (UE) and a base station (BS). In one of the exemplary embodiments, the disclosure is directed to a method of controlling network traffic for a UE. The method would include not limited to determining whether to select a target access network, and transmitting a traffic re-direct inform message in response to the selection of the target access network, wherein the traffic re-direct inform message comprises information of the target access network and a traffic flow indicator corresponding to at least one traffic flow.
    Type: Grant
    Filed: November 6, 2015
    Date of Patent: October 23, 2018
    Assignee: Acer Incorporated
    Inventors: Hung-Chen Chen, Ching-Wen Cheng
  • Publication number: 20180220361
    Abstract: A method of system information transmission for a network in a wireless communication system is disclosed. The method comprises broadcasting essential minimum system information (SI) of a cell of the wireless communication system with fixed scheduled on a downlink broadcast channel, wherein the essential minimum SI includes scheduling information for non-essential minimum SI of at least one of the cell and an auxiliary cell or a frequency location, the non-essential minimum SI is broadcasted with dynamically scheduled on a downlink shared channel, and the scheduling information includes a time and frequency resource configuration and an availability information for indicating whether the cell broadcasts the non-essential minimum SI.
    Type: Application
    Filed: January 31, 2018
    Publication date: August 2, 2018
    Inventors: Ching-Wen Cheng, Hung-Chen Chen
  • Publication number: 20180151397
    Abstract: A furnace for processing semiconductor wafer is provided. The furnace includes a tube having a closed upper end, an open lower end, and a sidewall connecting the upper end and the lower end. The furnace further includes a sealing lid removably connected to the lower end of the tube to define a reaction chamber. The furnace also includes an insulation cap connected to the sealing lid and positioned in the reaction chamber, and an opening is formed on a top surface of the insulation cap. In addition, the furnace includes a block member covering the opening and a wafer boat positioned on the top surface of the insulation cap.
    Type: Application
    Filed: November 29, 2016
    Publication date: May 31, 2018
    Inventors: Kuei-Hsiung CHO, Shun-Chao YANG, Ching-Wen CHENG
  • 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
  • Publication number: 20180049267
    Abstract: A communication device for redirecting the communication device comprises a storage device for storing instructions and a processing circuit coupled to the storage device. The processing circuit is configured to execute the instructions stored in the storage device. The instructions comprise performing a first random access (RA) procedure with a first node; transmitting information of a service to the first node, when performing the first RA procedure; receiving a RRC redirection command message for redirecting the communication device to at least one second node from the first node, after transmitting the information of the service; selecting a first one of the at least one second node according to the RRC redirection command message; and performing a second RA procedure with the first one of the at least one second node.
    Type: Application
    Filed: August 10, 2017
    Publication date: February 15, 2018
    Inventors: Hung-Chen Chen, Ching-Wen Cheng
  • Publication number: 20180014224
    Abstract: A method of service level traffic differentiation at a radio access network, a wireless network system and a radio access network (RAN) access node are provided. The method of service level traffic differentiation at the radio access network includes the following steps: A core network transmits a data flow information including a flow ID to a RAN access node via a user plane packet. The RAN access node sets up a data connection to a user equipment according to the data flow information.
    Type: Application
    Filed: July 7, 2017
    Publication date: January 11, 2018
    Inventors: Ching-Wen Cheng, Hung-Chen Chen, Fang-Ching Ren
  • Publication number: 20180014223
    Abstract: A method of service level differentiation at a radio access network, a wireless network system and a radio access network (RAN) access node are provided. The method of service level traffic differentiation at the radio access network includes the following steps: A core network transmits a data flow information including a flow ID to a RAN access node via a user plane packet of an interface between the core network and the RAN access node. The RAN access node sets up a data connection with a user equipment according to the data flow information.
    Type: Application
    Filed: July 7, 2017
    Publication date: January 11, 2018
    Inventors: Ching-Wen Cheng, Hung-Chen Chen, Fang-Ching Ren
  • Publication number: 20170201902
    Abstract: The disclosure is directed to a data rate modification method and related apparatuses using the same method.
    Type: Application
    Filed: January 5, 2017
    Publication date: July 13, 2017
    Applicant: Acer Incorporated
    Inventors: Hung-Chen Chen, Ching-Wen Cheng
  • Patent number: 9521634
    Abstract: A method for operating a machine-to-machine (M2M) device communicating with a gateway includes determining, by the gateway, a timing parameter for synchronizing the machine-to-machine device with the gateway; inserting the timing parameter into a control signal; and transmitting the control signal from the gateway to the machine-to-machine device.
    Type: Grant
    Filed: September 21, 2011
    Date of Patent: December 13, 2016
    Assignee: Industrial Technology Research Institute
    Inventors: Shubhranshu Singh, Kuei-Li Huang, Jen-Shun Yang, Stephen Gleixner, Ching-Wen Cheng
  • Publication number: 20160337903
    Abstract: A heterogeneous radio access network system includes a mobile device and a first base station operated in a first wireless access network. The mobile device is wireless communicated with the first base station. One of the mobile device and the first base station sends a traffic steering initial message to request a traffic steering operation, the traffic steering initial message including a plurality of traffic flows. The other one of the mobile device and the first base station decides whether to accept or reject the traffic steering initial message. If the other one of the mobile device and the first base station accepts the traffic steering initial message, the mobile device performs a selective traffic steering, wherein the selective traffic steering comprises traffic flow(s), and the traffic flow(s) in the selective traffic steering are selected among the traffic flows of the traffic steering initial message.
    Type: Application
    Filed: March 31, 2016
    Publication date: November 17, 2016
    Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE
    Inventors: Ching-Wen CHENG, Hung-Chen CHEN, Fang-Ching REN
  • Publication number: 20160278138
    Abstract: A method of radio bearer transmission in dual connectivity for a network in a long term evolution (LTE) system is disclosed. The method comprises generating at least a packet data convergence protocol protocol data unit (PDCP PDU) by a PDCP entity of the network corresponding to a radio bearer (RB), and assigning each PDCP PDU with an identity, wherein the identity indicates which PDCP entity the PDCP PDU belongs to.
    Type: Application
    Filed: March 17, 2016
    Publication date: September 22, 2016
    Inventors: Hung-Chen Chen, Ching-Wen Cheng
  • Publication number: 20160234841
    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: Application
    Filed: December 30, 2015
    Publication date: August 11, 2016
    Inventors: Wei-Chen Pao, Ching-Wen Cheng, Tzu-Jane Tsai, Yung-Lan Tseng
  • Publication number: 20160142970
    Abstract: The present disclosure is directed to a method of controlling network traffic for a user equipment (UE) and a base station (BS). In one of the exemplary embodiments, the disclosure is directed to a method of controlling network traffic for a UE. The method would include not limited to determining whether to select a target access network, and transmitting a traffic re-direct inform message in response to the selection of the target access network, wherein the traffic re-direct inform message comprises information of the target access network and a traffic flow indicator corresponding to at least one traffic flow.
    Type: Application
    Filed: November 6, 2015
    Publication date: May 19, 2016
    Inventors: Hung-Chen Chen, Ching-Wen Cheng
  • Publication number: 20160044591
    Abstract: A method of access network detection and selection for a radio access node in a wireless communication system is disclosed. The method comprises providing a radio access network (RAN) assistance information including a plurality of WLAN ID, priority, and WLAN information to a communication device of the wireless communication system, wherein the WLAN information includes at least one of frequency, available bandwidth, channel, operator ID, trusted/untrusted WLAN, capability of S2a supporting, Venue, and WLAN operation mode.
    Type: Application
    Filed: August 5, 2015
    Publication date: February 11, 2016
    Inventors: Wei-Chen Pao, Ching-Wen Cheng
  • Publication number: 20160044530
    Abstract: A congestion management method is provided. The radio access node detects and determining a congestion. The radio access node performs a process of a congestion mitigation decision if the congestion is detected and determined. The radio access node performs a congestion mitigation process based on a result of the congestion mitigation decision. The radio access node detects and determines a congestion relief The radio access node stops the congestion mitigation process, and the congestion control process according to the congestion is stopped accordingly.
    Type: Application
    Filed: July 30, 2015
    Publication date: February 11, 2016
    Inventors: Ching-Wen Cheng, Hung-Chen Chen, Tzu-Jane Tsai
  • Publication number: 20150282021
    Abstract: A method of updating network detection and selection information and traffic routing information for a communication device in a wireless communication system is disclosed. The method comprises updating network detection and selection information and traffic routing information by an access stratum procedure, handover procedure, area update procedure, attach procedure, or cell selection or reselection procedure.
    Type: Application
    Filed: March 26, 2015
    Publication date: October 1, 2015
    Inventors: Wei-Chen Pao, Ching-Wen Cheng