Patents by Inventor Po-Wen Chi

Po-Wen Chi 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: 20240163035
    Abstract: A wireless communication device and a moving method thereof are provided. The moving method is adapted for the wireless communication device moving in a zone. While moving in the zone, a wireless signal status of a signal source device is measured. The zone is divided into multiple sub-blocks, and a spatial weight parameter corresponding to each of the sub-blocks is determined according to the wireless signal state of the signal source device. In response to a user equipment being connected to the wireless communication device, a preferred sub-block is selected from the sub-blocks according to user context information of the user equipment and the spatial weight parameter corresponding to each of the sub-blocks. The wireless communication device moves into the preferred sub-block to perform wireless communication with the signal source device and the user equipment within the preferred sub-block.
    Type: Application
    Filed: February 17, 2023
    Publication date: May 16, 2024
    Applicant: BENQ CORPORATION
    Inventors: Chin Jui Chi, Po-Ching Kang, Pei Wen Huang
  • Publication number: 20200002854
    Abstract: A manufacturing method of a recycling nylon fiber includes steps as follows. A nylon fiber waste is provided, wherein the nylon fiber waste is an oiled nylon 6 fiber waste or an oiled nylon 66 fiber waste. A cutting step is performed, wherein a plurality of nylon fiber debris are formed. A washing step is performed, wherein an oil content of the nylon fiber debris is reduced to less than 0.22 wt %. A dehydrating and squeezing step is performed, wherein a plurality of nylon films are formed. A melting and granulating step is performed, wherein a plurality of recycling nylon particles are formed. A melting and spinning step is performed, wherein the recycling nylon fiber is obtained.
    Type: Application
    Filed: June 5, 2019
    Publication date: January 2, 2020
    Inventors: Kuan-Jung HUANG, Po-Wen CHI, Chun-Hung LIAO, Wen-Yi KE
  • Publication number: 20170155708
    Abstract: A software defined networking (SDN) system and network connection routing method thereof are provided. The SDN system includes an SDN controlling server and an SDN switch. The SDN switch receives client network packets from a client device and transmits the client network packets to the SDN controlling server. The SDN controlling server determines a connection route of the client device according to the client network packets and server loading information. The SDN controlling server transmits the connection route to the SDN switch. The SDN switch stores the connection route and transmits the client network packets to one of servers based on the connection route.
    Type: Application
    Filed: December 9, 2015
    Publication date: June 1, 2017
    Inventors: Po-Wen CHI, Yu-Hsiang LIN, Cheng-Wei HU, Yung-Chung WANG
  • Publication number: 20160134523
    Abstract: A network routing system and a network packet routing method thereof are provided. The network routing system includes a control server and a network switch. The control server creates a first routing configuration based on topology of the network routing system. The first routing configuration includes a first routing information match field and a first routing setup field. The control server transmits the first routing configuration to the network switch. The network switch receives a first network packet from a first network node, and determines that a piece of first routing information of the first network packet matches the first routing information match field. The network switch creates a second routing configuration according to the first routing setup field. The second routing configuration includes a second routing information match field and a second routing setup field.
    Type: Application
    Filed: November 30, 2014
    Publication date: May 12, 2016
    Inventors: Po-Wen CHI, Jing-Wei GUO
  • Patent number: 9191319
    Abstract: A packet transmission system is provided that includes packet switching modules each having a memory unit to store packet flow tables and a control module coupled to the packet switching modules. The control module includes a memory to store computer executable commands and a processor. The process executes the commands to perform the operations outlined below. A flow entry corresponding to a target packet switching module is generated. A residual memory amount of the memory unit of the target packet switching module is determined to be lower than a threshold value. A redirection packet switching module is selected from the other packet switching modules. A redirection flow entry is added to the packet flow tables in the target packet switching module and a processing flow entry is added to the packet flow tables in the redirection packet switching module according to the flow entry.
    Type: Grant
    Filed: December 17, 2013
    Date of Patent: November 17, 2015
    Assignee: INSTITUTE FOR INFORMATION INDUSTRY
    Inventors: Po-Wen Chi, Yu-Hsiang Lin, Jing-Wei Guo
  • Patent number: 9084226
    Abstract: A femto access point (FAP) for use in a network system and a communication method for the femto access point are provided. A mobile station is wirelessly connected to the FAP. The FAP comprises a storage unit, a sniffer unit, and a process unit. The sniffer unit sniffs a packet of the mobile station. The process unit retrieves an identity (ID) code of the mobile station from the packet and stores the ID code into the storage unit. The process unit further establishes an uplink local area network (LAN) service flow and a downlink LAN service flow of the mobile station. The uplink LAN service flow and the downlink LAN service flow established by the FAP and the mobile station are used to transfer packets within the LAN.
    Type: Grant
    Filed: December 3, 2009
    Date of Patent: July 14, 2015
    Assignee: Institute For Information Industry
    Inventors: Po-Wen Chi, Ching-Lun Lin, Yu-Hsiang Lin, Wei-Chih Lin, Chih-Hsiang Ho, Heng-Iang Hsu
  • Publication number: 20150163138
    Abstract: A packet transmission system is provided that includes packet switching modules each having a memory unit to store packet flow tables and a control module coupled to the packet switching modules. The control module includes a memory to store computer executable commands and a processor. The process executes the commands to perform the operations outlined below. A flow entry corresponding to a target packet switching module is generated. A residual memory amount of the memory unit of the target packet switching module is determined to be lower than a threshold value. A redirection packet switching module is selected from the other packet switching modules. A redirection flow entry is added to the packet flow tables in the target packet switching module and a processing flow entry is added to the packet flow tables in the redirection packet switching module according to the flow entry.
    Type: Application
    Filed: December 17, 2013
    Publication date: June 11, 2015
    Applicant: INSTITUTE FOR INFORMATION INDUSTRY
    Inventors: Po-Wen CHI, Yu-Hsiang LIN, Jing-Wei GUO
  • Patent number: 8833976
    Abstract: A LED lighting device comprises a lampshade, a thin aluminum heat dissipating plate, and a LED lighting component. The lampshade has an opening portion. The thin aluminum heat dissipating plate is provided with a supporting member perpendicular to the thin aluminum heat dissipating plate at a lower side portion or an upper side portion of the thin aluminum heat dissipating plate and being surrounded and covered by the lampshade. The LED lighting component includes a circuit board and a LED element provided on the circuit board to form a light emitting surface, the circuit board of the LED lighting component connected with the thin aluminum heat dissipating plate, the light emitting surface of the LED lighting component being faced toward the opening portion of the lampshade. Thus, a color changeable LED lighting device is provided.
    Type: Grant
    Filed: May 31, 2013
    Date of Patent: September 16, 2014
    Assignee: The Light of the World International Co., Ltd.
    Inventor: Po Wen Chi
  • Publication number: 20140226336
    Abstract: A smart LED lighting device with light color automatically changeable comprises a LED lighting component, a driving motor, and a rotary light filtering member. The LED lighting component has a light emitting surface. The rotary light filtering member is connected with the driving motor. The rotary light filtering member covers the light emitting surface of the LED lighting component, and the rotary light filtering member has a plurality of filtering color portions arranged on a rotation path facing toward the light emitting surface. Thereby the color of the light from the light source is changeable to be more applicable in the situation of environment change and to be more suitable for the requirement of use, and thus the smart LED lighting device of the present invention provides an appropriate lighting effect and can be applied broadly.
    Type: Application
    Filed: May 31, 2013
    Publication date: August 14, 2014
    Inventor: Po Wen CHI
  • Publication number: 20140226340
    Abstract: A LED lighting device comprises a lampshade, a thin aluminum heat dissipating plate, and a LED lighting component. The lampshade has an opening portion. The thin aluminum heat dissipating plate is provided with a supporting member perpendicular to the thin aluminum heat dissipating plate at a lower side portion or an upper side portion of the thin aluminum heat dissipating plate and being surrounded and covered by the lampshade. The LED lighting component includes a circuit board and a LED element provided on the circuit board to form a light emitting surface, the circuit board of the LED lighting component connected with the thin aluminum heat dissipating plate, the light emitting surface of the LED lighting component being faced toward the opening portion of the lampshade. Thus, a color changeable LED lighting device is provided.
    Type: Application
    Filed: May 31, 2013
    Publication date: August 14, 2014
    Inventor: Po Wen CHI
  • Publication number: 20140218923
    Abstract: Disclosed is a LED bulb comprises a bulb body, a bulb cap and an angle adjusting means. The angle adjusting means includes a first ratchet member fixed to the bulb and a second ratchet member fixed to the bulb cap. The first ratchet member and the second ratchet member are rotatable on a rotation axis, and the first ratchet member and the second ratchet member are engaged with each other at an adjusted position angle to emit the light in an emitting direction from the emitting plane with respect to the bulb cap. Accordingly, it provides an adjustable connecting angle between the bulb body and the bulb cap to thus adjust the emitting plane of the bulb body to a desired direction to overcome the problems in the conventional art.
    Type: Application
    Filed: May 31, 2013
    Publication date: August 7, 2014
    Inventor: Po Wen CHI
  • Patent number: 8681756
    Abstract: An anchor gateway, a communication method and a tangible machine-readable medium are provided. The anchor gateway is for use in a WiMAX network comprising an authentication gateway and a serving base station (BS). After a mobile station (MS) enters the WiMAX network, the anchor gateway will request the authentication gateway and the serving BS according to an identification of the MS to respectively provide authentication key context and medium access control context. Thereby, the network latency, which is made by the MS in handover, will be reduced effectively.
    Type: Grant
    Filed: December 4, 2009
    Date of Patent: March 25, 2014
    Assignee: Institute for Information Industry
    Inventors: Yu-Hsiang Lin, Po-Wen Chi, Ching-Lun Lin, Wei-Chih Lin, Rong-Hong Jan
  • Patent number: 7957358
    Abstract: An apparatus, a method, a computer program, and a computer readable medium for transmitting data via a plurality of network interfaces are provided. The apparatus derives statuses of transmission media and then transmits data based on the statuses. In addition, each base station adopts tunneling technique by adding a tunnel header to each of the transmitted packets. By the aforementioned arrangement, a mobile device is capable of adjusting the data amount for each of the network interfaces. Thus, the throughput of mobile host can be increased and connection can be dependable.
    Type: Grant
    Filed: February 26, 2007
    Date of Patent: June 7, 2011
    Assignee: Institute for Information Industry
    Inventors: Po-Wen Chi, Yu-Hsiang Lin
  • Publication number: 20110128944
    Abstract: A femto access point (FAP) for use in a network system and a communication method for the femto access point are provided. A mobile station is wirelessly connected to the FAP. The FAP comprises a storage unit, a sniffer unit, and a process unit. The sniffer unit sniffs a packet of the mobile station. The process unit retrieves an identity (ID) code of the mobile station from the packet and stores the ID code into the storage unit. The process unit further establishes an uplink local area network (LAN) service flow and a downlink LAN service flow of the mobile station. The uplink LAN service flow and the downlink LAN service flow established by the FAP and the mobile station are used to transfer packets within the LAN.
    Type: Application
    Filed: December 3, 2009
    Publication date: June 2, 2011
    Applicant: INSTITUTE FOR INFORMATION INDUSTRY
    Inventors: Po-Wen CHI, Ching-Lun LIN, Yu-Hsiang LIN, Wei-Chih LIN, Chih-Hsiang HO, Heng-Iang HSU
  • Publication number: 20110128945
    Abstract: An anchor gateway, a communication method and a tangible machine-readable medium are provided. The anchor gateway is for use in a WiMAX network comprising an authentication gateway and a serving base station (BS). After a mobile station (MS) enters the WiMAX network, the anchor gateway will request the authentication gateway and the serving BS according to an identification of the MS to respectively provide authentication key context and medium access control context. Thereby, the network latency, which is made by the MS in handover, will be reduced effectively.
    Type: Application
    Filed: December 4, 2009
    Publication date: June 2, 2011
    Applicant: INSTITUTE FOR INFORMATION INDUSTRY
    Inventors: Yu-Hsiang LIN, Po-Wen CHI, Ching-Lun LIN, Wei-Chih LIN, Rong-Hong JAN
  • Publication number: 20100118755
    Abstract: A control apparatus, a signal transmission method and a computer program product for the control apparatus are provided. The control apparatus, which is for use in a wireless network comprising at least one mobile station (MS), comprises a storage module, a receiving module, and a determination module. The storage module is configured to store a multicast group list. The receiving module is configured to receive an idle mode entry signal which comprises information of the at least one MS. The determination determines whether the multicast group list has the information of the at least one MS. If the multicast group list does not have the information of the at least one MS, the determination module adds the information of the at least one MS into the multicast group list.
    Type: Application
    Filed: January 14, 2009
    Publication date: May 13, 2010
    Applicant: INSTITUTE FOR INFORMATION INDUSTRY
    Inventors: Wei-Chih LIN, Po-Wen CHI, Yu-Hsiang LIN
  • Publication number: 20080125163
    Abstract: An apparatus, a method, a computer program, and a computer readable medium for transmitting data via a plurality of network interfaces are provided. The apparatus derives statuses of transmission media and then transmits data based on the statuses. In addition, each base station adopts tunneling technique by adding a tunnel header to each of the transmitted packets. By the aforementioned arrangement, a mobile device is capable of adjusting the data amount for each of the network interfaces. Thus, the throughput of mobile host can be increased and connection can be dependable.
    Type: Application
    Filed: February 26, 2007
    Publication date: May 29, 2008
    Applicant: INSTITUTE FOR INFORMATION INDUSTRY
    Inventors: Po-Wen Chi, Yu-Hsiang Lin