Patents by Inventor Chiu Wen Chen

Chiu Wen Chen 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: 20190369780
    Abstract: A method for improving electric characteristic of a touch panel is disclosed. The method includes the steps of: a) providing a transparent conductive layer; b) defining a local area on the transparent conductive layer; and c) laying down a conductive unit. The transparent conductive layer is made of metal oxide. The conductive unit is metal wires. A width of each of the metal wires is less than 5 ?m.
    Type: Application
    Filed: May 31, 2018
    Publication date: December 5, 2019
    Applicant: Young Fast Optoelectronics Co., Ltd.
    Inventors: Chih-Chiang Pai, Meng-Guei Lin, Chin-Fong Lin, Chiu-Wen Chen
  • Publication number: 20190369765
    Abstract: A capacitive touch sensor includes two sensing layers. Each sensing layer has sensing strings, each of which is composed of sensing units connected in series. An end of each sensing string is provided with a contact. Each sensing string has a wire. Each wire electrically connects to one of the contacts and a string of the sensing units. A transparent insulative layer is arranged between the two sensing layers. The two groups of sensing strings on two the sensing layers interlace with each other to form a sensing matrix.
    Type: Application
    Filed: May 31, 2018
    Publication date: December 5, 2019
    Applicant: Young Fast Optoelectronics Co., Ltd.
    Inventors: Chih-Chiang Pai, Meng-Guei Lin, Chin-Fong Lin, Chiu-Wen Chen
  • Publication number: 20190302912
    Abstract: The invention includes a substrate, a touch sensor layer, an insulative film and a signal transmission layer. The touch sensor layer has sensing columns. Each sensing column has a first sensing electrode and second sensing electrodes. The first sensing electrode is connected to a first contact through a first transparent path. Each second sensing electrode is connected to a second contact through a second transparent path. The second contacts are arranged in the same order of the second sensing electrodes connected thereto. The insulative film covers the second contacts. The signal transmission layer has first signal wires, second signal wires and signal output terminals. Two end of each first signal wire are separately connected to the first contact and one of the signal output terminals. Each second signal wire connects the second contacts in a line and is connected to one of the signal output terminals.
    Type: Application
    Filed: March 28, 2018
    Publication date: October 3, 2019
    Applicant: Young Fast Optoelectronics Co., Ltd.
    Inventors: Chih-Chiang Pai, Meng-Guei Lin, Chin-Fong Lin, Li-Yeh Yang, Chiu-Wen Chen
  • Patent number: 10397898
    Abstract: A base station, user equipment, and channel selection method are provided. The base station can configure a Primary Component Carrier (PCC) and a plurality of Secondary Component Carriers (SCCs). The PCC is a Long Term Evolution (LTE) band, while at least one of the SCCs is not an LTE band. The base station receives a plurality of channel status parameters, wherein each of the channel status parameters corresponds to one of the SCCs. The base station sorts the SCCs according to the channel status parameters, determines a subset of the SCCs as at least one candidate SCC according to the channel status parameters, and determines a subset of the at least one candidate SCC as at least one available SCC by performing clear channel assessment for each of the at least one candidate SCC.
    Type: Grant
    Filed: January 28, 2016
    Date of Patent: August 27, 2019
    Assignee: Institute For Information Industry
    Inventors: Chiu-Wen Chen, Chun-Che Chien
  • Publication number: 20190150200
    Abstract: A user equipment (UE) and a base station (BS) for a mobile communication system are provided. The UE transmits a preamble to the BS on a physical random access channel of an active uplink bandwidth part of a plurality of uplink bandwidth parts and receives a random access response message from the BS on an active downlink bandwidth part of a plurality of downlink bandwidth parts according to a linkage. The linkage defines that the active downlink bandwidth part corresponds to the active uplink bandwidth part.
    Type: Application
    Filed: November 14, 2018
    Publication date: May 16, 2019
    Inventors: Chiu-Wen CHEN, Hai-Han WANG
  • Publication number: 20190021120
    Abstract: A user equipment (UE) and a base station (BS) are provided. The UE transmits a specific preamble on a random access channel and transmits an uplink data signal and a demodulation reference signal (DMRS) on an uplink transmission radio resource so that the BS receives the uplink data signal and the DMRS according to the specific preamble after receiving the specific preamble. The BS transmits a downlink data signal on a downlink transmission radio resource according to the specific preamble so the UE receives the downlink data signal on the downlink transmission radio resource according to the specific preamble.
    Type: Application
    Filed: July 12, 2018
    Publication date: January 17, 2019
    Inventors: Chiu-Wen CHEN, Chun-Che CHIEN
  • Patent number: 10085284
    Abstract: A base station (BS), a user equipment (UE), a transmission control method for the BS and a data transmission method for the UE are provided. Based on user group information, the base station transmits uplink transmission control information to a plurality of the UEs in a group to make each UE contend for a plurality of subframes in the allocated unlicensed band radio resource pool. If a UE successfully contends for a subframe, the UE transmits a reservation signal and transmits an uplink data signal in the contended subframe. If the UE detects another reservation signal when contending for the subframe, the UE determines whether the another reservation signal is associated with the ID of its group. If associated, the UE transmits the uplink data signal in the subframe.
    Type: Grant
    Filed: April 5, 2016
    Date of Patent: September 25, 2018
    Assignee: Institute For Information Industry
    Inventors: Chun-Che Chien, Chiu-Wen Chen
  • Publication number: 20180160407
    Abstract: A base station, a user equipment and a wireless communication method are disclosed. The base station sends a first resource configuration to the user equipment so that the base station and the user equipment perform a wireless communication procedure according to the first resource configuration. The base station sends a second resource configuration to the user equipment within a modification period which is used to notify the user equipment that system information will be updated so that the base station and the user equipment perform the wireless communication procedure according to the second resource configuration.
    Type: Application
    Filed: November 30, 2017
    Publication date: June 7, 2018
    Inventors: Hai-Han WANG, Chun-Che CHIEN, Yi-Ting LIN, Chiu-Wen CHEN
  • Publication number: 20180139652
    Abstract: A base station determines at least one access class barring parameter based on load balance of a plurality of random access channels, and broadcasts the at least one access class barring parameter. A communication terminal receives a plurality of access class barring parameters from at least one base station, and then determines a random access channel candidate from the random access channels according to the access class barring parameters and performs a random access procedure on the random access channel candidate. Such an access class barring method can efficiently improve traffic congestions of a plurality of random access channels.
    Type: Application
    Filed: December 5, 2016
    Publication date: May 17, 2018
    Inventors: Shao-Yu LIEN, Chiu-Wen CHEN
  • Patent number: 9854460
    Abstract: A transmitting direct mode communication apparatus, a receiving direct mode communication apparatus and a communication path switching method thereof are provided. The transmitting direct mode communication apparatus and the receiving direct mode communication apparatus maintain a backend network connection, and communicate with each other via a direct communication connection. The transmitting direct mode communication apparatus and the receiving direct mode communication apparatus are capable of switching the communication to backend network connection rapidly and seamlessly for transmitting data normally after the direct communication connection failed.
    Type: Grant
    Filed: December 19, 2013
    Date of Patent: December 26, 2017
    Assignee: Institute For Information Industry
    Inventors: Chun-Yen Hsu, Chiu-Wen Chen, Feng-Ming Yang
  • Patent number: 9826522
    Abstract: A base station and a device to device user equipment for a wireless communication system are provided. The wireless communication system defines a resource pool. The base station includes a storage, a processor and a transceiver. The storage stores signal quality information and traffic loading information. The processor chooses a plurality of resource blocks from the resource pool to form a device to device (D2D) resource pool according to at least one of the signal quality information and the loading information, and generates resource configuration information according to the D2D resource pool. The resource configuration information indicates the D2D resource pool. The transceiver transmits the resource configuration information.
    Type: Grant
    Filed: January 29, 2015
    Date of Patent: November 21, 2017
    Assignee: Institute For Information Industry
    Inventors: Chiu-Wen Chen, Chun-Che Chien
  • Patent number: 9813915
    Abstract: A base station in a spectrum sharing system includes a sensor configured to sense signals over a shared spectrum, a transceiver configured to receive at least one measurement report transmitted from at least one user terminal regarding signals over the shared spectrum sensed by the at least one user terminal and a processor configured to determine whether to utilize the shared spectrum according to the signals over the shared spectrum sensed by the sensor or acquired from the at least one measurement report. A user terminal in a spectrum sharing system includes a sensor configured to sense signals over a shared spectrum, a processor configured to generate a measurement report regarding the signals over the shared spectrum and a transceiver configured to transmit the measurement report to a base station so that the base station determines whether to utilize the shared spectrum according the signals over the shared spectrum.
    Type: Grant
    Filed: July 7, 2016
    Date of Patent: November 7, 2017
    Assignee: Institute For Information Industry
    Inventors: Chih-Chiang Wu, Chiu-Wen Chen, Chun-Che Chien
  • Patent number: 9788359
    Abstract: A user equipment, a base station, and data transmission methods thereof are provided. The user equipment is connected to a first base station and receives a first FDR configuration of the first base station and a second FDR configuration of the second base station. The user equipment establishes an RRC connection with the second base station. The user equipment performs data transmission with the first base station and establishes a data connection with the second base station on the same frequency band simultaneously according to the first and second FDR configurations. The user equipment performs data transmission with the first base station and performs data transmission with the second base station on the same frequency band simultaneously according to the first and second FDR configurations.
    Type: Grant
    Filed: December 9, 2015
    Date of Patent: October 10, 2017
    Assignee: Institute For Information Industry
    Inventors: Chiu-Wen Chen, Shiann-Tsong Sheu
  • Patent number: 9585167
    Abstract: A device to device (D2D) user equipment and a base station are provided. The D2D user equipment includes a transceiver and a processor. The transceiver receives a wireless signal having a hybrid access channel carrying a D2D hybrid access map. The processor is electrically connected to the transceiver retrieves the D2D hybrid access map from the hybrid access channel. The D2D hybrid access map indicates a D2D resource block. A first D2D user equipment transmits a D2D hybrid access request to a second D2D user equipment via the D2D resource block and the second D2D user equipment transmits a D2D hybrid access response to the first D2D user equipment via the D2D resource block. Accordingly, the first D2D user equipment and the second D2D user equipment perform D2D data transmission according to the D2D data transmission information carried in the D2D hybrid access response.
    Type: Grant
    Filed: September 26, 2014
    Date of Patent: February 28, 2017
    Assignee: Institute For Information Industry
    Inventors: Chiu-Wen Chen, Chia-Hung Wei
  • Publication number: 20170013471
    Abstract: A base station in a spectrum sharing system includes a sensor configured to sense signals over a shared spectrum, a transceiver configured to receive at least one measurement report transmitted from at least one user terminal regarding signals over the shared spectrum sensed by the at least one user terminal and a processor configured to determine whether to utilize the shared spectrum according to the signals over the shared spectrum sensed by the sensor or acquired from the at least one measurement report. A user terminal in a spectrum sharing system includes a sensor configured to sense signals over a shared spectrum, a processor configured to generate a measurement report regarding the signals over the shared spectrum and a transceiver configured to transmit the measurement report to a base station so that the base station determines whether to utilize the shared spectrum according the signals over the shared spectrum.
    Type: Application
    Filed: July 7, 2016
    Publication date: January 12, 2017
    Inventors: Chih-Chiang WU, Chiu-Wen CHEN, Chun-Che CHIEN
  • Publication number: 20160302231
    Abstract: A base station (BS), a user equipment (UE), a transmission control method for the BS and a data transmission method for the UE are provided. Based on user group information, the base station transmits uplink transmission control information to a plurality of the UEs in a group to make each UE contend for a plurality of subframes in the allocated unlicensed band radio resource pool. If a UE successfully contends for a subframe, the UE transmits a reservation signal and transmits an uplink data signal in the contended subframe. If the UE detects another reservation signal when contending for the subframe, the UE determines whether the another reservation signal is associated with the ID of its group. If associated, the UE transmits the uplink data signal in the subframe.
    Type: Application
    Filed: April 5, 2016
    Publication date: October 13, 2016
    Inventors: Chun-Che CHIEN, Chiu-Wen CHEN
  • Publication number: 20160227542
    Abstract: A base station, user equipment, and channel selection method are provided. The base station can configure a Primary Component Carrier (PCC) and a plurality of Secondary Component Carriers (SCCs). The PCC is a Long Term Evolution (LTE) band, while at least one of the SCCs is not an LTE band. The base station receives a plurality of channel status parameters, wherein each of the channel status parameters corresponds to one of the SCCs. The base station sorts the SCCs according to the channel status parameters, determines a subset of the SCCs as at least one candidate SCC according to the channel status parameters, and determines a subset of the at least one candidate SCC as at least one available SCC by performing clear channel assessment for each of the at least one candidate SCC.
    Type: Application
    Filed: January 28, 2016
    Publication date: August 4, 2016
    Inventors: Chiu-Wen CHEN, Chun-Che CHIEN
  • Publication number: 20160191228
    Abstract: A user equipment, a base station, and data transmission methods thereof are provided. The user equipment is connected to a first base station and receives a first FDR configuration of the first base station and a second FDR configuration of the second base station. The user equipment establishes an RRC connection with the second base station. The user equipment performs data transmission with the first base station and establishes a data connection with the second base station on the same frequency band simultaneously according to the first and second FDR configurations. The user equipment performs data transmission with the first base station and performs data transmission with the second base station on the same frequency band simultaneously according to the first and second FDR configurations.
    Type: Application
    Filed: December 9, 2015
    Publication date: June 30, 2016
    Inventors: Chiu-Wen CHEN, Shiann-Tsong SHEU
  • Publication number: 20160142371
    Abstract: A transmission system and a transmission method for network address translation traversal are provided. The transmission system includes a private network device, a network address record device, a public network device and a network address translation server. The network address record device records an inner network address of the private network device and an outer network address corresponding to the inner network address. The public network device inquires the inner network address of the private network device and the outer network address corresponding to the inner network address from the network address record device, and generates a packet according to the inner network address and the outer network address corresponding to the inner network address. The network address translation server receives the packet from the public network device, and transmits the packet to the public network device.
    Type: Application
    Filed: January 22, 2016
    Publication date: May 19, 2016
    Inventors: Chun-Yen HSU, Chiu-Wen CHEN, Whai-En CHEN, Chun-Chieh CHIU
  • Patent number: 9306904
    Abstract: A transmission system and a transmission method for network address translation traversal are provided. The transmission system includes a private network device, a network address record device, a public network device and a network address translation server. The network address record device records an inner network address of the private network device and an outer network address corresponding to the inner network address. The public network device inquires the inner network address of the private network device and the outer network address corresponding to the inner network address from the network address record device, and generates a packet according to the inner network address and the outer network address corresponding to the inner network address. The network address translation server receives the packet from the public network device, and transmits the packet to the public network device.
    Type: Grant
    Filed: April 10, 2013
    Date of Patent: April 5, 2016
    Assignee: Institute For Information Industry
    Inventors: Chun-Yen Hsu, Chiu-Wen Chen, Whai-En Chen, Chun-Chieh Chiu