Patents by Inventor Hsien-Chyi Chiou

Hsien-Chyi Chiou 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: 9504092
    Abstract: A system for the coexistence between a plurality of wireless communication modules sharing a single antenna includes an antenna, first and second transceiving paths, and first and second wireless communications modules. The first wireless communications module is coupled to a first transceiving path and transmits or receives first wireless signals via the first transceiving path. The second wireless communications module is coupled to the second transceiving path and transmits and receives second wireless signals via the first and the second transceiving paths, wherein signal strengths of the second wireless signals passing through the second transceiving path are attenuated by a certain level, and the attenuated second wireless signals are added to the first wireless signals when passing through the first transceiving path, wherein one of the first and the second communications module is a LTE module and the other one is a WLAN module.
    Type: Grant
    Filed: March 25, 2015
    Date of Patent: November 22, 2016
    Assignee: MediaTek Inc.
    Inventors: Hsien-Chyi Chiou, Shu-Ping Shiu, Hong-Kai Hsu, Yuan-Hung Chung, Wei Wang, Ren-yuh Liang
  • Patent number: 9322923
    Abstract: An electronic apparatus with power saving functionality is provided. The electronic apparatus includes a signal processing device configured for performing a predetermined signal processing operation; a wireless communication device coupled to the signal processing circuit for communicating with an external wireless communication device through a wireless connection; and a controller coupled to the signal processing device and the wireless communication device for switching the signal processing device between a first mode and a second mode according to a connection status of the wireless connection. The signal processing device operating in the second mode has less power consumption than the signal processing device operating in the first mode.
    Type: Grant
    Filed: September 4, 2007
    Date of Patent: April 26, 2016
    Assignee: MEDIATEK INC.
    Inventors: Kung-Shuan Huang, Hsien-Chyi Chiou, Pao-Lin Wu
  • Patent number: 9236896
    Abstract: A wireless communications system is provided with a first wireless communications module, a second wireless communications module, and an RF module. The first wireless communications module transmits or receives a first wireless signal, and the second wireless communications module transmits or receives a second wireless signal. The RF module allocates a first transceiving path and a second transceiving path to the first wireless communications module and the second wireless communications module, respectively, to enable the transmission or reception of the first wireless signal and the second wireless signal at the same time.
    Type: Grant
    Filed: November 5, 2010
    Date of Patent: January 12, 2016
    Assignee: MEDIATEK INC.
    Inventors: Chih-Hao Yeh, Hong-Kai Hsu, En-Chieh Hsia, Hsien-Chyi Chiou, Wei Wang, Shu-Ping Shiu
  • Patent number: 9130605
    Abstract: A system for the coexistence between a plurality of wireless communications modules sharing single antenna is provided. A wireless communications chipset includes a first wireless communications module configured to transmit or receive first wireless communications signals, and a second wireless communications module configured to transmit or receive second wireless communications signals. A path selection circuit is configured to connect the first wireless communications module to the antenna via a first transceiving path or a second transceiving path for transmitting and receiving the first wireless signals according to transceiving statuses of the first wireless signals and the second wireless signals.
    Type: Grant
    Filed: November 25, 2009
    Date of Patent: September 8, 2015
    Assignee: MEDIATEK INC.
    Inventors: Hong-Kai Hsu, Yuan-Hung Chung, Hsien-Chyi Chiou, Wei Wang, Wen-Ying Chien, Jwo-An Lin, I-Lin Hsieh
  • Publication number: 20150200692
    Abstract: A system for the coexistence between a plurality of wireless communication modules sharing a single antenna includes an antenna, first and second transceiving paths, and first and second wireless communications modules. The first wireless communications module is coupled to a first transceiving path and transmits or receives first wireless signals via the first transceiving path. The second wireless communications module is coupled to the second transceiving path and transmits and receives second wireless signals via the first and the second transceiving paths, wherein signal strengths of the second wireless signals passing through the second transceiving path are attenuated by a certain level, and the attenuated second wireless signals are added to the first wireless signals when passing through the first transceiving path, wherein one of the first and the second communications module is a LTE module and the other one is a WLAN module.
    Type: Application
    Filed: March 25, 2015
    Publication date: July 16, 2015
    Inventors: Hsien-Chyi CHIOU, Shu-Ping SHIU, Hong-Kai HSU, Yuan-Hung CHUNG, Wei WANG, Ren-yuh LIANG
  • Patent number: 9025583
    Abstract: A system for the coexistence between a plurality of wireless communication modules sharing a single antenna is provided, including an antenna, first and second transceiving paths, and first and second wireless communications modules. The first transceiving path is coupled to the antenna. The second transceiving path is coupled to the first transceiving path. The first wireless communications module is coupled to the first transceiving path and transmits or receives a plurality of first wireless signals. The second wireless communications module is coupled to the second transceiving path and transmits or receives a plurality of second wireless signals, wherein signal strengths of the second wireless signals passing through the second transceiving path are attenuated by a certain level, and the attenuated second wireless signals are added to the first wireless signals when passing through the first transceiving path.
    Type: Grant
    Filed: January 29, 2010
    Date of Patent: May 5, 2015
    Assignee: Mediatek Inc.
    Inventors: Hsien-Chyi Chiou, Shu-Ping Shiu, Hong-Kai Hsu, Yuan-Hung Chung, Wei Wang, Ren-Yuh Liang
  • Patent number: 8966298
    Abstract: An electronic apparatus with power saving functionality is disclosed. The electronic apparatus has a first signal processing circuit and a second signal processing circuit. The first signal processing circuit includes a receiver logic for receiving at least a signal; and a power saving determination logic for monitoring an operation status of the receiver logic and generating a first control signal according to the operation status. The second signal processing circuit includes a processing logic for receiving the received signal from the receiver logic and processing the received signal; and a power saving trigger logic for controlling the processing logic to enter a power saving mode from a normal mode when receiving the first control signal from the power saving determination logic.
    Type: Grant
    Filed: August 7, 2011
    Date of Patent: February 24, 2015
    Assignee: MEDIATEK Inc.
    Inventors: Ann-Tzung Cheng, Hsien-Chyi Chiou, Chih-Ju Tai
  • Patent number: 8442577
    Abstract: An exemplary wireless communication apparatus includes a first communication circuit, a second communication circuit, an antenna, and a combiner. The first communication circuit is arranged to process signals according to a first wireless communication protocol working at a first frequency band. The second communication circuit is arranged to process signals according to a second wireless communication protocol working at a first frequency band, wherein the second wireless communication protocol is different from the first wireless communication protocol. The antenna is shared between the first communication circuit and the second communication circuit. The combiner has a first port coupled to the first communication circuit, a second port coupled to the second communication circuit, and a third port coupled to the antenna. In addition, the combiner provides a first signal path between the third port and the first port and a second signal path between the third port and the second port.
    Type: Grant
    Filed: December 8, 2010
    Date of Patent: May 14, 2013
    Assignee: Mediatek Inc.
    Inventors: Hsien-Chyi Chiou, Ming-Hao Yeh
  • Patent number: 8331894
    Abstract: A method for performing active jammer suppression on an electronic device includes: performing down conversion on a received signal having in-band interference, in order to obtain at least one down-converted received signal; performing down conversion on a jammer signal derived from a jammer source causing the in-band interference, in order to obtain at least one down-converted jammer signal; adjusting a phase and/or an amplitude of the down-converted jammer signal to obtain a jammer suppression signal; and performing jammer suppression according to the down-converted received signal and the jammer suppression signal. An apparatus for performing the active jammer suppression on the electronic device includes a received-signal down converter, at least one jammer down converter, and at least one adjustment module. In particular, the adjustment module is arranged to iteratively adjust the phase and/or the amplitude of the down-converted jammer signal to obtain an optimal version of the jammer suppression signal.
    Type: Grant
    Filed: January 13, 2009
    Date of Patent: December 11, 2012
    Assignee: Mediatek Inc.
    Inventors: Hsien-Chyi Chiou, Chieh-Chao Liu, Yu-Chi Yeh
  • Publication number: 20120005510
    Abstract: An electronic apparatus with power saving functionality is disclosed. The electronic apparatus has a first signal processing circuit and a second signal processing circuit. The first signal processing circuit includes a receiver logic for receiving at least a signal; and a power saving determination logic for monitoring an operation status of the receiver logic and generating a first control signal according to the operation status. The second signal processing circuit includes a processing logic for receiving the received signal from the receiver logic and processing the received signal; and a power saving trigger logic for controlling the processing logic to enter a power saving mode from a normal mode when receiving the first control signal from the power saving control logic.
    Type: Application
    Filed: August 7, 2011
    Publication date: January 5, 2012
    Inventors: Ann-Tzung Cheng, Hsien-Chyi Chiou, Chih-Ju Tai
  • Publication number: 20110244917
    Abstract: An exemplary wireless communication apparatus includes a first communication circuit, a second communication circuit, an antenna, and a combiner. The first communication circuit is arranged to process signals according to a first wireless communication protocol working at a first frequency band. The second communication circuit is arranged to process signals according to a second wireless communication protocol working at a first frequency band, wherein the second wireless communication protocol is different from the first wireless communication protocol. The antenna is shared between the first communication circuit and the second communication circuit. The combiner has a first port coupled to the first communication circuit, a second port coupled to the second communication circuit, and a third port coupled to the antenna. In addition, the combiner provides a first signal path between the third port and the first port and a second signal path between the third port and the second port.
    Type: Application
    Filed: December 8, 2010
    Publication date: October 6, 2011
    Inventors: Hsien-Chyi Chiou, Ming-Hao Yeh
  • Patent number: 8024588
    Abstract: An electronic apparatus with power saving functionality is disclosed. The electronic apparatus has a first signal processing circuit and a second signal processing circuit. The first signal processing circuit includes a receiver logic for processing at least a satellite signal generated from a global navigation satellite system (GNSS) to obtain resultant data; and a power saving determination logic for monitoring an operation status of the receiver logic and generating a first control signal according to the operation status. The second signal processing circuit includes a processing logic for receiving the resultant data from the receiver logic for further signal processing; and a power saving trigger logic for controlling the processing logic to enter a power saving mode from a normal mode when receiving the first control signal from the power saving control logic.
    Type: Grant
    Filed: November 28, 2007
    Date of Patent: September 20, 2011
    Assignee: Mediatek Inc.
    Inventors: Ann-Tzung Cheng, Hsien-Chyi Chiou, Chih-Ju Tai
  • Patent number: 7923829
    Abstract: A multi-chip module (MCM) includes a first die and a second die. The first die supports a plurality of predetermined functions. The second die is coupled to the first die and comprises at least an option pad configured for a bonding option. The first die performs a predetermined function according to a bonding status of the option pad of the second die.
    Type: Grant
    Filed: May 6, 2008
    Date of Patent: April 12, 2011
    Assignee: Mediatek Inc.
    Inventors: Hsien-Chyi Chiou, Jui-Ming Wei
  • Publication number: 20110053523
    Abstract: A wireless communications system is provided with a first wireless communications module, a second wireless communications module, and an RF module. The first wireless communications module transmits or receives a first wireless signal, and the second wireless communications module transmits or receives a second wireless signal. The RF module allocates a first transceiving path and a second transceiving path to the first wireless communications module and the second wireless communications module, respectively, to enable the transmission or reception of the first wireless signal and the second wireless signal at the same time.
    Type: Application
    Filed: November 5, 2010
    Publication date: March 3, 2011
    Applicant: MEDIATEK INC.
    Inventors: Chih-Hao Yeh, Hong-Kai Hsu, En-Chieh Hsia, Hsien-Chyi Chiou, Wei Wang, Shu-Ping Shiu
  • Publication number: 20110007675
    Abstract: A system for the coexistence between a plurality of wireless communication modules sharing a single antenna is provided, including an antenna, first and second transceiving paths, and first and second wireless communications modules. The first transceiving path is coupled to the antenna. The second transceiving path is coupled to the first transceiving path. The first wireless communications module is coupled to the first transceiving path and transmits or receives a plurality of first wireless signals. The second wireless communications module is coupled to the second transceiving path and transmits or receives a plurality of second wireless signals, wherein signal strengths of the second wireless signals passing through the second transceiving path are attenuated by a certain level, and the attenuated second wireless signals are added to the first wireless signals when passing through the first transceiving path.
    Type: Application
    Filed: January 29, 2010
    Publication date: January 13, 2011
    Applicant: MEDIATEK INC.
    Inventors: Hsien-Chyi Chiou, Shu-Ping Shiu, Hong-Kai Hsu, Yuan-Hung Chung, Wei Wang, Ren-Yuh Liang
  • Publication number: 20110009074
    Abstract: A system for the coexistence between a plurality of wireless communications modules sharing single antenna is provided. A wireless communications chipset includes a first wireless communications module configured to transmit or receive first wireless communications signals, and a second wireless communications module configured to transmit or receive second wireless communications signals. A path selection circuit is configured to connect the first wireless communications module to the antenna via a first transceiving path or a second transceiving path for transmitting and receiving the first wireless signals according to transceiving statuses of the first wireless signals and the second wireless signals.
    Type: Application
    Filed: November 25, 2009
    Publication date: January 13, 2011
    Applicant: MEDIATEK INC.
    Inventors: Hong-Kai Hsu, Yuan-Hung Chung, Hsien-Chyi Chiou, Wei Wang, Wen-Ying Chien, Jwo-An Lin, I-Lin Hsieh
  • Publication number: 20100178874
    Abstract: A method for performing active jammer suppression on an electronic device includes: performing down conversion on a received signal having in-band interference, in order to obtain at least one down-converted received signal; performing down conversion on a jammer signal derived from a jammer source causing the in-band interference, in order to obtain at least one down-converted jammer signal; adjusting a phase and/or an amplitude of the down-converted jammer signal to obtain a jammer suppression signal; and performing jammer suppression according to the down-converted received signal and the jammer suppression signal. An apparatus for performing the active jammer suppression on the electronic device includes a received-signal down converter, at least one jammer down converter, and at least one adjustment module. In particular, the adjustment module is arranged to iteratively adjust the phase and/or the amplitude of the down-converted jammer signal to obtain an optimal version of the jammer suppression signal.
    Type: Application
    Filed: January 13, 2009
    Publication date: July 15, 2010
    Inventors: Hsien-Chyi Chiou, Chieh-Chao Liu, Yu-Chi Yeh
  • Publication number: 20090278247
    Abstract: A multi-chip module (MCM) includes a first die and a second die. The first die supports a plurality of predetermined functions. The second die is coupled to the first die and comprises at least an option pad configured for a bonding option. The first die performs a predetermined function according to a bonding status of the option pad of the second die.
    Type: Application
    Filed: May 6, 2008
    Publication date: November 12, 2009
    Inventors: Hsien-Chyi Chiou, Jui-Ming Wei
  • Publication number: 20090138735
    Abstract: An electronic apparatus with power saving functionality is disclosed. The electronic apparatus has a first signal processing circuit and a second signal processing circuit. The first signal processing circuit includes a receiver logic for processing at least a satellite signal generated from a global navigation satellite system (GNSS) to obtain resultant data; and a power saving determination logic for monitoring an operation status of the receiver logic and generating a first control signal according to the operation status. The second signal processing circuit includes a processing logic for receiving the resultant data from the receiver logic for further signal processing; and a power saving trigger logic for controlling the processing logic to enter a power saving mode from a normal mode when receiving the first control signal from the power saving control logic.
    Type: Application
    Filed: November 28, 2007
    Publication date: May 28, 2009
    Inventors: Ann-Tzung Cheng, Hsien-Chyi Chiou, Chih-Ju Tai
  • Publication number: 20090058719
    Abstract: An electronic apparatus with power saving functionality is provided. The electronic apparatus includes a signal processing device configured for performing a predetermined signal processing operation; a wireless communication device coupled to the signal processing circuit for communicating with an external wireless communication device through a wireless connection; and a controller coupled to the signal processing device and the wireless communication device for switching the signal processing device between a first mode and a second mode according to a connection status of the wireless connection. The signal processing device operating in the second mode has less power consumption than the signal processing device operating in the first mode.
    Type: Application
    Filed: September 4, 2007
    Publication date: March 5, 2009
    Inventors: Kung-Shuan Huang, Hsien-Chyi Chiou, Pao-Lin Wu