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).
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Patent number: 9504092Abstract: 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: GrantFiled: March 25, 2015Date of Patent: November 22, 2016Assignee: MediaTek Inc.Inventors: Hsien-Chyi Chiou, Shu-Ping Shiu, Hong-Kai Hsu, Yuan-Hung Chung, Wei Wang, Ren-yuh Liang
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Patent number: 9322923Abstract: 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: GrantFiled: September 4, 2007Date of Patent: April 26, 2016Assignee: MEDIATEK INC.Inventors: Kung-Shuan Huang, Hsien-Chyi Chiou, Pao-Lin Wu
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Patent number: 9236896Abstract: 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: GrantFiled: November 5, 2010Date of Patent: January 12, 2016Assignee: MEDIATEK INC.Inventors: Chih-Hao Yeh, Hong-Kai Hsu, En-Chieh Hsia, Hsien-Chyi Chiou, Wei Wang, Shu-Ping Shiu
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Patent number: 9130605Abstract: 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: GrantFiled: November 25, 2009Date of Patent: September 8, 2015Assignee: MEDIATEK INC.Inventors: Hong-Kai Hsu, Yuan-Hung Chung, Hsien-Chyi Chiou, Wei Wang, Wen-Ying Chien, Jwo-An Lin, I-Lin Hsieh
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Publication number: 20150200692Abstract: 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: ApplicationFiled: March 25, 2015Publication date: July 16, 2015Inventors: Hsien-Chyi CHIOU, Shu-Ping SHIU, Hong-Kai HSU, Yuan-Hung CHUNG, Wei WANG, Ren-yuh LIANG
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Patent number: 9025583Abstract: 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: GrantFiled: January 29, 2010Date of Patent: May 5, 2015Assignee: Mediatek Inc.Inventors: Hsien-Chyi Chiou, Shu-Ping Shiu, Hong-Kai Hsu, Yuan-Hung Chung, Wei Wang, Ren-Yuh Liang
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Patent number: 8966298Abstract: 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: GrantFiled: August 7, 2011Date of Patent: February 24, 2015Assignee: MEDIATEK Inc.Inventors: Ann-Tzung Cheng, Hsien-Chyi Chiou, Chih-Ju Tai
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Patent number: 8442577Abstract: 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: GrantFiled: December 8, 2010Date of Patent: May 14, 2013Assignee: Mediatek Inc.Inventors: Hsien-Chyi Chiou, Ming-Hao Yeh
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Patent number: 8331894Abstract: 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: GrantFiled: January 13, 2009Date of Patent: December 11, 2012Assignee: Mediatek Inc.Inventors: Hsien-Chyi Chiou, Chieh-Chao Liu, Yu-Chi Yeh
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Publication number: 20120005510Abstract: 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: ApplicationFiled: August 7, 2011Publication date: January 5, 2012Inventors: Ann-Tzung Cheng, Hsien-Chyi Chiou, Chih-Ju Tai
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Publication number: 20110244917Abstract: 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: ApplicationFiled: December 8, 2010Publication date: October 6, 2011Inventors: Hsien-Chyi Chiou, Ming-Hao Yeh
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Patent number: 8024588Abstract: 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: GrantFiled: November 28, 2007Date of Patent: September 20, 2011Assignee: Mediatek Inc.Inventors: Ann-Tzung Cheng, Hsien-Chyi Chiou, Chih-Ju Tai
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Patent number: 7923829Abstract: 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: GrantFiled: May 6, 2008Date of Patent: April 12, 2011Assignee: Mediatek Inc.Inventors: Hsien-Chyi Chiou, Jui-Ming Wei
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Publication number: 20110053523Abstract: 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: ApplicationFiled: November 5, 2010Publication date: March 3, 2011Applicant: MEDIATEK INC.Inventors: Chih-Hao Yeh, Hong-Kai Hsu, En-Chieh Hsia, Hsien-Chyi Chiou, Wei Wang, Shu-Ping Shiu
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Publication number: 20110007675Abstract: 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: ApplicationFiled: January 29, 2010Publication date: January 13, 2011Applicant: MEDIATEK INC.Inventors: Hsien-Chyi Chiou, Shu-Ping Shiu, Hong-Kai Hsu, Yuan-Hung Chung, Wei Wang, Ren-Yuh Liang
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Publication number: 20110009074Abstract: 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: ApplicationFiled: November 25, 2009Publication date: January 13, 2011Applicant: MEDIATEK INC.Inventors: Hong-Kai Hsu, Yuan-Hung Chung, Hsien-Chyi Chiou, Wei Wang, Wen-Ying Chien, Jwo-An Lin, I-Lin Hsieh
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Publication number: 20100178874Abstract: 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: ApplicationFiled: January 13, 2009Publication date: July 15, 2010Inventors: Hsien-Chyi Chiou, Chieh-Chao Liu, Yu-Chi Yeh
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Publication number: 20090278247Abstract: 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: ApplicationFiled: May 6, 2008Publication date: November 12, 2009Inventors: Hsien-Chyi Chiou, Jui-Ming Wei
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Publication number: 20090138735Abstract: 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: ApplicationFiled: November 28, 2007Publication date: May 28, 2009Inventors: Ann-Tzung Cheng, Hsien-Chyi Chiou, Chih-Ju Tai
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Publication number: 20090058719Abstract: 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: ApplicationFiled: September 4, 2007Publication date: March 5, 2009Inventors: Kung-Shuan Huang, Hsien-Chyi Chiou, Pao-Lin Wu