Patents by Inventor Ping-Yu Chen
Ping-Yu 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).
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Publication number: 20140267109Abstract: An input device and a method of switching an input mode of the input device are provided. The input device includes a main body, a state detecting module, a touchpad and a control unit. The main body includes a top surface, a bottom surface and a side surface connected the bottom and top surfaces. The state detecting module includes a first state detecting unit disposed at the bottom surface and a second state detecting unit disposed at the side surface. The first and second state detecting units detect a using state of the input device and generate first and second detecting signals, respectively. The control unit is electrically connected to the state detecting module and the touchpad, and the control unit switches the touchpad to a first control mode or a second control mode according to the first and second detecting signals.Type: ApplicationFiled: March 12, 2014Publication date: September 18, 2014Applicant: ASUSTeK COMPUTER INC.Inventors: Sheng-Ta LIN, Ping-Yu CHEN
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Publication number: 20140132450Abstract: A phased-array receiver that may be effectively implemented on a silicon substrate. A receiver includes multiple radio frequency (RF) front-ends, each configured to receive a signal with a given delay relative to the others such that the gain of the received signal is highest in a given direction. The receiver also includes a power combination network configured to accept an RF signal from each of the RF front-ends and to pass a combined RF signal to a down-conversion element, where the power distribution network includes a combination of active and passive components. Each RF front-end includes a phase shifter configured to delay the signal in accordance with the given direction and a variable amplifier configured to adjust the gain of the signal.Type: ApplicationFiled: December 20, 2013Publication date: May 15, 2014Applicants: MediaTek, Inc., INTERNATIONAL BUSINESS MACHINES CORPORATIONInventors: Ping-Yu Chen, Brian A. Floyd, Jie-Wei Lai, Arun S. Natarajan, Sean T. Nicolson, Scott K. Reynolds, Ming-Da Tsai, Alberto Valdes-Garcia, Jing-Hong C. Zhan
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Publication number: 20140022737Abstract: A modular power device is used for mounting on a main plate. The modular power system includes a first substrate, a driving module and a converting module. The first substrate having a first axial direction and a second axial direction substantially perpendicular to the first axial direction is inserted into the main plate, such that the second axial direction is substantially perpendicular to the main plate. The driving module is located on one side of the first substrate and electrically connected thereon. The converting module is located on the other side of the first substrate and electrically connected to the driving module. A length of the converting module is substantially equal to that of the first substrate in the first axial direction, and a width of the converting module is smaller than a length of the first substrate in the first axial direction.Type: ApplicationFiled: October 9, 2012Publication date: January 23, 2014Inventors: Yung-Hung HSIAO, Ju-Tang LO, Yen-Ming CHEN, Hao-Te HSU, Pei-Li CHANG, Chia-Hsien YEN, Shin-Bin LIN, Yu-Hsuan WU, Chin-Hang LEE, Huei-Fang LIN, Ping-Yu CHEN, Chi-Chang HO
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Patent number: 8618983Abstract: A phased-array transmitter and receiver that may be effectively implemented on a silicon substrate. The transmitter distributes to front-ends, and the receiver combines signals from front-ends, using a power distribution/combination tree that employs both passive and active elements. By monitoring the power inputs and outputs, a digital control is able to rapidly provide phase and gain correction information to the front-ends. Such a transmitter/receiver includes a plurality of radio frequency (RF) front-ends and a power splitting/combining network that includes active and passive components configured to distribute signals to/from the front-ends.Type: GrantFiled: March 30, 2010Date of Patent: December 31, 2013Assignees: International Business Machines Corporation, MediaTek Inc.Inventors: Ping-Yu Chen, Brian A. Floyd, Jie-Wei Lai, Arun S. Natarajan, Sean T. Nicolson, Scott K. Reynolds, Ming-Dai Tsai, Alberto Valdes-Garcia, Jing-Hong C. Zhan
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Patent number: 8539054Abstract: A remote interface apparatus comprises a network interface, a peripheral device interface, an interface-providing mechanism and a network address setting mechanism. The network interface is configured to communicate with a remote host. The peripheral device interface is configured to connect to a peripheral device. The interface-providing mechanism cooperates with the network interface to transfer the peripheral device interface into a remote peripheral device connection port of the host. The network address setting mechanism is configured to automatically obtain a network address upon a connection to the network, and to broadcast information of the peripheral device interface.Type: GrantFiled: July 23, 2008Date of Patent: September 17, 2013Assignee: Industrial Technology Research InstituteInventors: Yung Shun Huang, Jin Neng Wu, Ping Yu Chen, Nien Chin Wu
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Patent number: 8487693Abstract: An oscillator includes N greater than unity gain amplifiers, N being at least two. Each of the N greater than unity gain amplifiers has a pair of differential input terminals and a pair of differential output terminals. The oscillator further includes a first pair of variable resistances, N?1 pairs of variable resistances, N?1 pairs of variable capacitances, and a variable capacitance. The pairs of variable resistances couple differential output terminals of the N greater than unity gain amplifiers. The pairs of variable capacitances couple differential input terminals of the N greater than unity gain amplifiers. Each of the N greater than unity gain amplifiers includes a linearized operational transconductance amplifier stage coupled to a corresponding pair of the differential input terminals, and a unity gain buffer with feedback interconnected between the linearized operational transconductance amplifier stage and a corresponding pair of the differential output terminals.Type: GrantFiled: October 10, 2012Date of Patent: July 16, 2013Assignee: International Business Machines CorporationInventors: Mihai Adrian Tiberiu Sanduleanu, Ping-Yu Chen
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Publication number: 20130155658Abstract: A lighting device, comprising a housing, a control circuit and a solid-state light emitting unit, is disclosed. The housing includes a receiving space, and the material of the housing is wax. The control circuit is sealed in the receiving space and provides a control signal. The solid-state light emitting unit is sealed in the receiving space and receives the control signal to provide a light.Type: ApplicationFiled: April 10, 2012Publication date: June 20, 2013Applicant: YUSHAN SOLID-STATE LIGHTING CO., LTDInventor: Ping-Yu Chen
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Publication number: 20130128603Abstract: A vehicle headlamp system includes a lamp device and a control device to control the brightness thereof while in operation. The lamp device includes at least a first light emitting diode unit providing a first color temperature, and at least a second light emitting diode unit providing a second color temperature different from the first color temperature. The control device is coupled to the lamp device for changing the brightness ratio of the second LED unit to the first LED unit and controlling the resulting color temperature of the lamp device.Type: ApplicationFiled: November 20, 2011Publication date: May 23, 2013Applicant: FOXSEMICON INTEGRATED TECHNOLOGY, INC.Inventor: PING-YU CHEN
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Patent number: 8344795Abstract: An exemplary filter includes N (?2) unity gain amplifiers, each with a pair of differential input terminals and a pair of differential output terminals; a pair of filter differential input terminals; a first pair of variable resistances coupling the pair of filter differential input terminals to the pair of differential input terminals of the first unity gain amplifier; N?1 pairs of variable resistances coupling the pairs of differential output terminals of each of the N unity gain amplifiers, other than the last one, to the pairs of differential input terminals of its downstream neighbor; N?1 pairs of variable capacitances coupling the pairs of differential input terminals of each of the N unity gain amplifiers, other than the last one, to the pairs of differential output terminals of its downstream neighbor; and a variable capacitance coupling the pair of differential input terminals of the last unity gain amplifier to each other.Type: GrantFiled: January 20, 2011Date of Patent: January 1, 2013Assignee: International Business Machines CorporationInventors: Mihai Sanduleanu, Ping-Yu Chen
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Patent number: 8262272Abstract: An optical lens includes an array of lens units. Each lens unit includes a main body, a light diverging portion and a light converging portion. The main body includes a light incident surface and a light emitting surface opposite to the light incident surface. The light diverging portion is configured for expanding a light field along a first direction. The light converging portion is configured for compressing a light field along a second direction. The light diverging portion and the light converging portion are formed on at least one of the light incident surface and the light emitting surface. The light converging portion includes parallel recesses distributed along the second direction.Type: GrantFiled: June 16, 2010Date of Patent: September 11, 2012Assignee: Foxsemicon Integrated Technology, Inc.Inventors: Yi-Kai Cheng, Jyh-Long Chern, Ping-Yu Chen
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Publication number: 20120188006Abstract: An exemplary filter includes N (?2) unity gain amplifiers, each with a pair of differential input terminals and a pair of differential output terminals; a pair of filter differential input terminals; a first pair of variable resistances coupling the pair of filter differential input terminals to the pair of differential input terminals of the first unity gain amplifier; N?1 pairs of variable resistances coupling the pairs of differential output terminals of each of the N unity gain amplifiers, other than the last one, to the pairs of differential input terminals of its downstream neighbor; N?1 pairs of variable capacitances coupling the pairs of differential input terminals of each of the N unity gain amplifiers, other than the last one, to the pairs of differential output terminals of its downstream neighbor; and a variable capacitance coupling the pair of differential input terminals of the last unity gain amplifier to each other.Type: ApplicationFiled: January 20, 2011Publication date: July 26, 2012Applicants: MediaTek Inc., International Business Machines CorporationInventors: Mihai Sanduleanu, Ping-Yu Chen
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Publication number: 20120069566Abstract: An illumination apparatus comprises a housing, a LED base, and a heat sink, the housing having a light emitting surface and a heat dissipation surface opposite to the light emitting surface, the LED base including a circuit board and a plurality of LED chips, the heat dissipation surface adjacent to the circuit board, the light emitting surface of the LED chips toward the light emitting surface of the housing, and the heat sink including a plurality of heat dissipating tubes. The heat dissipating tubes are interlaced on the heat sink and the heights of the heat dissipating tube are different.Type: ApplicationFiled: November 20, 2011Publication date: March 22, 2012Applicant: FOXSEMICON INTEGRATED TECHNOLOGY, INC.Inventors: HSIN-FEI HUANG, ZHENG-JAY HUANG, PING-YU CHEN
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Patent number: 8079744Abstract: An illuminating brick includes a block and at least one light-emitting element mounted in the brick. The brick has a top face, a bottom face and a plurality of lateral side surfaces interconnecting the top and bottom faces. The at least one light-emitting element is engaged in and optically coupled to at least one of the bottom face and lateral side surfaces. The lateral side surfaces and the bottom face are configured for reflecting and directing light emitted from the at least a light-emitting element to exit through the top face.Type: GrantFiled: June 9, 2008Date of Patent: December 20, 2011Assignee: Foxsemicon Integrated Technology, IncInventors: Chih-Chung Tsao, Shu-Hui Hsieh, Mei-Jiun Lin, Hung-Chih Yang, Ping-Yu Chen, Tse-An Lee
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Patent number: 8047699Abstract: An illuminating device includes a light source module for emitting light and an optical lens configured for adjusting the light emitted from the light source module. The optical lens includes an array of lens units. Each lens unit includes a main body, a light diverging portion and a light converging portion. The main body includes a light incident surface and a light emitting surface opposite to the light incident surface. The light diverging portion is configured for expanding a light field along a first direction, and the light converging portion is configured for compressing a light field along a second direction. The light diverging portion and the light converging portion are formed on at least one of the light incident surface and the light emitting surface. The light diverging portion includes parallel protrusions distributed along the first direction.Type: GrantFiled: June 16, 2010Date of Patent: November 1, 2011Assignee: Foxsemicon Integrated Technology, Inc.Inventors: Yi-Kai Cheng, Jyh-Long Chern, Ping-Yu Chen
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Patent number: 8016459Abstract: An illuminating device includes a light source module for emitting light and an optical lens for adjusting the light. The light source module includes a reflecting unit and LEDs. The reflecting unit includes strip-shaped grooves each extending along a first direction. The LEDs are mounted on the reflecting unit in the grooves. The optical lens includes an array of lens units each including a main body, a light diverging portion and a light converging portion. The light diverging portion is for expanding a light field of the LEDs along the first direction. The light converging portion is for compressing the light field along a second direction. The reflecting unit is for further compressing the light field along the second direction.Type: GrantFiled: June 16, 2010Date of Patent: September 13, 2011Assignee: Foxsemicon Integrated Technology, Inc.Inventors: Yi-Kai Cheng, Jyh-Long Chern, Ping-Yu Chen
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Patent number: 7988328Abstract: An optical lens (10) includes an array of lens units (11). Each lens unit includes a main body (101), a light diverging portion (112) and a light converging portion (114). The main body includes a light incident surface (110) and a light emitting surface (112) opposite to the light incident surface. The light diverging portion is used to expand a light field along an x-direction. The light converging portion is used to compress a light field along a y-direction. In specific embodiments, the light diverging portion and the light converging portion are respectively formed on the light incident surface and the light emitting surface.Type: GrantFiled: July 7, 2008Date of Patent: August 2, 2011Assignee: Foxsemicon Integrated Technology, Inc.Inventors: Yi-Kai Cheng, Jyh-Long Chern, Ping-Yu Chen
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Patent number: 7950825Abstract: An optical lens includes an array of lens units. Each lens unit includes a main body, a light diverging portion and a light converging portion. The main body includes a light incident surface and a light emitting surface opposite to the light incident surface. The light diverging portion is configured for expanding a light field along a first direction, and the light converging portion is configured for compressing a light field along a second direction. The light diverging portion and the light converging portion are both formed on one of the light incident surface and the light emitting surface.Type: GrantFiled: June 8, 2010Date of Patent: May 31, 2011Assignee: Foxsemicon Integrated Technology, Inc.Inventors: Yi-Kai Cheng, Jyh-Long Chern, Ping-Yu Chen
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Publication number: 20110063169Abstract: A phased-array transmitter and receiver that may be effectively implemented on a silicon substrate. The transmitter distributes to front-ends, and the receiver combines signals from front-ends, using a power distribution/combination tree that employs both passive and active elements. By monitoring the power inputs and outputs, a digital control is able to rapidly provide phase and gain correction information to the front-ends. Such a transmitter/receiver includes a plurality of radio frequency (RF) front-ends and a power splitting/combining network that includes active and passive components configured to distribute signals to/from the front-ends.Type: ApplicationFiled: March 30, 2010Publication date: March 17, 2011Applicant: INTERNATIONAL BUSINESS MACHINES CORPORATIONInventors: PING-YU CHEN, Brian A. Floyd, Jie-Wei Lai, Arun S. Natarajan, Sean T. Nicolson, Scott K. Reynolds, Ming-Dai Tsai, Alberto Valdes-Garcia, Jing-Hong C. Zhan
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Publication number: 20100327750Abstract: An LED illuminating apparatus includes a lampshade, a cover engaged with the lampshade, a heat dissipation module received in a hollow tube cooperatively formed by the engaged lampshade and cover, a light source engaged on the heat dissipation module, and two connectors secured at opposite ends of the lampshade and the cover. The lampshade defines a plurality of vents therein. The light source faces the cover and light emitted from the light source radiates out of the LED illuminating apparatus through the cover.Type: ApplicationFiled: January 28, 2010Publication date: December 30, 2010Applicant: FOXSEMICON INTEGRATED TECHNOLOGY, INC.Inventors: CHIH-CHUNG TSAO, PING-YU CHEN, KUO-FENG CHIANG, YING-CHIEH LU, SUNG-HSIANG YANG, HSIN-FEI HUANG, ZHENG-JAY HUANG, YU-PIN LIU
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Patent number: D650494Type: GrantFiled: April 14, 2010Date of Patent: December 13, 2011Assignee: Foxsemicon Integrated Technology, Inc.Inventors: Chih-Chung Tsao, Zheng-Jay Huang, Ping-Yu Chen, Hsin-Fei Huang, Chien-Ting Lu, Ying-Chieh Lu