Patents by Inventor Cheng Wen
Cheng Wen 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: 8769329Abstract: A peripheral power management system includes a power monitor for determining a power consumption characteristic of a computing processor and a controller for generating a reference power signal based on the power consumption characteristic. The peripheral power management system also includes a power regulator control signal generator for generating a power regulator control signal based on the reference power signal. The power regulator control signal controls a peripheral device power regulator which regulates an electrical supply power of a peripheral device. In this way, the peripheral power management system controls regulation of the electrical supply power of the peripheral device based on the power consumption characteristic of the computing processor. In some embodiments, the peripheral power management system determines the power consumption characteristic of the computing processor by monitoring communication on a serial voltage identification bus.Type: GrantFiled: August 19, 2011Date of Patent: July 1, 2014Assignee: Integrated Device Technology, Inc.Inventors: Cheng Wen Hsiao, Eric Leung
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Patent number: 8768421Abstract: An electronic device and an antenna reception tuning method thereof are provided. The electronic device includes a first main body, a second main body, a sensing unit, and a processing unit. The second main body, including an antenna and a matching unit, is disposed on the first main body through a hinge and adapted for being opened or closed relative to the first main body. The sensing unit is disposed on the electronic device, adapted for detecting a distance between the first main body and the second main body, and generates a control signal according to the distance, wherein the distance includes an angle and an open/close state between the first and the second main bodies. The processing unit is electrically connected to the sensing unit and the matching unit, and adjusts the matching unit according to the received control signal.Type: GrantFiled: November 8, 2012Date of Patent: July 1, 2014Assignee: Compal Electronics, Inc.Inventors: Kuo-Chiang Hung, Cheng-Wen Wang, Chieh-Tsao Hwang, Chang-Chih Chen, Shih-Chia Liu
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Patent number: 8765166Abstract: Drug delivery devices comprising a non-bioabsorbable polymer structure configured to support a composition comprising an active agent. The devices include a plurality of portions fused together and a recess configured to support the composition. At least one of the portions includes an impermeable polymer and at least one other portion includes a rate-limiting water-permeable polymer. The rate-limiting water-permeable polymer allows for transportation of the active agent to an exterior of the device.Type: GrantFiled: July 22, 2013Date of Patent: July 1, 2014Assignee: Novaer Holdings, Inc.Inventors: Casey Kopczynski, Cheng-Wen Lin, Chris Sutay
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Patent number: 8752999Abstract: The present invention provides a back frame of flat panel display device, which includes at least first and second primary assembling pieces. The at least two primary assembling pieces are joined to form the back frame. The primary assembling pieces include an elastic member arranged on a portion of an upper surface thereof in a lengthwise direction. The present invention provides a back frame of a flat panel display device and a backlight system that include an elastic member arranged on a portion of an upper surface of the primary assembling pieces so that the back frame can well support a light homogenization mechanism and protect the light homogenization mechanism from violent shakes.Type: GrantFiled: November 23, 2011Date of Patent: June 17, 2014Assignee: Shenzhen China Star Optoelectronics Technology Co., Ltd.Inventors: Yi-Cheng Kuo, Yu-Chun Hsiao, Chong Huang, Jia-He Cheng, Cheng-Wen Que, Quan Li, Liu-Yang Yang
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Publication number: 20140161714Abstract: A method for processing fluoride-containing wastewaters from a factory, which includes the following steps: Step 1: collecting the fluoride-containing wastewaters into three pools: an acidic high-fluoride wastewater, an acidic low-fluoride wastewater, and an alkaline wastewater; Step 2: adding a calcium compound to the acidic low-fluoride wastewater to produce a calcium-containing solution; Step 3: reacting a portion of the calcium-containing solution with the acidic high-fluoride wastewater at a calcium-to-fluoride molar ratio of from about 0.5:1 to about 1.Type: ApplicationFiled: December 6, 2013Publication date: June 12, 2014Inventors: Cheng-Wen Wang, Yan Li, Hongxiang Fu, Xuefeng Zhao
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Publication number: 20140157076Abstract: The present invention discloses a data error-detection system and the method thereof. The system includes an initializing module, an encoding module, a decoding module and a restoring module. The initializing module arranges the transmitting data in a 3D matrix to produce information data. The encoding module encodes the information data to produce checking data, and outputs encoding data which includes information data and checking data. The decoding module receives encoding data and detects information data according to the checking data to correct the information data and then produces 3D matrix receiving data. The restoring module produces receiving data according to the 3D matrix receiving data. Herewith, the effect of error-detection and correction of the data can be achieved.Type: ApplicationFiled: March 15, 2013Publication date: June 5, 2014Applicant: NATIONAL TSING HUA UNIVERSITYInventors: SHU-YU WU, CHENG-WEN WU
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Patent number: 8742839Abstract: This invention discloses a double Through Silicon Via (TSV) structure, including a first die unit, a first signal path, a second signal path, a receiving unit and a second die unit. The first and the second signal paths respectively include a driving unit and a TSV unit. Each driving unit includes a first end, a second end and a third end. The invention divides the signal paths of the conventional double TSV into two different signal paths by two driving units and the receiving unit having OR gate or NOR gate, to avoid generating the problem of signal degradation from the TSV unit with short defect. The invention further disposes a first switch unit, a second switch unit, a first exchange unit, a second exchange unit, a first VDD keeper and a second VDD keeper, to avoid generating the problems of open defect and leakage current.Type: GrantFiled: December 14, 2012Date of Patent: June 3, 2014Assignee: National Tsing Hua UniversityInventors: Hsiu-Chuan Shih, Cheng-Wen Wu
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Patent number: 8733958Abstract: The present invention provides a flat panel display device, which includes a backlight system and a display panel. The backlight system includes a reflector plate and a back frame that carries the reflector, wherein the back frame includes at least two primary assembling pieces, the at least two primary assembling pieces being joined to form a main frame structure of the back frame; and the reflector plate includes a substrate layer and a reflection layer formed on the substrate layer, the substrate layer having a surface that is away from the reflection layer and comprises an ink layer printed thereon. The present invention also provides a stereoscopic display device.Type: GrantFiled: November 23, 2011Date of Patent: May 27, 2014Assignee: Shenzhen China Star Optoelectronics Technology Co., Ltd.Inventors: Cheng-Wen Que, Yi-Cheng Kuo, Yu-Chun Hsiao
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Publication number: 20140138052Abstract: A fluid heat exchange apparatus including a casing, and a heat-dissipating device is provided. The casing includes a chamber, an inlet, and an outlet. The chamber includes a first channel including a first entrance and a first exit and a second channel including a second entrance and a second exit. The cross-sectional area of the first channel decreases from the first entrance to the first exit and the cross-sectional area of the second channel decreases from the second entrance to the second exit. The heat-dissipating device is located between the first exit and the outlet. A first fluid flows from the inlet and flows through the first channel and the heat-dissipating device and then flows to the outlet. Part of the first fluid flowing through the heat-dissipating device absorbs heat and forms bubbles moving to the second channel and then forms a second fluid converging into the first channel.Type: ApplicationFiled: March 15, 2013Publication date: May 22, 2014Applicant: Acer IncorporatedInventors: Cheng-Wen Hsieh, Wen-Neng Liao
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Patent number: 8721099Abstract: The present invention provides a back frame and a backlight system of a flat panel display device. The back frame includes at least two assembling pieces. The at least two assembling pieces are joined to form the back frame. The back frame further includes a bracing piece fixed to the assembling pieces and the bracing piece functions to fix a circuit board. The bracing piece includes a bracing body, a first suspension section, a first bearing section, and a first resilient bent section. The bracing body is fixed to the assembling pieces. The first suspension section extends from the bracing body toward one side of the bracing body. The first bearing section is spaced from the bracing body and extends from the first suspension section toward one side of the first suspension section. The first resilient bent section is located between the first bearing section and the bracing body and is bent from the first suspension section toward one side of the first suspension section.Type: GrantFiled: November 23, 2011Date of Patent: May 13, 2014Assignee: Shenzhen China Star Optoelectronics Technology Co., Ltd.Inventors: Yu-Chun Hsiao, Cheng-Wen Que, Yi-Cheng Kuo
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Publication number: 20140118282Abstract: A method for coordinate correction of touch control is provided. An original x-coordinate and an original y-coordinate are corrected according to a total sensing value, the original x-coordinate and the original y-coordinate provided by touch sensing of a touch panel. The method includes providing an estimated x-axis correction value according to the original x-coordinate and the total sensing value, generating a corrected x-coordinate according to the estimated x-axis correction value and the original x-coordinate, and providing a corrected y-coordinate according to the original x-coordinate, the corrected x-coordinate and the total sensing value.Type: ApplicationFiled: October 30, 2013Publication date: May 1, 2014Applicant: MStar Semiconductor, Inc.Inventors: Chao-Cheng Wen, Guo-Kiang Hung
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Publication number: 20140097802Abstract: The present invention discloses a charging system for charging a capacitor. The charge system includes at least one unit gain buffer, driven by a plurality of driving voltages, each unit gain buffer having a positive input terminal for receiving a target voltage and a negative input terminal coupled to an output terminal, a plurality of switches coupled between the plurality of driving voltages and the capacitor, and a switch control waveform generator, coupled to the plurality of switches, for switching on one of the for a specific driving voltage among the plurality of driving voltages to drive one of the at least one unit gain buffer to charge the capacitor.Type: ApplicationFiled: February 21, 2013Publication date: April 10, 2014Applicant: NOVATEK Microelectronics Corp.Inventors: Wing-Kai Tang, Cheng-Wen Chang
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Patent number: 8684548Abstract: The present invention provides a back frame of flat panel display device, which includes primary assembling pieces, secondary assembling pieces, and a bracing piece for fixing a circuit board. The primary assembling pieces have a number of at least two, and the at least two primary assembling pieces are connected through joining to form a main frame structure of the back frame. The secondary assembling pieces are joined to the primary assembling pieces. According to practical needs of the main frame structure, different materials are used for different parts at different locations. The back frame is provided with the bracing piece for fixing a circuit board, and the bracing piece includes a bracing body, a first suspension section, a first bearing section, and a first resilient bent section. The present invention also provides a backlight system.Type: GrantFiled: November 23, 2011Date of Patent: April 1, 2014Assignee: Shenzhen China Star Optoelectronics Technology Co., Ltd.Inventors: Yi-Cheng Kuo, Yu-Chun Hsiao, Chong Huang, Jia-He Cheng, Cheng-Wen Que, Quan Li, Liu-Yang Yang
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Patent number: 8678604Abstract: A method is provided for manufacturing a back frame of a flat panel display device, which joins at least first and second primary assembling pieces to form a back frame, in which the first primary assembling piece has an end forming at least two joint sections, and each of the joint sections has a structure mating an end of the second primary assembling piece, the first primary assembling piece using one of the joint sections to join the corresponding end of the second primary assembling piece, the back frame further including a plurality of bracing pieces that are fixed to the primary assembling pieces; moving the bracing pieces according to a bracing pattern provided in a bracing mold in order to form a corresponding mounting structure on the bracing pieces.Type: GrantFiled: November 23, 2011Date of Patent: March 25, 2014Assignee: Shenzhen China Star Optoelectronics Technology Co., Ltd.Inventors: Cheng-Wen Que, Yu-Chun Hsiao, Yi-Cheng Kuo
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Publication number: 20140067437Abstract: A booking management method for amusement parks determine if a facility is bookable or not at first. If the facility is bookable, visitors can book the facility via a device in the amusement park, such as a handheld device. Then they can more around anywhere in the amusement park until they obtain an admission message. When the visitor obtains the admission message, the visitor can go to the facility. Therefore, this booking management system is a fantastic way to reduce waiting time and can maximize visitors enjoyment of their visit.Type: ApplicationFiled: September 5, 2012Publication date: March 6, 2014Inventor: Cheng-Wen CHANG
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Publication number: 20140062586Abstract: This invention discloses a double Through Silicon Via (TSV) structure, including a first die unit, a first signal path, a second signal path, a receiving unit and a second die unit. The first and the second signal paths respectively include a driving unit and a TSV unit. Each driving unit includes a first end, a second end and a third end. The invention divides the signal paths of the conventional double TSV into two different signal paths by two driving units and the receiving unit having OR gate or NOR gate, to avoid generating the problem of signal degradation from the TSV unit with short defect. The invention further disposes a first switch unit, a second switch unit, a first exchange unit, a second exchange unit, a first VDD keeper and a second VDD keeper, to avoid generating the problems of open defect and leakage current.Type: ApplicationFiled: December 14, 2012Publication date: March 6, 2014Applicant: NATIONAL TSING HUA UNIVERSITYInventors: HSIU-CHUAN SHIH, CHENG-WEN WU
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Patent number: 8665390Abstract: The present invention provides a flat panel display device, which includes a backlight system and a display panel. The backlight system includes a light source, a light homogenization mechanism, and a back frame. The back frame carries the light source and the light homogenization mechanism, and the light homogenization mechanism guides light from the light source into the display panel. The back frame includes at least two primary assembling pieces and also includes secondary assembling pieces and a bracing piece for fixing a circuit board. According to practical needs of the main frame structure, different materials are used for different parts at different locations. The back frame is provided with the bracing piece for fixing a circuit board, and the bracing piece includes a bracing body, a first suspension section, a first bearing section, and a first resilient bent section. The present invention also provides a stereoscopic display device and a plasma display device.Type: GrantFiled: November 23, 2011Date of Patent: March 4, 2014Assignee: Shenzhen China Star Optoelectronics Technology Co., Ltd.Inventors: Yi-Cheng Kuo, Yu-Chun Hsiao, Chong Huang, Jia-He Cheng, Cheng-Wen Que, Quan Li, Liu-Yang Yang
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Patent number: 8659915Abstract: A valley-detection device for quasi-resonance switching and a method using the same is disclosed, which uses first and second capacitors to connect with a comparator, and the comparator connects with an NMOSFET connecting to a transformer. When the NMOSFET is turned off, the energy stored in the transformer is discharged and a resonant signal across the source and the drain is generated, and a first constant current charges the first capacitor at a start time point of the resonant signal until a voltage of the resonant signal first reaches to a crossing voltage. Then, a second constant current charges the second capacitor when the voltage of the resonant signal equals to the crossing voltage while the voltage of the resonant signal varies from high to low. Finally, the comparator turns on the NMOSFET when a voltage of the second capacitor equals to a voltage of the first capacitor.Type: GrantFiled: January 18, 2012Date of Patent: February 25, 2014Assignee: SYNC Power Corp.Inventor: Cheng-Wen Tsui
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Publication number: 20140051375Abstract: An electronic device and an antenna reception tuning method thereof are provided. The electronic device includes a first main body, a second main body, a sensing unit, and a processing unit. The second main body, including an antenna and a matching unit, is disposed on the first main body through a hinge and adapted for being opened or closed relative to the first main body. The sensing unit is disposed on the electronic device, adapted for detecting a distance between the first main body and the second main body, and generates a control signal according to the distance, wherein the distance includes an angle and an open/close state between the first and the second main bodies. The processing unit is electrically connected to the sensing unit and the matching unit, and adjusts the matching unit according to the received control signal.Type: ApplicationFiled: November 8, 2012Publication date: February 20, 2014Inventors: Kuo-Chiang Hung, Cheng-Wen Wang, Chieh-Tsao Hwang, Chang-Chih Chen, Shih-Chia Liu
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Patent number: 8637936Abstract: A resistor is disclosed. The resistor is disposed on a substrate, in which the resistor includes: a dielectric layer disposed on the substrate; a polysilicon structure disposed on the dielectric layer; two primary resistance structures disposed on the dielectric layer and at two ends of the polysilicon structure; and a plurality of secondary resistance structures disposed on the dielectric layer and interlaced with the polysilicon structures.Type: GrantFiled: September 25, 2009Date of Patent: January 28, 2014Assignee: United Microelectronics Corp.Inventors: Kai-Ling Chiu, Victor-Chiang Liang, Chih-Yu Tseng, Kun-Szu Tseng, Cheng-Wen Fan, Hsin-Kai Chiang, Chih-Chen Hsueh