Patents by Inventor Wang Cheng
Wang Cheng 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: 8299932Abstract: In a closed-loop monitoring system, a host device is operable to output encoded signals at a coupling side to a single transmission line. Each of monitoring devices includes: a current inducting generating unit generating induced encoded signals when the encoded signals pass through a signal current generating element coupled across an input side coupled to the transmission line; a control unit identifying a monitoring signal from the induced encoded signals generated by the current inducting generating unit; and a detecting unit detecting, in response to the monitoring signal, whether each of electronic devices coupled thereto is activated ox deactivated and transmitting a reply signal associated with states of the electronic devices to the transmission line based on a detection result made thereby. The host device receives the reply signal from each monitoring device through the transmission line and the coupling side to obtain state information associated with the electronic devices.Type: GrantFiled: August 6, 2009Date of Patent: October 30, 2012Assignee: HICO Technology Co., Ltd.Inventors: Yi-Lin Tang, Nan-Jan Huang, Ruei-Cheng Liu, Wang-Cheng Chen, Cheng-Chung Yeh
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Patent number: 8253380Abstract: A characteristic tracking method for a battery module including at least one battery is disclosed. A look-up table is provided according to a primary characteristic of the battery. It is determined whether a battery has satisfied a preset condition when the battery module is operated from a usage state to an idling state. The battery is measured to have obtained a first voltage and a real capacity when the battery satisfies the preset condition. The measured first voltage is utilized to locate a table capacity of the battery from the look-up table. The look-up table is updated according to the real capacity and the table capacity. A peripheral circuit of characteristic tracking method has been exhibited.Type: GrantFiled: July 2, 2009Date of Patent: August 28, 2012Assignee: Industrial Technology Research InstituteInventors: Chein-Chung Sun, Yuh-Fwu Chou, Ming-Wang Cheng, Sheng-Yong Shen
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Publication number: 20120074894Abstract: A hybrid battery module and a battery management method are provided. The hybrid battery module comprises a first energy storage unit, a second energy storage unit, and a charging unit. The charging unit is coupled between the first energy storage unit and the second energy storage unit for selectively providing a charging path between the first energy storage unit and the second storage unit. The first energy storage unit and the second energy storage unit transmit the energy stored therein to each other through the charging unit to maintain optimum power statuses thereof.Type: ApplicationFiled: January 11, 2011Publication date: March 29, 2012Applicant: LITE-ON CLEAN ENERGY TECHNOLOGY CORP.Inventors: Jan-Gee Chen, Ming-Wang Cheng
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Publication number: 20120038321Abstract: A detecting module is for detecting a battery equalizer of a power supply device. The detecting module includes a current detecting unit, a drive circuit, and a control circuit. The current detecting unit is to be coupled to the battery equalizer and a battery set of the power supply device, and generates an output based on detected current flow through the battery equalizer. The drive circuit is to be coupled to the battery equalizer for driving operation of the battery equalizer. The control circuit is coupled to the drive circuit and the current detecting unit, controls the drive circuit to drive operation of the battery equalizer and determines, according to the output of the current detecting circuit, whether the battery equalizer is in a normal operating state.Type: ApplicationFiled: January 18, 2011Publication date: February 16, 2012Applicant: LITE-ON CLEAN ENERGY TECHNOLOGY CORP.Inventors: MING-WANG CHENG, HSIANG-CHUN HSUEH
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Patent number: 7859419Abstract: A smoke detecting method and device are provided. The smoke detecting method and device capture a plurality of images; determine one of the plurality of images as an analyzable image when the one of the plurality of images is identified to have a moving object; analyze a chrominance variation of the analyzable image; analyze at least one of an edge blur and a flickering frequency of the analyzable image; compare at least one of analyzed results from the analyzing steps with a corresponding predetermined feature; and determine the moving object is a smoke when at least one of the analyzed results conforms to the corresponding predetermined feature.Type: GrantFiled: April 9, 2008Date of Patent: December 28, 2010Assignee: Industrial Technology Research InstituteInventors: Chang Shen-Kuen, Lu Chung-Hsien, Chao Hao-Ting, Chang Shih-Hua, Hsu Yu-Ren, Huang Kun-Lin, Wang Cheng-Wei
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Publication number: 20100072948Abstract: A characteristic tracking method for a battery module including at least one battery is disclosed. A look-up table is provided according to a primary characteristic of the battery. It is determined whether a battery has satisfied a preset condition when the battery module is operated from a usage state to an idling state. The battery is measured to have obtained a first voltage and a real capacity when the battery satisfies the preset condition. The measured first voltage is utilized to locate a table capacity of the battery from the look-up table. The look-up table is updated according to the real capacity and the table capacity. A peripheral circuit of characteristic tracking method has been exhibited.Type: ApplicationFiled: July 2, 2009Publication date: March 25, 2010Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTEInventors: Chein-Chung SUN, Yuh-Fwu Chou, Ming-Wang Cheng, Sheng-Yong Shen
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Publication number: 20100052874Abstract: In an open-loop monitoring system, a host device is operable to output encoded signals at a coupling end to a single transmission line. Each of monitoring devices includes: a control unit identifying a monitoring signal from the encoded signals from the transmission line; and a detecting unit detecting, in response to the monitoring signal, whether each of electronic devices coupled thereto is activated or deactivated and transmitting a reply signal associated with states of the electronic devices to the transmission line based on a detection result made thereby. The host device receives the reply signal from each monitoring device through the transmission line and the coupling end to obtain state information associated with the electronic devices and determines whether the transmission line is cut off based on the reply signals from the monitoring devices.Type: ApplicationFiled: August 25, 2009Publication date: March 4, 2010Applicant: HICO Technology Co., LTD.Inventors: Yi-Lin Tang, Nan-Jan Huang, Ruei-Cheng Liu, Wang-Cheng Chen
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Publication number: 20100039277Abstract: In a closed-loop monitoring system, a host device is operable to output encoded signals at a coupling side to a single transmission line. Each of monitoring devices includes: a current inducting generating unit generating induced encoded signals when the encoded signals pass through a signal current generating element coupled across an input side coupled to the transmission line; a control unit identifying a monitoring signal from the induced encoded signals generated by the current inducting generating unit; and a detecting unit detecting, in response to the monitoring signal, whether each of electronic devices coupled thereto is activated ox deactivated and transmitting a reply signal associated with states of the electronic devices to the transmission line based on a detection result made thereby. The host device receives the reply signal from each monitoring device through the transmission line and the coupling side to obtain state information associated with the electronic devices.Type: ApplicationFiled: August 6, 2009Publication date: February 18, 2010Applicant: HICO Technology Co., LTD.Inventors: Yi-Lin Tang, Nan-Jan Huang, Ruei-Cheng Liu, Wang-Cheng Chen, Cheng-Chung Yeh
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Publication number: 20080186191Abstract: A smoke detecting method and device are provided. The smoke detecting method and device capture a plurality of images; determine one of the plurality of images as an analyzable image when the one of the plurality of images is identified to have a moving object; analyze a chrominance variation of the analyzable image; analyze at least one of an edge blur and a flickering frequency of the analyzable image; compare at least one of analyzed results from the analyzing steps with a corresponding predetermined feature; and determine the moving object is a smoke when at least one of the analyzed results conforms to the corresponding predetermined feature.Type: ApplicationFiled: April 9, 2008Publication date: August 7, 2008Inventors: Chang Shen-Kuen, Lu Chung-Hsien, Chao Hao-Ting, Chang Shih-Hua, Hsu Yu-Ren, Huang Kun-Lin, Wang Cheng-Wei
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Publication number: 20080157778Abstract: An estimation method for estimating a remaining capacity of a battery utilized by an electronic system is disclosed. The voltage of the battery is detected or is determined by a first reference value. When the duration of a specific state arrives at a preset time, a specific action is executed.Type: ApplicationFiled: December 19, 2007Publication date: July 3, 2008Inventors: Yuh-Fwu Chou, Po-Yin Tseng, Ming-Wang Cheng
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Patent number: 7380301Abstract: An air mattress includes a mattress pad, a back support to raise a part of the mattress pad, and an air pump assembly built into the mattress pad to inflate the mattress pad and the back support.Type: GrantFiled: October 30, 2003Date of Patent: June 3, 2008Assignee: Team Worldwide CorporationInventor: Wang Cheng Chung
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Publication number: 20080102695Abstract: An engaging structure for a card connector includes: an insulation housing having a base and plural apertures penetrating through the base, wherein plural conductive terminals are arranged within those apertures and partially extended to one side of the base, and plural positioning trenches are holed on this side of the base; a metal shell partially covering the insulation housing; and plural hooking holes formed by bending one side of the metal shell downwardly, wherein the hooking holes are set opposite to the positioning trenches, and plural resilient-sheets adaptable to engaging with the positioning trenches are extended from one side of every hooking hole. Accordingly, the hooking structure and the positioning trench structure can cooperate with each other, so that the insulation housing can engage with the metal shell tightly. Additionally, they can be easily disassembled when reworking.Type: ApplicationFiled: December 29, 2006Publication date: May 1, 2008Applicant: Longwell CompanyInventors: Wang-Cheng Lin, Hui-Chih Chen
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Patent number: 7346950Abstract: An inflatable product includes a first chamber, a pack, and a fan and motor received in the pack. The pack has an air intake connected to the outside of the first chamber and a first air outlet connected to the inside of the first chamber. A first valve for opening and closing the first air outlet is received in the pack. Air is pumped by the fan and motor from the outside of the first chamber through the air intake and the first valve and then into the first chamber from the first air outlet.Type: GrantFiled: October 30, 2003Date of Patent: March 25, 2008Assignee: Team Worldwide CorporationInventor: Wang Cheng Chung
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Publication number: 20070114535Abstract: A thin film transistor includes a channel layer of a specific shape, a thermal gradient inducer body, a gate insulating film, a gate electrode and an interlayer insulating film, a source electrode and a drain electrode. The channel layer is formed on a substrate. The channel layer has a nucleation region and a crystal end. The thermal gradient inducer body partially circumscribes the channel layer. The gate insulating film is formed on the substrate, and the channel layer is at least partially covered with the gate insulating film. The gate electrode is formed on the gate insulating film. The interlayer insulating film is formed on the gate insulating film, and the gate electrode is at least partially covered with the interlayer insulating film. The source electrode and the drain electrode are formed on the interlayer insulating film, passed through the gate insulating film and the interlayer insulating film, and electrically connected to the channel layer.Type: ApplicationFiled: January 15, 2007Publication date: May 24, 2007Applicant: CHI MEI OPTOELECTRONICS CORP.Inventors: Ting Chin-Lung, Wang Cheng-Chi
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Patent number: 7199399Abstract: A thin film transistor includes a channel layer of a specific shape, a thermal gradient inducer body, a gate insulating film, a gate electrode and an interlayer insulating film, a source electrode and a drain electrode. The channel layer is formed on a substrate. The channel layer has a nucleation region and a crystal end. The thermal gradient inducer body partially circumscribes the channel layer. The gate insulating film is formed on the substrate, and the channel layer is at least partially covered with the gate insulating film. The gate electrode is formed on the gate insulating film. The interlayer insulating film is formed on the gate insulating film, and the gate electrode is at least partially covered with the interlayer insulating film. The source electrode and the drain electrode are formed on the interlayer insulating film, passed through the gate insulating film and the interlayer insulating film, and electrically connected to the channel layer.Type: GrantFiled: March 21, 2005Date of Patent: April 3, 2007Assignee: Chi Mei Optoelectronics Corp.Inventors: Ting Chin-Lung, Wang Cheng-Chi
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Patent number: 7152265Abstract: An inflatable product includes a pack having a first vent with a first valve, a second vent with a second valve, a third vent in communication with the ambient, a first chamber in communication with the first vent, a second chamber in communication with the second vent, and an air pump pumping air into and out of the pack through the third vent when activated in a first and second direction. A first switch structure is movable between first and second orientations. The first orientation opens the first valve and activates the air pump in the first direction to inflate the first chamber. The second orientation closes the first valve. A second switch structure is movable between third and fourth orientations. The third orientation opens the second valve and activates the air pump in the second direction to deflate the second chamber. The fourth orientation closes the second valve.Type: GrantFiled: October 30, 2003Date of Patent: December 26, 2006Assignee: Team Worldwide CorporationInventor: Wang Cheng Chung
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Patent number: 6990700Abstract: An inflatable product that includes a chamber and an electric air pump for inflating the chamber. The air pump has an air intake and an air outlet. The air intake is connected to the outside of the chamber and the air outlet is connected to the inside of the chamber when the air pump is moved to a first position. The air intake is connected to the inside of the chamber and the air outlet is connected to the outside of the chamber when the air pump is moved to a second position.Type: GrantFiled: June 22, 2001Date of Patent: January 31, 2006Assignee: Team Worldwide CorporationInventor: Wang Cheng Chung
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Publication number: 20050235353Abstract: The VPN accelerator card of this invention comprises: an interface connector to connect particular interface connector slot of a computer equipment; an interface controller to convert signals and data in a manner that such signals and data are suited for transmission to said computer equipment through said interface connector; a VPN accelerator to automatically direct, after said VPN accelerator card is linked to a particular local network system, the computer equipment connected to said VPN accelerator card to VPN server of a particular network system; and a local network controller to automatically search a local network system and to link said VPN accelerator card to said local network system.Type: ApplicationFiled: April 16, 2004Publication date: October 20, 2005Inventors: Wen-Jiunn Tsay, Wang Cheng-Yu, Fan Wei-Lee
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Publication number: 20050211985Abstract: A thin film transistor includes a channel layer of a specific shape, a thermal gradient inducer body, a gate insulating film, a gate electrode and an interlayer insulating film, a source electrode and a drain electrode. The channel layer is formed on a substrate. The channel layer has a nucleation region and a crystal end. The thermal gradient inducer body partially circumscribes the channel layer. The gate insulating film is formed on the substrate, and the channel layer is at least partially covered with the gate insulating film. The gate electrode is formed on the gate insulating film. The interlayer insulating film is formed on the gate insulating film, and the gate electrode is at least partially covered with the interlayer insulating film. The source electrode and the drain electrode are formed on the interlayer insulating film, passed through the gate insulating film and the interlayer insulating film, and electrically connected to the channel layer.Type: ApplicationFiled: March 21, 2005Publication date: September 29, 2005Inventors: Ting Chin-Lung, Wang Cheng-Chi
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Publication number: 20050086698Abstract: An automatic monitoring and alerting device comprises: a monitor module to record the image of a location in a digital format; a video integration module to convert the image data as recorded by the monitor module into a particular video format; which format comprising a format for video data file suited for mobile transmission; a mobile communications module to transmit video data generated by said video integration module and other data to a remote mobile device; and an alert module to actuate said mobile communications module and/or said monitor module when particular conditions are satisfied and to generate an alert signal to be transmitted by said mobile communications module. Images recorded by the monitor module are transmitted to the remote mobile device through a mobile communications system or the internet.Type: ApplicationFiled: October 20, 2003Publication date: April 21, 2005Inventor: Wang Cheng-Yu