Patents by Inventor Weidong Shi
Weidong Shi 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: 20230313801Abstract: A self-priming apparatus for quick no-water startup includes a front-stage inlet chamber, a middle-stage gas-liquid separation chamber, and a rear-stage gas-liquid separation chamber. A plurality of two-stage chamber gas-liquid separation one-way channels are symmetrically arranged between adjacent chambers of the front-stage inlet chamber, the middle-stage gas-liquid separation chamber and the rear-stage gas-liquid separation chamber. A plurality of one-way outlets are symmetrically arranged in an inner cavity of the rear-stage gas-liquid separation chamber. By decreasing or increasing the volumes of an outer cavity and an inner cavity of the front-stage inlet chamber, water is sucked in due to pressure difference and water intake and preliminary gas-liquid separation are carried out. The middle-stage gas-liquid separation chamber is configured for gas-liquid separation.Type: ApplicationFiled: November 1, 2021Publication date: October 5, 2023Applicant: Jiangsu UniversityInventors: Xiaowei LI, Hao CHANG, Jialin DU, Guangjie Peng, Weidong SHI, Shiming HONG
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Patent number: 11555497Abstract: The present invention provides a quick startup device for a centrifugal pump. The device includes an upper self-priming chamber, a lower self-priming chamber, and an inlet pipe sequentially arranged from top to bottom. The upper self-priming chamber and the lower self-priming chamber are integrally mounted on the inlet pipe. A main shaft and a hexagonal partition member rotatably mounted on the main shaft are arranged on an axis of the upper self-priming chamber. A blade tip of each partition plate is closely attached to an inner wall surface of the upper self-priming chamber. Three identical accommodation grooves are provided on an inner side of the upper self-priming chamber. A spring and a separation baffle are arranged in each accommodation groove, an exhaust hole is provided on one side of each accommodation groove, and an air intake pipe is provided on the other side of each accommodation groove.Type: GrantFiled: February 25, 2022Date of Patent: January 17, 2023Assignee: Jiangsu UniversityInventors: Xiaowei Li, Hao Chang, Guangjie Peng, Shiming Hong, Weidong Shi
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Patent number: 11480180Abstract: A self-priming starting device for a centrifugal pump is mounted on a water inlet pipe of the centrifugal pump and includes an outer housing, an inner housing, a primary spacer, a secondary spacer, an opening and closing disc and a tertiary spacer which are sequentially provided in the outer housing from top to bottom, and an elastic steel plate provided in the water inlet pipe. A drum is provided in the inner housing, and air inlet pipes and air discharging pipes are provided on the inner housing. The drum is provided with drum chambers and a three-blade support is provided in the drum. The opening and closing disc is provided with a vertical rod. A gas-liquid cutter is provided between the primary spacer and the secondary spacer. The primary spacer, the secondary spacer, the opening and closing disc and the tertiary spacer are provided with through-holes.Type: GrantFiled: December 20, 2019Date of Patent: October 25, 2022Assignee: JIANGSU UNIVERSITYInventors: Wei Li, Hao Chang, Weidong Shi, Ling Zhou, Weidong Cao, Yong Zhu, Tao Lang, Yangyang Wei
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Publication number: 20220325716Abstract: The present invention provides a quick startup device for a centrifugal pump. The device includes an upper self-priming chamber, a lower self-priming chamber, and an inlet pipe sequentially arranged from top to bottom. The upper self-priming chamber and the lower self-priming chamber are integrally mounted on the inlet pipe. A main shaft and a hexagonal partition member rotatably mounted on the main shaft are arranged on an axis of the upper self-priming chamber. A blade tip of each partition plate is closely attached to an inner wall surface of the upper self-priming chamber. Three identical accommodation grooves are provided on an inner side of the upper self-priming chamber. A spring and a separation baffle are arranged in each accommodation groove, an exhaust hole is provided on one side of each accommodation groove, and an air intake pipe is provided on the other side of each accommodation groove.Type: ApplicationFiled: February 25, 2022Publication date: October 13, 2022Applicant: Jiangsu UniversityInventors: Xiaowei LI, Hao CHANG, Guangjie Peng, Shiming HONG, Weidong SHI
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Publication number: 20220120280Abstract: A self-priming starting device for a centrifugal pump is mounted on a water inlet pipe of the centrifugal pump and includes an outer housing, an inner housing, a primary spacer, a secondary spacer, an opening and closing disc and a tertiary spacer which are sequentially provided in the outer housing from top to bottom, and an elastic steel plate provided in the water inlet pipe. A drum is provided in the inner housing, and air inlet pipes and air discharging pipes are provided on the inner housing. The drum is provided with drum chambers and a three-blade support is provided in the drum. The opening and closing disc is provided with a vertical rod. A gas-liquid cutter is provided between the primary spacer and the secondary spacer. The primary spacer, the secondary spacer, the opening and closing disc and the tertiary spacer are provided with through-holes.Type: ApplicationFiled: December 20, 2019Publication date: April 21, 2022Applicant: JIANGSU UNIVERSITYInventors: Wei LI, Hao CHANG, Weidong SHI, Ling ZHOU, Weidong CAO, Yong ZHU, Tao LANG, Yangyang WEI
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Patent number: 11078914Abstract: A hemispherical entrainment-type high-flow self-priming centrifugal pump includes a hemispherical entrainment system, a pump body and a pump inlet pipe. The hemispherical entrainment system is disposed above the pump body. The hemispherical entrainment system comprises four layers of entrainment cavities, including a spherical entrainment interior cavity, a primary entrainment cavity, a secondary entrainment cavity and a tertiary entrainment cavity. The spherical entrainment interior cavity is a double circular pipeline that ascends in a spiral overlapping manner to wrap a hemispherical surface, and improves the entrainment capacity, while increasing the entrainment area. The primary entrainment cavity is allowed to be in communication with the secondary entrainment cavity and the tertiary entrainment cavity by upward sliding of a sliding check core. The secondary entrainment cavity entrains the gas in the pump inlet pipe, and the primary entrainment cavity entrains the gas in a pump cavity.Type: GrantFiled: April 13, 2018Date of Patent: August 3, 2021Assignee: Jiangsu UniversityInventors: Weidong Shi, Hao Chang, Wei Li, Jianrui Liu, Ling Zhou, Chuan Wang
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Publication number: 20200355185Abstract: A hemispherical entrainment-type high-flow self-priming centrifugal pump includes a hemispherical entrainment system, a pump body and a pump inlet pipe. The hemispherical entrainment system is disposed above the pump body. The hemispherical entrainment system comprises four layers of entrainment cavities, including a spherical entrainment interior cavity, a primary entrainment cavity, a secondary entrainment cavity and a tertiary entrainment cavity. The spherical entrainment interior cavity is a double circular pipeline that ascends in a spiral overlapping manner to wrap a hemispherical surface, and improves the entrainment capacity, while increasing the entrainment area. The primary entrainment cavity is allowed to be in communication with the secondary entrainment cavity and the tertiary entrainment cavity by upward sliding of a sliding check core. The secondary entrainment cavity entrains the gas in the pump inlet pipe, and the primary entrainment cavity entrains the gas in a pump cavity.Type: ApplicationFiled: April 13, 2018Publication date: November 12, 2020Applicant: Jiangsu UniversityInventors: Weidong SHI, Hao CHANG, Wei LI, Jianrui LIU, Ling ZHOU, Chuan WANG
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Patent number: 10393493Abstract: The present invention discloses a waterproof lever-type indicator, comprising: a housing, a probe, a dial plate and a transmission mechanism. The probe and the dial plate are positioned at both ends of the housing respectively, the transmission mechanism is positioned inside the housing to connect the mounting shaft and the pointer on the dial plate, the end portion of the housing is provided as an enclosed structure, and the probe is in fixed connection with the mounting shaft extending beyond a side wall of the housing. When this indicator is put to practical use, compared with the open design of the end portion, the enclosed structure of the end portion of the housing can reduce possibility that foreign matters enter the indicator, promote the reliability of the indicator and prolong the instrument service life, especially in the workshop environment where foreign matters are more likely to generate.Type: GrantFiled: October 10, 2017Date of Patent: August 27, 2019Inventor: Weidong Shi
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Publication number: 20180202791Abstract: The present invention discloses a waterproof lever-type indicator, comprising: a housing, a probe, a dial plate and a transmission mechanism. The probe and the dial plate are positioned at both ends of the housing respectively, the transmission mechanism is positioned inside the housing to connect the mounting shaft and the pointer on the dial plate, the end portion of the housing is provided as an enclosed structure, and the probe is in fixed connection with the mounting shaft extending beyond a side wall of the housing. When this indicator is put to practical use, compared with the open design of the end portion, the enclosed structure of the end portion of the housing can reduce possibility that foreign matters enter the indicator, promote the reliability of the indicator and prolong the instrument service life, especially in the workshop environment where foreign matters are more likely to generate.Type: ApplicationFiled: October 10, 2017Publication date: July 19, 2018Inventor: Weidong SHI
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Publication number: 20160253538Abstract: The present invention provides systems and methods of an apparatus that comprises a layer of fingerprint imagers, an addressing circuit, a fingerprint controller, an electronic storage devices, a layer of touch panel and a display panel. The touch panel behind the layer of fingerprint imagers can sense touch position when touched. The specific fingerprint imagers can be activated according to the touch panel coordinates when touched by a user. After fingerprint is captured, the system evaluates quality of the captured fingerprint and admits fingerprint for recognition when its quality is above a threshold value. User of a computing system can be accepted or rejected based on the comparison between the captured fingerprint and an authorized fingerprint list.Type: ApplicationFiled: February 28, 2015Publication date: September 1, 2016Inventors: Yang Lu, Weidong Shi
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Publication number: 20150304105Abstract: The present invention describes a data processing apparatus comprising, at least one field-programmable gate array device, at least one transceiver, at least one storage device wherein said storage device stores at least one key, a key translator in the form of bitstream or reconfigurable circuit wherein said key translator can decrypt an encrypted key, a data sealer wherein said data sealer can encrypt data stored in the field-programmable gate array device or the electronic memory device, and a data unsealer wherein said data unsealer can decrypt data stored in the field-programmable gate array device or the electronic memory device.Type: ApplicationFiled: February 6, 2015Publication date: October 22, 2015Inventors: Weidong Shi, Yang Lu, Lei Xu
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Patent number: 9162146Abstract: A system for establishing multi-party wireless game sessions includes a game session broker and at least two wireless units. Each wireless unit includes a first wireless device having relatively low power consumption and a second wireless device having relatively high power consumption. The game session broker receives a session ready message that includes location information for a first player and search for a second player having location information matching the location information for the first player. Finding a matching player, the game session broker sends session available messages to wireless units associated with the first and second players. Session ready messages are sent and session available message are received via first wireless devices. Upon receiving the session available message, the first and second players can establish a wireless game session using their respective second wireless devices.Type: GrantFiled: June 15, 2012Date of Patent: October 20, 2015Assignee: GOOGLE TECHNOLOGY HOLDINGS LLCInventors: Weidong Shi, Jonathan R. Engelsma, James C. Ferrans, Mathieu C. Hans
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Patent number: 9081703Abstract: Methods and apparatuses are provided for facilitating sharing device connections across multiple physical and/or virtual (logical) computers. A method may include receiving a USB device request from a virtual host controller driver of a client when a host is not in a power save mode and passing a USB device request to a host controller driver of the client when the host is in a power save mode. A method may also include activating a sharing switch of a host controller to connect a device connection port to the host when the host is not in a power save mode and to connect the device connection port to the client when the host is in a power save mode. Corresponding apparatuses and computer program products are also provided.Type: GrantFiled: September 15, 2011Date of Patent: July 14, 2015Assignee: Nokia Technologies OyInventors: Sreekumar Ramakrishnan Nair, Weidong Shi, Timothy Youngjin Sohn, Adhyas Avasthi, Cynthia Kuo, Rachel Beth Hinman, Quinn Able Jacobson
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Publication number: 20150154436Abstract: The present invention describes methods and apparatuses for sensing user identity by a mobile computing apparatus with an identity skin comprising, at least one biometric sensor; a readout circuit coupling with the biometric sensor; and a connector wherein said connector coupling the identity skin with a mobile computing apparatus and said connector comprising at least one input and/or output port.Type: ApplicationFiled: November 29, 2013Publication date: June 4, 2015Inventors: Weidong Shi, Yang Lu
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Publication number: 20150109214Abstract: The present invention describes methods and apparatuses for sensing touches and/or fingerprint images with an integrated touch-fingerprinting display comprising, a pattern of display pixels wherein said display pixels are controllable components of an electronic display, a pattern of fingerprint imaging cells, a display driver coupled with the display pixels wherein said display driver can control states of the display pixels, and a fingerprint readout circuit coupled with the fingerprint imaging cells. Furthermore, a computing apparatus can display a user interface on a touch-fingerprinting display, detect touches from a user, and then scan one or multiple fingerprint images from the user. In further embodiments, the computing apparatus can compute a biometric token based on the scanned fingerprint data and use the biometric token as identity proof to access a local resource or networked resource.Type: ApplicationFiled: October 22, 2013Publication date: April 23, 2015Inventors: Weidong Shi, Yang Lu
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Patent number: 8994690Abstract: The present invention describes a transparent fingerprint imaging apparatus wherein said apparatus comprises, a plurality of column lines, a plurality of scan lines, a plurality of data lines, and a plurality of fingerprint capacitance sensing cells wherein a fingerprint capacitance sensing cell further comprises, a fingerprint capacitor comprising a transparent capacitance detecting electrode and a transparent capacitance-detecting dielectric layer, a transparent reference capacitor coupled with said fingerprint capacitor with one electrode connecting to the fingerprint capacitor, and an amplification transparent TFT (thin-film transistor) wherein the gate electrode of the amplification transparent TFT connects to the transparent capacitance detecting electrode, one terminal of said amplification transparent TFT connects to a data line and the other terminal connects to a scan line.Type: GrantFiled: February 4, 2013Date of Patent: March 31, 2015Inventors: Weidong Shi, Yang Lu
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Publication number: 20140292666Abstract: The present invention describes methods and apparatuses for supporting identity based user experiences by a computing apparatus wherein said computing apparatus comprises a biometric touch display wherein said biometric touch display further comprises one or a plurality of fingerprint imagers, an electronic touch display, and a control processing element wherein said control processing element is programmed to show user interface on the touch display, verify user identity, and respond to the touch accordingly.Type: ApplicationFiled: March 26, 2013Publication date: October 2, 2014Applicant: Mobile Identity Management and Biometrics consortiumInventors: Weidong Shi, Yang Lu
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Publication number: 20140218327Abstract: The present invention describes a transparent fingerprint imaging apparatus wherein said apparatus comprises, a plurality of column lines, a plurality of scan lines, a plurality of data lines, and a plurality of fingerprint capacitance sensing cells wherein a fingerprint capacitance sensing cell further comprises, a fingerprint capacitor comprising a transparent capacitance detecting electrode and a transparent capacitance-detecting dielectric layer, a transparent reference capacitor coupled with said fingerprint capacitor with one electrode connecting to the fingerprint capacitor, and an amplification transparent TFT (thin-film transistor) wherein the gate electrode of the amplification transparent TFT connects to the transparent capacitance detecting electrode, one terminal of said amplification transparent TFT connects to a data line and the other terminal connects to a scan line.Type: ApplicationFiled: February 4, 2013Publication date: August 7, 2014Inventors: Weidong Shi, Yang Lu
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Publication number: 20140129843Abstract: The present invention with an apparatus enables biometric based access control to services and/or resources that comprises a crypto processor, a biometric processor, a fingerprint controller, a frame hash engine, a display repeater and/or a display controller, a touch-panel controller and a biometric touch-display panel. The frame hash engine and/or the display controller computes a frame hash of the frame displayed on the biometric touch-display panel. When a fingerprint is captured, in the registration scenario, the biometric processor extracts biometric identity and stores it in a service biometric credential repository identity, and submits a registration proof to the server; in the service access scenarios, the biometric processor verifies user identity by matching fingerprint, and submits an access identity to the server.Type: ApplicationFiled: November 2, 2012Publication date: May 8, 2014Inventors: Weidong Shi, Tao Feng, Yang Lu
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Patent number: 8656525Abstract: A sanitary ware of environmental protection including a sanitary ware body; wherein a sewage cavity is provided at the bottom of the sanitary ware body, and a sewage draining exit is arranged on the bottom of the sewage cavity; a liquid channel and a foam channel that are not in communication with each other are provided on the sanitary ware body, and the liquid channel and the foam channel are ceramic structure integrally formed in the sanitary ware body; the sanitary ware body is further provided with a water inlet and a foam inlet, the water inlet is in communication with the liquid channel; the liquid channel is provided with liquid outlets; a deodorizing device adapted to be closed and opened is provided at the bottom of the sewage draining exit.Type: GrantFiled: August 11, 2010Date of Patent: February 25, 2014Inventor: Weidong Shi