Patents by Inventor Weihu Wang
Weihu Wang 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: 12040686Abstract: The present invention discloses an underwater transmission device with a lead screw sliding block mechanism, and relates to the technical field of underwater transmission devices. The device comprises a watertight motor and a lead screw sliding block mechanism A detection device is arranged in the watertight motor and comprises a planetary reducer and a rotary transformer. The lead screw sliding block mechanism comprise a base, a lead screw threaded rod and a sliding block. The watertight motor and the lead screw sliding block mechanism of the underwater transmission device with a lead screw sliding block mechanism are integrally designed. Therefore, the device has a compact structure. The rotary transformer can detect the absolute position of the sliding block, and facilitates debugging of the control system of the watertight motor. An instrument device can be fixed to the sliding block to accurately and linearly reciprocate.Type: GrantFiled: May 27, 2020Date of Patent: July 16, 2024Inventors: Fengting Fu, Weihu Fu, Zhenzhong Chu, Zhiqiang Li, Da Wang, Fulun Wang
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Patent number: 9724041Abstract: Disclosed is a fingerstall oximeter comprising an upper housing (11), a middle housing (12), a lower housing (13) and a detection unit. The upper housing (11), the middle housing (12) and the lower housing (13) are connected in turn. The lower housing (13) is made of silica gel, and a finger accommodating chamber (14) for accommodating a finger to be measured is formed between the opposed surfaces of the lower housing (13) and the middle housing (12). The fingerstall oximeter has high measurement accuracy and small volume, and is easy to disassemble and carry.Type: GrantFiled: March 6, 2013Date of Patent: August 8, 2017Assignee: Beijing Choice Electronic Technology Co., Ltd.Inventors: Shuhai Liu, Weihu Wang, Zuobin Li, Peng Wu, Wei Wang
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Publication number: 20150234917Abstract: Methods, computer systems, and computer-storage medium for generating a per-document index used for semantic searching is provided. A document is received and parsed into a plurality of section. Each term in each section is translated in order to at least one of a cache index or a term identifier. Subsequent to translating the terms, each section is separately group encoded to generate the per-document index. The per-document index is stored in association with a data store.Type: ApplicationFiled: April 30, 2015Publication date: August 20, 2015Inventors: YUE-SHENG LIU, XIAO-SONG YANG, HUI SHEN, WEIHU WANG, JOHN G. BENNETT
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Patent number: 9069857Abstract: Methods, computer systems, and computer-storage medium for generating a per-document index used for semantic searching is provided. A document is received and parsed into a plurality of section. Each term in each section is translated in order to at least one of a cache index or a term identifier. Subsequent to translating the terms, each section is separately group encoded to generate the per-document index. The per-document index is stored in association with a data store.Type: GrantFiled: November 28, 2012Date of Patent: June 30, 2015Assignee: Microsoft Technology Licensing, LLCInventors: Yue-Sheng Liu, Xiao-Song Yang, Hui Shen, Weihu Wang, John G. Bennett
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Publication number: 20150045638Abstract: Disclosed is a fingerstall oximeter comprising an upper housing (11), a middle housing (12), a lower housing (13) and a detection unit. The upper housing (11), the middle housing (12) and the lower housing (13) are connected in turn. The lower housing (13) is made of silica gel, and a finger accommodating chamber (14) for accommodating a finger to be measured is formed between the opposed surfaces of the lower housing (13) and the middle housing (12). The fingerstall oximeter has high measurement accuracy and small volume, and is easy to disassemble and carry.Type: ApplicationFiled: March 6, 2013Publication date: February 12, 2015Inventors: Shuhai Liu, Weihu Wang, Zuobin Li, Peng Wu, Wei Wang
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Publication number: 20140149401Abstract: Methods, computer systems, and computer-storage medium for generating a per-document index used for semantic searching is provided. A document is received and parsed into a plurality of section. Each term in each section is translated in order to at least one of a cache index or a term identifier. Subsequent to translating the terms, each section is separately group encoded to generate the per-document index. The per-document index is stored in association with a data store.Type: ApplicationFiled: November 28, 2012Publication date: May 29, 2014Applicant: MICROSOFT CORPORATIONInventors: YUE-SHENG LIU, XIAO-SONG YANG, HUI SHEN, WEIHU WANG, JOHN G. BENNETT
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Patent number: 8489166Abstract: The present invention discloses a soft gum fingerstall oximeter without pivot structure, the soft gum fingerstall oximeter comprises a soft gum fingerstall which can wraps around a finger closely with variations of the profile of the finger and causes a clamping force distributed on the clamped portion of the finger uniformly. An emission circuit board and a reception circuit board are provided in the soft gum fingerstall. The soft gum fingerstall of the oximeter is enclosed, which can shield light entering from a side.Type: GrantFiled: March 21, 2008Date of Patent: July 16, 2013Assignee: Beijing Choice Electronic Technology Co., Ltd.Inventor: Weihu Wang
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Patent number: 8386001Abstract: The present invention discloses a finger-clipped oximeter comprising an upper case (2) and a lower case (1), wherein one of the upper case (2) and the lower case (1) is provided with a guide post (12) which enables the upper case (2) and the lower case (1) to depart from and approach to each other vertically, the other of the upper case (2) and the lower case (1) is provided with a guide sleeve (13) which enables the upper case (2) and the lower case (1) to depart from and approach to each other vertically, and a return spring (9) is provided between an end of the guide post (12) and the case provided with the guide sleeve (13).Type: GrantFiled: May 8, 2008Date of Patent: February 26, 2013Assignee: Beijing Choice Electronic Technology Co., Ltd.Inventor: Weihu Wang
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Patent number: 8369917Abstract: A finger-clipped oximeter includes an upper case (2) in which a measuring element (4), a data processing circuit, batteries (6) and a display (3) are provided, a rectangular through hole being provided in the upper case (2); a finger pressed plate (10) in which a measuring element is also provided, a finger inserting hole (11), a rectangular column (7) with a position corresponding to that of the rectangular through hole of the upper case (2); and a pair of connectors which are capable of ascending or descending, each of the connectors including one U-shaped connecting rod (8).Type: GrantFiled: May 20, 2008Date of Patent: February 5, 2013Assignee: Beijing Choice Electronic Technology Co., Ltd.Inventor: Weihu Wang
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Publication number: 20120316413Abstract: Disclosed is a measurement apparatus that includes a main body, a signal processing module disposed inside the main body, a first data communication interface coupled with the signal processing module, and a signal collection module coupled with the signal processing module; the signal collection module functions to measure the physiological parameter signal and output the physiological parameter signal to the signal processing module; the signal processing module functions to process the physiological parameter signal to generate the physiological parameter data, and output the physiological parameter data to the terminal device via the first data communication interface, such that the terminal device can display the physiological parameter data. The user can directly conduct the physiological parameter measurement using the measurement apparatus according to the present invention without any specialized measurement equipment.Type: ApplicationFiled: January 18, 2011Publication date: December 13, 2012Applicant: BEIJING CHOICE ELECTRONIC TECHNOLOGY CO., LTD.Inventors: Shuhai Liu, Feng Xu, Weihu Wang, Peng Wu, Yanqing Zhang
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Patent number: 8244336Abstract: A portable electrocardiograph, in which an exposed electrode is arranged on the end face of one end of a housing, characterized in that: the other end of the housing is of a comfortable structure for holding; the comfortable structure for holding is provided with the other exposed electrode; and the geometric center of the comfortable structure for holding is of an offset toward the other end of the housing and one of the two transverse sides, and a measuring key is arranged in the geometric center of the comfortable structure for holding. The present invention is of a humanized and unique holding structure shape, which ensures the wrist, the arm, and the trunk of the user are closed to form a relative space, thus allowing the user to measure in natural and correct posture so as to make sure the monitored data to be accurate and reliable.Type: GrantFiled: February 8, 2007Date of Patent: August 14, 2012Assignee: Beijing Choice Electronic Technology Co., Ltd.Inventors: Weihu Wang, Lei Chen, Peng Wu
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Patent number: 8095199Abstract: A portable electrocardiograph, characterized in that a clamping cover which tends to close automatically is provided on one end of a housing; a finger hole is provided between the clamping cover and the housing; a lower half of the inner wall of the finger hole is defined on the housing; an upper half of the inner wall of the finger hole is provided on the clamping cover; the lower half of the inner wall is provided with a first electrode; the other end of the housing is provided with a second electrode; and the back face of the housing is provided with a third electrode, in which the first electrode or the third electrode is a neutral electrode. According to the present invention, at least one portion of at least one of the middle finger, the so-called ring finger, and the little finger of the user's hand for grasping the electrocardiograph can contact the neutral electrode, such that the error of the measured result caused by electrical potential fluctuation on the measured person's body can be eliminated.Type: GrantFiled: April 23, 2007Date of Patent: January 10, 2012Assignee: Beijing Choice Electronic Technology Co., Ltd.Inventors: Weihu Wang, Lei Chen, Peng Wu
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Publication number: 20110190602Abstract: The present invention provides a method for measuring blood oxygen at a finger, comprising the following steps: 10) measuring blood oxygen content and finger temperature of the human body; 20) giving corresponding prompts according to the blood oxygen content and the finger temperature measured in the step 10). The present invention further provides a finger-clipped oximeter, comprising a control unit, a blood oxygen measurement unit, a finger temperature measurement unit, an output unit and a power management unit. The method for measuring blood oxygen at a finger and the finger-clipped oximeter provided by the present invention can measure the finger temperature of the human body, consider the measured finger temperature as a reference of the measured blood oxygen content of the human body and present it to the user together with the measured blood oxygen content, so as to assist the user in making a more accurate estimation on the blood oxygen content and the health condition of the person under test.Type: ApplicationFiled: March 30, 2011Publication date: August 4, 2011Applicant: Beijing Choice Electronic Technology Co., Ltd.Inventors: Weihu Wang, Feng Xu, Yufei Xie, Yan Liu
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Publication number: 20100331635Abstract: The present invention discloses a finger-clipped oximeter comprising: an upper case (2) in which a measuring element (4), a data processing circuit, batteries (6) and a display (3) are provided, a rectangular through hole being provided in the upper case (2); a finger pressed plate (10) in which a measuring element is also provided, a finger inserting hole (11) being formed between an upper surface of the finger pressed plate (10) and a lower surface of the upper case (2), a rectangular column (7) with a position corresponding to that of the rectangular through hole of the upper case (2) being provided on the finger pressed plate (10); and a pair of connectors which are capable of ascending or descending, each of the connectors including one U-shaped connecting rod (8), a middle portion of the U-shaped connecting rod (8) being a straight portion which extends through an edge portion on a side of the finger pressed plate (10), two arm portions of the U-shaped connecting rod (8) being inserted into the upper caType: ApplicationFiled: May 20, 2008Publication date: December 30, 2010Applicant: BEIJING CHOICE ELECTRONIC TECHNOLOGY CO., LTD.Inventor: Weihu Wang
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Publication number: 20100317944Abstract: The present invention discloses a finger-clipped oximeter comprising an upper case (2) and a lower case (1), wherein one of the upper case (2) and the lower case (1) is provided with a guide post (12) which enables the upper case (2) and the lower case (1) to depart from and approach to each other vertically , the other of the upper case (2) and the lower case (1) is provided with a guide sleeve (13) which enables the upper case (2) and the lower case (1) to depart from and approach to each other vertically, and a return spring (9) is provided between an end of the guide post (12) and the case provided with the guide sleeve (13).Type: ApplicationFiled: May 8, 2008Publication date: December 16, 2010Applicant: BEIJING CHOICE ELECTRONIC TECHNOLOGY CO., LTD.Inventor: Weihu Wang
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Publication number: 20100198028Abstract: The present invention discloses a soft gum fingerstall oximeter without pivot structure, the soft gum fingerstall oximeter comprises a soft gum fingerstall which can wraps around a finger closely with variations of the profile of the finger and causes a clamping force distributed on the clamped portion of the finger uniformly. An emission circuit board and a reception circuit board are provided in the soft gum fingerstall. The soft gum fingerstall of the oximeter is enclosed, which can shield light entering from a side.Type: ApplicationFiled: March 21, 2008Publication date: August 5, 2010Applicant: BEIJING CHOICE ELECTRONIC TECHNOLOGY CO., LTD.Inventor: Weihu Wang
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Publication number: 20100160753Abstract: A wrist blood pressure monitor with an oximeter, characterized in that the wrist blood pressure monitor and the oximeter are arranged on the same base; the length direction of the wrist blood pressure monitor is parallel to the width direction of an armband; and a finger hole of the oximeter is oriented to be vertical to the width direction of the armband. The wrist blood pressure monitor with the oximeter according to the present invention can measure the blood pressure and the blood oxygen at the same time, so that the user can not only operate conveniently, but also acquire more accurate measuring results; or the blood pressure and the blood oxygen are measured independently, so that the user can operate in great convenience.Type: ApplicationFiled: August 27, 2007Publication date: June 24, 2010Applicant: Beijing Choice Electronic Technology Co., Ltd.Inventors: Weihu Wang, Lei Chen
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Publication number: 20100036218Abstract: A blood oxygen saturation measuring apparatus comprising an upper shell, a lower shell, and an elastic restoring structure, characterized in that a mark is arranged on a lateral side surface of the upper and/or the lower shell; and the mark is provided to be in alignment with the vertical position of a photoelectric sensing chip which is arranged inside the shell. According to the present invention, the humanized mark is adopted, which can observe the measured position of the measured finger. Even if in the case of weak light environment or a lazy eye user, the accurate and reliable blood oxygen saturation data can be acquired.Type: ApplicationFiled: February 8, 2007Publication date: February 11, 2010Applicant: BEIJING CHOICE ELECTRONIC TECHNOLOGY CO., LTD.Inventors: Weihu Wang, Peng Wu, Lei Chen
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Publication number: 20090299206Abstract: A portable electrocardiograph, in which an exposed electrode is arranged on the end face of one end of a housing, characterized in that: the other end of the housing is of a comfortable structure for holding; the comfortable structure for holding is provided with the other exposed electrode; and the geometric center of the comfortable structure for holding is of an offset toward the other end of the housing and one of the two transverse sides, and a measuring key is arranged in the geometric center of the comfortable structure for holding. The present invention is of a humanized and unique holding structure shape, which ensures the wrist, the arm, and the trunk of the user are closed to form a relative space, thus allowing the user to measure in natural and correct posture so as to make sure the monitored data to be accurate and reliable.Type: ApplicationFiled: February 8, 2007Publication date: December 3, 2009Inventors: Weihu Wang, Lei Chen, Peng Wu
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Patent number: D668340Type: GrantFiled: October 24, 2011Date of Patent: October 2, 2012Assignee: Beijing Choice Electronic Technology Co., Ltd.Inventors: Wei Wang, Changbo Li, Weihu Wang