Patents by Inventor Guangbin Zhang
Guangbin Zhang 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: 11409766Abstract: Disclosed herein is the creation of probabilistic data structures for container reclamation. One method involves retrieving a segment object list of a data container and creating a probabilistic data structure. The segment object list comprises a plurality of segment objects, the data container comprises the plurality of segment objects and a plurality of data objects, and each segment object of the plurality of segment objects comprises a hash value determined by performing a hashing function on a corresponding data object of the plurality of data objects. The creating includes, for each segment object in the segment object list, identifying an element of a plurality of elements of the probabilistic data structure using a hash value of the each segment object and setting the element to indicate the segment object references a corresponding data object of the plurality of data objects.Type: GrantFiled: October 26, 2020Date of Patent: August 9, 2022Assignee: Veritas Technologies LLCInventors: Yingsong Jia, Xin Wang, Guangbin Zhang
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Patent number: 11368643Abstract: A pToF sensor, a pToF pixel array and an operation method therefor are provided. The pToF pixel array includes a plurality of pToF pixels distributed in an array, a control circuit, and a conversion circuit. Each of the pToF pixels includes a photo sensitive unit configured to detect a return signal of a light pulse signal, and a first conversion unit configured to convert a time signal corresponding to each of the pToF pixels to an analog signal. The control circuit is connected to each of the pToF pixels, and configured to control an operation mode of each of the pToF pixels. The conversion circuit is connected to each of the pToF pixels, and configured to calculate a time-of-fight corresponding to each of the pToF pixels according to the analog signal corresponding to each of the pToF pixels.Type: GrantFiled: January 29, 2019Date of Patent: June 21, 2022Assignee: SUTENG INNOVATION TECHNOLOGY CO., LTD.Inventors: Yalin Ren, Guangbin Zhang
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Publication number: 20220087707Abstract: An ultrasonic surgical instrument (3) having a side-button triggered coagulation function, including a cutting button (7), a coagulation button (5), a scalpel bar (31), a clamp (32), a cannula assembly (33), a handle (6), and an internal structure thereof, wherein the cutting button (7) is pressed by an index finger to trigger a cutting function, and the coagulation button (5) is pressed by a thumb to trigger the coagulation function. The ultrasonic surgical instrument can reduce misoperation of a surgeon during actual surgery, and relieves fatigue of the surgeon. Moreover, the side-button triggered coagulation function can be triggered by a left or a right hand of the surgeon, and the surgeon who can operate with both the left hand and the right hand can operate the ultrasonic surgical instrument conveniently.Type: ApplicationFiled: December 20, 2019Publication date: March 24, 2022Inventors: Honglin NIE, Jidong CHEN, Zhidong LI, Guozheng ZHU, Wangtao CHANG, Guangbin ZHANG, Xiaoye GU
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Patent number: 11272134Abstract: A system is provided for generating a ramping signal. The system includes a plurality of storage circuits each including an input and an output. The output of a previous storage circuit is connected to the input of a next storage circuit. The storage circuits are configured to propagate a first enable signal based on a first control signal. The system also includes a plurality of first current generating circuits. Each first current generating circuit is coupled to the output of a corresponding storage circuit to receive the propagated first enable signal. The first current generating circuits are configured to generate a first current signal based on the propagated first enable signal.Type: GrantFiled: December 18, 2020Date of Patent: March 8, 2022Assignee: Cista System Corp.Inventors: Dennis Tunglin Lee, Guangbin Zhang
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Patent number: 11042770Abstract: An image data processing method includes receiving first frame image data at a first resolution, reducing a resolution of the first frame image data to a second resolution, performing image recognition on the first frame image data to determine one or more regions of interest (ROI) and a priority level of each of the ROIs; receiving second frame image data, and extracting portions of the second frame image data corresponding to the one or more ROIs. The method further includes modifying a resolution of the portions of the second frame image data corresponding to the ROIs based on the priority level of the ROIs, reducing a resolution of the received second frame image data to the second resolution, and combining the resolution-modified portions of the second frame image data corresponding to the ROIs with the second frame image data at the second resolution to generate output frame image data.Type: GrantFiled: September 17, 2018Date of Patent: June 22, 2021Assignee: Eaglesens Systems CorporationInventor: Guangbin Zhang
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Patent number: 11023761Abstract: An image data processing method includes receiving frame image data of N frames, where N>1, detecting a region of interest in one of the N frames, tracking locations of the region of interest in at least one of the N frames, and providing a merged location of the region of interest based on the locations of the region of interest in the N frames. Some embodiments include providing T of the merged locations of the region of interest for T respective groups of N frames, where T>1, providing respective statistical data for each of the T merged locations, and providing a final location of the region of interest based on the T merged locations and the statistical data for the T merged locations.Type: GrantFiled: October 16, 2018Date of Patent: June 1, 2021Assignee: EAGLESENS SYSTEMS CORPORATIONInventors: Weihua Xiong, Guangbin Zhang
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Patent number: 10992893Abstract: A system is provided for generating a ramping signal. The system includes a plurality of storage circuits each including an input and an output. The output of a previous storage circuit is connected to the input of a next storage circuit. The storage circuits are configured to propagate a first enable signal based on a first control signal. The system also includes a plurality of first current generating circuits. Each first current generating circuit is coupled to the output of a corresponding storage circuit to receive the propagated first enable signal. The first current generating circuits are configured to generate a first current signal based on the propagated first enable signal.Type: GrantFiled: July 31, 2019Date of Patent: April 27, 2021Assignee: Cista System Corp.Inventors: Dennis Tunglin Lee, Guangbin Zhang
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Patent number: 10986316Abstract: A high dynamic range sensing device is disclosed. The device may comprise an array of Bayer-pattern units of color filters, each of the color filters corresponding to a pixel of the sensing device, and each of the color filters overlapping with a plurality of photodiodes.Type: GrantFiled: March 13, 2019Date of Patent: April 20, 2021Assignee: Cista System Corp.Inventors: Hirofumi Komori, Dennis Tunglin Lee, Guangbin Zhang, Jingzhou Zhang
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Publication number: 20210105429Abstract: A system is provided for generating a ramping signal. The system includes a plurality of storage circuits each including an input and an output. The output of a previous storage circuit is connected to the input of a next storage circuit. The storage circuits are configured to propagate a first enable signal based on a first control signal. The system also includes a plurality of first current generating circuits. Each first current generating circuit is coupled to the output of a corresponding storage circuit to receive the propagated first enable signal. The first current generating circuits are configured to generate a first current signal based on the propagated first enable signal.Type: ApplicationFiled: December 18, 2020Publication date: April 8, 2021Inventors: Dennis Tunglin LEE, Guangbin ZHANG
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Publication number: 20210042327Abstract: Disclosed herein is the creation of probabilistic data structures for container reclamation. One method involves retrieving a segment object list of a data container and creating a probabilistic data structure. The segment object list comprises a plurality of segment objects, the data container comprises the plurality of segment objects and a plurality of data objects, and each segment object of the plurality of segment objects comprises a hash value determined by performing a hashing function on a corresponding data object of the plurality of data objects. The creating includes, for each segment object in the segment object list, identifying an element of a plurality of elements of the probabilistic data structure using a hash value of the each segment object and setting the element to indicate the segment object references a corresponding data object of the plurality of data objects.Type: ApplicationFiled: October 26, 2020Publication date: February 11, 2021Inventors: Yingsong Jia, Xin Wang, Guangbin Zhang
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Patent number: 10846301Abstract: Disclosed herein are methods, systems, and processes to perform container reclamation using probabilistic data structures. A hash value associated with a data segment and stored in a data container is received. Elements in a probabilistic data structure are identified using one or more portions of the hash value and element values are determined for each element. In response to a determination that the element values indicate that the segment object should be maintained, the segment object is maintained during compaction of the data container.Type: GrantFiled: February 28, 2017Date of Patent: November 24, 2020Assignee: Veritas Technologies LLCInventors: Yingsong Jia, Xin Wang, Guangbin Zhang
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Patent number: 10848709Abstract: An image data processing method includes receiving, from an image sensor, frame image data of a frame at a first resolution, reducing a resolution of the frame image data to a second resolution, performing image recognition on the frame image data to determine one or more regions of interest (ROI) and a priority level of each of the one or more ROIs, and extracting portions of the frame image data corresponding to the one or more ROIs. The method further includes modifying a resolution of the portions of the frame image data corresponding to the one or more ROIs based on the priority level of the ROIs, and combining the resolution-modified portions of the frame image data corresponding to the one or more ROIs with the frame image data at the second resolution to generate output frame image data.Type: GrantFiled: September 17, 2018Date of Patent: November 24, 2020Assignee: EAGLESENS SYSTEMS CORPORATIONInventors: Guangbin Zhang, Weihua Xiong
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Patent number: 10691969Abstract: An image data processing method includes receiving, from an image sensor, frame image data of a plurality of frames; receiving a plurality of control rules comprising a respective control rule for each of the frames, wherein each of the control rules identifies one of a plurality of process regions and one of a plurality of object detectors; identifying a region of interest in each frame by a location and a category, comprising applying the object detector identified by the respective control rule to the respective frame image data in the process region identified by the respective control rule; identifying a final region of interest based on the identified regions of interest; and reporting the final region of interest.Type: GrantFiled: October 16, 2018Date of Patent: June 23, 2020Assignee: EAGLESENS SYSTEMS CORPORATIONInventors: Weihua Xiong, Guangbin Zhang
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Publication number: 20190356876Abstract: A system is provided for generating a ramping signal. The system includes a plurality of storage circuits each including an input and an output. The output of a previous storage circuit is connected to the input of a next storage circuit. The storage circuits are configured to propagate a first enable signal based on a first control signal. The system also includes a plurality of first current generating circuits. Each first current generating circuit is coupled to the output of a corresponding storage circuit to receive the propagated first enable signal. The first current generating circuits are configured to generate a first current signal based on the propagated first enable signal.Type: ApplicationFiled: July 31, 2019Publication date: November 21, 2019Inventors: Dennis Tunglin LEE, Guangbin ZHANG
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Patent number: 10440303Abstract: A system is provided for generating a ramping signal. The system includes a plurality of storage circuits each including an input and an output. The output of a previous storage circuit is connected to the input of a next storage circuit. The storage circuits are configured to propagate a first enable signal based on a first control signal. The system also includes a plurality of first current generating circuits. Each first current generating circuit is coupled to the output of a corresponding storage circuit to receive the propagated first enable signal. The first current generating circuits are configured to generate a first current signal based on the propagated first enable signal.Type: GrantFiled: January 9, 2018Date of Patent: October 8, 2019Assignee: Cista System Corp.Inventors: Dennis Tunglin Lee, Guangbin Zhang
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Publication number: 20190235061Abstract: A pToF sensor, a pToF pixel array and an operation method therefor are provided. The pToF pixel array includes a plurality of pToF pixels distributed in an array, a control circuit, and a conversion circuit. Each of the pToF pixels includes a photo sensitive unit configured to detect a return signal of a light pulse signal, and a first conversion unit configured to convert a time signal corresponding to each of the pToF pixels to an analog signal. The control circuit is connected to each of the pToF pixels, and configured to control an operation mode of each of the pToF pixels. The conversion circuit is connected to each of the pToF pixels, and configured to calculate a time-of-fight corresponding to each of the pToF pixels according to the analog signal corresponding to each of the pToF pixels.Type: ApplicationFiled: January 29, 2019Publication date: August 1, 2019Applicant: Optixpan, Inc.Inventors: Yalin REN, Guangbin ZHANG
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Publication number: 20190208170Abstract: A high dynamic range sensing device is disclosed. The device may comprise an array of Bayer-pattern units of color filters, each of the color filters corresponding to a pixel of the sensing device, and each of the color filters overlapping with a plurality of photodiodes.Type: ApplicationFiled: March 13, 2019Publication date: July 4, 2019Inventors: Hirofumi Komori, Dennis Tunglin Lee, Guangbin Zhang, Jingzhou Zhang
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Patent number: 10306191Abstract: A high dynamic range sensing device is disclosed. The device may comprise an array of Bayer-pattern units of color filters, each of the color filters corresponding to a pixel of the sensing device, and each of the color filters overlapping with a plurality of photodiodes.Type: GrantFiled: November 29, 2016Date of Patent: May 28, 2019Assignee: Cista System Corp.Inventors: Hirofumi Komori, Dennis Tunglin Lee, Guangbin Zhang, Jingzhou Zhang
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Publication number: 20190138835Abstract: An image data processing method includes receiving, from an image sensor, frame image data of a plurality of frames; receiving a plurality of control rules comprising a respective control rule for each of the frames, wherein each of the control rules identifies one of a plurality of process regions and one of a plurality of object detectors; identifying a region of interest in each frame by a location and a category, comprising applying the object detector identified by the respective control rule to the respective frame image data in the process region identified by the respective control rule; identifying a final region of interest based on the identified regions of interest; and reporting the final region of interest.Type: ApplicationFiled: October 16, 2018Publication date: May 9, 2019Inventors: Weihua XIONG, Guangbin ZHANG
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Publication number: 20190138833Abstract: An image data processing method includes receiving frame image data of N frames, where N>1, detecting a region of interest in one of the N frames, tracking locations of the region of interest in at least one of the N frames, and providing a merged location of the region of interest based on the locations of the region of interest in the N frames. Some embodiments include providing T of the merged locations of the region of interest for T respective groups of N frames, where T>1, providing respective statistical data for each of the T merged locations, and providing a final location of the region of interest based on the T merged locations and the statistical data for the T merged locations.Type: ApplicationFiled: October 16, 2018Publication date: May 9, 2019Inventors: Weihua XIONG, Guangbin ZHANG