Patents by Inventor Yongsheng Tang
Yongsheng Tang 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).
-
Publication number: 20240116612Abstract: A pyram-shaped deep-sea pressure-resistance shell and a design method therefor. The shell comprises a conical shell, an annular combined shell, a cylindrical shell, a flange bolt, and a perforated thick plate; a bottom end of the conical shell is connected with a top end of the annular combined shell, the conical shell being in communication with an interior part of the annular combined shell; the perforated thick plate blocks the bottom end of the annular combined shell, the perforated thick plate and the annular combined shell being connected by means of multiple flange bolts; the cylindrical shell is disposed inside the annular combined shell, a lower end of the cylindrical shell being inserted in a gap between the annular combined shell and the perforated thick plate.Type: ApplicationFiled: March 18, 2022Publication date: April 11, 2024Applicant: JIANGSU UNIVERSITY OF SCIENCE AND TECHNOLOGYInventors: Jian ZHANG, Xiaobin LIU, Chenyang DI, Ming ZHAN, Yongsheng LI, Tan ZHAO, Fang WANG, Wenxian TANG
-
Publication number: 20240112624Abstract: Provided are decoupling circuit, driving IC, and display device. The decoupling circuit includes pre-charging module and constant current driving module, an output terminal of the pre-charging module and an output terminal of the constant current driving module are connected together to serve as a channel output terminal; within one display unit, when PWM is greater than 0, operation states of the pre-charging module are pre-charging V1, pre-charging off, and pre-charging V2 in sequence, the constant current driving module is turned on based on PWM in stage of the pre-charging off, such that a lamp bead is lit, and at this time, voltage at the channel output terminal is V3; when the PWM is equal to 0, the constant current driving module is turned off, and output states of the pre-charging module are pre-charging V4, pre-charging V5, and pre-charging V6 in sequence, (V1?V3)?(V4?V5)=K1, (V2?V3)?(V6?V5)=K2, K1 and K2 are constants.Type: ApplicationFiled: August 28, 2023Publication date: April 4, 2024Inventors: Yongsheng Tang, Li Huang, Shilin Shen, Aqiang Liu
-
Patent number: 11862075Abstract: The present disclosure relates to a drive circuit, including: a first module, generating display data based on image information; a second module, generating a display signal based on the display data and a plurality of clock signals; a third module, outputting a constant current based on the display signal; and a fourth module, configured to provide a reference current to the third module, wherein the fourth module includes: a reference voltage generation module, a bias module, a current generation module, and a pre-charging module. Any two adjacent clock signals of the plurality of clock signals differ by M complete clock cycles, where 0?M<1. This circuit can realize relatively high image display accuracy with relatively low system power consumption and chip cost, and meanwhile realize effective low grayscale compensation for image.Type: GrantFiled: December 29, 2022Date of Patent: January 2, 2024Assignee: CHENGDU LIPPXIN MICROELECTRONICS CO., LTDInventors: Yongsheng Tang, Li Huang, Shixiong Lu
-
Publication number: 20230237959Abstract: The present disclosure relates to a drive circuit, including: a first module, generating display data based on image information; a second module, generating a display signal based on the display data and a plurality of clock signals; a third module, outputting a constant current based on the display signal; and a fourth module, configured to provide a reference current to the third module, wherein the fourth module includes: a reference voltage generation module, a bias module, a current generation module, and a pre-charging module. Any two adjacent clock signals of the plurality of clock signals differ by M complete clock cycles, where 0?M<1. This circuit can realize relatively high image display accuracy with relatively low system power consumption and chip cost, and meanwhile realize effective low grayscale compensation for image.Type: ApplicationFiled: December 29, 2022Publication date: July 27, 2023Inventors: Yongsheng Tang, Li Huang, Shixiong Lu
-
Publication number: 20230236616Abstract: The present disclosure relates to a constant current source calibration circuit, a constant current source drive circuit, a drive chip, and an electronic device. The current calibration circuit includes a resistor and a calibration circuit connected to the resistor for adjusting a voltage drop across two ends of the resistor; and a selector or a switch connected to the two ends of the resistor, and configured to select one end of the resistor to be connected to a constant current source output channel and the corresponding other end to be supplied with a first bias voltage VD. Since the first bias voltage VD is a fixed constant, the voltage drop across the two ends of the resistor is adjusted.Type: ApplicationFiled: January 3, 2023Publication date: July 27, 2023Applicant: CHENGDU LIPPXIN MICROELECTRONIC CO., LTD.Inventors: Yongsheng TANG, Li Huang, Shixiong Lu
-
Patent number: 10664219Abstract: The present disclosure relates to a display apparatus and a display control method, the display apparatus comprises: a display panel which comprises a plurality of sub display panels arranged in an array, the plurality of sub display panels are connected by a display channel to form a first topology and are also connected by an information channel according to a predetermined second topology; and a detecting device configured to obtain basic information of the display panel and determine the first topology according to the basic information and the second topology. The display apparatus and the display control method can automatically detect the topology of the plurality of sub display panels of the display panel, so that the debugging process on the display panel can be accelerated.Type: GrantFiled: October 31, 2017Date of Patent: May 26, 2020Assignee: Chipone Technology (Beijing) Co., Ltd.Inventors: Haifeng Liu, Yong Wang, Yongsheng Tang
-
Patent number: 10410570Abstract: The present disclosure relates to the technical field of LED display screens, and in particular, to an LED display device and a method for driving the same. The driving method includes: generating a grayscale data in accordance with an image to be displayed; generating a control signal in accordance with the grayscale data, wherein the control signal includes a plurality of subframe signals each having a duration corresponding to a respective subframe display time; and controlling the corresponding LED lamps to be turned on or off by use of the subframe signals in each subframe of the frame cycle. The frame cycle includes reset time periods separating the successive subframes from each other. The order of the plurality of subframes in the frame cycle can be adjusted by use of the grayscale data.Type: GrantFiled: August 30, 2017Date of Patent: September 10, 2019Assignee: Chipone Microelectronics Technology (Hefei) Co.Inventors: Yongsheng Tang, Yong Wang, Haifeng Liu, Xingbo Gao
-
Patent number: 10403191Abstract: An LED display device and a method for driving the same are disclosed. The LED display device includes a plurality of pixel units being coupled to the row and column lines. In each of the row periods, the method comprises: displaying a display data in a manner of packet-by-packet; and pre-charging the parasitic capacitors between the row and column line by use of a reset voltage to implement a reset between the successive groups. According to the disclosure, a reset is performed between the packets in each row period to reduce the interference to the low grayscale image by the high grayscale image, such that the dynamic display quality of the image is improved.Type: GrantFiled: August 29, 2017Date of Patent: September 3, 2019Assignee: Chipone Technology (Beijing) Co., LTDInventors: Yongsheng Tang, Yong Wang, Xingbo Gao, Haifeng Liu
-
Publication number: 20190065133Abstract: The present disclosure relates to a display apparatus and a display control method, the display apparatus comprises: a display panel which comprises a plurality of sub display panels arranged in an array, the plurality of sub display panels are connected by a display channel to form a first topology and are also connected by an information channel according to a predetermined second topology; and a detecting device configured to obtain basic information of the display panel and determine the first topology according to the basic information and the second topology. The display apparatus and the display control method can automatically detect the topology of the plurality of sub display panels of the display panel, so that the debugging process on the display panel can be accelerated.Type: ApplicationFiled: October 31, 2017Publication date: February 28, 2019Applicant: Chipone Technology (Beijing) Co., Ltd.Inventors: Haifeng Liu, Yong Wang, Yongsheng Tang
-
Publication number: 20180293927Abstract: The present disclosure relates to the technical field of LED display screens, and in particular, to an LED display device and a method for driving the same. The driving method includes: generating a grayscale data in accordance with an image to be displayed; generating a control signal in accordance with the grayscale data, wherein the control signal includes a plurality of subframe signals each having a duration corresponding to a respective subframe display time; and controlling the corresponding LED lamps to be turned on or off by use of the subframe signals in each subframe of the frame cycle. The frame cycle includes reset time periods separating the successive subframes from each other. The order of the plurality of subframes in the frame cycle can be adjusted by use of the grayscale data.Type: ApplicationFiled: August 30, 2017Publication date: October 11, 2018Applicant: Chipone Microelectronics Technology (Hefei) Co.Inventors: Yongsheng Tang, Yong Wang, Haifeng Liu, Xingbo Gao
-
Publication number: 20180090048Abstract: An LED display device and a method for driving the same are disclosed. The LED display device includes a plurality of pixel units being coupled to the row and column lines. In each of the row periods, the method comprises: displaying a display data in a manner of packet-by-packet; and pre-charging the parasitic capacitors between the row and column line by use of a reset voltage to implement a reset between the successive groups. According to the disclosure, a reset is performed between the packets in each row period to reduce the interference to the low grayscale image by the high grayscale image, such that the dynamic display quality of the image is improved.Type: ApplicationFiled: August 29, 2017Publication date: March 29, 2018Applicant: Chipone Technology (Beijing) Co.Inventors: Yongsheng Tang, Yong Wang, Xingbo Gao, Haifeng Liu
-
Patent number: 9846105Abstract: A high-durability and long-scale-distance fiber grating sensor and a manufacturing method therefor, which relate to the technical field of fiber grating sensors. A fiber grating is disposed on the middle segment of a commercial optical fiber. A bushing, a woven fiber jacket layer, and a packaging structure are disposed on the periphery of the commercial optical fiber. The commercial optical fiber and the bushing therebetween are fixed by using fixing points in the bushing. Anchoring segments are disposed between the fixing points in the bushing and the woven fiber jacket layer. Two ends of the commercial optical fiber are sequentially connected to optical fibers on the anchoring segments and connecting optical fibers. Tail ends of the connecting optical fibers are connected to a transmission cable by using connecting flanges.Type: GrantFiled: November 18, 2015Date of Patent: December 19, 2017Assignee: SOUTHEAST UNIVERSITYInventors: Zhishen Wu, Caiqian Yang, An Sun, Wan Hong, Yongsheng Tang
-
Publication number: 20170108403Abstract: A high-durability and long-scale-distance fiber grating sensor and a manufacturing method therefor, which relate to the technical field of fiber grating sensors. A fiber grating is disposed on the middle segment of a commercial optical fiber. A bushing, a woven fiber jacket layer, and a packaging structure are disposed on the periphery of the commercial optical fiber. The commercial optical fiber and the bushing therebetween are fixed by using fixing points in the bushing. Anchoring segments are disposed between the fixing points in the, bushing and the woven fiber jacket layer. Two ends of the commercial optical fiber are sequentially connected to optical fibers on the anchoring segments and connecting optical fibers. Tail ends of the connecting optical fibers are connected to a transmission cable by using connecting flanges.Type: ApplicationFiled: November 18, 2015Publication date: April 20, 2017Inventors: Zhishen Wu, Caiqian Yang, An Sun, Wan Hong, Yongsheng Tang
-
Publication number: 20160084733Abstract: A high-durability and long-scale-distance fiber grating sensor and a manufacturing method therefor, which relate to the technical field of fiber grating sensors. A fiber grating is disposed on the middle segment of a commercial optical fiber. A bushing, a woven fiber jacket layer, and a packaging structure are disposed on the periphery of the commercial optical fiber. The commercial optical fiber and the bushing therebetween are fixed by using fixing points in the bushing. Anchoring segments are disposed between the fixing points in the, bushing and the woven fiber jacket layer. Two ends of the commercial optical fiber are sequentially connected to optical fibers on the anchoring segments and connecting optical fibers. Tail ends of the connecting optical fibers are connected to a transmission cable by using connecting flanges.Type: ApplicationFiled: November 18, 2015Publication date: March 24, 2016Inventors: Zhishen Wu, Caiqian Yang, An Sun, Wan Hong, Yongsheng Tang