Patents by Inventor Changping Li
Changping Li 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: 11957987Abstract: Disclosed are a smart spindle with a replaceable battery, and a smart Rubik's cube. The smart spindle comprises a core (100), a sensor (200) and a main control module (310), wherein the core (100) comprises a housing (110) with a cavity (111); the main control module (310) is mounted inside the cavity (111); the sensor (200) is electrically connected to the main control module (310); the sensor (200) is mounted at the core (100); the cavity (111) is also used for mounting a battery (400), the housing (110) is provided with a notch (112) for having access to the battery (400), and the notch (112) is in communication with the cavity (111); or, the exterior of the housing (110) is used for mounting the battery (400), and the housing (110) is provided with a through hole (113), such that the cavity (111) is in communication with the exterior of the housing (110) via the through hole (113).Type: GrantFiled: August 30, 2019Date of Patent: April 16, 2024Assignee: FS GIIKER TECHNOLOGY CO., LTD.Inventors: Ziming Su, Changping Li
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Publication number: 20230338822Abstract: An intelligent Score Four, comprising: chess pieces and a chessboard. The chessboard comprises an upper panel, an electronic element, and a power supply. The upper panel is provided with several movement intervals where L layers of chess pieces can be stacked; the movement intervals are arranged in an array of M rows and N columns; L, M, and N are all natural numbers greater than or equal to 4; the electronic element comprises a monitor, a processor, and an alarm device. Each movement interval is accordingly provided with a monitor. An output end of the monitor is connected to an input end of the processor. An output end of the processor is connected to the alarm device. The monitor is configured to monitor the variation value of the number of chess pieces in the movement interval). The processor determines the alignment state and the spatial position state of the chess pieces.Type: ApplicationFiled: January 27, 2021Publication date: October 26, 2023Inventors: Ziming SU, Junchao KE, Changping LI
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Publication number: 20230249054Abstract: The present application relates to a klotski game including a plurality of game pieces, a game board and a prompter. The plurality of game pieces includes a decisive game piece. The game board is configured to accommodate the plurality of game pieces and the game board is provided with an exit. The prompter is configured to indicate that a game of the klotski game is over when the decisive game piece is moved to a position corresponding to the exit on the game board.Type: ApplicationFiled: December 10, 2021Publication date: August 10, 2023Inventors: Ziming SU, Changping LI, Jinpeng CHEN
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Patent number: 11540302Abstract: Techniques for improving data rates at mobile terminals that are subject to periodic channel interruptions in a beyond-line-of-sight communication system are disclosed, including improved encoding and decoding systems that identify blockages and modify receiver operation during blockages to reduce data errors. In certain embodiments, encoding, symbol mapping, interleaving, and use of unique periodic identifiers function to enable a series of packets that may be received in a blockage impaired channel with reduced errors.Type: GrantFiled: December 10, 2020Date of Patent: December 27, 2022Assignee: Viasat, Inc.Inventors: Donald Wilcoxson, John O'Neill, Daniel Chester, Brian Sleight, Changping Li
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Publication number: 20220072414Abstract: Disclosed are a smart spindle with a replaceable battery, and a smart Rubik's cube. The smart spindle comprises a core, a sensor and a main control module, wherein the core comprises a housing with a cavity; the main control module is mounted inside the cavity; the sensor is electrically connected to the main control module; the sensor is mounted at the core; the cavity is also used for mounting a battery, the housing is provided with a notch for having access to the battery, and the notch is in communication with the cavity; or, the exterior of the housing is used for mounting the battery, and the housing is provided with a through hole, such that the cavity is in communication with the exterior of the housing via the through hole.Type: ApplicationFiled: August 30, 2019Publication date: March 10, 2022Inventors: Ziming SU, Changping LI
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Publication number: 20210266930Abstract: Techniques for improving data rates at mobile terminals that are subject to periodic channel interruptions in a beyond-line-of-sight communication system are disclosed, including improved encoding and decoding systems that identify blockages and modify receiver operation during blockages to reduce data errors. In certain embodiments, encoding, symbol mapping, interleaving, and use of unique periodic identifiers function to enable a series of packets that may be received in a blockage impaired channel with reduced errors.Type: ApplicationFiled: December 10, 2020Publication date: August 26, 2021Inventors: Donald Wilcoxson, John O'Neill, Daniel Chester, Brian Sleight, Changping Li
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Patent number: 10932285Abstract: Techniques for improving data rates at mobile terminals that are subject to periodic channel interruptions in a beyond-line-of-sight communication system are disclosed, including improved encoding and decoding systems that identify blockages and modify receiver operation during blockages to reduce data errors. In certain embodiments, encoding, symbol mapping, interleaving, and use of unique periodic identifiers function to enable a series of packets that may be received in a blockage impaired channel with reduced errors.Type: GrantFiled: October 1, 2019Date of Patent: February 23, 2021Assignee: Viasat Inc.Inventors: Donald Wilcoxson, John O'Neill, Daniel Chester, Brian Sleight, Changping Li
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Patent number: 10773152Abstract: An intelligent magic cube, and a sensing shaft center structure and a timing method used thereby. The sensing shaft center structure comprises a main body; the main body comprises a core (1) having an internal cavity, and several tubular shafts (2) communicated with the core (1). An internal central control module (3) is provided inside the cavity, and comprises a state obtaining unit. Each tubular shaft (2) is provided with a state signal sending set (4). The state signal sending set (4) comprises a signal selector and multiple signal exciters. The signal selector may be paired with any signal exciter, and generate a corresponding state signal. The state obtaining unit is configured to be able to receive the state signal sent from the state signal sending set (4).Type: GrantFiled: February 11, 2019Date of Patent: September 15, 2020Assignee: FS GIIKER TECHNOLOGY CO., LTD.Inventors: Ziming Su, Juncheng Zhou, Changping Li
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Publication number: 20200154460Abstract: Techniques for improving data rates at mobile terminals that are subject to periodic channel interruptions in a beyond-line-of-sight communication system are disclosed, including improved encoding and decoding systems that identify blockages and modify receiver operation during blockages to reduce data errors. In certain embodiments, encoding, symbol mapping, interleaving, and use of unique periodic identifiers function to enable a series of packets that may be received in a blockage impaired channel with reduced errors.Type: ApplicationFiled: October 1, 2019Publication date: May 14, 2020Inventors: Donald Wilcoxson, John O'Neill, Daniel Chester, Brian Sleight, Changping Li
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Patent number: 10470202Abstract: Techniques for improving data rates at mobile terminals that are subject to periodic channel interruptions in a beyond-line-of-sight communication system are disclosed, including improved encoding and decoding systems that identify blockages and modify receiver operation during blockages to reduce data errors. In certain embodiments, encoding, symbol mapping, interleaving, and use of unique periodic identifiers function to enable a series of packets that may be received in a blockage impaired channel with reduced errors.Type: GrantFiled: June 29, 2018Date of Patent: November 5, 2019Assignee: Viasat, Inc.Inventors: Donald Wilcoxson, John O'Neill, Daniel Chester, Brian Sleight, Changping Li
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Publication number: 20190200376Abstract: Techniques for improving data rates at mobile terminals that are subject to periodic channel interruptions in a beyond-line-of-sight communication system are disclosed, including improved encoding and decoding systems that identify blockages and modify receiver operation during blockages to reduce data errors. In certain embodiments, encoding, symbol mapping, interleaving, and use of unique periodic identifiers function to enable a series of packets that may be received in a blockage impaired channel with reduced errors.Type: ApplicationFiled: June 29, 2018Publication date: June 27, 2019Inventors: Donald Wilcoxson, John O'Neill, Daniel Chester, Brian Sleight, Changping Li
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Publication number: 20190184275Abstract: An intelligent magic cube, and a sensing shaft center structure and a timing method used thereby. The sensing shaft center structure comprises a main body; the main body comprises a core (1) having an internal cavity, and several tubular shafts (2) communicated with the core (1). An internal central control module (3) is provided inside the cavity, and comprises a state obtaining unit. Each tubular shaft (2) is provided with a state signal sending set (4). The state signal sending set (4) comprises a signal selector and multiple signal exciters. The signal selector may be paired with any signal exciter, and generate a corresponding state signal. The state obtaining unit is configured to be able to receive the state signal sent from the state signal sending set (4).Type: ApplicationFiled: February 11, 2019Publication date: June 20, 2019Inventors: Ziming SU, Juncheng ZHOU, Changping LI
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Patent number: 10028297Abstract: Techniques for improving data rates at mobile terminals that are subject to periodic channel interruptions in a beyond-line-of-sight communication system are disclosed, including improved encoding and decoding systems that identify blockages and modify receiver operation during blockages to reduce data errors. In certain embodiments, encoding, symbol mapping, interleaving, and use of unique periodic identifiers function to enable a series of packets that may be received in a blockage impaired channel with reduced errors.Type: GrantFiled: October 13, 2016Date of Patent: July 17, 2018Assignee: ViaSat, Inc.Inventors: Donald Wilcoxson, John O'Neill, Daniel Chester, Brian Sleight, Changping Li
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Publication number: 20170303299Abstract: Techniques for improving data rates at mobile terminals that are subject to periodic channel interruptions in a beyond-line-of-sight communication system are disclosed, including improved encoding and decoding systems that identify blockages and modify receiver operation during blockages to reduce data errors. In certain embodiments, encoding, symbol mapping, interleaving, and use of unique periodic identifiers function to enable a series of packets that may be received in a blockage impaired channel with reduced errors.Type: ApplicationFiled: October 13, 2016Publication date: October 19, 2017Inventors: Donald Wilcoxson, John O'Neill, Daniel Chester, Brian Sleight, Changping Li
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Patent number: 9485780Abstract: Techniques for improving data rates at mobile terminals that are subject to periodic channel interruptions in a beyond-line-of-sight communication system are disclosed, including improved encoding and decoding systems that identify blockages and modify receiver operation during blockages to reduce data errors. In certain embodiments, encoding, symbol mapping, interleaving, and use of unique periodic identifiers function to enable a series of packets that may be received in a blockage impaired channel with reduced errors.Type: GrantFiled: December 31, 2015Date of Patent: November 1, 2016Assignee: ViaSat, Inc.Inventors: Donald Wilcoxson, John O'Neill, Daniel Chester, Brian Sleight, Changping Li
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Publication number: 20160198488Abstract: Techniques for improving data rates at mobile terminals that are subject to periodic channel interruptions in a beyond-line-of-sight communication system are disclosed, including improved encoding and decoding systems that identify blockages and modify receiver operation during blockages to reduce data errors. In certain embodiments, encoding, symbol mapping, interleaving, and use of unique periodic identifiers function to enable a series of packets that may be received in a blockage impaired channel with reduced errors.Type: ApplicationFiled: December 31, 2015Publication date: July 7, 2016Inventors: Donald Wilcoxson, John O'Neill, Daniel Chester, Brian Sleight, Changping Li
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Patent number: 9258054Abstract: Techniques for improving data rates at mobile terminals that are subject to periodic channel interruptions in a beyond-line-of-sight communication system are disclosed, including improved encoding and decoding systems that identify blockages and modify receiver operation during blockages to reduce data errors. In certain embodiments, encoding, symbol mapping, interleaving, and use of unique periodic identifiers function to enable a series of packets that may be received in a blockage impaired channel with reduced errors.Type: GrantFiled: January 30, 2015Date of Patent: February 9, 2016Assignee: ViaSat, Inc.Inventors: Donald Wilcoxson, John O'Neill, Daniel Chester, Brian Sleight, Changping Li
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Publication number: 20150349876Abstract: Techniques for improving data rates at mobile terminals that are subject to periodic channel interruptions in a beyond-line-of-sight communication system are disclosed, including improved encoding and decoding systems that identify blockages and modify receiver operation during blockages to reduce data errors. In certain embodiments, encoding, symbol mapping, interleaving, and use of unique periodic identifiers function to enable a series of packets that may be received in a blockage impaired channel with reduced errors.Type: ApplicationFiled: January 30, 2015Publication date: December 3, 2015Inventors: Donald Wilcoxson, John O'Neill, Daniel Chester, Brian Sleight, Changping Li
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Patent number: 8976727Abstract: Techniques for improving data rates at mobile terminals that are subject to periodic channel interruptions in a beyond-line-of-sight communication system are disclosed, including improved encoding and decoding systems that identify blockages and modify receiver operation during blockages to reduce data errors. In certain embodiments, encoding, symbol mapping, interleaving, and use of unique periodic identifiers function to enable a series of packets that may be received in a blockage impaired channel with reduced errors.Type: GrantFiled: July 2, 2012Date of Patent: March 10, 2015Assignee: ViaSat, Inc.Inventors: Donald Wilcoxson, John O'Neill, Daniel Chester, Brian Sleight, Changping Li
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Patent number: 8320296Abstract: Embodiments provide methods, systems, and apparatuses for adaptive coding, spreading, and modulating over a satellite communication channel. In some embodiments, a method of adaptive coding, sampling, and modulating over a satellite communication channel may include providing multiple data frames. At least one modcode partition may be provided for each data frame. The modcode partitions may represent modulation, coding, spreading, and/or frame size information for respective data frames. Each data frame and the respective modcode partition may be combined to form a modcode data unit. Multiple superframes may be formed. Each superframe may include a first known sequence and multiple subframes. Each subframe for a respective superframe may include a portion of a respective modcode data unit. Multiple superframes may be transmitted across a wireless channel.Type: GrantFiled: November 18, 2009Date of Patent: November 27, 2012Assignee: ViaSat, Inc.Inventors: Donald Wesley Becker, Nirmalkumar Velayudhan, Arthur Senyue Loh, John Hai O'Neill, Veena Padmanabhan, Changping Li, Vitaliy Sivetsiy