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公开(公告)号：US11887111B2
公开(公告)日：2024-01-30
申请号：US17454067
申请日：2021-11-09
申请人： TENDYRON CORPORATION
发明人： Dongsheng Li
CPC分类号： G06Q20/3821 , G06Q20/401
摘要： Offline electronic currency payment and collection methods are provided. The payment method includes: establishing, by a first device, a wireless connection with a peer device, acquiring wallet information, and transmitting the wallet information to a first peer device without deleting stored electronic currency; and receiving collection information, verifying that first peer offline account information is not included in an offline transaction blacklist, acquiring first transaction information, digitally signing the first transaction information, transmitting first transaction data including signature data to the first peer device, and storing a first transaction record.
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公开(公告)号：US11860200B2
公开(公告)日：2024-01-02
申请号：US17644842
申请日：2021-12-17
申请人： TENDYRON CORPORATION
发明人： Dongsheng Li
IPC分类号： G01R19/175 , G01R19/25 , H04B3/54
CPC分类号： G01R19/175 , G01R19/2513 , H04B3/546 , H04B3/548
摘要： Provided is a zero crossing point signal output method, including: continuously receiving zero crossing point square wave signals, and periodically sampling zero crossing point square wave signals at a predetermined sampling frequency; acquiring sampling numbers of 1st to Mth zero crossing point square wave signals to obtain an average sampling number S, and calculating a first zero crossing point interval T1; setting a zero crossing point signal output interval as the first zero crossing point interval T1; continuously outputting zero crossing point signals with an interval being the zero crossing point signal output interval; obtaining sampling numbers of M+1th to M+Nth zero crossing point square wave signals, calculating a difference value between each of the sampling numbers and S, and obtaining an accumulated difference value Δs through calculation; when Δs is not within a predetermined change range, obtaining a second zero crossing point interval T2 and setting the zero crossing point signal output interval as T2; and when Δs is within the predetermined change range, keeping the zero crossing point signal output interval unchanged.
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公开(公告)号：US20230073305A1
公开(公告)日：2023-03-09
申请号：US17984253
申请日：2022-11-10
申请人： TENDYRON CORPORATION
发明人： Dongsheng LI
摘要： The present disclosure provides a data transmission method and apparatus. The method includes: obtaining to-be-transmitted data; putting the to-be-transmitted data into a to-be-transmitted data field with a fourth predetermined number of Bytes in a first predetermined frame format for encapsulation, to obtain a to-be-transmitted data frame, the first predetermined frame format sequentially including a first permeable field, a frame synchronization signal field, an address field, the to-be-transmitted data field, a check field, a first postamble field, and a first predetermined gap field; encoding and modulating the to-be-transmitted data frame in accordance with BPSK, and then transmitting the to-be-transmitted data frame; and demodulating and decoding in accordance with the BPSK to obtain an ACK signal.
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4.发明授权公开(公告)号：US11151574B2
公开(公告)日：2021-10-19
申请号：US16444250
申请日：2019-06-18
申请人： Tendyron Corporation
发明人： Dongsheng Li
摘要： A smart card, a method for outputting validation data, and a method for responding to an operation request are provided. The method for outputting validation data includes acquiring an operation request by a smart card; acquiring smart card operation information of the smart card by the smart card, after acquiring the operation request, wherein the smart card operation information comprises at least a smart card mode factor for indicating a working mode of the smart card, and the working mode of the smart card comprises a non-contact communication mode and/or a contact communication mode; acquiring a validation data generating strategy, and using the validation data generating strategy to process at least the smart card operation information to obtain validation data by the smart card; outputting the validation data by the smart card after obtaining the validation data.
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公开(公告)号：US10817038B2
公开(公告)日：2020-10-27
申请号：US16333212
申请日：2017-09-01
申请人： TENDYRON CORPORATION
发明人： Dongsheng Li
摘要： The present disclosure provides a data communication device and a data communication system. The data communication device includes a power supply interface coupled to a direct current power supply, a wired communication interface, a main control chip, and an energy storage component. The data communication system includes a master communication device and a slave communication device.
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公开(公告)号：US10762408B2
公开(公告)日：2020-09-01
申请号：US16489340
申请日：2018-02-08
申请人： TENDYRON CORPORATION
发明人： Dongsheng Li
摘要： The virtual machine includes a receiving module, an instruction assigning module, a downloading module, an application registry maintenance module, a state switching module, a storage managing module, and a communication module. The state switching module is configured to in response to determining that it is required to move the code segment, allocate a storage space of the off-chip FLASH for the code segment of the application to be loaded, acquire a second base address of the code segment of the application to be loaded, and modify the current running address as the second base address. The off-chip FLASH is configured to store the code segment of the application to be loaded on the off-chip FLASH.
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公开(公告)号：US10706241B2
公开(公告)日：2020-07-07
申请号：US16069876
申请日：2017-01-12
申请人： TENDYRON CORPORATION
发明人： Dongsheng Li
摘要： A method and a device for keeping an active state of a smart card until re-entering a field, and a smart card are provided. The method includes: sending a waiting time extension instruction by a smart card to an electronic device when the smart card is in an electromagnetic field of the electronic device and in an active state; starting a timer after the smart card receives a reply in response to the waiting time extension instruction; detecting that the smart card leaves the field, determining whether the timer times out, and keeping a current state of the smart card as the active state when the timer does not time out and detecting that the smart card re-enters the field, determining whether the timer times out, and keeping the current state of the smart card as the active state when the timer does not time out.
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公开(公告)号：US10608778B2
公开(公告)日：2020-03-31
申请号：US16463819
申请日：2017-10-25
申请人： TENDYRON CORPORATION
发明人： Dongsheng Li
摘要： Provided by the present invention are a data transmission method and a terminal, and the method comprises: acquiring data to be sent comprising N data frames; acquiring a bit sequence of an ith data frame; sending X waveform sequences corresponding to bits in the bit sequence of the ith data frame; detecting a level change of a receiving port after completion of sending the X waveform sequences; determining Y waveform sequences of received data; determining a bit sequence of the received data; acquiring a bit sequence of an (i+1)th data frame when the bit sequence at least comprises a flag bit for at least indicating success of receiving data; sending Z waveform sequences corresponding to bits in the bit sequence of the (i+1)th data frame until all the N data frames of the data to be sent are sent.
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9.发明授权公开(公告)号：US10606997B2
公开(公告)日：2020-03-31
申请号：US15909017
申请日：2018-03-01
申请人： TENDYRON CORPORATION
发明人： Dongsheng Li
摘要： Provided in the present application are a remote authentication method and system and a remote account opening method and system. The remote authentication method includes: by an electronic cipher device, acquiring information to be validated, generating and displaying a graphic identification code on the basis of the information to be validated; by a terminal, acquiring a picture including a facial image of a user and the graphic identification code displayed on the electronic cipher device and transmitting the picture to a background server; and by the background server, receiving the picture and validating the graphic identification code and the facial image of the user provided on the picture.
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公开(公告)号：US10579701B2
公开(公告)日：2020-03-03
申请号：US16480189
申请日：2018-01-04
申请人： TENDYRON CORPORATION
发明人： Dongsheng Li
IPC分类号： G06F17/00 , G06F21/72 , G06K19/077 , H01L21/66 , G06K17/00
摘要： Provided are method and system for identifying a legal chip. The method includes a reading device sequentially sending, to a chip to be read, M instructions to be processed comprising N preset instructions (S101); the chip to be read sequentially receiving the M instructions to be processed, and responding to each instruction to be processed (S102); the reading device acquiring a set of first processing durations (S103) the reading device acquiring a processing duration characteristic of the chip to be read (S104); and the reading device acquiring a result of comparing the processing duration characteristic of the chip to be read with a processing duration characteristic of a legal chip corresponding to an identifier of the chip to be read, and determining the chip to be read as a legal chip (S105).
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