WO2021031503A1 - Terminal d'opération portable de monnaie virtuelle à base de chaîne de blocs - Google Patents

Terminal d'opération portable de monnaie virtuelle à base de chaîne de blocs Download PDF

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Publication number
WO2021031503A1
WO2021031503A1 PCT/CN2019/129981 CN2019129981W WO2021031503A1 WO 2021031503 A1 WO2021031503 A1 WO 2021031503A1 CN 2019129981 W CN2019129981 W CN 2019129981W WO 2021031503 A1 WO2021031503 A1 WO 2021031503A1
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Prior art keywords
module
power supply
chip
interface
virtual currency
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PCT/CN2019/129981
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English (en)
Chinese (zh)
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韩岳忠
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韩岳忠
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    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q20/00—Payment architectures, schemes or protocols
    • G06Q20/04—Payment circuits
    • G06Q20/06—Private payment circuits, e.g. involving electronic currency used among participants of a common payment scheme
    • G06Q20/065—Private payment circuits, e.g. involving electronic currency used among participants of a common payment scheme using e-cash
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q20/00—Payment architectures, schemes or protocols
    • G06Q20/08—Payment architectures
    • G06Q20/10—Payment architectures specially adapted for electronic funds transfer [EFT] systems; specially adapted for home banking systems
    • G06Q20/105—Payment architectures specially adapted for electronic funds transfer [EFT] systems; specially adapted for home banking systems involving programming of a portable memory device, e.g. IC cards, "electronic purses"
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q20/00—Payment architectures, schemes or protocols
    • G06Q20/30—Payment architectures, schemes or protocols characterised by the use of specific devices or networks
    • G06Q20/36—Payment architectures, schemes or protocols characterised by the use of specific devices or networks using electronic wallets or electronic money safes
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q20/00—Payment architectures, schemes or protocols
    • G06Q20/38—Payment protocols; Details thereof

Definitions

  • the invention belongs to the technical field of block chains, and specifically relates to a portable operation terminal for virtual coins based on block chains.
  • Blockchain technology uses block-chain data structures to verify and store data, uses distributed node consensus algorithms to generate and update data, uses cryptography to ensure data transmission and access security, and uses smart contracts composed of automated script codes.
  • a new distributed infrastructure and calculation method for programming and manipulating data; blockchain technology is characterized by decentralization, openness and transparency, allowing everyone to participate in database records.
  • virtual currencies are used for transactions in the blockchain.
  • the use of virtual currencies avoids the use of huge capital flows, simplifies the transaction steps, and increases the payment security between users.
  • the use of blockchain-based virtual currencies also has the following shortcomings : (1) The transfer and reception of existing virtual currency must be realized by running a specific program on the computer. That is, the user must rely on the computer to realize the operation of virtual currency.
  • the current mainstream virtual currency is because of its distributed
  • the existence of the ledger makes its base data already very large, and it is growing at all times. It must be supported by large-capacity storage devices. This also causes the use of virtual currency to rely on computers, making people use it outdoors Virtual currency must carry a computer, which greatly reduces the convenience of using blockchain technology for transactions.
  • the purpose of the present invention is to provide a virtual currency that does not need to rely on a computer and can perform virtual currency anytime and anywhere.
  • Portable operating terminal for currency operation is to provide a virtual currency that does not need to rely on a computer and can perform virtual currency anytime and anywhere.
  • a portable operation terminal for virtual currency based on blockchain including a storage module, a reading module, a processing module, a communication module, a human-computer interaction module, and a power supply module;
  • the storage module stores virtual currency data based on blockchain distributed ledger and a distributed ledger operating program based on blockchain technology
  • the processing module is communicatively connected to the storage module through the reading module, the processing module is communicatively connected to the human-computer interaction module, and the power supply module is electrically connected to the reading module, the processing module, and the The power supply terminal of the communication module and the man-machine interaction module.
  • the processing module includes a CPU processing unit, a memory unit, and a CPU interface circuit unit;
  • the CPU processing unit includes an RK3399 processing chip and its peripheral circuits;
  • the memory unit includes DDR3 access memory, DDR3L access memory, LPDDR3 access memory, or LPDDR4 access memory that is communicatively connected with the RK3399 type processing chip;
  • the CPU interface circuit unit includes all the GPIO interfaces in the RK3399 processing chip, which is used to realize the information interaction between the RK3399 processing chip and external modules.
  • the storage module includes an embedded memory and a high-speed hard disk, wherein the distributed ledger operating program is stored in the embedded memory, and the high-speed hard disk stores a distributed ledger based on blockchain. Virtual currency data.
  • the reading module is an EMMC interface unit and a PCIE interface unit of the RK3399 processing chip;
  • the RK3399 type processing chip is communicatively connected to the embedded memory through the EMMC interface unit for reading the distributed ledger operating program;
  • the RK3399 type processing chip is communicatively connected to the high-speed hard disk through the PCIE interface unit, and is used to read the virtual currency data based on the blockchain distributed ledger.
  • the communication module is an AP6255 type communication chip and its peripheral circuits, wherein the RK3399 type processing chip communicates with the AP655 type communication chip through its SDIO interface and PCM serial port, so as to make the distributed ledger run
  • the program communicates with the blockchain server to realize the real-time update of the virtual currency data based on the blockchain distributed ledger;
  • the RK3399 type processing chip is also electrically connected to the AP6255 type communication chip through its GPIO interface for controlling the AP6255 type communication chip.
  • the human-computer interaction module includes a touch screen, wherein the touch screen is communicatively connected to the MIPI interface of the RK3399 processing chip, and is used to display the operation interface of the distributed ledger running program, and is implemented through the operation interface Human-computer interaction
  • the RK3399 type processing chip is also electrically connected to the touch screen through its GPIO interface for controlling the touch screen.
  • the power supply module includes an RK808-D power management chip, a complete machine power supply circuit unit, a CPU main power supply circuit unit and a GPU power supply circuit unit;
  • the power supply circuit unit of the whole machine includes a 3.3V power supply circuit and a 5V power supply circuit, wherein the output voltage of the 3.3V power supply circuit is 3.3V, and its output terminal is electrically connected to the input terminal of the RK808-D power management chip , The output voltage of the 5V power supply circuit is 5V, and is electrically connected to the power supply terminal of the human-computer interaction module;
  • the output terminal of the RK808-D power management chip is electrically connected to the power supply terminal of the RK3399 processing chip through the CPU main power supply circuit unit and the GPU power supply circuit unit, so as to realize the Internal CPU power supply and GPU power supply.
  • the power supply module also includes a TYPEC interface circuit, a TYPEC fast charging circuit and a battery;
  • the TYPEC interface circuit is used as a charging interface.
  • the output terminal of the TYPEC fast charging circuit is electrically connected to the input terminal of the TYPEC fast charging circuit.
  • the output terminal of the TYPEC fast charging circuit is electrically connected to the battery to charge the battery.
  • the input ends of the 3.3V power supply circuit and the 5V power supply circuit are respectively electrically connected to realize power supply to the virtual coin portable operating terminal.
  • Optimized it also includes an image reading module, wherein the image reading module is a camera, and the RK3399 processing chip is communicatively connected to the camera through its MIPI interface, and is used to control the camera to read the external virtual currency address
  • the two-dimensional code is passed into the distributed ledger operating program for identification, so as to realize the sending of virtual currency.
  • Optimized it also includes an audio module, where the audio module includes an ALC5651 type decoding chip and a power amplifier circuit, and the RK3399 type processing chip is electrically connected to the power amplifier circuit through the ALC5651 type decoding chip for realizing portable operation of virtual coins Terminal audio communication;
  • the RK3399-type processing chip is also electrically connected to the power amplifier chip in the power amplifier circuit through its GPIO interface for controlling the audio module.
  • the present invention is a portable operating terminal for virtual currency based on blockchain.
  • the storage module of the operating terminal stores virtual currency data based on blockchain distributed ledger and distributed based on blockchain technology.
  • the running program of the ledger realizes the storage of virtual currency data of the distributed ledger, and is equipped with a communication module and a human-computer interaction module.
  • the user can directly use the virtual currency portable operating terminal provided by the present invention to realize various operations of the virtual currency without relying on a computer. It is more convenient to use the virtual currency when going out, which greatly improves the block-based operation. The convenience of using the virtual currency of chain technology.
  • the present invention already stores virtual currency data based on the blockchain distributed ledger in the storage module, so that after the portable operating terminal is connected to the blockchain server, the update of the virtual currency data only needs to download what is not recorded in the storage module The data does not need to be downloaded in all distributed ledgers. Compared with the traditional use of computer running programs to update data, the amount of data download is greatly reduced, and the update time is greatly shortened.
  • the processing module of the present invention uses the RK3399 processing chip, which has powerful processing performance. At the same time, with the embedded memory, high-speed hard disk and AP6255 communication chip, it can quickly read virtual currency data and run distributed ledger operations The program establishes a connection with the blockchain server, and quickly realizes various operations of virtual currency.
  • Fig. 1 is a system block diagram of a virtual currency portable operation terminal based on blockchain provided by the present invention.
  • Fig. 2 is a specific circuit diagram of the first interface circuit of the CPU provided by the present invention.
  • Fig. 3 is a specific circuit diagram of the second interface circuit of the CPU provided by the present invention.
  • FIG. 4 The specific circuit diagram of the third interface circuit of the CPU provided by the present invention.
  • Figure 5 is the first memory control circuit of the RK3399 processing chip provided by the present invention.
  • FIG. 6 The second memory control circuit of the RK3399 processing chip provided by the present invention.
  • Fig. 7 is a circuit diagram of the connection circuit between the embedded memory provided by the present invention and the RK3399 processing chip.
  • Figure 8 is a circuit diagram of the connection between the high-speed hard disk provided by the present invention and the RK3399 processing chip.
  • Figure 9 is a specific circuit diagram of the AP6255 communication chip provided by the present invention.
  • Figure 10 is a circuit diagram of the interface between the RK3399 processing chip and the AP6255 communication chip provided by the present invention.
  • FIG. 11 is the MIPI interface circuit diagram of the RK3399 processing chip provided by the present invention.
  • Fig. 12 is a connection circuit diagram of the touch screen provided by the present invention.
  • FIG. 13 is a diagram of a backlight driving circuit provided by the present invention.
  • FIG. 14 is a specific circuit diagram of the RK808-D power management chip provided by the present invention.
  • Fig. 15 is a specific circuit diagram of the 3.3V power supply circuit provided by the present invention.
  • Fig. 16 is a specific circuit diagram of the 5V power supply circuit provided by the present invention.
  • Figure 17 is a circuit diagram of the power supply interface of the RK3399 processing chip provided by the present invention.
  • FIG. 18 is a specific circuit diagram of the first power supply circuit and the second power supply circuit provided by the present invention.
  • 19 is a specific circuit diagram of the third power supply circuit and the overheat protection circuit provided by the present invention.
  • 20 is a specific circuit diagram of the first main power supply circuit and the second main power supply circuit provided by the present invention.
  • FIG. 21 is a specific circuit diagram of the GPU power supply circuit unit provided by the present invention.
  • Figure 22 The first and second TYPEC interface circuits of the RK3399 processing chip provided by the present invention.
  • Figure 23 is the third TYPEC interface circuit of the RK3399 processing chip provided by the present invention.
  • Figure 24 is an external USB TYPEC interface circuit provided by the present invention.
  • FIG. 25 is a specific circuit diagram of the power switch circuit provided by the present invention.
  • Figure 26 is a specific circuit diagram of the TYPEC fast charging circuit provided by the present invention.
  • Figure 27 is a schematic diagram of battery power supply provided by the present invention.
  • Fig. 28 is a specific circuit diagram of the camera provided by the present invention.
  • Figure 29 is an excuse circuit diagram of the RK3399 processing chip and camera provided by the present invention.
  • Figure 30 is a specific circuit diagram of the ALC5651 decoding chip provided by the present invention.
  • Figure 31 is a circuit diagram of the interface between the RK3399 processing chip and the ALC5651 decoding chip provided by the present invention.
  • Fig. 32 is a specific circuit diagram of the power amplifier circuit provided by the present invention.
  • the blockchain-based virtual currency portable operating terminal includes a storage module, a reading module, a processing module, a communication module, a human-computer interaction module, and a power supply module.
  • the storage module stores virtual currency data based on blockchain distributed ledger and a distributed ledger running program based on blockchain technology.
  • the processing module is communicatively connected to the storage module through the reading module, the processing module is communicatively connected to the human-computer interaction module, and the power supply module is electrically connected to the reading module, the processing module, and the The power supply terminal of the communication module and the man-machine interaction module.
  • the storage module is used to store virtual currency data based on blockchain distributed ledger and a distributed ledger operating program based on blockchain technology.
  • the virtual currency data is downloaded from the distributed ledger in the blockchain server, including the public ledger and the private data of all blockchain nodes.
  • each blockchain node can only read public The private data of the ledger and this node cannot read the data of other nodes.
  • the distributed ledger running program provided in this embodiment is a program that can connect to a blockchain server and can perform virtual currency operations, which is an existing program.
  • the distributed ledger operating program may be, but not limited to: Bitcoin operating program, Litecoin operating program, and Ethereum operating program.
  • the types of virtual currencies can be, but are not limited to, Bitcoin, Litecoin, Ethereum, etc.
  • the processing module is used to start the distributed ledger running program, and then connect to the blockchain server as a terminal to provide a correct address for the data transmission of the blockchain server.
  • the communication module is the basis for establishing a communication connection between the portable operating terminal and the blockchain server, that is, establishing a communication connection with the blockchain server through the communication module to complete data transmission.
  • the communication module includes a wireless communication sub-module and a wired communication sub-module.
  • the operating terminal is connected to the computer through the wired communication sub-module, and the computer realizes the communication with the blockchain server. Communication connection.
  • the operation interface will first perform identity verification, and only after the identity verification is passed, the virtual currency operation interface can be entered.
  • the identity verification is password verification.
  • the use of the portable operating terminal can enable users to operate virtual currency anytime and anywhere, without relying on a computer, need to use virtual currency when going out, and do not need to carry a computer, greatly improving the blockchain-based operation The convenience of using virtual currency.
  • the virtual currency convenient operation terminal disclosed in the present invention is a handheld type, and its size is similar to that of a normal mobile phone, such as 4.8 inches, 5.5 inches, and so on.
  • this embodiment is a specific implementation of the blockchain-based virtual currency portable operating terminal described in Embodiment 1. That is, in this embodiment, each of the embodiments in Embodiment 1 is disclosed.
  • the concrete composition circuit and electronic device of the module are disclosed.
  • this embodiment first discloses the specific composition circuit of the processing module:
  • the processing module includes a CPU processing unit, a memory unit and a CPU interface circuit unit.
  • the CPU processing unit includes an RK3399 processing chip and its peripheral circuits.
  • the memory unit includes a DDR3 access memory, a DDR3L access memory, an LPDDR3 access memory, or an LPDDR4 access memory that is communicatively connected with the RK3399 type processing chip.
  • the CPU interface circuit unit includes all the GPIO interfaces in the RK3399 processing chip, which is used to implement information interaction between the RK3399 processing chip and external modules.
  • the RK3399 processing chip is used as the processing core of the entire operating terminal for data processing and running programs of the operating terminal.
  • the RK3399 processing chip has two A72 large cores and four A53 small cores. , With powerful processing performance, it can realize rapid data processing and ensure the smooth running of the entire operation terminal.
  • this embodiment also provides a memory unit to ensure the stable operation of the RK3399 processing chip, which is used to temporarily store the operation data in the RK3399 processing chip and to interact with the storage module to realize distributed Stable operation of the ledger operating program and real-time reading of virtual currency data.
  • the RK3399 processing chip supports a variety of memory particles, that is, it supports external DDR3 access memory, DDR3L access memory, LPDDR3 access memory or LPDDR4 access memory, so it has better compatibility.
  • two 32-bit bandwidth LPDDR3 access memory is used to form a memory circuit of 2GB by default, which can be freely expanded to 4GB. While ensuring low enough power consumption, the RK3399 processing chip has excellent performance .
  • Figure 5 and Figure 6 respectively represent the first and second memory control circuits of the RK3399 processing chip. Since 2 LPDDR3 memory accesses are used in this embodiment, RK3399 needs to be connected separately
  • the DDR series pins of the RK3399 processing chip (the pins shown in Figure 5 and Figure 6) form the memory circuit of the RK3399 processing chip to ensure the stable operation of the RK3399 processing chip.
  • a complete processor must have a GPIO interface, that is, an IO port, which is used to implement data interaction with external devices, as shown in Figures 2 to 4, and Figures 2 to 4 are specific circuits in the CPU interface circuit unit.
  • GPIO interface that is, an IO port, which is used to implement data interaction with external devices
  • Figures 2 to 4 are specific circuits in the CPU interface circuit unit.
  • They are the specific circuit diagrams of the first interface circuit of the CPU, the second interface circuit of the CPU, and the third interface circuit of the CPU. They are the GPIO interfaces of the RK3399 processing chip, which are used to control the communication module, audio module, etc., as detailed in the following description .
  • the RK3399 processing chip needs an external 24M crystal, and the crystal oscillator circuit integrated in the RK3399 processing chip forms a CPU clock source, so that the main frequency of the RK3399 processing chip can reach 1.8GHZ , The memory clock signal reaches 800MHZ, which ensures the stable and reliable operation of the sequence of the entire PK3399 processing chip.
  • the XIN_OSC pin and XOUT_OSC pin of the RK3399 processing chip are electrically connected to a 24M crystal, which is Y1 in Figure 2.
  • the storage module includes an embedded memory and a high-speed hard disk, wherein the embedded memory stores the distributed ledger operating program, and the high-speed hard disk stores virtual currency data based on the blockchain distributed ledger .
  • the reading module is the EMMC interface unit and the PCIE interface unit of the RK3399 processing chip.
  • the RK3399 processing chip is communicatively connected to the embedded memory through the EMMC interface unit, and is used to read the distributed ledger operating program.
  • the RK3399 processing chip is communicatively connected to the high-speed hard disk through the PCIE interface unit, and is used to read the virtual currency data based on the blockchain distributed ledger.
  • an embedded memory is used to store distributed ledger operating programs
  • a high-speed hard disk is used to store virtual currency data.
  • the embedded memory is EMMC.
  • the embedded memory is based on nand flash. Its read and write access speed, capacity and reliability are much better than nand flash. It has become the best choice in the embedded field. .
  • the RK3399 processing chip communicates with the embedded memory through its EMMC interface unit, which is used to realize fast reading of the running program of the distributed ledger.
  • the EMMC interface unit is the EMMC series pins of the RK3399 processing chip, that is, the EMMC_D0 pins ⁇ EMMC_D7 pins, EMMC_CLK pins, EMMC_CMD pins and EMMC_STRB pins in Figure 7 through the above pins.
  • Pin communication connects the embedded memory to realize the communication connection between the RK3399 processing chip and the embedded memory.
  • the model of the embedded memory is KLMAG1JETD-B041, and the specific circuit is shown in FIG. 7.
  • the embedded memory also stores a system image, linux and Android dual systems as the operating system of the entire operating terminal.
  • the PCIE interface unit is the PCIE series pins of the RK3399 processing chip, that is, the pins given by the RK3399 processing chip in Figure 8, such as PCIE_TXO_P, etc., while the high-speed hard disk passes through the PCIE series pins
  • the RK3399 type processing chip is communicatively connected to realize fast reading of virtual currency data in the high-speed hard disk.
  • the RK3399 processing chip After the RK3399 processing chip reads the virtual currency data in the high-speed hard disk and the distributed ledger operating program in the embedded memory, it will establish a communication connection with the blockchain server through the communication module to realize the transfer and transfer of the virtual currency
  • the specific operation of the communication module is as follows:
  • the communication module is an AP6255 type communication chip and its peripheral circuits, wherein the RK3399 type processing chip communicates with the AP655 type communication chip through its SDIO interface and a PCM serial port, so as to make the distributed ledger operating program communicate
  • the block chain server realizes the real-time update of the virtual currency data based on the block chain distributed ledger.
  • the RK3399 type processing chip is also electrically connected to the AP6255 type communication chip through its GPIO interface for controlling the AP6255 type communication chip.
  • Figure 9 is the circuit diagram of AP6255 communication chip
  • Figure 10 is the interface circuit diagram of RK3399 processing chip and AP6255 communication chip.
  • the communication module is an AP6255 communication chip and its peripheral circuits.
  • the AP6255 communication chip is a dual-band WIFI Bluetooth module with a 5.8G frequency band, which is a single antenna design, as shown in Figure 9, 9 is the circuit diagram of the AP6255 communication chip. J12 in the figure represents the antenna.
  • the AP6255 communication chip is a standard SDIO interface. You only need to connect the SDIO interface of the RK3399 processing chip to the AP6255 communication chip and perform the necessary power-on Time sequence control, normal power supply can realize the WIFI communication function, and its Bluetooth is a serial port and interface for PCM that support voice and communication.
  • the PCM serial port can realize the Bluetooth communication function.
  • the PCM serial port of the RK3399 processing chip is the GPIO_C0/ARTO_RX_u pin, GPIO_C0/ARTO_TX_u pin, etc. shown in Figure 9.
  • the connection tube between the AP6255 communication chip and the RK3399 processing chip The feet are shown in Figure 9 and Figure 10.
  • FIG. 2 is the first interface circuit of the CPU
  • FIG. 3 is the second interface circuit of the CPU
  • FIG. 4 is the third interface circuit of the CPU.
  • the WIFI_REG_ON_H pin, WIFI_HOST_WAKE_L pin, BT_HOST_WAKE_L pin and BT_REG_ON_H pin of the AP6255 communication chip are electrically connected to the W31 pin, V31 pin, AA25 pin and V30 housekeeper of the RK3399 processing chip, respectively.
  • the above-mentioned pins of the type processing chip are all GPIO interface pins, that is, through the above design, the RK3399 type processing chip can control the WIFFI communication and Bluetooth communication of the AP6255 type communication chip through the GPIO interface.
  • the AP6255 communication chip belongs to the wireless communication sub-module.
  • the human-computer interaction module is specifically:
  • the human-computer interaction module includes a touch screen, wherein the touch screen is communicatively connected to the MIPI interface of the RK3399 processing chip, used to display the operation interface of the distributed ledger running program, and realize human-computer interaction through the operation interface .
  • the RK3399 type processing chip is also electrically connected to the touch screen through its GPIO interface for controlling the touch screen.
  • the touch screen is used to realize the human-computer interaction function, that is, the operation interface of the distributed ledger running program is displayed, and the human-computer interaction is realized through the operation interface.
  • Figures 11-13 are the MIPI interface circuit diagram of the RK3399 processing chip, the connection circuit diagram of the touch screen, and the backlight drive circuit diagram of the touch screen.
  • the RK339 processing chip can support dual MIPI interface output, RGB parallel port output, EDP output and HDMI output.
  • the MIPI interface is used for output, which is a standard display interface, and the display function can be realized only by connecting the corresponding MIPI interface pins to the touch screen, as shown in FIG. 11.
  • the touch screen is connected to the RK3399 processing chip through the FPC connector, as shown in Figure 12.
  • the AXE634124 in Figure 12 represents the FPC connector, which can be directly connected to the touch screen, and the FPC connector is through MIPI
  • the interface pin communicates with the RK3399 processing chip.
  • the touch screen itself has a backlight that needs to be controlled.
  • the backlight is composed of multiple LED lights in series.
  • a constant current source backlight driver chip U20 is used for driving, as shown in Figure 13, where, The resistor R141 and the resistor R142 are used to determine the working current source and can adjust the brightness of the touch screen.
  • the fourth pin of U20 can also control the brightness of the touch screen.
  • the touch screen contains a touch chip.
  • a CON5 interface socket is provided.
  • I2C1_SCL and I2C1_SDA interrupt and reset signals are used to control the touch chip to realize the function of capacitive touch. .
  • human-computer interaction can be realized through the touch screen.
  • control of the touch screen can also be achieved through the CPU interface circuit unit, such as controlling the touch screen backlight, screen reset, screen wake-up, etc.
  • the CPU interface circuit unit such as controlling the touch screen backlight, screen reset, screen wake-up, etc.
  • the first pin of the CON5 interface socket namely the TOUCH_INT_L pin
  • the first pin of the CON5 interface socket is electrically connected to the M29 pin of the RK3399 processing chip to realize the touch wake-up function.
  • the RST pin of AXE634124 is electrically connected to the AG4 pin of the RK3399 processing chip, which can realize the touch screen reset function.
  • the EN pin of the constant current source backlight driver chip U20 is electrically connected to the AF5 pin of the RK3399 processing chip. Adjustment of the screen backlight.
  • the above-mentioned pins of the RK3399 processing chip are all the pins of the GPIO interface, and the touch screen can be controlled through the GPIO interface.
  • the power module includes an RK808-D power management chip, a complete machine power supply circuit unit, a CPU main power supply circuit unit and a GPU power supply circuit unit.
  • the power supply circuit unit of the whole machine includes a 3.3V power supply circuit and a 5V power supply circuit, wherein the output voltage of the 3.3V power supply circuit is 3.3V, and its output terminal is electrically connected to the input terminal of the RK808-D power management chip
  • the output voltage of the 5V power supply circuit is 5V, and is electrically connected to the power supply terminal of the human-computer interaction module.
  • the output terminal of the RK808-D power management chip is electrically connected to the power supply terminal of the RK3399 processing chip through the CPU main power supply circuit unit and the GPU power supply circuit unit, so as to realize the Internal CPU power supply and GPU power supply.
  • the power module also includes a TYPEC interface circuit, a TYPEC fast charging circuit and a battery.
  • the TYPEC interface circuit is used as a charging interface.
  • the output terminal of the TYPEC fast charging circuit is electrically connected to the input terminal of the TYPEC fast charging circuit.
  • the output terminal of the TYPEC fast charging circuit is electrically connected to the battery to charge the battery.
  • the input ends of the 3.3V power supply circuit and the 5V power supply circuit are respectively electrically connected to realize power supply to the virtual coin portable operating terminal.
  • Figures 14-27 show the specific circuit diagrams of the power supply module.
  • a battery is used to supply power to the entire terminal.
  • the battery is a rechargeable battery.
  • the battery supplies power to the power supply circuit unit of the whole machine.
  • the power supply circuit unit of the whole machine includes a 3.3V power supply circuit and a 5V power supply circuit, as shown in Figure 15 and Figure 16, where the VCC_SYS represents battery power supply, where the output voltage of the 3.3V power supply circuit is 3.3V, and its output terminal is electrically connected to the input terminal of the RK808-D power management chip.
  • the output voltage of the 5V power supply circuit is 5V, and it is electrically connected to the touch screen, that is, connected to the voltage input terminal of the backlight driving circuit diagram.
  • FIG. 13 for realizing backlight power supply of the touch screen.
  • the output terminal of the 3.3V power supply circuit After the output terminal of the 3.3V power supply circuit is electrically connected to the input terminal of the RK808-D power management chip, it not only supplies power to the RK3399 processing chip, but also supplies power to the AP6255 communication chip, embedded memory and high-speed hard disk.
  • Figure 17 shows the power supply interface circuit diagram of the RK3399 processing chip.
  • the first output terminal VDD_CENTER of the RK808-D power management chip is electrically connected to the M11 pin to M15 pin, N11 pin to N12 pin and P13 pin to P15 pin of the RK3399 processing chip. , To supply power for the RK3399 processing chip.
  • the second output terminal VDD_CPU_L of the RK808-D power management chip is electrically connected to the P20 pin, R19 pin, R20 pin, P22 pin, T22 pin, T20 pin and R22 pin of the RK3399 processing chip. RK3399 processing chip power supply.
  • the CPU main power supply circuit unit includes a first power supply circuit, a second power supply circuit, a third power supply circuit, and a first main power supply circuit and a second main power supply circuit.
  • FIG. 18, FIG. 19, and FIG. 20 respectively show the first power supply circuit.
  • Figure 19 also has an overheating protection circuit.
  • the third output terminal IOUT3 of the RK808-D power management chip is electrically connected to the input terminals of the first power supply circuit and the third power supply circuit respectively.
  • the output voltage of the first power supply circuit is 0.9V and is used to electrically connect the RK3399 processing chip
  • the T24 pin realizes the 0.9V power supply of the RK3399 processing chip.
  • the first power supply circuit uses the SY8088AAC type step-down synchronous chip to achieve the step-down of the 3.3V input voltage. For details, please refer to FIG. 18.
  • the output voltage of the third power supply circuit is 1.8V, which is used to electrically connect the P18 pin of the RK3399 processing chip to realize the 1.8V power supply of the RK3399 processing chip.
  • the third power supply circuit adopts a PT5108E23E-18 linear voltage regulator chip to realize 1.8V power supply to the RK3399 processing chip. Please refer to Figure 19 for details.
  • the third output terminal IOUT4 of the RK808-D power management chip is electrically connected to the input terminal of the second power supply circuit.
  • the output voltage of the second power supply circuit is 0.9V, which is used to electrically connect to the R17 pin of the RK3399 processing chip, which also realizes RK3399
  • the 0.9V power supply of the type processing chip please refer to Figure 18 for the specific circuit.
  • a first main power supply circuit and a second main power supply circuit are added to supply power to the CPU part of the RK3399 processing chip, as shown in Figure 20 respectively.
  • the third output terminal IOUT3 and the fourth output terminal IOUT4 of the RK808-D power management chip are electrically connected to the input terminal of the first main power supply circuit, and the output terminal VDD_CPU_B of the first main power supply circuit is electrically connected to the RK3399 processing chip.
  • the first main power supply circuit adopts the SYR837 type synchronous step-down regulator chip to realize power supply for the CPU part of the RK3399 type processing chip. Please refer to Figure 20 for the specific circuit.
  • the third output terminal IOUT3 of the RK808-D power management chip is also electrically connected to the input terminal of the second main power supply circuit, and the output terminal VDD_LOG of the second main power supply circuit is electrically connected to the RK3399 processing chip.
  • V18 pin ⁇ V22 pin, W20 pin, U18 pin, U17 pin, M17 pin, L17 pin, T17 pin and U20 pin are realized to supply power for the CPU part of the RK3399 processing chip.
  • the second main power supply circuit also uses the SY8088AAC step-down synchronous chip to supply power to the CPU part of the RK3399 processing chip. Please refer to Figure 20 for the specific circuit.
  • a GPU power supply circuit unit is provided to separately supply power to the GPU in the RK3399 processing chip, specifically:
  • the fourth output terminal IOUT4 of the RK808-D power management chip is electrically connected to the input terminal of the GPU power supply circuit unit, and the output terminal VDD_GPU of the GPU power supply circuit unit is electrically connected to the power supply terminal of the GPU in the RK3399 processing chip. That is, the GPU_VDD_1 pin ⁇ GPU_VDD_20 pin in Figure 17 realizes the independent power supply to the GPU in the RK3399 processing chip.
  • the GPU power supply circuit unit adopts the SYR838PKC type DC-DC chip to implement the GPU power supply circuit unit. Please refer to FIG. 21 for the specific circuit.
  • an overheating protection circuit is also provided, as shown in Figure 19, through this circuit, when the temperature is too high, the power supply is automatically cut off to ensure that the RK3399 is processed The safe power supply of the chip.
  • the battery is used for power supply, that is, when the battery is charged, the battery is preferentially powered, and when the battery is out of power, the TYPEC fast charging circuit is used for fast charging.
  • the TYPEC fast charging circuit is used for fast charging.
  • Figures 22-25 are the first and second TYPEC interface circuits of the RK3399 processing chip, the third TYPEC interface circuit of the RK3399 processing chip, the external USB TYPEC interface circuit and the power switch circuit. .
  • the RK3399 processing chip supports two HOST2,0 and two HOST3.0.
  • One of the HOST3.0 is multiplexed with the TYPEC interface.
  • only one TYPCE interface is used, as shown in Figures 22-25 , It acts as a battery fast charging interface, that is, the VCC_TYPEC pin in Figure 24 is electrically connected to the input end of the TYPEC fast charging circuit to realize fast charging of the battery. At the same time, it can also serve as an interface for downloading various programs and data interaction.
  • the TYPEC interface provided in this embodiment can also be converted into an Ethernet interface for surfing the Internet, and converted into an HDMI interface for external connection of a large high-definition screen.
  • the power switch circuit is used to switch the function of the TYPEC interface. For example, when the power switch chip U45 in the power switch circuit is powered by the motherboard itself, the TYPEC interface is used as the HOST interface.
  • the TYPCE interface serves as an interface for downloading various programs and data interaction, it belongs to the wired communication sub-module.
  • Figure 26 is a specific circuit diagram of the TYPEC fast charging circuit
  • Figure 27 is a schematic diagram of battery power supply.
  • the TYPEC fast charging circuit adopts the BQ25700 charging chip to realize the fast charging of the battery.
  • the battery supplies power to the power supply circuit unit of the whole machine through the VCC_SYS pin.
  • the battery has no power, through Connect the TYPEC interface, and use the BQ25700 charging chip to output voltage from the VCC_SYS pin to achieve power supply to the power supply circuit unit of the whole machine.
  • the power supply to the entire portable operating terminal can be realized, and the normal operation of the entire terminal can be ensured.
  • an image reading module is also provided to realize the collection of external images, which is specifically as follows:
  • the image reading module is a camera
  • the RK3399 processing chip communicates with the camera through its MIPI interface, and is used to control the camera to read the external virtual currency address QR code , And pass it into the distributed ledger running program for identification to realize the sending of virtual currency.
  • Figure 28 is the specific circuit of the camera
  • Figure 29 is the interface circuit diagram of the RK3399 processing chip and the camera.
  • an external camera with 200W to 1300W pixels is connected.
  • Figure 28 and Figure 29 for specific connection circuit diagrams.
  • an audio module is also provided to implement audio communication of the operating terminal, which is specifically as follows:
  • the portable operating terminal also includes an audio module, where the audio module includes an ALC5651 type decoding chip and a power amplifier circuit, and the RK3399 type processing chip is electrically connected to the power amplifier circuit through the ALC5651 type decoding chip for realizing portable operation of virtual coins Terminal audio communication.
  • the audio module includes an ALC5651 type decoding chip and a power amplifier circuit
  • the RK3399 type processing chip is electrically connected to the power amplifier circuit through the ALC5651 type decoding chip for realizing portable operation of virtual coins Terminal audio communication.
  • the RK3399-type processing chip is also electrically connected to the power amplifier chip in the power amplifier circuit through its GPIO interface for controlling the audio module.
  • Figure 30 shows the specific circuit diagram of the ALC5651 decoding chip
  • Figure 31 shows the interface circuit diagram of the RK3399 processing chip and the ALC5651 decoding chip
  • Figure 32 shows the power amplifier circuit
  • the digital audio output of the RK3399 processing chip has an I2S interface, a PCM interface, and a SPDIF interface.
  • the T2S interface is selected, and the ALC5651 decoding chip is connected externally, and through the ALC5651 decoding chip
  • the external power amplifier circuit forms an audio module together to realize the audio communication of the virtual currency portable operating terminal.
  • the first pin of the power amplifier chip U2109 in the power amplifier circuit is also electrically connected to the U30 pin of the RK3399 processing chip, as shown in FIG. 2.
  • the control of the audio module can be realized through the pins of the GPIO interface of the RK3399 processing chip.
  • the present invention is a portable operating terminal for virtual currency based on blockchain.
  • the storage module of the operating terminal stores virtual currency data based on blockchain distributed ledger and distributed based on blockchain technology.
  • the running program of the ledger is also provided with a communication module and a human-computer interaction module.
  • the user can directly use the virtual currency portable operating terminal provided by the present invention to realize various operations of the virtual currency without relying on a computer. It is more convenient to use the virtual currency when going out, which greatly improves the block-based operation. The convenience of using the virtual currency of chain technology.
  • the present invention is not limited to the above-mentioned alternative embodiments.
  • anyone can derive other products in various forms under the enlightenment of the present invention, but regardless of any changes in its shape or structure, all that fall into the scope of the claims of the present invention The technical solutions within the scope fall within the protection scope of the present invention.

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Abstract

La présente invention concerne un terminal d'opération portable de monnaie virtuelle à base de chaîne de blocs, comprenant un module de stockage, un module de lecture, un module de traitement, un module de communication, un module d'interaction homme-machine et un module d'alimentation électrique ; le module de stockage stocke des données de monnaie virtuelle à base de registre distribué de chaîne de blocs et un programme d'exploitation de registre distribué basé sur une technologie de chaîne de blocs ; le module de traitement a une liaison de communication avec le module de stockage au moyen du module de lecture, le module de traitement a une liaison de communication avec le module d'interaction homme-machine, et le module d'alimentation électrique est électriquement connecté séparément à des bornes d'alimentation électrique du module de lecture, du module de traitement, du module de communication et du module d'interaction homme-machine. Le terminal peut effectuer une opération de monnaie virtuelle à tout moment et en tout lieu, ce qui améliore la commodité d'utilisation.
PCT/CN2019/129981 2019-08-19 2019-12-30 Terminal d'opération portable de monnaie virtuelle à base de chaîne de blocs WO2021031503A1 (fr)

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PCT/CN2019/129981 WO2021031503A1 (fr) 2019-08-19 2019-12-30 Terminal d'opération portable de monnaie virtuelle à base de chaîne de blocs

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