Intelligent handheld terminal

Abstract

The invention discloses an intelligent handheld terminal, which belongs to the technical field of measurement and control, and comprises a wireless communication module, an embedded master control module, a multi-mode man-machine interaction module and a battery module, wireless connection between the handheld terminal and a remote device or system is achieved through the wireless communication module so as to carry out wireless transmission and receiving of data, the data are processed through the embedded master control module, man-machine interaction is achieved through the multi-mode man-machine interaction module, the remote device is controlled, and the remote device is controlled through the multi-mode man-machine interaction module. A highly-integrated intelligent control terminal integrating wireless communication, multi-mode man-machine interaction, real-time state feedback and safety instruction execution is formed, and the intelligent control terminal is suitable for industrial automation, emergency rescue, special operation, remote equipment operation and maintenance and other scenes with high requirements for safety, real-time performance and operation convenience.

Description

Technical Field

[0001] This invention belongs to the field of measurement and control technology, specifically relating to an intelligent handheld terminal for remote operation and status monitoring in complex environments. Background Technology

[0002] With the rapid development of the Internet of Things, wireless communication, and edge computing technologies, remote control devices are becoming increasingly common in various high-risk or inaccessible work environments. Traditional remote control terminals mostly rely on fixed consoles or single-function handheld devices, which have the following shortcomings: 1) The equipment has low integration and weak expandability, requiring multiple peripheral systems, resulting in high deployment and maintenance costs; 2) Difficulty in multi-device collaboration: In multi-person collaboration scenarios, there is a lack of intelligent interactive collaboration mechanisms between terminals, resulting in low information transmission efficiency; 3) The presentation of status information is outdated, failing to provide multi-dimensional, visual, and dynamic real-time feedback; 4) Poor environmental adaptability: In harsh environments such as noisy, bright light, and vibration, traditional interaction methods fail and communication quality is easily interfered with.

[0003] While some existing smart terminals possess wireless communication and touch control functions, they generally lack systematic optimization for remote measurement and control needs in complex environments, especially in the integrated design of "high-reliability communication - intelligent interaction - safety control - status closed-loop feedback," where there are still significant gaps. Summary of the Invention

[0004] In view of one or more of the above-mentioned defects or improvement needs of the prior art, the present invention provides an intelligent handheld terminal that can achieve stable, secure and efficient control of remote devices or systems.

[0005] To achieve the above objectives, the present invention provides an intelligent handheld terminal, which includes a wireless communication module, an embedded main control module, a multimodal human-computer interaction module, and a battery module; The wireless communication module can wirelessly connect with remote devices for wireless data transmission and reception. The embedded main control module serves as the core processing platform and is connected to the wireless communication module, the multimodal human-computer interaction module, and the battery module. It is used to receive and process the data transmitted by each module. The multimodal human-computer interaction module is connected to the embedded main control module and is used to receive user commands and display relevant information through human-computer interaction; The battery module is connected to the embedded main control module, the wireless communication module, and the multimodal human-machine interaction module to provide power to the entire device.

[0006] As a further improvement of the present invention, the embedded main control module includes a processor chip and a memory.

[0007] The processor chip integrates multiple quad-core processors; the memory is used to provide running memory and information storage.

[0008] As a further improvement of the present invention, the embedded main control module is also provided with two Ethernet interfaces, one of which is an optical fiber interface and the other is an RJ45 interface, for wired direct connection with external devices; the embedded main control module is also provided with an HDMI interface, which serves as an information printing interface during system debugging.

[0009] As a further improvement of the present invention, the wireless communication module adopts a dual-band redundant communication mechanism and communicates with the embedded main control module through a USB2.0 interface and a COM_UART interface.

[0010] As a further improvement of the present invention, the wireless communication module has a built-in communication status awareness engine to monitor and output the operating status parameters of the wireless communication module in real time.

[0011] As a further improvement of the present invention, the multimodal human-computer interaction module includes a display component and buttons; the display component is a touch screen, which is connected to the embedded main control module through a MIPI interface and an I2C interface; the buttons include physical buttons and virtual buttons; the virtual buttons are integrated on the touch screen, the physical buttons are located on the side of the touch screen, and the embedded main control module provides 16 channels of input signal acquisition corresponding to the physical buttons.

[0012] As a further improvement of the present invention, the battery module includes a battery pack and a charge / discharge protection unit; the battery pack is used to store electrical energy; the charge / discharge protection unit is provided with a power supply interface, which can be connected to a power supply device through a connector; the charge / discharge protection unit is connected to the battery pack, providing a charging channel and a discharging channel for the battery pack; the charge / discharge protection unit is connected to the embedded main control module, and is connected to the wireless communication module and the multimodal human-machine interaction module through the embedded main control module.

[0013] As a further improvement of the present invention, the battery pack is connected to the embedded main control module via the SMBUS1.1 communication protocol.

[0014] As a further improvement of the present invention, a battery protection unit is also provided corresponding to the battery pack. The battery protection unit integrates single-cell overcharge protection, single-cell over-discharge protection, charging overcurrent protection, discharging overcurrent protection, short circuit protection, charging high temperature protection, charging low temperature protection, and discharging high temperature protection functions.

[0015] As a further improvement of the present invention, the intelligent handheld terminal also includes a housing, in which the wireless communication module, the embedded main control module, the multimodal human-computer interaction module and the battery module are integrated; the housing connection is filled with a conductive sealing strip, and an electromagnetic shielding film is attached to the outer layer of the touch screen of the multimodal human-computer interaction module.

[0016] The aforementioned improved technical features can be combined with each other as long as they do not conflict with each other.

[0017] In summary, the beneficial effects of the above-described technical solutions conceived by this invention compared with the prior art include: (1) The intelligent handheld terminal of the present invention enables wireless connection between the handheld terminal and remote devices or systems through a wireless communication module for wireless data transmission and reception. The data is processed through an embedded main control module and human-machine interaction is achieved through a multimodal human-machine interaction module to control remote devices. This forms a highly integrated intelligent control terminal that integrates wireless communication, multimodal human-machine interaction, real-time status feedback and safety command execution. It is suitable for scenarios with high requirements for safety, real-time performance and ease of operation, such as industrial automation, emergency rescue, special operations, and remote equipment maintenance.

[0018] (2) The intelligent handheld terminal of the present invention has a protection unit set by the corresponding battery pack, and a shell set by each module. The shell connection is filled with conductive sealing strips, and an electromagnetic shielding film is attached to the outer layer of the touch screen. This makes the handheld terminal have strong environmental adaptability, high interactive intelligence and multiple safety protection mechanisms, improve the applicability of the product, and is suitable for high-risk operation scenarios such as power inspection, mine monitoring, fire rescue, and unmanned system dispatch. Attached Figure Description

[0019] To more clearly illustrate the technical solutions in the embodiments of the present invention, the accompanying drawings used in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0020] Figure 1 This is a schematic diagram of the structure of the intelligent handheld terminal in an embodiment of the present invention; Figure 2 This is a schematic diagram of the embedded main control module in an embodiment of the present invention; Detailed Implementation To make the objectives, technical solutions, and advantages of this invention clearer, the invention will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative and not intended to limit the invention. Furthermore, the technical features involved in the various embodiments of this invention described below can be combined with each other as long as they do not conflict with each other.

[0021] In the description of this invention, it should be understood that, unless otherwise expressly specified and limited, the terms "first," "second," "third," etc., are used to distinguish different objects, not to describe a specific order. Furthermore, the terms "comprising" and "having," and any variations thereof, are intended to cover non-exclusive inclusion. For example, a process, method, system, product, or apparatus that includes a series of steps or units is not limited to the listed steps or units, but may optionally include steps or units not listed, or may optionally include other steps or units inherent to these processes, methods, products, or apparatuses.

[0022] In this invention, unless otherwise explicitly specified and limited, the terms "installation," "connection," "linking," and "fixing," etc., should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral part; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; they can refer to the internal communication of two components or the interaction between two components, unless otherwise explicitly limited. Those skilled in the art can understand the specific meaning of the above terms in this invention according to the specific circumstances.

[0023] Example: Please see Figures 1-2 In a preferred embodiment of the present invention, the intelligent handheld terminal includes a wireless communication module, a power supply module, an embedded main control module, and a multimodal human-computer interaction module, wherein the embedded main control module is connected to the wireless communication module, the power supply module, and the multimodal human-computer interaction module.

[0024] Specifically, in the preferred embodiment, the wireless communication module is equipped with an antenna interface, which can be connected to an antenna via a connector to establish a wireless communication connection with a remote device or system for wireless data transmission and reception. The preferred wireless communication module employs a dual-band redundant communication mechanism, with one band operating in the 600MHz band and the other in the 1.4GHz band. It supports adaptive switching, anti-interference frequency modulation, custom frequency hopping bandwidth and frequency locking, custom transmit power, and adaptive rate adjustment to automatically select the optimal communication link based on environmental interference and task requirements. Simultaneously, it supports point-to-point and MESH network topologies to adapt to the networking needs of different application scenarios and improve intelligent interactive collaboration and information transmission rates. In a specific embodiment of the present invention, the wireless communication module integrates an encrypted communication protocol, which is compatible with SNOW3G, ASE 128 and ZUC algorithms, to ensure the confidentiality and integrity of the instruction transmission process.

[0025] Preferably, the wireless communication module has a built-in communication status awareness engine to monitor and output key operating status parameters of the wireless communication module in real time, such as signal strength, round-trip delay, packet loss rate, bandwidth, and bandwidth utilization.

[0026] Preferably, the wireless communication module in this invention receives AT commands via WebUI or socket transmission to quickly configure and collect communication indicators, and optimizes and updates subsequent software functions through OTA upgrades, so that the software can be remotely improved, vulnerabilities fixed and new functions added after the product leaves the factory.

[0027] The wireless communication module of this invention can provide a maximum communication rate of up to 80Mbps, a maximum transmission distance of 20km, and stable communication at a maximum speed of 300km / h. It is equipped with open circuit protection and over-temperature protection to ensure that the device is not damaged in extreme environments.

[0028] Furthermore, in the preferred embodiment of the present invention, the embedded main control module serves as the core processing platform to process the data transmitted by each module. Its core processor chip adopts the RK3588M high-performance, low-power processor chip, which integrates a quad-core ARM Cortex-A76 and a quad-core ARM Cortex-A55 processor and runs an Ubuntu operating system based on the Linux kernel.

[0029] Preferably, the embedded main control module integrates 32GB of high-capacity LPDDR4 memory to meet the memory requirements of application software in multi-core working scenarios; at the same time, the embedded main control module integrates 128GB of eMMC storage to meet the storage requirements of embedded operating system and software data, logs and other information.

[0030] Preferably, in order to enable connection with other modules and support signal connection of integrated different peripherals, interface circuits such as Ethernet interface, MIPI interface, HDMI interface, USB interface, I2C interface and digital input / output interface are set on the periphery of the embedded main control module. Through these interfaces, information interaction between the embedded main control module and the internal modules of the device can be completed, and the switching and expansion of various peripheral devices can be performed according to changes in requirements.

[0031] Specifically, the embedded main control module communicates with the wireless communication module through one USB 2.0 interface and one COM_UART interface for wireless data transmission and wireless communication parameter configuration acquisition. At the same time, the embedded main control module also provides two 10M / 100M / 1000M Ethernet interfaces, one of which is designed as an optical fiber interface and the other as an RJ45 interface, to provide wired direct connection to the host computer or external test equipment in scenarios where wireless communication is not possible. Preferably, an HDMI interface is also provided as an information printing interface during system debugging.

[0032] Furthermore, in the preferred embodiment, the multimodal human-computer interaction module is used for human-computer interaction to receive user commands and display relevant information. Specifically, the multimodal human-computer interaction module includes a display component and buttons; wherein the display component is a touch screen, which is an 8-inch high-brightness touch AMOLED display with a 16.7M full-color gamut and a 60Hz refresh rate; at the same time, the touch screen is connected to the embedded main control module through one MIPI interface and one I2C interface to display key information such as the real-time status of external devices and environmental parameters, realizing data transmission and touch operation of the human-computer interaction interface.

[0033] Meanwhile, the buttons include physical buttons and virtual buttons; the virtual buttons are integrated on the touch screen, while the physical buttons are located on the side of the screen, including key operation physical buttons such as up, down, left, right, menu, lighting, confirm, and cancel, and the touch screen is enabled and disabled, so that all human-computer interaction is completed based on the physical buttons, and the virtual buttons are used for auxiliary operation.

[0034] Correspondingly, the embedded main control module provides 16 input signals for the corresponding buttons to perform operations such as up, down, left, right, menu, lighting, touch screen, confirm, and cancel, as well as to determine the fiber optic connection status; and further optimizes the provision of 5 output signals to realize functions such as button backlighting and providing power to the fiber optic cable.

[0035] Furthermore, in a preferred embodiment of the present invention, the power supply module includes a battery pack and a charge / discharge protection unit. The battery pack, used for storing electrical energy, employs a high-energy-density lithium battery pack with a runtime of no less than 2.5 hours. Preferably, a battery protection unit is provided corresponding to the battery pack. This battery protection unit integrates protection functions such as single-cell overcharge protection, single-cell over-discharge protection, charging overcurrent protection, discharging overcurrent protection, short-circuit protection, charging high-temperature protection, charging low-temperature protection, and discharging high-temperature protection to ensure the safe use of the battery pack. Preferably, the battery pack communicates with the embedded main control module via the SMBUS 1.1 communication protocol to exchange information such as battery pack status and protection threshold configuration.

[0036] Accordingly, one end of the charge / discharge protection unit is connected to the battery pack, providing charging and discharging channels for the battery pack, while the other end is connected to the embedded main control module. Through the embedded main control module, it connects to the wireless communication module and the multimodal human-machine interface module, enabling electrical connections between the power supply module and each module, providing power for their operation. Simultaneously, a power supply interface is provided on the charge / discharge protection unit to connect to external power supply equipment via a connector. This converts the external 28V power supply to 32V, which is then used to charge the battery pack and power the modules within the device through the charging channel. Simultaneously, the battery pack powers the modules within the device through the discharging channel and the charge / discharge protection unit. Thus, the charge / discharge protection unit completes the functions of power supply for the entire device, battery charging / discharging, and power distribution protection for the device.

[0037] Preferably, in the preferred embodiment of the present invention, each module is integrated into an aluminum alloy housing, and conductive sealing strips are filled at the housing connection points. An electromagnetic shielding film is attached to the outer layer of the display screen, and the antenna adopts a lightning protection design to ensure the normal operation of the equipment in a complex electromagnetic environment.

[0038] Preferably, all connectors, physical buttons, and light switches in the device are waterproof, and waterproof sealant is filled between the display screen and the panel, providing an IP67 protection rating. At the same time, all components of the device are imported industrial-grade or higher, and heat sinks are provided for heat dissipation of heat-generating components, enabling the device to operate stably in environments ranging from -40℃ to +60℃.

[0039] Preferably, the intelligent handheld terminal performs secondary confirmation of key operations to prevent accidental triggering, and all operation behaviors are logged to support post-event traceability. It also supports role-based access control, such as configuring different login passwords and granting different permissions for different roles like developers and operators, thereby achieving security and access control management of the intelligent handheld terminal.

[0040] This application also provides a computer-readable storage medium having a computer program stored thereon, which, when executed by a processor, implements the steps of the above-described method. The computer-readable storage medium may include, but is not limited to, any type of disk, including floppy disks, optical disks, DVDs, CD-ROMs, microdrives, as well as magneto-optical disks, ROMs, RAMs, EPROMs, EEPROMs, DRAMs, VRAMs, flash memory devices, magnetic cards or optical cards, nanosystems (including molecular memory ICs), or any type of medium or device suitable for storing instructions and / or data.

[0041] It should be noted that, for the sake of simplicity, the foregoing method embodiments are all described as a series of actions. However, those skilled in the art should understand that this application is not limited to the described order of actions, as some steps may be performed in other orders or simultaneously according to this application. Furthermore, those skilled in the art should also understand that the embodiments described in the specification are preferred embodiments, and the actions and modules involved are not necessarily essential to this application.

[0042] In the above embodiments, the descriptions of each embodiment have different focuses. For parts not described in detail in a certain embodiment, please refer to the relevant descriptions in other embodiments.

[0043] In the several embodiments provided in this application, it should be understood that the disclosed apparatus can be implemented in other ways. For example, the apparatus embodiments described above are merely illustrative; for instance, the division of units is only a logical functional division, and in actual implementation, there may be other division methods. For example, multiple units or components may be combined or integrated into another system, or some features may be ignored or not executed. Furthermore, the coupling or direct coupling or communication connection shown or discussed may be through some service interface; the indirect coupling or communication connection between devices or units may be electrical or other forms.

[0044] The units described as separate components may or may not be physically separate. The components shown as units may or may not be physical units; that is, they may be located in one place or distributed across multiple network units. Some or all of the units can be selected to achieve the purpose of this embodiment according to actual needs.

[0045] Furthermore, the functional units in the various embodiments of this application can be integrated into one processing unit, or each unit can exist physically separately, or two or more units can be integrated into one unit. The integrated unit can be implemented in hardware or as a software functional unit.

[0046] If the integrated unit is implemented as a software functional unit and sold or used as an independent product, it can be stored in a computer-readable storage device (CMD). Based on this understanding, the technical solution of this application, in essence, or the part that contributes to the prior art, or all or part of the technical solution, can be embodied in the form of a software product. This computer software product is stored in a memory and includes several instructions to cause a computer device (which may be a personal computer, server, or network device, etc.) to execute all or part of the steps of the methods described in the various embodiments of this application. The aforementioned memory includes various media capable of storing program code, such as USB flash drives, read-only memory (ROM), random access memory (RAM), portable hard drives, magnetic disks, or optical disks.

[0047] Those skilled in the art will understand that all or part of the steps in the various methods of the above embodiments can be implemented by a program instructing related hardware. The program can be stored in a computer-readable storage medium, which may include: a flash drive, a read-only memory (ROM), a random access memory (RAM), a magnetic disk, or an optical disk, etc.

[0048] The foregoing description is merely an exemplary embodiment of this disclosure and should not be construed as limiting the scope of this disclosure. Any equivalent changes and modifications made in accordance with the teachings of this disclosure shall still fall within the scope of this disclosure. Those skilled in the art will readily conceive of embodiments of this disclosure upon considering the specification and practicing the disclosure herein. This application is intended to cover any variations, uses, or adaptations of this disclosure that follow the general principles of this disclosure and include common knowledge or customary techniques in the art not described herein. The specification and embodiments are to be considered exemplary only, and the scope and spirit of this disclosure are defined by the claims.

[0049] The technical features of the above embodiments can be combined in any way. For the sake of brevity, not all possible combinations of the technical features in the above embodiments are described. However, as long as there is no contradiction in the combination of these technical features, they should be considered to be within the scope of this specification.

[0050] Those skilled in the art will readily understand that the above description is merely a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, and improvements made within the spirit and principles of the present invention should be included within the scope of protection of the present invention.

Claims

1. An intelligent handheld terminal, characterized in that, It includes a wireless communication module, an embedded main control module, a multimodal human-computer interaction module, and a battery module; The wireless communication module can wirelessly connect with remote devices for wireless data transmission and reception. The embedded main control module serves as the core processing platform and is connected to the wireless communication module, the multimodal human-computer interaction module, and the battery module. It is used to receive and process the data transmitted by each module. The multimodal human-computer interaction module is connected to the embedded main control module and is used to receive user commands and display relevant information through human-computer interaction; The battery module is connected to the embedded main control module, the wireless communication module, and the multimodal human-machine interaction module to provide power to the entire device.

2. The intelligent handheld terminal according to claim 1, characterized in that, The embedded main control module includes a processor chip and a memory; The processor chip integrates multiple quad-core processors; the memory is used to provide running memory and information storage.

3. The intelligent handheld terminal according to claim 2, characterized in that, The embedded main control module is also equipped with two Ethernet interfaces, one of which is an optical fiber interface and the other is an RJ45 interface, for wired direct connection with external devices; the embedded main control module is also equipped with an HDMI interface, which serves as an information printing interface during system debugging.

4. The intelligent handheld terminal according to claim 1, characterized in that, The wireless communication module adopts a dual-band redundant communication mechanism and communicates with the embedded main control module through a USB2.0 interface and a COM_UART interface.

5. The intelligent handheld terminal according to claim 1, characterized in that, The wireless communication module has a built-in communication status awareness engine to monitor and output the operating status parameters of the wireless communication module in real time.

6. The intelligent handheld terminal according to claim 1, characterized in that, The multimodal human-computer interaction module includes a display component and buttons; the display component is a touch screen, which is connected to the embedded main control module via a MIPI interface and an I2C interface; the buttons include physical buttons and virtual buttons; the virtual buttons are integrated on the touch screen, and the physical buttons are located on the side of the touch screen; the embedded main control module provides 16 channels of input signal acquisition corresponding to the physical buttons.

7. The intelligent handheld terminal according to claim 1, characterized in that, The battery module includes a battery pack and a charge / discharge protection unit; the battery pack is used to store electrical energy; the charge / discharge protection unit is provided with a power supply interface, which can be connected to a power supply device through a connector; the charge / discharge protection unit is connected to the battery pack, providing a charging channel and a discharging channel for the battery pack; the charge / discharge protection unit is connected to the embedded main control module, and is connected to the wireless communication module and the multimodal human-machine interaction module through the embedded main control module.

8. The intelligent handheld terminal according to claim 7, characterized in that, The battery pack is connected to the embedded main control module via the SMBUS 1.1 communication protocol.

9. The intelligent handheld terminal according to claim 7, characterized in that, The battery pack is also equipped with a battery protection unit, which integrates functions such as single-cell overcharge protection, single-cell over-discharge protection, charging overcurrent protection, discharging overcurrent protection, short circuit protection, charging high temperature protection, charging low temperature protection, and discharging high temperature protection.

10. The intelligent handheld terminal according to any one of claims 1 to 9, characterized in that, The intelligent handheld terminal also includes a housing, in which the wireless communication module, the embedded main control module, the multimodal human-computer interaction module and the battery module are integrated; the housing connection is filled with a conductive sealing strip, and the touch screen of the multimodal human-computer interaction module is covered with an electromagnetic shielding film.

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