Vehicle-mounted intelligent antenna terminal control system

Abstract

The invention belongs to the technical field of automobile control systems, and particularly relates to a vehicle-mounted intelligent antenna terminal control system. Comprising a multi-antenna array and adaptive beam forming module, an intelligent signal perception and environment identification module, a distributed antenna control module, a remote man-machine interaction and visualization control module, a multi-mode communication fusion and spectrum management module, an automatic satellite alignment and attitude compensation module and a system integration and power management module. According to the system, a plurality of high-gain antennas are deployed to form a phased-array antenna system, the signal transmitting / receiving direction is dynamically adjusted through a beam forming technology, a strongest signal path is covered or focused in multiple directions at the same time, the omnidirectional low-gain limitation of a single fin antenna is avoided, base station or satellite signals can be actively tracked, and the signal strength is improved.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of automobile control systems, in particular to a vehicle-mounted intelligent antenna terminal control system. BACKGROUND

[0002] The vehicle-mounted intelligent antenna terminal control system is mainly used for managing and controlling the working state of the vehicle-mounted antenna to ensure that the vehicle can achieve good wireless communication performance in various environments. It usually has the following functions: selecting appropriate antenna types and quantities and reasonably arranging antenna positions according to the use requirements and driving environment of the vehicle to ensure the best performance of the antenna; through sensor technology, real-time monitoring of the temperature, voltage, current and mechanical state of the antenna, once an abnormality is found, the system can immediately give a warning and take appropriate measures to ensure the normal operation of the antenna; according to the state and driving environment of the vehicle, automatically adjusting the parameters of the antenna such as angle, receiving sensitivity, etc. to optimize the performance of the antenna and improve the communication quality and positioning accuracy; during the driving process of the vehicle, according to the demand of different functions for the antenna, a reasonable priority control strategy is formulated to ensure the priority use of key functions, such as in emergency situations, the communication of the vehicle safety system is given priority; However, the existing control system still has the following technical problems when in use: For some large vehicles or special vehicles, even if the vehicle-mounted intelligent terminal adds an external fish fin antenna, there are still problems such as poor communication, large signal interference and many dead angles, which cannot meet the demand of the vehicle for signal coverage range and signal strength; part of the vehicle-mounted antenna controller adopts independent design, and the man-machine interaction and the control of the antenna movement are integrated on one controller, resulting in a heavy controller which is not easy to carry and install.

[0003] Therefore, the present application provides a vehicle-mounted intelligent antenna terminal control system to solve the above-mentioned problems. SUMMARY

[0004] The purpose of the present application is to provide a vehicle-mounted intelligent antenna terminal control system to solve the problems mentioned in the background.

[0005] To achieve the above-mentioned purpose, the present application provides the following technical scheme: a vehicle-mounted intelligent antenna terminal control system, comprising a multi-antenna array and an adaptive beamforming module, an intelligent signal sensing and environment recognition module, a distributed antenna control module, a remote man-machine interaction and visual control module, a multi-mode communication fusion and spectrum management module, an automatic satellite alignment and attitude compensation module and a system integration and power management module; The multi-antenna array and adaptive beamforming module is used to deploy multiple high-gain antennas to form a phased array antenna system, and through beamforming technology, the signal transmission and reception direction is dynamically adjusted to support multi-directional simultaneous coverage or focusing on the strongest signal path. The intelligent signal sensing and environment recognition module is used for collecting the signal strength, signal-to-noise ratio, interference spectrum distribution of each antenna channel, vehicle GPS position, heading angle and tilt posture in real time; using an AI algorithm to identify signal blind areas, interference sources and the best antenna combination and beam direction; The distributed antenna control module is used for sinking the antenna control function to the vicinity of the antenna, each antenna or antenna group being equipped with a small DCU, which communicates with the master control through CAN / LIN / Ethernet; The remote man-machine interaction and visual control module is used for providing a graphical operation interface, supporting real-time display of signal strength heat map, antenna pointing visualization, manual / automatic mode switching, fault diagnosis and alarm prompt; supporting access to the vehicle-mounted touch screen, tablet computer, mobile phone APP and remote dispatch center large screen by various terminals; The multi-mode communication fusion and spectrum management module integrates various communication links, including ground cellular, satellite communication, V2X vehicle networking and microwave relay; intelligently selecting the optimal link, preferentially 5G in urban areas, automatically switching to satellite in remote areas, frequency hopping or spread spectrum communication in high interference areas; The automatic satellite pointing and attitude compensation module integrates high-precision IMU and GPS, and senses the vehicle attitude in real time, automatically adjusts the antenna pointing when the vehicle moves or tilts, and keeps aligned with the satellite; The system integration and power management module is used for powering the entire system, and when the temperature of the entire control system is too high, the entire system is quickly cooled.

[0006] Preferably, the multi-antenna array and adaptive beamforming module includes a multi-antenna array unit, a radio frequency front end and phase control unit, a beamforming algorithm engine unit, a spatial signal processing and DOA estimation unit, and a multi-beam generation and switching unit; the multi-antenna array unit deploys 4-8 high-gain antennas in a linear, circular or planar array layout; the radio frequency front end and phase control unit adjusts the amplitude and phase of each antenna channel to realize beam direction control; the beamforming algorithm engine unit runs adaptive algorithms to dynamically optimize the beam direction; the spatial signal processing and DOA estimation unit estimates the signal direction of arrival to guide the beam pointing; the multi-beam generation and switching unit supports simultaneous formation of multiple beams or rapid switching of the main beam direction.

[0007] Preferably, the intelligent signal sensing and environment recognition module includes a multi-channel signal strength monitoring unit, a spectrum sensing and interference identification unit, a vehicle operating state sensing unit, an environment feature extraction and classification unit, an electromagnetic environment modeling and prediction unit, and an AI-driven scene recognition engine unit. The multi-channel signal strength monitoring unit collects RSSI, SINR, RSRP signal quality parameters of each antenna channel in real time; the spectrum sensing and interference identification unit is used for scanning the frequency band occupation, identifying the type and strength of the interference source; the vehicle running state sensing unit obtains the vehicle position, speed, heading, attitude motion information; the environment feature extraction and classification unit extracts scene features and identifies the communication environment type; the electromagnetic environment modeling and prediction unit constructs a local electromagnetic map and predicts signal change trends; the AI-driven scene recognition engine unit automatically identifies the current running scene based on a machine learning model.

[0008] Preferably, the distributed antenna control module includes a distributed control node unit, a master communication and instruction distribution unit, a synchronous clock and phase calibration unit, a fault isolation and redundancy switching unit, a low-latency communication bus unit, and a local power management and protection unit. The distributed control node unit is used to be deployed near each antenna to perform local driving and state feedback; the master communication and instruction distribution unit coordinates each DCU to achieve unified scheduling and instruction issuance; the synchronous clock and phase calibration unit ensures the timing and phase consistency of multiple antenna channels; the fault isolation and redundancy switching unit supports single-point fault without affecting the overall system operation; the low-latency communication bus unit provides high-speed and reliable internal communication links; and the local power management and protection unit provides stable power supply and overload protection for each DCU.

[0009] Preferably, the remote human-computer interaction and visualization control module includes a multi-terminal graphical interface unit, a real-time signal visualization unit, a remote control and instruction input unit, an intelligent voice interaction unit, a gesture and touch interaction unit, and a state monitoring and alarm prompt unit. The multi-terminal graphical interface unit provides a unified UI / UX and supports access by multiple devices such as vehicle screens, tablets, mobile phones, and PCs; the real-time signal visualization unit dynamically displays signal strength and coverage direction in the form of heat maps, compasses, and 3D models; the remote control and instruction input unit supports remote sending of antenna control instructions; the intelligent voice interaction unit supports voice command control and voice feedback, improving operation efficiency; the gesture and touch interaction unit supports natural interaction methods such as gesture recognition and multi-point touch; and the state monitoring and alarm prompt unit displays system running status in real time and actively pushes alarms in case of abnormalities.

[0010] Preferably, the multi-mode communication fusion and spectrum management module includes a multi-mode communication access unit, a communication link quality evaluation unit, an intelligent link selection and switching engine unit, a spectrum sensing and dynamic allocation unit, and an interference avoidance and frequency hopping control unit. The multi-mode communication access unit integrates multiple communication links, including 4G / 5G, satellite, V2X, microwave, and LoRa. The communication link quality assessment unit evaluates the signal strength, latency, bandwidth, and bit error rate of each link in real time. The intelligent link selection and switching engine unit dynamically selects the optimal communication link or performs multi-link aggregation. The spectrum sensing and dynamic allocation unit scans available frequency bands, intelligently allocates communication resources, and avoids conflicts. The interference avoidance and frequency hopping control unit automatically hops frequencies or adjusts the modulation method in interference environments.

[0011] Preferably, the automatic satellite alignment and attitude compensation module includes a high-precision positioning and navigation unit, a satellite orbit database and prediction unit, an antenna pointing calculation and control algorithm unit, a servo drive and motor control unit, a closed-loop feedback and signal tracking unit, and a vibration resistance and stability control unit. The high-precision positioning and navigation unit acquires the vehicle's position, heading, and attitude in real time; the satellite orbit database and prediction unit stores satellite orbit parameters and predicts satellite positions and visible time windows; the antenna pointing calculation and control algorithm unit calculates the antenna pointing angle in real time based on the vehicle's attitude and satellite position; the servo drive and motor control unit drives the antenna azimuth, elevation, and polarization motors to achieve precise pointing; the closed-loop feedback and signal tracking unit dynamically fine-tunes the antenna pointing based on the quality of the received signal to achieve precise locking; and the vibration resistance and stability control unit suppresses antenna jitter caused by vehicle bumps, improving stability.

[0012] Preferably, the system integration and power management module includes a multi-functional integrated chassis and structural design unit, an intelligent power distribution and voltage regulation unit, an overvoltage / overcurrent / reverse connection protection unit, a power consumption monitoring and energy-saving control unit, and a thermal management and heat dissipation control unit. The multi-functional integrated chassis and structural design unit provides an integrated protective shell that supports heat dissipation, shock resistance, waterproofing, and electromagnetic shielding. The intelligent power distribution and voltage regulation unit converts the vehicle power supply into the voltage required by each module to achieve stable power supply. The overvoltage / overcurrent / reverse connection protection unit prevents abnormal power supply from damaging system components. The power consumption monitoring and energy-saving control unit monitors power consumption in real time and supports sleep and low-power modes. The thermal management and heat dissipation control unit monitors temperature and automatically starts or stops the fan or reduces its frequency.

[0013] Compared with the prior art, the beneficial effects of the present invention are: This system deploys multiple high-gain antennas to form a phased array antenna system. Through beamforming technology, it dynamically adjusts the signal transmission / reception direction, supporting simultaneous coverage or focusing on the strongest signal path from multiple directions. This avoids the omnidirectional low-gain limitation of a single fin antenna and can actively track base station or satellite signals to improve signal strength. Through a distributed control architecture, control and interaction functions are separated, achieving lightweight design and easy installation. Through intelligent sensing and adaptation, it dynamically responds to signal interference and environmental changes. Through remote visual interaction, it improves operational convenience and maintenance efficiency. Through multi-mode fusion communication, it ensures uninterrupted communication across all scenarios. Attached Figure Description

[0014] Figure 1 This is a diagram showing the module composition of this system; Figure 2 This is a diagram showing the unit composition of a multi-antenna array and an adaptive beamforming module. Figure 3 This is a diagram showing the unit composition of the intelligent signal sensing and environment recognition module. Figure 4 This is a diagram showing the unit composition of a distributed antenna control module. Figure 5 A diagram showing the unit composition of the remote human-computer interaction and visual control module; Figure 6 This is a diagram showing the unit composition of the multi-mode communication fusion and spectrum management module. Figure 7 This is a diagram showing the unit composition of the automatic satellite alignment and attitude compensation module; Figure 8 This is a diagram showing the unit composition of the system integration and power management module. Detailed Implementation

[0015] The technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only some embodiments of the present invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative effort are within the scope of protection of the present invention.

[0016] In the description of this invention, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings. They are only for the convenience of describing this invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this invention. Example

[0017] Please seeFigures 1-8 The present invention provides a technical solution: A vehicle-mounted intelligent antenna terminal control system includes a multi-antenna array and adaptive beamforming module, an intelligent signal perception and environment recognition module, a distributed antenna control module, a remote human-machine interaction and visual control module, a multi-mode communication fusion and spectrum management module, an automatic satellite alignment and attitude compensation module, and a system integration and power management module. The multi-antenna array and adaptive beamforming module are used to deploy multiple high-gain antennas to form a phased array antenna system. Through beamforming technology, the signal transmission and reception directions are dynamically adjusted to support simultaneous coverage or focusing on the strongest signal path in multiple directions. This avoids the omnidirectional low-gain limitation of a single fin antenna and can actively track base station or satellite signals to improve signal strength. The intelligent signal sensing and environment recognition module is used to collect the signal strength, signal-to-noise ratio, interference spectrum distribution, vehicle GPS position, heading angle, and tilt attitude of each antenna channel in real time; use AI algorithms to identify signal blind spots, interference sources, and the optimal antenna combination and beam direction; automatically avoid interference frequency bands; predict signal changes based on the vehicle's driving direction; and adjust the antenna in advance. The distributed antenna control module is used to bring antenna control functions closer to the antenna. Each antenna or antenna group is equipped with a miniaturized DCU, which communicates with the main controller via CAN / LIN / Ethernet. The main controller is reduced in size by more than 60%, making it easy to install in the cab. The DCU has a modular design, supports plug and play, and is easy to maintain. The remote human-machine interaction and visualization control module provides a graphical user interface that supports real-time display of signal strength heatmaps, antenna pointing visualization, manual / automatic mode switching, fault diagnosis and alarm prompts; it supports access from multiple terminals, including the vehicle touchscreen, tablet, mobile APP and remote dispatch center screen; it eliminates the bulky traditional button and indicator light controllers and supports remote monitoring and intervention.

[0018] The multi-mode communication fusion and spectrum management module integrates multiple communication links, including terrestrial cellular, satellite communication, V2X vehicle networking, and microwave relay; it intelligently selects the optimal link, prioritizing 5G in urban areas and automatically switching to satellite in remote areas, and using frequency hopping or spread spectrum communication in high-interference areas; it achieves communication without dead zones, meets the mission requirements of special vehicles, supports link aggregation, and improves bandwidth; The automatic satellite alignment and attitude compensation module integrates a high-precision IMU and GPS to sense the vehicle's attitude in real time. When the vehicle moves or tilts, it automatically adjusts the antenna pointing to keep it aligned with the satellite. This solves the problem of communication interruption during vehicle movement. Special vehicles can maintain a stable satellite link even on bumpy roads without having to stop and re-align, thus improving mission continuity.

[0019] The system integration and power management module is used to supply power to the entire system, and when the temperature of the entire control system is too high, it enables the entire system to dissipate heat quickly, improves the overall reliability and environmental adaptability of the system, reduces external wiring, and facilitates installation and maintenance.

[0020] The multi-antenna array and adaptive beamforming module includes a multi-antenna array unit, a radio frequency front-end and phase control unit, a beamforming algorithm engine unit, a spatial signal processing and DOA estimation unit, and a multi-beam generation and switching unit. The multi-antenna array unit deploys 4-8 high-gain antennas in a linear, circular, or planar array layout. It utilizes array gain to enhance signal strength, achieve spatial diversity, reduce multipath fading, and support switching between omnidirectional and directional coverage modes. The RF front-end and phase control unit adjust the amplitude and phase of each antenna channel to achieve beam direction control. This control is independent of mechanical rotation, has a fast response speed, and supports fine beam control. The beamforming algorithm engine unit runs an adaptive algorithm to dynamically optimize the beam direction, automatically aligning with the direction of the strongest signal, avoiding manual adjustments and improving automation. The spatial signal processing and DOA estimation unit estimates the signal arrival direction to guide beam pointing. The multi-beam generation and switching unit supports the simultaneous formation of multiple beams or rapid switching of the main beam direction.

[0021] The intelligent signal perception and environment recognition module includes a multi-channel signal strength monitoring unit, a spectrum perception and interference recognition unit, a vehicle operation status perception unit, an environmental feature extraction and classification unit, an electromagnetic environment modeling and prediction unit, and an AI-driven scene recognition engine unit. The multi-channel signal strength monitoring unit collects RSSI, SINR, and RSRP signal quality parameters of each antenna channel in real time, providing basic input for beamforming and antenna selection, identifying the direction of the strongest signal, and determining whether to switch the primary antenna or adjust the beam. The spectrum sensing and interference identification unit scans frequency band occupancy, identifies the type and intensity of interference sources, avoids occupied or heavily interfered frequency bands, and provides interference source direction and frequency information to the anti-interference module. The vehicle operation status sensing unit acquires vehicle position, speed, heading, and attitude motion information. When the vehicle is about to enter a known signal blind zone, it switches to satellite communication in advance. When the vehicle turns, it predicts changes in signal direction and adjusts the beam in advance. The environmental feature extraction and classification unit extracts scene features, identifies the type of communication environment, provides structured input for the AI ​​model, and supports differentiated communication strategies in different scenarios. The electromagnetic environment modeling and prediction unit constructs a local electromagnetic map, predicts signal change trends, adjusts antenna configuration in advance, avoids communication interruptions, and optimizes resource scheduling. The AI-driven scene recognition engine unit automatically identifies the current operating scene based on a machine learning model, and the system automatically switches communication modes, reducing manual intervention and improving automation.

[0022] The distributed antenna control module includes a distributed control node unit, a master control communication and command distribution unit, a synchronization clock and phase calibration unit, a fault isolation and redundancy switching unit, a low-latency communication bus unit, and a local power management and protection unit. The distributed control node unit (DCU) is deployed near each antenna to execute local drive and status feedback, thus decentralizing control functions and reducing the burden on the main controller. The main controller only sends target beam direction commands and does not process low-level drives. The DCU is small and lightweight, making it easy to install on a vehicle roof or antenna bracket. The main control communication and command distribution unit coordinates each DCU to achieve unified scheduling and command issuance, enabling centralized management and distributed execution, maintaining unified system scheduling capabilities, and supporting collaborative control of hundreds of antenna channels. The synchronization clock and phase calibration unit ensures the timing and phase consistency of multiple antenna channels, guaranteeing beamforming accuracy. The phase error is controlled within ±5° to ensure beamforming accuracy. The beam pointing is accurate, avoiding beam distortion or gain reduction due to asynchrony; the fault isolation and redundancy switching unit supports single-point failure without affecting the overall system operation, improving system reliability and fault tolerance; the failure of a single antenna or DCU does not affect overall communication, making it suitable for high-safety-level vehicles; the low-latency communication bus unit provides a high-speed and reliable internal communication link, ensuring the real-time performance of control commands and status feedback, with a command transmission delay of <1ms, supporting rapid response of large-scale antenna arrays; the local power management and protection unit provides stable power supply and overload protection for each DCU, improving system stability, preventing power fluctuations from damaging RF devices, and supporting remote wake-up and energy-saving operation.

[0023] The remote human-computer interaction and visualization control module includes a multi-terminal graphical interface unit, a real-time signal visualization unit, a remote control and command input unit, an intelligent voice interaction unit, a gesture and touch interaction unit, and a status monitoring and alarm prompt unit. The multi-terminal graphical interface unit provides a unified UI / UX, supporting access from multiple devices including in-vehicle screens, tablets, mobile phones, and PCs. This breaks spatial limitations and enables flexible operation, allowing operators to control the antenna from any location—in the driver's cab, outside the vehicle, or in a remote command center—freeing them from the physical constraints of traditional fixed button panels. The real-time signal visualization unit dynamically displays signal strength and coverage direction using heatmaps, compasses, and 3D models, improving decision-making efficiency and lowering the operational threshold. Even beginners can quickly understand the communication status and intuitively determine the optimal beam direction or interference avoidance strategies. The remote control and command input unit supports remote transmission of antenna control commands, enabling remote control from a distance. Maintenance personnel can adjust the antenna from a safe location outside the vehicle, and the dispatch center can assist frontline vehicles in optimizing communication links. The intelligent voice interaction unit supports voice command control and voice feedback, improving operational efficiency and freeing up the hands. Drivers do not need to be distracted by operating the screen, making it suitable for scenarios where touch control is inconvenient, such as when wearing gloves or in inclement weather. The gesture and touch interaction unit supports natural interaction methods such as gesture recognition and multi-touch, making it particularly suitable for AR maintenance scenarios, reducing learning costs and improving user experience. The status monitoring and alarm notification unit displays the system's operating status in real time and actively pushes alarms when abnormalities occur, promptly detecting problems such as antenna failure, signal interruption, and power failure.

[0024] The multi-mode communication fusion and spectrum management module includes a multi-mode communication access unit, a communication link quality assessment unit, an intelligent link selection and switching engine unit, a spectrum sensing and dynamic allocation unit, and an interference avoidance and frequency hopping control unit. The multi-mode communication access unit integrates multiple communication links, including 4G / 5G, satellite, V2X, microwave, and LoRa. The communication link quality assessment unit evaluates the signal strength, latency, bandwidth, and bit error rate of each link in real time. The intelligent link selection and switching engine unit dynamically selects the optimal communication link or performs multi-link aggregation. The spectrum sensing and dynamic allocation unit scans available frequency bands, intelligently allocates communication resources, and avoids conflicts. The interference avoidance and frequency hopping control unit automatically hops frequencies or adjusts the modulation method in interference environments.

[0025] The automatic satellite alignment and attitude compensation module includes a high-precision positioning and navigation unit, a satellite orbit database and prediction unit, an antenna pointing calculation and control algorithm unit, a servo drive and motor control unit, a closed-loop feedback and signal tracking unit, and a vibration resistance and stability control unit. The high-precision positioning and navigation unit acquires the vehicle's position, heading, and attitude in real time; the satellite orbit database and prediction unit stores satellite orbit parameters and predicts satellite positions and visible time windows; the antenna pointing calculation and control algorithm unit calculates the antenna pointing angle in real time based on the vehicle's attitude and satellite position; the servo drive and motor control unit drives the antenna azimuth, elevation, and polarization motors to achieve precise pointing; the closed-loop feedback and signal tracking unit dynamically fine-tunes the antenna pointing based on the received signal quality to achieve precise locking; the vibration resistance and stability control unit suppresses antenna jitter caused by vehicle bumps, improving stability. The automatic satellite alignment and attitude compensation module is a core functional module designed specifically for large vehicles and special vehicles equipped with satellite communication antennas. This module solves the problem of vehicles being unable to stably align with satellites in dynamic environments such as movement, bumps, and tilting, leading to communication interruptions, ensuring that the vehicle maintains a high-quality satellite link connection while in motion.

[0026] The system integration and power management module includes a multi-functional integrated chassis and structural design unit, an intelligent power distribution and voltage regulation unit, an overvoltage / overcurrent / reverse connection protection unit, a power consumption monitoring and energy-saving control unit, and a thermal management and heat dissipation control unit. The multi-functional integrated chassis and structural design unit provides an integrated protective shell, supporting heat dissipation, shock resistance, waterproofing, and electromagnetic shielding. The intelligent power distribution and voltage regulation unit converts the vehicle power supply to the voltage required by each module, achieving stable power supply. The overvoltage / overcurrent / reverse connection protection unit prevents abnormal power supply from damaging system components. The power consumption monitoring and energy-saving control unit monitors power consumption in real time and supports sleep and low-power modes. The thermal management and heat dissipation control unit monitors temperature and automatically starts / stops fans or reduces their frequency. The system integration and power management module is the cornerstone and energy hub for ensuring the stable, reliable, safe, and efficient operation of the entire system. This module is responsible for the physical and electrical integration of distributed hardware units and provides unified and intelligent power supply management, especially for the application needs of large vehicles and special vehicles under complex working conditions, ensuring long-term stable system operation.

[0027] The foregoing has shown and described the basic principles, main features, and advantages of the present invention. It will be apparent to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the invention can be implemented in other specific forms without departing from its spirit or basic characteristics. Therefore, the embodiments should be considered exemplary and non-limiting in all respects. The scope of the invention is defined by the appended claims rather than the foregoing description. Therefore, all variations falling within the meaning and scope of equivalents of the claims are intended to be included within the present invention, and no reference numerals in the claims should be construed as limiting the scope of the claims.

[0028] Although embodiments of the invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A vehicle-mounted intelligent antenna terminal control system, characterized in that, The system comprises a multi-antenna array and adaptive beamforming module, an intelligent signal sensing and environment recognition module, a distributed antenna control module, a remote human-computer interaction and visual control module, a multi-mode communication fusion and spectrum management module, an automatic satellite alignment and attitude compensation module, and a system integration and power management module. The multi-antenna array and adaptive beamforming module is used to deploy multiple high-gain antennas to form a phased array antenna system, dynamically adjust the signal transmission and reception direction through beamforming technology, and support multi-directional simultaneous coverage or focus on the strongest signal path. The intelligent signal sensing and environment recognition module is used to collect the signal strength, signal-to-noise ratio, and interference spectrum distribution of each antenna channel, vehicle GPS position, heading angle, and tilt attitude in real time, and use AI algorithms to identify signal blind areas, interference sources, and the best antenna combination and beam direction. The distributed antenna control module is used to sink the antenna control function to the vicinity of the antenna, and each antenna or antenna group is equipped with a small DCU for communication with the main control through CAN / LIN / Ethernet. The remote human-computer interaction and visual control module is used to provide a graphical operation interface, support real-time display of signal strength heat map, antenna pointing visualization, manual / automatic mode switching, fault diagnosis and alarm prompt, and support multiple terminal access to the vehicle touch screen, tablet computer, mobile phone APP and remote dispatch center large screen. The multi-mode communication fusion and spectrum management module integrates multiple communication links, including ground cellular, satellite communication, V2X vehicle networking and microwave relay. Intelligently select the optimal link, prefer 5G in urban areas, automatically switch to satellite in remote areas, and perform frequency hopping or spread spectrum communication in high interference areas. The automatic satellite alignment and attitude compensation module integrates high-precision IMU and GPS to sense the vehicle attitude in real time, automatically adjust the antenna pointing when the vehicle moves or tilts, and maintain alignment with the satellite. The system integration and power management module is used to power the entire system, and when the temperature of the entire control system is too high, the entire system is quickly cooled. The multi-antenna array and adaptive beamforming module comprises a multi-antenna array unit, a radio frequency front end and phase control unit, a beamforming algorithm engine unit, a spatial signal processing and DOA estimation unit, and a multi-beam generation and switching unit.

2. The vehicle-mounted intelligent antenna terminal control system according to claim 1, characterized in that: The radio frequency front end and phase control unit adjusts the amplitude and phase of each antenna channel to realize beam direction control. The beamforming algorithm engine unit runs adaptive algorithms to dynamically optimize beam direction.

3. The vehicle-mounted intelligent antenna terminal control system according to claim 1, characterized in that: The spatial signal processing and DOA estimation unit estimates the signal arrival direction to guide beam pointing. The multi-beam generation and switching unit supports simultaneous formation of multiple beams or rapid switching of the main beam direction. The intelligent signal sensing and environment recognition module comprises a multi-channel signal strength monitoring unit, a spectrum sensing and interference identification unit, a vehicle operating state sensing unit, an environment feature extraction and classification unit, an electromagnetic environment modeling and prediction unit, and an AI-driven scene recognition engine unit. The multi-channel signal strength monitoring unit collects RSSI, SINR, RSRP signal quality parameters of each antenna channel in real time; the spectrum sensing and interference identification unit is used for scanning the frequency band occupation, identifying the type and strength of the interference source; the vehicle running state sensing unit obtains the vehicle position, speed, heading, attitude motion information; the environment feature extraction and classification unit extracts scene features and identifies the communication environment type; the electromagnetic environment modeling and prediction unit constructs a local electromagnetic map and predicts signal change trends; the AI-driven scene recognition engine unit automatically identifies the current running scene based on a machine learning model.

4. The vehicle-mounted intelligent antenna terminal control system of claim 1, wherein: The distributed antenna control module includes a distributed control node unit, a master communication and instruction distribution unit, a synchronous clock and phase calibration unit, a fault isolation and redundancy switching unit, a low-latency communication bus unit, and a local power management and protection unit. The distributed control node unit is used to be deployed near each antenna to perform local driving and state feedback; the master communication and instruction distribution unit coordinates each DCU to realize unified scheduling and instruction issuance; the synchronous clock and phase calibration unit ensures the timing and phase consistency of multiple antenna channels; the fault isolation and redundancy switching unit supports single-point fault without affecting the overall system operation; the low-latency communication bus unit provides a high-speed and reliable internal communication link; The local power management and protection unit provides stable power supply and overload protection for each DCU.

5. The vehicle-mounted intelligent antenna terminal control system of claim 1, wherein: The remote human-computer interaction and visualization control module includes a multi-terminal graphical interface unit, a real-time signal visualization unit, a remote control and instruction input unit, an intelligent voice interaction unit, a gesture and touch interaction unit, and a state monitoring and alarm prompt unit. The multi-terminal graphical interface unit provides a unified UI / UX and supports access by multiple devices such as vehicle screens, tablets, mobile phones, and PCs; The real-time signal visualization unit dynamically displays signal strength and coverage direction in the form of heat maps, compasses, and 3D models; the remote control and instruction input unit supports remote transmission of antenna control instructions; the intelligent voice interaction unit supports voice command control and voice feedback, improving operation efficiency; the gesture and touch interaction unit supports natural interaction methods such as gesture recognition and multi-point touch; the state monitoring and alarm prompt unit displays system running status in real time and actively pushes alarms in case of abnormalities.

6. The vehicle-mounted intelligent antenna terminal control system of claim 1, wherein: The multi-mode communication fusion and spectrum management module includes a multi-mode communication access unit, a communication link quality evaluation unit, an intelligent link selection and switching engine unit, a spectrum sensing and dynamic allocation unit, and an interference avoidance and frequency hopping control unit; The multi-mode communication access unit integrates 4G / 5G, satellite, V2X, microwave, and LoRa communication links; the communication link quality evaluation unit evaluates the signal strength, delay, bandwidth, and error rate indicators of each link in real time; the intelligent link selection and switching engine unit dynamically selects the optimal communication link or performs multi-link aggregation; the spectrum sensing and dynamic allocation unit scans available frequency bands, intelligently allocates communication resources, and avoids conflicts; the interference avoidance and frequency hopping control unit automatically hops frequencies or adjusts modulation methods in an interference environment.

7. The vehicle-mounted intelligent antenna terminal control system of claim 1, wherein: The automatic satellite pointing and attitude compensation module includes a high-precision positioning and navigation unit, a satellite orbit database and prediction unit, an antenna pointing calculation and control algorithm unit, a servo drive and motor control unit, a closed-loop feedback and signal tracking unit, and a vibration resistance and stability control unit. The high-precision positioning and navigation unit obtains the vehicle's position, heading, and attitude in real time; the satellite orbit database and prediction unit stores satellite orbit parameters and predicts satellite positions and visible time windows; the antenna pointing calculation and control algorithm unit calculates the antenna pointing angle in real time based on the vehicle's attitude and satellite position; the servo drive and motor control unit drives the antenna's azimuth, elevation, and polarization motors to achieve precise pointing; the closed-loop feedback and signal tracking unit dynamically fine-tunes the antenna pointing based on received signal quality to achieve precise locking; and the vibration resistance and stability control unit suppresses antenna jitter caused by vehicle jolts to improve stability.

8. The vehicle-mounted intelligent antenna terminal control system of claim 1, wherein: The system integration and power management module includes a multifunctional integrated chassis and structural design unit, an intelligent power distribution and voltage stabilization unit, an overvoltage / overcurrent / reverse connection protection unit, a power consumption monitoring and energy-saving control unit, and a thermal management and heat dissipation control unit; the multifunctional integrated chassis and structural design unit provides an integrated protective shell that supports heat dissipation, shockproof, waterproof, and electromagnetic shielding; the intelligent power distribution and voltage stabilization unit converts the vehicle's power supply to the required voltage for each module to achieve stable power supply; the overvoltage / overcurrent / reverse connection protection unit prevents abnormal power supply from damaging system devices; the power consumption monitoring and energy-saving control unit monitors power consumption in real time and supports sleep and low-power modes; and the thermal management and heat dissipation control unit monitors temperature and automatically starts and stops fans or runs at a reduced frequency.

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