CN114204973A - Vehicle-mounted satellite communication system and vehicle - Google Patents
Vehicle-mounted satellite communication system and vehicle Download PDFInfo
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/14—Relay systems
- H04B7/15—Active relay systems
- H04B7/185—Space-based or airborne stations; Stations for satellite systems
- H04B7/1851—Systems using a satellite or space-based relay
- H04B7/18517—Transmission equipment in earth stations
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/048—Interaction techniques based on graphical user interfaces [GUI]
- G06F3/0484—Interaction techniques based on graphical user interfaces [GUI] for the control of specific functions or operations, e.g. selecting or manipulating an object, an image or a displayed text element, setting a parameter value or selecting a range
- G06F3/04842—Selection of displayed objects or displayed text elements
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/27—Adaptation for use in or on movable bodies
- H01Q1/32—Adaptation for use in or on road or rail vehicles
- H01Q1/3208—Adaptation for use in or on road or rail vehicles characterised by the application wherein the antenna is used
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/14—Relay systems
- H04B7/15—Active relay systems
- H04B7/185—Space-based or airborne stations; Stations for satellite systems
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Abstract
This paper belongs to satellite communication technical field, concretely relates to on-vehicle satellite communication system and vehicle, and the system includes: the system comprises human-computer interaction equipment, baseband integrated equipment and a satellite antenna; the man-machine interaction device is connected with the baseband integrated device and used for sending a control signal triggered based on a preset action to the baseband integrated device, wherein the man-machine interaction device is a terminal or a vehicle-mounted central control screen; the baseband integrated equipment is connected with the satellite antenna and used for controlling the satellite antenna according to the received control signal so as to realize the operations of switching on and off of the satellite antenna, pointing of the antenna, monitoring of satellite signals, switching of satellite beams, upgrading or fault detection; and the satellite antenna is used for receiving and transmitting the waveband communication signals of the communication satellite and realizing the communication with the communication satellite. The implementation of the method can improve the available space of the vehicle and reduce the operation difficulty of different users for operating the vehicle-mounted satellite communication system.
Description
Technical Field
The invention relates to the technical field of satellite communication, in particular to a vehicle-mounted satellite communication system and a vehicle.
Background
The vehicle-mounted satellite broadband communication system can provide networking services for automobiles through satellites. The traditional vehicle-mounted satellite broadband communication system is generally used for special communication vehicles, a special Antenna Controller (ACU) is required to be used for controlling, the ACU is cabinet electronic equipment and generally consists of a liquid crystal screen and buttons, a user can conduct regulation and control operation of automobile networking through the buttons on the ACU, and signal quality, satellite information and the like can be checked through the liquid crystal screen. However, the conventional vehicle-mounted satellite broadband communication system requires a large number of cabinets and rack equipment to be arranged in the vehicle, and the equipment is oversized, so that the conventional vehicle-mounted satellite broadband communication system greatly occupies the available space of the vehicle. In addition, the traditional vehicle-mounted satellite broadband communication system needs to be operated by professional personnel, the operation difficulty of non-professional personnel is not considered, and the problems of unfriendly operation and the like exist.
Disclosure of Invention
In order to solve the technical problems, the specific technical scheme is as follows:
in one aspect, provided herein is an in-vehicle satellite communication system, the system comprising: the system comprises human-computer interaction equipment, baseband integrated equipment and a satellite antenna;
the man-machine interaction device is connected with the baseband integrated device and used for sending a control signal triggered based on a preset action to the baseband integrated device, wherein the man-machine interaction device is a terminal or a vehicle-mounted central control screen;
the baseband integrated equipment is connected with the satellite antenna and used for controlling the satellite antenna according to the received control signal to realize the operations of switching on and off of the satellite antenna, antenna pointing, satellite signal monitoring, satellite beam switching, upgrading or fault detection;
the satellite antenna is used for receiving and transmitting the waveband communication signals of the communication satellite and realizing communication with the communication satellite.
Further, the baseband integrated device includes: a control component;
the man-machine interaction device is connected with the baseband integrated device through the control assembly, and the control assembly is used for controlling the satellite antenna according to the received control signal.
Further, the baseband integrated device further includes: a satellite modem, a wireless access point, connected to each other;
the satellite modem is connected with the satellite antenna and used for modulating the intermediate frequency signals output by the satellite antenna into communication signals which can be identified by the wireless access point and modulating the communication signals received by the wireless access point into intermediate frequency signals which can be sent by the satellite antenna.
Furthermore, the control component is also connected with the satellite modem, and the control component is also used for reading the network access information and the bandwidth information of the satellite modem and displaying the network access information and the bandwidth information in the human-computer interaction device.
Further, the satellite antenna includes: positioning equipment and attitude resolving equipment;
the positioning equipment is used for acquiring positioning information of the vehicle;
the attitude calculation equipment is used for determining the pitch angle, the azimuth angle and the roll polarization angle of the satellite antenna at the next position according to the position information in the positioning information acquired by the positioning equipment and the stored orbit data;
and the control assembly is also connected with the attitude calculation equipment and is used for adjusting the antenna pointing direction of the satellite antenna according to the pitch angle, the azimuth angle and the roll polarization angle of the satellite antenna at the next position.
Furthermore, a control unit corresponding to the switching of the satellite antenna, the antenna pointing, the satellite signal monitoring, the satellite beam switching, the upgrading or the fault detection operation is arranged in the human-computer interaction device, and the control unit is used for triggering a corresponding control signal when a user executes a preset action.
Further, the preset action comprises: a shaking operation, a clicking operation, a sliding operation, a dragging operation, or a tapping on a screen.
And the baseband integrated equipment further comprises a router, wherein two ends of the router are respectively connected with the wireless access points and the satellite modem, and the router can be connected with a plurality of wireless access points.
Further, the satellite antenna is a low-profile flat panel array antenna.
In another aspect, there is provided a vehicle provided with an in-vehicle satellite communication system as described above, the in-vehicle satellite communication system comprising: the system comprises a human-computer interaction device, a baseband integrated device and a satellite antenna.
By adopting the technical scheme, the vehicle-mounted satellite communication system and the vehicle comprise human-computer interaction equipment, baseband integrated equipment and a satellite antenna, wherein, the human-computer interaction device can be a terminal or a vehicle-mounted central control screen, a user can trigger different control signals through the human-computer interaction device, the control signal is sent to the baseband integrated equipment, the baseband integrated equipment can control the satellite antenna according to the received control signal to realize the operations of switching on and off of the satellite antenna, pointing of the antenna, monitoring of the satellite signal, switching of satellite beams, upgrading or fault detection and the like, a corresponding operation cabinet is not required to be arranged in the vehicle, the space of the vehicle is improved, and the operation is carried out through the human-computer interaction equipment, so that the operation difficulty of different users for operating the vehicle-mounted satellite communication system is reduced, the use requirements of different users for the vehicle-mounted satellite communication system are met, and the popularization rate and the utilization rate of the vehicle-mounted satellite communication system are improved. After the satellite antenna is connected with the communication satellite, a user can operate the human-computer interaction device according to the signal strength (the satellite signal monitoring result) and the like to realize the switching of different communication satellites (satellite beam switching), and the communication efficiency is improved.
In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.
Drawings
In order to more clearly illustrate the embodiments or technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 shows a schematic structural diagram of an in-vehicle satellite communication system provided in an embodiment of the present disclosure.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments herein without making any creative effort, shall fall within the scope of protection.
It should be noted that the terms "first," "second," and the like in the description and claims herein and in the above-described drawings are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments herein described are capable of operation in sequences other than those illustrated or described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, apparatus, article, or device that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or device.
In order to solve the above problem, an in-vehicle satellite communication system is provided in an embodiment of the present disclosure, and referring to fig. 1, fig. 1 illustrates a schematic structural diagram of an in-vehicle satellite communication system provided in an embodiment of the present disclosure, where the system includes: the system comprises human-computer interaction equipment, baseband integrated equipment and a satellite antenna;
the man-machine interaction device is connected with the baseband integrated device and used for sending a control signal triggered based on a preset action to the baseband integrated device, wherein the man-machine interaction device is a terminal or a vehicle-mounted central control screen;
the baseband integrated equipment is connected with the satellite antenna and used for controlling the satellite antenna according to the received control signal to realize the operations of switching on and off of the satellite antenna, antenna pointing, satellite signal monitoring, satellite beam switching, upgrading or fault detection;
the satellite antenna is used for receiving and transmitting the waveband communication signals of the communication satellite and realizing communication with the communication satellite.
Specifically, the vehicle-mounted satellite communication system may be disposed on a vehicle, wherein the human-computer interaction device may be disposed on a center console of the vehicle. The baseband integrated device may be located in an area inside the vehicle that is not visible to the user, such as in a cabinet in which the engine is located. The baseband integrated device may be understood as a device cartridge integrating a plurality of devices. The size of the baseband integrated equipment is small compared with the size of the existing cabinet.
The terminal may include a smart phone, a desktop computer, a tablet computer, a notebook computer, a digital assistant, a smart wearable device, and other types of physical devices, and may also include software running in the physical device, such as an Application program (App), where the Application program may be an Application program specifically providing satellite antenna control. A user may log into an application through pre-registered account information, which may include an account number (identification) and a password. The operating system running on the entity device in the embodiment of the present application may include, but is not limited to, an android system, an IOS system, linux, Unix, windows, and the like. The terminal may include a User Interface (UI) layer, and the terminal provides input and display of satellite antenna control to the outside through the UI layer.
The vehicle-mounted central control screen can be understood as a central control display screen (intelligent vehicle screen) in a vehicle. Because the screen of the intelligent vehicle is the basic configuration of the current new vehicle type and the mobile phone is the equipment carried by the user, the quantity of the equipment in the vehicle cannot be increased and the space in the vehicle cannot be occupied by using the screen of the intelligent vehicle or the mobile phone for antenna control. And the operation mode of the intelligent car machine or the mobile phone is more friendly to users.
In particular, the satellite antenna may be a low profile flat panel array antenna.
The human-computer interaction device can be used for displaying the working state of the satellite antenna, wherein the working state can be the switch of the satellite antenna, the pointing direction of the antenna, the signal intensity of the satellite, the satellite beams of a plurality of different communication satellites, the version information and the fault information of the current satellite antenna, and the like. And the control device is also used for sending a control signal for triggering based on a preset action to the baseband integration equipment.
In the implementation application, a control unit corresponding to a switch, an antenna pointing direction, a satellite signal monitoring, a satellite beam switching, an upgrading or a fault detection operation of a satellite antenna may be arranged in the human-computer interaction device, a user may trigger a corresponding preset action in the human-computer interaction device to generate a corresponding control signal, the human-computer interaction device may send the generated control signal to the baseband integrated device, the baseband integrated device may control the satellite antenna according to the received control signal, and the operation of controlling the satellite antenna may be the switch, the antenna pointing direction, the satellite signal monitoring, the satellite beam switching, the upgrading or the fault detection operation of the satellite antenna.
The switch of the satellite antenna is used for representing the on or off of the satellite antenna. The antenna pointing is used to characterize the pitch, azimuth and roll polarization of the satellite antenna. Satellite signal monitoring is used to characterize signal strength monitoring of the satellite antenna and the corresponding communication satellite. Satellite beam switching is used to characterize a switched connection with a different communication satellite. The upgrade is used to characterize the program upgrade of the current satellite antenna. The fault detection is used for representing whether the vehicle-mounted satellite communication system has faults or not.
It CAN be understood that the baseband integrated device and the satellite antenna may be connected in a wired or wireless manner, such as bluetooth, WIFI, CAN bus, etc.
In the vehicle-mounted satellite communication system provided in the embodiment of the present description, a user may trigger different control signals through the human-computer interaction device, and send the control signals to the baseband integrated device, and the baseband integrated device may control the satellite antenna according to the received control signals to implement operations such as switching on and off of the satellite antenna, antenna pointing, satellite signal monitoring, satellite beam switching, upgrading, or fault detection, and a corresponding operation cabinet is not required to be set in a vehicle, so as to improve a vehicle space, and the operations are performed through the human-computer interaction device, so that the operation difficulty of operating the vehicle-mounted satellite communication system by different users is reduced, the use requirements of different users on the vehicle-mounted satellite communication system are met, and the popularization rate and the utilization rate of the vehicle-mounted satellite communication system are improved. After the satellite antenna is connected with the communication satellite, a user can operate the human-computer interaction device according to the signal strength (the satellite signal monitoring result) and the like to realize the switching of different communication satellites (satellite beam switching), and the communication efficiency is improved.
On the basis of the above embodiments, in an embodiment of the present specification, the baseband integration apparatus includes: a control component;
the man-machine interaction device is connected with the baseband integrated device through the control assembly, and the control assembly is used for controlling the satellite antenna according to the received control signal.
Specifically, the control assembly can be understood as a small main control circuit board, and a serial port matched with the satellite antenna can be arranged in the control assembly and is communicated with the satellite antenna through the serial port. The control assembly can generate corresponding control interaction signals according to the received control signals, the control interaction signals can be used for controlling operations of switching of the satellite antenna, antenna pointing, satellite signal monitoring, satellite beam switching, upgrading or fault detection and the like, output of the control signals can be achieved, and control over the satellite antenna is achieved.
In addition, the control assembly can also supply power to the satellite antenna so as to meet the requirement that a user controls the switch of the satellite antenna through the control assembly.
In the embodiment of the specification, the control assembly replaces the existing antenna controller, so that the size of the existing vehicle-mounted satellite broadband communication system is further reduced, and the space in a vehicle is saved.
On the basis of the foregoing embodiment, in an embodiment of this specification, the baseband integrated device further includes: a satellite modem, a wireless access point, connected to each other;
the satellite modem is connected with the satellite antenna and used for modulating the intermediate frequency signals output by the satellite antenna into communication signals which can be identified by the wireless access point and modulating the communication signals received by the wireless access point into intermediate frequency signals which can be sent by the satellite antenna.
Specifically, the satellite modem is used for converting communication signals received by the wireless access point into intermediate frequency signals, and then converting the intermediate frequency signals into microwave signals through the satellite antenna to be transmitted to the communication satellite. The satellite modem is also used to transmit microwave signals from the communication satellite to be recognized by the wireless access point. The wireless access point (wireless AP) is an access point of a wireless network, and is commonly referred to as a "hot spot". The integrated equipment executes access and routing work, the pure access equipment is only responsible for the access of a wireless client, and the pure access equipment is usually used as a wireless network extension. The wireless AP is an access point for a terminal to enter a wired network so as to realize network communication between the terminal in the vehicle and a satellite.
The baseband integrated equipment further comprises a router, wherein two ends of the router are respectively connected with the wireless access points and the satellite modem, and the router can be connected with a plurality of the wireless access points.
It will be appreciated that a router is also provided between the satellite modem and the wireless access point. The satellite modem may be connected via an ethernet to the wireless access point via a router.
On the basis of the above embodiment, in an embodiment of this specification, the control component is further connected to the satellite modem, and the control component is further configured to read network access information and bandwidth information of the satellite modem, and display the network access information and the bandwidth information in the human-computer interaction device.
In particular, the bandwidth information generally refers to the bandwidth occupied by the signal, and may be the amount of data that can be transmitted in a fixed time, i.e. the capacity of data transmission in the transmission channel. When connecting different communication satellites, the satellite modem may use different bandwidth information and networking information. The network access information is used for judging whether the correspondingly connected communication satellite permits networking.
In practical application, the control component can send the network access information and the bandwidth information to the human-computer interaction device, and display the network access information and the bandwidth information in the human-computer interaction device.
On the basis of the above embodiments, in an embodiment of the present specification, the satellite antenna includes: positioning equipment and an attitude calculation component;
the positioning equipment is used for acquiring positioning information of the vehicle;
the attitude calculation equipment is used for determining the pitch angle, the azimuth angle and the roll polarization angle of the satellite antenna at the next position according to the position information in the positioning information acquired by the positioning equipment and the stored orbit data;
the control assembly is further connected with the attitude calculation assembly and used for adjusting the antenna pointing direction of the satellite antenna according to the pitch angle, the azimuth angle and the roll polarization angle of the satellite antenna at the next position.
Specifically, the in-vehicle satellite communication system may store orbit data of a plurality of communication satellites, the same orbit data may correspond to different communication satellites, the orbit data represents a current position of the corresponding communication satellite, and the position in the orbit data is stored based on time.
In a specific implementation, after obtaining the positioning information of the vehicle, the attitude calculation component may compare the position information in the positioning information with the current position in the stored track data, to find out the satellite position information of which the distance deviation from the position information in the positioning information is less than a preset distance threshold value in the orbit data, wherein satellite position information in the orbit data having a distance deviation from position information in the positioning information less than a preset distance threshold is indicative that the communication satellite is identifiable by an on-board satellite communication system, i.e., the on-board satellite communication system may be connected to the communication satellite, after the on-board satellite communication system is connected to the communication satellite, the attitude calculation component can determine the pitch angle, the azimuth angle and the roll polarization angle of the satellite antenna at the next position according to the satellite position information and the position information. And then, the control component can be used for adjusting the antenna direction of the satellite antenna according to the pitch angle, the azimuth angle and the roll polarization angle of the satellite antenna at the next position so as to achieve the reliable connection between the vehicle-mounted satellite communication system and the communication satellite and improve the communication efficiency of the vehicle-mounted satellite communication system.
On the basis of the above embodiment, in an embodiment of the present specification, a control unit corresponding to a switch of the satellite antenna, antenna pointing, satellite signal monitoring, satellite beam switching, upgrading, or fault detection operation is provided in the human-computer interaction device, and the control unit is configured to trigger a corresponding control signal when a user performs a preset action.
Specifically, the control unit may be a page or a region in the human-computer interaction device. The preset actions may be: a shaking operation, a clicking operation, a sliding operation, a dragging operation, or a tapping on a screen.
For example, when a user wishes to turn off the satellite antenna, the user may click a page or an area corresponding to a switch of the satellite antenna, and at this time, a control signal indicating that the satellite antenna is turned off is generated and sent to the control component, and the control component turns off the satellite antenna by turning off the power supply of the satellite antenna or the like.
In another aspect, an embodiment of the present specification provides a vehicle provided with the above-described on-board satellite communication system, where the on-board satellite communication system includes: the system comprises human-computer interaction equipment, baseband integrated equipment and a satellite antenna;
the man-machine interaction device is connected with the baseband integrated device and used for sending a control signal triggered based on a preset action to the baseband integrated device, wherein the man-machine interaction device is a terminal or a vehicle-mounted central control screen;
the baseband integrated equipment is connected with the satellite antenna and used for controlling the satellite antenna according to the received control signal to realize the operations of switching on and off of the satellite antenna, antenna pointing, satellite signal monitoring, satellite beam switching, upgrading or fault detection;
the satellite antenna is used for receiving and transmitting the waveband communication signals of the communication satellite and realizing communication with the communication satellite.
It should be noted that, in the present specification, the embodiments are all described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments may be referred to each other. The implementation principle and the generated technical effect of the testing method provided by the embodiment of the invention are the same as those of the system embodiment, and for the sake of brief description, the corresponding contents in the system embodiment can be referred to where the method embodiment is not mentioned.
It should be understood that, in various embodiments herein, the sequence numbers of the above-mentioned processes do not mean the execution sequence, and the execution sequence of each process should be determined by its function and inherent logic, and should not constitute any limitation to the implementation process of the embodiments herein.
It should also be understood that, in the embodiments herein, the term "and/or" is only one kind of association relation describing an associated object, meaning that three kinds of relations may exist. For example, a and/or B, may represent: a exists alone, A and B exist simultaneously, and B exists alone. In addition, the character "/" herein generally indicates that the former and latter related objects are in an "or" relationship.
Those of ordinary skill in the art will appreciate that the elements and algorithm steps of the examples described in connection with the embodiments disclosed herein may be embodied in electronic hardware, computer software, or combinations of both, and that the components and steps of the examples have been described in a functional general in the foregoing description for the purpose of illustrating clearly the interchangeability of hardware and software. Whether such functionality is implemented as hardware or software depends upon the particular application and design constraints imposed on the implementation. Skilled artisans may implement the described functionality in varying ways for each particular application, but such implementation decisions should not be interpreted as causing a departure from the scope of the present disclosure.
It is clear to those skilled in the art that, for convenience and brevity of description, the specific working processes of the above-described systems, apparatuses and units may refer to the corresponding processes in the foregoing method embodiments, and are not described herein again.
In the several embodiments provided herein, it should be understood that the disclosed system, apparatus, and method may be implemented in other ways. For example, the above-described apparatus embodiments are merely illustrative, and for example, the division of the units is only one logical division, and other divisions may be realized in practice, for example, a plurality of units or components may be combined or integrated into another system, or some features may be omitted, or not executed. In addition, the shown or discussed mutual coupling or direct coupling or communication connection may be an indirect coupling or communication connection through some interfaces, devices or units, and may also be an electric, mechanical or other form of connection.
The units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the units can be selected according to actual needs to achieve the purposes of the embodiments herein.
In addition, functional units in the embodiments herein may be integrated into one processing unit, or each unit may exist alone physically, or two or more units are integrated into one unit. The integrated unit can be realized in a form of hardware, and can also be realized in a form of a software functional unit.
The integrated unit, if implemented in the form of a software functional unit and sold or used as a stand-alone product, may be stored in a computer readable storage medium. Based on such understanding, the technical solutions of the present invention may be implemented in a form of a software product, which is stored in a storage medium and includes several instructions for causing a computer device (which may be a personal computer, a server, or a network device) to execute all or part of the steps of the methods described in the embodiments of the present invention. And the aforementioned storage medium includes: a U-disk, a removable hard disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a magnetic disk or an optical disk, and other various media capable of storing program codes.
The principles and embodiments of this document are explained herein using specific examples, which are presented only to aid in understanding the methods and their core concepts; meanwhile, for the general technical personnel in the field, according to the idea of this document, there may be changes in the concrete implementation and the application scope, in summary, this description should not be understood as the limitation of this document.
Claims (10)
1. An in-vehicle satellite communication system, the system comprising: the system comprises human-computer interaction equipment, baseband integrated equipment and a satellite antenna;
the man-machine interaction device is connected with the baseband integrated device and used for sending a control signal triggered based on a preset action to the baseband integrated device, wherein the man-machine interaction device is a terminal or a vehicle-mounted central control screen;
the baseband integrated equipment is connected with the satellite antenna and used for controlling the satellite antenna according to the received control signal to realize the operations of switching on and off of the satellite antenna, antenna pointing, satellite signal monitoring, satellite beam switching, upgrading or fault detection;
the satellite antenna is used for receiving and transmitting the waveband communication signals of the communication satellite and realizing communication with the communication satellite.
2. The in-vehicle satellite communication system according to claim 1, wherein the baseband integration apparatus includes: a control component;
the man-machine interaction device is connected with the baseband integrated device through the control assembly, and the control assembly is used for controlling the satellite antenna according to the received control signal.
3. The in-vehicle satellite communication system according to claim 2, wherein the baseband integration apparatus further comprises: a satellite modem, a wireless access point, connected to each other;
the satellite modem is connected with the satellite antenna and used for modulating the intermediate frequency signals output by the satellite antenna into communication signals which can be identified by the wireless access point and modulating the communication signals received by the wireless access point into intermediate frequency signals which can be sent by the satellite antenna.
4. The vehicle-mounted satellite communication system according to claim 2 or 3, wherein the control component is further connected with the satellite modem, and the control component is further configured to read network access information and bandwidth information of the satellite modem and display the network access information and the bandwidth information in the human-computer interaction device.
5. The on-board satellite communication system according to claim 2, wherein the satellite antenna includes: positioning equipment and attitude resolving equipment;
the positioning equipment is used for acquiring positioning information of the vehicle;
the attitude calculation equipment is used for determining the pitch angle, the azimuth angle and the roll polarization angle of the satellite antenna at the next position according to the position information in the positioning information acquired by the positioning equipment and the stored orbit data, and the control assembly is also connected with the attitude calculation equipment and is used for adjusting the antenna pointing direction of the satellite antenna according to the pitch angle, the azimuth angle and the roll polarization angle of the satellite antenna at the next position.
6. The vehicle-mounted satellite communication system according to claim 1, wherein a control unit corresponding to a switch of the satellite antenna, antenna pointing, satellite signal monitoring, satellite beam switching, upgrading or fault detection is provided in the human-computer interaction device, and the control unit is configured to trigger a corresponding control signal when a user performs a preset action.
7. The on-board satellite communication system according to claim 6, wherein the preset action includes: a shaking operation, a clicking operation, a sliding operation, a dragging operation, or a tapping on a screen.
8. The in-vehicle satellite communication system according to claim 3, wherein the baseband integrated device further includes a router, both ends of the router are respectively connected to the wireless access point and the satellite modem, and the router is connectable to a plurality of the wireless access points.
9. The on-board satellite communication system of claim 1, wherein the satellite antenna is a low profile flat panel array antenna.
10. A vehicle provided with the on-board satellite communication system according to any one of claims 1 to 9, the on-board satellite communication system comprising: the system comprises a human-computer interaction device, a baseband integrated device and a satellite antenna.
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| CN202111272674.3A CN114204973A (en) | 2021-10-29 | 2021-10-29 | Vehicle-mounted satellite communication system and vehicle |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115001569A (en) * | 2022-08-03 | 2022-09-02 | 成都星联芯通科技有限公司 | Satellite communication system, satellite communication terminal management method, device and storage medium |
| CN115118328A (en) * | 2022-06-21 | 2022-09-27 | 浙江吉利控股集团有限公司 | Vehicle satellite communication method, device, equipment and computer readable storage medium |
| CN115412151A (en) * | 2022-08-01 | 2022-11-29 | 中国电信股份有限公司 | Satellite communication method and device and station control equipment |
-
2021
- 2021-10-29 CN CN202111272674.3A patent/CN114204973A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115118328A (en) * | 2022-06-21 | 2022-09-27 | 浙江吉利控股集团有限公司 | Vehicle satellite communication method, device, equipment and computer readable storage medium |
| CN115412151A (en) * | 2022-08-01 | 2022-11-29 | 中国电信股份有限公司 | Satellite communication method and device and station control equipment |
| CN115412151B (en) * | 2022-08-01 | 2024-05-14 | 中国电信股份有限公司 | Satellite communication method and device and station control equipment |
| CN115001569A (en) * | 2022-08-03 | 2022-09-02 | 成都星联芯通科技有限公司 | Satellite communication system, satellite communication terminal management method, device and storage medium |
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