Satellite mobile wireless terminal

Abstract

The embodiment of the invention provides a satellite mobile wireless terminal which comprises a satellite antenna assembly, the satellite antenna assembly comprises a circularly polarized antenna, an antenna plate and a coaxial cable base, the circularly polarized antenna is fixedly connected with the antenna plate, and a coaxial cable is connected between the antenna plate and the coaxial cable base. The problems that the satellite communication terminal is large in size and single and scattered in communication function in the prior art are solved, and the effects of reducing the size of the satellite communication terminal and enhancing the function integration of the satellite communication terminal are achieved.

Description

Technical Field

[0001] The embodiments of the present invention relate to the field of communications, and in particular, to a satellite mobile wireless terminal. Background Art

[0002] The domestic terminal industry mentioned supporting satellite calls, which are used for calls and text messages, via the Tiantong satellite system (a high-orbit satellite). With the popularization of the Internet and the Internet of Things, the demand for airborne, shipborne, and space-based communications is increasing. Satellite communications has entered a phase of development: satellite internet, based on low-orbit, high-throughput satellite technology systems and serving internet applications.

[0003] Low-Earth Orbit (LEO) satellites offer advantages such as low latency and minimal loss, making them ideal for personal global communications. LEO orbits are less than 2,000 km high. While the coverage of a single satellite is limited, constellations of dozens to hundreds of satellites can achieve seamless global coverage, effectively complementing the gaps in coverage provided by high-Earth Orbit satellites in the Arctic and Antarctic. They support applications requiring high real-time performance, offer lower link loss, and require less processing power from terminals, facilitating miniaturization and high-speed data transmission.

[0004] In current satellite communications, the satellite communication terminals used have problems such as scattered and single communication functions, large size and inconvenience in carrying. Summary of the Invention

[0005] The embodiment of the present invention provides a satellite mobile wireless terminal to at least solve the problem in the related art that the satellite communication terminal is large in size and has single and scattered communication functions.

[0006] According to one embodiment of the present invention, a satellite mobile wireless terminal is provided, comprising: a satellite antenna assembly, the satellite antenna assembly comprising: a circularly polarized antenna, an antenna board, and a coaxial cable base; the circularly polarized antenna is fixedly connected to the antenna board, and a coaxial cable is connected between the antenna board and the coaxial cable base.

[0007] An embodiment of the present invention provides a satellite mobile wireless terminal, comprising a satellite antenna assembly comprising a circularly polarized antenna, an antenna board, and a coaxial cable base. The circularly polarized antenna is fixedly connected to the antenna board, and a coaxial cable is connected between the antenna board and the coaxial cable base. This solves the problem of large size and single, dispersed communication functions in related technologies for satellite communication terminals, thereby reducing the size of the satellite communication terminal and enhancing its functional integration. BRIEF DESCRIPTION OF THE DRAWINGS

[0008] Figure 1 1. It is a diagram showing the positional relationship of components of a satellite mobile wireless terminal according to an embodiment of the present invention;

[0009] Figure 2 1 is a schematic structural diagram of a circularly polarized antenna according to an embodiment of the present invention;

[0010] Figure 3 1 is a planar structural diagram of a satellite board according to an embodiment of the present invention;

[0011] Figure 4 1 is a planar structural diagram of a main control board according to an embodiment of the present invention;

[0012] Figure 5 is a schematic structural diagram of a main support according to an embodiment of the present invention;

[0013] Figure 6 This is a schematic structural diagram of a battery compartment bracket according to an embodiment of the present invention;

[0014] Figure 7 is a schematic structural diagram of a battery cover according to an embodiment of the present invention;

[0015] Figure 8 1 is a three-view diagram of a housing of a satellite mobile wireless terminal according to an embodiment of the present invention;

[0016] Among them, 1-circularly polarized antenna, 2-antenna board, 3-coaxial cable, 4-main control board, 5-satellite board, 6-battery, 7-battery compartment bracket, 8-battery cover, 9-main bracket, 10-antenna bracket, 11-buzzer flexible printed circuit, 12-waterproof USB flexible printed circuit, 13-button indicator light barometer flexible printed circuit, 14-main flexible printed circuit. DETAILED DESCRIPTION

[0017] Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings and in combination with embodiments.

[0018] It should be noted that the terms "first", "second", etc. in the description and claims of the present invention and the above-mentioned drawings are used to distinguish similar objects, and are not necessarily used to describe a specific order or sequence.

[0019] In related technologies, satellite communication is a communication method that uses space satellites as relay carriers. Satellite communication is a communication system that uses artificial earth satellites as relay stations to forward or transmit radio waves to achieve communication between two or more earth stations or between earth stations and spacecraft. It includes a space segment, a ground segment, and a user segment. The space segment can be a geostationary orbit satellite or a medium or low orbit satellite. It acts as a communication relay station and provides connections between network users and gateway stations. The ground segment typically includes a gateway station, a network control center, and a satellite control center, which are used to connect mobile users to the core network and control the normal operation of the entire communication network. The user segment is composed of various user terminals, including handheld, vehicle-mounted, ship-mounted, and airborne terminals.

[0020] Satellite mobile communications systems enable mobile communications between mobile users by forwarding wireless signals between them via artificial satellites. Depending on the orbits of the satellites, these systems include high-orbit or geostationary (GEO) satellite systems and low-Earth-orbit (LEO) satellite systems.

[0021] An embodiment of the present invention provides a satellite mobile wireless terminal. Figure 1 FIG. 1 is a diagram showing the positional relationship of components of a satellite mobile wireless terminal according to an embodiment of the present invention. Figure 1 As shown, the device includes: a circularly polarized antenna 1, an antenna board 2, and a coaxial cable 3, which is connected to a coaxial cable base. It also includes: a main control board 4, a satellite board 5, a battery 6, a battery compartment bracket 7, a battery cover 8, a main bracket 9, an antenna bracket 10, a buzzer flexible printed circuit 11, a waterproof USB flexible printed circuit 12, a button indicator light barometer flexible printed circuit 13, and a main flexible printed circuit 14. Figure 1 The components shown only illustrate their positional relationships, and no specific component details are shown or limited.

[0022] The satellite mobile wireless terminal provided in an embodiment of the present invention includes: a satellite antenna assembly, wherein the satellite antenna assembly includes: a circularly polarized antenna 1, an antenna board 2, and a coaxial cable base; the circularly polarized antenna 1 is fixedly connected to the antenna board 2, and a coaxial cable 3 is connected between the antenna board 2 and the coaxial cable base. The use of a cylindrical circularly polarized satellite antenna 1 achieves a compact structure, which greatly improves portability compared to similar products, and the cylindrical antenna structure greatly improves antenna performance. In an embodiment of the present invention, the fixed connection between the circularly polarized antenna 1 and the antenna board 2 can be achieved by welding. In an embodiment of the present invention, the satellite antenna assembly can be arranged on the left side of the main bracket 9, that is, in front of the main bracket 9, and can be fixedly connected to the main bracket 9 by screws. A surface mount technology (SMT) control component can also be arranged inside the antenna board 2 of the satellite antenna assembly.

[0023] Figure 2 : is a schematic structural diagram of a circularly polarized antenna according to an embodiment of the present invention. Figure 2 As shown, it includes a circularly polarized antenna 1, an antenna board 2 and a coaxial cable 3. In the embodiment of the present invention, the circularly polarized antenna 1 has the advantages of no need to manually find the network, high communication efficiency and strong user-friendliness.

[0024] In one embodiment, the satellite mobile wireless terminal, such as Figure 1As shown, it also includes: a main control board 4 and a satellite board 5, wherein the main control board 4 is used to control the communication process between the satellite mobile wireless terminal and the satellite; the satellite board 5 is used to realize the communication between the satellite mobile wireless terminal and the satellite together with the satellite antenna assembly; the main control board 4 and the satellite board 5 communicate through a flexible printed circuit (FPC).

[0025] Figure 3 1 is a planar structural diagram of a satellite board according to an embodiment of the present invention. Figure 4 This is a planar structural diagram of the main control board of an embodiment of the present invention. Figure 5 Schematic diagram of the structure of the main support of the embodiment of the present invention. Figure 3 As shown in FIG, a structural example of the front side of the satellite board is shown, and the through holes on the satellite board are used to realize screw connection with the main bracket. In the embodiment of the present invention, Figure 3 、 Figure 4 、 Figure 5 In the figure, only the structure examples of the satellite board main control board and the main bracket are shown, and the specific structural details are not limited. For example, Figure 4 The figure only shows the simplified structure of the main control board, without reflecting the specific structural details.

[0026] In the embodiment of the present invention, the through holes of the main control board 4 , the satellite board 5 and the main bracket 9 are in a connected state, and their spatial positions are opposite to each other up and down.

[0027] In one embodiment, the satellite mobile wireless terminal further comprises: a main bracket 9, such as Figure 1 As shown, the main bracket 9 is used to provide support for the main body of the satellite mobile wireless terminal; the main control board 4, the satellite board 5, and the satellite antenna assembly are all fixedly connected to the main bracket 9.

[0028] In the embodiment of the present invention, the main control board 4 and the satellite board 5 are fixedly connected to the upper and lower sides of the main bracket 9. The satellite antenna assembly is fixedly connected to the left side of the main bracket 9, that is, in front of the main bracket 9. The fixed connection method can be screw connection.

[0029] In the embodiment of the present invention, the satellite board 5 is fixed to the main bracket 9 by a plurality of screws, and the main control board 4 and the satellite board 5 communicate with each other through the main flexible printed circuit 14. In the embodiment of the present invention, the main bracket 9 is generally made of aluminum alloy or magnesium alloy.

[0030] In the embodiment of the present invention, the main control board 4 and the satellite board 5 can also be integrated into one board to obtain an integrated board. However, the disadvantages of using an integrated board are that the main board is large, the size of the entire machine is large, the space utilization is low, and the heat dissipation is poor.

[0031] In one embodiment, the satellite mobile wireless terminal further comprises: an antenna bracket assembly, wherein the antenna bracket assembly is used to realize the communication functions of the satellite mobile wireless terminal in addition to satellite communication. Figure 1 As shown, the antenna bracket assembly is disposed below the main control board 4. In one embodiment, the antenna bracket assembly includes: a communication antenna and an antenna bracket 10, the antenna bracket 10 is used to fix the communication antenna, and the communication antenna includes at least one of the following: a Bluetooth antenna; a wireless network antenna; a global positioning system antenna.

[0032] In the embodiment of the present invention, the antenna bracket assembly is mainly composed of a communication antenna and an antenna bracket 10, etc. In actual implementation, an LDS integrated antenna bracket can also be used.

[0033] In this embodiment of the present invention, the antenna bracket is also equipped with two lights, two buttons, and a barometer. One light is a three-color power charging indicator, and the other light is a network signal light (network signal lights generally use three colors, where blue indicates no network connection, green indicates network connection, and flashing red indicates SOS). The two push buttons are generally power and SOS buttons. In actual implementation, you can also customize the multi-function button, which is not limited here.

[0034] In one embodiment, the satellite mobile wireless terminal, such as Figure 1 As shown, the main bracket 9 further includes a buzzer flexible printed circuit 11, i.e., a buzzer FPC, and a universal serial bus flexible printed circuit, i.e., a universal serial bus FPC. The buzzer flexible printed circuit 11 and the universal serial bus flexible printed circuit are arranged on the main bracket 9. In the embodiment of the present invention, the buzzer FPC and the universal serial bus FPC are arranged on the right side of the main bracket 9, i.e., behind the main bracket.

[0035] In one embodiment, the satellite mobile wireless terminal, such as Figure 1 As shown, it also includes: a battery assembly, wherein the battery assembly includes a battery 6, a battery compartment bracket 7, and a battery cover 8; the battery compartment bracket 7 is fixedly connected to the top of the satellite board 5. In one embodiment, the battery 6 is a cylindrical battery. Figure 6 This is a schematic structural diagram of a battery compartment bracket according to an embodiment of the present invention. Figure 7 Schematic diagram of the structure of the battery cover of the embodiment of the present invention. Figure 6 and Figure 7 Only structural examples of the battery compartment bracket and battery cover are shown, and no restrictions are imposed on the specific structural details.

[0036] In the embodiment of the present invention, the cylindrical battery is generally an 18650 battery. The battery is fixed to the battery compartment bracket 7 with foam glue, and a battery cover 8 is located above the battery 6. It should be noted that in the embodiment of the present invention, the battery shape is not limited to a cylindrical battery and can also be a cylindrical battery with other cross-sectional shapes, such as a quadrangular prism battery with a rectangular or square cross-sectional shape.

[0037] In one embodiment, a motor is further provided above the main bracket 9 of the satellite mobile wireless terminal, and the motor is press-connected with a spring piece of the main bracket 9 .

[0038] In one embodiment, the satellite mobile wireless terminal is in the shape of a column, wherein the column has a height of 90 to 130 mm and a cross-sectional width of 40 to 50 mm.

[0039] In the embodiment of the present invention, the columnar body may be a cylinder or a prism, wherein the prism may include a triangular prism, a quadrangular prism, a pentagonal prism, etc., and no specific limitation is made here. Figure 8 3 are three views of the housing of the satellite mobile wireless terminal according to an embodiment of the present invention, as shown in FIG. Figure 8 The left, front, and right views are shown, respectively. The main unit features a triangular prism shape. The housing can be fitted with a top hanging ring. The diffuser panel, key light mirror assembly, and speaker outlet trim are all secured to the housing using foam adhesive or glue. The diffuser panel distributes light from the multiple integrated LEDs. The speaker outlet trim features either micro-holes or regular sound holes. The key light mirror assembly includes two buttons and a light guide. The entire unit's head is installed into the front housing, which can have guide grooves. The bottom is sealed by the base housing and a tray. The base and front housings are secured with foam adhesive and screws. The overall dimensions range from 100-115mm in height, with a length and width (i.e., cross-sectional width) of approximately 43mm.

[0040] In the embodiment of the present invention, a waterproof solution and a durable and lightweight PC shell cylindrical ring shape design are adopted, which is highly portable and suitable for use in outdoor units and extreme environments.

[0041] According to the above embodiment of the present invention, the satellite mobile wireless terminal primarily includes a main control board, a satellite board, a main bracket, a satellite antenna assembly, an antenna bracket assembly, a flexible printed circuit (FPC), a battery assembly, and structural components. The FPC primarily includes a button, indicator, and barometer FPC, a buzzer FPC, a main FPC, and a waterproof USB FPC. Structural components include a front housing, a bottom housing, a main bracket, a battery holder, a battery cover, and a card tray.

[0042] The above-described embodiments of the present invention provide a satellite mobile wireless terminal, comprising a satellite antenna assembly, the satellite antenna assembly comprising a circularly polarized antenna, an antenna plate, and a coaxial cable base. The circularly polarized antenna is fixedly connected to the antenna plate, and a coaxial cable is connected between the antenna plate and the coaxial cable base. This solves the problem of large size and single, dispersed communication functions in related technologies for satellite communication terminals, thereby reducing the size of the satellite communication terminal and enhancing its functional integration.

[0043] In summary, the embodiments of the present invention provide a satellite mobile wireless terminal, which adopts a cylindrical circularly polarized satellite antenna and a coaxially arranged cylindrical battery design to achieve a compact structure. Compared with similar products, it has greatly improved portability, and the cylindrical antenna structure has greatly improved antenna performance.

[0044] The satellite mobile wireless terminal provided in the embodiment of the present invention can also be called a low-orbit satellite companion. It supports the low-orbit satellite mobile communication system. A smartphone can be used to download dedicated application software and connect to the low-orbit satellite companion via Bluetooth or USB. It supports satellite voice, short messages, data and other business functions; and supports GPS / Beidou positioning. The satellite mobile wireless terminal provided in the embodiment of the present invention has a cylindrical shape and extremely high space utilization. It uses a circularly polarized antenna, which eliminates the need for manual network search, fast connection and low latency. It has high functional integration: supports satellite voice, short messages, data and other business functions; supports GPS / Beidou positioning; and a one-button SOS function. A signal light is set on the side of the fuselage to meet the needs of signal warning lights, work lights, and camping lights. It integrates a barometer, humidity, temperature sensors, etc. to provide data for outdoor enthusiasts and workers, and integrates a Bluetooth audio function, with a high degree of functional integration.

[0045] For specific examples in this embodiment, reference may be made to the examples described in the above embodiments and exemplary implementation modes, and this embodiment will not be described in detail here.

[0046] The foregoing description is merely a preferred embodiment of the present invention and is not intended to limit the present invention. Those skilled in the art will readily appreciate that various modifications and variations of the present invention are possible. Any modifications, equivalent substitutions, or improvements made within the principles of the present invention are intended to be within the scope of protection of the present invention.

Claims

1. A satellite mobile wireless terminal, characterized in that: include: Satellite antenna assembly, wherein The satellite antenna assembly includes: a circularly polarized antenna, an antenna plate, and a coaxial cable base; The circularly polarized antenna is fixedly connected to the antenna plate, and a coaxial cable is connected between the antenna plate and the coaxial cable base.

2. The satellite mobile wireless terminal according to claim 1, wherein Also includes: Main control board and satellite board, among which, The main control board is used to control the communication process between the satellite mobile wireless terminal and the satellite; The satellite board is used to realize the communication between the satellite mobile wireless terminal and the satellite together with the satellite antenna assembly; The main control board communicates with the satellite board via a flexible printed circuit (FPC).

3. The satellite mobile wireless terminal according to claim 2, wherein: Also includes: Battery assembly, wherein The battery assembly includes a battery, a battery compartment bracket, and a battery cover; The battery compartment bracket is fixedly connected above the satellite board.

4. The satellite mobile wireless terminal according to claim 3, wherein: in, The battery is a cylindrical battery.

5. The satellite mobile wireless terminal according to claim 2, wherein: Also includes: Antenna bracket assembly, wherein The antenna bracket assembly is used to realize the communication functions of the satellite mobile wireless terminal in addition to satellite communication; The antenna bracket assembly is arranged below the main control board.

6. The satellite mobile wireless terminal according to claim 5, characterized in that: in, The antenna bracket assembly includes: a communication antenna and an antenna bracket; The antenna bracket is used to fix the communication antenna; The communication antenna includes at least one of the following: a Bluetooth antenna; a wireless network antenna; a global positioning system antenna.

7. The satellite mobile wireless terminal according to claim 1, wherein: in, The satellite mobile wireless terminal is in the shape of a column.

8. The satellite mobile wireless terminal according to claim 7, characterized in that: in, The columnar body has a height of 90 to 130 mm and a cross-sectional width of 40 to 50 mm.

9. The satellite mobile wireless terminal according to claim 2, characterized in that: Also includes: Main bracket, where The main bracket is used to provide support for the main body of the satellite mobile wireless terminal; The main control board, the satellite board, and the satellite antenna assembly are all fixedly connected to the main bracket.

10. The satellite mobile wireless terminal according to claim 9, characterized in that: Also includes: Buzzer FPC, Universal Serial Bus FPC, The buzzer FPC and the universal serial bus FPC are arranged on the main bracket.

11. The satellite mobile wireless terminal according to claim 9, characterized in that: A motor is also provided above the main support, and the motor is press-connected with the main support spring.

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