Novel millimeter wave network station

Abstract

This invention provides a novel millimeter-wave network radio, comprising: an radome, a radio frequency (RF) front-end, a chassis, a local oscillator module, a power supply, and a baseband processing unit. The radome is located at the top of the millimeter-wave radio, the power supply and baseband processing unit at the bottom, and the RF front-end between the radome and the chassis. The local oscillator module is located between the power supply and baseband processing unit and the chassis, which is located in the middle of the millimeter-wave radio. This invention employs phased array technology to achieve rapid antenna beam scanning and alignment, enabling rapid directional communication. Unlike the omnidirectional antennas used in traditional radios, this technology improves the antenna's directional gain, offsetting signal attenuation in the millimeter-wave band and thus increasing communication distance. This invention features a miniaturized design, employing highly integrated multi-channel transceiver chips to achieve a miniaturized tile-type T / R component design, reducing the size of the millimeter-wave radio. This invention also utilizes broadband communication algorithms and beamforming algorithms.

Description

Technical Field

[0001] This invention relates to the technical field of internet radio, and more specifically, to a novel millimeter-wave internet radio. Background Technology

[0002] Microwave network radios are commonly used for terrestrial or air-to-ground transmission, generally operating in the C-band and below, with narrow bandwidth and low data rates. They are used in scenarios such as high-speed backbone transmission on the ground or air-to-ground and low-latency real-time transmission.

[0003] Patent document CN216696673U discloses an elderly behavior monitoring system based on millimeter-wave radar, which includes a radar monitoring terminal. The radar monitoring terminal is connected to a radar unit for determining human movement, a cellular communication unit for long-distance data transmission, a local area network communication unit for data exchange between different monitoring systems, and a power supply unit for powering the system. The cellular communication unit is used to upload feedback data from the radar monitoring terminal to a cloud server, and the cloud server is connected to a smart cloud platform for providing house models.

[0004] Regarding the aforementioned technologies, the inventors believe that they suffer from narrow bandwidth and low speed. Therefore, a new technical solution is needed to improve these technical problems. Summary of the Invention

[0005] In view of the shortcomings of the prior art, the purpose of this invention is to provide a novel millimeter-wave network radio.

[0006] A novel millimeter-wave network radio according to the present invention includes: an antenna radome, a radio frequency front end, a chassis, a local oscillator module, a power supply and a baseband processing unit;

[0007] The radome is located at the top of the millimeter-wave radio, the power supply and baseband processing unit is located at the bottom of the millimeter-wave radio, the radio frequency front end is located between the radome and the chassis, and the radio frequency front end is electrically connected to the radome and the chassis; the local oscillator module is located between the power supply and baseband processing unit and the chassis, and the local oscillator module is electrically connected to the power supply and baseband processing unit and the chassis, and the chassis is located in the middle of the millimeter-wave radio.

[0008] Preferably, the radome is made of polycarbonate material.

[0009] Preferably, the radio frequency front end includes a millimeter-wave planar antenna array, a tile-type T / R assembly, a frequency conversion assembly, and an intermediate frequency amplification module;

[0010] The millimeter-wave planar antenna array consists of 64 elements in an 8x8 configuration; the antenna type used is a microstrip antenna, and the antenna elements are arranged according to a quarter of the waveguide wavelength.

[0011] The tile-type T / R module is composed of an 8-channel multi-functional transceiver chip and features a miniaturized design.

[0012] Preferably, the frequency conversion component performs up-conversion and down-conversion functions for communication signals and adopts a bare chip and micro-assembly design;

[0013] The intermediate frequency (IF) amplifier module amplifies the IF transmit and receive signals, providing gain for the link.

[0014] Preferably, the chassis includes an RF connector, a low-frequency connector, a power connector, and a switch component, and the chassis provides an external interface for the operation of the entire system.

[0015] Preferably, the chassis integrates and installs various modules, and provides an installation interface for the millimeter-wave radio unit, wherein the interface mainly includes an RF signal interface, a digital control interface, and a power interface.

[0016] Preferably, the local oscillator module provides a local oscillator signal for the entire system and outputs two frequency point-frequency signals; the local oscillator module provides two radio frequency point-frequency signal outputs to provide local oscillator signals for the frequency conversion component and the intermediate frequency amplification module.

[0017] Preferably, the power supply and baseband processing unit provides power, beam control, and baseband signal processing for the entire system; the beam control is achieved by changing the control signal of the phase shifter in the tile-type T / R component according to the beamforming algorithm to control the phase of the signal and complete the beamforming.

[0018] Preferably, the baseband signal processing mainly involves implementing broadband digital communication-related processing via an FPGA using the required waveform algorithm.

[0019] Preferably, the operating frequency of the novel millimeter-wave network radio is 28 GHz.

[0020] Compared with the prior art, the present invention has the following beneficial effects:

[0021] 1. The millimeter-wave communication radio introduced in this invention has a wide communication bandwidth and low transmission delay, which can support high-speed, low-latency transmission scenarios; and the phased array antenna used in this invention can bring greater gain to the antenna through beamforming technology, which can offset the transmission loss in the millimeter-wave propagation process to a certain extent.

[0022] 2. This invention employs phased array technology to achieve rapid scanning and alignment of the antenna beam, enabling rapid directional communication. Unlike the omnidirectional antennas used in traditional radios, this technology can improve the directional gain of the antenna, offset signal attenuation in the millimeter-wave band, and thus increase the communication distance.

[0023] 3. The present invention features a miniaturized design, employing a highly integrated multi-channel transceiver chip to achieve a miniaturized tile-type T / R component design, thereby reducing the size of the millimeter-wave radio.

[0024] 4. This invention uses broadband communication algorithms and beamforming algorithms to achieve a communication rate of up to 2500Mbps. Traditional radio communication rates are generally a few Mbps to tens of Mbps. This invention greatly improves the communication rate of radios. Attached Figure Description

[0025] Other features, objects, and advantages of the present invention will become more apparent from the following detailed description of non-limiting embodiments with reference to the accompanying drawings:

[0026] Figure 1 This is a schematic diagram of the structure of the novel millimeter-wave network radio of the present invention;

[0027] Figure 2 This is a schematic diagram of the radio frequency front-end structure of the novel millimeter-wave network radio of the present invention;

[0028] Figure 3 The figure shows the actual test results of the novel millimeter-wave network radio provided in the embodiment of the present invention.

[0029] in:

[0030] Antenna radome 1 Power supply and baseband processing unit 5

[0031] RF front-end 2 millimeter-wave planar antenna array 6

[0032] 3 chassis components and 7 tile-type T / R modules

[0033] Local oscillator module 4, frequency converter component 8

[0034] Intermediate frequency amplifier module 9 Detailed Implementation

[0035] The present invention will now be described in detail with reference to specific embodiments. These embodiments will help those skilled in the art to further understand the present invention, but do not limit the invention in any way. It should be noted that those skilled in the art can make several changes and improvements without departing from the concept of the present invention. These all fall within the protection scope of the present invention.

[0036] Example 1

[0037] According to the present invention, a novel millimeter-wave network radio includes: an antenna radome 1, a radio frequency front-end 2, a chassis 3, a local oscillator module 4, and a power supply and baseband processing unit 5; the antenna radome 1 is located at the top of the millimeter-wave radio, the power supply and baseband processing unit 5 is located at the bottom of the millimeter-wave radio, the radio frequency front-end 2 is located between the antenna radome 1 and the chassis 3, and the radio frequency front-end 2 is electrically connected to the antenna radome 1 and the chassis 3; the local oscillator module 4 is located between the power supply and baseband processing unit 5 and the chassis 3, and the local oscillator module 4 is electrically connected to the power supply and baseband processing unit 5 and the chassis 3, and the chassis 3 is located in the middle of the millimeter-wave radio.

[0038] The radome 1 is made of polycarbonate. The RF front-end 2 includes a millimeter-wave planar antenna array 6, a tile-type T / R assembly 7, a frequency conversion assembly 8, and an intermediate frequency amplification module 9. The millimeter-wave planar antenna array 6 consists of 64 elements in an 8x8 grid. The antenna type used is a microstrip antenna, and the antenna elements are arranged according to a quarter-waveguide wavelength. The tile-type T / R assembly 7 is composed of an 8-channel multi-functional transceiver chip and adopts a miniaturized design. The frequency conversion assembly 8 performs up-conversion and down-conversion of communication signals and adopts a bare chip and micro-assembly design. The intermediate frequency amplification module 9 amplifies the intermediate frequency transceiver signals and provides gain for the link.

[0039] The chassis 3 includes RF connectors, low-frequency connectors, power connectors, and switching components. The chassis 3 provides an external interface for the entire system. The chassis 3 integrates and installs various module systems and provides an installation interface for the millimeter-wave radio unit. The interface mainly includes an RF signal interface, a digital control interface, and a power interface.

[0040] Local oscillator module 4 provides local oscillator signals for the entire system and outputs two frequency spot signals; local oscillator module 4 provides two radio frequency spot signal outputs to provide local oscillator signals for frequency converter component 8 and intermediate frequency amplifier module 9.

[0041] The power supply and baseband processing unit 5 provides power, beam control, and baseband signal processing for the entire system. Beam control is achieved by changing the control signal of the phase shifter in the tile-type T / R component 7 according to the beamforming algorithm to control the phase of the signal and complete the beamforming. The baseband signal processing mainly implements broadband digital communication related processing through FPGA according to the required waveform algorithm. The operating frequency of the new millimeter-wave network radio is 28 GHz.

[0042] Example 2

[0043] The technical solution of this invention addresses the problem of realizing a novel network radio structure in the millimeter-wave band to achieve high-speed wireless data transmission over communication distances of several kilometers.

[0044] To achieve the above-mentioned objectives, the present invention provides a novel millimeter-wave network radio based on a phased array antenna.

[0045] The technical solution of this invention adopts a millimeter-wave phased array scheme to realize a long-distance, low-latency, high-speed network radio. This solution uses a planar array antenna, which has the advantages of small size, light weight, high integration, and easy installation compared to traditional radios. Furthermore, this solution employs beamforming technology, enabling rapid alignment.

[0046] like Figure 1 , 2 As shown, the novel millimeter-wave network radio includes:

[0047] 1. Antenna radome; 2. RF front end; 3. Complete chassis; 4. Local oscillator module; 5. Power supply and baseband processing unit.

[0048] The antenna radome 1 is made of polycarbonate.

[0049] The main units included in the radio frequency front-end are as follows: Figure 2 As shown, it consists of a millimeter-wave planar antenna array 6, a tile-type T / R component 7, a frequency conversion component 8, and an intermediate frequency amplification module 9.

[0050] The aforementioned chassis 3 contains components such as RF connectors, low-frequency connectors, power connectors, and switches, providing external interfaces for the entire system to operate.

[0051] The local oscillator module 4 provides the local oscillator signal for the entire system and outputs two point frequency signals.

[0052] The power supply and baseband processing unit 5 provides power, beam control, and baseband signal processing for the entire system.

[0053] The novel millimeter-wave network radio is a broadband communication terminal device based on a phased array antenna. Operating at 28 GHz, the device employs a modular design, facilitating system production, integration, and maintenance. It utilizes a highly integrated multi-channel transceiver chip, implementing a tile-type T / R component design to further reduce the radio's size. The device employs beamforming technology to achieve antenna beamforming, enabling rapid beam scanning and alignment. Furthermore, it utilizes broadband communication technology, achieving communication rates up to 2500 Mbps. This novel millimeter-wave radio features high integration, small size, low latency, and high communication speed.

[0054] The structure of the new millimeter-wave network radio (hereinafter referred to as millimeter-wave radio) is as follows: Figure 1 , Figure 2As shown, the entire radio consists of an antenna cover 1, an RF front end 2, a chassis 3, a local oscillator module 4, and a power supply and baseband processing unit 5.

[0055] The antenna cover 1, located at the top of the millimeter-wave radio, is made of polycarbonate material.

[0056] The radio frequency front-end 2 consists of four parts: a millimeter-wave planar antenna array 6, a tile-type T / R assembly 7, a frequency conversion assembly 8, and an intermediate frequency amplification module 9. In this embodiment, the millimeter-wave array 6 is composed of 64 elements in an 8x8 grid. The antenna type used is a microstrip antenna, with the antenna elements arranged according to a quarter-waveguide wavelength. The tile-type T / R assembly 7 is composed of an 8-channel multi-functional transceiver chip. This chip has high integration, integrating 8 channels for transmit / receive switching, transmit / receive amplification, phase shift attenuation, and other functions. The tile-type assembly adopts a miniaturized design, achieving 3D integration. Compared to traditional brick-type assemblies, its size is significantly reduced. The frequency conversion assembly 8 performs up-conversion and down-conversion of communication signals, employing a bare chip and micro-assembly design to achieve high integration, further reducing its size. The intermediate frequency amplification module 9 mainly amplifies the intermediate frequency transmit / receive signals, providing gain for the link.

[0057] The aforementioned chassis 3 is mainly used to integrate and install various module systems, and to provide installation interfaces for the millimeter-wave radio unit. These interfaces mainly include radio frequency signal interfaces, digital control interfaces, and power interfaces.

[0058] The local oscillator module 4 mainly provides two radio frequency point frequency signal outputs to provide local oscillator signals for the frequency conversion component 8 and the intermediate frequency amplification module 9.

[0059] The power supply and baseband processing unit 5 provides power, beam control, and baseband signal processing for the entire system. Beam control, based on a beamforming algorithm, modifies the control signal of the phase shifter in the tile-type T / R component 7 to control the phase of the signal, thereby completing beamforming. Baseband signal processing mainly involves implementing broadband digital communication-related processing via an FPGA according to the required waveform algorithm.

[0060] Figure 3 This is a diagram showing the actual test results of the present invention. The test was conducted using a network tester, employing point-to-point communication with high-order modulation over a distance of 4 km. The test results are as follows. Figure 3 The communication rate shown can reach 2500Mbps.

[0061] Those skilled in the art can understand this embodiment as a more specific description of Embodiment 1.

[0062] In the description of this application, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "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 application 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 application.

[0063] Specific embodiments of the present invention have been described above. It should be understood that the present invention is not limited to the specific embodiments described above, and those skilled in the art can make various changes or modifications within the scope of the claims, which do not affect the essence of the present invention. Unless otherwise specified, the embodiments and features described in this application can be arbitrarily combined with each other.

Claims

1. A novel millimeter-wave network radio, characterized in that, include: Antenna radome (1), RF front end (2), chassis (3), local oscillator module (4), power supply and baseband processing unit (5); The radome (1) is located at the top of the millimeter-wave radio, the power supply and baseband processing unit (5) is located at the bottom of the millimeter-wave radio, the radio frequency front end (2) is located between the radome (1) and the chassis (3), and the radio frequency front end (2) is electrically connected to the radome (1) and the chassis (3); the local oscillator module (4) is located between the power supply and baseband processing unit (5) and the chassis (3), and the local oscillator module (4) is electrically connected to the power supply and baseband processing unit (5) and the chassis (3), and the chassis (3) is located in the middle of the millimeter-wave radio; The radio frequency front end (2) includes a millimeter-wave planar antenna array (6), a tile-type T / R component (7), a frequency conversion component (8), and an intermediate frequency amplification module (9). The millimeter-wave planar antenna array (6) consists of 64 elements in an 8*8 configuration; the antenna type used is a microstrip antenna, and the antenna elements are arranged according to a quarter of the waveguide wavelength. The tile-type T / R module (7) is composed of an 8-channel multi-functional transceiver chip and adopts a miniaturized design. The power supply and baseband processing unit (5) provides power, beam control and baseband signal processing for the entire system; the beam control is based on the beamforming algorithm, and the phase control of the signal is achieved by changing the control signal of the phase shifter in the tile-type T / R component (7) to complete the beamforming.

2. The novel millimeter-wave network radio according to claim 1, characterized in that, The radome (1) is made of polycarbonate.

3. The novel millimeter-wave network radio according to claim 1, characterized in that, The frequency conversion component (8) is responsible for up-converting and down-converting communication signals, and adopts a bare chip and micro-assembly design. The intermediate frequency amplifier module (9) amplifies the intermediate frequency transceiver signal to provide gain for the link.

4. The novel millimeter-wave network radio according to claim 1, characterized in that, The chassis (3) includes an RF connector, a low-frequency connector, a power connector and a switch component. The chassis (3) provides an external interface for the operation of the entire system.

5. The novel millimeter-wave network radio according to claim 1, characterized in that, The chassis (3) integrates and installs various modules and provides an installation interface for the millimeter-wave radio, which mainly includes an RF signal interface, a digital control interface, and a power interface.

6. The novel millimeter-wave network radio according to claim 1, characterized in that, The local oscillator module (4) provides a local oscillator signal for the entire system and outputs two frequency point-frequency signals; the local oscillator module (4) provides two radio frequency point-frequency signal outputs to provide local oscillator signals for the frequency conversion component (8) and the intermediate frequency amplification module (9).

7. The novel millimeter-wave network radio according to claim 6, characterized in that, The baseband signal processing mainly involves implementing broadband digital communication-related processing via FPGA using waveform algorithms as needed.

8. The novel millimeter-wave network radio according to claim 1, characterized in that, The new millimeter-wave network radio operates at a frequency of 28 GHz.

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