Ultra-wideband broadband adaptive frequency conversion communication assembly

Abstract

The utility model discloses a broadband adaptive frequency conversion communication assembly of an ultra-wideband. The broadband adaptive frequency conversion communication assembly comprises a receiving link and a transmitting link, each of the receiving link and the transmitting link comprises an amplifying unit, a filtering unit, a first frequency mixing unit, a power amplifying unit, a second frequency mixing unit, a switch filtering unit, a first local oscillation unit and a second local oscillation unit; the output end of the first local oscillator unit is connected with the first frequency mixing unit; the output end of the second local oscillator unit is connected with the second frequency mixing unit; in the receiving link, an amplifying unit, a filtering unit, a first frequency mixing unit, a power amplifying unit, a second frequency mixing unit and a switch filtering unit are connected in sequence; in the transmitting link, a switch filtering unit, a second frequency mixing unit, a power amplification unit, a first frequency mixing unit, a filtering unit and an amplification unit are connected in sequence. The signal conversion and amplification in different frequency bands are ensured, the signal processing requirements of different frequency bands can be met, the signal transmission and receiving can be optimized, and the signal distortion and interference are reduced.

Description

Technical Field

[0001] This utility model relates to the field of circuit signal transceiver technology, specifically to an ultra-wideband adaptive frequency conversion communication component. Background Technology

[0002] Existing transceiver links may present problems including frequency compatibility, signal integrity, and system performance optimization. Because ultra-wideband (UWB) systems have extremely narrow signal pulses and a very wide frequency range, they often share frequency bands with other systems. Inappropriate frequency settings can lead to interference with other radio systems, affecting communication quality. Furthermore, existing technologies may not fully utilize spectrum resources, resulting in spectrum waste.

[0003] Meanwhile, with the increase in the number of wireless communication devices and the rapid increase in data transmission rates, the edge or hold time, which used to be on the order of microseconds (µs), has been reduced to nanoseconds (ns) or even picoseconds (ps). Available spectrum resources have become scarce, and the high bandwidth requirements of slot broadband make it difficult for traditional design solutions to meet the needs of normal system operation, resulting in higher signal transmission distortion. Utility Model Content

[0004] The technical problem this invention aims to solve is poor frequency compatibility and high signal transmission distortion. The goal is to provide an ultra-wideband adaptive frequency conversion communication component that enables effective signal transmission and reception, ensuring signal conversion and amplification across different frequency bands. The mixing unit and local oscillator unit are designed to adapt to the signal processing requirements of different frequency bands, thereby achieving high reliability, high security, and low power consumption. This optimizes signal transmission and reception, reduces signal distortion and interference, and improves the overall performance of the communication system.

[0005] This utility model is achieved through the following technical solution:

[0006] An ultra-wideband adaptive frequency conversion communication component includes: a receiving link and a transmitting link;

[0007] Both the receiving link and the transmitting link include: an amplification unit, a filtering unit, a first mixing unit, a power amplification unit, a second mixing unit, a switching filtering unit, a first local oscillator unit, and a second local oscillator unit;

[0008] The output terminal of the first local oscillator unit is connected to the first mixer unit;

[0009] The output of the second local oscillator unit is connected to the second mixer unit;

[0010] In the receiving link, the amplification unit, the filtering unit, the first mixing unit, the power amplification unit, the second mixing unit, and the switching filtering unit are connected in sequence;

[0011] In the transmission link, the switching filter unit, the second mixer unit, the power amplifier unit, the first mixer unit, the filter unit, and the amplifier unit are connected in sequence.

[0012] Furthermore, a single-pole double-throw switch is provided on both sides of the amplification unit;

[0013] In the receiving link, the amplification unit includes: a limiter, a low-noise amplifier, and an amplifier A1 connected in sequence;

[0014] In the transmission link, the amplification unit includes a gain amplifier, a drive amplifier, and a power amplifier PA1 connected in sequence.

[0015] Furthermore, in the receiving link, the filtering unit includes: an amplifier A2 and a low-pass filter LF1 connected in sequence;

[0016] In the transmission link, the filtering unit includes a low-pass filter LF1 and an amplifier A3 connected in sequence;

[0017] Both amplifiers A2 and A3 are equipped with single-pole double-throw switches at both ends.

[0018] Furthermore, the first mixing unit includes: a mixer M1, a bandpass filter BF1, and a first local oscillator unit;

[0019] The mixer and bandpass filter BF1 are connected in sequence;

[0020] The output terminal of the local oscillator link L1 in the first local oscillator unit is connected to the input terminal of the mixer M1.

[0021] Furthermore, the local oscillator link L1 includes:

[0022] Main circuit local oscillator amplifier unit, first branch circuit local oscillator amplifier unit, and second branch circuit local oscillator amplifier unit;

[0023] The main circuit local oscillator amplifier unit is connected to the first branch circuit local oscillator amplifier unit and the second branch circuit local oscillator amplifier unit, respectively.

[0024] Furthermore, the first mixer operates in the frequency range of 1.28-40 GHz in the receiving link and in the frequency range of 2.20-8 GHz in the transmitting link;

[0025] The first local oscillator unit operates in the frequency range of 6.6-4.8 GHz in the receiving link and in the frequency range of 4.5-7.2 GHz in the transmitting link.

[0026] Furthermore, in the receiving link, the power amplification unit includes: a power amplifier PA2 and a bandpass filter BF2, which are connected in sequence.

[0027] In the transmission link, the power amplification unit includes: power amplifier PA3 and bandpass filter BF2, with bandpass filter BF2 and power amplifier PA3 connected in sequence;

[0028] Both ends of the power amplifiers PA2 and PA3 are equipped with single-pole double-throw switches.

[0029] Furthermore, the second mixing unit includes a mixer M2, a bandpass filter BF3, and a second local oscillator unit;

[0030] The output terminal of the local oscillator link L2 of the second local oscillator unit is connected to the input terminal of the mixer M2.

[0031] Furthermore, the first mixer operates in the frequency range of 1.28-40 GHz in the receiving link and in the frequency range of 2.20-8 GHz in the transmitting link;

[0032] The first local oscillator unit operates in the frequency range of 6.6-4.8 GHz in the receiving link and in the frequency range of 4.5-7.2 GHz in the transmitting link;

[0033] The second mixer operates in the frequency range of 7.163-8.812 GHz in the receiving link and in the frequency range of 7.235-8.750 GHz in the transmitting link;

[0034] The second local oscillator unit operates in the frequency range of 8.163-9.812 GHz in the receiving link and in the frequency range of 6.235-7.750 GHz in the transmitting link.

[0035] Furthermore, in the receiving link, the switching filter unit includes amplifier A3, low-pass filter LF2 and amplifier A4 connected in sequence;

[0036] In the transmission link, the switching filter unit includes amplifier A5, low-pass filter LF3 and amplifier A6 connected in sequence;

[0037] The switching filter unit is equipped with a single-pole double-throw switch at both ends.

[0038] Compared with the prior art, this utility model has the following advantages and beneficial effects:

[0039] By precisely controlling the operating frequencies of the mixer and local oscillator, the transceiver link can be ensured to operate normally within the specified frequency range. This optimizes signal transmission and reception, reduces signal distortion and interference, thereby improving the overall performance of the communication system and avoiding interference with other radio services.

[0040] With the increasing number of wireless communication devices, spectrum resources are becoming scarce. Through effective frequency management and conversion, limited spectrum resources can be utilized efficiently and waste can be avoided. Therefore, in different operating modes (such as receiving and transmitting), the operating frequencies of mixers and local oscillators need to be adjusted accordingly to adapt to different signal processing requirements.

[0041] Improper frequency use can lead to interference with other wireless systems, affecting communication quality. Addressing frequency compatibility issues can reduce this interference, ensuring communication stability, maintaining signal integrity and quality across a wide frequency range, and minimizing signal loss during frequency conversions.

[0042] Dynamic frequency management allows the system to adjust its operating frequency according to different application scenarios and requirements, enhancing the system's flexibility and adaptability to different environments.

[0043] Using different mixers and local oscillators in the receive and transmit links can support multiple communication modes and protocols, making the system more versatile and flexible. Attached Figure Description

[0044] The accompanying drawings, which are included to provide a further understanding of the embodiments of the present invention and form part of this application, do not constitute a limitation thereof. In the drawings:

[0045] Figure 1 This is the communication component in the embodiments of this utility model;

[0046] Figure 2 This describes the specific structure of the transceiver link in the embodiments of this utility model;

[0047] Figure 3 The first local oscillator unit and the second local oscillator unit are structures in the embodiments of this utility model. Detailed Implementation

[0048] To make the objectives, technical solutions, and advantages of this utility model clearer, the present utility model will be further described in detail below with reference to the embodiments and accompanying drawings. The illustrative embodiments and descriptions of this utility model are only used to explain this utility model and are not intended to limit this utility model.

[0049] like Figure 1 and Figure 2As shown, this embodiment provides an ultra-wideband adaptive frequency conversion communication component, including a receiving link and a transmitting link. Both the receiving and transmitting links include an amplification unit, a filtering unit, a first mixer, a power amplification unit, a second mixer, a switched filter unit, a first local oscillator unit, and a second local oscillator unit. The output of the first local oscillator unit is connected to the first mixer; the output of the second local oscillator unit is connected to the second mixer. In the receiving link, the amplification unit, filtering unit, first mixer, power amplification unit, second mixer, and switched filter unit are connected sequentially. In the transmitting link, the switched filter unit, second mixer, power amplification unit, first mixer, filtering unit, and amplification unit are connected sequentially. This embodiment can achieve effective signal transmission and reception, ensuring signal conversion and amplification in different frequency bands. The mixing unit and local oscillator unit are designed to adapt to the signal processing requirements of different frequency bands, thereby achieving high reliability, high security, and low power consumption. This optimizes signal transmission and reception, reduces signal distortion and interference, and improves the overall performance of the communication system.

[0050] In some possible implementations, single-pole double-throw switches are provided on both sides of the amplification unit;

[0051] In the receiving link, the amplification unit includes: a limiter, a low-noise amplifier, and an amplifier A1 connected in sequence;

[0052] In the transmission link, the amplification unit includes a gain amplifier, a drive amplifier, and a power amplifier PA1 connected in sequence.

[0053] In some possible implementations, the filtering unit in the receiving link includes an amplifier A2 and a low-pass filter LF1 connected in sequence.

[0054] In the transmission link, the filtering unit includes a low-pass filter LF1 and an amplifier A3 connected in sequence;

[0055] Both amplifiers A2 and A3 are equipped with single-pole double-throw switches at both ends.

[0056] In some possible implementations, the first mixing unit includes: a mixer M1, a bandpass filter BF1, and a first local oscillator unit;

[0057] The mixer and bandpass filter BF1 are connected in sequence;

[0058] The output of the local oscillator link L1 in the first local oscillator unit is connected to the input of the mixer M1.

[0059] In some possible implementations, such as Figure 3 As shown, the local oscillator link L1 includes:

[0060] Main circuit local oscillator amplifier unit, first branch circuit local oscillator amplifier unit, and second branch circuit local oscillator amplifier unit;

[0061] The main circuit local oscillator amplifier unit is connected to the first branch circuit local oscillator amplifier unit and the second branch circuit local oscillator amplifier unit respectively;

[0062] The main circuit local oscillator amplification unit includes an attenuator, a local oscillator amplifier, and a power divider;

[0063] The first branch local oscillator amplifier unit includes an attenuator and a local oscillator amplifier;

[0064] The second branch local oscillator amplifier unit includes an attenuator and a local oscillator amplifier.

[0065] In some possible implementations, the first mixer operates in the frequency range of 1.28-40 GHz in the receive link and in the frequency range of 2.20-8 GHz in the transmit link;

[0066] The first local oscillator unit operates in the frequency range of 6.6-4.8 GHz in the receiving link and in the frequency range of 4.5-7.2 GHz in the transmitting link.

[0067] This design optimizes signal transmission and reception, reduces signal distortion and interference, and thus improves the overall performance of the communication system. Simultaneously, it enhances spectrum utilization, reduces signal interference, and ensures system compatibility and flexibility. Furthermore, by precisely controlling the operating frequencies of the mixer and local oscillator, it ensures efficient signal conversion from radio frequency (RF) to intermediate frequency (IF) and then from RF to baseband throughout the entire receiving and transmitting links, meeting both regulatory requirements and system design needs.

[0068] In some possible implementations, in the receiving link, the power amplification unit includes: a power amplifier PA2 and a bandpass filter BF2, wherein the power amplifier PA2 and the bandpass filter BF2 are connected in sequence;

[0069] In the transmit link, the power amplification unit includes: power amplifier PA3 and bandpass filter BF2, with bandpass filter BF2 and power amplifier PA3 connected in sequence;

[0070] Both ends of the power amplifiers PA2 and PA3 are equipped with single-pole double-throw switches.

[0071] In some possible implementations, the second mixing unit includes a mixer M2, a bandpass filter BF3, and a second local oscillator unit;

[0072] The output of the local oscillator link L2 of the second local oscillator unit is connected to the input of the mixer M2.

[0073] In some possible implementations, such as Figure 3 As shown, the local oscillator link L2 includes:

[0074] Main circuit local oscillator amplifier unit, first branch circuit local oscillator amplifier unit, and second branch circuit local oscillator amplifier unit;

[0075] The main circuit local oscillator amplifier unit is connected to the first branch circuit local oscillator amplifier unit and the second branch circuit local oscillator amplifier unit respectively;

[0076] The main circuit local oscillator amplification unit includes an attenuator, a local oscillator amplifier, and a power divider;

[0077] The first branch local oscillator amplifier unit includes an attenuator and a local oscillator amplifier;

[0078] The second branch local oscillator amplifier unit includes an attenuator and a local oscillator amplifier.

[0079] In some possible implementations, the second mixer operates in the frequency range of 7.163-8.812 GHz in the receive link and in the frequency range of 7.235-8.750 GHz in the transmit link;

[0080] The second local oscillator unit operates in the frequency range of 8.163-9.812 GHz in the receiving link and in the frequency range of 6.235-7.750 GHz in the transmitting link.

[0081] In some possible implementations, in the receiving link, the switching filter unit includes an amplifier A3, a low-pass filter LF2, and an amplifier A4 connected in sequence.

[0082] In the transmission link, the switching filter unit includes amplifier A5, low-pass filter LF3 and amplifier A6 connected in sequence;

[0083] Both ends of the switching filter unit are equipped with single-pole double-throw switches.

[0084] The specific embodiments described above further illustrate the purpose, technical solution, and beneficial effects of this utility model. It should be understood that the above description is only a specific embodiment of this utility model and is not intended to limit the scope of protection of this utility model. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of this utility model should be included within the scope of protection of this utility model.

Claims

1. A broadband adaptive frequency conversion communication component for ultra-wideband communication, characterized in that, include: Receive link and transmit link; Both the receiving link and the transmitting link include: an amplification unit, a filtering unit, a first mixing unit, a power amplification unit, a second mixing unit, a switching filtering unit, a first local oscillator unit, and a second local oscillator unit; The output terminal of the first local oscillator unit is connected to the first mixer unit; The output of the second local oscillator unit is connected to the second mixer unit; In the receiving link, the amplification unit, the filtering unit, the first mixing unit, the power amplification unit, the second mixing unit, and the switching filtering unit are connected in sequence; In the transmission link, the switching filter unit, the second mixer unit, the power amplifier unit, the first mixer unit, the filter unit, and the amplifier unit are connected in sequence.

2. The ultra-wideband adaptive frequency conversion communication component according to claim 1, characterized in that, A single-pole double-throw switch is provided on both sides of the amplification unit; In the receiving link, the amplification unit includes: a limiter, a low-noise amplifier, and an amplifier A1 connected in sequence; In the transmission link, the amplification unit includes a gain amplifier, a drive amplifier, and a power amplifier PA1 connected in sequence.

3. The ultra-wideband adaptive frequency conversion communication component according to claim 1, characterized in that, In the receiving link, the filtering unit includes: amplifier A2 and low-pass filter LF1 connected in sequence; In the transmission link, the filtering unit includes a low-pass filter LF1 and an amplifier A3 connected in sequence; Both amplifiers A2 and A3 are equipped with single-pole double-throw switches at both ends.

4. The ultra-wideband adaptive frequency conversion communication component according to claim 1, characterized in that, The first mixing unit includes: a mixer M1, a bandpass filter BF1, and a first local oscillator unit; The mixer and bandpass filter BF1 are connected in sequence; The output terminal of the local oscillator link L1 in the first local oscillator unit is connected to the input terminal of the mixer M1.

5. The ultra-wideband adaptive frequency conversion communication component according to claim 4, characterized in that, The local oscillator link L1 includes: Main circuit local oscillator amplifier unit, first branch circuit local oscillator amplifier unit, and second branch circuit local oscillator amplifier unit; The main circuit local oscillator amplifier unit is connected to the first branch circuit local oscillator amplifier unit and the second branch circuit local oscillator amplifier unit, respectively.

6. The ultra-wideband adaptive frequency conversion communication component according to claim 4, characterized in that, The mixer M1 operates in the frequency range of 1.28-40 GHz in the receiving link and in the frequency range of 2.20-8 GHz in the transmitting link; The first local oscillator unit operates in the frequency range of 6.6-4.8 GHz in the receiving link and in the frequency range of 4.5-7.2 GHz in the transmitting link.

7. The ultra-wideband adaptive frequency conversion communication component according to claim 1, characterized in that, In the receiving link, the power amplification unit includes: power amplifier PA2 and bandpass filter BF2, which are connected in sequence; In the transmission link, the power amplification unit includes: power amplifier PA3 and bandpass filter BF2, with bandpass filter BF2 and power amplifier PA3 connected in sequence; Both ends of the power amplifiers PA2 and PA3 are equipped with single-pole double-throw switches.

8. The ultra-wideband adaptive frequency conversion communication component according to claim 1, characterized in that, The second mixing unit includes a mixer M2, a bandpass filter BF3, and a second local oscillator unit; The output terminal of the local oscillator link L2 of the second local oscillator unit is connected to the input terminal of the mixer M2.

9. The ultra-wideband adaptive frequency conversion communication component according to claim 8, characterized in that, The mixer M2 operates in the frequency range of 7.163-8.812 GHz in the receiving link and in the frequency range of 7.235-8.750 GHz in the transmitting link; The second local oscillator unit operates in the frequency range of 8.163-9.812 GHz in the receiving link and in the frequency range of 6.235-7.750 GHz in the transmitting link.

10. The ultra-wideband adaptive frequency conversion communication component according to claim 1, characterized in that, In the receiving link, the switching filter unit includes amplifier A3, low-pass filter LF2 and amplifier A4 connected in sequence; In the transmission link, the switching filter unit includes amplifier A5, low-pass filter LF3 and amplifier A6 connected in sequence; The switching filter unit is equipped with a single-pole double-throw switch at both ends.

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