CN218450110U - Frequency-adjustable standard frequency type transceiving component - Google Patents
Frequency-adjustable standard frequency type transceiving component Download PDFInfo
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- CN218450110U CN218450110U CN202222816266.6U CN202222816266U CN218450110U CN 218450110 U CN218450110 U CN 218450110U CN 202222816266 U CN202222816266 U CN 202222816266U CN 218450110 U CN218450110 U CN 218450110U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
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Abstract
The utility model discloses a frequency-adjustable frequency standard frequency type transceiving component, which relates to the technical field of circuit connection and aims to solve the problems that the similar technology mainly shows that the frequency standard is troublesome to adjust, the receiving capability is weak, the receiving sensitivity is low and the like, and the high altitude working stability is poor, so that the using requirements of customers are difficult to meet; the device has the advantages of strong anti-interference capability, high reliability, convenient frequency scale frequency adjustment and the like, is suitable for detecting various heights, has the advantages of small quiescent current, high function integration level and the like, and can be widely applied to radio equipment such as airplanes, radars, vehicles and the like; the advantages of high stability and the like, and the receiving and transmitting assembly of the new technology has the characteristics of strong anti-interference capability, high receiving sensitivity, convenient adjustment of frequency scale frequency signals, strong maintainability and the like.
Description
Technical Field
The utility model relates to a circuit connection technical field specifically is adjustable frequency scale frequency type receiving and dispatching subassembly.
Background
The similar technologies mainly show that the frequency scale is troublesome to adjust, the receiving capability is weak, the receiving sensitivity is low, and the like, and the high-altitude operation stability is poor, so that the use requirements of customers are difficult to meet. The technology adopted by the similar transceiving components is as follows: the receiving and transmitting assembly is also coupled with a part of transmitting signals and generates two pulse signals with specific frequency references f1 and f2 after passing through a double-harmonic detector and a differential amplifier, and the signals are used for a self-checking circuit of an altimeter to carry out frequency offset calibration.
SUMMERY OF THE UTILITY MODEL
In view of the problems in the prior art, the utility model discloses an adjustable frequency scale frequency type transceiver module, the technical scheme of adoption is, including frequency modulation signal generation module, common module, power amplifier circuit, first wave filter, first isolator, first wave detector, first amplifier, mixer, second amplifier, second isolator, second wave filter, third amplifier, frequency modulation signal generation module connects common module, common module connects respectively power amplifier circuit and mixer, and power amplifier amplifies the input signal, and amplitude and area load capacity mainly use in the aspect of signal amplification; the power amplifier circuit is connected with the first filter; the mixer is respectively connected with the second amplifier and the third amplifier, the third amplifier is connected with the second filter, the first filter is respectively connected with the first isolator and the first detector, the first detector is connected with the first amplifier, and the second filter is connected with the second isolator.
As a preferred technical solution of the present invention, the first detector is a dual-resonance detector.
As a preferred technical solution of the present invention, the first amplifier is a differential amplifier, which can suppress an influence on a circuit caused by a change in external conditions; the second amplifier is an intermediate frequency amplifier; the third amplifier is a low noise amplifier.
As a preferred technical scheme of the utility model, frequency modulated signal produces the module and includes voltage controlled oscillator circuit.
As a preferred technical solution of the present invention, the common division module includes a directional coupler circuit.
The utility model has the advantages that: the utility model discloses a cooperation between voltage controlled oscillator circuit, directional coupler circuit, power amplifier circuit, first filter, first isolator, double harmonic detector, differential amplifier, mixer, intermediate frequency amplifier, second isolator, second filter, low noise amplifier, have that the interference killing feature is strong, the reliability is high, frequency scale frequency adjustment is convenient etc. excellent characteristics, be applicable to various height detection, have advantages such as quiescent current is little, the function integrated level is high, can be widely applied to radio equipment such as aircraft, radar, on-vehicle; stability advantage such as high, the receiving and dispatching subassembly of this scheme demonstrates that the interference killing feature is strong, and the receiving sensitivity is high, frequency scale frequency signal adjustment is convenient, maintainability characteristics such as strong.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below. In all the drawings, the elements or parts are not necessarily drawn to actual scale.
Fig. 1 is a schematic structural diagram of the present invention.
In the figure: 1. a voltage controlled oscillator circuit; 2. a directional coupler circuit; 3. a power amplifier circuit; 4. A first filter; 5. a first isolator; 6. a dual-harmonic detector; 7. a differential amplifier; 8. a mixer; 9. an intermediate frequency amplifier; 10. a second isolator; 11. a second filter; 12. a low noise amplifier.
Detailed Description
The technical solution of the present invention will be clearly and completely described with reference to the accompanying drawings. In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.
Example 1
As shown in fig. 1, the utility model discloses an adjustable frequency scale frequency type transceiver module, the technical scheme of adoption is, including FM signal generation module, common division module, power amplifier circuit 3, first wave filter 4, first isolator 5, first wave detector, first amplifier, mixer 8, second amplifier, second isolator 10, second wave filter 11, third amplifier, FM signal generation module connects common division module, common division module connects respectively power amplifier circuit 3 and mixer 8 is microwave communication, radio astronomy, radar, plasma physics, remote control, remote sensing, electronic countermeasure, and the crucial part among many microwave measurement systems; the power amplifier circuit 3 is connected with the first filter 4, so that a frequency point of a specific frequency in a power line or frequencies except the frequency point can be effectively filtered, and a power signal of the specific frequency is obtained or the power signal of the specific frequency is eliminated; the mixer 8 is connected to the second amplifier and the third amplifier, the third amplifier is connected to the second filter 11, the first filter 4 is connected to the first isolator 5 and the first detector, the first detector is connected to the first amplifier, and the second filter 11 is connected to the second isolator 10.
As an optimized technical scheme of the utility model, first wave detector is double harmonic wave detector 6, detects former modulation signal's process in the high frequency amplitude modulation wave.
As a preferred technical solution of the present invention, the first amplifier is a differential amplifier 7; the second amplifier is an intermediate frequency amplifier 9 and has the functions of amplifying intermediate frequency signals, suppressing noise and interference of adjacent channels and automatically controlling gain; the third amplifier is a low noise amplifier 12, and is used as a high frequency or intermediate frequency preamplifier of various radio receivers and an amplifying circuit of high-sensitivity electronic detection equipment through the low noise amplifier 12.
As a preferred technical solution of the present invention, the frequency modulation signal generating module includes a voltage controlled oscillator circuit 1.
As a preferred technical solution of the present invention, the common division module includes a directional coupler circuit 2.
The utility model discloses a theory of operation: the frequency-adjustable standard frequency type transceiving component takes a voltage-controlled oscillator 1 as a frequency sweeping signal source, a part of signals after passing through a microstrip line directional coupler 2 are amplified by a power amplifier 3 to enable the power of transmitted signals to reach the index requirement, and the signals are transmitted out through a transmitting antenna after passing through a first filter 3 and a first isolator 4; meanwhile, the transmitting branch is also coupled with a part of transmitting signals and generates two pulse signals with specific frequency references f1 and f2 after being amplified by a double-harmonic detector 6 and a differential amplifier 7; microwave signals received from the receiving antenna pass through a second isolator 10 and a second filter 11, are amplified by a low noise amplifier 12, are mixed with coupled microwave frequency sweep signals by a mixer 8 to obtain intermediate frequency signals, and are amplified by an intermediate frequency amplifier 9 and then output.
The circuit connection of the present invention is a conventional method adopted by those skilled in the art, and can be suggested by limited tests, which belongs to the common knowledge.
Components not described in detail herein are prior art.
Although the present invention has been described in detail with reference to the specific embodiments, the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge range of those skilled in the art, and modifications or variations without creative efforts are still within the scope of the present invention.
Claims (5)
1. Adjustable frequency standard frequency type receiving and dispatching subassembly, its characterized in that: the frequency modulation signal generating device comprises a frequency modulation signal generating module, a common division module, a power amplifier circuit (3), a first filter (4), a first isolator (5), a first detector, a first amplifier, a frequency mixer (8), a second amplifier, a second isolator (10), a second filter (11) and a third amplifier, wherein the frequency modulation signal generating module is connected with the common division module, and the common division module is respectively connected with the power amplifier circuit (3) and the frequency mixer (8); the power amplifier circuit (3) is connected with the first filter (4); the mixer (8) is respectively connected with the second amplifier and the third amplifier, the third amplifier is connected with the second filter (11), the first filter (4) is respectively connected with the first isolator (5) and the first detector, the first detector is connected with the first amplifier, and the second filter (11) is connected with the second isolator (10).
2. The tunable frequency scale frequency type transceiver module according to claim 1, wherein: the first detector is a dual-harmonic detector (6).
3. The tunable frequency scale frequency type transceiver module according to claim 1, wherein: the first amplifier is a differential amplifier (7); the second amplifier is an intermediate frequency amplifier (9); the third amplifier is a low noise amplifier (12).
4. The tunable frequency scale frequency type transceiver module according to claim 1, wherein: the frequency-modulated signal generation module comprises a voltage-controlled oscillator circuit (1).
5. The tunable frequency scale frequency type transceiver module according to claim 1, wherein: the common division module comprises a directional coupler circuit (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222816266.6U CN218450110U (en) | 2022-10-25 | 2022-10-25 | Frequency-adjustable standard frequency type transceiving component |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222816266.6U CN218450110U (en) | 2022-10-25 | 2022-10-25 | Frequency-adjustable standard frequency type transceiving component |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218450110U true CN218450110U (en) | 2023-02-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222816266.6U Active CN218450110U (en) | 2022-10-25 | 2022-10-25 | Frequency-adjustable standard frequency type transceiving component |
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| Country | Link |
|---|---|
| CN (1) | CN218450110U (en) |
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2022
- 2022-10-25 CN CN202222816266.6U patent/CN218450110U/en active Active
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