CN216313433U - Wireless remote communication transceiver for base station - Google Patents
Wireless remote communication transceiver for base station Download PDFInfo
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- CN216313433U CN216313433U CN202122942936.4U CN202122942936U CN216313433U CN 216313433 U CN216313433 U CN 216313433U CN 202122942936 U CN202122942936 U CN 202122942936U CN 216313433 U CN216313433 U CN 216313433U
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Abstract
The utility model discloses a base station wireless remote communication transceiver, which comprises a receiving unit, an exciting unit, a power amplifier unit and a microprocessor unit, wherein the receiving unit is used for completing the demodulation of radio frequency signals and transmitting audio signals; the excitation unit is used for modulating the radio-frequency signal demodulated by the receiving unit and the transmitted audio signal; the power amplification unit is used for amplifying the power of the radio-frequency signal modulated by the excitation unit; and the microprocessor unit is used for respectively processing the audio signal transmitted by the receiving unit, the audio signal modulated by the exciting unit and the demodulated radio frequency signal. The base station wireless remote communication transceiver provided by the utility model has high bandwidth and high power; the power consumption is low, and the communication distance is long; the interface is rich and the volume is small; the weight is light and the carrying is convenient; and reliable guarantee is provided for remote data interaction between the unmanned aerial vehicle-mounted base station and the ground command center terminal control system.
Description
Technical Field
The utility model relates to the technical field of wireless communication, and particularly discloses a wireless remote communication transceiver for a base station.
Background
A wireless remote communication transceiver is mainly used for inducing remote data transmission of a base station in a no-load manner. China is a country with multiple disasters such as earthquake and is one of the most serious countries in the world suffering earthquake disasters, and many buried personnel are suffocated and die due to blood loss because of not being rescued in time after the earthquake. In order to solve the problem, a method for acquiring the distribution of buried personnel in the ruins is technically provided. With the rapid development of mobile communication technology, mobile phones are more and more commonly used, a no-load induction base station is utilized, an induction technology is adopted, the mobile phones can be actively contacted with the base station, then mobile identification information sent by the mobile phones is interpreted, the arrival angles of detection signals are counted, the positions of the mobile phones are finally determined, then the finally positioned mobile phone information and positions are transmitted to a command center terminal control system through a reliable transmission link, and a reliable decision basis is provided for rescue decision makers. What the general basic station data communication mode of inducing of market at present adopted is that wifi or bluetooth mode will final data transmission to control end, because we do not have a load and induce basic station mainly used emergency rescue, use unmanned aerial vehicle to carry on the base station moreover and carry out high altitude construction, if adopt above-mentioned two kinds of communication modes, the distance can not reach far away.
The wireless communication transceiver devices in the market generally have small bandwidth, large volume, small transmission distance and easy data loss, and cannot meet the normal requirements for inducing data communication of the base station. One is as follows: the transceiver devices are all in pairs, and induce the base station to carry out high-altitude operation on the adopted unmanned aerial vehicle, so that the transceiver devices have to meet the requirements of small enough volume and light enough weight under the condition of considering the load of the unmanned aerial vehicle. The second step is as follows: the induction base station has larger data transmission quantity and strong stability and anti-interference capability to the wireless transceiver.
Therefore, the above-mentioned drawbacks of the existing base station are a technical problem to be solved.
SUMMERY OF THE UTILITY MODEL
The utility model provides a wireless long-distance communication transceiver for a base station, which aims to solve the technical problem of the defects in the existing base station.
The utility model provides a wireless remote communication transceiver for a base station, which comprises a receiving unit, an exciting unit, a power amplifier unit and a microprocessor unit, wherein,
the receiving unit is used for completing the demodulation of the radio frequency signal and transmitting the audio signal;
the exciting unit is respectively electrically connected with the receiving unit and the power amplification unit and is used for modulating the radio-frequency signal demodulated by the receiving unit and the transmitted audio signal;
the power amplification unit is electrically connected with the excitation unit and is used for amplifying the power of the radio-frequency signal modulated by the excitation unit;
the microprocessor unit is respectively electrically connected with the receiving unit and the exciting unit and is used for respectively processing the audio signal transmitted by the receiving unit, the audio signal modulated by the exciting unit and the demodulated radio frequency signal.
Further, the excitation unit comprises a modulation module and a voltage amplification module,
the modulation module is used for modulating the radio-frequency signal demodulated by the receiving unit;
the voltage amplification module is electrically connected with the modulation module and is used for performing voltage amplification processing on the radio-frequency signal modulated by the modulation module.
Furthermore, the power amplification unit comprises a power amplification module and a low-pass filtering module,
the power amplification module is used for carrying out power amplification on the radio-frequency signal modulated by the excitation unit;
the low-pass filtering module is electrically connected with the power amplifying module and is used for filtering out higher harmonics of the radio-frequency signal amplified by the power amplifying module.
Furthermore, the power amplifier unit also comprises a duplexer and an antenna,
the duplexer is respectively electrically connected with the low-pass filtering module and the antenna and is used for transmitting the radio-frequency signal of the high-order harmonic wave filtered by the low-pass filtering module through the antenna.
Further, the microprocessor unit includes a microprocessor chip and an interface circuit,
the micro-processing chip is used for respectively processing the audio signal transmitted by the receiving unit, the audio signal modulated by the exciting unit and the demodulated radio-frequency signal;
the interface circuit is electrically connected with the micro-processing chip and used for outputting signals processed by the microprocessor unit.
Further, the interface circuit includes a multi-way I/O input-output circuit.
Further, the interface circuit comprises an RJ45 interface circuit, an RS232 interface circuit, an RS485 interface circuit, an RS422 interface circuit and a TTL interface circuit.
Further, the model of the micro-processing chip is STM32F 107.
Further, the modulation module comprises a signal modulation chip, and the model of the signal modulation chip is UPC 1507; the voltage amplification module comprises a voltage amplification chip, and the model of the voltage amplification chip is a 6P3P electron tube.
Furthermore, the model of the duplexer is SAYEY2G53CA0F0A, the model of the low-pass filtering module is SCLF-420, and the model of the power amplifying module is BW-2W/340 MHz.
The beneficial effects obtained by the utility model are as follows:
the utility model provides a base station wireless remote communication transceiver, which adopts a receiving unit, an exciting unit, a power amplifier unit and a microprocessor unit, and completes the demodulation of radio frequency signals and the transmission of audio signals through the receiving unit; the excitation unit modulates the radio-frequency signal demodulated by the receiving unit and the transmitted audio signal; the power amplification unit is used for amplifying the power of the radio-frequency signal modulated by the excitation unit; the microprocessor unit respectively processes the audio signal transmitted by the receiving unit, the audio signal modulated by the exciting unit and the demodulated radio frequency signal. The base station wireless remote communication transceiver provided by the utility model has high bandwidth (providing data stream broadband up to 12/25 Mbps) and high power; the power consumption is low, and the communication distance is long; the interface is rich and the volume is small; the weight is light and the carrying is convenient; and reliable guarantee is provided for remote data interaction between the unmanned aerial vehicle-mounted base station and the ground command center terminal control system.
Drawings
Fig. 1 is a functional block diagram of an embodiment of a base station wireless telecommunication transceiver apparatus according to the present invention;
FIG. 2 is a functional block diagram of one embodiment of the excitation unit shown in FIG. 1;
fig. 3 is a schematic diagram of functional modules of an embodiment of the power amplifier unit shown in fig. 1;
FIG. 4 is a functional block diagram of an embodiment of the microprocessor unit shown in FIG. 1.
The reference numbers illustrate:
10. a receiving unit; 20. an excitation unit; 30. a power amplifier unit; 40. a microprocessor unit; 21. a modulation module; 22. a voltage amplification module; 31. a power amplification module; 32. a low-pass filtering module; 33. a duplexer; 34. an antenna; 41. a microprocessor chip; 42. an interface circuit.
Detailed Description
In order to better understand the technical solution, the technical solution will be described in detail with reference to the drawings and the specific embodiments.
As shown in fig. 1, a first embodiment of the present invention provides a transceiver for base station wireless telecommunication, which includes a receiving unit 10, an exciting unit 20, a power amplifying unit 30 and a microprocessor unit 40, wherein the receiving unit 10 is configured to demodulate a radio frequency signal and transmit an audio signal; the exciting unit 20 is electrically connected to the receiving unit 10 and the power amplifying unit 30, and is configured to modulate the radio frequency signal demodulated by the receiving unit 10 and the transmitted audio signal; the power amplifier unit 30 is electrically connected with the exciting unit 20 and is used for amplifying the power of the radio frequency signal modulated by the exciting unit 20; the microprocessor unit 40 is electrically connected to the receiving unit 10 and the exciting unit 20, and is configured to process the audio signal transmitted by the receiving unit 10, and the audio signal modulated by the exciting unit 20 and the demodulated radio frequency signal. In this embodiment, the receiving unit 10, the exciting unit 20, the power amplifying unit 30 and the microprocessor unit 40 may all adopt existing functional modules. The base station wireless remote communication transceiver device provided by the embodiment is mainly used for inducing base station data transmission in an idle load manner, detecting mobile phone information and positions finally positioned by the idle load inducing base station, transmitting a data time sequence to a command center terminal control system through the wireless remote communication transceiver device, and meanwhile, the wireless remote communication transceiver device is beneficial to ultra wide band of the wireless transceiver device, performs time sequence voice interaction and provides a reliable decision basis for a rescue decision maker.
In the above structure, please refer to fig. 2, fig. 2 is a schematic functional block diagram of an embodiment of the excitation unit shown in fig. 1, in this embodiment, the excitation unit 20 includes a modulation module 21 and a voltage amplification module 22, where the modulation module 21 is configured to modulate the radio frequency signal demodulated by the receiving unit 10; the voltage amplifying module 22 is electrically connected to the modulating module 21, and is configured to perform voltage amplification processing on the radio frequency signal modulated by the modulating module 21. Preferably, the modulation module 21 comprises a signal modulation chip, which is of the type UPC 1507. The voltage amplifying module 22 includes a voltage amplifying chip, and the model of the voltage amplifying chip is a 6P3P electron tube.
Preferably, please refer to fig. 3, where fig. 3 is a schematic functional module diagram of an embodiment of the power amplifier unit shown in fig. 1, the power amplifier unit 30 includes a power amplifying module 31 and a low-pass filtering module 32, where the power amplifying module 31 is configured to perform power amplification on the radio frequency signal modulated by the excitation unit 20; the low-pass filtering module 32 is electrically connected to the power amplifying module 31, and is configured to filter out higher harmonics of the radio frequency signal amplified by the power amplifying module 31. Further, the power amplifier unit 30 further includes a duplexer 33 and an antenna 34, wherein the duplexer 33 is electrically connected to the low pass filter module 32 and the antenna 34, respectively, and is configured to transmit the radio frequency signal with the high-order harmonics filtered by the low pass filter module 32 through the antenna 34. In this example, the duplexer 33 employs a model of SAYEY2G53CA0F 0A. The low pass filtering module 32 is of the model SCLF-420. The model of the power amplification module 31 is BW-2W/340 MHz. Of course, the power amplification module 31, the low pass filter module 32 and the duplexer 33 may also be chips of other types, and are all within the protection scope of this patent.
Further, referring to fig. 4, fig. 4 is a functional block diagram of an embodiment of the microprocessor unit shown in fig. 1, the microprocessor unit 40 includes a microprocessor chip 41 and an interface circuit 42, wherein the microprocessor chip 41 is configured to process the audio signal transmitted by the receiving unit 10, the audio signal modulated by the exciting unit 20, and the demodulated radio frequency signal, respectively; the interface circuit 42 is electrically connected to the microprocessor chip 41, and is configured to output a signal processed by the microprocessor unit 40. Specifically, the interface circuit 42 includes a multi-way I/O input-output circuit. In this embodiment, the interface circuit 42 includes an RJ45 interface circuit, an RS232 interface circuit, an RS485 interface circuit, an RS422 interface circuit, and a TTL interface circuit. Preferably, the model number adopted by the micro-processing chip 41 is STM32F 107.
As shown in fig. 1 to 4, the operation principle of the wireless telecommunication transceiver for base station provided in this embodiment is as follows:
the base station wireless long-distance communication transceiver mainly comprises a receiving unit 10, an exciter unit 20, a power amplifier unit 30, a microprocessor unit 40 and a power supply unit (not shown). The receiving unit 10 can perform demodulation of the radio frequency signal and processing of the transmitted data and audio signals; the exciter unit 20 completes the modulation of the radio frequency signal and the processing of the radio frequency signal, namely, the voice and data to be modulated are sent to the VCO for modulation and voltage amplification; the main task of the power amplifier unit 30 is to amplify the rf signal sent from the exciter unit 30 to 44dBm through the power amplifier module 31, then to filter out the higher harmonics through the low pass filter module 32 and then to send to the duplexer 33, and finally to transmit through the antenna 34. The microprocessor unit 40 is a core unit of the whole invention, and is mainly responsible for signal operation, analog-to-digital and digital-to-analog conversion processing, data transmission and control of voice communication states, and finally provides multiple I/O input/output ports. The power supply unit mainly supplies energy for the whole base station wireless remote communication transceiver, the external direct current power supply can be subjected to filtering, reverse polarity protection and the like through the power supply of the system, then stable power supply voltage (the working rated voltage is 5V, and the current is 2A) is output, and meanwhile, the power supply must be subjected to necessary short circuit and overcurrent protection.
Compared with the prior art, the base station wireless remote communication transceiver provided by the embodiment adopts the receiving unit, the exciting unit, the power amplifying unit and the microprocessor unit, and completes the demodulation of radio frequency signals and the transmission of audio signals through the receiving unit; the excitation unit modulates the radio-frequency signal demodulated by the receiving unit and the transmitted audio signal; the power amplification unit is used for amplifying the power of the radio-frequency signal modulated by the excitation unit; the microprocessor unit respectively processes the audio signal transmitted by the receiving unit, the audio signal modulated by the exciting unit and the demodulated radio frequency signal. The base station wireless long-distance communication transceiver provided by the embodiment has high bandwidth (providing data stream broadband up to 12/25 Mbps) and high power; the power consumption is low, and the communication distance is long; the interface is rich and the volume is small; the weight is light and the carrying is convenient; and reliable guarantee is provided for remote data interaction between the unmanned aerial vehicle-mounted base station and the ground command center terminal control system.
While preferred embodiments of the present invention have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. Therefore, it is intended that the appended claims be interpreted as including preferred embodiments and all such alterations and modifications as fall within the scope of the utility model. It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the utility model. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (10)
1. A transceiver for wireless telecommunication of base station, which is characterized in that it comprises a receiving unit (10), an exciting unit (20), a power amplifier unit (30) and a microprocessor unit (40), wherein,
the receiving unit (10) is used for completing demodulation of radio frequency signals and transmitting audio signals;
the excitation unit (20) is respectively electrically connected with the receiving unit (10) and the power amplification unit (30) and is used for modulating the radio frequency signal demodulated by the receiving unit (10) and the transmitted audio signal;
the power amplification unit (30) is electrically connected with the excitation unit (20) and is used for amplifying the power of the radio-frequency signal modulated by the excitation unit (20);
the microprocessor unit (40) is respectively electrically connected with the receiving unit (10) and the exciting unit (20) and is used for respectively processing the audio signal transmitted by the receiving unit (10), the audio signal modulated by the exciting unit (20) and the demodulated radio frequency signal.
2. The transceiver apparatus for base station wireless telecommunication according to claim 1, wherein said excitation unit (20) comprises a modulation module (21) and a voltage amplification module (22),
the modulation module (21) is configured to modulate the radio frequency signal demodulated by the receiving unit (10);
the voltage amplification module (22) is electrically connected with the modulation module (21) and is used for performing voltage amplification processing on the radio-frequency signal modulated by the modulation module (21).
3. The transceiver apparatus for base station wireless telecommunication according to claim 2, wherein said power amplification unit (30) comprises a power amplification module (31) and a low pass filtering module (32),
the power amplification module (31) is used for performing power amplification on the radio-frequency signal modulated by the excitation unit (20);
the low-pass filtering module (32) is electrically connected with the power amplifying module (31) and is used for filtering out higher harmonics of the radio-frequency signal amplified by the power amplifying module (31).
4. The wireless telecommunication transceiver apparatus for base station according to claim 3, wherein said power amplifier unit (30) further comprises a duplexer (33) and an antenna (34),
the duplexer (33) is respectively electrically connected with the low-pass filtering module (32) and the antenna (34) and is used for transmitting the radio-frequency signal of the high-order harmonic wave filtered by the low-pass filtering module (32) through the antenna (34).
5. Transceiver device for wireless telecommunication of base stations according to claim 4, characterized in that the microprocessor unit (40) comprises a microprocessor chip (41) and an interface circuit (42),
the micro-processing chip (41) is used for respectively processing the audio signal transmitted by the receiving unit (10), the audio signal modulated by the exciting unit (20) and the demodulated radio frequency signal;
the interface circuit (42) is electrically connected with the microprocessor chip (41) and is used for outputting signals processed by the microprocessor unit (40).
6. The transceiver apparatus for wireless telecommunication of a base station according to claim 5, wherein said interface circuit (42) comprises a multi-way I/O circuit.
7. The transceiver apparatus for wireless telecommunication of a base station according to claim 5, wherein said interface circuit (42) comprises an RJ45 interface circuit, an RS232 interface circuit, an RS485 interface circuit, an RS422 interface circuit, and a TTL interface circuit.
8. The transceiver apparatus for wireless telecommunication of a base station according to claim 7, wherein said microprocessor chip (41) is of the type STM32F 107.
9. The transceiver apparatus for base station wireless telecommunication according to claim 4, wherein said modulation module (21) comprises a signal modulation chip, said signal modulation chip having a model number of UPC 1507; the voltage amplification module (22) comprises a voltage amplification chip, and the model of the voltage amplification chip is a 6P3P electron tube.
10. The base station wireless telecommunication transceiver apparatus according to claim 4, wherein the duplexer (33) has a model of SAYEY2G53CA0F0A, the low-pass filtering module (32) has a model of SCLF-420, and the power amplifying module (31) has a model of BW-2W/340 MHz.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122942936.4U CN216313433U (en) | 2021-11-26 | 2021-11-26 | Wireless remote communication transceiver for base station |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122942936.4U CN216313433U (en) | 2021-11-26 | 2021-11-26 | Wireless remote communication transceiver for base station |
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| Publication Number | Publication Date |
|---|---|
| CN216313433U true CN216313433U (en) | 2022-04-15 |
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| CN202122942936.4U Active CN216313433U (en) | 2021-11-26 | 2021-11-26 | Wireless remote communication transceiver for base station |
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- 2021-11-26 CN CN202122942936.4U patent/CN216313433U/en active Active
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