Intelligent output technology of microwave power amplifier

A microwave power and amplifier technology, applied in the field of communication, can solve the problems such as the inability to make corresponding judgments in time when the output load is matched, and the output power adjustment range is small, so as to avoid abnormal operation, improve service life, and reduce damage.

Active Publication Date: 2012-02-15
上海东洲罗顿通信股份有限公司
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AI Technical Summary

Problems solved by technology

[0006] In order to overcome the shortcomings of the above-mentioned technologies, the task of the present invention is to provide a microwave power amplifier intelligent output technology, which solves the problem that the traditional microwav

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  • Intelligent output technology of microwave power amplifier
  • Intelligent output technology of microwave power amplifier

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Embodiment Construction

[0021] The present invention will be described in detail below in conjunction with the accompanying drawings and embodiments.

[0022] see figure 1 , the present invention provides a line configuration of microwave power amplifier intelligent output, which is mainly composed of radio frequency input RFin, attenuator ATT, power amplifier PA, switch S, direct current input DCin, microprocessor MCU, coupler 1 Co1, wave detector 1 D1, detector 2 D2, circulator Ci, load L, coupler 2 Co2, radio frequency output RFout and external interface E.

[0023] Among them, the RF input is connected to the attenuator, one end of the attenuator is connected to the microprocessor, the other end of the attenuator is connected to the power amplifier, the other end of the power amplifier is connected to the coupler 1, one end of the coupler 1 is connected to the circulator, and the other end of the coupler 1 is connected to the detector 1 One end of the circulator is connected to the RF output, th...

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Abstract

The invention relates to intelligent output circuit configuration of a microwave power amplifier, which is characterized in that: a radio frequency input is connected with an attenuator, and one end of the attenuator is connected with a micro-processor; the other end of the attenuator is connected with a power amplifier, and the other end of the power amplifier is connected with a coupler 1; one end of the coupler 1 is connected with a circulator, and the other end of the coupler 1 is connected with a detector 1; one end of the circulator is connected with a radio frequency output, and the other end of the circulator is connected with a coupler 2; the other end of the coupler 2 is respectively connected with a load and a detector 2, and the other end of the micro-processor is respectivelyconnected with a switch, an external interface, the detector 1 and the detector 2; and the other end of the switch is connected with a direct current input. The intelligent output technology of the microwave power amplifier has five functions of: a precise output control function, an accurate load judgment function, an effective reflection protection function, a service life prolonging function and a damage reducing function. The intelligent output technology allows the microwave power amplifier to be in a best working state.

Description

technical field [0001] The invention belongs to the communication field, and in particular relates to a microwave power amplifier intelligent output technology of a repeater in a mobile communication system. Background technique [0002] With the rapid development of mobile communication, the requirements for the intelligent work of the repeater in the mobile communication system are getting higher and higher. The intelligent output technology of the microwave power amplifier is the key technology to ensure the long-term stable operation of the repeater in the mobile communication system and improve the intelligent work of the equipment. [0003] The repeater belongs to an application of relay technology in the field of mobile communication. It plays a pivotal role in the field of wireless communication at present. Its basic function is a radio frequency signal amplifier. The repeater can be divided into downlink and uplink in terms of function. The downlink is that the rep...

Claims

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Application Information

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IPC IPC(8): H03F1/52
Inventor 兰建伙覃代清黄燕华朱燕华施华
Owner 上海东洲罗顿通信股份有限公司
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