Wireless channel module integrating frequency synthetic, frequency-modulating medium frequency amplifying, power amplifying and low pass

Abstract

The invention discloses a wireless channel module integrating frequency synthetic, frequency-modulating medium frequency amplifying, power amplifying and low pass. The module comprises a frequency synthetic circuit 1, a frequency-modulating medium frequency amplifying circuit 2, a power amplifying circuit 3, a low pass circuit 4 and a monitoring circuit 5 integrally; the frequency synthetic circuit 1 comprises a phase discriminator module U1, an isolation circuit module U7, a reference clock module U8, a reference clock joint J4 and an input-output joint J1; the frequency-modulating medium frequency amplifying circuit comprises a frequency-modulating medium frequency amplifying module U2 and an input-output joint J1; the power amplifying circuit comprises a power amplifying module U3, an attenuation module U9 and an input-output joint J1; the low pass circuit comprises a low pass module U4 and an input-output joint J1; the monitoring circuit comprises a monitoring module U5, an information interacting module U6, an antenna joint J2 and an input-output joint J1. The module has the advantages of wireless channel integration, small size, complete functions, the simple joints, high interchangeability and high reliability.

Description

Technical field [0001] The invention relates to a wireless channel module, in particular to a wireless channel module integrating frequency combination / tuning mid-amplifier / power amplifier and low-pass. Background technique [0002] With the increasing demand of the existing wireless communication market, the diversity and matching of series products are becoming more and more important. Portable communication equipment has shortcomings, and communication equipment needs to develop in the direction of miniaturization. [0003] At present, the channel modules for voice communication and data communication are usually composed of multiple modules, such as frequency synthesizer, tuning amplifier, power amplifier, and low pass. There are many modules, corresponding circuit boards and complex interfaces, resulting in volume and current consumption. Large, restricts the development of portable communication equipment, and affects interchangeability and reliability, which is a difficult p...

AI Technical Summary

Problems solved by technology

[0003] At present, the channel modules of voice communication and data communication are usually composed of multiple modules of frequency combination, tuning mid amplifier, power amplifier and low pass. There are many divided modules, corresponding circuit boards are many, and the interface is complicated, resulting in volume and current consumption. Larger, restricts the development of portable communication equipment, and affects interchangeability and reliability, which is a difficult problem for portable communication equipment

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