PA (power amplifier) overpower protecting method and device
An over-power protection and power technology, applied in the field of communication, can solve the problems of business impact and system performance that cannot be ignored
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[0038] Embodiments of the present invention provide a PA overpower protection method and device, so as to realize more complete overpower protection for the PA.
[0039] The technical solutions proposed by the embodiments of the present invention can be used to enhance the power protection of PAs in TD-LTE and TD-SCDMA base stations, so that there is no need to design complex PA current monitoring and hardware overpower protection circuits, by using digital domain The algorithm flow solves the problem of PA damage caused by various abnormal conditions in the entire PA input front end.
[0040] The technical solution proposed by the embodiment of the present invention can be used in any other high-power data transmission occasions such as WCDMA FDD, UTRA TDD, TD-SCDMA, TD-LTE, etc., and can be completely implemented by software, or by software and hardware collaboration or by SOC. As a design IP integrated in various required system applications.
[0041] In the embodiment of ...
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