基于直接下变频的系统架构，接收机集成了低噪声放大器、I/Q下变频器、去直流偏移滤波器、基带放大器和信道选择滤波器。
Based on a direct-conversion architecture, the receiver integrates LNA, I/Q mixer, DC-offset removal filter, baseband amplifier and channel-select filters on a single chip.
提出了一种基于查询表和非直接学习结构的适用于行波管放大器(TWTA)的基带预失真器。
Based on look-up table (LUT) and indirect learning architecture, a baseband predistorter was proposed for travel wave tube amplifier (TWTA).
自适应基带预失真技术是用于补偿高功率放大器非线性失真的一种有效技术。
Adaptive baseband predistortion is an effective technique for compensating nonlinear distortion introduced by high power amplifiers.
收发信机可接收基带数据和控制信息，以及向功率放大器提供射频信号。
The transceiver may receive baseband data and control information and provide RF data to the power amplifier.
在不同的操作模式下，功率放大器的斜坡控制可由基带处理器或者收发信机来提供。
In different modes of operation, ramp control for the power amplifier may be provided from either of the baseband processor or the transceiver.
本发明的另一方面在于包括接收基带数据并提供射频信号给功率放大器的收发信机的设备。
Another aspect of the present invention resides in an apparatus that includes a transceiver to receive baseband data and to provide RF data to a power amplifier.
跟随着RX信号路径，我们会依次讲解低噪声放大器，混频器拓扑和基带滤波器。
Following the RX signal path, low noise amplifiers, mixer topologies and base band filters are presented.
跟随着RX信号路径，我们会依次讲解低噪声放大器，混频器拓扑和基带滤波器。
Following the RX signal path, low noise amplifiers, mixer topologies and base band filters are presented.
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