摘 要 简要介绍了EDGE所使用的调制编码方式和它的引入对GSM/GPRS现网的影响。针对支持EGPRS的终端，探讨了其发射机和接收机的 ...
As GSM designers begin to eye 2.5G and 3G operation, efficiency becomes more important in their radio designs. To achieve this goal, designers can turn to a new in-phase/quadrature (I/Q) Gaussian ...
The ADF7023-J is a very low power, high performance, highly integrated 2FSK/GFSK/MSK/GMSK transceiver designed for operation in the 902 MHz to 958 MHz frequency band, which covers the ARIB Standard ...
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