Project supported by the Important National Science and Technology Specific Projects of China(No2009ZX01031-003-002);the National High Technology Research and Development Program of China(No2009AA011605);the National Natural Science Foundation of China(No61076028)
This paper presents a 4th-order reconfigurable analog baseband filter for software-defined radios.The design exploits an active-RC low pass filter(LPF) structure with digital assistant,which is flexible for tunabili...
Project supported by the Important National Science & Technology Specific Projects(No.2009ZX01031-003-002);the National High Technology Research and Development Program of China(No.2009AA011605)
This paper describes a low-pass reconfigurable baseband filter for GSM, TD-SCDMA and WCDMA multi-mode transmitters. To comply with 3GPP emission mask and limit TX leakage at the RX band, the out- of-band noise perform...