A direct conversion ultrawideband transceiver employing three phase locked loops (119a- 119c) that operate continuously, at different frequencies, with a selected frequency determined by selecting the output of one of the three PLLs. The use of three PLLs is suitable fro use in a communication system employing frequency hopping across three bands or sub-bands.
申请公布号
WO2006050515(A3)
申请公布日期
2007.12.21
申请号
WO2005US40130
申请日期
2005.11.03
申请人
WIONICS RESEARCH;RAZAVI, BEHZAD;KANG, HAN-CHANG;AYTUR, TURGUT;YAN, RAN
发明人
RAZAVI, BEHZAD;KANG, HAN-CHANG;AYTUR, TURGUT;YAN, RAN