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	Ӣ��ų��ƻ��׼ UWB��60GHz��ֱ��ս Staccato��UWB��û�� UWB��ǰ��һ��ֹ� WiMedia��˷ֲ��SIG��USB UWB��Ϊ��ʷ UWB��֮·


	��ҽ��ͨ�Ų�ƷҪ��UWB��߽ӿڵ�MCU Staccato��UWB��оƬͨ��WiMedia��֤ ��ǿ��ʽ��״�� Ⱥͷ�� ��Ƴ�UWB��HDMI�ӳ�� UWB��֮һTZero Technologies��ȷ��Ʋ� R&S�Ƴ��UWBӦ��ͻ��ź�Դ


	1960�� UWB��Ϊ��״＼��ģ��Ҫ��״＼��ü��ķ�չ��豸�Ŀ�� 1972�� UWB��ר��ͬ��˵�һ��UWB��Ӧ�á��ϵ�ײ��Ԥ�� 1978�� UWB��о��ת��ͨ�ŷ��档��UWBͨ��ϵͳ��ź��ͬ��Դ��䵽��Ӣ�ߵľ��롣 1984�� UWBϵͳ�ɹ��ؽ��10��飻 1989 ��(DARPA)�״�ʹ�ó����涨��һ��ź��20dB��ľ��Դ��1.5GHz��25��źž��ǳ��źš� 1990�� ߼��ƻ��֣�DARPA��ȶ��ˡ��(UWB, Ultra Wide Band)����ʼ��UWB��֤�� *2002�� ͨѶίԱ��FCC�䲼��UWB��Ƶ�׹滮��׼��UWB��ã��źŲ��پ��巢�䡣


	2002��1�� IEEE 802.15.3 SG3a��UWB�ı�׼��̿�ʼ�� 2003��3��SG3a��յ�23��᰸��ںϳ��ͳ��ߵ緽��Ͷ�Ƶ��Ƶ�ָ��ã�OFDM��ַ��ľ��쳣��ң��ֲ��¡� 2003��7�� Intel��TIΪ�׵Ķ�Ƶ��OFDM��ˣ�MBOA��ʽ��Ƶ��OFDM��DS-CDMA��Ӫ֮�䱬��ۣ��ʹIEEE 802.15.3a��С��Ļ��뽩�֣� 2006��1�� IEEE802.15 TG3a��С��ʽ��׼�ƶ��ʼ��2002��UWB��׼�ƶ��Լ4��ۺ��޹��գ� 2006��2�� ʵ��˵�һ�о��飨ITU Study Group 1��賬��ȫ��Լ�ܱ�׼��Global Regulatory Standard��ĵ�λ�� 2007�� SIG��WiMedia��˿�ʼ��UWB��ߵ��֤��һ��UWB��㼼��֤��һ��ǻ��MAC��֤�� *2009��3�� UWB��׼��֯WiMedia��ɢ��֯��ԭ�м��ֲ��SIG��USBִ��̳��WiMedia��漴�ٷ��ʾ��ҵ��Ӫ��

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