Method for producing frequency and/or phase shifts in alternating currents, used in particular for quadrature amplitude modulation (QAM) and for taking samples.,申请号EP19880104559-传众专利搜索

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发明名称	Method for producing frequency and/or phase shifts in alternating currents, used in particular for quadrature amplitude modulation (QAM) and for taking samples.
摘要
申请公布号	EP0284019(B1)	申请公布日期	1994.08.17
申请号	EP19880104559	申请日期	1988.03.22
申请人	DIRR, JOSEF	发明人	DIRR, JOSEF
分类号	H04L27/24;H04L27/34;H04N7/12;H04N7/24;H04N11/04;(IPC1-7):H04L27/00	主分类号	H04L27/24
代理机构		代理人
主权项
地址

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