发明名称 Surface wave dual converter for a dual filter in particular for television sets
摘要 A dual-function converter, particularly for a dual filter, suitable as a channel filter for double-standard input signals in television sets. Only a single input converter is disposed on the substrate chip, and it has two inputs. The filter configuration of the converter includes interdigital adaptation regions, which are connected in terms of potential to suit whichever of the input signals is selected.
申请公布号 US5867075(A) 申请公布日期 1999.02.02
申请号 US19960627773 申请日期 1996.04.01
申请人 SIEMENS AKTIENGESELLSCHAFT 发明人 FISCHERAUER, ALICE
分类号 H03H9/145;H03H9/00;H03H9/64;H03H9/72;H04N5/44;(IPC1-7):H03H9/64 主分类号 H03H9/145
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