发明名称 Broadcast receiving apparatus, and a tuner and a distributor for the same
摘要 Within a broadcast receiving apparatus, mounting therein two (2) pieces of tuner units, each being receivable at least three (3) kinds of broadcasting signals, and being receivable plural numbers of broadcasting signals, simultaneously, the tuner units, each capable to receive an analog terrestrial broadcasting signal, digital BS/CS broadcasting signals, and a digital terrestrial broadcasting signal, are mounted within a housing 11 of the broadcast receiving apparatus 10, wherein a main tuner 110 and a sub-tuner 120 are mounted on both surfaces of a substrate 100, directing upper and lower surfaces thereof into the same direction, and distributors 130 and 140 for distributing antenna inputs are attached between input terminals 111, 112, 121 and 122 of those tuner units, bridging over both surfaces of the substrate, and thereby providing a technology for mounting or packaging the tuner units, with achieving small-sizing and thin-sizing thereof.
申请公布号 US7990480(B2) 申请公布日期 2011.08.02
申请号 US20060604311 申请日期 2006.11.27
申请人 HITACHI, LTD. 发明人 NAITO YASUSHI;KIMURA KATSUNOBU;MOCHIZUKI KATSUNORI
分类号 H04N5/50;H04N5/44 主分类号 H04N5/50
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