| 摘要 |
PROBLEM TO BE SOLVED: To provide a mixer built-in receiver and a receiving system capable of using an existing facilities, lowering a cost per household, and transmitting a terrestrial analog signal and a terrestrial digital signal. SOLUTION: A first mixer built-in light receiver 1 for mixing a terrestrial analog signal transmitted by a coaxial cable and a terrestrial digital signal transmitted by a fiber-optic cable to transmit to an indoor incoming line side includes: a coaxial cable connecting means 21; a fiber-optic cable connecting means 23; a converting means 25; a gain adjusting means 27; and a mixing means 29. COPYRIGHT: (C)2010,JPO&INPIT
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