| 摘要 |
<p>Provided is a mobile device (10) having first and second housings (20) and (30) of which positional relationship is variable, including: in the first and second housings (20) and (30), an antenna element (40a) for receiving television signals; a matching circuit (40b) including a variable capacitance element to perform matching with the antenna element (40a); a television signal receiver circuit (60) connected to the matching circuit (40b); a control circuit (63) controlling a tuning voltage to be supplied to the variable capacitance element; and a sensing unit (71) and (75) detecting the positional relationship between the first and second housings (20) and (30), wherein the control circuit (63) controls the tuning voltage according to the positional relationship between the first and second housings (20) and (30) represented by the detection result of the sensing unit (71) and (75).</p> |
