| 摘要 |
PROBLEM TO BE SOLVED: To provide a radio module capable of preventing radio interference such as crosstalk, even if a transmitter and transmission antenna and a receiver and receiving antenna are used in the same case. SOLUTION: The radio module 10 is used which is provided with a transmitter 14a and a receiver 14b; a plane antenna substrate 12 for mounting the transmitter 14a and the receiver 14b, having an antenna surface on the surface and having a first antenna 13a to be connected to any one of the transmitter 14a and the receiver 14b; and a second antenna 13b connected to the other of the transmitter 14a and the receiver 14b, and directed to the same direction as that of the first antenna surface and provided with a height different from that of the first antenna surface 13a. COPYRIGHT: (C)2006,JPO&NCIPI
|
