| 摘要 |
PROBLEM TO BE SOLVED: To provide an antenna for a living body attached for an action area investigation and an ecological investigation of a living body such as a wild animal.SOLUTION: An antenna 1 for a living body attached for an action areas investigation and an ecological investigation of a living body includes a GPS receiver 2 that obtains positional information on a living body and a patch antenna 3 that is disposed along a body surface of a living body and transmits the information obtained by the GPS receiver 2. The patch antenna 3 includes a variable capacitor 32C and is capable of suppressing degradation of reflection properties caused by individual difference of a living body. |
