| 摘要 |
An antenna device configured to be used at or in proximity to a user body, wherein the antenna device comprises an antenna structure having a first conducting element, the antenna structure being configured so that a current is induced in at least the first conducting element during operation, the first conducting element extending over a length of between 1/16 of a wavelength and a full wavelength in a direction substantially orthogonal to a surface of the user body, when the antenna device is provided in an intended operational position. A hearing aid system is provided having a hearing aid and an antenna device as described above for communication with hearing aid accessories, wherein at least one of the hearing aid accessories comprises an accessory antenna device according to the above described antenna device and is configured to be provided at or in close proximity to a user body and configured to communicate with the hearing aid antenna device. |
