主权项 |
1. A case comprising:
a first portion; and a second portion, wherein at least one of the first portion and the second portion includes a fixed portion and a moveable portion, the moveable portion configured to be moved, relative to the fixed portion, between a first position and a second position, when in the first position, the moveable portion covering an opening in the fixed portion so as to substantially block radio frequency energy from passing through the opening, and when in the second position the moveable portion exposing the opening to permit radio frequency energy to pass through the opening, and wherein the first portion and the second portion include Faraday shielding material except for the opening, which does not include Faraday shielding material. |