| 摘要 |
An apparatus worn by a user utilizing projected sound in a companion device for a mobile phone. The apparatus includes a an attachment device for attaching the apparatus to the user and an interface for using the mobile phone from the apparatus. The user interfaces with the apparatus to perform operations upon the mobile phone. A mechanism is utilized to establish a voice channel with the mobile phone for performing phone operations through the mobile phone. In addition, the apparatus includes a speaker for projecting directional sound through the speaker. In one embodiment, the apparatus utilizes a parabolic reflector. In another embodiment, modulated ultrasound is emitted from the speaker. The apparatus may be mounted to a watch, a shoulder of the user, or a vehicle. |
