Wireless headphone
AssigneeSony Corporation
InventorKensasku Abe
Life of this patent
Estimating the term…
Abstract
A wireless headphone in which an infra-red light signal transmitted from a transmitting apparatus is received and reproduced as an audible sound by a headphone unit portion. A first light receiving element is provided on a top portion of a head band portion of the headphone so that, when a listener wears the wireless headphone, a light receiving surface included in the first light receiving element is directed rearward. Second and third light receiving elements are provided on the pair of headphone unit portions so that, when the listener wears the wireless headphone light receiving surfaces included in the second and third light receiving elements are directed forward.
Claims8
A wireless headphone having charging terminals for charging a secondary battery included within said wireless headphone, said wireless headphone comprising:
- change-over switch means included in said headphone for selectively changing-over between an operable state, in which power is supplied from said secondary battery to said headphone so as to turn on said headphone, and an inoperable state, in which power is inhibited from being supplied from said secondary battery to said headphone so as to effectively turn off said headphone;
- and
- opening and closing means coupled to said switch means for respectively uncovering and covering said charging terminals in accordance with the operation of said switch means, said opening and closing means covering said charging terminals when said switch means switches said headphone to said operable state and said opening and closing means uncovering said charging terminals when said switch means switches said headphone to said inoperable state, so as to provide access to said charging terminals to allow said secondary battery to be recharged.
An improved wireless headphone system for transmitting and receiving a signal having transmitting means for transmitting said signal and a wireless headphone including receiving means for receiving said signal from said transmitting means, in which the improvement comprises:
- said wireless headphone powered by a secondary battery and having a charging portion;
- and
- said transmitting means having terminals which are engageable with said charging portion for enabling recharging of said secondary battery.
Dependencies are inferred from the claim text.