Modular interunit transmitter-receiver for a portable audio device
US7916877B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 4, 2006 |
| Grant date | Mar 29, 2011 |
| Priority date | — |
| Expiry date | Feb 1, 2029 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04R2420/07
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
The invention pertains to a modular inter-unit transmitter/receiver for a portable audio device such as an MP3 player, a handheld device for playback of audio signals, a telephone, etc. More particularly, the unit is configured for an audio player device to enable the player device for wireless transmission and reception of audio signals. In one aspect, a communication means connects the modular audio unit to the audio player device. The device further comprises a switch in which a user of the audio player device can select to play audio signals received from an inter-unit transmitter/receiver or from the audio player device. The switch further enables the user to select whether to play the audio signal on the audio player device or to play the audio signal while transmitting the signal to a compatible device.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.