Audio control apparatus and system

摘要

An audio control apparatus is adapted for use with an external portable electronic device having display functionality, and includes a data storage device, an operation controller operable to access and process audio data stored in the data storage device, and to output information of the audio data, a user control device operable by a user to control operation of the operation controller, and a function expanding interface coupled to the operation controller and configured to transmit the information of the audio data for reception and subsequent display by the external portable electronic device.

主权项

1. An audio control apparatus adapted for use with an external portable electronic device having display functionality, said audio control apparatus comprising:
a data storage device for storing audio data; an operation controller coupled to said data storage device and having an audio playback module operable to access the audio data stored in said data storage device, and to process the audio data accessed thereby to obtain audio signals, and an audio information module operable to output information of the audio data accessible to said audio playback module; a user control device coupled to said operation controller and operable by a user to control operation of said audio playback module; an audio output device coupled to said operation controller and configured to output the audio signals received from said operation controller; and a function expanding interface coupled to said operation controller and configured to transmit the information of the audio data accessible to said audio playback module for reception and subsequent display by the external portable electronic device; wherein:
said function expanding interface is further configured to permit transmission of external audio signals from the external portable electronic device to said operation controller;said audio output device includes a headphone interface that has a first channel unit and a second channel unit, and a speaker interface; andsaid operation controller further has an output control module that is cooled to said headphone interface and said speaker interface and that is operable to modulate and to output the audio signals from said audio playback module and the external audio signals received from said function expanding interface to said first and second channel units, respectively, and to provide one of the audio signals from said audio playback module and the external audio signals received from said function expanding interface to said speaker interface in response to control from said user control device.