Electronic device and audio output circuit therein
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Apr 5, 2016
Grant Date -
Jan 29, 2015
app pub date -
Jul 29, 2014
filing date -
Jul 29, 2013
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
An audio output circuit applied in an electronic device includes a filter capacitor and a transistor. A base of the transistor is connected to an audio processing unit, an emitter of the transistor is connected to a voltage port, a processor and an earphone detecting unit of the electronic device is electrically connected to a collector of the transistor. The filter capacitor is connected between the base of the transistor and the ground. The filter capacitor filters the audio signals generated by the audio processing unit, to ensure that and the transistor is always turned on.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully