Safety switch for communication device
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Mar 17, 1998
Grant Date -
N/A
app pub date -
Mar 14, 1996
filing date -
Mar 14, 1996
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A communication device such as a portable wireless terminal for a telephone system having a proximity sensor to automatically switch the receiving transducer from receiver mode to loudspeaker mode. The proximity sensor is positioned in the handset such that the associated circuitry switches the transducer from loudspeaker mode to receiver mode in response to the handset being brought into proximity with the user's ear.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
Advertisement
Advertisement
Advertisement
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