Membership
Tour
Register
Log in
Michael J. Simpson
Follow
Person
Rancho Santa Margarita, CA, US
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Method and apparatus for early detection of DTMF signals in voice t...
Patent number
7,039,044
Issue date
May 2, 2006
Mindspeed Technologies, Inc.
Michael C. Whitfield
H04 - ELECTRIC COMMUNICATION TECHNIQUE