Class-D transconductance amplifier

Amplifiers – With semiconductor amplifying device – Including class d amplifier

Reexamination Certificate

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

Reexamination Certificate

active

07924091

ABSTRACT:
The invention relates to a class-D audio amplifier. The class-D audio amplifier is configured in a current feedback mode as a voltage-controlled current source and a passive inductor/capacitor (LC) reconstruction filter. A portion of the passive LC reconstruction filter is situated in a feedback loop to an error amplifier.

REFERENCES:
patent: 7196580 (2007-03-01), Ryoo et al.
patent: 2005/0162223 (2005-07-01), Maejima
Mills, P.G.L., et al.;Transconductance Power Amplifier Systems for Current-Driven Loudspeakers; J. Audio Eng. Soc.; Oct. 1989; vol. 37, No. 10; pp. 809-822.
Mills, P.G.L., et al.; Distortion Reduction in Moving-Coil Loudspeaker Systems Using Current-Drive Technology; J. Audio Eng. Soc.; Mar. 1989; vol. 37, No. 3; pp. 129-148.
Strydom, Johan, et al.; 120 W x 2 Channel Class D Audio Power Amplifier Using IRS20955 and IRF6645 International Rectifier; Reference Design; pp. 1-42.
Designing Practical High Performance Class D Audio Amplifier; International Rectifier; Class D Audio.

LandOfFree

Say what you really think

Search LandOfFree.com for the USA inventors and patents. Rate them and share your experience with other people.

Rating

Class-D transconductance amplifier does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Class-D transconductance amplifier, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Class-D transconductance amplifier will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-O-2646949

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.