I think it is a multilevel class D amplifier but multilevel obtained from bilevel PWM isnt it?
I think a better implementation can be Karsten Neilsen's PSCPWM amplifier.
http://www.icepower.bang-olufsen.com/files/convention/4447.pdf
I think a better implementation can be Karsten Neilsen's PSCPWM amplifier.
http://www.icepower.bang-olufsen.com/files/convention/4447.pdf
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This is great paper http://www.icepower.bang-olufsen.com/files/convention/4447.pdf .Does anyone here have an idea how to make (analog design) tringle wave with phase difference which is needed for 4 channel output in to single speaker?
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