Modulators – Pulse or interrupted continuous wave modulator – Pulse width modulator
Reexamination Certificate
2007-06-08
2009-02-03
Tran, Anh Q (Department: 2819)
Modulators
Pulse or interrupted continuous wave modulator
Pulse width modulator
C332S106000, C332S108000
Reexamination Certificate
active
07486155
ABSTRACT:
A pulse width modulator circuit has two self-oscillating pulse width modulators and a synchronization circuit for synchronizing the two self-oscillating pulse width modulators. It also comprises an auxiliary-signal generating circuit for generating an auxiliary signal which is coupled into the two self-oscillating pulse width modulators.
REFERENCES:
patent: 6023178 (2000-02-01), Shioya et al.
patent: 6297692 (2001-10-01), Nielsen
patent: 7119629 (2006-10-01), Nielsen et al.
patent: 697 26 592 (2004-11-01), None
patent: WO 03/055060 (2003-07-01), None
Clara Martin
Poetscher Thomas
San Segundo Bello David
Walter Sergio
Wiesbauer Andreas
Infineon - Technologies AG
Slater & Matsil L.L.P.
Tran Anh Q
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