Electric lamp and discharge devices: systems – Pulsating or a.c. supply – Discharge control discharge device load
Reexamination Certificate
2007-03-06
2007-03-06
Vo, Tuyet Thi (Department: 2821)
Electric lamp and discharge devices: systems
Pulsating or a.c. supply
Discharge control discharge device load
C315S276000, C315S282000, C315S279000, C315S312000
Reexamination Certificate
active
10903636
ABSTRACT:
An apparatus and method for driving a lamp are provided. In one embodiment, an inverter having four switching elements is split into two inverter arms that are deployed at separate terminals of a floating lamp structure to achieve even light output. A controller drives both inverter arms such that power switching lines do not cross the floating lamp structure. In one embodiment, the controller adjusts the brightness of the lamp structure by adjusting the phase difference between outputs of a first inverter arm relative to a second inverter arm. In one embodiment, the controller adjusts the brightness by symmetrically pulse width modulating the outputs of the first inverter arm and the second inverter arm.
REFERENCES:
patent: 2429162 (1947-10-01), Russell et al.
patent: 2440984 (1948-05-01), Summers
patent: 2572258 (1951-10-01), Goldfield et al.
patent: 2965799 (1960-12-01), Brooks et al.
patent: 2968028 (1961-01-01), Eilichi et al.
patent: 3141112 (1964-07-01), Eppert
patent: 3611021 (1970-04-01), Wallace
patent: 3597656 (1971-08-01), Douglas
patent: 3737755 (1973-06-01), Calkin et al.
patent: 3742330 (1973-06-01), Hodges et al.
patent: 3936696 (1976-02-01), Gray
patent: 3944888 (1976-03-01), Clark
patent: 4060751 (1977-11-01), Anderson
patent: 4388562 (1983-06-01), Josephson
patent: 4463287 (1984-07-01), Pitel
patent: 4523130 (1985-06-01), Pitel
patent: 4572992 (1986-02-01), Masaki
patent: 4574222 (1986-03-01), Anderson
patent: 4622496 (1986-11-01), Dattilo et al.
patent: 4630005 (1986-12-01), Clegg et al.
patent: 4663566 (1987-05-01), Nagano
patent: 4663570 (1987-05-01), Luchaco et al.
patent: 4672300 (1987-06-01), Harper
patent: 4675574 (1987-06-01), Delflache
patent: 4686615 (1987-08-01), Ferguson
patent: 4698554 (1987-10-01), Stupp et al.
patent: 4761722 (1988-08-01), Pruitt
patent: 4766353 (1988-08-01), Burgess
patent: 4780696 (1988-10-01), Jirka
patent: 4847745 (1989-07-01), Shekhawat
patent: 4862059 (1989-08-01), Tominaga et al.
patent: 4939381 (1990-07-01), Shibata
patent: 5023519 (1991-06-01), Jensen
patent: 5030887 (1991-07-01), Guisinger
patent: 5036255 (1991-07-01), McKnight et al.
patent: 5057808 (1991-10-01), Dhyanchand
patent: 5173643 (1992-12-01), Sullivan et al.
patent: 5349272 (1994-09-01), Rector
patent: 5434447 (1995-07-01), Crouse et al.
patent: 5475284 (1995-12-01), Lester et al.
patent: 5485057 (1996-01-01), Smallwood et al.
patent: 5519289 (1996-05-01), Katyl et al.
patent: 5539281 (1996-07-01), Shackle et al.
patent: 5557249 (1996-09-01), Reynal
patent: 5563473 (1996-10-01), Mattas et al.
patent: 5574335 (1996-11-01), Sun
patent: 5574356 (1996-11-01), Parker
patent: 5615093 (1997-03-01), Nalbant
patent: 5619402 (1997-04-01), Lin
patent: 5621281 (1997-04-01), Kawabata et al.
patent: 5652479 (1997-07-01), LoCascio et al.
patent: 5712776 (1998-01-01), Palara et al.
patent: 5754012 (1998-05-01), LoCascio
patent: 5818172 (1998-10-01), Lee
patent: 5822201 (1998-10-01), Kijima
patent: 5825133 (1998-10-01), Conway
patent: 5828156 (1998-10-01), Roberts
patent: 5892336 (1999-04-01), Lin et al.
patent: 5910713 (1999-06-01), Nishi et al.
patent: 5912812 (1999-06-01), Moriarty, Jr.
patent: 5914842 (1999-06-01), Sievers
patent: 5923129 (1999-07-01), Henry
patent: 5930121 (1999-07-01), Henry
patent: 5936360 (1999-08-01), Kaneko
patent: 6002210 (1999-12-01), Nilssen
patent: 6020688 (2000-02-01), Moisin
patent: 6028400 (2000-02-01), Pol et al.
patent: 6037720 (2000-03-01), Wong et al.
patent: 6038149 (2000-03-01), Hiraoka et al.
patent: 6040662 (2000-03-01), Asayama
patent: 6043609 (2000-03-01), George et al.
patent: 6049177 (2000-04-01), Felper
patent: 6072282 (2000-06-01), Adamson
patent: 6104146 (2000-08-01), Chou et al.
patent: 6108215 (2000-08-01), Kates et al.
patent: 6114814 (2000-09-01), Shannon et al.
patent: 6121733 (2000-09-01), Nilssen
patent: 6127785 (2000-10-01), Williams
patent: 6127786 (2000-10-01), Moisin
patent: 6137240 (2000-10-01), Bogdan
patent: 6150772 (2000-11-01), Crane
patent: 6169375 (2001-01-01), Moisin
patent: 6181066 (2001-01-01), Adamson
patent: 6181083 (2001-01-01), Moisin
patent: 6181084 (2001-01-01), Lau
patent: 6188553 (2001-02-01), Moisin
patent: 6198234 (2001-03-01), Henry
patent: 6198236 (2001-03-01), O'Neill
patent: 6198238 (2001-03-01), O'Neill
patent: 6215256 (2001-04-01), Ju
patent: 6218788 (2001-04-01), Chen et al.
patent: 6259615 (2001-07-01), Lin
patent: 6281636 (2001-08-01), Okutsu et al.
patent: 6281638 (2001-08-01), Moisin
patent: 6307765 (2001-10-01), Choi
patent: 6310444 (2001-10-01), Chang
patent: 6316881 (2001-11-01), Shannon et al.
patent: 6320329 (2001-11-01), Wacyk
patent: 6323602 (2001-11-01), De Groot et al.
patent: 6344699 (2002-02-01), Rimmer
patent: 6362577 (2002-03-01), Ito et al.
patent: 6396722 (2002-05-01), Lin
patent: 6417631 (2002-07-01), Chen et al.
patent: 6420839 (2002-07-01), Chiang et al.
patent: 6433492 (2002-08-01), Buonavita
patent: 6445141 (2002-09-01), Kastner et al.
patent: 6459215 (2002-10-01), Nerone et al.
patent: 6459216 (2002-10-01), Tsai
patent: 6469922 (2002-10-01), Choi
patent: 6472827 (2002-10-01), Nilssen
patent: 6472876 (2002-10-01), Notohamiprodjo et al.
patent: 6486618 (2002-11-01), Li
patent: 6494587 (2002-12-01), Shaw et al.
patent: 6501234 (2002-12-01), Lin et al.
patent: 6509696 (2003-01-01), Bruning et al.
patent: 6515427 (2003-02-01), Oura et al.
patent: 6515881 (2003-02-01), Ikuhara et al.
patent: 6531831 (2003-03-01), Chou et al.
patent: 6534934 (2003-03-01), Lin et al.
patent: 6559606 (2003-05-01), Chou et al.
patent: 6570344 (2003-05-01), Lin
patent: 6628093 (2003-09-01), Stevens
patent: 6633138 (2003-10-01), Shannon et al.
patent: 6717371 (2004-04-01), Lin et al.
patent: 6717372 (2004-04-01), Lin et al.
patent: 6765354 (2004-07-01), Klien
patent: 6781325 (2004-08-01), Lee
patent: 6784627 (2004-08-01), Suzuki et al.
patent: 6804129 (2004-10-01), Lin
patent: 6870330 (2005-03-01), Choi
patent: 6922023 (2005-07-01), Hsu et al.
patent: 6936975 (2005-08-01), Lin et al.
patent: 2001/0036096 (2001-11-01), Lin
patent: 2002/0030451 (2002-03-01), Moisin
patent: 2002/0097004 (2002-07-01), Chiang et al.
patent: 2002/0135319 (2002-09-01), Bruning et al.
patent: 2002/0140538 (2002-10-01), Yer
patent: 2002/0145886 (2002-10-01), Stevens
patent: 2002/0171376 (2002-11-01), Rust et al.
patent: 2002/0180380 (2002-12-01), Lin
patent: 2002/0180572 (2002-12-01), Kakehashi et al.
patent: 2002/0181260 (2002-12-01), Chou et al.
patent: 2002/0195971 (2002-12-01), Qian et al.
patent: 2003/0001524 (2003-01-01), Lin et al.
patent: 2003/0080695 (2003-05-01), Ohsawa
patent: 2003/0090913 (2003-05-01), Che-Chen et al.
patent: 2004/0032223 (2003-06-01), Henry
patent: 2003/0117084 (2003-07-01), Stack
patent: 2003/0141829 (2003-07-01), Yu
patent: 2004/0155596 (2004-08-01), Ushijima
patent: 2004/0257003 (2004-12-01), Hsieh et al.
patent: 2004/0263092 (2004-12-01), Liu
patent: 2005/0093471 (2005-05-01), Jin
patent: 2005/0093472 (2005-05-01), Jin
patent: 2005/0093482 (2005-05-01), Ball
patent: 2005/0093483 (2005-05-01), Ball
patent: 2005/0093484 (2005-05-01), Ball
patent: 2005/0094372 (2005-05-01), Jin
patent: 2005/0099143 (2005-05-01), Kohno
patent: 2005/0225261 (2005-10-01), Jin
patent: 2006/0022612 (2006-02-01), Henry
patent: 0647021 (1994-09-01), None
patent: 06168791 (1994-06-01), None
patent: 8-204488 (1996-08-01), None
patent: 554643 (2003-09-01), None
patent: WO 94/15444 (1994-07-01), None
Knobbe Martens Olson & Bear LLP
Microsemi Corporation
Vo Tuyet Thi
LandOfFree
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