Electronic digital logic circuitry – Interface – Current driving
Reexamination Certificate
2005-06-07
2005-06-07
Le, Don (Department: 2819)
Electronic digital logic circuitry
Interface
Current driving
C326S021000, C326S031000
Reexamination Certificate
active
06903578
ABSTRACT:
A logic isolation circuit has a transmitter circuit for receiving a logic input signal and providing a periodic signal to an isolation barrier, and a receiving circuit for receiving the periodic signal from the isolation barrier and for providing an output signal that indicates the transitions in the logical input signal.
REFERENCES:
patent: 3537022 (1970-10-01), Regan
patent: 3714540 (1973-01-01), Galloway
patent: 3798608 (1974-03-01), Huebner
patent: 4027152 (1977-05-01), Brown et al.
patent: 4118603 (1978-10-01), Kumhyr
patent: 4227045 (1980-10-01), Chelcun et al.
patent: 4302807 (1981-11-01), Mentler
patent: 4748419 (1988-05-01), Somerville
patent: 4817865 (1989-04-01), Wray
patent: 4818855 (1989-04-01), Mongeon et al.
patent: 4825450 (1989-04-01), Herzog
patent: 4835486 (1989-05-01), Somerville
patent: 4859877 (1989-08-01), Cooperman et al.
patent: 4885582 (1989-12-01), LaBarge et al.
patent: 4922883 (1990-05-01), Iwasaki
patent: 4945264 (1990-07-01), Lee et al.
patent: 5041780 (1991-08-01), Rippel
patent: 5057968 (1991-10-01), Morrison
patent: 5102040 (1992-04-01), Harvey
patent: 5142432 (1992-08-01), Schneider
patent: 5204551 (1993-04-01), Bjornholt
patent: 5270882 (1993-12-01), Jove et al.
patent: 5384808 (1995-01-01), Van Brunt et al.
patent: 5396394 (1995-03-01), Gee
patent: 5467607 (1995-11-01), Harvey
patent: 5484012 (1996-01-01), Hiratsuka
patent: 5533054 (1996-07-01), DeAndrea et al.
patent: 5539598 (1996-07-01), Denison et al.
patent: 5588021 (1996-12-01), Hunt et al.
patent: 5596466 (1997-01-01), Ochi
patent: 5701037 (1997-12-01), Weber et al.
patent: 5714938 (1998-02-01), Schwabl
patent: 5731954 (1998-03-01), Cheon
patent: 5786979 (1998-07-01), Douglass
patent: 5831426 (1998-11-01), Black, Jr. et al.
patent: 5831525 (1998-11-01), Harvey
patent: 5952849 (1999-09-01), Haigh
patent: 5969590 (1999-10-01), Gutierrez
patent: 6054780 (2000-04-01), Haigh et al.
patent: 6087882 (2000-07-01), Chen et al.
patent: 6104003 (2000-08-01), Jones
patent: 6124756 (2000-09-01), Yaklin et al.
patent: 6262600 (2001-07-01), Haigh et al.
patent: 6291907 (2001-09-01), Haigh et al.
patent: 6525566 (2003-02-01), Haigh
patent: 19718420 (1909-11-01), None
patent: 2529296 (1977-01-01), None
patent: 19922129 (2000-09-01), None
patent: 19922123 (2000-11-01), None
patent: 19922127 (2000-11-01), None
patent: 19922128 (2001-01-01), None
patent: 19922127 (2002-05-01), None
patent: 0282102 (1988-09-01), None
patent: 0586062 (1994-03-01), None
patent: 2679670 (1991-07-01), None
patent: 58215833 (1983-12-01), None
patent: 0586062 (1993-07-01), None
patent: 95/20768 (1995-01-01), None
patent: 98/37672 (1998-02-01), None
patent: 98/37672 (1998-08-01), None
patent: 98/22307 (1998-10-01), None
patent: 01/61951 (2001-08-01), None
patent: 2002/086969 (2002-10-01), None
Burr-Brown, “Dual, Isolated, Bi-Directional Digital Coupler,” 1993, ISO150.
Burr-Brown, “Dual, Isolated, Bi-Directional Digital Coupler,” 2000, ISO150.
Chen Baoxing
Haigh Geoffrey T.
Analog Devices Inc.
Iandiorio & Teska
Le Don
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