Electronic digital logic circuitry – Interface – Current driving
Reexamination Certificate
2007-04-23
2008-07-22
Tran, Anh Q (Department: 2819)
Electronic digital logic circuitry
Interface
Current driving
C326S030000, C326S082000
Reexamination Certificate
active
07403040
ABSTRACT:
A system including a plurality of transmission lines, a transmitter outputting respective signals to each of the plurality of transmission lines, a receiver receiving each of the plurality of signals via respective transmission lines, the receiver including a connection path connected to a termination voltage, a plurality of termination circuits distributed along the connection path, each termination circuit receiving a unique termination voltage from the connection path, receiving a respective signal and outputting a terminated input signal, a reference voltage generator including multiple reference voltage generator units connected to a common voltage, each reference voltage generator unit uniquely receiving at least one unique termination voltage and outputting a reference voltage, and a plurality of data input buffers receiving respective signals and an appropriate reference voltage of the multiple reference voltages output from the reference voltage generator.
REFERENCES:
patent: 5550496 (1996-08-01), Desroches
patent: 6707724 (2004-03-01), Kim et al.
patent: 7034567 (2006-04-01), Jang
patent: 7208972 (2007-04-01), Dreps et al.
patent: 2005/0275425 (2005-12-01), Lee
patent: 2006/0181303 (2006-08-01), Dreps et al.
patent: 10-2002-0066019 (2002-08-01), None
Bae Seung-Jun
Jang Seong-Jin
Park Kwang-Il
Lee & Morse P.C.
Samsung Electronics Co,. Ltd.
Tran Anh Q
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