Electronic digital logic circuitry – Interface – Current driving
Reexamination Certificate
2011-05-17
2011-05-17
Cho, James H. (Department: 2819)
Electronic digital logic circuitry
Interface
Current driving
C326S082000, C326S086000, C327S112000, C327S108000
Reexamination Certificate
active
07944239
ABSTRACT:
System and method for providing live insertion. According to an embodiment, the present invention provides an integrated circuit. The integrated circuit includes a first port configured to be electrically coupled to a pad. The first port includes a first connection, a second connection, and a third connection. The integrated circuit also includes a first resistor having a first terminal and a second terminal. Additionally, the integrated circuit includes a second resistor having a third terminal and a forth terminal. The integrated circuit additionally includes a voltage source configured to provided a first voltage. The integrated circuit further includes a first PMOS transistor having a first gate terminal, a first drain terminal and a first source terminal. In addition, the integrated circuit includes a second PMOS transistor having a second gate terminal, a second drain terminal, and a second source terminal.
REFERENCES:
patent: 5543734 (1996-08-01), Volk et al.
patent: 5952848 (1999-09-01), Morris
patent: 6184730 (2001-02-01), Kwong et al.
patent: 6552583 (2003-04-01), Kwong
Cheng Hui Juan
Xue Hai Feng
Yu Ta Lee
Cho James H.
Kilpatrick Townsend and Stockton LLP
Lo Christopher
Semiconductor Manufacturing International (Shanghai) Corporation
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