Apparatus for detecting a USB host

Details Apparatus for detecting a USB host Apparatus for detecting a USB host

2011-03-15

2011-03-15

Barnie, Rexford N (Department: 2819)

Electronic digital logic circuitry

Interface

Current driving

C326S087000, C326S021000, C710S016000, C710S018000

Reexamination Certificate

active

07906989

ABSTRACT:
A multi-interface integrated circuit (IC) comprises a plurality of transistors, and a level detection block. At least one transistor of the plurality of transistors is in communication with a first terminal and either a first or a second lead of the multi-interface IC, and at least one of the plurality of transistors is in communication with the first terminal, a second terminal and either the first or a second lead of the multi-interface IC. The level detection block is in communication with at least one of the plurality of transistors and the first and second leads.

REFERENCES:
patent: 2006/0000917 (2006-01-01), Kim et al.
patent: 2006/0075152 (2006-04-01), Zhu
patent: 2007/0030035 (2007-02-01), Komatsu et al.

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