Audio signal switcher

Details Audio signal switcher Audio signal switcher

2011-03-29

2011-03-29

Leon, Edwin A. (Department: 2833)

Electrical connectors

With insulation other than conductor sheath

Plural-contact coupling part

Reexamination Certificate

active

07914339

ABSTRACT:
An audio signal switcher includes a jack switcher and a plug switcher. The jack switcher includes at least two audio jacks and a first USB port. The first USB port includes a first data pin, a second data pin, a power pin, and a ground pin. Each of the audio jacks includes a left track segment, a right track segment, and a ground segment, which are electrically isolated coupled to at least three pins of the first USB port. The plug switcher includes an audio plug and a second USB port. The second USB port also includes a data pin, a second data pin, a power pin, and a ground pin. The audio plug also includes a left track segment, a right track segment, and a ground segment, which are electrically isolated coupled to at least three pins of the second USB port.

REFERENCES:
patent: 6203344 (2001-03-01), Ito
patent: 6616487 (2003-09-01), Lai
patent: 7354315 (2008-04-01), Goetz et al.
patent: 7744428 (2010-06-01), Chung et al.
patent: 2007/0047745 (2007-03-01), Lai et al.
patent: 2716898 (2005-08-01), None
patent: 1832631 (2006-09-01), None

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