Electrical audio signal processing systems and devices – Electro-acoustic audio transducer – Plural or compound reproducers
Reexamination Certificate
2005-01-10
2009-12-29
Kuntz, Curtis (Department: 2614)
Electrical audio signal processing systems and devices
Electro-acoustic audio transducer
Plural or compound reproducers
C381S370000
Reexamination Certificate
active
07639832
ABSTRACT:
There is provided a wireless headphone having charging contacts in the headphone band and at least one magnet in the headphone band. There is also provided a charging station for a corresponding wireless headphone with bars as an electrical feed line for charge contacting of a wireless headphone.
REFERENCES:
patent: 3786391 (1974-01-01), Mathauser
patent: 4874316 (1989-10-01), Kamon et al.
patent: 4930148 (1990-05-01), Lee
patent: 5095382 (1992-03-01), Abe
patent: 5113428 (1992-05-01), Fitzgerald
patent: 5551065 (1996-08-01), Honore
patent: 5931683 (1999-08-01), Pinel
patent: 6230029 (2001-05-01), Hahn et al.
patent: 7182604 (2007-02-01), Ehr et al.
patent: 2005/0212479 (2005-09-01), Tsunoda
patent: 28 39 148 (1980-03-01), None
patent: 195 46 633 (1997-09-01), None
patent: 198 02 659 (1999-07-01), None
patent: 100 33 919 (2002-02-01), None
patent: 0 389 174 (1990-09-01), None
patent: 02248121 (1990-10-01), None
patent: WO 02/080504 (2002-10-01), None
Grell Axel
Koenecke Fred
Mann Wolfgang
Kuntz Curtis
Reed Smith LLP
Robinson Ryan C
Sennheiser electronic GmbH & Co. KG
LandOfFree
Headphones does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Headphones, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Headphones will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-4139311