The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 7778430 B1

PDF
Full Text
Expired
Date of Patent:
Aug. 17, 2010

Filed:

Jan. 11, 2005
Applicants:

Yoshitaka Nakajima, Nara, JP;

Makoto Shozakai, Atsugi, JP;

Sakae Fujimaki, Fuji, JP;

Inventors:

Yoshitaka Nakajima, Nara, JP;

Makoto Shozakai, Atsugi, JP;

Sakae Fujimaki, Fuji, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04R 25/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A microphone is installed on a surface of the skin immediately below the mastoid of a human to implement a sound sampling method including sampling at least one of a non-audible murmur, a whisper, or an audible sound. The microphone includes a condenser microphone portion having a pair of diaphragm electrodes and a contact portion which has an acoustic impedance close to the acoustic impedance of soft tissues in a body of a speaker, which is stuck tightly to the condenser microphone portion with no intervening air space, and which conducts an input speech from a skin surface of the speaker to the condenser microphone.


Find Patent Forward Citations

Nakajima, Yoshitaka. (2010). Flesh conducted sound microphone, signal processing device, communication interface system and sound sampling method (U.S. Patent No. 7778430). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7778430

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