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.:
Date of Patent:
Feb. 22, 2000
Filed:
Aug. 14, 1997
Applicant:
Inventors:
Michel Chomette, La Colle Sur Loup, FR;
Jean-Francois Vaccani, Roquefort-Les-Pins, FR;
Philippe Tort, Nice, FR;
Assignee:
Texas Instruments Incorporated, Dallas, TX (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H04M / ;
U.S. Cl.
CPC ...
360137 ; 369 64 ; 4012403 ; 40455 ;
Abstract
Sound recording and playback device comprising a sound pick-up microphone connected to a recording channel and a playback loudspeaker connected to a channel for playing the recorded sounds, characterised in that the microphone and the loudspeaker consist of one and the same component (5).