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:
Mar. 09, 2004
Filed:
Oct. 09, 2002
Applicant:
Inventors:
Sang-Wook Cheong, Chatham, NJ (US);
Tae-Yeong Koo, Piscataway, NJ (US);
Assignee:
Lucent Technologies Inc., Murray Hill, NJ (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 4/1187 ;
U.S. Cl.
CPC ...
H01L 4/1187 ;
Abstract
An electromechanical vice includes a support structure, a component moveable with respect to the support structure, and a piezoelectric device mechanically coupled to both the support structure and the component. The piezoelectric device includes a polycrystalline body and electrodes located on the body. The body has a composition with a stoichiometry described by [Pb(Mg Nb )O ] [PbTiO ] . The value of x is in the range of about 0.31 to about 0.47.