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:
Jan. 12, 2021
Filed:
Jul. 25, 2017
Applicant:
Apple Inc., Cupertino, CA (US);
Inventor:
Arman Hajati, San Mateo, CA (US);
Assignee:
APPLE INC., Cupertino, CA (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 3/01 (2006.01); H02K 33/02 (2006.01); H04M 19/04 (2006.01); H02K 33/16 (2006.01); G06F 1/16 (2006.01); H02K 1/34 (2006.01);
U.S. Cl.
CPC ...
G06F 3/016 (2013.01); G06F 1/163 (2013.01); H02K 1/34 (2013.01); H02K 33/02 (2013.01); H02K 33/16 (2013.01); H04M 19/047 (2013.01);
Abstract
An electronic device may include a linear haptic actuator that may include a housing, coils carried by the housing, and a field member linearly movable within the housing and that may include at least one permanent magnet cooperating with the coils. The electronic device may also include a controller configured to drive the coils in a multi-phase arrangement so that at least one coil is driven while at least one other coil is used to sense a position of the field member.