Invention Grant
- Patent Title: Impedance matching for inductive power transfer systems
-
Application No.: US14628897Application Date: 2015-02-23
-
Publication No.: US10116279B2Publication Date: 2018-10-30
- Inventor: David W. Ritter , Jeffrey J. Terlizzi , Todd K. Moyer , Jeffrey M. Alves , Steven G. Herbst
- Applicant: Apple Inc.
- Applicant Address: US CA Cupertino
- Assignee: Apple Inc.
- Current Assignee: Apple Inc.
- Current Assignee Address: US CA Cupertino
- Agency: Brownstein Hyatt Farber Schreck, LLP
- Main IPC: H03H7/38
- IPC: H03H7/38 ; H02J50/12 ; H02J50/70 ; H01F38/14 ; H02J5/00 ; H02J7/02 ; H02M3/335 ; H02M7/219 ; H02J17/00
Abstract:
Methods and apparatuses for improved efficiency of power transfer across an inductive charging interface by adaptively changing the impedance of the receive coil in response to changes in load conditions during inductive power transfer are disclosed.
Public/Granted literature
- US20150244341A1 Impedance Matching for Inductive Power Transfer Systems Public/Granted day:2015-08-27
Information query
