Invention Grant
- Patent Title: Vibration member driving circuit
- Patent Title (中): 振动部件驱动电路
-
Application No.: US13357489Application Date: 2012-01-24
-
Publication No.: US08764201B2Publication Date: 2014-07-01
- Inventor: Jun Sumioka
- Applicant: Jun Sumioka
- Applicant Address: JP Tokyo
- Assignee: Canon Kabushiki Kaisha
- Current Assignee: Canon Kabushiki Kaisha
- Current Assignee Address: JP Tokyo
- Agency: Canon USA, Inc. IP Division
- Priority: JP2011-016348 20110128
- Main IPC: G02B1/00
- IPC: G02B1/00

Abstract:
A vibration member driving circuit causes vibrations in a vibration member at least including an electro-mechanical energy conversion element and an elastic body by applying alternating voltage to the electro-mechanical energy conversion element fixed to the elastic body. The vibration member driving circuit includes an inductor and capacitor serially connected to the electro-mechanical energy conversion element. 0.73*fm
Public/Granted literature
- US20120194910A1 VIBRATION MEMBER DRIVING CIRCUIT Public/Granted day:2012-08-02
Information query
IPC分类:
G | 物理 |
G02 | 光学 |
G02B | 光学元件、系统或仪器 |
G02B1/00 | 按制造材料区分的光学元件;用于光学元件的光学涂层 |