Invention Grant
- Patent Title: Multi-layer voice coil plate and flat type speaker comprising the same
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Application No.: US15569385Application Date: 2016-04-28
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Publication No.: US10321237B2Publication Date: 2019-06-11
- Inventor: Dong Hoon Min , Joo Bae Kim , Soon Kwan Kwon
- Applicant: ICUBES CO., LTD
- Applicant Address: KR Gyeonggi-Do
- Assignee: ICUBES CO., LTD
- Current Assignee: ICUBES CO., LTD
- Current Assignee Address: KR Gyeonggi-Do
- Agency: Ladas & Parry, LLP
- Priority: KR10-2015-0059789 20150428
- International Application: PCT/KR2016/004486 WO 20160428
- International Announcement: WO2016/175592 WO 20161103
- Main IPC: H04R9/02
- IPC: H04R9/02 ; H04R9/06 ; H04R9/04 ; H05K1/16 ; H04R7/04 ; H04R7/18

Abstract:
A multilayer voice coil plate and a flat speaker including the same are capable of significantly reducing difficulties in designing and manufacturing a multilayer voice coil pattern. The multilayer voice coil plate may include: a first-type voice coil pattern layer formed in the shape of a track and connected from a first outer via hole outside the track to an inner via hole disposed in the track; and a second-type voice coil pattern layer formed in the shape of a track and connected from a second outer via hole outside the track to an inner via hole disposed in the track. The plurality of first-type voice coil pattern layers and the plurality of second-type voice coil pattern layers may be stacked so as to be insulated from each other, and the first outer via holes, the second outer via holes and the inner via holes may be electrically connected through interlayer conductors, respectively.
Public/Granted literature
- US20180295451A1 MULTI-LAYER VOICE COIL PLATE AND FLAT TYPE SPEAKER COMPRISING THE SAME Public/Granted day:2018-10-11
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