Circuit board, electronic module and illuminating device having the circuit board, and method for manufacturing the circuit board
US9516748B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 14, 2013 |
| Grant date | Dec 6, 2016 |
| Priority date | — |
| Expiry date | Jun 14, 2033 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/49155
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
Various embodiments relate to a circuit board, including a base and a heat-conducting layer. The base has a first region and a second region on one side thereof facing the heat-conducting layer, the first region is recessed with respect to the second region, a first insulating layer is accommodated in the first region, a second insulating layer is formed on the second region, and the first insulating layer and the second insulating layer have different thermal conductivities. In addition, various embodiments further relate to an electronic module and an illuminating device including such circuit board. Various embodiments also relate to a method for manufacturing such circuit board.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.