LIGHTING DEVICE AND DISPLAY DEVICE

Title:

LIGHTING DEVICE AND DISPLAY DEVICE

Document Type and Number:

WIPO Patent Application WO/2020/039721

Kind Code:

A1

Abstract:

According to the present invention, favorable connections between light source boards and a control board are secured without a sharp increase in manufacturing cost. The present invention is provided with: a plurality of light source boards respectively having wire patterns composed of a plurality of wire parts; a plurality of light emitting elements disposed on the light source boards and turned on and off by being controlled by a control board; board-side connectors respectively mounted on the plurality of light source boards; a flexible flat cable having a multicore structure in which a flat plate-shaped insulator and a plurality of conductors arranged in a direction perpendicular to the thickness direction of the insulator are provided, the flexible flat cable having one end portion connected to the control board; and a plurality of cable-side connectors mounted on the flexible flat cable and coupled to the board-side connectors. In each of the plurality of light source boards, some of the plurality of conductors in the wire parts are electrically connected to the cable-side connectors through the board-side connectors.

Inventors:

SHIMIZU TAKAHARU (JP)

Application Number:

PCT/JP2019/023958

Publication Date:

February 27, 2020

Filing Date:

June 17, 2019

Export Citation:

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Assignee:

SONY CORP (JP)

International Classes:

F21S2/00; F21V19/00; F21V23/00; F21V23/06; G02F1/13357; G09F9/00; H01R12/79; F21Y103/10; F21Y105/10; F21Y115/10

Domestic Patent References:

WO2016148087A1

2016-09-22

Foreign References:

JP2007305742A	2007-11-22
JP2003323927A	2003-11-14
JP2018507517A	2018-03-15
JP2018098112A	2018-06-21

Other References: