Samsung Electronics Co., Ltd.

Lg Electronics Inc.

Inho Roh

Wonsok Lee

Kyung Don Mun

Sanghwa Yu

Donghwa Kwak

A semiconductor memory device includes a substrate including active regions, the active regions having first impurity regions and second impurity regions, word lines on a first surface of the substrate, the word lines extending in a first direction, first bit lines on the word lines, the first bit lines extending in a second direction crossing the first direction, and the first bit lines being connected to the first impurity regions, first contact plugs between the first bit lines, the first contact plugs being connected to the second impurity regions, respectively, second bit lines on a second surface of the substrate, the second bit lines being electrically connected to the first impurity regions, and a first capacitor on the first contact plugs.

Semiconductor memory device

The present invention provides a glasses type terminal, which can perform a wireless communication with a digital signage providing preconfigured information, the glasses type terminal comprising a wireless communication unit performing wireless communication and a control unit, wherein the control unit executes a control method comprising the steps of: transmitting unique information of the glasses type terminal to the digital signage in a proximity area of a preconfigured digital signage; receiving data on the basis of the unique information; and controlling an output unit of the glasses type terminal to output the data.

Growing community of inventors

Seoul, South Korea

Inho Roh