Samsung Electronics Co., Ltd.

Skhynix Inc.

Chang-Youn Hwang

Do-Hyung Kim

Noh-Jung Kwak

Yun-Je Choi

Hak-Ju Kim

Ki-Soo Choi

Jong-Chul Choi

Young-Ki Kim

Byoung-Uk Yoon

Seung-Bum Kim

Doo-Sung Jung

Ill-Hee Joe

Won-Tae Kim

Hee-Cheul Moon

Young-Jae Lee

Dae-Sik Park

Se-Han Kwon

Hong-Gu Yi

Hae-Jung Park

Sang-Kil Kang

Shin-Chul Kang

Yong-Wook Hwang

Yoon-Hee Lee

Ki-Duk Jang

Yong-Geon Lee

Pil-Woo Lee

Yong-Wook Hwao

Hyun-Jung Jeong

Woo-Seok Chin

Seng-Ho Ahn

Kyoung-Bin Han

Hak Ju Kim

Disclosed are a semiconductor device capable of reducing parasitic capacitance between adjacent conductive structures and a method for fabricating the same. The semiconductor device includes a plurality of bit line structures each comprising a first contact plug formed over a substrate and a bit line formed over the first contact plug. A spacer structure having air gaps is formed on sidewalls of the first contact plug and on sidewalls of the bit line. An plug isolation layer is formed between the plurality of bit line structures. The isolation layer includes an opening. A second contact plug is formed in the opening and a memory element is formed over the second contact plug.

Semiconductor device including air gaps and method for fabricating the same

A case frame used in various devices and a method of manufacturing the case frame are provided. The method includes forming the case frame in a shape corresponding to a product to which the case frame is applied, forming a first painting layer with a color of a material applied to a surface of the formed case frame, depositing a transparent oxide deposition layer having a refractive index on an upper portion of the first painting layer, and forming a second painting layer on an upper portion of the transparent oxide deposition layer. Accordingly, the case frame can have an excellent texture by reproducing a brightness and a color anisotropy on the basis of a viewing angle by adding only a simple manufacturing process, thereby being able to improve quality of an electronic device in general and to promote a user's desire for purchasing the device.

Case frame and manufacturing method thereof

A case for an electronic device includes an injection preform having a recess on at least one portion of a surface thereof, a deposition layer deposited on a surface of the injection preform, and a paint layer formed on the deposition layer. The deposition layer may directly contact a surface of the injection preform. A method of manufacturing a case includes injection-molding an injection preform having a recess on a surface thereof, forming a deposition layer directly contacting a surface of the injection preform, and forming a paint layer on the deposition layer.

Case, method of manufacturing case, and electronic device

A method includes: forming a first contact hole by etching a first inter-layer dielectric layer; forming a preliminary first conductive plug that fills the first contact hole; forming a bit line structure over the preliminary first conductive plug; forming a first conductive plug by etching the preliminary first conductive plug so that a gap is formed between a sidewall of the first contact hole and the first conductive plug; forming an insulating plug in the gap; forming a multi-layer spacer including a sacrificial spacer; forming a second conductive plug neighboring the bit line structures and the first conductive plugs with the multi-layer spacer and the insulating plug therebetween; and forming a line-type air gap within the multi-layer spacer by removing the sacrificial spacer.

Semiconductor memory device with selectively located air gaps

Semiconductor device with line-type air gaps and method for fabricating the same

An electronic device and a method for manufacturing an outer housing of the electronic device are provided. The electronic device includes an outer housing including a portion including a base including a non-conductive material and a plurality of islands formed on or above the base, wherein the plurality of islands include metallic materials, wherein the plurality of islands are spaced apart from each other, and wherein the plurality of islands form a two-dimensional (2D) pattern. The method includes injection-molding a base and forming a plurality of islands on or above the base, wherein the plurality of islands include metallic materials, and wherein the plurality of islands are spaced apart from each other to form a 2D pattern.

Electronic device and method for manufacturing the same

An optical waveguide sheet that has an auxiliary layer for preventing light transmitted through the waveguide sheet from leaking or being lost and a manufacturing method thereof. The waveguide sheet transmits light from a light emitting element thereinto, and has a reflecting pattern for reflecting light forward. At least one auxiliary layer for providing a total reflection condition for preventing the light from leaking or being lost when the light is transmitted into the waveguide sheet is coated on the waveguide sheet.

Optical waveguide sheet and manufacturing method thereof

Disclosed is a manufacturing method of a keypad for a mobile phone and the keypad manufactured thereby, in which a vacuum deposition layer and a cellophane paper are attached to a lower surface of a key in the keypad. The keypad for a mobile phone includes a plurality of keys, each key includes a key body of a transparent resin material and a high-hardness transparent coating layer coated onto a surface of the key body in order to increase hardness, and each key comprises a key background color paint layer for color presentation, coated onto a lower surface of the key body; an opaque paint layer coated onto a lower surface of the key background color paint layer; a transparent marking portion formed by performing a laser processing according to a shape of a numeral, a character, or a symbol with respect to the lower surface of the key body so as to remove the color paint layer and the opaque paint layer; a metallic vacuum deposition layer formed on the lower surface of the key body and a lower surface of the opaque paint layer; and a transparent color-printed layer or a cellophane paper attached to a lower surface of the metallic vacuum deposition layer so as to present various colors.

Manufacturing method of keypad for mobile phone and keypad manufactured thereby

Growing community of inventors

Gyeonggi-do, South Korea

Chang-Youn Hwang