Samsung Electronics Co., Ltd.

Samsung Sdi Co., Inc.

Won Suk Chang

A Ra Jo

Chanjae Ahn

Sungwon Choi

Boreum Jeong

Myung Sup Jung

Sang Soo Jee

Jong Hoon Won

Won Cheol Jung

Kyeong-Sik Ju

Hyunjeong Jeon

Myung Man Kim

Woo-Jin Bae

Sung Woo Hong

Sang Heon Lee

Beom Seok Kim

Soichiro Mizusaki

Kwang Hyun Lee

Myung-Sup Jung

Sun Jin Song

Feifei Fang

Dong Yun Lee

Byung Hee Sohn

Da Som Lee

Hee Jun Lee

Ji Yoon Park

Tushar Balasaheb Sandhan

Byunghee Sohn

In Taek Han

Jungha Chae

Yang Soo Lee

Sunghyun Han

Hyeong Wook Yang

Sung Won Choi

Ju Woan Yoo

Seong-Jun Yoon

Chan Jae Ahn

Disclosed is a window film for a display device including a light transmitting substrate including a polyamide including a structural unit represented by Chemical Formula 1 and a structural unit represented by Chemical Formula 2, and a hard coating layer laminated on one surface of the light transmitting substrate:

Window film for display device and display device including same

An electronic device is disclosed that includes a camera, a display, and a processor. The processor is configured to obtain a request associated with biometric authentication, obtain an image including at least one external object using the camera, display a specified image on the display, when displaying at least a portion of the obtained image on a specified area of the display, the at least a portion of the obtained image being as a portion of the specified image, in response to displaying a specified object associated with the biometric authentication among the at least one external object on the specified area, perform the biometric authentication using biometric information corresponding to the specific object, and when displaying another image different from the obtained image on the display, the other image being as a portion of the specified image, in response to obtaining an image including the specified object among the at least one external object, perform the biometric authentication using the biometric information corresponding to the specified object. In addition, various embodiments recognized through the specification are possible.

Method for performing biometric authentication according to display of object related to biometric authentication and electronic device therefor

A poly(amide-imide) copolymer that is a reaction product of a substituted or unsubstituted linear aliphatic diamine including two terminals, a diamine represented by Chemical Formula 1, a dicarbonyl compound represented by Chemical Formula 2, and a tetracarboxylic acid dianhydride represented by Chemical Formula 3:NH-A-NH   Chemical Formula 1

Poly(amide-imide) copolymer, composition for preparing poly(amide-imide) copolymer, article including poly(amide-imide) copolymer, and display device including the article

A polyimide that is a reaction product of a diamine represented by Chemical Formula 1, a diamine represented by Chemical Formula 2, and a tetracarboxylic dianhydride represented by Chemical Formula 3: 

Polyimide, composition for preparing polyimide, article including polyimide, and display device including the article

A poly(amide-imide) copolymer that is a reaction product of a substituted or unsubstituted linear aliphatic diamine including two terminals, a diamine represented by Chemical Formula 1, a dicarbonyl compound represented by Chemical Formula 2, and a tetracarboxylic acid dianhydride represented by Chemical Formula 3: 

A poly(amide-imide) copolymer that is a reaction product of a substituted or unsubstituted aromatic diamine having a maximum absorption wavelength in a range from 500 nanometers (nm) to 650 nm in a visible light region, a diamine represented by Chemical Formula 1, a dicarbonyl compound represented by Chemical Formula 2, and a tetracarboxylic acid dianhydride represented by Chemical Formula 3: 

A poly(amide-imide) copolymer including a reaction product of at least one tetracarboxylic acid dianhydride, at least one diamine, and at least one dicarboxylic acid derivative, wherein the at least one tetracarboxylic acid dianhydride includes a tetracarboxylic acid dianhydride represented by Chemical Formula 1, the at least one diamine includes a diamine represented by Chemical Formula 2, and the at least one dicarboxylic acid derivative includes a dicarboxylic acid derivative represented by Chemical Formula 3: 

Poly(amide-imide) copolymer, article including poly(amide-imide) copolymer, and display device including the same

A composition including a polyamideimide precursor modified with an alkoxysilane group and an oligosilica compound, wherein the oligosilica compound is a condensation reaction product of an organosilane diol and an alkoxysilane compound.

Composition and polyamideimide composite and polyamideimide film and electronic device

A polarizing film includes a high-temperature elongation film of a polyolefin and a dichroic dye, and the polyolefin has zero shear viscosity (&#x3b7;) ranging from about 2600 Pa&#xb7;s to about 17400 Pa&#xb7;s at a temperature of about 210&#xb0; C. (&#xb1;3&#xb0; C.).

Polarizing film having specified zero shear viscosity and yield stress and display device including the same

A composition for preparing an electrically conductive composite includes, based on the total weight of the composition:

Compositions for preparing electrically conductive composites, composites prepared therefrom, and electronic devices including the same

A method of preparing an optical film, preparing a coating composition including an amic acid-containing polymer represented by Chemical Formula 1 and at least one polymerization aid selected from an alkyl phosphite, an aryl phosphite, an alkyl phosphate, and an aryl phosphate; providing the coating composition on a substrate to form a coating layer; and applying heat to the coating layer to prepare a cured film: wherein, in Chemical Formula 1, are the same or different in each repeating unit, and are each independently at least one selected from an aromatic organic group, an aliphatic organic group, and an alicyclic organic group, and 0&#x2266;x&#x2266;1.

Optical film and method of preparing optical film

A composition for a polarization film including a polyolefin component including polypropylene and a polyethylene-polypropylene copolymer; and a dichroic dye.

Composition for polarizing film, polarizing film, method of manufacturing the same, and liquid crystal display provided with the polarizing film

A polyimide precursor composition, including a polyamic acid including a repeating unit represented by Chemical Formula 1 and transparent metal oxide nanoparticles coordinated to a ligand represented by RCOOH, wherein R is a linear or branched C1-C4 alkyl or a linear or branched C2-C4 alkenyl: wherein variables Cy, A, R, and n34 in Chemical Formula I are described in the specification.

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Hwaseong-si, South Korea

Won Suk Chang