Lg Philips Lcd Co., Inc.

Lg Display Co., Ltd.

Yonsei University

Seoul National University

Lg.philips Co., Ltd.

Lg Phillpis Lcd Co., Ltd

Su Seok Choi

Suk Won Choi

Jeong Min Moon

Sungpil Ryu

Kiseok Chang

Jihwan Jung

Sang Min Jang

Sang Ho Choi

Ku Hyun Park

Soon Shin Jung

Hee Yeong Ryu

Jin-Woo Park

Jong Jin Park

Yong In Park

Sang Hyun Kim

Hyun Suk Jin

Hyun Jae Kim

Joon Young Yang

Hyeon Ho Son

Sung-Eun Kim

Young-Joo Kim

Jang Jin Yoo

Hoon Bae Kim

Byungwook Min

Jong Hoon Woo

Young Jun Tak

Hyo-jun Kim

Moo Jong Lim

Jusung Chung

Jeong Yun Sun

Joong Ha Lee

Jia Lee

Sung-Hwan Hwang

Dahl-Young Khang

Sung-Soo Yoon

Changjin Lim

Soyeon Lee

Hyesung Cho

Do Yoon Kim

Seong-il Kim

Sang Hoon Oh

The present invention relates to an optical element capable of simultaneously outputting sound from the surface of a display device with an image, the optical element comprising: a first electrode member; a first dielectric elastomer layer disposed on the first electrode member; a second electrode member disposed on the first dielectric elastomer layer; and an optical crystal layer disposed on the second electrode member. Accordingly, in the present invention, image and sound are implemented simultaneously, and thus, it is possible to prevent defects due to mismatching of the image and the sound, and a separate sound system is not required when the display device is manufactured using the optical element, thereby making it possible to reduce components of an electronic product including the display device and reduce the manufacturing cost.

Optical element with sound function and display device using same

A wearable photoluminescence sensor, which is portable and has improved sensitivity and accuracy, and a remote sensing apparatus comprising same, the disclosed wearable photoluminescence sensor includes a reflective support and a semipermeable filter disposed over and under translucent photodiodes, thus allows light of a second wavelength band, having the photoluminescence properties of getting lost or passing through, to be reflected again and thus maximally utilized, and thereby allows sensitivity and accuracy to be improved.

Wearable photoluminescence sensor and remote sensing apparatus comprising same

A transportation head for a microchip transfer device capable of minimizing mechanical and chemical damage to a microchip, a microchip transfer device having same, and a transfer method thereby, and the transportation head includes a head body having a pickup area and a dummy area; a first protruding pin disposed in the pickup area of the head body; and a liquid droplet attached to the first protruding pin.

Transportation head for microchip transfer device, microchip transfer device having same, and transfer method thereby

An organic light emitting diode (OLED) display device includes a thin film transistor substrate including a first substrate, a thin film transistor disposed on the first substrate and a white organic light emitting diode (WOLED) electrically connected to the thin film transistor; a color filter substrate comprising a second substrate that faces the first substrate, and red, green and blue color filters disposed on the second substrate; a quantum dot pattern disposed on the WOLED of the thin film transistor substrate; and a refractive film disposed between the color filter substrate and the thin film transistor substrate provided with the quantum dot pattern.

Organic light emitting diode (OLED) display device

A phase shifter includes a first substrate; a microstrip formed on the first substrate so as to extend in a first direction; a ground layer disposed with a space on the upper surface of the microstrip and having a defected ground structure (DGS) with a defected pattern formed therein; a second substrate disposed on the ground layer; and a liquid crystal layer disposed in a space between the first substrate and the second substrate, wherein DC voltage is applied between the ground layer and the microstrip.

Phase shifter comprising DGS and radio communication module comprising same

The present disclosure provides a phototransistor and a manufacturing method therefor, the phototransistor having a defective oxide ray absorption layer introduced to an oxide semiconductor phototransistor through a solution process or a defective oxide ray absorption part introduced to an interface between a gate insulation film and an oxide semiconductor layer through interface control, which forms damage, thereby improving light absorption in the range of a visible light region.

Oxide semiconductor phototransistor improved in visible light absorption rate and manufacturing method thereof

A liquid crystal lens film structure can includes a first substrate; a second substrate opposite to the first substrate; an adhesive layer on the second substrate; and a liquid crystal lens film between the first substrate and the adhesive layer. The liquid crystal lens film includes a resin layer configured to include a plurality of concave portions and a plurality of liquid crystal portions configured to each include liquid crystal molecules filled in the respective concave portion. The adhesive layer comes in contact with the liquid crystal lens film.

Liquid crystal lens film structure, method of fabricating the same and image display device with the same

A LCD and a fabrication process is presented. An upper substrate is coincidently formed with a red, a green and a blue color filters using phase separation. A compound containing a photopolymeric color filter resin and a liquid crystal are coated on an array substrate and then photopolymerized after formation of the array substrate. A seed layer may be provided on the substrate before the compound is applied. Polymerization of the color filter resin permits simultaneous formation of the upper, color filter substrate and liquid crystal layer.

Liquid crystal display device

A transflective liquid crystal display panel includes a ferroelectric liquid crystal cell operating in a half V-switching mode. The ferroelectric liquid crystal cell includes a reflective portion and a transmissive portion. A cell gap of the reflective portion is similar to a cell gap of the transmissive portion. A voltage applied to the ferroelectric liquid crystal cell depends on a brightness level of ambient light.

Transflective liquid crystal display panel and apparatus and method of driving the same

A liquid crystal display device includes an upper substrate including an upper polarizer having a first light absorption axis and an upper electrode, a lower substrate including a lower polarizer having a second light absorption axis substantially parallel to the first light absorption axis and a lower electrode, a ferroelectric liquid crystal layer formed on at least one of the upper substrate and the lower substrate, and a nematic system liquid crystal layer formed on the ferroelectric liquid crystal layer between the upper substrate and the lower substrate.

Fabricating method of a liquid crystal display device comprising rubbing direction of alignment film substantially the same as the light absorption axis

An LCD device including first and second substrates that face each other; a liquid crystal layer between the first and second substrates; first alignment layers are on the first and second substrate; and a second alignment layer on at least one of the first and second substrates. The second alignment layer is based on a CDR (continuous director rotation) mode liquid crystal.

Liquid crystal display device and fabrication method thereof

A method of driving an IPS mode LCD includes applying a common voltage to a common electrode of the LCD panel, the LCD panel including a liquid crystal (LC) cell and driving the LC cell to express light at a predetermined brightness level associated with a predetermined data signal voltage applied to a pixel electrode, the driving including applying a compensation voltage to the LC cell prior to applying the predetermined data signal voltage, wherein a voltage difference between a previously applied data signal voltage and the compensation voltage is greater than a voltage difference between a previously applied data signal voltage and the predetermined data signal voltage.

Driving method of in-plane-switching mode LCD

An in-plane switching mode liquid crystal display device includes upper and lower substrates, first and second ferroelectric liquid crystal layers, a nematic system crystal layer, and first and second electrodes. The electrodes and liquid crystal layers are located between the substrates, with the nematic liquid crystal layer between the ferroelectric liquid crystal layers. The ferroelectric liquid crystal layers have different spontaneous polarization directions. An electric field is applied to the liquid crystal layers using the electrodes. The ferroelectric liquid crystal layers react to different electric field to conduct an in-plane driving of liquid crystal molecules in the nematic liquid crystal layer.

Liquid crystal display device of in-plane switching mode, method of fabricating the same, and method of driving the same

A liquid crystal display device includes an upper substrate; a lower substrate facing the upper substrate; a liquid crystal layer formed between the upper and the lower substrates; common electrodes and pixel electrodes formed parallel to each other in pixel regions of the lower substrate; and polymer walls formed between the upper and the lower substrates. A manufacturing method includes forming gate and data lines on a lower substrate, the gate and data lines intersecting each other to define a plurality of pixel regions; forming thin film transistors at respective intersections of the gate and data lines; forming common electrodes and pixel electrodes in parallel with each other in the pixel regions; joining an upper substrate with the lower substrate so that a liquid crystal layer is disposed between the upper and the lower substrates; and forming a plurality of polymer walls between the upper and the lower substrates.

Liquid crystal display device and manufacturing method thereof

Growing community of inventors

Hanam-shi, South Korea

Su Seok Choi