Samsung Electronics Co., Ltd.

Joon-hyun Yang

Sung-jin Choi

Pankaj Agarwal

Kang-hyun Yi

Tae-hoon Kim

Byeong-cheol Hyeon

Agarwal Pankaj

Sang-hoon Lee

Jeong-il Kang

Tae-hyeun Ha

Hyun-kyu Yun

Myoung-jun Lee

Tae-don Hwang

Hyung-rae Kim

Eun-il Cho

Jin-gil Jeong

Nam-in Kim

Yoon-soon Ahn

A large rollable display device includes flexible display modules arranged spaced apart from each other at first intervals on a rear surface of a transparent cover. Each of the flexible display modules includes primary sub-flexible display modules arranged spaced apart from each other at second intervals on a rear surface of a primary flexible film, and each of the primary sub-flexible display modules includes secondary sub-flexible display modules that are arranged spaced apart from each other at third intervals on a rear surface of a secondary flexible film.

Large rollable display device and method for manufacturing same

A display apparatus capable of configuring one multi display apparatus by combining a plurality of display apparatuses, a multi display apparatus, and an image display method using the multi display apparatus are provided. The display apparatus for configuring the multi display apparatus by making sides of a plurality of display apparatuses be opposite to each other includes an input interface configured to receive an image signal; wireless communicators comprising wireless communication circuitry provided at four sides of the display apparatus; a controller configured to set a reference display apparatus based on wireless communication through the wireless communicators, to set coordinates of the display apparatus, to determine a size of the multi display apparatus, and to select an area corresponding to the coordinates of the display apparatus from the image signal; and a display configured to display the area selected by the image selector.

Display apparatus, multi display apparatus, and image display method using the multi display apparatus

A flexible display apparatus and a method of manufacturing the flexible display apparatus that includes a first cover, a display panel configured to be disposed on a surface of the first cover and include a first panel configured to be divided into a first pixel part and a first driving part so as to enable the first pixel part and the first driving part to be folded on a first folding line and a second panel configured to be divided into a second pixel part and a second driving part so as to enable the second pixel part and the second driving part to be folded based on a second folding line, and a second cover configured to cover a back surface of the display panel. The first panel and the second panel are respectively folded by or on the first folding line and the second folding line to be disposed adjacent to each other so as to provide one image.

Flexible display apparatus and method of manufacturing flexible display apparatus

A display apparatus is provided. The display apparatus includes a communicator configured to communicate with an input apparatus comprising a touch pad, and receive coordinate data corresponding to a dragging trajectory input through the touch pad. The display apparatus also includes a display configured to display the dragging trajectory on a screen based on the received coordinate data; and a controller configured to recognize a number or character corresponding to the dragging trajectory based on the received coordinate data, and provide visual feedback adjusting the displayed dragging trajectory according to a recognition result.

Input apparatus, display apparatus, and control methods thereof

A power supply includes an inputter including an input capacitor and configured to receive an input DC voltage, a converter including an output capacitor and configured to convert the input DC voltage and to output the converted DC voltage, and a controller configured to control the converter to output a voltage corresponding to a reference voltage.

Power supply and method for controlling the same

A wireless charging apparatus and a wireless charging system using the same are provided. The wireless charging apparatus includes a sensing resonator that senses for an external device; a transmission resonator that transmits energy to the external device by magnetic resonance; and a transmission circuit that controls the transmission resonator in accordance with an output of the sensing resonator.

Wireless power supply apparatus, wireless charging apparatus, and wireless charging system using the same

Apparatus, method, and system for synchronization and a three-dimensional (3D) display apparatus using the same are provided. The 3D display apparatus includes: a power generator which generates power based on a received alternating current (AC) power signal, a detector which detects zero crossing points of time of the received AC power signal, and a controller which generates a reference signal based on the detected zero crossing points of time and transmits the reference signal to at least one other 3D display apparatus.

Apparatus, method and system for synchronization and 3D display apparatus using the same

A power supplying apparatus, a power supplying method, an organic light-emitting diode (OLED) display apparatus are provided. The OLED display apparatus includes: a plurality of components which are to perform an operation of the OLED display apparatus; a power supplying unit; a rectifier which rectifies an input voltage supplied from the power supplying unit; and a voltage level converter which converts a level of the input voltage rectified by the rectifier and supplies the input voltage having the converted level to the plurality of components.

Power supplying apparatus, power supplying method, organic light-emitting diode display apparatus

A high voltage power supply is provided. The high voltage power supply includes a soft-start circuit unit which outputs a natural voltage that decreases exponentially as time elapses and converts the natural voltage into a forced voltage having a predetermined scale if an enable signal is applied, a controller which compares the natural voltage output from the soft-start circuit unit with a reference voltage and outputs a control signal, and a converting unit which delays outputting a final voltage during a first predetermined time period and outputs the final voltage, which gradually increases as time elapses according to the control signal.

High voltage power supply having a soft-start circuit

A wireless power transceiving system includes a power transmitting apparatus which converts power into a resonance wave and transmits the resonance wave, and a power receiving apparatus which receives the transmitted resonance wave, and converts the resonance wave into DC power using a parallel resonant rectifier circuit that is impedance matched with impedance generated in the power receiving apparatus by parasitic components at a frequency of the resonance wave.

Power receiving apparatus and wireless power transceiving system

A backlight apparatus and a display apparatus are provided. The backlight apparatus includes N first switch units to switch a plurality of currents flowing in respective N light emitting element arrays according to an input brightness control signal, N second switch units to switch a plurality of currents flowing in respective N capacitors according to the input brightness control signal, and a reference current generation unit to generate and output a reference current based on the input brightness control signal. An inverter unit adjusts a total current supplied to all of the light emitting element arrays in total to be equal to the reference current if the total current is different from the reference current.

Backlight apparatus and display apparatus including the same

A high voltage power supply is provided. The high voltage power supply includes an inverter which converts a DC voltage input to the high voltage power supply into a first AC voltage, a transformer including an input winding unit and a plurality of output winding units, wherein the input winding unit receives the first AC voltage from the inverter and the plurality of output winding units generates and outputs a second AC voltage, and a voltage multiplier unit which boosts the second AC voltage output by the transformer and outputs a boosted voltage, and the voltage multiplier unit includes a plurality of voltage multipliers which are connected to each other in series and the plurality of voltage multipliers may be connected to the plurality of output winding units respectively.

High voltage power supply

An image processing apparatus, a power supply apparatus and a circuit apparatus, the image processing apparatus including a display unit which displays thereon an input image, and a power supply unit which outputs direct current power to drive the display unit, but gradually increases a voltage level of the direct current power.

Image processing apparatus and control method thereof for controlling the increase in voltage

A display apparatus, includes: a display unit which displays a video; a light source unit having a plurality of light sources which are independently driven, and which illuminate the display unit; and a driving unit which drives the light source unit. The driving unit includes: a driving signal generating unit which generates a driving signal which has a first voltage level and a second voltage level so that the plurality of light sources can be independently driven, and a control unit which blocks or applies the driving signal to drive the light source unit based on a voltage level which is applied to the light source unit if the driving signal which is generated by the driving signal generating unit is the first voltage level.

Growing community of inventors

Suwon-si, South Korea

Joon-hyun Yang