Samsung Electronics Co., Ltd.

Jeong-il Kang

Sang-hoon Lee

Yung-jun Park

Kyoung-geun Lee

Tae-Sung Kim

Sung-yong Joo

Gil-yong Chang

Su-gun Kim

Jun-ho Sung

Jin-hyun Cho

Yong-Joo Lee

Hyo-soon Choi

Hyun-young Jang

Young-sun Kim

Kun-ho Cho

Joon-hyun Yang

Chang-wan Hong

Hyung-rae Kim

Chung-Wook Roh

Young-deok Choi

Ki-bum Seong

Dae-hyun Nam

Kwang-youn Kim

Yong-joo Lee

Pil-yong Oh

Seong-hoon Woo

Young-soo Kim

Du-hee Jang

Dae-yeon Yun

Nam-in Kim

Ju-taek Lee

Su-hwan Jin

Hyun-taek Na

Sung-ho Hwang

Shin-wook Choi

Gil-Yong Jang

A power supply device and a display system including the same are provided. A power supply device according to the disclosure is disposed so as to be spaced apart from a display device and supplies power to the display device, and includes a first power supplier which supplies power to the display device through a cable in a wired manner, a second power supplier which supplies power to the display device in a wireless manner, a detector for detecting whether the power supply device is connected to the display device through the cable, and a processor configured to control the second power supplier in a state in which the display device and the power supply device are disconnected, such that power is supplied in the wireless manner, and control the first power supplier based on detecting connection between the display device and the power supply device, such that power is supplied in the wired manner.

Power supply device for display device by a wired or wireless manner, display system including same, and power selection method for power supply device

A display apparatus is provided. The display apparatus includes: a display panel; a backlight unit configured to provide light to the display panel; a signal processor configured to obtain a PWM signal corresponding to a grayscale of an input image; and a driver including a switching element, the driver being configured to control a current applied to the backlight unit by alternately turning the switching element on/off during a section in which the PWM signal provided from the signal processor is in an on-state, and the driver is configured to, based on the grayscale of the input image being greater than or equal to a threshold value, alternately turn the switching element on/off based on a first period, and, based on the grayscale of the input image being less than the threshold value, to alternately turn the switching element on-off based on a second period shorter than the first period.

Display apparatus and control method thereof

Provided is a display device. The display device includes a display to display an image, a processor to control the display to display a predetermined image, a power supplier to generate a direct current (DC) power by receiving an alternating current (AC) power, and supply the generated DC power to each of the display and the processor, and a sensor to output a sensing signal corresponding to whether the AC power is input, and the display stops an image display operation according to the sensing signal.

Power supply device that outputs a signal corresponding to whether AC power is input, display device having same, and power supply method

A display device is provided, which includes a display main body, a support configured to support the display main body, and the support being made of a transparent material, and a stand coupled to a lower portion of the support, wherein the display main body is configured to receive a power supply through the stand and the support.

Display device

A power cable and a power adaptor including the same are disclosed. The disclosed power adaptor comprises: an adaptor body; and a cable connected to the adaptor body, wherein the cable includes a plurality of conducting wires, which are arranged to be spaced in parallel to one another, and an outer skin, made of a transparent material, surrounding the plurality of conducting wires.

Power cable and power adaptor including same

A convertible stand of a display apparatus is provided. In more detail, the convertible stand of the display apparatus supports a display body in a first state or a second state, the first state being a standing state and the second state being a wall-mounted state. In addition, the convertible stand of the display apparatus is coupled to a rear cover of a display body and supports the display body in the first state and the second state.

Convertible stand of display apparatus

A power supplying system and a power module are provided. The power supplying system includes a power supplying apparatus configured to supply power to a display apparatus, and process an image signal received from outside and transmit the processed image signal to the display apparatus, and a power module configured to supply power to an external apparatus, wherein the power module is configured to be docked with the power supplying apparatus.

Power supplying system and power module

A display apparatus is provided. The display apparatus is supplied with electrical power through an electrode panel that includes electrodes and a plate that has at least one transparency. The display apparatus is supplied with an external power through an electrode unit configured to be combined with a rear cover of the display apparatus and have a transparency.

Display apparatus

A power supply apparatus is disclosed. The power supply apparatus to supply power to an electronic apparatus includes a first relay and a second relay which are turned on and off to control power supply with respect to the electronic apparatus, and a processor configured to control a switching operation of the first relay and the second relay based on at least one of a connection detection signal indicating connection of the power supply apparatus and the electronic apparatus, and a power on/off signal indicating a power on/off command with respect to the electronic apparatus.

Power supply apparatus and method thereof

A display device is provided, which includes a panel configured to display an image using an LED backlight configured to emit light incident on the panel, an image signal interface configured to provide an image signal to the panel, and a power supply including an LED driver configured to generate constant current, wherein the LED driver is detachable from the power supply.

Power supply and display device

An inductor and an electronic device including the same are provided. The inductor includes: a coil in which an electric current flows; and a core that the coil is wound around, wherein the core includes a central portion that the coil is wound around; extensions extending from opposite edges of the central portions; and lateral portions extending from the extensions along the circulation path of the magnetic flux and facing the central portion with the coil disposed there between, and a first height at a first position of the extension portions on the circulation path of the magnetic flux spaced away from the edges of the central portion by a first distance which is larger than a second height at a second position on the circulation path of the magnetic spaced away from the edges of the central portion by a second distance which is longer than the first distance.

Inductor and electronic device including the same

A display apparatus is provided. The display apparatus includes a display panel, a chassis configured to support the display panel, a backlight unit configured to be installed on the chassis, and an electricity generator configured to use the backlight unit as a heat source to generate electricity. The electricity generator includes a heat transfer unit which contacts the backlight unit, at least one heat storage unit which contacts the heat transfer unit, and at least one thermoelectric device comprising a heat generator and a heat absorber contacting the heat transfer unit. The at least one thermoelectric device absorbs heat, which is generated from the backlight unit, through the heat transfer unit in response to the backlight unit being driven and absorbs heat from the at least one heat storage unit through the heat transfer unit in response to the backlight unit not being driven.

A light emitting diode driving circuit including a first LED array; a second LED array; an LED driving circuit configured to provide a constant current to the first LED array and/or the second LED array; a linear circuit configured to selectively provide a second current that is smaller than the constant current to the second LED array; and a driving controller configured to control the LED driving circuit and the linear circuit such that the constant current is selectively provided to the first LED array or the second LED array based on an operating mode, and such that the second current is provided to the second LED array only when the constant current is being provided to the first LED array.

Light emitting diode driver circuit and method for light emitting diode driving

A display device is provided, which includes a light emitter including an LED array; a current detector configured to detect current that flows through the LED array; a driving circuit configured to provide constant current to the LED array; and a cable including a first line configured to provide the constant current that is provided from the driving circuit to the light emitter, and a second line configured to connect a node, to which the current detector and the driving circuit are commonly connected, and the driving circuit to each other.

A display device and a method for driving the same are provided. The display device includes a light emitter comprising a plurality of light emitting elements connected in parallel to each other, and a driving circuit configured to change an operating state of a part of the plurality of light emitting elements based on temperature detection of switching elements respectively connected to the plurality of light emitting elements.

Growing community of inventors

Yongin-si, South Korea

Jeong-il Kang