Lg Display Co., Ltd.

SungHak Jo

Binn Kim

Sunyoung Park

Jaehee Park

Taehee Ko

Seongku Lee

A transparent display apparatus is provided, in which light efficiency and/or transmittance is improved. The transparent display apparatus comprises a substrate provided with a plurality of pixels having a transmissive portion and a plurality of light emitting portions emitting light of different colors, and a non-transmissive portion provided between the transmissive portion and the plurality of light emitting portions and between the plurality of light emitting portions on the substrate, wherein each of the plurality of light emitting portions includes a first sub-light emitting portion and a second sub-light emitting portion, which have the same shape and size and are spaced apart from each other, the non-transmissive portion includes a first non-transmissive portion adjacent to a short side disposed in a first direction in each of the first sub-light emitting portion and the second sub-light emitting portion and a second non-transmissive portion adjacent to a long side disposed in a second direction crossing the first direction.

Transparent display apparatus

A transparent display apparatus is provided, which improves reflection visibility between a display area and a non-display area. The transparent display apparatus comprises a substrate provided with a display area, in which a plurality of pixels having a first transmissive portion and a plurality of subpixels are disposed, and a non-display area near the display area, and a plurality of GIP portions provided in the non-display area on the substrate, including a second transmissive portion and a plurality of block portions, respectively, wherein the plurality of subpixels include a first subpixel provided to emit white light, the plurality of block portions include a first block portion disposed at a position corresponding to the first subpixel, and the first block portion include a dummy pattern provided to be the same as or similar to the first subpixel.

Transparent display apparatus having a first block portion including a dummy pattern

A gate driving circuit that prevents the discharge of the Q node due to the leakage current in the last stage when the panel is cut, thereby preventing distortion of the gate signal, and a display including the same is disclosed. The gate driving circuit includes a plurality of stages driving a plurality of gate lines, and each of the plurality of stages includes a pull-up transistor pull-up driving an output terminal in response to a signal of a Q node of a N stage; a pull-down transistor pull-down driving an output terminal in response to a signal of a Qb node of the N stage; and a first transistor coupled between a source electrode of the pull-down transistor and a Q node of a N−1 stage, and pull-down driving the Q node of the N−1 stage in response to a signal of the output terminal of the N stage.

Gate driving circuit and display apparatus including the same

A gate driver and a display device including the gate driver are discussed. The gate driver in one example includes a shift register configured to control charging and discharging of a Q node and a QB node, and i output buffers sequentially connected to the shift register, where i is a natural number of at least 2. Each output buffer is configured to output a gate signal to a corresponding gate line in response to a voltage of the Q node and a voltage of the QB node. The gate driver further includes a dummy output buffer connected to the last stage of the shift register and configured to output a dummy signal to a dummy line in response to the voltage of the Q node.

Gate driver including dummy output buffer and display device including same

A gate driver includes: circuit parts having circuit elements thereon. The circuit parts are spaced apart from each other. Transparent parts are between the circuit parts. External light may pass through the transparent parts. Each of the circuit parts may include at least one circuit block. Each of the circuit blocks may be configured to perform the same function as others of the circuit blocks.

Gate driver and display device including same

Proposed is a gate driver and a display device having the same. The gate driver includes a plurality of stage circuits, wherein each of the plurality of stage circuits includes a shift register configured to control charging and discharging of a Q node and a QB node, and a plurality of output buffers sequentially connected to the shift register, wherein each of the output buffers includes a first transistor configured to transmit a voltage of the Q node to a Q' node, a pull-up transistor configured to output a clock signal to a gate line in response to a voltage of the Q&#x2032; node, and a pull-down transistor configured to output a low-potential voltage to the gate line in response to a voltage of the QB node.

Gate driver for separately charging a node voltage of buffers and display device including the same

A shift register circuit comprises a shift register, and a signal output circuit including J number of scan signal output circuits (J is an integer of 2 or more) operating by being connected with the shift register to respectively output J number of scan signals. The J number of scan signal output circuits share a first QB node and a second QB node of the shift register, a common output terminal of the shift register, and a first voltage line, operate based on a potential of the first QB node, a potential of the second QB node, a common output signal output through the common output terminal, a first voltage transferred through the first voltage line, and an Ith clock signal transferred through an Ith clock signal line, and output the J number of scan signals through output terminals which are respectively divided.

Shift register circuit and light emitting display device including the shift register circuit

The present disclosure provides an electroluminescence display comprising: a first substrate; subpixels arranged on the first substrate; and repair lines located on the first substrate, one for at least every two subpixels that emit light of the same color and are adjacent to each other, wherein the repair lines comprise one side having a contact point with an electrode of a first subpixel and the other side having a non-contact point with an electrode of a second subpixel.

Growing community of inventors

Paju-si, South Korea

SungHak Jo