Dongwoo Fine-chem Co., Ltd.

Postech Research and Business Development Foundation

Kreemo Inc.

Samsung Electronics Co., Ltd.

Postech Academy-industry Foundation

Sk Telecom Company, Ltd.

Won Bin Hong

Jong Min Kim

Dong Pil Park

Yoon Ho Huh

Yun Seok Oh

Han Sub Ryu

Byung Jin Choi

Won Hee Lee

Young Jun Lee

Jae Hyun Lee

Young Ju Kim

Joon-Young Choi

Chul Baik

Jun Ho Park

Byung Ha Park

Dong Hyun Sohn

Nak Hyun Kim

Ho Dong Yoon

Yong Uk Lee

Eung Yeoul Yoon

Young Soo Kim

Young Jun Hong

Byung Hoon Ko

Yoon Soo Kim

Byung Chul Kim

Na Yeon Kim

Young Mi Lee

Hee Jun Park

Young Ju Lee

Jae Chun Lee

Sung Yong Kang

Jung Yub Lee

Chan Hee Lee

Doo Seok Choi

Joon Young Shin

Hee Chang Seong

Jae Yeong Lee

Joon Young Choi

Yoon Geon Kim

A phased array antenna with a high impedance surface according to an embodiment of the present disclosure is a phased array antenna with a high impedance surface including a plurality of unit elements, and each of the plurality of unit elements includes a substrate, a partial ground plane formed at least partially on the substrate, a planar inverted-L radiator disposed on the partial ground plane, and a via wall integrated in parallel on both edges of the partial ground plane, and a one-dimensional electromagnetic bandgap (EBG) structure is embedded in an edge of the planar radiator side of the partial ground plane.

Phased array antenna with high impedance surface

An antenna device according to an embodiment includes a dielectric layer, a first radiator disposed on the dielectric layer in a first direction, a second radiator disposed on the dielectric layer in a second direction, a first transmission line which extends in the first direction to be connected to the first radiator, and a second transmission line which extends in the second direction to be connected to the second radiator, and intersects the first transmission line with being physically or electrically spaced apart therefrom.

Antenna device and display device including the same

An antenna device according to an embodiment of the present invention includes a dielectric layer, a first radiator disposed on the dielectric layer in a first direction, a second radiator formed in a shape different from that of the first radiator and disposed on the dielectric layer in a second direction, a first transmission line which extends in the first direction to be connected to the first radiator, and a second transmission line which extends in the second direction to be connected to the second radiator, and intersects the first transmission line with being physically or electrically spaced apart therefrom.

An antenna package according to an embodiment includes an antenna unit including a radiator, a transmission line extending from the radiator and an antenna ground pad disposed around the transmission line, and a circuit board electrically connected to the antenna unit. The circuit board includes a core layer, a circuit wiring layer disposed on one surface of the core layer, the circuit wiring layer including a signal transmission wiring electrically connected to the transmission line of the antenna unit and a first ground pattern bonded to the antenna ground pad, and a ground layer disposed on an opposite surface facing the one surface of the core layer. The ground layer does not overlap a portion of the antenna ground pad except for a region bonded to the first ground pattern in a planar view.

Antenna package and image display device including the same

A circuit board according to an embodiment includes a core layer including a first region and a second region, and antenna power supply wirings disposed on the core layer over the first region and the second region. The antenna power supply wirings may include a first portion extending in a first direction in the first region, a second portion extending in a second direction in the first region, and a third portion extending in the first direction in the second region, and an interval between the neighboring second portions of the antenna power supply wirings is 3 times or less of an interval between the neighboring third portions of the antenna power supply wirings.

Circuit board, antenna package and display device

An antenna package according to an embodiment includes an antenna unit, and a circuit board electrically connected to the antenna unit. The circuit board may include a core layer, a signal transmission wiring disposed on one surface of the core layer, the signal transmission wiring having one end portion connected to the antenna unit, a ground layer disposed on an opposite surface facing the one surface of the core layer, and a first via structure formed through the core layer and arranged around the one end portion of the signal transmission wiring to be in contact with the ground layer.

An image display device according to an embodiment of the present invention includes a printed circuit board, an antenna mounted on the printed circuit board, a display panel disposed on the printed circuit board, and a transmission line disposed on the display panel and electrically connected to the antenna. The transmission line is disposed on the display panel to shorten a signal path and reduce noises.

Image display device integrated with antenna and antenna for image display device

An antenna device according to an embodiment of the present invention includes a dielectric layer, an antenna unit disposed on a top surface of the dielectric layer, the antenna unit including a radiator and a transmission line connected to the radiator, a dummy electrode separated from the antenna unit on the top surface of the dielectric layer, the dummy electrode at least partially surrounding the antenna unit, and a blocking pattern arranged around the antenna unit in the dummy electrode. Radiation interruption from the dummy electrode is prevented by the blocking pattern to improve radiation reliability.

An antenna structure according to an embodiment of the present invention includes a film antenna including a dielectric layer, an upper electrode layer disposed on an upper surface of the dielectric layer and including a radiation pattern, a transmission line, and a ground pad, and a lower ground layer disposed on a lower surface of the dielectric layer, and a flexible circuit board including a core layer, a power supply wiring layer disposed on a lower surface of the core layer and electrically connected to the transmission line, and a ground plate disposed on an upper surface of the core layer and disposed in overlapping with the power supply wiring layer in a planar direction. Thereby, it is possible to reduce a radiation signal generated from the power supply wiring through the ground plate, suppress a noise of the antenna and increase radiation efficiency.

Antenna structure and display device including the same

An image display device according to an embodiment of the present disclosure includes a display panel, a touch sensor structure and an antenna electrode layer. The display panel includes a panel substrate, and an electrode structure and an insulation structure stacked on the panel substrate. The touch sensor structure is disposed on the display panel. The antenna electrode layer is disposed on the display panel at the same level as that of the touch sensor structure and at least partially overlaps the electrode structure of the display panel in a thickness direction. The antennal electrode layer is disposed in consideration of an electrode construction of the display panel and the touch sensor structure to provide a thin-layered image display device with high reliability.

Image display device with touch sensor and antenna electrode at the same level

An antenna device according to an embodiment of the present invention includes a dielectric layer, a radiation pattern disposed on a top surface of the dielectric layer, a signal pad electrically connected to the radiation pattern, and a ground pad spaced apart from the signal pad and having an isolation space. A length of the isolation space is greater than a length of the signal pad.

The present disclosure provides technology that proposes an ultra-high frequency band (mmWave band) vertical polarization antenna having a new structure applicable to a slim planar structure (e.g., a terminal).

Vertical polarized antenna and terminal device

An antenna device according to an embodiment of the present invention includes a dielectric layer, an upper electrode layer disposed on the dielectric layer and including a radiation pattern, a lower electrode layer disposed on the dielectric layer, and a bending connection portion integrally connected to the upper electrode layer and the lower electrode layer on the dielectric layer. An interconnection of a ground layer is implemented with high reliability by the bending connection portion.

A film antenna-circuit connection structure according to an embodiment of the present invention includes a film antenna including radiation patterns and pads, and a circuit board electrically connected to the film antenna. The film antenna includes connection wirings each of which is electrically connected to each of the pads of the film antenna, and a dummy barrier interposed between neighboring connection wirings of the connection wirings.

Film antenna-circuit connection structure and display device including the same

A touch sensor-antenna module according to exemplary embodiments of the present invention includes a substrate layer, a touch sensor electrode layer disposed on a central portion of an upper surface of the substrate layer, and antenna patterns disposed on a peripheral portion of the upper surface of the substrate layer at the same level as that of the touch sensor electrode layer. Mutual interference between the touch sensor electrode layer and the antenna pattern may be reduced to improve signal reliability and process efficiency.

Growing community of inventors

Seoul, South Korea

Won Bin Hong