Abstract: According to an aspect of the present invention, a wireless power transmitting apparatus of a wireless charging system includes a substrate, a first bonding layer formed on the substrate, a soft magnetic layer formed on the first bonding layer, a second bonding layer formed on the soft magnetic layer and a transmitting coil formed on the second bonding layer, wherein at least one of the first bonding layer and the second bonding layer includes a magnetic substance.

Abstract: Disclosed are a soft magnetic alloy and a wireless charging apparatus including the soft magnetic alloy. The soft magnetic alloy has a chemical formula expressed as Fe100?x?yCuxBy (wherein x ranges from 0.1 at % to 1.7 at % and y ranges from 2.3 at % to 9.6 at %). Without adding any expensive alloying element, only iron (Fe), copper (Cu), and boron (B) are used to obtain a nanocrystalline soft magnetic alloy that has a low coercive force and a high saturation magnetic flux density. The nanocrystalline soft magnetic alloy is applied to a wireless power transmitter and a wireless power receiver. Thereby, it is possible to make a shield member thin and increase a power transmission capacity. The soft magnetic alloy is easily processed into a flake form. The soft magnetic alloy processed in this way is applied to the shield member. Thereby, it is possible to increase permeability in a surface direction.

Abstract: A receiving antenna of a wireless power receiving apparatus for wireless power charging according to one embodiment of the present invention comprises: a substrate; a soft magnetic layer disposed on the substrate; and a receiving coil which is wound in parallel with a plane of the soft magnetic layer and is embedded on one surface of the soft magnetic layer, wherein at least one surface of the receiving coil is slantly embedded on the one surface of the soft magnetic layer.

Abstract: A wireless power transmitting apparatus can include a first transmitting coil; a second transmitting coil; a third transmitting coil on the first transmitting coil and the second transmitting coil; and a substrate to accommodate the first transmitting coil, the second transmitting coil, and the third transmitting coil, in which the substrate includes a wall to surround a part of an outer circumference of the first transmitting coil and a part of an outer circumference of the second transmitting coil; a first protrusion to surround a first part of an outer circumference of the third transmitting coil; and a second protrusion to surround a second part of the outer circumference of the third transmitting coil, in which the first protrusion comprises a first stepped portion to support the third transmitting coil, and the second protrusion comprises a second stepped portion to support the third transmitting coil.

Abstract: A wireless power transmitting apparatus can include a substrate; a first transmitting coil and a second transmitting coil disposed on the substrate; a third transmitting coil disposed on the first transmitting coil and the second transmitting coil; and an adhesive disposed between the substrate and the first and the second transmitting coils, in which the substrate includes a first portion disposed inside an inner circumference of the first transmitting coil; a second portion disposed inside an inner circumference of the second transmitting coil; a third portion disposed between the first transmitting coil and the second transmitting coil; and a peripheral portion disposed outside an outer circumference of the first transmitting coil and an outer circumference of the second transmitting coil, in which an inner area disposed inside an inner circumference of the third transmitting coil overlaps the third portion, a part of the first transmitting coil and a part of the second transmitting coil in a vertical dire

Abstract: Provided are a wireless charging board and a wireless charging device. The wireless charging board includes: a shielding layer; a coil pattern disposed on one surface of the shielding layer; and a magnetic pattern disposed in a space of a central part of the coil pattern.

Abstract: A receiving antenna of a wireless power receiving device wirelessly charging electric power according to an embodiment of the present invention includes a substrate, a soft magnetic layer stacked on the substrate, and a receiving coil configured to receive electromagnetic energy emitted from a wireless power transmission device, wound in parallel with a plane of the soft magnetic layer, and formed inside of the soft magnetic layer, and an insulating layer is formed between the soft magnetic layer and the receiving coil.

Abstract: A wireless power transmitting apparatus can include a first transmitting coil; a second transmitting coil; a third transmitting coil on the first transmitting coil and the second transmitting coil; and a substrate to accommodate the first transmitting coil, the second transmitting coil, and the third transmitting coil, in which the substrate includes a wall to surround a part of an outer circumference of the first transmitting coil and a part of an outer circumference of the second transmitting coil; a first protrusion to surround a first part of an outer circumference of the third transmitting coil; and a second protrusion to surround a second part of the outer circumference of the third transmitting coil, in which the first protrusion comprises a first stepped portion to support the third transmitting coil, and the second protrusion comprises a second stepped portion to support the third transmitting coil.

Abstract: A wireless power transmitting apparatus including a first transmitting coil; a second transmitting coil; a third transmitting coil on the first transmitting coil and the second transmitting coil; and a substrate to accommodate the first transmitting coil, the second transmitting coil, and the third transmitting coil, further the substrate includes a wall to surround a part of an outer circumference of the first transmitting coil and a part of an outer circumference of the second transmitting coil; a first protrusion to surround a first part of an outer circumference of the third transmitting coil; and a second protrusion to surround a second part of the outer circumference of the third transmitting coil.

Abstract: A receiving antenna of a wireless power receiving device wirelessly charging electric power according to an embodiment of the present invention includes a substrate, a first soft magnetic layer stacked on the substrate, and including a soft magnetic material, and a receiving coil configured to receive electromagnetic energy emitted from a wireless power transmission device, and including a first coil layer wound in parallel with the soft magnetic layer, and a second coil layer electrically connected to the first coil layer and wound in parallel with the first coil layer, and a current direction of the first coil layer is opposite to a current direction of the second coil layer.

Abstract: According to an embodiment, provided is an electromagnetic wave shielding structure comprising: a shielding structure encompassing an electromagnetic wave generation source, and having a surface roughness on a surface thereof; and an electromagnetic wave shielding metal layer arranged on the surface of the shielding structure so as to encompass the shielding structure, wherein the upper side and the lateral side of the shielding structure have different surface roughness.

Abstract: Provided are an elastomer composition including epoxy resin, acrylate resin, an organic filler, an inorganic filler, a cross linking agent, a hardener, an initiator and a solvent, and a magnetic ferrite for a wireless power transmitting and receiving device, the magnetic ferrite being coated with the elastomater composition having an elastic restoring force not to be damaged by a physical impact applied from the outside. According to embodiments of the present invention, the magnetic ferrite having improved impact resistance can be provided by being coating with the elastomer composition having the elastic restoring force, and thus an existing problem such as a reduction in magnetic property caused by damage to the ferrite resulting from an external impact can be solved.

Abstract: A receiving antenna of a wireless power receiving device wirelessly charging electric power according to an embodiment of the present invention includes a substrate, a soft magnetic layer stacked on the substrate, and a receiving coil configured to receive electromagnetic energy emitted from a wireless power transmission device, wound in parallel with a plane of the soft magnetic layer, and formed inside of the soft magnetic layer, and an insulating layer is formed between the soft magnetic layer and the receiving coil.

Abstract: A receiving antenna of a wireless power receiving device wirelessly charging electric power according to an embodiment of the present invention includes a substrate, a first soft magnetic layer stacked on the substrate, and including a soft magnetic material, and a receiving coil configured to receive electromagnetic energy emitted from a wireless power transmission device, and including a first coil layer wound in parallel with the soft magnetic layer, and a second coil layer electrically connected to the first coil layer and wound in parallel with the first coil layer, and a current direction of the first coil layer is opposite to a current direction of the second coil layer.

Abstract: Disclosed are an optical member, a display device having the same, and a method of fabricating the same. The optical member includes a receiving part having an empty space therein, a host in the receiving part, a plurality of wavelength conversion particles in the host, a sealing part in the receiving part, and a pre-treatment layer between the sealing part and an inner surface of the receiving part.

Abstract: Disclosed are a soft magnetic alloy and a wireless charging apparatus including the soft magnetic alloy. The soft magnetic alloy has a chemical formula expressed as Fe100?x?yCuxBy (wherein x ranges from 0.1 at % to 1.7 at % and y ranges from 2.3 at % to 9.6 at %). Without adding any expensive alloying element, only iron (Fe), copper (Cu), and boron (B) are used to obtain a nanocrystalline soft magnetic alloy that has a low coercive force and a high saturation magnetic flux density. The nanocrystalline soft magnetic alloy is applied to a wireless power transmitter and a wireless power receiver. Thereby, it is possible to make a shield member thin and increase a power transmission capacity. The soft magnetic alloy is easily processed into a flake form. The soft magnetic alloy processed in this way is applied to the shield member. Thereby, it is possible to increase permeability in a surface direction.

Abstract: A receiving antenna of a wireless power receiving device wirelessly charging electric power according to an embodiment of the present invention includes a substrate, a soft magnetic layer stacked on the substrate, and a receiving coil configured to receive electromagnetic energy emitted from a wireless power transmission device, wound in parallel with a plane of the soft magnetic layer, and formed inside of the soft magnetic layer, and an insulating layer is formed between the soft magnetic layer and the receiving coil.

Abstract: A receiving antenna of a wireless power receiving device wirelessly charging electric power according to an embodiment of the present invention includes a substrate, a first soft magnetic layer stacked on the substrate, and including a soft magnetic material, and a receiving coil configured to receive electromagnetic energy emitted from a wireless power transmission device, and including a first coil layer wound in parallel with the soft magnetic layer, and a second coil layer electrically connected to the first coil layer and wound in parallel with the first coil layer, and a current direction of the first coil layer is opposite to a current direction of the second coil layer.

Abstract: Disclosed are a soft magnetic alloy and a wireless charging apparatus including the soft magnetic alloy. The soft magnetic alloy has a chemical formula expressed as Fe100-x-yCuxBy (wherein x ranges from 0.1 at % to 1.7 at % and y ranges from 2.3 at % to 9.6 at %). Without adding any expensive alloying element, only iron (Fe), copper (Cu), and boron (B) are used to obtain a nanocrystalline soft magnetic alloy that has a low coercive force and a high saturation magnetic flux density. The nanocrystalline soft magnetic alloy is applied to a wireless power transmitter and a wireless power receiver. Thereby, it is possible to make a shield member thin and increase a power transmission capacity. The soft magnetic alloy is easily processed into a flake form. The soft magnetic alloy processed in this way is applied to the shield member. Thereby, it is possible to increase permeability in a surface direction.

Abstract: According to an embodiment, provided is an electromagnetic wave shielding structure comprising: a shielding structure encompassing an electromagnetic wave generation source, and having a surface roughness on a surface thereof; and an electromagnetic wave shielding metal layer arranged on the surface of the shielding structure so as to encompass the shielding structure, wherein the upper side and the lateral side of the shielding structure have different surface roughness.