Lg Innotek Co., Ltd.

Scramoge Technology Limited

Sung Hyun Leem

Jung Oh Lee

Jeong Wook An

Yang Hyun Kim

Ki Min Lee

Hye Min Lee

Ki Chul Chang

The present embodiment relates to a coil device. The coil device according to the present embodiment includes: first to third coils including a connecting portion; and a coil frame including an upper receiving portion for housing the first coil, a lower receiving portion for housing the second and third coils, and a cable fixing portion for fixing each connecting portion of the first to third coils.

Coil device

The present embodiment relates to a coil device and a wireless charging device including the same. The coil device according to the present embodiment includes: a coil wound to form a hollow portion; and a shielding housing including a flat part on which the coil is disposed, an inner wall corresponding to a shape of the hollow portion, and an outer wall corresponding to an outer circumferential shape of the coil. The inner wall protruding from the flat part on which the coil is disposed may have a height of 0 to 1.5 times a height of the coil. An inductance of the coil may have a range of 9.2 &#x3bc;H to 12.26 &#x3bc;H.

Coil device and wireless charging device including same

A wireless power transmitter includes a shield; a first coil having a first hollow portion in a center area thereof; a second coil disposed below the first coil and having a second hollow portion in a center area thereof; and a third coil disposed below the first coil and having a third hollow portion in a center area thereof. Further, the first coil overlaps a portion of the second coil and a portion of the third coil, and the shield includes a first functional hole in a region corresponding to the first hollow portion; a second functional hole in a region corresponding to the second hollow portion; and a third functional hole in a region corresponding to the third hollow portion.

Transmission coil module for wireless power transmitter

A wireless power receiver can include a magnetic substrate and a coil configured to wirelessly receive power. The coil can be formed as a conductive layer on the magnetic substrate. A connecting unit can be disposed in a receiving space of the magnetic substrate and can be connected to the coil unit.

Wireless power receiver and method of manufacturing the same

A wireless power transmission coil module includes a first coil and a second coil; a third coil on the first coil and the second coil; and a coil frame receiving the first coil, the second coil and the third coil. In addition, a first surface of the coil frame comprises a first receptacle for receiving the first coil and a second receptacle for receiving the second coil, a second surface of the coil frame opposite to the first surface of the coil frame comprises a third receptacle for receiving the third coil, and the first receptacle does not overlap the second receptacle in a first direction perpendicular to the first surface of the coil frame.

A wireless antenna can include a wireless communication antenna including a first wireless communication coil, and a second wireless communication coil; and a wireless charging antenna including a wireless charging coil, in which the wireless charging coil is disposed inside the first wireless communication coil, the second wireless communication coil is disposed inside the wireless charging coil, the wireless communication antenna further includes a coil connection member traversing the wireless charging coil to interconnect the first wireless communication coil and the second wireless communication coil, and a width of a winding of the second wireless communication coil is less than a width of a winding of the first communication coil.

Wireless antenna for wireless charging and NFC communication and wireless terminal to which same is applied

Disclosed is an antenna assembly including a substrate, and a wireless charge antenna pattern on the substrate. The wireless charge antenna pattern has a sectional surface including a plurality of inner angles in which two inner angles are different from each other. The antenna assembly includes a wireless communication antenna pattern formed on the substrate and provided at an outside of the wireless charge antenna pattern. The wireless communication antenna pattern has a plurality of inner angles at a sectional surface thereof, and a plurality of angle values of the inner angles provided at the sectional surface of the wireless communication antenna pattern correspond to a plurality of angle values of the inner angles provided at the sectional surface of the wireless charge antenna pattern, respectively.

Antenna assembly and method for manufacturing same

There are provided a coil device, a method for manufacturing the coil, and a wireless power transfer system-charger or a wireless power transfer system-device, which includes the coil device. A coil device includes: a substrate including first and second terminals; and a first coil disposed on one surface of the substrate, the first coil being disposed while turning at least once, wherein the first coil includes a plurality of wires self-bonded to be stacked on the substrate, wherein one sides of the plurality of wires are commonly connected to the first terminal, and the other sides of the plurality of wires are commonly connected to the second terminal.

Coil device of wireless power transfer system

A wireless antenna includes a wireless communication antenna including a first wireless communication coil and a second wireless communication coil; and a wireless charging antenna comprising a wireless charging coil. Further, the wireless charging coil is disposed inside the first wireless communication coil, and the second wireless communication coil is disposed inside the wireless charging coil.

A wireless antenna including a wireless communication antenna including a first wireless communication coil and a second wireless communication coil; and a wireless charging antenna including a wireless charging coil. In addition, the wireless charging coil is disposed inside the first wireless communication coil, and the second wireless communication coil is disposed inside the wireless charging coil; the wireless communication antenna further includes a coil connection member traversing the wireless charging coil so as to interconnect the first wireless communication coil and the second wireless communication coil; and a number of windings of the second wireless communication coil is less than a number of windings of the first wireless communication coil.

A transmitting coil module for wirelessly transmitting power, the transmitting coil module including at least one transmission coil having a hollow portion in a center area thereof; a shield disposed below the at least one transmission coil; and a metal sheet disposed below the shield. Further, the shield includes at least one functional hole in a region corresponding to the hollow portion of the at least one transmission coil.

A wireless power transmission coil module including a plurality of transmission coils for wirelessly transmitting power; a shield disposed below the plurality of transmission coils; a metal plate disposed below the shield; and a connector electrically connected to the plurality of transmission coils. The metal plate includes a recess having a space for disposing the connector, and the connector includes an inner portion overlapping the shield and an outer portion without overlapping with the shield.

Growing community of inventors

Seoul, South Korea

Sung Hyun Leem