公开(公告)号：US10547098B2

公开(公告)日：2020-01-28

申请号：US15800887

申请日：2017-11-01

Applicant: WITS Co., Ltd.

Inventor： Sang Beom Lee ,  Hyung Wook Cho ,  Jun Seung Yi ,  Yu Jin Lee ,  Jae Suk Sung ,  Dae Ki Lim ,  Seung Hun Ryu ,  Ki Won Chang ,  Jae Hyoung Cho ,  Si Hyung Kim

IPC: H01Q1/36 ,  H01Q7/00 ,  H01Q1/22 ,  H01P7/00 ,  H01F38/14 ,  H04B5/00 ,  H01Q25/00

Abstract: A double loop antenna includes a source loop comprising: a spiral-shaped conductive source coil pattern disposed on a top surface of a board, and a source capacitor pattern comprising symmetrical conductive patterns disposed on the top surface and a bottom surface of the board; and a resonance loop comprising: a spiral-shaped conductive resonance coil pattern disposed on the bottom surface of the board, and a resonance capacitor pattern comprising symmetrical conductive patterns disposed on the top surface and the bottom surface of the board, wherein the source coil pattern and the resonance coil pattern are formed on different surfaces of the board.

公开(公告)号：US10469133B2

公开(公告)日：2019-11-05

申请号：US15785955

申请日：2017-10-17

Applicant: WITS Co., Ltd.

Inventor： Dae Ung Ahn ,  Hyung Wook Cho ,  Jun Seung Yi ,  Yu Jin Lee ,  Seung Hun Ryu ,  Sang Beom Lee ,  Dae Ki Lim ,  Jae Hyoung Cho ,  Si Hyung Kim

IPC: H01Q1/24 ,  H01Q7/00 ,  H04B5/00 ,  H01Q19/28 ,  H01Q1/22 ,  H01F5/00 ,  H01F27/28 ,  H01F38/14

Abstract: An antenna device includes a first wiring may include a spiral shape forming an empty region therein, and a second wiring disposed inside or outside of the first wiring. The second wiring is disposed to be spaced apart from the first wiring, and includes a first ring-shaped wiring and a second ring-shaped wiring, which are concentric to each other.

公开(公告)号：US10608340B2

公开(公告)日：2020-03-31

申请号：US15880944

申请日：2018-01-26

Applicant: WITS Co., Ltd.

Inventor： Si Hyung Kim ,  Tae Heon Lee ,  Ki Won Chang ,  Taek Woo Kim ,  Dae Ung Ahn ,  Hyung Wook Cho

IPC: H01Q7/06 ,  H02J50/10 ,  G06K7/10 ,  H04B5/00 ,  H01Q1/52

Abstract: An antenna module includes a wiring part including a first antenna wiring and a second antenna wiring disposed on a substrate; and a magnetic part including a first magnetic part disposed on one surface of the wiring part and a second magnetic part disposed on the other surface of the wiring part, wherein the first magnetic part is disposed on one surface of the wiring part so as to face a portion of the first antenna wiring and a portion or the entirety of the second antenna wiring, and the second magnetic part is disposed on the other surface of the wiring part so as to face the other portion of the first antenna wiring.

公开(公告)号：US11228085B2

公开(公告)日：2022-01-18

申请号：US16723094

申请日：2019-12-20

Applicant: WITS Co., Ltd.

Inventor： Sang Beom Lee ,  Hyung Wook Cho ,  Jun Seung Yi ,  Yu Jin Lee ,  Jae Suk Sung ,  Dae Ki Lim ,  Seung Hun Ryu ,  Ki Won Chang ,  Jae Hyoung Cho ,  Si Hyung Kim

IPC: H01Q7/00 ,  H01Q1/22 ,  H01P7/00 ,  H01F38/14 ,  H04B5/00 ,  H01Q5/378 ,  H01F27/40 ,  H01F27/28 ,  H01F5/00 ,  H01Q25/00

Abstract: A double loop antenna includes a source loop comprising: a spiral-shaped conductive source coil pattern disposed on a top surface of a board, and a source capacitor pattern comprising symmetrical conductive patterns disposed on the top surface and a bottom surface of the board; and a resonance loop comprising: a spiral-shaped conductive resonance coil pattern disposed on the bottom surface of the board, and a resonance capacitor pattern comprising symmetrical conductive patterns disposed on the top surface and the bottom surface of the board, wherein the source coil pattern and the resonance coil pattern are formed on different surfaces of the board.

公开(公告)号：US10698455B2

公开(公告)日：2020-06-30

申请号：US16163737

申请日：2018-10-18

Applicant: WITS Co., Ltd.

Inventor： Hyo Jung Yoon ,  Ki Won Chang ,  Chang Mok Han ,  Si Hyung Kim ,  Tae Heon Lee ,  Hyung Wook Cho ,  Taek Woo Kim ,  Sun Hee Lee ,  Dae Kyu Lee

IPC: G06F1/16 ,  H01Q1/38 ,  H01Q1/14 ,  H01Q1/24

Abstract: An antenna module includes an insulating substrate; a first antenna wiring including a first spiral wiring disposed on the insulating substrate and having a first portion disposed adjacent to an edge of the insulating substrate, and a second spiral wiring disposed on the insulating substrate and spaced apart from the first spiral wiring; and a magnetic part disposed on one surface of the insulating substrate and disposed to overlap a second portion of the first spiral wiring that is adjacent to the second spiral wiring without overlapping the first portion of the first spiral wiring.