公开(公告)号：US20190097307A1

公开(公告)日：2019-03-28

申请号：US15987320

申请日：2018-05-23

Applicant: LG ELECTRONICS INC.

Inventor： Joohee LEE ,  Seungwoo RYU ,  Jaewon LEE ,  Youngryoul KIM ,  Jaewan KIM ,  Wonwoo LEE ,  Junyoung JUNG

IPC: H01Q1/24 ,  H04M1/02 ,  H01Q15/14

CPC classification number: H01Q1/243 ,  H01Q3/26 ,  H01Q5/42 ,  H01Q15/14 ,  H01Q19/005 ,  H01Q21/065 ,  H01Q21/28 ,  H01Q25/005 ,  H04M1/026

Abstract: A mobile terminal including a body having a display unit mounted on a front surface of the body; a ground frame located on a back surface of the display unit and supporting the display unit; a first radiation element mounted on the body below the ground frame and configured to radiate an electromagnetic wave comprising a main lobe radiating in a backward direction of the mobile terminal toward a back surface of the body and a sub lobe radiating toward the front surface of the body; a metal plate disposed below the first radiation element and configured to reflect the electromagnetic wave comprising the main lobe in a forward direction to cause a surface wave along the ground frame and increase a size of the sub lobe radiating toward the front surface of the body; and a controller configured to apply power to the first radiation element to control the electromagnetic wave to be radiated.

公开(公告)号：US20220094773A1

公开(公告)日：2022-03-24

申请号：US17538108

申请日：2021-11-30

Applicant: LG ELECTRONICS INC.

Inventor： Jaewon LEE ,  Seungwoo RYU ,  Joohee LEE ,  Junyoung JUNG ,  Jaewan KIM ,  Sangjo PARK

IPC: H04M1/02 ,  H01Q9/04 ,  H01Q1/38 ,  H05K5/00 ,  H01Q1/24 ,  H01Q21/06 ,  H01Q1/22

Abstract: The present disclosure discloses a mobile terminal, including a case forming a portion of an appearance; a circuit board disposed inside the case; a flexible printed circuit board electrically connected to the circuit board; a first connector mounted on the circuit board; a second connector mounted on the flexible printed circuit board and fastened to the first connector; and a first antenna having array elements mounted on the flexible printed circuit board, wherein the first antenna is disposed to face a side surface of the case to radiate beam-formed wireless signals through the side surface adjacent to one side of the circuit board.

公开(公告)号：US20210007213A1

公开(公告)日：2021-01-07

申请号：US16979448

申请日：2018-05-17

Applicant: LG ELECTRONICS INC.

Inventor： Seungwoo RYU ,  Joohee LEE ,  Junyoung JUNG ,  Sangjo PARK ,  Youngjik LEE ,  Jaewon LEE

IPC: H05K1/02 ,  H05K1/11

Abstract: A mobile terminal includes a case; a circuit board disposed inside the case; a flexible printed circuit board electrically connected to the circuit board, and having insulating layers and conductive layers stacked in an alternating manner; a first antenna disposed on a first region of the flexible printed circuit board and facing an end surface of the case and configured to transmit radio signals in a direction toward the end surface of the case; a plurality of microstrip lines disposed on a bent second region of the flexible printed circuit board at a side portion of the first region; and a copper clad laminate stacked second antenna disposed on a third region of the flexible printed circuit board positioned on another side portion of the second region and configured to transmit radio signals in a direction toward a side surface of the case.

公开(公告)号：US20200036824A1

公开(公告)日：2020-01-30

申请号：US16590287

申请日：2019-10-01

Applicant: LG ELECTRONICS INC.

Inventor： Jaewon LEE ,  Seungwoo RYU ,  Joohee LEE ,  Junyoung JUNG ,  Jaewan KIM ,  Sangjo PARK

IPC: H04M1/02 ,  H01Q21/06 ,  H01Q1/22 ,  H01Q9/04 ,  H01Q1/38 ,  H05K5/00 ,  H01Q1/24

Abstract: The present disclosure discloses a mobile terminal, including a case forming a portion of an appearance; a circuit board disposed inside the case; a flexible printed circuit board electrically connected to the circuit board; a first connector mounted on the circuit board; a second connector mounted on the flexible printed circuit board and fastened to the first connector; and a first antenna having array elements mounted on the flexible printed circuit board, wherein the first antenna is disposed to face a side surface of the case to radiate beam-formed wireless signals through the side surface adjacent to one side of the circuit board.

公开(公告)号：US20210080140A1

公开(公告)日：2021-03-18

申请号：US16772637

申请日：2019-09-24

Applicant: LG ELECTRONICS INC.

Inventor： Jaewon LEE ,  Woojoo CHOI ,  Jinhyoung PARK ,  Youngjoo SHIN

IPC: F24F11/42 ,  F25B6/02 ,  F25B47/02

Abstract: An air conditioner includes an outdoor heat exchanger in which N heat exchange units are spaced apart from one another sequentially in a vertical direction N expansion valves respectively connected to the N heat exchange units; N hot gas pipes respectively connected to the N heat exchange units; N hot gas valves respectively installed in the N hot gas pipes; and a controller configured to control the N expansion valves and the N hot gas valves to defrost the N heat exchange units, wherein the controller is configured to defrost a bottom heat exchange unit first, then defrost a top heat exchange unit, and defrost the heat exchange units located under the top heat exchange unit sequentially from a second highest heat exchange unit to the bottom heat exchange unit after defrosting the top heat exchange unit.

公开(公告)号：US20200263889A1

公开(公告)日：2020-08-20

申请号：US16757948

申请日：2019-07-10

Applicant: LG ELECTRONICS INC.

Inventor： Youngjoo SHIN ,  Jaewon LEE ,  Ilyoong SHIN

IPC: F24F11/30 ,  F24F11/63

Abstract: An air conditioning system according to an embodiment may include an outdoor unit including a compressor; at least one distributor connected to the outdoor unit and including a condenser and an evaporator that exchange heat between a refrigerant and water with each other; a plurality of heating pipes in communication with the condenser; a plurality of cooling pipes in communication with the evaporator; a plurality of fan coil units connected to the heating pipes or the cooling pipes; and a controller configured to perform a heating pipe search operation for matching a portion of the plurality of fan coil units with the plurality of heating pipes, and a cooling pipe search operation for matching another portion of the plurality of fan coil units with the plurality of cooling pipes, in parallel.

公开(公告)号：US20190104212A1

公开(公告)日：2019-04-04

申请号：US16034215

申请日：2018-07-12

Applicant: LG ELECTRONICS INC.

Inventor： Jaewon LEE ,  Seungwoo RYU ,  Joohee LEE ,  Junyoung JUNG ,  Jaewan KIM ,  Sangjo PARK

IPC: H04M1/02 ,  H01Q9/04 ,  H01Q1/24 ,  H05K5/00

Abstract: The present disclosure discloses a mobile terminal, including a case forming a portion of an appearance; a circuit board disposed inside the case; a flexible printed circuit board electrically connected to the circuit board; a first connector mounted on the circuit board; a second connector mounted on the flexible printed circuit board and fastened to the first connector; and a first antenna having array elements mounted on the flexible printed circuit board, wherein the first antenna is disposed to face a side surface of the case to radiate beam-formed wireless signals through the side surface adjacent to one side of the circuit board.