Samsung Electronics Co., Ltd.

Jongmin Jeon

Youngsun Lee

Byeongkeol Kim

Eunseok Hong

Jongbum Lee

Jinsu Kim

Hyunsuk Kim

Jungje Bang

Dohyeon Kim

Kyuwon Choi

Seokjoon Park

Hyunsung Hwang

Kideok Kim

Kisoo Jung

Seounghyun Hong

Donggon Jang

Yeongjin Lee

Jaeyoub Jung

Jeongbeom Cho

Hoyeon Seo

An electronic device is provided. The electronic device includes a housing, a main circuit board arranged inside the housing, and at least one flexible circuit board electrically connected to the main circuit board, wherein the flexible circuit board includes a flexible circuit part, and a joining part arranged on one end of the flexible circuit part and connected to the main circuit board. A first joining part includes a first layer oriented a first direction and having at least one first connection hole, a second layer oriented in a second direction opposite to the first direction and has at least one second connection hole, and a reinforcement member which is arranged between the first and the second layer and is connected to the flexible circuit part while being arranged such that at least a portion thereof overlaps with the one end part of the flexible circuit part.

Flexible circuit board and electronic device comprising same

A flexible printed circuit board (FPCB) of an electronic device including a flexible display having a shape deformed by a hinge structure is provided. The FPCB of an electronic device includes a plurality of bending portions and a plurality of non-bending portions. The plurality of bending portions is bent according to a deformation of a shape of the electronic device. The plurality of non-bending portions are positioned on a periphery of the plurality of bending portions. The plurality of bending portions and the plurality of non-bending portions are formed to have different thicknesses.

Flexible printed circuit board and electronic device including the same

An electronic device is provided. The electronic device includes a first electrical element, a second electrical element, and a rigid flexible printed circuit board electrically connecting the first electrical element and the second electrical element, wherein the rigid flexible printed circuit board includes at least one flexible portion including a first dielectric which has a first dielectric constant and is flexible, at least one rigid portion which extends from the flexible portion and includes a second dielectric which has a second dielectric constant and is less flexible than the first dielectric, a plurality of conductive patterns formed inside the first dielectric and the second dielectric, a plurality of conductive layers formed on the first dielectric and the second dielectric, and a plurality of conductive vias which are formed in the rigid portion and electrically connect the plurality of conductive layers or the plurality of conductive patterns.

Rigid flexible printed circuit board and electronic device comprising same

An electronic device including a thermosetting bonding sheet may include: a base substrate including a base substrate body and a plurality of base pads disposed on the base substrate body, a connection substrate including a connection substrate body facing the base substrate body, a plurality of connection pads disposed on the connection substrate body and including a pad hole, and a plurality of connection lines disposed on the connection substrate body and connected to the plurality of connection pads, a solder, at least a portion of which is inserted into the pad hole, disposed on the base pad and configured to electrically connect the base pad to the connection pad, and a thermosetting bonding sheet provided between the base substrate body and the connection substrate body, bonded to the base substrate body and the connection substrate body, and enclosing the solder.

Electronic device including thermosetting bonding sheet

Various embodiments of the disclosure relate to a printed circuit for transmitting a signal in a high-frequency band and an electronic device including the same. The printed circuit board may include a flexible circuit board configured to transmit a signal in a high-frequency band, and the flexible circuit board may include: first multiple layers including a power line configured to transmit power; and second multiple layers stacked in a first direction of the first multiple layers and including a first signal line and a second signal line configured to transmit a signal in the high-frequency band. The first multiple layers may include a first punched region in which at least a portion overlapping the first signal line and the second signal line is removed, the second multiple layers may include a second punched region in which at least a portion overlapping the power line is removed, and at least a portion of the second punched region and the first punched region overlap each other forming a slit penetrating the flexible circuit board in the first direction.

Printed circuit board for transmitting signal in high-frequency band and electronic device including same

The disclosure relates to a rigid-flexible printed circuit board and an electronic device including same. The electronic device may include: a housing; a first module disposed in one region of the housing; a second module disposed in an other region of the housing and spaced apart from the first module; and a rigid-flexible printed circuit board electrically connecting the first module and the second module, wherein the rigid-flexible printed circuit board includes: a rigid region; a flexible region coupled to the rigid region, wherein a part of the flexible region overlaps the rigid region; and a protective layer laminated on at least one of an upper end or a lower end of the flexible region to cover at least a part of a coupling portion of the rigid region and the flexible region by a designated numerical value, the coupling portion having a tensile strength equal to or greater than a designated strength based on the flexible region being bent. Various other embodiments are possible.

Rigid-flexible printed circuit board and electronic device including same

Disclosed is a printed circuit board (PCB) module including a first PCB comprising a base PCB, a sidewall disposed on a periphery of the base PCB, and conductive vias penetrating the sidewall, a second PCB disposed on the sidewall to cover a cavity formed by the sidewall of the first PCB, and at least one electronic component disposed inside the cavity and located on the first PCB and/or the second PCB, wherein the sidewall comprises a first layer disposed on an upper face of the base PCB and constructed of an insulating member, a second layer disposed on the first layer and comprising a polyimide, a third layer disposed on the second layer and constructed of an insulating member, and a fourth layer disposed on the third layer and comprising a conductive member conductive with respect to the conductive vias.

Printed circuit board and electronic device having the same

Disclosed are various embodiments related to a circuit board included in an electronic device. According to one embodiment, the circuit board may comprise: a core layer including an upper surface and a lower surface and formed as a substrate made of a prepreg material; a first flexible copper clad laminate including a plurality of conductive layers and laminated on the upper surface; at least one first substrate layer laminated above the first flexible copper clad laminate and including a conductive layer formed on the substrate made of a prepreg material; a second flexible copper clad laminate including a plurality of conductive layers and laminated on the lower surface; and at least one second substrate layer laminated under the second flexible copper clad laminate and including a conductive layer formed on the substrate made of a prepreg material. Various other embodiments are also possible.

Growing community of inventors

Gyeonggi-do, South Korea

Jongmin Jeon