H05K2201/10371

Electronic module

The electronic module including a metal base, a ceramic substrate, and a die-capacitor is disclosed. The ceramic substrate is mounted on the metal base via eutectic solder. The ceramic substrate includes a main substrate having a back surface facing the metal base and a front surface opposite to the back surface, and a back metal layer placed on the back surface of the main substrate and joined to the eutectic solder. The die-capacitor is mounted on the front surface of the ceramic substrate along one edge of the ceramic substrate. The back surface of the ceramic substrate is provided with an exposure region where the back metal layer is not provided. The exposure region includes a main region corresponding to an outer shape of the die-capacitor spreading along the front surface and an edge region extending from the main region to the one edge of the ceramic substrate.

ELECTRONIC DEVICE INCLUDING THERMAL INTERFACE MATERIAL LAYER AND SEMICONDUCTOR PACKAGE
20220367428 · 2022-11-17 ·

An electronic device includes a substrate, a first plate having a first internal surface facing a first surface of the substrate, and at least one first through-hole and at least one second through-hole, first and second semiconductor packages spaced apart from each other between the first surface and the first internal surface, a first thermal interface material layer contacting an upper surface of the first semiconductor package and the first internal surface, and filling at least a portion of the at least one first through-hole, and a second thermal interface material layer contacting an upper surface of the second semiconductor package and the first internal surface, and filling at least a portion of the at least one second through-hole. At least one of side surfaces of the first and second thermal interface material layers is exposed to an empty space between the first internal surface and the first surface.

Display including shielding member arranged to cover at least part of display driving circuit, and electronic device including same

According to various embodiments, an electronic device may include a housing, and a display disposed to at least part of the housing. The display may include a display panel including at least one pixel, and a substrate layer disposed below the display panel. The substrate layer may include a bendable connecting area extending to the outside of the display panel. The display may further include a display driving circuit disposed to one face of the connecting area, a Flexible Printed Circuit Board (FPCB) electrically coupled with at least part of the connecting area and including a contact area to which a conductor electrically coupled with a ground portion of the electronic device is exposed, and a shielding member electrically coupled with the contact area. The shielding member may be disposed on the FPCB and one face of the connecting area to cover at least part of the display driving circuit. Various other embodiments may also be possible.

ELECTRONIC DEVICE INCLUDING INTERPOSER
20230043331 · 2023-02-09 ·

An electronic device including an interposer is provided. The electronic device includes a first circuit board having a first connection terminal formed thereon, an application processor (AP) connected to the first connection terminal and deployed on the first circuit board, an interposer having a via formed therein and having a first surface attached to the first circuit board, the interposer at least partly surrounding at least a partial region of the first circuit board and a first end portion of the via being electrically connected to the first connection terminal, a second circuit board having a second connection terminal formed thereon and attached to a second surface of the interposer in an opposite direction to the first surface, the second connection terminal being electrically connected to a second end portion of the via and the second circuit board forming an inner space together with the first circuit board and the interposer, a communication processor (CP) connected to the second connection terminal and deployed on the second circuit board, and an antenna electrically connected to the CP.

Wafer and backplane connector having the wafer

A wafer includes a number of conductive terminals and an insulating frame. The conductive terminals include differential signal terminals, a first ground terminal and a second ground terminal. Each conductive terminal includes a connection portion and a contact portion. The connection portions of the differential signal terminals, the first ground terminal and the second ground terminal are located in a first plane. The first ground terminal includes a first torsion portion and the second ground terminal includes a second torsion portion. The contact portion of the first ground terminal and the contact portion of the second ground terminal are both perpendicular to the first plane. This present disclosure can provide better shielding effect, reduce crosstalk and improve the quality of signal transmission. In addition, the present disclosure also relates to a backplane connector having the wafer.

MODULE
20230100404 · 2023-03-30 ·

A module includes: a substrate having a first surface; a first component mounted on the first surface; a first protruding electrode disposed on the first surface; a first resin film covering the first component along a shape of the first component, covering at least a part of the first surface, and partially covering the first protruding electrode; and a first shield film formed to overlap with the first resin film. The first protruding electrode includes a first sharpened portion, the first protruding electrode is exposed from the first resin film in at least a part of the first sharpened portion, and the first shield film is electrically connected to the first protruding electrode by covering a portion where the first protruding electrode is exposed from the first resin film.

VACUUM-BASED ATTACHMENT FOR HEAT SINK AND RADIATION SHIELD
20230097977 · 2023-03-30 · ·

Particular embodiments described herein provide for an electronic device can include a support structure, a radiation source on the support structure, and a radiation shield around the radiation source. The radiation shield includes a wall secured to the support structure, a vacuum bag on the wall, where the vacuum bag has an inside air pressure less than an air pressure outside the vacuum bag, and a lid. The air pressure inside the vacuum bag is less than the atmospheric pressure outside the vacuum bag. When the vacuum is created in the vacuum bag, the vacuum bag deforms and compresses to help provide a vacuum-based mechanical loading that helps to create an applied load on the one or more radiation sources by the lid.

Circuit Board Assembly

A circuit board assembly includes a circuit board, a plurality of cables soldered to a side of the circuit board, a protective member covering a plurality of solder joints of the cables on the circuit board, and a retainer provided on the side of the circuit board. The retainer fixes the protective member on the circuit board.

SIGNAL TRANSMISSION CIRCUIT AND ELECTRONIC CONTROL DEVICE

A signal transmission circuit includes: a circuit board stored in a housing; a connector which is mounted on the circuit board and includes a first signal terminal and a first ground terminal; and an integrated circuit which is mounted on the circuit board and includes a second signal terminal and a second ground terminal. The first signal terminal and the second signal terminal are connected to each other by a signal wiring arranged on the circuit board. The first around terminal and the second ground terminal are connected to each other by a ground wiring arranged in a predetermined range including a portion immediately above or immediately below the signal wiring in the circuit board. At least a part of the ground wiring immediately above or immediately below the signal wiring has a high impedance structure formed to be wider than the signal wiring and narrower than a combined width of the first signal terminal and the first ground terminal.

ON-BOARD INTEGRATED ENCLOSURE FOR ELECTROMAGNETIC COMPATIBILITY SHIELDING
20230089254 · 2023-03-23 ·

A printed circuit board (PCB) and a method of manufacturing the same is described. The PCB includes a substrate defining a major plane and an integrated electromagnetic interference and compatibility (EMC/EMI) shielding enclosure configured to enclose the substrate. The shielding enclosure includes a metallic top layer deposited on top of the major plane of the substrate so as to envelope an uppermost layer of the substrate, a metallic bottom layer deposited on bottom of the major plane of the substrate so as to envelope a bottommost layer of the substrate, and a metallic side layer formed along a length of one or more edges of the substrate to electrically connect the metallic top layer and the metallic bottom layer.