To provide a cylindrical printed board in which a processing shape is maintained, and a printed-board-integrated molded article in which the cylindrical printed board is integrated with an inner wall of a hole portion in a molded article. A cylindrical printed board 1 according to the present invention is a printed board 4 including an insulator substrate 2 and a conductor pattern 3 formed on the insulator substrate 2, wherein the printed board 4 is rolled beyond one full circle to form a cylindrical shape. In addition, a printed-board-integrated molded article 40 includes a molded article 20 constituting a casing that has a cylindrical part, and the cylindrical printed board 4 that is integrated with an inner wall 21a of a hole portion 21 in the cylindrical part of the molded article 20.

A display device that includes a housing with at least one Printed Circuit Board (PCB) and a plurality of rollers disposed in the housing. The display device also includes a display unit which, in turn, includes a display panel and a module cover. The display device further includes a driving unit that is connected to the display panel and the module cover. The driving unit moves the display panel and the module cover between a first state and a second state. In the first state, the panel and module cover are wound around at least one of the plurality of rollers, and in the second state they are unwound from the at least one of the plurality of rollers and exposed by being drawn out from the housing.

The present disclosure relates to a monolithic thin-film lead assembly and methods of microfabricating a monolithic thin-film lead assembly. Particularly, aspects of the present disclosure are directed to a monolithic thin-film lead assembly that includes a cable having a proximal end, a distal end, a supporting structure that extends from the proximal end to the distal end, and a plurality of conductive traces formed on a portion of the supporting structure. The supporting structure includes one or more layers of dielectric material. The monolithic thin-film lead assembly may further include an electrode assembly formed on the supporting structure at the distal end of the cable. The electrode assembly includes one or more electrodes in electrical connection with one or more conductive traces of the plurality of conductive traces.

A position sensor includes a flexible substrate formed into a three-dimensional (3D) shape. At least first and second field-sensing coils are formed in first and second respective layers of the flexible substrate, such that in the 3D shape the first and second field-sensing coils have first and second respective axes that are not parallel to one another.

A display device according to an exemplary embodiment of the present disclosure includes a display panel, a back cover which supports the display panel on a rear surface of the display panel, a plurality of flexible films which is electrically connected to one end of the display panel and is disposed on one surface of the back cover, a printed circuit board which is electrically connected to the plurality of flexible films and disposed on the one surface of the back cover, and a roller to which the display panel and the back cover are wound or unwound, and the roller includes a flat portion and a first curved portion and a second curved portion having different radii of curvature. Accordingly, the damage of the plurality of flexible films and the printed circuit board may be reduced.

A rollable display may include a polyhedral drum and a flexible panel. The polyhedral drum includes a plurality of substantially flat surface portions and a plurality of curved surface portions. The plurality of curved surface portions connect adjacent flat surface portions to each other on an outer circumferential surface of the polyhedral drum. The flexible panel is disposed around the outer circumferential surface of the polyhedral drum. A top portion and a tail portion of the flexible panel may overlap each other on substantially the same flat surface portion of the polyhedral drum. The top portion and the tail portion correspond to respective ends of the flexible panel.

An electronic device includes: a base housing, a sliding housing at least partially overlapping the base housing and slidably coupled to the base housing, a folding housing least partially overlapping the base housing and connected to the sliding housing, a display disposed on the folding housing and the sliding housing, at least part of the display being located inside the base housing, a rolling module comprising a rollable support coupled to a rear surface of the display and having one side connected to the sliding housing and an opposite side extending into an inner space of the base housing, and a hinge module comprising a hinge connected to the folding housing and the sliding housing wherein the sliding housing is configured to rotate about a first axis of rotation and the folding housing is configured to rotate about a second axis of rotation. The electronic device is configured to be capable of performing a sliding motion in which the folding housing and the sliding housing move in a sliding direction to extend or retract a display area of the electronic device and a folding motion in which the folding housing is folded or unfolded relative to the sliding housing to fold or unfold part of the display area.

Implementations described and claimed herein provide thin film devices and methods of manufacturing and implanting the same. In one implementation, a shaped insulator is formed having an inner surface, an outer surface, and a profile shaped according to a selected dielectric use. A layer of conductive traces is fabricated on the inner surface of the shaped insulator using biocompatible metallization. An insulating layer is applied over the layer of conductive traces. An electrode array and a connection array are fabricated on the outer surface of the shaped insulator and/or the insulating layer, and the electrode array and the connection array are in electrical communication with the layer of conductive traces to form a flexible circuit. The implantable thin film device is formed from the flexible circuit according to the selected dialectic use.

A flexible printed circuit board that includes a signal transmission part that is disposed in a first direction and that includes a signal line that transmits an electrical signal and a ground part disposed in a second direction. The ground part includes a conductive adhesive layer disposed in the first direction and the conductive adhesive layer includes a plurality of conductive balls having electrical conductivity. Various other embodiments are disclosed in the specification.

One embodiment of the present invention provides a highly reliable display device. In particular, a display device to which a signal or a power supply potential can be supplied stably is provided. Further, a bendable display device to which a signal or a power supply potential can be supplied stably is provided. The display device includes, over a flexible substrate, a display portion, a plurality of connection terminals to which a signal from an outside can be input, and a plurality of wirings. One of the plurality of wirings electrically connects one of the plurality of connection terminals to the display portion. The one of the plurality of wirings includes a first portion including a plurality of separate lines and a second portion in which the plurality of lines converge.