The present invention discloses a 3D touch control-based automobile seat adjustment switch, including an insulating cover plate, a touch sensor, a base, a feedback module, a circuit board, and a module assembly cover plate. A plurality of protruding or recessed touch control regions are arranged on the insulating cover plate. A plurality of independent touch sensors are attached to the plurality of touch control regions on the insulating cover plate, to form a 3D touch assembly, and the plurality of touch sensors are all connected to the circuit board. The circuit board is assembled on the module assembly cover plate, the module assembly cover plate and the feedback module are assembled on one surface of the base, the feedback module is connected to the circuit board, and an other surface of the base is assembled on the insulating cover plate. The present invention can control adjustment of an automobile seat by using a 3D touch assembly, thereby satisfying requirements for a reasonable vehicle space arrangement and lightweight accessories.

Disclosed is an electronic device having a space formed between front and rear surfaces thereof, the electronic device comprising: a first cover arranged on the front surface; a second cover arranged on the rear surface; a frame surrounding the first cover and the second cover; and a multilayered circuit board coupled to the second cover so as to constitute the housing of the electronic device, wherein the multilayered circuit board may comprises an insulated metal layer having a surface coupled to the second cover and a substrate-structured antenna device having a surface coupled to the insulated metal layer.

A circuit member joint structure includes a first circuit member including a first main surface on which a first mounting electrode is provided, a second circuit member including a second main surface on which a second mounting electrode is provided, a conductive joining material with which the first mounting electrode and the second mounting electrode are joined to each other, and an insulating joining material with which an end portion of the first circuit member and an end portion of the second circuit member are joined to each other. The first circuit member includes a first recess on the first main surface and spaced away from the first mounting electrode, and at least a portion of the insulating joining material is disposed in the first recess.

A stretchable mounting board that includes a stretchable substrate having a main surface, a stretchable wiring disposed on the main surface of the stretchable substrate, a mounting electrode section electrically connected to the stretchable wiring, solder electrically connected to the mounting electrode section and including bismuth and tin, and an electronic component electrically connected to the mounting electrode section with the solder interposed therebetween. The mounting electrode section has a first electrode layer on a side thereof facing the stretchable wiring and which includes bismuth and tin, and a second electrode layer on a side thereof facing the solder and which includes bismuth and tin. A concentration of the bismuth in the first electrode layer is lower than a concentration of the bismuth in the second electrode layer.

Methods for fabricating flexible/stretchable circuits can include identifying one or more regions of a printed circuit board (PCB) for selectively removing insulation material. The PCB can include one or more electrically conductive structures arranged on an insulation layer. The method can include applying, within each region of the one or more regions, thermal energy via a heat source to a surface of the PCB within the region such that insulation material of the insulation layer is removed from the region while a portion of the insulation layer beneath the one or more electrically conductive structures is maintained. The flexible/stretchable circuit can be laminated on a soft actuator to form a soft robotic device.

A display device is disclosed. In one aspect, the display device includes a flexible substrate capable of being bent in a first direction and an insulating layer including a first opening pattern positioned on the flexible substrate and extending in a second direction crossing the first direction.

Electrical conductors are disclosed. More particularly, undulating electrical conductors are disclosed. Certain disclosed electrical conductors may be suitable to be disposed on flexible or stretchable substrates.

Examples are disclosed related to forming solder joints between printed circuits by using radiant heat. One example provides a method of manufacturing an electronic device, the method comprising aligning a contact of a first printed circuit with a via of a second printed circuit. The method further comprises applying radiant heat via an infrared light source to a second surface of the second printed circuit, the radiant heat incident on the via to cause the via to conduct heat to solder located at an interface of the contact and the via, and after heating the solder to reflow, cooling the solder, thereby forming a solder joint between the contact of the first printed circuit and the via of the second printed circuit.

A pressure sensor and an electronic device are disclosed. The pressure sensor includes a flexible printed circuit board (110) and multiple pressure sensitive adhesive resistors. The multiple pressure sensitive adhesive resistors include pressure sensitive adhesive resistors R1, R2, R3, R4, R5, and R6. The flexible printed circuit board (110) includes a first surface (A) and a second surface (B) that are opposite each other. The pressure sensitive adhesive resistors R1, R3, and R5 are disposed on the first surface (A), and the pressure sensitive adhesive resistors R2, R4, and R6 are disposed on the second surface (B). The flexible printed circuit board (110) is provided with a through hole (C) that allows the first surface (A) to communicate with the second surface (B), and the through hole (C) is at least partially covered by the pressure sensitive adhesive resistors R1, R2, R3, and R4.

Some embodiments of the disclosure provide an isolator which includes a body, a first circuit module, and a second circuit module. In some examples, the first circuit module is arranged at a first connecting port of the body and includes a first integrated circuit board, a first shell surrounding the first integrated circuit board, a first signal processing circuit penetrating through the first integrated circuit board, and a joint sleeved on an insulating bushing. The joint partially surrounds the first signal processing circuit. A first end portion of the first signal processing circuit is electrically connected to a first contact element. The second circuit module is arranged at a second connecting port of the body and includes a second integrated circuit board, a second shell surrounding the second integrated circuit board, and a second signal processing circuit extending along a length direction of the second integrated circuit board.