Abstract:
A substrate structure includes a dielectric layer, a metal foil, a patterned metal layer, a first patterned solder-resist layer, a release layer and a second patterned solder-resist layer. The dielectric layer includes a first surface having a plurality of recesses and a second surface. The metal foil is disposed on the second surface. The patterned metal layer is disposed on the first surface, the patterned metal layer has a plurality of openings, and the openings are respectively corresponding to and expose the recesses. The first patterned solder-resist layer is filled in each of the recesses and corresponding to each of the openings. A top surface of the first patterned solder-resist layer is substantially coplanar with a top surface of the patterned metal layer. The second patterned solder-resist layer is disposed on the first patterned solder-resist layer and in the openings, and covers a portion of the patterned metal layer.
Abstract:
A substrate structure includes a dielectric layer, a metal foil, a patterned metal layer, a first patterned solder-resist layer and a second patterned solder-resist layer. The dielectric layer includes a first surface and a second surface, and the first surface has a plurality of recesses. The metal foil is disposed on the second surface. The patterned metal layer is disposed on the first surface, the patterned metal layer has a plurality of openings, and the openings are respectively corresponding to and expose the recesses. The first patterned solder-resist layer is filled in each of the recesses and corresponding to each of the openings. A top surface of the first patterned solder-resist layer is substantially coplanar with a top surface of the patterned metal layer. The second patterned solder-resist layer is disposed on the first patterned solder-resist layer and in the openings, and covers a portion of the patterned metal layer.
Abstract:
An image reading device which reads an image to obtain an image signal includes: a scanning unit; a chassis member; a control unit provided in a position which does not move together with the scanning unit; and a flexible flat cable which connects the scanning unit to the control unit, includes one end attached to a side of the chassis member and a position other than the one end fixed to a position which does not move with the scanning unit, includes a range closer to the one end than the fixed position parallel to a moving direction of the scanning unit, and is arranged to extend from the one end to one side, be bent into a U-shape, enter between the scanning unit and the chassis member, and reach the fixed position, and the flexible flat cable includes a transmitting layer, a shielding layer, and a stress adjusting layer.
Abstract:
An electronic component includes a body including a dielectric material and internal electrodes embedded in the dielectric material; external electrodes connected to the internal electrodes and disposed on the body; a first substrate connected to the external electrodes and disposed on one side of the body; and a second substrate connected to the first substrate and disposed on one side of the first substrate. The first and second substrates have different Young's modulus.
Abstract:
According to embodiments of the disclosure, an electronic device package may include a wire layer and a rigid element. The wire layer includes a first surface and a second surface opposite to each other, and the second surface of the wire layer has at least one coarse structure. A portion of the second surface having the coarse structure has a greater roughness than another portion of the second surface. The rigid element is disposed on the first surface of the wire layer, wherein a stiffness of the rigid element is greater than a stiffness of the wire layer and a projection area of the coarse structure on the first surface of the wire layer overlaps an edge of the rigid element.
Abstract:
In an example, a polymeric material is disclosed. The polymeric material includes a polymer substrate and a plurality of graphene traces arranged to form a tamper detection circuit on the polymer substrate.
Abstract:
Biodegradable printed circuit boards, or PCBs, may be produced from substrate sheets that include at least one biodegradable polymer. In addition, the electrical traces used on the PCBs, may also include a biodegradable polymer incorporated with an electrically conductive material. The PCBs may be composted to degrade the PCBs, and the
Abstract:
In accordance with certain embodiments, devices are recycled by removing one or more electronic components from a portion of the device and urging one or more regions of the portion of the device toward an abrasion head. The abrasion head mechanically removes at least a portion of patternable material in each of the one or more regions. The steps are repeated for subsequent portions of the device.
Abstract:
A flame-retardant biaxially oriented polyester film is obtained by imparting flame retardancy to a polyester film itself using a phosphorus flame retardant, a flame-retardant polyester film laminate is formed from the same, and a flexible circuit board is provided. The present invention is obtained from a flame-retardant biaxially oriented polyester film which contains, based on the weight of the polyester film, 70 to 99.5% by weight of polyethylene terephthalate or polyethylene naphthalate, and 0.5 to 30% by weight of flame retardant particles having an average particle diameter of 0.5 to 3.0 μm and being represented by a specific phosphinate or diphosphinate, wherein the number of coarse particles having a maximum length of 10 μm or more contained in the polyester film is 10/m2 or less.
Abstract translation:通过使用磷阻燃剂赋予聚酯膜本身的阻燃性,由该阻燃双轴取向聚酯膜形成阻燃性双轴取向聚酯膜,由其形成阻燃聚酯膜层压体,并且设置柔性电路板。 本发明由阻燃性双轴取向聚酯膜获得,该聚酯膜基于聚酯膜的重量为70〜99.5重量%的聚对苯二甲酸乙二醇酯或聚萘二甲酸乙二醇酯,0.5〜30重量%的阻燃粒子 平均粒径为0.5〜3.0μm,由特定的次膦酸酯或二次膦酸盐表示,其中聚酯膜中所含的最大长度为10μm以上的粗粒子数为10个/ m 2以下。
Abstract:
Multilayer structure (200) for electronic devices, including a flexible substrate film (102) for accommodating electronics, a number of electrical elements (204, 206) provided to the flexible substrate film, preferably by element of printed electronics and/or surface mounting, a protective layer (104) laminated onto at least first surface of the substrate film, the protective layer being configured to mask perceivable physical deviation of the substrate, such as uneven surface profile or coloring, substantially at the location of the number of elements, from outside perception, optionally visual perception and/or tactile inspection taking place via the protective layer, and plastic layer (106) molded over at least second surface of the substrate film opposite to the first surface. A corresponding method of manufacture is presented.