Abstract:
A signal transmission board includes a substrate, a conductive via, a cavity and a connecting hole. The substrate has a first external surface and a second external surface. The conductive via penetrating through the substrate has a first end and a second end. The first end is disposed on the first external surface, and the second end is disposed on the second external surface. The cavity is disposed in the substrate and penetrated by the conductive via. The connecting hole disposed on the substrate has a third end and a fourth end. The third end is disposed on the first external surface, and the fourth end communicates with the cavity.
Abstract:
A semiconductor substrate assembly includes a semiconductor material layer, a first isolation layer, a second isolation layer, a first conductive pillar, and a second conductive pillar. The semiconductor material layer has a first surface and a second surface opposite to the first surface. The first isolation layer is located on the first surface of the semiconductor material layer. The second isolation layer is located on the second surface of the semiconductor material layer. The first conductive pillar, supplied with a first voltage, penetrates the semiconductor material layer, the first isolation layer, and the second isolation layer. The second conductive pillar is supplied with to a second voltage, and a part of the second conductive pillar is formed in the second isolation layer, the second conductive pillar penetrates the second isolation layer and touches the second surface of the semiconductor material layer.
Abstract:
A via structure includes a ground conductor, a floated conductor and a signal conductor. The ground conductor is electrically coupled to a reference potential. The floated conductor is electrically insulated from the ground conductor. The signal conductor is located between and insulated from the ground conductor and the floated conductor.
Abstract:
A circuit structure includes a substrate integrated waveguide, a substrate disposed on the substrate integrated waveguide, a waveguide signal feeding element and a ring-shaped conductive element. The substrate integrated waveguide includes another substrate having a waveguide transmitting region, two conductive layers disposed on this substrate and covering the waveguide transmitting region, and at least one waveguide conductive element passing through this substrate and electrically connected to the two conductive layers. The at least one waveguide conductive element surrounds the waveguide transmitting region. One of the conductive layers is located between the two substrates. The waveguide signal feeding element passes through one substrate and one conductive layer between the substrates, and the waveguide signal feeding element extends to the waveguide transmitting region. The waveguide signal feeding element is electrically insulated from one conductive layer. The ring-shaped conductive element is disposed in one substrate and surrounds the waveguide signal feeding element.
Abstract:
A fabrication method of a flexible electronic package device including the following steps is provided. A tolerable bending radius of the flexible electronic package device is obtained. A minimum surface curvature radius of a selected portion of an applied carrier is obtained. A relationship of the tolerable bending radius being smaller than the minimum surface curvature radius is ensured. The flexible electronic package device is disposed on the selected portion.
Abstract:
A fabrication method of a flexible electronic package device including the following steps is provided. A tolerable bending radius of the flexible electronic package device is obtained. A minimum surface curvature radius of a selected portion of an applied carrier is obtained. A relationship of the tolerable bending radius being smaller than the minimum surface curvature radius is ensured. The flexible electronic package device is disposed on the selected portion.
Abstract:
The disclosure provides a manufacturing method for a circuit board having a via and including a substrate, a ground conductor, a floated conductor and a signal conductor. The substrate includes a second sheet layer, a second ground layer, a core layer, a first ground layer and a first sheet layer that are stacked in sequence from bottom to top. The ground conductor penetrates through the core layer and is electrically coupled to the first ground layer and the second ground layer. The floated conductor penetrates through the core layer and is electrically insulated from the first ground layer, the second ground layer and the ground conductor. The signal conductor penetrates through the substrate, being located between the ground conductor and the floated conductor, and insulated from the first ground layer, the second ground layer, the ground conductor and the floated conductor.
Abstract:
A semiconductor substrate assembly is proposed. The semiconductor interposer comprises a substrate having a first surface and a second surface opposite to the first surface, a first conductive pad, a second conductive pad and a conductive pillar. The first conductive pad is formed at a predetermined location of the first surface of the substrate. The second conductive pad is formed at a predetermined location of the second surface of the substrate as compared with the position of the first conductive pad. The conductive pillar is formed in the substrate and contacts with one of the first conductive pad and the second conductive pad.
Abstract:
A chip stacking structure including a plurality of microbump structures, a plurality of first substrates, at least one first space layer, a plurality of second substrates and at least one second space layer is provided. The first substrates are stacked upon each other by a portion of the microbump structures, and each of the first substrates includes at least one first redistribution layer. The first space layer is located between the stacked first substrates. The second substrates are stacked on at least one of the first substrates by another portion of the microbump structures, and each of the second substrates includes at least one second redistribution layer. The second space layer is located between the stacked first and second substrates. The first redistribution layers, the second redistribution layers and the microbump structures form a plurality of impedance elements, and the impedance elements provide a specific oscillation frequency.