Patent classifications
H05K1/0231
CAPACITOR AND ELECTRONIC DEVICE
A capacitor that includes a substrate, a first inner electrode and a second inner electrode provided above the first main surface of the substrate, the second inner electrode arranged so as to face the first inner electrode; a dielectric layer between the first inner electrode and the second inner electrode; a first intermediate electrode connected to the first inner electrode at a plurality of first locations; first surface electrodes electrically connected to the first intermediate electrode; and a second surface electrode connected to the second inner electrode at a plurality of second locations.
Method for reducing influence of remote reference power noise on signal quality
A method for reducing influence of a remote reference power noise on signal quality is provided. A remote reference power plane connected to a power module is identified according to a schematic diagram of signal design, and a noised power plane is determined. A position of the noised power plane is found in a PCB, and whether the noised power plane is remote referenced by a high-speed signal is judged. Placement positions and number of connection capacitors are determined according to a layout and routing position of the high-speed signal and a width of the noised power plane. Two capacitors with fixed capacitance values are placed at the placement positions of the connection capacitors. Connection capacitors are added to a position of a noised remote reference power plane of a signal line for connecting the power plane and the ground.
Substrate comprising embedded elongated capacitor
A substrate that includes a first dielectric layer and a capacitor embedded in the first dielectric layer. The capacitor includes a first terminal, a second terminal, and a third terminal. The second terminal is laterally located between the first terminal and the third terminal. The capacitor also includes a second dielectric layer, a first metal layer and a second metal layer. The first metal layer is coupled to the first and third terminals. The first metal layer, the first terminal, and the third terminal are configured to provide a first electrical path for a first signal. The second metal layer is coupled to the second terminal. The second metal layer and the second terminal are configured to provide a second electrical path for a second signal.
CAMERA FOR A MOTOR VEHICLE AND MOTOR VEHICLE
The invention relates to a camera (2) for a motor vehicle (1), which includes a printed circuit board (16), on which a current connector (29) and a communication bus connector (30) and a video interface connector (31) each for connecting to the motor vehicle (1) are disposed, wherein the video interface connector (31) is connected to a capacitor (25) and a parallel-to-serial converter (26), wherein the video interface connector (31) and/or the capacitor (25) and/or the parallel-to-serial converter (26) are surrounded by a device (32) shielding electromagnetic radiation.
Circuit board equipped with a high-frequency component emitting interference waves
A circuit board comprising a circuit board ply, on which are provided a high-frequency component emitting electromagnetic interference waves during operation and at least one other component, especially another high-frequency component, wherein during operation an as low as possible degrading of the other component by interference waves is achieved. There is provided between the high-frequency component and the other component at least one dielectric barrier, which blocks propagation of high-frequency electromagnetic waves between the high-frequency component and the other component.
Printed circuit board structure for solid state drives
A printed circuit board (PCB) structure is provided for a solid state drive. In an embodiment, a solid state drive includes top and bottom layers, multiple intermediate layers and a ground cage. Each of top and bottom layers includes a plurality of components for operation of the solid state drive. The multiple intermediate layers enable electrical signals to pass between components on the top and bottom layers, one of the multiple intermediate layers including a power plane having a high voltage relative to each of the other planes. The ground cage shields signal traces on the same layer as the power plane and planes in adjacent layers from noise generated by the power plane.
Printed circuit board
A printed wiring board includes a power supply conductor pattern arranged on one conductor layer, one ground conductor pattern arranged on the one conductor layer, and another ground conductor pattern arranged on the another conductor layer so as to be opposed to the power supply conductor pattern. The power supply conductor pattern includes a power supply pad on which a terminal of a capacitor is to be bonded. The one ground conductor pattern includes a ground pad on which another terminal of the capacitor is to be bonded. A slit is formed in the another ground conductor pattern so as to pass through a projection portion defined by projecting the power supply pad onto the another ground conductor pattern and divide a projection portion defined by projecting the power supply conductor pattern onto the another ground conductor pattern.
PCB Based Semiconductor Package with Impedance Matching Network Elements Integrated Therein
A semiconductor package includes a metal baseplate having a die attach region and a peripheral region, a transistor die having a reference terminal attached to the die attach region and an RF terminal facing away from the baseplate, and a multilayer circuit board having a first side attached to the peripheral region and a second side facing away from the baseplate. The multilayer circuit board includes two embedded electrically conductive layers that are separated from the first and second sides by layers of composite fiber, and an embedded dielectric layer disposed between the two embedded electrically conductive layers. The embedded dielectric layer has a higher dielectric constant than the layers of composite fiber.
Chip capacitors
A plurality of electrically conductive material layers and a plurality of dielectric layers are alternately stacked on a second substrate. The plurality of electrically conductive material layers comprise first and second patterns. The first pattern comprises at least a first pair of overlaying areas free of the electrically conductive material, and the second pattern comprises at least a second pair of overlaying areas free of the electrically conductive material. The first pair of areas overlay areas of the second pattern having the electrically conductive material and the second pair of areas overlay areas of the first pattern having the electrically conductive material. The plurality of electrically conductive material layers are electrically isolated from one another by the dielectric layers.
Printed circuit board with compact groups of devices
Electronic devices may contain electrical systems in which electrical components are mounted on a substrate such as a printed circuit board. The electrical components may include surface mount technology components. Multiple surface mount technology components may be stacked on top of each other and beside each other to form an electrical component that minimizes the amount of area that is consumed on a printed circuit board. Noise suppression circuits and other circuits may be implemented using stacked surface mount technology components. Surface mount technology components placed on the printed circuit board may be pushed together and subsequently injection molded to form packed component groups. An integrated circuit may be mounted to the printed circuit board via an interposer and may cover components mounted to the printed circuit board. An integrated circuit may be mounted over a recessed portion of the printed circuit board on which components are mounted.