Patent classifications
H05K2201/09227
CIRCUIT BOARD STRUCTURE FOR MOBILE PCI EXPRESS MODULE
A circuit board structure for mobile PCI express module is applied to conform to PCI Express 4.0 specification. The circuit board structure includes a top signal layer and a bottom signal layer with a core and a conductive copper wire, a power supply layer disposed between the top signal layer and the bottom signal layer, a plurality of first insulating layers disposed between the top signal layer and the power supply layer and between the bottom signal layer and the power supply layer, and a plurality of second insulating layers disposed between the power supply layer and the first insulating layers. The dielectric loss values of the first insulating layer and the second insulating layer are between 0.004 and 0.014, and the length of the conductive cooper wire is between 500 and 2500 mil, so that the signal loss of the mobile PCI express module is less than 8 dB.
Flexible circuit package
A flexible circuit package. The circuit package includes a termination point on a flexible base substrate. The termination point is connected with an interface by conductive material on the base substrate. The conductive material extends across the surface area of the base substrate in multiple individual connections, which are in communication with each other and separated by voids in the conductive material for mitigating communication failure between the termination point and the interface during or following flexion, stretching, compression or other deformation of the base substrate and the circuit package. The termination point may include an input module such as a sensor, switch or other input. The termination point may include an output module such as a light, vibrator or other output. The interface may include an output interface for receiving data or an input interface for sending a command or other signal.
Disk device with improved connectivity
A disk device according to one embodiment includes a recording medium, a magnetic head, a wiring member, and a flexible printed circuit board. The magnetic head is configured to read/write information from/to the recording medium. The wiring member includes a plurality of first terminals, and a plurality of first wires that electrically connect the magnetic head to the first terminals. The flexible printed circuit board includes a surface, a plurality of second terminals located on the surface to be connected to the first terminals by means of a conductive adhesive, and a ground plane spaced apart from the second terminals in a direction along the surface.
Method for manufacturing a component
The invention relates to a method for manufacturing a component (1) comprising a printed circuit board (2) and a number of electrical components (3) arranged thereon. According to the invention, the electrical components (3) are pre-fixed on the printed circuit board (2), which is formed of plastic, by means of a fixing adhesive (9) and then completely encapsulated with an UV-adhesive (8).
Printed circuit board and electronic device including same
According to various embodiments, a printed circuit board may include: a first wiring layer including at least one first signal line and at least one first dummy line; and a second wiring layer arranged on the first wiring layer and including at least one second signal line and at least one second dummy line, wherein when the printed circuit board is viewed from above, the at least one first signal line may be arranged to overlap, at least in part, the at least one second dummy line, and the at least one second signal line may be arranged to overlap, at least in part, the at least one first dummy line.
High-current contact device and method of producing a high-current contact device
A high-current contact device includes a first contact element transmitting electrical energy, a circuit carrier, a first data contact transmitting data, and a data interface. The first contact element extends through the circuit carrier along a mating axis at a feedthrough. A conductor track of the circuit carrier electrically connects the first data contact to the data interface. A carrier of the circuit carrier is injection-molded and mechanically supports the first data contact, the conductor track, and the data interface.
Display device and manufacturing method thereof
A display device and a manufacturing method thereof are provided. The display device includes a display panel and a flexible circuit board electrically connected with the display panel. The flexible circuit board includes a first circuit board, a second circuit board and a conductive portion; the first circuit board includes a first substrate, and a main contact pad, a first wire and a second wire provided on the first substrate; the second circuit board includes a second substrate, a relay contact pad and a third wire provided on the second substrate; and the conductive portion is configured for electrically connecting the main contact pad and the relay contact pad.
RESIN SUBSTRATE AND ELECTRONIC DEVICE
A resin substrate includes an insulating substrate, and first and second signal conductors that partially extend in parallel or substantially in parallel with each other along a signal transmission direction. The first signal conductor includes a parallel portion that extends in parallel or substantially in parallel with the second signal conductor along the signal transmission direction, and a first connection portion. In a portion where the first signal conductor and the second signal conductor extend in parallel or substantially in parallel with each other, the first signal conductor and the second signal conductor are disposed at a same position in the thickness direction of the insulating substrate, and the first connection portion is disposed at a different position from the second signal conductor in the thickness direction and a width direction of the insulating substrate.
ARTICLE FOR POWER INVERTER AND POWER INVERTER
An article for a power inverter, includes a multilayer printed circuit board having a first and second electrically conductive wiring layer and at least a first dielectric layer interposed between the first and second electrically conductive wiring layers. Each conductive wiring layer includes a common input and output line, the common input and output lines at least partially overlapping one another in a projection along a thickness of the multilayer printed circuit board. A set of input mounting pads is carried by the first common input line and a set of input mounting pads is carried by the second common input line, the input mounting pads of the second set of input mounting pads are interleaved with the input mounting pads of the first set of input mounting pads along a first axis. The article further includes a set output mounting pads carried by the common output line.
Decoupling capacitive arrangement to manage power integrity
Various implementations disclosed herein include arrangements that reduce parasitic inductance associated with a discrete decoupling capacitor by using a three-terminal capacitor and a staggered array of power supply and ground connections. In some implementations, a capacitive decoupling arrangement includes a substrate, an array of electrical vias of first and second types, and a capacitive arrangement on one side of the substrate coupled to the array of electrical vias. The array of electrical vias includes a first type of vias and a second type of vias. The capacitive arrangement is coupled between two respective vias of the first type of vias and two respective vias of the second type of vias on the first planar surface of the substrate. The capacitive arrangement includes a plurality of capacitive elements electrically arranged in parallel between the two respective vias of the first type of vias and the two respective vias of the second type of vias.