Abstract:
Disclosed are a durable flexible circuit board for a transparent display board and an assembling method of the flexible circuit board. The flexible circuit board is connected between a driver board provided with at least one of a power supply and a controller and a transparent plate provided with a plurality of light emitting elements. The flexible circuit board includes an electrode bonding portion provided with a plurality of signal connection terminals for transferring control signals, at least one power connection terminal for transferring electric power, and at least one dummy terminal disposed outside the signal connection terminal or the power connection terminal disposed at the outermost side. The dummy terminal resists vibration and pressure applied to the signal connection terminal or the power connection terminal disposed at the outermost side. The signal connection terminal and the power connection terminal are integrated in the flexible circuit board.
Abstract:
A printed circuit board (PCB) arrangement, comprising a first PCB (110) with circuit paths (111) on a top plane (112), a second PCB (120) with circuit paths (121) on a top plane (122), partially overlapping the first PCB (110) in an overlap area (130), wherein each of the first PCB (110) and the second PCB (120) comprises at least one opening (113-123, 114-124) situated within the overlap area (130) such that the openings (113-123, 114-124) define a passage from the top plane (122) of the second PCB (120) to the bottom plane (115) of the first PCB (110) and wherein a connector (140) is mounted on the top plane (122) of the second PCB (120) by means of at least one fastening element (141, 142) extending through the passage defined by the openings (113-123, 114-124) and fixed to the bottom plane (115) of the first PCB, the connector (140) comprising a plurality of contact members (143) electrically coupled with the circuit paths (111, 121) of the top planes (112, 122) of the first PCB (110) and the second PCB (120).
Abstract:
A display device includes a display panel, a main circuit board PB facing a rear surface of the display panel and including a first main segment MS1a, a second main segment MS2a, and a first sub-segment SSa disposed between the first main segment and the second main segment, and flexible printed circuit boards DCB which electrically connect the display panel and the main circuit board. A first cut-away portion GP is defined between the first main segment and the second main segment, the first main segment is bent along a first bending line BL1a defining a boundary between the first main segment and the first sub-segment, and the second main segment is bent along a second bending line BL2a defining a boundary between the second main segment and the first sub-segment.
Abstract:
The disclosure discloses a data card antenna, comprising a Universal Serial Bus (USB) connector and a Printed Circuit Board (PCB), wherein a semi-closed gap is provided at one end of the PCB close to the USB connector, a feeding point and a metal radiator covering the semi-closed gap and electrically connected to the feeding point are provided in the semi-closed gap. The disclosure can reduce space occupied by an antenna, improve bandwidth of the antenna and lower a Specific Absorption Rate (SRA) value.
Abstract:
A printed board 1 capable of suppressing the occurrence of defective continuity or the increase of contact resistance at a terminal contact part is provided. The printed board 1 is constructed such that an exposed surface of a conductor 5 formed on a surface of an insulative base member 3 is subjected to a plating, the conductor 5 subjected to the plating includes a terminal contact part 9 with which a complementary terminal contacts and a plating lead part 11 formed to be continuous to the terminal contact part 9, and a set range of at least an upper surface of an end portion of the plating lead part 11 is covered by protecting material.
Abstract:
A display device including a display panel and a printed circuit board. The printed circuit board includes an insulating layer, a circuit wire portion, an antenna arranged on the insulating layer and a connection wire portion. The insulating layer includes a base portion and a protruding portion protruded from a side of the base portion. The circuit wire portion is arranged on the base portion. The antenna is arranged on the protruding portion and insulated from the circuit wire portion. The connection wire portion is arranged on the base portion and electrically connected to the antenna. The antenna is exposed outside of the display panel.
Abstract:
The invention relates to a three-dimensional circuit board (1), comprising a carrier component (10; 30), carrying at least one circuit path (110, 120) at an outside of a carrier body (100; 300) of the carrier component (10; 30), wherein, for impedance control, the carrier body (100; 300) comprises a deepening (102), wherein the circuit path (110, 120) is at least partially arranged in the deepening (102).
Abstract:
A printed circuit board (PCB) arrangement, comprising a first PCB (110) with circuit paths (111) on a top plane (112), a second PCB (120) with circuit paths (121) on a top plane (122), partially overlapping the first PCB (110) in an overlap area (130), wherein each of the first PCB (110) and the second PCB (120) comprises at least one opening (113-123, 114-124) situated within the overlap area (130) such that the openings (113-123, 114-124) define a passage from the top plane (122) of the second PCB (120) to the bottom plane (115) of the first PCB (110) and wherein a connector (140) is mounted on the top plane (122) of the second PCB (120) by means of at least one fastening element (141, 142) extending through the passage defined by the openings (113-123, 114-124) and fixed to the bottom plane (115) of the first PCB, the connector (140) comprising a plurality of contact members (143) electrically coupled with the circuit paths (111, 121) of the top planes (112, 122) of the first PCB (110) and the second PCB (120).
Abstract:
The disclosure discloses a wireless terminal with a reduced Specific Absorption Rate (SAR) peak. The wireless terminal comprises a Printed Circuit Board (PCB), wherein a fractal gap is formed at an edge of a metal ground on the PCB to disturb distribution of induced current at the edge of the metal ground. The disclosure also discloses a method for reducing an SAR peak. On the premise of the non-influence on the communication quality of the wireless terminal, the SAR and the production cost can be reduced and the structure space of wireless terminal can be saved by using the wireless terminal and the method.