摘要:
The present disclosure provides an over-voltage protection device. The over-voltage protection device includes a substrate, a stack structure disposed over the substrate. The stack structure includes a first insulation structure, a second insulation structure, and a conductive layer. The conductive layer is disposed on the first insulation structure, and the second insulation structure is disposed on the conductive layer. The second insulation structure has an insulation air gap, which has an upper width greater than a lower width.
摘要:
A integrated power inductor integrated with bottom electrode without carrier, the power inductor is composed of a coil, a tin layer, and a magnetic powder envelope etc, wherein the wire of the coil is directly drawn to the bottom of the magnetic powder envelope without via a carrier as an electrode, thereby effectively reducing the risk of the inductor being opened due to too small or incomplete welding points between the coil and the material sheet, and can greatly improve the characteristics, reliability and manufacturing yield of the inductor,
摘要:
The present disclosure provides a back cover assembly of a portable electronic device. The back cover assembly includes a substrate structure and a coil structure. The substrate structure includes a metal substrate and a first non-metal substrate connected with the metal substrate. The coil structure is matched with an IC chip for generating an antenna magnetic field that passes through the first non-metal substrate without matching with the metal substrate. The coil structure has a first coil portion and a second coil portion connected to the first coil portion, the first coil portion is disposed above the metal substrate, the second coil portion is disposed above the first non-metal substrate, and the percentage of the first coil portion to the coil structure is larger than that the percentage of the second coil portion to the coil structure.
摘要:
A mobile charging module of a wearable electronic device is disclosed. The wearable electronic device includes a main body portion and a lacing portion that can be assembled to or disassembled from the main body portion, wherein the main body portion includes a host, a host battery and a Rx Coil; the lacing portion includes a Tx Coil which can be wireless and inductively charged with the Rx Coil and a backup power supply (BPS); which is characterized in: the Tx Coil and the Rx Coil are mounted on a magnetic body respectively; through controlling a coupling gap between the two magnetic bodies, the magnetic field of the Tx Coil can be coupled to the Rx Coil through the two magnetic bodies for quickly charging the host battery with high efficiency.
摘要:
A metal base high efficiency antenna, it is preferably formed as a ceramic fine peace, and suitable for installed to the connector inside an electronic appliance, such that the connector has functions of antenna, in addition, since the connector is mostly arranged at a space near the surface of electronic appliance, the radiation efficiency of antenna would not be interfered by the metallic elements inside the electronic appliance.
摘要:
The disclosure provides a semiconductor package structure, including a substrate having a front side and a back side, a first insulating layer disposed on the front side of the substrate, and a die disposed on the first insulating layer; wherein the die includes a first die pad and a second die pad, the first die pad coupled to a first portion of a metal layer, the second die pad coupled to a second portion of the metal layer, and the first portion of the metal layer and the second portion of the metal layer spaced apart by a second insulating layer. An associated semiconductor packaging method and another semiconductor package structure are also disclosed.
摘要:
An electronic structure includes a substrate body, an electronic package structure and a conductive unit. The electronic package structure is disposed on the substrate body. The electronic package structure includes a first inner electrode portion, a second inner electrode portion, a first outer electrode portion electrically connected to the first inner electrode portion, and a second outer electrode portion electrically connected to the second inner electrode portion. The conductive unit includes a first conductive body and a second conductive body respectively electrically contacting the first and the second outer electrode portions. The electronic package structure has a first notch and a second notch, the first outer electrode portion is extended into the first notch to contact the top surface of the first inner electrode portion, and the second outer electrode portion is extended into the second notch to contact the top surface of the second inner electrode portion.
摘要:
Disclosed herein is a multi-combined multi-frequency antenna, and in particular, to an antenna which has a helically wound conductor and a plate type or a linear type conductor, so as to form a multi-combined antenna which is operatable against various frequency bands.
摘要:
A GPS receiving antenna for cellular phone is configurated into a L-shaped frame, a Y-shaped frame, or a U-shaped frame so as to achieve the best capturing effect of the radio wave radiated from the satellite. It is not necessary to use materials of specially high dielectric constant for fabrication of these antennas so that the production cost can be minimized and fabrication process can be simplified.
摘要:
The material for transient voltage suppressors is composed of at least two kinds of evenly-mixed powders including a powder material with non-linear resistance interfaces and a conductive powder, wherein the conductive powder is distributed in the powder with non-linear resistance interfaces to relatively reduce the total number of non-linear resistance interfaces between two electrodes and, as a result, decrease the breakdown voltage of the components.