Abstract:
Disclosed are a synchronous rectifier control device and a forward synchronous rectifier circuit. The synchronous rectifier control device is coupled with the secondary side of the forward synchronous rectifier circuit, comprising a condition detecting unit, a reference time circuit and a synchronous signal generator. The condition detecting unit receives at least one reference signal and a detecting signal in response to the condition of the secondary side of the forward synchronous rectifier circuit, and accordingly generates a first synchronous control signal. The reference time circuit is coupled with the condition detecting unit, and generates a reference time signal in response to the first synchronous control signal. The synchronous signal generator generates a second synchronous control signal in response to the first synchronous control signal and the reference time signal.
Abstract:
The present disclosure provides a method for forming a multilayer wiring structure, which includes: forming a patterned copper-phosphorous alloy layer over a carrier by performing a plating operation, and forming a dielectric layer over the patterned copper-phosphorous alloy layer. The forming the patterned copper-phosphorous alloy layer includes providing a plating solution having a copper source and a phosphorous source.
Abstract:
A semiconductor structure integrating a logic element and a memory element includes a substrate, a logic element and a memory element. The substrate has a first region and a second region laterally adjacent to the first region. The logic element is disposed in the first region of the substrate, and the memory element is disposed in the second region of the substrate. The logic element includes multiple transistors. The memory element includes an upper electrode, a lower electrode, and a dielectric layer disposed between the upper electrode and the lower electrode. The lower electrode includes a first metal layer, and a first copper-phosphorus alloy layer extending along a contour of the first metal layer to surround the first metal layer. The upper electrode includes a second metal layer, and a second copper-phosphorus alloy layer extending along a contour of the second metal layer to surround the second metal layer.
Abstract:
The present disclosure provides a multilayer wiring structure, including a plurality of dielectric layers, a plurality of conductive wiring layers interleaved with the plurality of dielectric layers, wherein the plurality of conductive wiring layers includes copper-phosphorous alloys (such as Cu3P).
Abstract:
The present disclosure provides an interconnect structure and a method for forming an interconnect structure. The interconnect structure includes a first metal line, a first interlayer dielectric (ILD) layer over the first metal line, a first conductive feature over the first metal line, wherein at least a portion of the first conductive feature is laterally surrounded by the first ILD layer, and a sidewall of the first conductive feature has a corrugated profile.
Abstract:
A synchronous rectifier control device comprises a status detecting unit, an analog circuit, a first counter, a second counter and a signal process unit. The status detecting unit receives at least one reference signal and a detecting signal to generate a first synchronous control signal. The analog circuit generates a delay signal in accordance with the first synchronous control signal. The first counter receives a clock signal and generates a first counter signal in accordance with the first synchronous control signal, the clock signal, and the delay signal. The second counter receives the clock signal and generates a second counter signal in accordance with the first synchronous control signal, the clock signal, and the first counter signal. The signal process unit generates a second synchronous control signal in accordance with the first synchronous control signal and the second signal.
Abstract:
A capsule endoscope for observing the conditions inside a patient's digestive tract system includes a capsular housing, a substrate, and a plurality of metal-insert molded contacts. The capsular housing defines a sealed inner space and has an outer surface. The substrate is arranged in the sealed inner space of the capsular housing and is mounted with at least an electronic element provided thereon. The metal-insert molded contacts are embedded in the capsular housing at predetermined positions thereof and each includes a contact base and an exposed contact portion formed on the contact base. The contact bases each have a connecting section extended into the sealed inner space of the capsular housing to electrically connect to the substrate. The exposed contact portions each have a front surface exposed from the outer surface of the capsular housing for contacting with a signal contact correspondingly provided on a capsule holder that holds the capsular housing thereto.
Abstract:
The present invention relates to a circularly polarized antenna and, more particularly, to a compact circularly polarized antenna for transmitting and receiving a circularly polarized signal. The circularly polarized antenna comprises a substrate having an upper surface and a lower surface; a signal distributor; an antenna for transmitting and receiving the circularly polarized signal; and a plurality of support units. The upper surface of the substrate comprises a plurality of slots. One end of each slot overlaps with the respective ends of the other slots at a central region. The lower surface of the substrate comprises a coupling unit being electrically connected with the signal distributor, and the center of the coupling unit corresponds to the central region.
Abstract:
The present invention relates to a circularly polarized antenna and, more particularly, to a compact circularly polarized antenna for transmitting and receiving a circularly polarized signal. The circularly polarized antenna comprises a substrate having an upper surface and a lower surface; a signal distributor; an antenna for transmitting and receiving the circularly polarized signal; and a plurality of support units. The upper surface of the substrate comprises a plurality of slots. One end of each slot overlaps with the respective ends of the other slots at a central region. The lower surface of the substrate comprises a coupling unit being electrically connected with the signal distributor, and the center of the coupling unit corresponds to the central region.