Abstract:
A semiconductor device and a method are provided. The semiconductor device includes a first semiconductor component, a bonding layer and a second semiconductor component. The first semiconductor component includes a first transistor formed on a substrate and a second transistor formed on the substrate and separated from the first transistor. The bonding layer is provided on the first semiconductor component. The second semiconductor component is provided on the bonding layer and includes an acoustic transducer. The acoustic transducer is controlled by the first transistor and the second transistor to execute a photoacoustic sensing. The acoustic transducer comprises a space gap and a least a portion of the space gap is surrounded by the bonding layer.
Abstract:
A backside illuminated (BSI) image sensor comprises a semiconductor substrate having a first surface and a second surface opposite to the first surface; a photosensitive element in the semiconductor substrate; a gate structure partially over the first surface of the semiconductor substrate; and a temporary carrier depository in proximity to the first surface of the semiconductor substrate, wherein the gate structure has a plug portion extending from the first surface toward the second surface. The plug portion of the gate structure helps to increase the charge transfer efficiency so as to improve quantum efficiency of the BSI image sensor.
Abstract:
Some embodiments of the present disclosure provide a method of manufacturing a back side illuminated (BSI) image sensor. The method includes receiving a semiconductive substrate; forming a photosensitive element at a front side of the semiconductive substrate; forming a transistor coupled to the photosensitive element; forming a recess at a back side of the semiconductive substrate; forming a first dielectric layer lining to a side portion of the recess and over the back side of the semiconductor substrate; covering a conductive material over the first dielectric layer and filling in the recess; forming a conductive column on top of the recess by patterning the conductive material; and forming a second dielectric layer covering the conductive column and the first dielectric layer.
Abstract:
A semiconductor device and a method for manufacturing the semiconductor device are provided. The semiconductor device comprises a substrate and a wafer disposed on the substrate. The wafer includes a p-doped layer disposed on the substrate; a first diode disposed on the p-doped layer; a second diode disposed on the p-doped layer; a third diode disposed on the p-doped layer; and a dielectric layer disposed on the substrate and covering the first, second, and third diodes. The first, second, and third diodes are disposed side by side.
Abstract:
A semiconductor image-sensing structure includes a semiconductor substrate having a front side and a back side, a photo-sensing element disposed in the semiconductor substrate, a color filter disposed over the back side of the semiconductor substrate, and an electric-optical modulator disposed between the color filter and the photo-sensing element. The electric-optical modulator includes a first electrode, a second electrode over the first electrode, and a micro-lens between the first electrode and the second electrode.
Abstract:
A semiconductor device includes a first semiconductor chip comprising a first metallic structure and a second semiconductor chip comprising a second metallic structure. The second semiconductor chip is bonded with the first semiconductor chip by a first conductive plug. A second conductive plug extends from the first metallic structure and into a substrate of the first semiconductor chip. The first conductive plug connects the first metallic structure and the second metallic structure, wherein a conductive liner is along a sidewall of the first conductive plug or the second conductive plug.
Abstract:
A semiconductor image-sensing structure includes a reflective grid and a reflective shield disposed over a substrate. The reflective grid is disposed in a first region, and the reflective shield is disposed in a second region separated from the first region. A thickness of the reflective shield is greater than a thickness of the reflective grid.
Abstract:
A stacked CMOS image sensor (CIS) structure is provided. The stacked CIS structure comprises a first die, a second die and a third die. The first die comprises a photodiode, a transfer gate, a selective conversion gain (SCG) switch, a reset switch, a floating node diffusion capacitor and a SCG diffusion capacitor. The second die comprises a source follower transistor and a row select switch. The third die comprises an image sensing circuit electrically connected to the third floating node.
Abstract:
An optical device includes a substrate, a first electrode, a second electrode, and a first lens. The first electrode and the second electrode are over the substrate and configured to generate a first electric field. The first lens is between the first electrode and the second electrode and has a focal length that varies in response to the first electric field applied to the first lens.
Abstract:
A semiconductor image sensing structure includes a substrate having a first region and a second region, a metal grid in the first region, and a hybrid metal shield in the second region. The hybrid metal shield includes a first metallization layer, a second metallization layer disposed over the first metallization layer, a third metallization layer disposed over the second metallization layer, and a fourth metallization layer disposed over the third metallization layer. An included angle of the second metallization layer is between approximately 40° and approximately 60°.