Abstract:
An organic photoelectronic device includes a first electrode and a second electrode facing each other, and first and second photoelectronic conversion layers between the first electrode and the second electrode. The first and second photoelectronic conversion layers include a p-type semiconductor and an n-type semiconductor. The first photoelectronic conversion layer has a first composition ratio (p1/n1) of the p-type semiconductor relative to the n-type semiconductor, the second photoelectronic conversion layer has a second composition ratio (p2/n2) of the p-type semiconductor relative to the n-type semiconductor, and the first composition ratio (p1/n1) is greater than the second composition ratio (p2/n2).
Abstract:
A compound may be represented by Chemical Formula 1, an organic photoelectronic device may include a first electrode and a second electrode facing each other with an active layer that includes the compound represented by Chemical Formula 1 between the first electrode and the second electrode, and an image sensor may include the organic photoelectronic device.
Abstract:
An image sensor includes a semiconductor substrate and a photoelectric conversion device on the semiconductor substrate and including a plurality of pixel electrodes, a light absorption layer, and a common electrode. The plurality of pixel electrodes may include a first pixel electrode and a second pixel electrode. The photoelectric conversion device may include a first photoelectric conversion region defined in an overlapping region with the first pixel electrode, the light absorption layer, and the common electrode, and a second photoelectric conversion region defined in an overlapping region with the second pixel electrode, the light absorption layer, and the common electrode. Sensitivity of the first photoelectric conversion region may be higher than sensitivity of the second photoelectric conversion region. An electronic device may include the image sensor.
Abstract:
An image sensor including a semiconductor substrate integrated with a plurality of photo-sensing devices and a nanopattern layer on the semiconductor substrate, the nanopattern layer having a plurality of nanopatterns, wherein each nanopattern of the plurality of nanopatterns correspond one to one with a single photo-sensing device of the plurality of photo-sensing devices, respectively.
Abstract:
An optoelectronic material includes a first organic molecule and a second organic molecule crosslinked with each other, the first organic molecule and the second organic molecule having wavelength selectivity in a visible ray region.
Abstract:
An image sensor includes a semiconductor substrate integrated with at least a photo-sensing device, a plurality of first electrodes disposed on the semiconductor substrate, an organic photoelectric conversion layer disposed on the first electrodes, and a second electrode disposed on the organic photoelectric conversion layer. The first electrodes include a light-transmitting electrode and a metal layer interposed between the semiconductor substrate and the light-transmitting electrode. The organic photoelectric conversion layer disposed on the first electrodes and the photo-sensing device absorb and/or sense light in different wavelength regions from each other. An electronic device including the image sensor is also provided.
Abstract:
An image sensor including a semiconductor substrate integrated with a plurality of photo-sensing devices and a nanopattern layer on the semiconductor substrate, the nanopattern layer having a plurality of nanopatterns, wherein each nanopattern of the plurality of nanopatterns correspond one to one with a single photo-sensing device of the plurality of photo-sensing devices, respectively.
Abstract:
Example embodiments relate to an organic photoelectronic device including a first electrode and a second electrode facing each other, and an active layer between the first electrode and the second electrode, wherein the active layer includes a first compound represented by the following Chemical Formula 1, and an image sensor including the organic photoelectronic device.
Abstract:
According to example embodiments, a transmissive electrode may include a light transmission layer. The light transmission layer may include a metal and a metal oxide that is included in a smaller amount than the metal. According to example embodiments, an organic photoelectric device, as well as an image sensor, may include the transmissive electrode.
Abstract:
An image sensor includes a substrate including a first surface on which light is incident and a second surface opposite to the first surface, unit pixels in the substrate, each including a photoelectric conversion layer, color filters on the first surface of the substrate, a grid pattern on the first surface of the substrate defining a respective light receiving area of each of the unit pixels, and microlenses on the color filters, each of the microlenses corresponding to a respective one of the unit pixels, wherein the unit pixels include a first pixel and a second pixel sharing a first color filter which is one of the color filters, and a first light receiving area of the first pixel is different from a second light receiving area of the second pixel.