Abstract: A photodetector device includes a photodetector array comprising an array of photodetectors and a plurality of metal structures arranged between photodetectors of the array of photodetectors, wherein the plurality of metal structures are arranged in a first pattern; and a transparent substrate comprising a plurality of diffusion structures being patterned according to a second pattern that matches the first pattern. Each diffusion structure of the plurality of diffusion structures is configured to redirect light that is incident thereon. Additionally, the transparent substrate and the photodetector array are coupled together such that the first pattern is aligned with the second pattern and the plurality of diffusion structures covers the plurality of metal structures.

Abstract: A photodetector device includes a photodetector array comprising an array of photodetectors and a plurality of metal structures arranged between photodetectors of the array of photodetectors, wherein the plurality of metal structures are arranged in a first pattern; and a transparent substrate comprising a plurality of diffusion structures being patterned according to a second pattern that matches the first pattern. Each diffusion structure of the plurality of diffusion structures is configured to redirect light that is incident thereon. Additionally, the transparent substrate and the photodetector array are coupled together such that the first pattern is aligned with the second pattern and the plurality of diffusion structures covers the plurality of metal structures.

Abstract: A method of manufacturing a photodetector device is provided. The method includes providing a photodetector array comprising an array of photodetectors and a plurality of metal structures arranged laterally between photodetectors of the array of photodetectors, wherein the photodetectors are co-planar with the plurality of metal structures, and wherein the plurality of metal structures are arranged in a first pattern; applying an antireflective coating to a surface of a transparent substrate, the antireflective coating being patterned according to a second pattern that matches the first pattern; aligning the transparent substrate over the photodetector array such that the first pattern is aligned with the second pattern; and coupling the transparent substrate to the photodetector array such that the antireflective coating covers the plurality of metal structures.

Abstract: A method of manufacturing a photodetector device is provided. The method includes providing a photodetector array comprising an array of photodetectors and a plurality of metal structures arranged laterally between photodetectors of the array of photodetectors, wherein the photodetectors are co-planar with the plurality of metal structures, and wherein the plurality of metal structures are arranged in a first pattern; applying an antireflective coating to a surface of a transparent substrate, the antireflective coating being patterned according to a second pattern that matches the first pattern; aligning the transparent substrate over the photodetector array such that the first pattern is aligned with the second pattern; and coupling the transparent substrate to the photodetector array such that the antireflective coating covers the plurality of metal structures.

Abstract: A method of manufacturing a photodetector device is provided. The method includes providing a photodetector array comprising an array of photodetectors and a plurality of metal structures arranged between photodetectors of the array of photodetectors, where the plurality of metal structures are arranged in a first pattern; applying an antireflective coating to a surface of a transparent substrate, the antireflective coating being patterned according to a second pattern that matches the first pattern; aligning the transparent substrate over the photodetector array such that the first pattern is aligned with the second pattern; and coupling the transparent substrate to the photodetector array such that the antireflective coating covers the plurality of metal structures.

Abstract: A method of manufacturing a photodetector device is provided. The method includes providing a photodetector array comprising an array of photodetectors and a plurality of metal structures arranged between photodetectors of the array of photodetectors, where the plurality of metal structures are arranged in a first pattern; applying an antireflective coating to a surface of a transparent substrate, the antireflective coating being patterned according to a second pattern that matches the first pattern; aligning the transparent substrate over the photodetector array such that the first pattern is aligned with the second pattern; and coupling the transparent substrate to the photodetector array such that the antireflective coating covers the plurality of metal structures.

Abstract: A method performed by a Lidar detection system includes operating a 2D pixel array of pixel sensors of a detector device to detect an object in a target area of a scanner device, where the scanner device is to scan the target area by emitting a laser light toward the target area; identifying a position of the scanner device when the scanner device is scanning the target area; selecting a portion of the pixel sensors of the 2D pixel array for reading depending on the position of the scanner device to detect the object, where the portion of the pixel sensors are to detect the object by sensing the laser light reflecting from the object; and determining a characteristic of the object based on measurements of the portion of the pixel sensors of the 2D pixel array, where the measurements correspond to the laser light reflecting from the object.