H10F39/806

Image capturing element and image capturing apparatus having spectroscopic element array

An image capturing element according to the present disclosure includes a pixel array formed by a plurality of pixels arranged in an array on a substrate, each of the plurality of pixels including a photoelectric conversion element, a transparent layer formed on the pixel array, and a spectroscopic element array formed by a plurality of spectroscopic elements arranged in an array, and each of the plurality of spectroscopic elements is at a position corresponding to one of the plurality of spectroscopic elements inside or on the transparent layer. Each of the plurality of spectroscopic elements includes a plurality of microstructures formed from a material having a refractive index higher than a refractive index of the transparent layer. The plurality of microstructures have a microstructure pattern. Each of the plurality of spectroscopic elements separates incident light into deflected light beams having different propagation directions according to the wavelength.

Image sensor with scattering structure

The present disclosure relates to an integrated chip including a substrate and a pixel. The pixel includes a photodetector. The photodetector is in the substrate. The integrated chip further includes a first inner trench isolation structure and an outer trench isolation structure that extend into the substrate. The first inner trench isolation structure laterally surrounds the photodetector in a first closed loop. The outer trench isolation structure laterally surrounds the first inner trench isolation structure along a boundary of the pixel in a second closed loop and is laterally separated from the first inner trench isolation structure. Further, the integrated chip includes a scattering structure that is defined, at least in part, by the first inner trench isolation structure and that is configured to increase an angle at which radiation impinges on the outer trench isolation structure.

Solid state image pickup device and method of producing solid state image pickup device

Forming a back-illuminated type CMOS image sensor, includes process for formation of a registration mark on the wiring side of a silicon substrate during formation of an active region or a gate electrode. A silicide film using an acitve region may also be used for the registration mark. Thereafter, the registration mark is read from the back-side by use of red light or near infrared rays, and registration of the stepper is accomplished. It is also possible to form a registration mark in a silicon oxide film on the back-side (illuminated side) in registry with the registration mark on the wiring side, and to achieve the desired registration by use of the registration mark thus formed.

Semiconductor device and method for manufacturing same
09859316 · 2018-01-02 · ·

The present invention has an object of improving the operation stability of a semiconductor device that detects radiations without decreasing the yield thereof. A semiconductor device includes an active matrix substrate (50) including a plurality of TFTs (10) and a plurality of pixel electrode (20); a photoelectric conversion substrate (62) located to face the active matrix substrate (50); an upper electrode (64) provided on a surface of the photoelectric conversion substrate (62) opposite to the active matrix substrate (50); and a plurality of connection electrodes (72) provided between the active matrix substrate (50) and the photoelectric conversion substrate(62), the plurality of connection electrodes (72) being formed of metal material. Each of the plurality of connection electrodes (72) is in direct contact with any of the plurality of pixel electrodes (20) and with the photoelectric conversion substrate (62), overlaps a semiconductor layer (14) of any of the plurality of TFTs (10) as seen in a direction normal to the active matrix substrate (50), and contains a metal element having an atomic number of 42 or greater and 82 or smaller.

Image sensor including color separation element and image pickup apparatus including the image sensor

An image sensor includes a pixel array having a Bayer pattern structure including a first pixel row in which first pixels and second pixels are alternately provided and a second pixel row in which additional ones of the second pixels and third pixels are alternately provided, a first element to control light of a first wavelength band to travel in directions toward left and right sides of the first element and to control light of a second wavelength band of the incident light to travel in a direction directly under the first element, and a second element to control light of a third wavelength band to travel in the directions toward the left and right sides of the second element and to control the light of the second wavelength band to travel in a direction directly under the second element.

Image sensor and electronic apparatus
09860438 · 2018-01-02 · ·

The present technology relates to an image sensor and an electronic apparatus which enable higher-quality images to be obtained. Provided is an image sensor including a plurality of pixels, each pixel including one on-chip lens, and a plurality of photoelectric conversion layers formed below the on-chip lens. Each of at least two of the plurality of photoelectric conversion layers is split, partially formed, or partially shielded from light with respect to a light-receiving surface. The pixels are phase difference detection pixels for performing AF by phase difference detection or imaging pixels for generating an image. The present technology can be applied to a CMOS image sensor, for example.

Optoelectronic modules that have shielding to reduce light leakage or stray light, and fabrication methods for such modules

Various optoelectronic modules are described that include an optoelectronic device (e.g., a light emitting or light detecting element) and a transparent cover. Non-transparent material is provided on the sidewalls of the transparent cover, which, in some implementations, can help reduce light leakage from the sides of the transparent cover or can help prevent stray light from entering the module. Fabrication techniques for making the modules also are described.

Optical apparatus including optical functional layer having high refractive index and method of manufacturing the optical apparatus
09859317 · 2018-01-02 · ·

An optical apparatus including an optical functional layer having a high refractive index and a method of manufacturing the optical apparatus are provided. The optical functional layer includes a phase change material that has a first refractive index during heat treatment in a first temperature range and has a second refractive index, which is higher than the first refractive index, during heat treatment in a second temperature range that is higher than the first temperature range. The optical functional layer may be configured to have the second refractive index by using a micro-heater without having to be deposited at a high temperature.

Method of forming a stress released image sensor package structure
09853079 · 2017-12-26 · ·

A sensor package that includes a substrate with opposing first and second surfaces. A plurality of photo detectors are formed on or under the first surface and configured to generate one or more signals in response to light incident on the first surface. A plurality of contact pads are formed at the first surface and are electrically coupled to the plurality of photo detectors. A plurality of holes are each formed into the second surface and extending through the substrate to one of the contact pads. Conductive leads each extend from one of the contact pads, through one of the plurality of holes, and along the second surface. The conductive leads are insulated from the substrate. One or more trenches are formed into a periphery portion of the substrate each extending from the second surface to the first surface. Insulation material covers sidewalls of the one or more trenches.

Semiconductor device and method of aligning semiconductor wafers for bonding

A semiconductor device has a first semiconductor wafer. The first semiconductor wafer is singulated to provide a first wafer section including at least one first semiconductor die or a plurality of first semiconductor die. The first wafer section is a fractional portion of the first semiconductor wafer. An edge support structure is formed around the first wafer section. A second wafer section includes at least one second semiconductor die. The second wafer section can be an entire second semiconductor wafer. The first semiconductor die is a first type of semiconductor device and the second semiconductor die is a second type of semiconductor device. An alignment opening is formed through the first wafer section and second wafer section with a light source projected through the opening. The first wafer section is bonded to the second wafer section with the first semiconductor die aligned with the second semiconductor die.