Patent classifications
H10F39/80
COMPOSITION, CURED FILM, NEAR INFRARED RAY ABSORPTION FILTER, SOLID-STATE IMAGING DEVICE, INFRARED SENSOR, AND COMPOUND
It is possible to provide a composition that has absorption in a near infrared region and that can form a film having transparency in a visible region. Provided are a cured film, a near infrared ray absorption filter, a solid-state imaging device, an infrared sensor, and a compound. Provided is a composition including: a near infrared ray absorption substance of which a maximum absorption wavelength is in a wavelength range of 700 to 1,000 nm and a value obtained by dividing absorbance at a wavelength of 550 nm by absorbance at the maximum absorption wavelength is 0.015 or less. In the near infrared ray absorption substance, a half-width of the maximum absorption wavelength is preferably 60 nm or less. The near infrared ray absorption substance is preferably a compound having a pyrrolopyrrole skeleton and more preferably a pyrrolopyrrole boron compound.
Image pickup apparatus and image pickup system
An image pickup apparatus includes photoelectric conversion units each including a first semiconductor region of a first conductivity type and a semiconductor region of a second conductivity type disposed in contact with the first semiconductor region, a potential barrier formed between photoelectric conversion units, and a contact plug disposed in an image sensing area. The number of contact plugs is smaller than the number of photoelectric conversion units. The photoelectric conversion units include first and second photoelectric conversion units and are arranged such that at least two first photoelectric conversion units are adjacent in a first direction. The potential barrier includes a first part formed between the two first photoelectric conversion units disposed adjacently and a second part formed between first and second photoelectric conversion units adjacent to each other. The contact plug is located closer to the first part than to the second part.
Solid-state imaging device and method for driving the same
A solid-state imaging device includes: multiple pixels. Each pixel is arranged at a surface layer portion of a semiconductor substrate, and includes: a photoelectric conversion portion that converts light incident into an electric charge; a charge holding portion that stores the electric charge, and is arranged in the semiconductor substrate; a multiplication gate electrode that is capacitively coupled with the charge holding portion, and is arranged on the semiconductor substrate via an insulation film; and a charge barrier portion that is arranged between the charge holding portion and the insulation film, and has a higher impurity concentration than the semiconductor substrate.
IMAGING DEVICE AND IMAGING SYSTEM
An object of the present invention is to prevent a sensitivity difference between pixels. There are disposed plural unit cells each including plural photodiodes 101A and 101B, plural transfer MOSFETs 102A and 102B arranged corresponding to the plural photodiodes, respectively, and a common MOSFET 104 which amplifies and outputs signals read from the plural photodiodes. Each pair within the unit cell, composed of the photodiode and the transfer MOSFET provided corresponding to the photodiode, has translational symmetry with respect to one another. Within the unit cell, there are included a reset MOSFET and selecting MOSFET.
IMAGE SENSOR INCLUDING TEMPERATURE SENSOR AND ELECTRONIC SHUTTER FUNCTION
An image capture device includes an image sensor, a reading component, a timing generator, and a voltage regulator. The image sensor includes a temperature sensor configured to measure temperature measurements of the image sensor. The reading component is configured to read the temperature measurements from the temperature sensor. The timing generator is configured to apply an electronic shutter pulse to the image sensor. The voltage regulator is coupled between the temperature sensor and the reading component for regulating increased voltage at the reading component resulting from the electronic shutter pulse.
Solid-state image pickup device
A solid-state image pickup device capable of suppressing the generation of dark current and/or leakage current is provided. The solid-state image pickup device has a first substrate provided with a photoelectric converter on its primary face, a first wiring structure having a first bonding portion which contains a conductive material, a second substrate provided with a part of a peripheral circuit on its primary face, and a second wiring structure having a second bonding portion which contains a conductive material. In addition, the first bonding portion and the second bonding portion are bonded so that the first substrate, the first wiring structure, the second wiring structure, and the second substrate are disposed in this order. Furthermore, the conductive material of the first bonding portion and the conductive material of the second bonding portion are surrounded with diffusion preventing films.
Rear-face illuminated solid state image sensors
A microelectronic unit includes a semiconductor element having a front surface to which a packaging layer is attached, and a rear surface remote from the front surface. The element includes a light detector including a plurality of light detector element arranged in an array disposed adjacent to the front surface and arranged to receive light through the rear surface. The semiconductor element also includes an electrically conductive contact at the front surface connected to the light detector. The conductive contact includes a thin region and a thicker region which is thicker than the thin region. A conductive interconnect extends through the packaging layer to the thin region of the conductive contact, and a portion of the conductive interconnect is exposed at a surface of the microelectronic unit.
IMAGE SENSOR BENDING BY INDUCED SUBSTRATE SWELLING
A curved image sensor chip has a first side and a second side opposite the first side. The second side includes light sensors configured to generate electrical signals in response to receiving light. A substrate is in contact with the first side of the curved image sensor chip and is configured to increase in volume so as to apply a bending force to form the curved image sensor chip.
Solid-state image pickup device and method of driving the same
A solid-state image pickup device includes: a photoelectric conversion element including a charge accumulation region, the photoelectric conversion element performing photoelectric conversion on incident light and accumulating, in the charge accumulation region, electric charge obtained through the photoelectric conversion; a charge-voltage conversion element accumulating the electric charge obtained through the photoelectric conversion; and a charge accumulation element adjacent to the photoelectric conversion element, part or all of the charge accumulation element overlapping the charge accumulation region, and the charge accumulation element adding capacitance to capacitance of the charge-voltage conversion element.
Semiconductor photomultiplier and readout method
A silicon photomultiplier device is provided. The device comprises a plurality of photosensitive cells each having a photo-detector, a quench resistive load and a first stage capacitive load. The device is arranged in a three electrode connection configuration comprising first and second electrodes arranged to operably provide a biasing of the device and a third electrode operably used to readout a signal from the device. A second stage capacitive load is operably coupled to two or more photosensitive cells.