Samsung Electronics Co., Ltd.

Changki Kim

Jong Hoon Won

Yong Joo Lee

Hyung Jun Kim

Dmitry Androsov

Dong-Seok Leem

Ohkyu Kwon

Jae Jun Lee

Hyunseok Choi

Myungsup Jung

Rae Sung Kim

Hwang Suk Kim

Mi Jeong Kim

Hyesung Choi

Insun Park

Masashi Tsuji

Bum Woo Park

Joungeun Yoo

Kitae Park

Eun Sung Lee

Seunghyun Lee

Kalinina Fedosya

In Sun Park

Ju Hyun Kim

Hye Ran Kim

A sensor includes first and second electrodes, and an infrared photoelectric conversion layer between the first and second electrodes, the infrared photoelectric conversion layer being configured to absorb light in at least a portion of an infrared wavelength spectrum and convert the absorbed light to an electrical signal. The infrared photoelectric conversion layer includes a first material having a maximum absorption wavelength in an infrared wavelength spectrum, a second material forming a pn junction with the first material, and a third material having an energy band gap greater than the energy band gap of the first material by greater than or equal to about 1.0 eV. The first material, the second material, and the third material are different from each other, and each of the first material, the second material, and the third material is a non-polymeric material.

Sensor and electronic device

A compound is represented by Chemical Formula 1. In Chemical Formula 1, Rto R, Rto R, and n are the same as defined in the detailed description.

Compounds, infrared absorbers, infrared absorbing/blocking films, photoelectric devices, sensors, and electronic devices

An infrared absorber includes a compound represented by Chemical Formula 1. An infrared absorbing/blocking film, a photoelectric device, an organic sensor, and an electronic device may include the infrared absorber. In Chemical Formula 1, Ar, X, X, Y, Y, R, R, R, R, R, and Rare the same as defined in the detailed description.

Infrared absorbers, infrared absorbing/blocking films and photoelectric devices and organic sensors and electronic devices

A sensor includes an anode and a cathode, and a near-infrared photoelectric conversion layer between the anode and the cathode. The near-infrared photoelectric conversion layer is configured to absorb light of at least a portion of a near-infrared wavelength spectrum and convert the absorbed light into an electrical signal. The near-infrared photoelectric conversion layer includes a first material having a maximum absorption wavelength in the near-infrared wavelength spectrum and a second material forming a pn junction with the first material and having a wider energy bandgap than an energy bandgap of the first material. The first material is included in the near-infrared photoelectric conversion layer in a smaller amount than the second material.

Sensors and electronic devices

A sensor includes a first electrode, a second electrode facing the first electrode, and a light absorbing layer between the first electrode and the second electrode. The light absorbing layer may have a first absorption spectrum having a first absorption peak in a first infrared wavelength region and a second absorption peak in a second infrared wavelength region, the second infrared wavelength region being a longer wavelength region than the first infrared wavelength region. The second absorption spectrum does not at least partially overlap with the first absorption spectrum. The second absorption spectrum may have a lower absorption intensity than the first absorption spectrum. An external quantum efficiency (EQE) spectrum that is amplified in the second infrared wavelength region is exhibited in the sensor.

Disclosed are an optical filter including a near infrared absorption layer on a polymer film. The polymer film has a* of about &#x2212;5.0 to about +5.0 and b* of about &#x2212;5.0 to about +5.0 in a color coordinate expressed by a CIE Lab color space. The near infrared absorption layer may be configured to transmit light in a visible region and to selectively absorb at least one part of light in a near infrared region. The near infrared absorption layer includes a first near infrared absorption material including a copper phosphate ester compound and a second near infrared absorption material including at least two different organic dyes. The second near infrared absorption material has a maximum absorption wavelength (&#x3bb;) in a wavelength region of about 650 nm to about 1200 nm. An electronic device may include the optical filter.

Optical filter, and camera module and electronic device comprising the same

A polymer being a product of reactants including a diamine and a monomer represented by Chemical Formula 1: wherein, in Chemical Formula 1, R, R, o, p, L, A, R, m, and n are the same as defined in the detailed description.

Monomer, polymer, compensation film, optical film, and display device

Disclosed are an optical structure, and a camera module and an electronic device including the same. The optical structure includes a transparent substrate; a first moisture-proof layer disposed on the transparent substrate and including a first organic material having moisture-proof properties; and a first near-infrared absorbing layer disposed between the transparent substrate and the first moisture-proof layer and including a copper complex, wherein the first organic material having moisture-proof properties has a water vapor transmission rate (WVTR) of less than or equal to about 100 g/m/day measured at a thickness of 100 &#x3bc;m.

Optical structure, camera module, and electronic device

A compound is represented by Chemical Formula 1. The compound may be included in, a film, an infrared sensor, a combination sensor, and/or an electronic device. 

Compound and film and IR sensor and combination sensor and electronic device

Disclosed are a near-infrared absorbing composition, an optical structure, and a camera module and an electronic device including the same. The near-infrared absorbing composition includes a copper complex represented by Chemical Formula 1. Definitions of Chemical Formula 1 are the same as described in the detailed description.

Near-infrared absorbing composition, optical structure, and camera module and electronic device comprising the same

Disclosed are a near-infrared absorbing composition, an optical structure, and a camera module and an electronic device including the same. The near-infrared absorbing composition includes a copper salt capable of absorbing light in a near-infrared wavelength region and an amine compound, wherein the amine compound includes a first amine compound having no polymerizable functional group and a second amine compound including at least monofunctional polymerizable functional group.

Near-infrared absorbing composition, optical structure comprising the same, and camera module and electronic device comprising the same

Disclosed are a compound represented by Chemical Formula 1, an optical filter, an image sensor, a camera module, and an electronic device. In Chemical Formula 1, Rto Rand n are the same as defined in the detailed description.

Compound and optical filter and image sensor and camera module and electronic device

A composition for a near-infrared light-absorbing film includes a binder and compounds represented by separate particular chemical formulae. A near-infrared light-absorbing film may include a near-infrared light-absorbing layer including a cured product of the composition. A camera device may include the near-infrared light-absorbing film, and an electronic device may include the camera device.

Composition for near-infrared light-absorbing films, near-infrared light-absorbing layers, camera modules, and electronic devices

A composition for a near-infrared light-absorbing film includes a binder, a compound represented by Chemical Formula 1, and a compound represented by Chemical Formula 2, wherein a total amount of the compound represented by Chemical Formula 1 and the compound represented by Chemical Formula 2 ranges from about 2.0 parts by weight to about 2.6 parts by weight based on 100 parts by weight of the binder. A near-infrared light-absorbing film may include a near-infrared light-absorbing layer including a cured product of the composition. A camera device may include the near-infrared light-absorbing film, and an electronic device may include the camera device.

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Suwon-si, South Korea

Changki Kim