Panasonic Intellectual Property Management Co., Ltd.

Panasonic Corporation

Matsushita Electric Industrial Co., Ltd.

Panasonic Intellectual Property Corporation of America

Miraxia Edge Technology Corporation

Nuvoton Technology Corporation Japan

Toshiya Fujii

Takamasa Ando

Kazuyuki Inokuma

Tsuguhiro Korenaga

Tatsuya Nakamura

Masao Hiramoto

Hiroyoshi Komobuchi

Mitsuhiko Otani

Shinichi Tashiro

Seiji Nishiwaki

Takahiko Murata

Yusuke Monobe

Takumi Yamaguchi

Shigeo Sakaue

Haruka Takano

Tohru Yamada

Yukihiro Tanizoe

Akiyoshi Kohno

Takuya Asano

Keijirou Itakura

Ryoichi Nagayoshi

Takeo Azuma

Satoshi Sato

Masaaki Suzuki

Kunio Nobori

Shigetaka Kasuga

Yasutoshi Yamamoto

Yuji Matsuda

Junji Ito

Junichi Matsuo

Masayuki Yoneyama

Kunihiro Imamura

Tsuyoshi Hasuka

Yasuhiro Morinaka

Yuki Minami

Izumi Shimizu

Michihiro Yamagata

Yasuhiro Tanaka

Teruhiro Shiono

Hiroaki Okayama

Kazutoshi Onozawa

Yoshiaki Kato

Shinji Yamamoto

Masaaki Yanagida

Shinzo Koyama

Toshinobu Hatano

Nobukazu Teranishi

Makoto Kawakami

Shigeru Saitou

Kenji Arakawa

Toshiyuki Nakashima

Jun Kajiwara

Yoshiaki Sugitani

Takahiro Iwasawa

Mayu Ogawa

Keiichi Tsumura

Kentaro Takakura

Makoto Yarino

Syouji Tanaka

Yoshihisa Shimazu

Hiroki Hachiyama

Toshiya Kogishi

Ryohei Miyagawa

Minako Shimizu

Takumi Yamaguti

Junji Tokumoto

Akito Kidera

Nobutaka Nakamae

Ryuichi Miyakoshi

Keijiro Itakura

Wataru Matsumoto

Naomi Satoi

Ryouichi Nagayoshi

A ranging device includes: a pulse generator; a controller that controls the pulse generator according to n (n is an integer greater than or equal to 4) types of packet generation codes indicating whether or not to expose or emit light in each of unit segments corresponding to distance segments into which a ranging range is divided; a light source; a solid-state image capturer; and a distance calculator that calculates the distance based on n types of signal values per unit segment obtained from the solid-state image capturer.

Ranging device and ranging method

An imaging device includes: a solid-state image sensor that is exposed to reflection light from an object and accumulates signal charges; and a control arithmetic device that controls irradiation by an infrared light source and exposure of the solid-state image sensor. The solid-state image sensor includes: photoelectric converters that convert the reflection light from the object into the signal charges; and charge accumulators that accumulate the signal charges. The imaging device performs, within one frame period, m types of exposure sequences (m is an integer greater than or equal to four) for controlling the irradiation and the exposure; assigns the charge accumulators exclusively to the m types of exposure sequences; accumulates, into the charge accumulators, the signal charges obtained from n (n is an integer greater than or equal to three) of the photoelectric converters in at least one type of exposure sequence among the m types of exposure sequences.

Imaging device

An optical filter including filter regions arrayed two-dimensionally, in which the filter regions include a first region and a second region; a wavelength distribution of an optical transmittance of the first region has a first local maximum in a first wavelength band and a second local maximum in a second wavelength band that differs from the first wavelength band, and a wavelength distribution of an optical transmittance of the second region has a third local maximum in a third wavelength band that differs from each of the first wavelength band and the second wavelength band and a fourth local maximum in a fourth wavelength band that differs from the third wavelength band.

Imaging device provided with light source that emits pulsed light and image sensor

A distance measurement system includes: a signal generator which generates a light emission signal that instructs light emission and an exposure signal that instructs exposure of reflected light; a first illumination and distance measurement light source which receives the light emission signal and, according to the signal received, performs the light emission for illumination without a purpose of distance measurement and the light emission with the purpose of distance measurement using the reflected light; an imaging device which receives the exposure signal, performs the exposure according to the signal received, and obtains an amount of light exposure of the reflected light; and a calculator which calculates distance information using the amount of light exposure and outputs the distance information, wherein the distance measurement system has operation modes including an illumination mode and a first distance measurement mode.

Distance measurement system and solid-state imaging sensor used therefor

An imaging apparatus including a light source that, in operation, emits pulsed light to a measurement target; a diffusion member that is disposed between the light source and the measurement target, and diffuses the pulsed light; an image sensor that includes at least one pixel, the at least one pixel including a photodiode and a charge accumulator that, in operation, accumulates signal charge from the photodiode; and a control circuit that, in operation, controls the image sensor. The control circuit causes the image sensor to start to accumulate the signal charge with the charge accumulator in a falling period of a returned pulsed light which is returned from the measurement target to the image sensor due to the emission of the pulsed light, the falling period being a period from start to end of a decrease of an intensity of the returned pulsed light.

Imaging apparatus including light source that emits pulsed light, image sensor, and control circuit

An imaging apparatus includes an imaging device, a first imaging optical system and a second imaging optical system that form respective input images from mutually different viewpoints onto the imaging device, and a first modulation mask and a second modulation mask that modulate the input images formed by the first imaging optical system and the second imaging optical system. The imaging device captures a superposed image composed of the two input images that have been formed by the first imaging optical system and the second imaging optical system, modulated by the first modulation mask and the second modulation mask, and optically superposed on each other, and the first modulation mask and the second modulation mask have mutually different optical transmittance distribution characteristics.

Imaging apparatus, image processing apparatus, imaging system, imaging method, image processing method, and recording medium

A biological information detection device according to an aspect of the present disclosure includes: a light source that, in operation, emits irradiation light for irradiating a test portion of a subject; a light detector that, in operation, detects light reached from the test portion and that outputs an electrical signal corresponding to the light; and a calculation circuit that, in operation, generates a signal of biological information related to a blood flow in a target area in the test portion based on the electrical signal. The light detector is an image sensor. The electrical signal includes an image signal obtained by the image sensor. The calculation circuit, in operation, detects a magnitude of an inclination of an orientation of the test portion with respect to a reference orientation by image recognition based on the image signal, and determines the target area according to the magnitude of the inclination of the orientation of the test portion.

Biological information detection device including calculation circuit that generates signal of biological information

An imaging device includes a light source, an image sensor, and a controller. Each pixel of the image sensor includes first and second accumulators and a discharger. The controller, while a component of light from the light source reflected by the surface of a target is incident on the image sensor, causes the accumulators to accumulate signal charge not discharged to the discharger, by setting the image sensor so that signal charge is discharged to the discharger, while a component having scattered inside the target is incident on the image sensor, causes the first accumulator to accumulate signal charge by setting the image sensor so that signal charge is not discharged to the discharger and signal charge is accumulated in the first accumulator, and causes the image sensor to generate first and second signals that are respectively based on signal charge accumulated in the first and second accumulators.

Imaging device provided with light source, image sensor including first accumulator and second accumulator, and controller

An imaging device according to an aspect of the present disclosure is provided with: a light source that, in operation, emits pulsed light including components of different wavelengths; an encoding element that has regions each having different light transmittance, through which incident light from a target onto which the pulsed light has been irradiated is transmitted; a spectroscopic element that, in operation, causes the incident light transmitted through the regions to be dispersed into light rays in accordance with the wavelengths; and an image sensor that, in operation, receives the light rays dispersed by the spectroscopic element.

An image pickup apparatus includes: a first light source which, in operation, emits first pulsed light to project a first image of a first pattern at a first position in a predetermined region of a subject, and emits second pulsed light to project a second image of a second pattern at a second position, different from the first position, in the predetermined region of the subject; an image sensor including multiple pixels each including a photodetector that, in operation, converts received light into a signal charge, and a first accumulator and a second accumulator each of which, in operation, accumulates the signal charge; and a control circuit which, in operation, controls the first light source and the image sensor.

Image pickup apparatus including light source, image sensor, and control circuit

Growing community of inventors

Shiga, Japan

Toshiya Fujii