Canon Kabushiki Kaisha

Sony Semiconductor Solutions Corporation

Hiroki Hiyama

Katsuhito Sakurai

Toru Koizumi

Shigetoshi Sugawa

Tetsunobu Kochi

Isamu Ueno

Kohichi Nakamura

Hideaki Takada

Tetsuya Itano

Akira Okita

Kazuhiro Saito

Masanori Ogura

Kazuo Yamazaki

Katsuhisa Ogawa

Masaru Fujimura

Fumihiro Inui

Seiichiro Sakai

Tomoko Eguchi

Koichiro Iwata

Yu Maehashi

Yasuji Ikeda

Hideo Kobayashi

Hiroaki Kameyama

Masaaki Iwane

Yuu Arishima

Takeshi Akiyama

Shizunori Matsumoto

Hideyuki Arai

Yu Arishima

Takahiro Miura

Tatsuki Nishino

Tomohiro Matsumoto

Akihiko Miyanohara

Yuuichirou Hatano

Tesunobu Kochi

Masahiro Kobayashi

Masaaki Suzuki

Shin Kikuchi

Keisuke Ota

Seiichirou Sakai

Noriyuki Nakai

Masanori Shibata

Yuichiro Hatano

Satoshi Suzuki

Daisuke Yoshida

Yuichiro Yamashita

Seiji Hashimoto

Nobuhiro Takeda

Junji Iwata

Takamasa Sakuragi

Tatsuya Ryoki

Kazuhiro Sonoda

Takashi Muto

Toshiaki Ono

Toshiaki Endo

Hidetoshi Hayashi

Tomoya Kumagai

Tatsuhiko Yamazaki

Yasuhiro Oguro

Takahiro Yamasaki

Tomoya Yoneda

Isami Ueno

A time measurement device according to the present disclosure includes: a first light receiving unit; a first timing detection unit; a first calculation unit; and a histogram generation unit. The first light receiving unit is configured to detect first pulse light and second pulse light. The first pulse light corresponds to emission pulse light emitted from a light emitting unit. The second pulse light includes reflected light by a target object. The reflected light by the target object corresponds to the emission pulse light. The first timing detection unit is configured to detect a first light receiving timing of the first pulse light and a second light receiving timing of the second pulse light by the first light receiving unit on the basis of an output signal of the first light receiving unit. The first calculation unit is configured to calculate a first time value by performing a subtraction process on the basis of the first light receiving timing and the second light receiving timing. The histogram generation unit is configured to generate a histogram on the basis of the first time value.

Time measurement device

To control an excess bias to an appropriate value in a light detection device. A solid-state image sensor includes a photodiode, a resistor, and a control circuit. In this solid-state image sensor, the photodiode photoelectrically converts incident light and outputs a photocurrent. Furthermore, in the solid-state image sensor, the resistor is connected to a cathode of the photodiode. Furthermore, in the solid-state image sensor, the control circuit supplies a lower potential to an anode of the photodiode as a potential of the cathode of when the photocurrent flows through the resistor is higher.

Solid-state image sensor and electronic device

An object of the present invention is to prevent a sensitivity difference between pixels. There are disposed plural unit cells each including plural photodiodes, plural transfer MOSFETs arranged corresponding to the plural photodiodes, respectively, and a common MOSFET 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.

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 with plural transfer MOSFETs arranged respectively corresponding to the plural photodiodes, and a common MOSFET that amplifies and outputs signals read from the plural photodiodes. The unit cell includes reset and selecting MOSFETs. Within the unit cell, each pair of photodiode and corresponding transfer MOSFET has translational symmetry with respect to one another.

An electronic circuit includes a generating circuit for generating a first group of signals and a second group of signals, and a transmission path for transmitting the first group of signals and the second group of signals. The first group of signals are composed of signals synchronized with a first edge that is one of the rising edge and the falling edge of a reference clock, and the second group of signals are composed of signals synchronized with a second edge that is the other of the rising edge and falling edge. The transmission path includes first transmission lines for transmitting the signals composing the first group and second transmission lines for transmitting the signals composing the second group, and the first and second transmission lines are alternately arranged.

Electronic circuit and camera

In a period in which a pixel signal of another pixel is read out from the pixel, a transistor connected to a floating diffusion region of a pixel not performing reading out of a pixel signal from the pixel is turned off.

Driving method of imaging apparatus, imaging apparatus, and imaging system

An imaging apparatus includes: a first signal processing circuit arranged in a first direction to process a signal from a first group of pixels; a second signal processing circuit arranged in a second direction to process a signal from a second group of pixels; a first external connecting terminal arranged in the first direction to supply a first potential to the first signal processing circuit; a second external connecting terminal arranged in the second direction to supply the first potential to the second signal processing circuit; a third external connecting terminal arranged in the first direction to supply a second potential to the first group of pixels; and a fourth external connecting terminal arranged in the second direction to supply the second potential to the second group of pixels.

Imaging apparatus and imaging system

A solid-state imaging apparatus and an imaging system which can reduce the occurrence of darkening and decrease deterioration in CDS performance are provided. The solid-state imaging apparatus has: a pixel unit including a photoelectric conversion unit for generating a signal by a photoelectric conversion; an amplifier unit for amplifying the signal generated by the photoelectric conversion unit; and a limiting circuit for limiting a level of an output signal from the amplifier unit. The pixel unit outputs a noise signal under a reset state during a first period and outputs a pixel signal under a non-reset state during a second period. The limiting circuit limits the level of the output signal from the amplifier unit in the first period, lower than the level of the output signal from the amplifier unit in the second period.

Solid-state imaging apparatus and imaging with a limiting circuit for limiting an amplifier output in first and second periods to first and second ranges

After a signal level of a digital signal is changed in a period in which a plurality of memories is sampling the digital signal, a signal for causing the plurality of memories to hold the digital signal being sampled by the plurality of memories is supplied to the plurality of memories.

Analog-digital conversion circuit drive method, analog-digital conversion circuit, imaging device, imaging system, and analog-digital conversion circuit inspection method

An image pickup apparatus includes a plurality of pixels arranged in rows and columns, a plurality of comparators, each of the comparators including a switch for controlling an operation, a signal line which is provided commonly to the switches of the plurality of comparators and through which a control signal for controlling the switches of the plurality of comparators is supplied, a control signal generation unit, and a signal line control unit configured to control an electric potential of the signal line to be set as a fixed electric potential.

Image pickup apparatus and image pickup system using image pickup apparatus

Provided is an imaging apparatus and an imaging system that can suppress high-brightness darkening phenomenon without preventing achievement of high-speed operation. The imaging apparatus includes: pixels each outputting a signal based on photoelectric conversion to each of signal lines; clip units each having a first transistor for clipping the voltage of each of the signal lines; a holding capacitor having a first electrode connected to a control electrode of the first transistor, and having a second electrode; a shift unit configured to supply, to the second electrodes, a plurality of voltages having values different from each other; and a voltage supplying unit provided separately from the shift unit and supplying a first voltage to the second electrodes.

The present invention relates to a technology for providing a selection unit configured to perform selection of a bit memory that holds a signal of a first bit of a digital signal from among a plurality of bit memories commonly in a memory unit in each of a plurality of AD conversion units.

Image pickup apparatus, image pickup system, driving method for the image pickup apparatus, and inspection method for the image pickup apparatus

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Zama, Japan

Hiroki Hiyama