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Yasuaki Hisamatsu patents

Recent patents with Yasuaki Hisamatsu listed as an inventor - additional entries may be under other spellings.


Yasuaki Hisamatsu - Related organizations: Sony Corporation patents

Column a/d converter, column a/d conversion method, solid imaging device, and camera system

11/12/15 - 20150326811 - The present invention relates to a column A/D converter, column A/D conversion method, imaging device, and camera system that can reduce the amount of IR drop by dispersing the current consumed during the count operation, mitigate the counter characteristic degradation, readily reduce the amount of fluctuation in the power source
Inventors: Yuusuke Nishida, Yasuaki Hisamatsu

A/d converter, a/d conversion method, solid-state imaging element and camera system

08/13/15 - 20150229853 - A solid-state imaging device having an analog-digital converter, and an analog-digital conversion method are described herein. An example of a solid-state imaging device comprises a bit inconsistency prevention section configured to prevent bit inconsistency between output of a low-level bit latch section and a high-level bit counting section.
Inventors: Hiroyuki Iwaki, Hirotaka Murakami, Yoshiaki Inada, Yasuaki Hisamatsu

A/d conversion circuit, solid-state image sensor, and camera system

06/13/13 - 20130147999 - An A/D conversion circuit in which a counter is made to be capable of performing counting at both edges of a clock, up/down count values can be switched while the up/down count values are held, and the duty of the counting operation is difficult to be distorted even with the
Inventors: Yasuaki Hisamatsu

A/d converter, a/d conversion method, solid-state imaging element and camera system

03/21/13 - 20130068931 - A solid-state imaging device having an analog-digital converter, and an analog-digital conversion method are described herein. An example of a solid-state imaging device includes a bit inconsistency prevention section configured to prevent bit inconsistency between output of a low-level bit latch section and a high-level bit counting section.
Inventors: Hiroyuki Iwaki, Hirotaka Murakami, Yoshiaki Inada, Yasuaki Hisamatsu

Solid-state imaging device, driving control method thereof, and imaging apparatus

02/16/12 - 20120038804 - A solid-state imaging including a comparing circuit, an inverting circuit, and a masking circuit, and that performs column parallel AD conversion processing of analog pixel signals output from a plurality of pixels arranged in a two-dimensional matrix form. The comparing circuit outputs a difference signal obtained by comparing each of
Inventors: Yuichiro Araki, Takahisa Ueno, Junichi Inutsuka, Nozomu Takatori, Yasuaki Hisamatsu

Solid-state image pickup device and camera system

01/12/12 - 20120008033 - A solid-state image pickup device and a camera system in which: (1) counters are organized into a counter group and a memory group on a column-by-column basis; (2) in each column, the individual counters are cascade-connected between individual bits; (3) switches are provided at bit output portions of the individual
Inventors: Yasuaki Hisamatsu

Signal processing circuit, solid-state imaging device, and camera system

11/17/11 - 20110279723 - A signal processing circuit includes: a reference signal generating circuit that generates a reference signal of a ramp waveform of which a voltage value varies with the lapse of time by changing a current; and a signal processing unit including a plurality of processing sections that process the reference signal
Inventors: Kenichi Takamiya, Yuji Gendai, Yasuaki Hisamatsu, Tadafumi Nagata

Solid-state imaging device and camera system

08/25/11 - 20110205386 - A solid-state imaging device including: a pixel section formed by a matrix-like array of a plurality of pixels performing photoelectric conversion; and a pixel signal readout section reading out a pixel signal from the pixel section in units for reading each formed by a plurality of pixels, wherein the pixel
Inventors: Ken Koseki, Yasuaki Hisamatsu

Method and apparatus for processing a pixel signal

06/23/11 - 20110149124 - An NchMOS transistor Q71 on the input side of a current mirror 70 is made function as a voltage operating-point setting portion so that a pixel signal line potential (voltage of a horizontal signal line 20) would be constantly stable nearly at the GND. Then, an amplification factor and linearity
Inventors: Ken Koseki, Tsutomu Haruta, Yukihiro Yasui, Yasuaki Hisamatsu

A/d conversion circuit, solid-state image sensor, and camera system

08/05/10 - 20100194949 - There are provided an A/D conversion circuit in which a counter is made to be capable of performing counting at both edges of a clock, up/down count values can be switched while the up/down count values are held, and the duty of the counting operation is difficult to be distorted
Inventors: Yasuaki Hisamatsu

Solid-state image pickup device and camera system

11/12/09 - 20090278969 - A solid-state image pickup device and a camera system in which: (1) counters are organized into a counter group and a memory group on a column-by-column basis; (2) in each column, the individual counters are cascade-connected between individual bits; (3) switches are provided at bit output portions of the individual
Inventors: Yasuaki Hisamatsu

Solid state image capturing apparatus and camera apparatus

09/03/09 - 20090219428 - A solid state image capturing apparatus is disclosed. A pixel array section has unit pixels containing photoelectric conversion elements, the unit pixels being two-dimensionally arranged in a matrix, and column signal wires correspondingly to columns of the matrix of the unit pixels. A line scanning section selectively controls lines of
Inventors: Hiromi Nakano, Yasuaki Hisamatsu

Solid-state imaging device, driving control method thereof, and imaging apparatus

04/02/09 - 20090086067 - A solid-state imaging includes a comparing circuit, an inverting circuit, and a masking circuit, and performs column parallel AD conversion processing of analog pixel signals outputted from a plurality of pixels arranged in a two-dimensional matrix form. The comparing circuit outputs a difference signal obtained by comparing each of the
Inventors: Yuichiro Araki, Takahisa Ueno, Junichi Inutsuka, Nozomu Takatori, Yasuaki Hisamatsu


### Yasuaki Hisamatsu patent invention listings

The bibliographic references displayed about Yasuaki Hisamatsu's patents are for a recent sample of Yasuaki Hisamatsu's publicly published patent applications. The inventor/author may have additional bibliographic citations listed at the USPTO.gov. FreshPatents.com is not associated or affiliated in any way with the author/inventor or the United States Patent/Trademark Office but is providing this non-comprehensive sample listing for educational and research purposes using public bibliographic data published and disseminated from the United States Patent/Trademark Office public datafeed. This information is also available for free on the USPTO.gov website. If Yasuaki Hisamatsu filed recent patent applications under another name, spelling or location then those applications could be listed on an alternate page. If no bibliographic references are listed here, it is possible there are no recent filings or there is a technical issue with the listing--in that case, we recommend doing a search on the USPTO.gov website.

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