Membership
Tour
Register
Log in
Hiroaki Ebihara
Follow
Person
Santa Clara, CA, US
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Calibration circuit for ramp settling assist circuit in local ramp...
Patent number
11,968,468
Issue date
Apr 23, 2024
OmniVision Technologies, Inc.
Hiroaki Ebihara
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Circuit and method for image artifact reduction in high-density, hi...
Patent number
11,871,135
Issue date
Jan 9, 2024
OmniVision Technologies, Inc.
Selcuk Sen
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Trimming control circuit for current integration ramp DAC settling...
Patent number
11,770,634
Issue date
Sep 26, 2023
OmniVision Technologies, Inc.
Zhenfu Tian
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Voltage domain global shutter readout circuit
Patent number
11,729,529
Issue date
Aug 15, 2023
OmniVision Technologies, Inc.
Zhe Gao
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Ramp settling assist circuit in local ramp buffer circuit
Patent number
11,722,801
Issue date
Aug 8, 2023
OmniVision Technologies, Inc.
Hiroaki Ebihara
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Nine cell pixel image sensor with phase detection autofocus
Patent number
11,683,602
Issue date
Jun 20, 2023
OmniVision Technologies, Inc.
Sangjoo Lee
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Circuit and method for image artifact reduction in high-density, hi...
Patent number
11,683,604
Issue date
Jun 20, 2023
OmniVision Technologies, Inc.
Liang Zuo
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Dual row select pixel for fast pixel binning
Patent number
11,658,202
Issue date
May 23, 2023
OmniVision Technologies, Inc.
Tiejun Dai
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Layout design of dual row select structure
Patent number
11,652,131
Issue date
May 16, 2023
OmniVision Technologies, Inc.
Sang Joo Lee
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Comparator first stage clamp
Patent number
11,381,771
Issue date
Jul 5, 2022
OmniVision Technologies, Inc.
Hiroaki Ebihara
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Column amplifier capacitor switch circuit to adjust analog gain
Patent number
11,290,674
Issue date
Mar 29, 2022
OmniVision Technologies, Inc.
Hiroaki Ebihara
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Image sensor with capacitor randomization for column gain
Patent number
11,240,458
Issue date
Feb 1, 2022
OmniVision Technologies, Inc.
Hiroaki Ebihara
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Column amplifier reset circuit
Patent number
11,240,456
Issue date
Feb 1, 2022
OmniVision Technologies, Inc.
Hiroaki Ebihara
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Comparator stage with DC cut device for single slope analog to digi...
Patent number
11,206,039
Issue date
Dec 21, 2021
OmniVision Technologies, Inc.
Hiroaki Ebihara
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Image sensor far end driver circuitry providing fast settling row c...
Patent number
11,095,836
Issue date
Aug 17, 2021
OmniVision Technologies, Inc.
Rui Wang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Versatile image sensor circuit
Patent number
10,951,840
Issue date
Mar 16, 2021
OmniVision Technologies, Inc.
Rui Wang
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Column amplifier reset circuit with comparator
Patent number
10,924,701
Issue date
Feb 16, 2021
OmniVision Technologies, Inc.
Hiroaki Ebihara
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
CMOS image sensor clamping method with divided bit lines
Patent number
10,827,143
Issue date
Nov 3, 2020
OmniVision Technologies, Inc.
Hiroaki Ebihara
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Integrating ramp circuit with reduced ramp settling time
Patent number
10,826,470
Issue date
Nov 3, 2020
OmniVision Technologies, Inc.
Liang Zuo
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Bias circuit for use with divided bit lines
Patent number
10,819,936
Issue date
Oct 27, 2020
OmniVision Technologies, Inc.
Hiroaki Ebihara
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
CMOS image sensor with divided bit lines
Patent number
10,750,111
Issue date
Aug 18, 2020
OmniVision Technologies, Inc.
Hiroaki Ebihara
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Two stage gray code counter with a redundant bit
Patent number
10,659,055
Issue date
May 19, 2020
OmniVision Technologies, Inc.
Satoshi Sakurai
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Gray code counting signal distribution system
Patent number
10,659,056
Issue date
May 19, 2020
OmniVision Technologies, Inc.
Satoshi Sakurai
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Dual conversion gain high dynamic range readout for comparator of d...
Patent number
10,615,190
Issue date
Apr 7, 2020
OmniVision Technologies, Inc.
Hiroaki Ebihara
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Small pixels having dual conversion gain providing high dynamic range
Patent number
10,510,796
Issue date
Dec 17, 2019
OmniVision Technologies, Inc.
Rui Wang
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Comparator for double ramp analog to digital converter
Patent number
10,498,999
Issue date
Dec 3, 2019
OmniVision Technologies, Inc.
Hiroaki Ebihara
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Comparator output circuitry for single slope analog to digital conv...
Patent number
10,498,322
Issue date
Dec 3, 2019
OmniVision Technologies, Inc.
Hiroaki Ebihara
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Ramp signal settling reduction circuitry
Patent number
10,498,993
Issue date
Dec 3, 2019
OmniVision Technologies, Inc.
Hiroaki Ebihara
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Dual conversion gain high dynamic range readout for comparator of d...
Patent number
10,431,608
Issue date
Oct 1, 2019
OmniVision Technologies, Inc.
Hiroaki Ebihara
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Two stage amplifier readout circuit in pixel level hybrid bond imag...
Patent number
10,375,338
Issue date
Aug 6, 2019
OmniVision Technologies, Inc.
Zheng Yang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
TRIMMING CONTROL CIRCUIT FOR CURRENT INTEGRATION RAMP DAC SETTLING...
Publication number
20230336889
Publication date
Oct 19, 2023
OMNIVISION TECHNOLOGIES, INC.
Zhenfu Tian
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
CALIBRATION CIRCUIT FOR RAMP SETTLING ASSIST CIRCUIT IN LOCAL RAMP...
Publication number
20230336891
Publication date
Oct 19, 2023
OMNIVISION TECHNOLOGIES, INC.
Hiroaki Ebihara
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
BITLINE SETTLING AND POWER SUPPLY REJECTION RATIO IN A NINE CELL PI...
Publication number
20230328405
Publication date
Oct 12, 2023
OMNIVISION TECHNOLOGIES, INC.
Xuelian Liu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Circuit and Method for Image Artifact Reduction in High-Density, Hi...
Publication number
20230247330
Publication date
Aug 3, 2023
OMNIVISION TECHNOLOGIES, INC.
Selcuk SEN
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
COMPARATOR FIRST STAGE CLAMP
Publication number
20220201231
Publication date
Jun 23, 2022
OMNIVISION TECHNOLOGIES, INC.
Hiroaki Ebihara
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
IMAGE SENSOR WITH CAPACITOR RANDOMIZATION FOR COLUMN GAIN
Publication number
20210392286
Publication date
Dec 16, 2021
OMNIVISION TECHNOLOGIES, INC.
Hiroaki Ebihara
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
LAYOUT DESIGN OF DUAL ROW SELECT STRUCTURE
Publication number
20210358994
Publication date
Nov 18, 2021
OMNIVISION TECHNOLOGIES, INC.
Sang Joo Lee
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
DUAL ROW SELECT PIXEL FOR FAST PIXEL BINNING
Publication number
20210360175
Publication date
Nov 18, 2021
OMNIVISION TECHNOLOGIES, INC.
Tiejun Dai
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
IMAGE SENSOR FAR END DRIVER CIRCUITRY PROVIDING FAST SETTLING ROW C...
Publication number
20210152756
Publication date
May 20, 2021
OMNIVISION TECHNOLOGIES, INC.
Rui Wang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
VERSATILE IMAGE SENSOR CIRCUIT
Publication number
20210067714
Publication date
Mar 4, 2021
OMNIVISION TECHNOLOGIES, INC.
Rui Wang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
COLUMN AMPLIFIER RESET CIRCUIT WITH COMPARATOR
Publication number
20210021774
Publication date
Jan 21, 2021
OMNIVISION TECHNOLOGIES, INC.
Hiroaki Ebihara
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
COLUMN AMPLIFIER RESET CIRCUIT
Publication number
20200396403
Publication date
Dec 17, 2020
OMNIVISION TECHNOLOGIES, INC.
Hiroaki Ebihara
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
INTEGRATING RAMP CIRCUIT WITH REDUCED RAMP SETTLING TIME
Publication number
20200295739
Publication date
Sep 17, 2020
OMNIVISION TECHNOLOGIES, INC.
Liang Zuo
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
BIAS CIRCUIT FOR USE WITH DIVIDED BIT LINES
Publication number
20200260031
Publication date
Aug 13, 2020
OMNIVISION TECHNOLOGIES, INC.
Hiroaki Ebihara
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
TWO STAGE GRAY CODE COUNTER WITH A REDUNDANT BIT
Publication number
20200153440
Publication date
May 14, 2020
OMNIVISION TECHNOLOGIES, INC.
Satoshi Sakurai
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SMALL PIXELS HAVING DUAL CONVERSION GAIN PROVIDING HIGH DYNAMIC RANGE
Publication number
20190386057
Publication date
Dec 19, 2019
OMNIVISION TECHNOLOGIES, INC.
Rui Wang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
DUAL CONVERSION GAIN HIGH DYNAMIC RANGE READOUT FOR COMPARATOR OF D...
Publication number
20190371828
Publication date
Dec 5, 2019
OMNIVISION TECHNOLOGIES, INC.
Hiroaki Ebihara
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
CMOS IMAGE SENSOR WITH DIVIDED BIT LINES
Publication number
20190268556
Publication date
Aug 29, 2019
OMNIVISION TECHNOLOGIES, INC.
Hiroaki Ebihara
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
CMOS IMAGE SENSOR CLAMPING METHOD WITH DIVIDED BIT LINES
Publication number
20190268555
Publication date
Aug 29, 2019
OMNIVISION TECHNOLOGIES, INC.
Hiroaki Ebihara
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
IMAGE SENSOR WITH DUAL CONVERSION GAIN READOUT
Publication number
20190246057
Publication date
Aug 8, 2019
OMNIVISION TECHNOLOGIES, INC.
Hiroaki Ebihara
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
COMPARATOR FOR DOUBLE RAMP ANALOG TO DIGITAL CONVERTER
Publication number
20180324378
Publication date
Nov 8, 2018
OMNIVISION TECHNOLOGIES, INC.
Hiroaki Ebihara
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
COMPARATOR FOR DOUBLE RAMP ANALOG TO DIGITAL CONVERTER
Publication number
20180324379
Publication date
Nov 8, 2018
OMNIVISION TECHNOLOGIES, INC.
Hiroaki Ebihara
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
LOW NOISE CMOS IMAGE SENSOR BY STACK ARCHITECTURE
Publication number
20180302579
Publication date
Oct 18, 2018
OMNIVISION TECHNOLOGIES, INC.
Sohei Manabe
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
DUAL CONVERSION GAIN HIGH DYNAMIC RANGE READOUT FOR COMPARATOR OF D...
Publication number
20180302578
Publication date
Oct 18, 2018
OMNIVISION TECHNOLOGIES, INC.
Hiroaki Ebihara
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Two Stage Amplifier Readout Circuit In Pixel Level Hybrid Bond Imag...
Publication number
20180220094
Publication date
Aug 2, 2018
OMNIVISION TECHNOLOGIES, INC.
Zheng YANG
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Feedback Capacitor And Method For Readout Of Hybrid Bonded Image Se...
Publication number
20180220095
Publication date
Aug 2, 2018
OMNIVISION TECHNOLOGIES, INC.
Rui WANG
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
COMPARATOR FOR DOUBLE RAMP ANALOG TO DIGITAL CONVERTER
Publication number
20180091752
Publication date
Mar 29, 2018
OMNIVISION TECHNOLOGIES, INC.
Hiroaki Ebihara
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
METHOD AND SYSTEM FOR IMPLEMENTING H-BANDING CANCELLATION IN AN IMA...
Publication number
20170324910
Publication date
Nov 9, 2017
OMNIVISION TECHNOLOGIES, INC.
Zheng Yang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
METHOD AND SYSTEM FOR REDUCING ANALOG-TO-DIGITAL CONVERSION TIME FO...
Publication number
20170195597
Publication date
Jul 6, 2017
OMNIVISION TECHNOLOGIES, INC.
Hiroaki Ebihara
H04 - ELECTRIC COMMUNICATION TECHNIQUE