Inventor

SHIBATA HAJIME

CA51 patents

⚠️ This page may combine multiple inventors who share the name “SHIBATA HAJIME”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SHIBATA HAJIME

ANALOG DEVICES INTERNATIONAL UNLIMITED CO

Background duty cycle error measurement for RF DAC

Background static error measurement and timing skew error measurement for RF DAC

Digital estimation of transfer functions in continuous-time analog-to-digital converters

Continuous-time sampler circuits

Calibration of continuous-time residue generation systems for analog-to-digital converters

Background timing skew error measurement for RF DAC

Continuous-time residue generation analog-to-digital converter arrangements with programmable analog delay

VCO-based continuous-time pipelined ADC

High-pass shaped dither in continuous-time residue generation systems for analog-to-digital converters

Stub filters to improve blocker tolerance in continuous-time residue generation analog-to-digital converters

VCO-based continuous-time pipelined ADC

Analog-to-digital convertor (ADC) with a synthesized delay stage

Digital correction of digital-to-analog converter errors in continuous-time analog-to-digital converters

SHIBATA HAJIME

Continuous-time oversampling pipeline analog-to-digital converter

Multi-path, multi-stage feed-forward operational amplifier circuit

Multi-output-resistance switch driver circuits

Cross-coupled multipath feedforward operational amplifiers

Active RC resonators with enhanced Q factor

Adaptive element shuffler

Semiconductor device

Low distortion impedance selection and tunable impedance circuits

ANALOG DEVICES GLOBAL

Background flash offset calibration in continuous-time delta-sigma ADCS

Continuous-time analog-to-digital converter

Continuous-time oversampling pipeline analog-to-digital converter

Dither injection for continuous-time MASH ADCS

Adaptive digital quantization noise cancellation filters for mash ADCs

Protection circuits for tunable resistor at continuous-time ADC input

RC lattice delay

Frequency-domain ADC flash calibration

ANALOG DEVICES GLOBAL UNLIMITED CO

Oversampled continuous-time pipeline ADC with voltage-mode summation

Oversampled continuous-time pipeline ADC with digital signal reconstruction

Blocker tolerance in continuous-time residue generating analog-to-digital converters

Reducing residue signals in analog-to-digital converters

Continuous-time sampler circuits

ANALOG DEVICES TECHNOLOGY

LC lattice delay line for high-speed ADC applications

Estimation of digital-to-analog converter static mismatch errors

Multi-stage noise shaping analog-to-digital converter

Integrator output swing reduction

ANALOG DEVICES INC

Multi-path, multi-oxide-thickness amplifier circuit

Quadrature bandpass ΔΣ converter

Amplifier circuit

Sub-gate delay adjustment using digital locked-loop

SUMITOMO PHARMA CO LTD

Bicyclic pyridine derivative

Bicyclic pyridine derivative

KAIJO KENKI CO LTD

Ultrasonic oscillating device and ultrasonic washing apparatus using the same

AGENCY IND SCIENCE TECHN

Laser-beam annealing apparatus

KAIJO DENKI KK

Ultrasonic oscillating device and ultrasonic washing apparatus using the same

ANALOG DEVICES TECH

Embedded overload protection in delta-sigma analog-to-digital converters

ZHU NING

Sub-gate delay adjustment using digital locked-loop

ROHM CO LTD

Photoelectric conversion device and method for manufacturing photoelectric conversion device