news_title

news & topics │ research & development │ rohm semiconductor -凯发线上登陆下载网址

news_main

  • 2023.12.11

    updated publications(sensor technology: publications 1 case)

    sensor technology

    publications
    2023/10
    low-power and fast-response limiting current-type oxygen microsensor with a wide range oxygen concentration
  • 2023.11.09

    updated publications(power electronics: publications 4 case)

    power electronics

    publications
    2023/10
    development of in-situ measurement method for wire-bonding lifetime utilizing the 4-terminal method
    2023/10
    comparison of sintered silver die attach failure between thermal shock test and mechanical cycling test
    2023/10
    degradation mechanism of silver sintering die attach based on thermal and mechanical reliability testing
    2023/10
    nine point bending test technique for understanding of sintered silver die bonding failure mechanism
  • 2023.09.26

    updated publications & presentations (power electronics: publications 1 case / presentations 3 case)

    power electronics

    publications
    2023/09
    the improved scheme of estimating embedded gate resistance to reproduce sic mosfet circuit performance
    presentations
    2023/08
    development of a high-speed and high-accuracy sic mosfet model applicable to circuit and system simulators
    2023/09
    effect of the forward and reverse conduction resistance of sic mosfet on the harmonic voltage of the full-bridge inverters of wireless power systems for electric vehicles and its suppression method
    2023/09
    sputtered β-ga2o3 crystallization by high temperature annealing on aln/si
  • 2023.08.09

    power electronics

    presentations
    2023/07
    application of remote epitaxy for sic wafer cost reduction
    2023.07.14

    power electronics

    presentations
    2023/06
    performance comparison between igbt and sic during wltc
    2023.06.15

    power electronics

    publications
    2023/04
    performance comparison of si igbt and sic mosfet power module driving ipmsm or im under wltc
    presentations
    2023/04
    アプリケーション視点重視のpower electronics研究開発
    2023/05
    conducted noise evaluation of dual-half bridge pfc converter

    sensor technology

    presentations
    2023/05
    characteristic improvement of mems-type ultrasonic device with controllable natural frequencies
    2023.04.14

    power electronics

    presentations
    2023/03
    対向ターゲット式スパッタした cofeb-sio 2 薄膜 を用いた長方形型スパイラルコイル
    2023/03
    n 相インバータを用いた n-1 コイル非接触給電システムにおける パルスによる待機電流抑制
    2023/05
    degradation mechanism of sintered silver die attach by thermal and mechanical cycling test
    2023/05
    simplified open-loop transfer functions to analyze influential parasitic parameters for oscillation caused by parallel connected transistors
    2023/06
    suppression of leakage current in wireless charging systems using n-legged inverters

    sensor technology

    presentations
    2023/06
    extremely small limiting-current-type oxygen sensor with a wide range proportionality of the oxygen concentration

    ai

    presentations
    2023/03
    structural optimization of toroidal coils based on neural network and explainable ai
    2023.03.16

    ai

    presentations
    2023/03
    population estimation of characteristic variation in power transistors
    2023/06
    positioning analysis of semconductor companies for specidfic technology using bert
    2023.02.14

    power electronics

    publications
    2022/12
    dominant model-parameter determination for the analysis of current imbalance across paralleled power transistors
    presentations
    2023/03
    enhancement of linear-polarization degree of emitted beam from photonic-crystal surface-emitting lasers (pcsels)
    2023/05
    a unified model of mis and ridge hemts for fast and high-power switching applications.

    sensor technology

    presentations
    2023/03
    tolerance of eigenfrequencies in the su-schrieffer-heeger electrical circuit

    ai

    presentations
    2023/03
    proposal for a market investigation method based on time series analysis of multiple information resources written in natural language.
    2023.01.10

    power electronics

    presentations
    2023/05
    autonomous minimization of power loss by switching frequency adjusting function for a dc–dc converter

    ai

    presentations
    2022/12
    principal component analysis based gan transistor live health monitoring
    2022.12.27
    nomadbot™ –no map driving robot-
    2022.12.12

    power electronics

    presentations
    2022/12
    a secondary-side resonant llc converter for reducing resonance voltage with boost mode operation using resonance including current doubler rectifier
    2022/12
    research on the correlation between power devices and power systems
    2022.11.09

    power electronics

    presentations
    2022/11
    nine point bending test technique for evaluating the sintered silver die degradation
    2022/12
    sintered silver degradation assessment by thermal and mechanical cyclic tests
    2023/01
    sic wafer cost reduction with remote epitaxy technology
    2022.09.08

    power electronics

    presentations
    sintered silver die degradation evaluation by nine point bending test technique
    control of current distribution for enhanced robustness of single-mode oscillation in a photonic-crystal surface-emitting laser
    evaluating sintered silver die-attach thermal cycling degradation
    degradation mechanism comparison of sintered silver die in thermal and mechanical cycling tests

    sensor technology

    presentations
    thz imaging system with a single resonant tunneling diode transceiver in the 300-ghz band
    size reduction in imaging system using a single resonant tunneling diode transceiver
    2022.08.26

    power electronics

    publications
    evaluation of thermal couple impedance model of power modules for accurate die temperature estimation up to 200℃
    an evaluation of a new type of high efficiency hybrid gate drive circuit for sic- mosfet suitable for automotive power electronics system applications
    presentations
    自動車用power electronicsの現状と動向
    auto structural optimization of toroidal coils based on neural network and genetic algorithm
    lpcvd sin film breakdown and n2-anneal temperature (ⅰ) tddb and esr evaluations
    lpcvd sin film breakdown and n2-anneal temperature (ⅱ) esr and ftir evaluations
    effect of n2-anneal temperature on silicon nitride film:(ⅰ) time-dependent dielectric breakdown and esr evaluations
    effect of n2-anneal temperature on silicon nitride film:(ⅱ) fine structures of esr spectrum and ftir
    effects of underside-si annealing on charge breakdown of lpcvd sin film

    sensor technology

    presentations
    oxygen and humidity sensing property of a limiting current-type thin-film ysz-based sensor on a micro-hotplate
    compact and cost-effective solution for terahertz applications
    2022.07.27

common_css

new_company localnavi.js

new_company common.js