Search Results:  1-20 of 594

  • 1

    Miniaturized lowpass filter with ultra-wide stopband using dual-plane defected structures

    Zhang Pingjuan , Li Minquan , Wang Jun

    … Based on the characteristics of the defected structures, the proposed LPF is constructed by using four cascaded CRSR-DMS units and four cascaded QU-DGS units. … The measurement result of the designed filter with 3 dB cut-off frequency at 2.0 GHz shows that the obtained 20 dB rejection band ranges from 2.12 GHz to more than 20 GHz within a small circuit area of 0.73λg * 0.13λg, λg being the guided wavelength at 2.12 GHz. …

    IEICE Electron. Express 12(2), 20141010-20141010, 2015

    CrossRef

  • 2

    Reliability and Validity of the Japanese Version of the AD8  [in Japanese]

    Meguro Kenichi , Kasai Mari , Nakamura Kei , The Kurihara Project members

    … 0群は0.8点,CDR0.5群は1.7点,CDR 1以上群は5.7点であった.Cronbachのα係数は0.88, Guttmanの折半法による信頼係数はG=0.85であった.妥当性については,健常+MCI vs. 認知症の場合,AD8日本語版のReceiver Operating Characteristics(ROC)曲線下面積は0.89(p<0.0001),カットオフ値を1/2点とした時の感度は88.4%,特異度は68.4%であった.AD8とMMSEのROC曲線下面積に有意差は認められなかった(p=0.865).AD8の総点および各下位項目はそれ …

    Ronen biyou 52(1), 61-70, 2015

    CrossRef

  • 3

    Background of the FIB-4 Index in Japanese Non-Alcoholic Fatty Liver Disease

    Wada Takashi , Zeniya Mikio

    … Objective We investigated the distribution and characteristics of the FIB-4 index of liver fibrosis in 1,441 Japanese men (age 50.7±10.2 years) and 304 women (age 53.9±10.3 years) who underwent comprehensive general health checkups and were identified as having non-alcoholic fatty liver disease. … A total of 1,370 patients (78.5%) exhibited a low cut-off index (COI) (<1.30), 357 (20.5%), exhibited an indeterminate COI (1.30-2.67), and 18 (1.0%) exhibited a high COI (>2.67). …

    Japanese Journal of Medicine 54(2), 127-132, 2015

    CrossRef

  • 4

    THE CHARACTERISTICS IMPROVEMENT OF SI ION-CHARACTED GAN MISFETS  [in Japanese]

    小川 弘貴 , OGAWA Hiroki

    … This paper describes characteristics of Mo gate ion-implanted GaN MISFETs with normally-off operation. … Normally-off GaN MISFETs were made by utilizing self-alignment process using ion implantation technologies. … The self-aligned structures enable us to reduce source and drain parasitic resistance, which improves the device characteristics. … Cut-off frequency of 1.1 GHz was obtained for the MISFETs. …

    法政大学大学院紀要(理工学・工学研究科編) (55), 2014-03-24

    IR

  • 5

    Design method of low order narrow band IIR digital filters  [in Japanese]

    Suhara Yoshiro

    ディジタル信号処理において、周波数選択性をもつディジタルフィルタは、周波数領域における設計を実現する手段として多く利用されている。ディジタルフィルタは、インパルス応答に着目すると、インパルス応答が無限に続くIIRフィルタと、インパルス応答が有限時間しか続かないFIRフィルタとに分けられる。FIRフィルタは直線位相となる設計が可能で波形伝送を行う場合波形歪みが生じないが、急峻な遮断特性を実現するため …

    Bulletin Kyushu Institute of Information Sciences 16, 61-69, 2014-03

    CiNii Fulltext PDF - Open Access 

  • 6

    An Accelerated Design of FIR Filters in Cut-off Frequency Changing  [in Japanese]

    SAKAKIBARA Shota , SUYAMA Kenji

    FIRフィルタ設計問題は本質的には半無限計画問題である.特に直線位相FIRフィルタに対しては線形半無限計画法(LSIP)による設計手法が検討されてきた.LSIPは線形計画法(LP)に基づいた手法であるが,高次数フィルタ設計に対しては演算負荷が足枷となることがある.一方,多くのフィルタは設計仕様が類似しているため,常に最初から設計する必要はなく,プロトタイプフィルタをベースにした再設計が有効であると …

    IEICE technical report. Communication systems 113(465), 71-76, 2014-02-27

    CiNii Fulltext PDF - Limited 

  • 7

    An Accelerated Design of FIR Filters in Cut-off Frequency Changing  [in Japanese]

    SAKAKIBARA Shota , SUYAMA Kenji

    FIRフィルタ設計問題は本質的には半無限計画問題である.特に直線位相FIRフィルタに対しては線形半無限計画法(LSIP)による設計手法が検討されてきた.LSIPは線形計画法(LP)に基づいた手法であるが,高次数フィルタ設計に対しては演算負荷が足枷となることがある.一方,多くのフィルタは設計仕様が類似しているため,常に最初から設計する必要はなく,プロトタイプフィルタをベースにした再設計が有効であると …

    IEICE technical report. Circuits and systems 113(463), 71-76, 2014-02-27

    CiNii Fulltext PDF - Limited 

  • 8

    An Accelerated Design of FIR Filters in Cut-off Frequency Changing  [in Japanese]

    SAKAKIBARA Shota , SUYAMA Kenji

    FIRフィルタ設計問題は本質的には半無限計画問題である.特に直線位相FIRフィルタに対しては線形半無限計画法(LSIP)による設計手法が検討されてきた.LSIPは線形計画法(LP)に基づいた手法であるが,高次数フィルタ設計に対しては演算負荷が足枷となることがある.一方,多くのフィルタは設計仕様が類似しているため,常に最初から設計する必要はなく,プロトタイプフィルタをベースにした再設計が有効であると …

    IEICE technical report. Signal processing 113(464), 71-76, 2014-02-27

    CiNii Fulltext PDF - Limited 

  • 9

    Six-Minute Walk Distance Is an Independent Predictor of Hospital Readmission in Patients With Chronic Heart Failure

    Tabata Minoru , Shimizu Ryosuke , Kamekawa Daisuke , Kato Michitaka , Kamiya Kentaro , Akiyama Ayako , Kamada Yumi , Tanaka Shinya , Noda Chiharu , Masuda Takashi

    … Clinical characteristics, 6MWD and readmission due to heart failure were evaluated in 252 patients (68.5 ± 11.8 years old, 162 males). … Significant factors that affected readmission were extracted and cut-off values were determined using multivariate logistic regression analysis and receiver operating characteristic curves.Of 252 CHF patients, 103 were readmitted within 3 years. …

    Japanese Heart Journal 55(4), 331-336, 2014

    Ichushi Web CrossRef

  • 10

    Miniaturized Lowpass Filter with Ultra-Wide Stopband Using Dual-Plane Defected Structures

    Zhang Pingjuan , Li Minquan , Wang Jun

    … Based on the characteristics of the defected structures, the proposed LPF is constructed by using four cascaded CRSR-DMS units and four cascaded QU-DGS units. … The measurement result of the designed filter with 3 dB cut-off frequency at 2.0 GHz shows that the obtained 20 dB rejection band ranges from 2.12 GHz to more than 20 GHz within a small circuit area of 0.73λg*0.13λg, λg being the guided wavelength at 2.12 GHz. …

    IEICE Electron. Express advpub(0), 2014

    CrossRef

  • 11

    Analyze the Optimal Management of Superior Mesenteric Artery (SMA) Occlusion  [in Japanese]

    Takahashi Tetsuya , Takemoto Masaaki

    cut off値はそれぞれ2時間,0.2mg/dLであった。 …

    Progress in Acute Abdominal Medicine 34(3), 587-591, 2014

    CrossRef

  • 12

    Functional Independence Measure Reference Values for the Discharge to Home of Stroke Patients  [in Japanese]

    HAMAOKA Katsumi , MAEDA Rina , OKABAYASHI Midori , SUGIMOTO Ayumi , YAMAKAWA Takanobu , YAMANAKA Shin , HASHIMOTO Toyotoshi , YOSHIMOTO Yoshinobu

    … 目および認知項目別に分類しcut-off値を明らかにすることであった.〔対象〕対象は脳卒中患者215人とした.〔方法〕方法は,過去5年間の診療録を後向きに調査した.退院後の転帰先を在宅復帰と施設入所・転院の2群に分類し,cut-off値はROC曲線から算出した.〔結果〕FIM運動項目のcut-off値57.5点では,感度78.7%,特異 …

    Journal of exercise physiology 29(6), 933-937, 2014

    Ichushi Web CrossRef

  • 13

    Phantom experiment and clinical utility of quantitative shear wave elastography for differentiating thyroid nodules

    Fukuhara Takahiro , Matsuda Eriko , Fujiwara Kazunori , Tanimura Chika , Izawa Shoichiro , Kataoka Hideyuki , Kitano Hiroya

    … The area under the ROC curve was 0.809 with a cut-off value of 2.01 m/s. … Results showed that SWE provides new information on tumor characteristics, such as hardness and larger nodules tended to provide stable measurements. …

    Endocrinologia Japonica 61(6), 615-621, 2014

    CrossRef

  • 14

    Clinical Investigation of Hyaluronic Acid in Pleural Effusion  [in Japanese]

    Fujimoto Nobukazu , Aoe Keisuke , Oizumi Satoshi , Kozuki Toshiyuki , Kamei Toshiaki , Miura Hirotaro , Inai Kouki , Kishimoto Takumi

    目的.胸膜中皮腫の鑑別診断における胸水ヒアルロン酸の有用性を明らかにする.方法.診療録より胸水ヒアルロン酸濃度を抽出し比較検討を行った.結果.計860例分の胸水ヒアルロン酸濃度が抽出された.疾患の内訳は胸膜中皮腫139例,良性石綿胸水76例,肺癌324例,他臓器の悪性腫瘍74例,感染性胸膜炎120例,膠原病11例,その他116例であり,ヒアルロン酸濃度の中央値は胸膜中皮腫76,650 ng/ml, …

    JJLC 54(6), 767-771, 2014

    CrossRef

  • 15

    Validation of the Beijing Version of the REM Sleep Behavior Disorder Questionnaire (RBDQ-Beijing) in a Mainland Chinese Cohort

    Chang Yi , Gu Zhuqin , Zhan Shuqin , Zhang Hui , Li Yuan , An Jing , Ding Yan , Nie Xiuhong , Chan Piu

    … Receiver-operator characteristics curve analysis was conducted to attain the best cut-off values of the RBDQ-HK and RBDQ-Beijing. …

    Tohoku J. Exp. Med. 234(1), 7-15, 2014

    CrossRef

  • 16

    Adult Growth Hormone Deficiency: Current Concepts

    FUKUDA Izumi , HIZUKA Naomi , MURAOKA Toko , ICHIHARA Atsuhiro

    … The main characteristics of AGHD are abnormal body composition, dyslipidemia, insulin resistance, and an impaired quality of life (QoL) due to decreased psychological well-being. … The cut-off for diagnosing severe AGHD is a peak GH concentration of 9 g/L during the GHRP-2 test. …

    Neurol. Med. Chir.(Tokyo) 54(8), 599-605, 2014

    CrossRef

  • 17

    Application of a Modified MS Medium for Tissue Culture with Cutting in Phalaenopsis-Comparison with Other Conventional Media with Regard to the Survival Rate and Varietal Differences in Cultural Characteristics  [in Japanese]

    ENOKI Shinichi , TAKAHARA Yoshinori

    コチョウランの培養では切断面から多量のフェノール様物質が溶出し生存率が低下するため培養が困難である.このため切断を伴う培養に適した培地の開発を目標に研究を行った.開発した修正MS培地(以下PSR培地)と各種培地に,PLBをPSR培地上で培養増殖させ得られた長さ2 cmのシュートをPLBから切り離して置床し,シュート生存率を比較したところ,修正VW培地に比べ,PSR培地,NDMで値は非常に高かった. …

    Shokubutsu Kojo Gakkaishi 26(2), 109-117, 2014

    CrossRef

  • 18

    Adaptive Keypose Extraction from Motion Capture Data

    Miura Takeshi , Kaiga Takaaki , Katsura Hiroaki , Tajima Katsubumi , Shibata Takeshi , Tamamoto Hideo

    … It adaptively extracts keyposes in response to the motion characteristics of a given data stream. … The cut-off frequencies of the filters are distributed over a wide frequency range. …

    Journal of Information Processing 22(1), 67-75, 2014

    CrossRef

  • 19

    First Small-Signal Data of GaN-Based p-Channel Heterostructure Field Effect Transistors

    Hahn Herwig , Reuters Benjamin , Pooth Alexander , Noculak Achim , Kalisch Holger , Vescan Andrei

    … In this brief note, we report for the first time the small-signal characteristics and cut-off frequencies of a p-channel device. …

    Jpn J Appl Phys 52(12), 128001-128001-2, 2013-12-25

    JSAP

  • 20

    Adaptive Keypose Extraction from Motion Capture Data (Preprint)

    Takeshi Miura , Takaaki Kaiga , Hiroaki Katsura , Katsubumi Tajima , Takeshi Shibata , Hideo Tamamoto

    … It adaptively extracts keyposes in response to the motion characteristics of a given data stream. … The cut-off frequencies of the filters are distributed over a wide frequency range. …

    IPSJ Journal 54(12), 2013-12-15

    IPSJ