Search Results:　 1-20 of 87

  • 1

    Miniaturized Dual-Axis Electrolytic Tilt Sensor

    Choi Ju Chan , Choi Young Chan , Lee June Kyoo , Kong Seong Ho

    … The electrolytic tilt sensor operates by measuring the change of conductance between detecting electrodes immersed in an electrolyte. … Previously reported electrolytic tilt sensors detect an inclination only on one axis owing to the structural limit for symmetric formation of the detecting electrodes with a fiducial electrode as the reference on the same substrate. …

    Jpn J Appl Phys 51(6), 06FL13-06FL13-5, 2012-06-25

    The Japan Society of Applied Physics

  • 2

    Improvement of Depth Estimation with the Tilt Optical System by using Non-Horizontal and Non-Parallel Focal Planes  [in Japanese]

    Taketomi Yuzo , Ohata Masayuki , Ikeoka Hiroshi , Hamamoto Takayuki

    本稿では,従来のアオリ光学系による水平合焦面を用いた単眼距離推定方式の改良について述べる.従来方式は2枚以上の水平かつ平行な合焦面を用いて,距離に応じた被写界深度の変化を利用することで距離推定を行っていた.しかし,遠方の被写体の距離を推定する際に,画角の影響によりイメージセンサ上の合焦面間隔が狭くなるため,距離推定精度が悪くなるという問題があった.そこで,2枚の合焦面を上下に傾けて非水平・非平行化 …

    ITE Technical Report 36(21), 5-8, 2012-06-04

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  • 3

    Proposal of a new thermal micro 3-axis acceleration sensor  [in Japanese]

    豊島 克久

    研究報告 (7), 14-17, 2012-00-00

  • 4

    Spaceborne Tilt Mirror Mechanism and Application of Shape Memory Alloy Actuator to Implement Fail-safe Function in Emergency Mode

    OH Hyun-Ung , JO Mun-Shin , LEE Kyong-Min , KIM Dae-Jin

    … We used a SMA actuator to implement a fail-safe function on a tilt mirror mechanism for the on-board calibration of a spaceborne imaging sensor. … The proposed mechanism prevents the blocking of a main optical path when the tilt mirror is stopped at a certain position during calibration. … In the present work, the operation concept of tilt mirror, design, and functional test results of the tilt mirror mechanism have been introduced. …

    TRANSACTIONS OF THE JAPAN SOCIETY FOR AERONAUTICAL AND SPACE SCIENCES 55(6), 373-378, 2012

    J-STAGE CrossRef

  • 5

    Phase Measurements in Optics and Imaging  [in Japanese]

    IWATA Koichi

    実験力学 : journal of JSEM 11(4), 303-309, 2011-12-28

    References (16)

  • 6

    Motion Tracking and Identification of Unrestraint Gait Rehabilitation by Use of Elderly Support Robot  [in Japanese]

    NOKATA Makoto , HIRAI Wataru , ITATANI Ryosuke

    … We developed the robot system that has a total of four mounted components: a laser sensor, a camera, a cushion, and an electric motor. … This paper have showed the method used for determining whether the trainee was bending forward or backward while walking, and the extent of the tilt, using the recorded image of the back of the trainee's head. …

    IEEJ Transactions on Electronics, Information and Systems 131(9), 1587-1594, 2011-09-01

    J-STAGE CrossRef References (10)

  • 7

    Convection-Based Tilt Sensor with Minimized Temperature Fluctuation

    Choi Ju Chan , Kong Seong Ho

    … This paper presents a simple and novel method for minimizing the performance dependence of a convection-based tilt sensor on environmental temperature fluctuation. … Previously reported convective tilt sensors show considerable fluctuation in output voltage because of various external thermal effects. … In this paper, a convective tilt sensor that inhibits the environmental thermal effect without an additional circuit or package is discussed. …

    Jpn J Appl Phys 50(6), 06GM13-06GM13-4, 2011-06-25

    The Japan Society of Applied Physics

  • 8

    Phase measurements in optics and imaging  [in Japanese]

    岩田 耕一

    Proceedings of JSEM (11), 1-7, 2011-00-00

  • 9

    6-Axis Sensor Assisted Low Complexity High Accuracy-Visible Light Communication Based Indoor Positioning System

    SERTTHIN Chinnapat , OHTSUKI Tomoaki , NAKAGAWA Masao

    … On the receiver side, 6-axis sensor is embedded to provide 3-axis of Azimuth and 3-axis of Tilt angulations information to perform positioning estimation. …

    IEICE Transactions on Communications 93(11), 2879-2891, 2010-11-01

    J-STAGE CrossRef References (33)

  • 10

    247 Development of a combined tilt-angle and acceleration sensor for evaluation of structural  [in Japanese]

    FURUKAWA Hiroyuki , OOURA Hajime , MASUI Yosuke , KOSHIMIZU Satoru , HARADA Hidefumi

    … It is thought that it is effective to measure the change in the tilt-angle and the change in the intrinsic period for evaluation of structure. … The field test with the bridge was executed by using a combined tilt-angle and acceleration sensor, and the control panel that had been developed this time. … It is thought that the measurement of a steady tilt-angle and the measurement of the intrinsic period by the acceleration are possible as a result of the test. …

    Dynamics & Design Conference 2010, "247-1"-"247-6", 2010-09-14

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  • 11

    B-13-29 Improvement of a tilt-sensor based on a hetero-core optical fiber  [in Japanese]

    Honda Yuki , Akita Shohei , Nishiyama Michiko , Watanabe Kazuhiro

    Proceedings of the Society Conference of IEICE 2010年_通信(2), 336, 2010-08-31

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  • 12

    Implementation of HMM-Based Human Activity Recognition Using Single Triaxial Accelerometer

    HAN Chang Woo , KANG Shin Jae , KIM Nam Soo

    … We present a class of features that are robust to the tilt of the attached sensor module and a state transition model suitable for HMM-based activity recognition. …

    IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences 93(7), 1379-1383, 2010-07-01

    J-STAGE CrossRef References (9)

  • 13

    Performance Analysis of a Convection-Based Tilt Sensor

    Ju Chan Choi , Seong Ho Kong

    … This paper presents fabrication sequence and performance improving methods for convection-based tilt sensor. … Both electrolytic solution-based and air convection-based tilt sensors realized using micro-electro-mechanical-system (MEMS) technology have been previously reported by our research group. …

    Jpn J Appl Phys 49(6), 06GN15-06GN15-6, 2010-06-25

    The Japan Society of Applied Physics

  • 14

    A balloon-borne telescope developed for remote sensing of planets from the polar stratosphere  [in Japanese]

    TAGUCHI Makoto , SHOJI Yasuhiro , SAKAMOTO Yuji , YOSHIDA Kazuya , TAKAHASHI Yukihiro , TERAGUCHI Tomoko , OHNISHI Tomoya , BATTAZZO Steve , SATO Takao , HOSHINO Naoya , UNO Takeru , YOSHIMURA Atsushi

    惑星大気・プラズマ中で起こる時間変動現象を研究するためには長期連続観測が重要である.極域成層圏の特殊性を利用して惑星を連続観測することを目的とした気球搭載望遠鏡を開発している.口径300mm のシュミットカセグレン望遠鏡が気球ゴンドラに搭載される.ゴンドラはコントロールモーメントジャイロ,デカップリング機構,各種姿勢センサーを使って姿勢制御され,極域成層圏に 1 週間以上滞留可能な性能を持つ.ゴン …

    JAXA research and development report JAXA-RR-09-007, 53-72, 2010-03-00

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  • 15

    A New Text Input Method for TV Remotes Using Tilt Sensor

    AOKI Ryosuke , MAEDA Atsuhiko , WATANABE Tomoki , KOBAYASHI Minoru , Abe Masanobu

    利用者が簡単に快適にキーワード入力できることを目的に,手首を傾ける操作と方向キーを押下する操作を組み合わせた文字入力方式を提案ずる.利用者は各操作を簡単に身につけることができる.実験を通して,提案する文字入力操作方法は簡単に操作できることを示唆した.

    ITE Technical Report 34(8), 1-3, 2010-02-19

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  • 16

    2A1-A09 Switching Control of Mobile Reaction Wheel Pendulum

    YAP Huei Ee , HASHIMOTO Shuji

    … An inertia measurement unit comprises of a gyro sensor and an accelerometer is used to measure the tilt angle and tilt rate. …

    ロボティクス・メカトロニクス講演会講演概要集 2010, "2A1-A09(1)"-"2A1-A09(4)", 2010-00-00

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  • 17

    1P1-E15 Acquisition of Supporting Information in Living Environment Targeting Human, Robot and Furniture Based on Unlimited Rotatable Pan-tilt Platform equipped with Range Sensor  [in Japanese]

    TOKUTSU Satoru , SATOU Kenji , HIROSE Yoshinori , YAGUCHI Hiroaki , OKADA Kei , INABA Masayuki

    … In this paper, we use "Unlimited Rotatable Pan-tilt Platform equipped with Range Sensor" [1] as a sensor located in the room and we aim to realize the system which can deal with the information of human, robots and furniture as the supporting information in a living environment. …

    ロボティクス・メカトロニクス講演会講演概要集 2010, "1P1-E15(1)"-"1P1-E15(2)", 2010-00-00

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  • 18

    1P1-E09 Development of Unlimited Rotatable Pan-tilt Platform equipped with Range Sensor and 3D Environment Recognition System  [in Japanese]

    HIROSE Yoshinori , HATAO Naotaka , KOJIMA Mitsuharu , URATA Junichi , NAKANISHI Yuto , INABA Masayuki

    … This paper describes development of the unlimited rotatable pan-tilt platform equipped with range sensor and 3D environment recognition system using this platform, and its application with all-around view cameras. …

    ロボティクス・メカトロニクス講演会講演概要集 2010, "1P1-E09(1)"-"1P1-E09(4)", 2010-00-00

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  • 19

    人体型ディスプレイにおける断層面の決定(表示,手術計画)  [in Japanese]

    FUKUTSUKA Daisuke , KURODA Tomohiro , KAGIYAMA Yoshiyuki , IMURA Masataka , KURODA Yoshihiro , OSHIRO Osamu

    臨床における生体情報の利用のひとつに読影がある。現在、読影において、二次元の断層画像を用いることが一般的であるが、冠状面や矢状面、横断面に限定されない任意の断層面を閲覧することは、PACSビューアなどの一般的な医用画像ビューアでは操作が困難である。筆者らは、人体型ディスプレイにおいて容易で直感的な任意断層面の閲覧手法を考案し、実装した。本手法では、トラッキングによって算出したユーザが人体型ディスプ …

    IEICE technical report. 109(270), 29-32, 2009-11-04

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  • 20

    MEMS Tilt Sensor Fabricated Utilizing Anodic Bonding of Thin Silicon Film on Glass Substrate

    SUZUKI Kenta , HATA Takuya , IOKA Kumiko , TAKAHASHI Yoshifumi , TUZI Teturo , NISHIOKA Yasushiro

    … This paper reports on a new type of a tilt sensor fabricated using silicon MEMS processing technologies. … The sensor consists of a ring shaped movable electrode, an extremely thin (15 μm) spiral spring connected with the movable electrode and eight surrounding lower electrodes. … The movable electrode comes in contact with different surrounding electrodes depending on the tilt angle of the chip. … Therefore, it is possible to detect the tilt. …

    IEEJ Transactions on Sensors and Micromachines 129(10), 328-332, 2009-10-01

    J-STAGE CrossRef References (5)