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  1. Disaster response robots are expected to perform complicated tasks such as traveling over unstable terrain, climbing slippery steps, and removing heavy debris. To complete such tasks safely, the robots must ob...

    Authors: Mitsuhiro Kamezaki, Yusuke Uehara, Kohga Azuma and Shigeki Sugano

    Citation: ROBOMECH Journal 2021 8:22

    Content type: Research Article

    Published on:

  2. The present study proposes an advanced force display control system for a surgical training simulator with virtual reality. In oral and orthopedic surgeries, a surgeon uses a chisel and mallet for chiseling an...

    Authors: Kentaro Masuyama, Yoshiyuki Noda, Yasumi Ito, Yoshiyuki Kagiyama and Koichiro Ueki

    Citation: ROBOMECH Journal 2021 8:21

    Content type: Research Article

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  3. In this study, a method for a robot to recall multiple grasping methods for a given object is proposed. The aim of this study was for robots to learn grasping methods for new objects by observing the grasping ...

    Authors: Makoto Sanada, Tadashi Matsuo, Nobutaka Shimada and Yoshiaki Shirai

    Citation: ROBOMECH Journal 2021 8:19

    Content type: Research Article

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  4. The number of isolated elderly people with few opportunities to talk to other people is currently increasing. Research is ongoing to develop talking robots for addressing the situation. The aim of the present ...

    Authors: Toshiaki Nishio, Yuichiro Yoshikawa, Takamasa Iio, Mariko Chiba, Taichi Asami, Yoshinori Isoda and Hiroshi Ishiguro

    Citation: ROBOMECH Journal 2021 8:18

    Content type: Research Article

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  5. Robotic grippers that gently handle objects of various shapes are required for various applications these days. Conventional finger-shaped grippers are multifunctional and can grip various objects; however, gr...

    Authors: Ko Yamada and Takashi Mitsuda

    Citation: ROBOMECH Journal 2021 8:16

    Content type: Research Article

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  6. Compared with more rigid objects, clothing items are inherently difficult for robots to recognize and manipulate. We propose a method for detecting how cloth is folded, to facilitate choosing a manipulative ac...

    Authors: Antonio Gabas, Yasuyo Kita and Eiichi Yoshida

    Citation: ROBOMECH Journal 2021 8:15

    Content type: Research Article

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  7. Firefighters need to gain information from both inside and outside of buildings in first response emergency scenarios. For this purpose, drones are beneficial. This paper presents an elicitation study that sho...

    Authors: Anna C. S. Medeiros, Photchara Ratsamee, Jason Orlosky, Yuki Uranishi, Manabu Higashida and Haruo Takemura

    Citation: ROBOMECH Journal 2021 8:14

    Content type: Research Article

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  8. This paper presents a general methodology for the analysis and synthesis of a positive semi-definite system described by mass, damping and stiffness matrices that is often encountered in impedance control in r...

    Authors: Imin Kao and Carlos Saldarriaga

    Citation: ROBOMECH Journal 2021 8:12

    Content type: Research Article

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  9. Power soft robots—defined as novel robots driven by powerful soft actuators, achieving both powerfulness and softness—are potentially suitable for complex collaborative tasks, and an approach to actuating a po...

    Authors: Yunhao Feng, Tohru Ide, Hiroyuki Nabae, Gen Endo, Ryo Sakurai, Shingo Ohno and Koichi Suzumori

    Citation: ROBOMECH Journal 2021 8:10

    Content type: Research Article

    Published on:

  10. The novel approach to physical security based on visible light communication (VLC) using an informative object-pointing and simultaneous recognition by high-framerate (HFR) vision systems is presented in this ...

    Authors: Deepak Kumar, Sushil Raut, Kohei Shimasaki, Taku Senoo and Idaku Ishii

    Citation: ROBOMECH Journal 2021 8:8

    Content type: Research Article

    Published on:

  11. An amendment to this paper has been published and can be accessed via the original article.

    Authors: Soheil Habibian, Mehdi Dadvar, Behzad Peykari, Alireza Hosseini, M. Hossein Salehzadeh, Alireza H. M. Hosseini and Farshid Najafi

    Citation: ROBOMECH Journal 2021 8:7

    Content type: Correction

    Published on:

    The original article was published in ROBOMECH Journal 2021 8:1

  12. Few physical models of oral and laryngeal systems for human speech movement exist for computer or mechanical simulators. In particular, a robot tongue mechanism that fully reproduces the deformation motion of ...

    Authors: Nobutsuna Endo

    Citation: ROBOMECH Journal 2021 8:6

    Content type: Research Article

    Published on:

  13. Autonomous robots are expected to replace dangerous, dirty, and demanding (3D) jobs. At a theme park, surveillance, cleaning, and guiding tasks can be regarded as 3D jobs. The present paper attempts to develop...

    Authors: Kohei Matsumoto, Hiroyuki Yamada, Masato Imai, Akihiro Kawamura, Yasuhiro Kawauchi, Tamaki Nakamura and Ryo Kurazume

    Citation: ROBOMECH Journal 2021 8:4

    Content type: Research Article

    Published on:

  14. Rescue robots are expected to carry out reconnaissance and dexterity operations in unknown environments comprising unstructured obstacles. Although a wide variety of designs and implementations have been prese...

    Authors: Soheil Habibian, Mehdi Dadvar, Behzad Peykari, Alireza Hosseini, M. Hossein Salehzadeh, Alireza H. M. Hosseini and Farshid Najafi

    Citation: ROBOMECH Journal 2021 8:1

    Content type: Research Article

    Published on:

    The Correction to this article has been published in ROBOMECH Journal 2021 8:7

  15. We propose a method to realize the dynamic manipulation of a string with unknown characteristics via a high-speed robot arm. We use a mass-spring-damper model for the string and repeat three steps: motion gene...

    Authors: Kenta Tabata, Hiroaki Seki, Tokuo Tsuji, Tatsuhiro Hiramitsu and Masatoshi Hikizu

    Citation: ROBOMECH Journal 2020 7:39

    Content type: Research Article

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  16. Planetary exploration rovers have required a high traveling performance to overcome obstacles such as loose soil and rocks. Push-pull locomotion rovers is a unique scheme, like an inchworm, and it has high tra...

    Authors: Daisuke Fujiwara, Naoki Tsujikawa, Tetsuya Oshima and Kojiro Iizuka

    Citation: ROBOMECH Journal 2020 7:38

    Content type: Research Article

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  17. This paper presents an extended Kalman filter for pose estimation using noise covariance matrices based on sensor output. Compact and lightweight nine-axis motion sensors are used for motion analysis in widely...

    Authors: Ayuko Saito, Satoru Kizawa, Yoshikazu Kobayashi and Kazuto Miyawaki

    Citation: ROBOMECH Journal 2020 7:36

    Content type: Research Article

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  18. This paper proposes a locomotion approach of leg-wheel robot utilizing passive wheel attached to the foot of bipedal robot. The key feature of this approach is bipedal mobility without swing leg. This mobility...

    Authors: Kohei Kimura, Noriaki Imaoka, Shintaro Noda, Yohei Kakiuchi, Kei Okada and Masayuki Inaba

    Citation: ROBOMECH Journal 2020 7:35

    Content type: Research Article

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  19. To obtain the necessary information on fuel debris and water leakages during the decommissioning task of the Fukushima Daiichi Nuclear Power Plant, an ultrasonic-based method was proposed for future internal i...

    Authors: Zhenyu Wang, Gen Endo, Masashi Takahashi, Hiroyuki Nabae, Koichi Suzumori, Nobuyoshi Tsuzuki, Hideharu Takahashi, Kazushi Kimoto, Tomonori Ihara and Hiroshige Kikura

    Citation: ROBOMECH Journal 2020 7:34

    Content type: Research Article

    Published on:

  20. This paper describes development of a mobile robot using semicircular wheels on uneven terrain. It performs the crawl gait on flat ground without changing potential energy and the butterfly gait to climb over ...

    Authors: Kanta Yamamoto and Takeshi Aoki

    Citation: ROBOMECH Journal 2020 7:32

    Content type: Research Article

    Published on:

  21. This paper proposes a novel, simple and high-efficient submerged structural stabilization system for a self-stabilizing buoy that provides a stable platform for oceanographic and meteorological sensors. The pr...

    Authors: Mina Malek Azari, Jose Victorio Salazar Luces and Yasuhisa Hirata

    Citation: ROBOMECH Journal 2020 7:30

    Content type: Research Article

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  22. A new approach to the active fault diagnosis (AFD) for input redundant plants is presented in this paper. A test signal which helps the diagnosis is injected to the plant in addition to nominal control input i...

    Authors: Natsuki Kawaguchi, Nozomu Araki, Takao Sato, Masaharu Kuroda and Toshihiko Asami

    Citation: ROBOMECH Journal 2020 7:28

    Content type: Research Article

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  23. It is a problem that the poor gait function of many elderly people affects their activities of daily living (ADL), and deteriorates their quality of life (QoL). To enhance rehabilitation of the gait function, ...

    Authors: Katsushi Ogawa, Kenji Uegami, Itaru Chiba, Kyono Uno, Hiroki Aoyama, Kazuo Yonenobu and Seonghee Jeong

    Citation: ROBOMECH Journal 2020 7:27

    Content type: Research Article

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  24. Teleoperated robots are expected to perform tasks in extreme environments such as disaster sites. However, only few teleoperated robots are used for this purpose because their usability is poor compared to hum...

    Authors: Yoshihiro Tamura, Hisanori Amano and Jun Ota

    Citation: ROBOMECH Journal 2020 7:26

    Content type: Research Article

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  25. In this paper, a navigation and environment mapping method is presented for small exploration robots that use hopping motion. While previous research about hopping rovers mostly focuses on mobility and mechani...

    Authors: Gabor Kovacs, Yasuharu Kunii, Takao Maeda and Hideki Hashimoto

    Citation: ROBOMECH Journal 2020 7:25

    Content type: Research Article

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  26. Large-sized gantry-type linear motor sliders are widely used in industry (e.g. in liquid crystal panel production equipment). An appropriate control model is important for deriving control methods to improve c...

    Authors: Tetsuya Ojiro, Toshiyuki Tachibana, Hideki Honda, So Watanabe, Hiroshi Hamamatsu and Kazuhiro Tsuruta

    Citation: ROBOMECH Journal 2020 7:24

    Content type: Research Article

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  27. The wheelchair is the major means of transport for elderly and physically disabled people in their daily lives. However it cannot overcome architectural barriers such as curbs and stairs. In this study, we dev...

    Authors: Yuya Onozuka, Nobuyasu Tomokuni, Genki Murata and Motoki Shino

    Citation: ROBOMECH Journal 2020 7:23

    Content type: Research Article

    Published on:

  28. This paper proposes a stair-climbing gait for a four-wheeled vehicle. The idea and methodology of climbing stairs are described, and the results of experiments are shown. Crawler-type vehicles and vehicles wit...

    Authors: Shuro Nakajima

    Citation: ROBOMECH Journal 2020 7:20

    Content type: Research Article

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  29. One of the main challenges for the elderly is insufficient lower limb strength during sit-to-stand movement, which may be improved by supporting the joint externally. Existing lower extremity exoskeletons use ...

    Authors: Sarin Kittisares, Hiroyuki Nabae, Gen Endo, Koichi Suzumori and Ryo Sakurai

    Citation: ROBOMECH Journal 2020 7:16

    Content type: Research Article

    Published on:

  30. In robot teleoperation, a lack of depth information often results in collisions between the robots and obstacles in its path or surroundings. To address this issue, free viewpoint images can greatly benefit th...

    Authors: Ren Komatsu, Hiromitsu Fujii, Yusuke Tamura, Atsushi Yamashita and Hajime Asama

    Citation: ROBOMECH Journal 2020 7:15

    Content type: Research Article

    Published on:

  31. As the geriatric population expands, caregivers require more accurate training to handle and care for the elderly. However, students lack methods for acquiring the necessary skill and experience, as well as su...

    Authors: Miran Lee, Ko Ameyama, Hirotake Yamazoe and Joo-Ho Lee

    Citation: ROBOMECH Journal 2020 7:12

    Content type: Research Article

    Published on: