• Title/Summary/Keyword: Human Sensibility ergonomics

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A Study Design for Improvement of Interactivity at e-Learning (e-Learning에서 상호작용 촉진을 위한 학습 설계)

  • Lee Jun-Hee
    • The Journal of the Korea Contents Association
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    • v.5 no.4
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    • pp.197-203
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    • 2005
  • Interactivity is very important at ubiquitous e-Learning system oriented multi platform because online study is accomplished by multi media. In this thesis promotion for interactivity is designed at online study. By cyber education with supposed promotion used for a feedback. From now on a special research of study design should be made for interactivity and effectiveness using human sensibility ergonomics.

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A Study on the Customer Emotional DB Design for Sports Shoes (스포츠화에 대한 소비자의 감성 DB 구축에 관한 연구)

  • Yoon Hoon Yong;Lim Gi Young;Yoon Woo Soon
    • Proceedings of the Society of Korea Industrial and System Engineering Conference
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    • 2002.05a
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    • pp.285-290
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    • 2002
  • The goods development considering the foot characteristics of Korean and design of the sports shoes need to satisfy the customer emotion. For this, the sports shoes have to give the customer desire and satisfaction and be accomplished the distinction and luxury of goods for sports shoes. This study obtained a basic data on the customer preference and emotion with human sensibility ergonomics approach and formed the database to use easily. Also based on the database, this study developed an interface which the customer be able to select the sports preferred shoes.

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A study on shirts design for postural stability of teenagers considering human sensibility ergonomics (청소년의 자세 교정을 위한 감성 공학적 셔츠 디자인에 관한 연구)

  • Bang, Hey Kyong;Leem, Young Moon
    • Journal of the Korea Safety Management & Science
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    • v.17 no.1
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    • pp.139-148
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    • 2015
  • For design research of teenagers' posture correcting shirt, postures of teenagers were analyzed and became the base of inventing suitable patterns. The subjects of this study were 198 of both female and male middle school students from the city of Seoul. Students' postures in classroom and length change of body surface were observed and analyzed; based on this, total of 5 postures was selected, and length changes of body surface were applied. The patterns in this study were designed with stretch material to help antagonism by muscle movements. Each fabric that was used in this study had 110% of stretch, 120~140% of stretch, and 150~170% of stretch. Both of one-way-fabric and duplex-fabric were used in this study, depending on application site.

Evaluation of Human Sensibility on the Vehicle Seat Cover Fabrics (자동차 좌석커버에 대한 감성평가)

  • 허윤숙;박세진
    • Proceedings of the ESK Conference
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    • 1997.04a
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    • pp.183-189
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    • 1997
  • In order to help develop more comfortable seat cover fabrics, this study primarily surveyed the actual using conditions and the consumers' opinions of the seat cover fabrics. The results of this study were as follows: 1) The colors of seat cover fabric were mostly achromatic. Regarding comsumers' satisfaction on the colors of seat cover fabric, comsumers in their 20's were less satisfied than other age groups. Most unsatisfied consumers prefered bright colors. 2) On the materials of seat cover fabric, synthethic leather and woven were most widely used. Real leather was most prefered due to its luxury and tactile sensation. Woven was secondarily prefered due to its price and tactile sensation. About fourty percent of consumers covered the seat with other cover fabrics because of soil and other reasons. It will be useful if they could choose and change the seat cover fabircs with different materials and colors. 3) When consumers used the seat cover fabrics, the problems that they indicated were not durability and colorfastness but low breathablity during sweating, static electricity, soil, firmness, and cool sensation at the first contact.

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A study for the ergonomics shape-design method of advanced urban transit system (차세대 첨단 도시철도시스템의 인간공학적인 형상디자인 설계 방법에 관한 연구)

  • Park Sung-Hyuk;Yeo Min-Woo;Kim Gil-Dong;Oh Seh-Chan
    • Proceedings of the KSR Conference
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    • 2005.11a
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    • pp.928-934
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    • 2005
  • In this paper, we propose the ergonomic design method in shape design applicable for Advanced Urban Transit System. Human's sensitivity and User Interface of rolling stock investigated ergonomic studies of several type. The sensibility engineering design made approach of user center design in rolling stocks design. Therefore, we have application to properly of ergonomic design element in rolling stock design. we expert visual design and user interface help greatly in excellent rolling stock design.

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A Study on the Human Sensibility Ergonomic Design Supporting System (감성공학적 디자인 요소변환 지원 시스템의 설계에 관한 연구)

  • 한성배;양선모;정기원;김형범;박정호;이순요
    • Proceedings of the ESK Conference
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    • 1996.04a
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    • pp.129-135
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    • 1996
  • 본 논문은 제품을 설계하는데 있어서 고객의 감성을 구체적인 디자인 요소로 변환하는 감성공학적 디자인 요소변환 지원 시스템을 설계하는데 목적이 있다. 감성공학적 디자인 요소변환 지원 시스템은 감성 데이터 처리 서브시스템, 디자인 요소변환 서브시스템, 형상 데이터 처리 서브시스템 등 크게 세 가지의 서브시스템으로구성된다. 감성 데이터 처리 서브시스템은 고객의 제품에 대한 정성적 감성을 분석하여 디지인 요소와 상관성을 나타내기 위한 시스템으로서, 제품을 표현하는 감성어휘를 추출하고 이를 분석하여 디자인 요소로 변환할 수 있게 해주는 데이터베이스를 구축하는 것이다. 디자인 요소변 환 서브시스템은 고객이 원하는 제품의 이미지를 구체적인 디자인 요소와 연결하는 추론 시스템으로서 감성 데이터베이스에 저장되어 있는 어휘 중에서 고객이 선택한 감성어휘에 대해 퍼지 추론을 이용하 여 디자인 요소와의 연결관계를 형성하게 된다. 형상 데이터 처리 서브시스템은 제품의 아이템/카테고 리에 대한 형상을 데이터베이스로 가지고 있으며, 디자인 요소변환 서브시스템에의해선정된 제품정보와 데이터베이스를 연결하여고객이 원하는 제품이 구체적으로 어떠한 형상을 가지게 되는가를 보여주게 된다.

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A Study on Changes in Human Sensibility Evoked by Imagination (상상으로 유발된 감성 변화에 관한 연구)

  • Chung, Soon-Cheol;Min, Byung-Chan;Jun, Kwang-Jin;Lee, Bong-Soo;Yi, Jeong-Han;Kim, Chul-Jung
    • Journal of the Ergonomics Society of Korea
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    • v.21 no.3
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    • pp.35-46
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    • 2002
  • In this study, emotion changes were induced by four imaginations- pleasantness, unpleasantness, arousal, relaxation and it was examined using subjective evaluation and analysis of the physiological signals of the central and autonomic nerve systems whether the intended emotions were appropriately achieved, and whether these emotion changes could be distinguished from the analysis of physiological signals. Each of the four imaginations was implemented on 32 subjects for 30 seconds, while that Electroencephalogram (EEG), Eelectrocardiogram (RSP) were measured, and a subjective evaluation was implemented following the completion of the measurement. The analysis of the subjective evaluation revealed that the subjects underwent the four clearly differentiated imaginations, and the pleasantness level was classified into four imagination stages, pleasantness>relaxation>arousal=comfort>unpleasantness, and arousal level was classified into four imagination stages in the order of arousal>unpleasantness${\approx}$pleasantness>comfort>relaxation. The analysis of the EEG revealed that three stages of pleasantness level, pleasantness>relaxation=arousal=comfort>unpleasantness were classified from the values of ${\alpha}/{\alpha}+{\beta}\;and\;{\beta}/{\alpha}+{\beta}$, and about tour distinguishable stages of arousal level were obtained from the autonomic nervous system responses following the order of arousal>unpleasantness${\approx}$pleasantness> comfort> relaxation. It was found that intended emotion could be induced from the imagination, and these induced emotion changes could be differentiated using the physiological signals of the EEG and autonomic nervous system.

Research of Body Pressure Distribution Change with the Use of BackJoy and Satisfaction of Human Sensibility

  • Kim, Kwangoh;Yoon, Jungmin;Ahn, Sungyong;Kim, Daseuran;Park, Peom
    • Journal of the Ergonomics Society of Korea
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    • v.33 no.1
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    • pp.59-68
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    • 2014
  • Objective: The aim of this study is to investigate the effect of BackJoy on how it effectively reduces the physical load generated in a posture in which the user sits, increases user's comfort and satisfaction, and maintains the correct posture. Background: Because of development of science and economic development, most office workers and students spend about 75% of their working time in chairs. However most of them have a poor posture. Method: This experiment conducted measurement using a pressure mat and surveyed to evaluate fatigue level, satisfaction and comfort of sit. The study is experimented 20 male and 14 female participants. The participants carried out four different types of tasks and each task took 20 minutes long. Results: In the case of experiment results before and after the use of BackJoy, average pressure, contact area and pressure per unit area appear to prove that using BackJoy is more effective. Conclusion: Through this study, the BackJoy's effects for the maintenance of good posture and loads that occur in the body are reduced. In the future study, there are some researches needed for various verifications using an EMG sensor that shows loads of vertebrae and we need to analyze each group of the participants by dividing them. Application: The evaluation method used in this study can be applied to evaluating ergonomic chairs.

A Study for the Analysis of EEG Signals Evoked by Auditory Stimulus using Wavelet Transformations (Wavelet변환을 이용한 청각자극에 의해 유발되는 뇌파의 분석에 관한 연구)

  • Kim, J.H.;Yoo, I.H.;Shin, J.W.;Im, J.J.;Whang, M.C.;Kim, C.J.
    • Proceedings of the KOSOMBE Conference
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    • v.1996 no.11
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    • pp.233-236
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    • 1996
  • We are exposed to the various external stimuli input from the environment, which cause emotional changes based on the characteristics of the stimuli. Unfortunately, there are no quantitative results on relationship between human sensibility and the characteristics of physiological signals. The objective of this study was to quantify EEG signals evoked by auditory stimulation based on the assumption that the analysis of the variability on the characteristics of the EEG waveform may provide the significant information regarding changes in psychological states of the subject. The experiment was devised with seven experimental conditions, which are control and six different types of auditory stimulation. Twenty subjects were used to obtain EEGs while introducing auditory stimulation. Wavelet transformation was employed to analyze the EEG signals. The results showed that the reconstructed signals at the decomposition level revealed the different energy value on the EEG signals. Also, general patterns of EEG signals in rest state compare with negative and positive stimulus were found. This study could be extended to estabilish an algorithm which distinguishes psychophysiological states of the subjects exposed to the auditory stimulation.

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A Study for the Analysis of EEG Variation based on Time-Frequency Mapping (Time-Frequency Mapping에 의한 뇌파의 변화량 분석에 관한 연구)

  • Kim, J.H.;Whang, M.C.;Im, J.J.
    • Proceedings of the KOSOMBE Conference
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    • v.1997 no.05
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    • pp.370-373
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    • 1997
  • We are exposed to the various external stimuli input from the environment, which cause emotional changes based on the characteristics of the stimuli. Unfortunately there are no quantitative results on relationship between human sensibility and the characteristics of physiological signals. The objective of this study was to quantify EEG signals evoked by auditory stimulation based on the assumption that the analysis of the variability on the characteristics of the EEG waveform may provide the significant information regarding changes in psychological states of the subject. The experiment was devised with seven experimental conditions, which are control and six different types of auditory stimulation. Six subjects were used to obtain EEGs while introducing auditory stimulation. Wavelet transformation was employed to analyze the EEG signals. The results showed that the reconstructed signals at the decomposition level revealed the different energy value on the EEG signal. Also, general patterns of EEG signals in rest state compare with negative and positive stimulus were found. This study could be extended to establish an algorithm which distinguishes psychophysiological states of the subjects exposed to the auditory stimulation.

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