http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
셀프리더십이 조직충성도와 조직시민행동에 미치는 영향에 관한 연구 : 동적역량의 다계층 이론 관점으로
원석호,박광호 한국경영공학회 2019 한국경영공학회지 Vol.24 No.3
While there may be some differences depending on the industry architecture, a complex and rapidly changing global business environment calls for fast and efficient strategy management and ongoing innovation for enduring companies. In order to effectively implement the strategies that are established and produce results, each member of the organization should act as a self-leader who is actively performing a strategy and play a role above the assigned task. This paper analyzes the existing studies on self-leadership in detail, and examines the relationship between self-leadership, organizational citizenship behavior and organizational loyalty based on focusing on dynamic strategy management throughout the organization. Also, this paper strives to suggest the points that organization should be done to improve the capabilities of organization members.
Graceful Degradation FEC Layer for Multimedia Broadcast/Multicast Service in LTE Mobile Systems
원석호 한국전자통신연구원 2013 ETRI Journal Vol.35 No.6
This paper proposes an additional forward error correction (FEC) layer to compensate for the defectiveness inherent in the conventional FEC layer in the Long Term Evolution specifications. The proposed additional layer is called a graceful degradation (GD)-FEC layer and maintains desirable service quality even under burst data loss conditions of a few seconds. This paper also proposes a non-delayed decoding (NDD)-GD-FEC layer that is inherent in the decoding process. Computer simulations and device-based tests show a better loss recovery performance with a negligible increase in CPU utilization and occupied memory size.
개인의 동적 역량이 조직유효성에 미치는 영향과셀프리더십의 매개효과: 국내 화학기업을 중심으로
원석호,박광호 한국경영공학회 2018 한국경영공학회지 Vol.23 No.4
Before the financial crisis of 1997 in Korea, many industrial sectors across the country have achieved remarkable economic growth since the 1970s because of the development of large-scale equipment industries such as civil engineering, steel, construction and chemical industries. However, after the financial crisis, the economic growth rate has slowed down. Also, the global recession and the rise of China in the global business environment have led to a long-term recession in the national industry as a whole. In current economic environment, it is not easy for the companies even having excellent resources to continue its competitive advantage. Moreover, the chemical industry, which has an influence as a basic industry of other industries, misses the point of transformation into a high value-added industry, as shown in previous research. In order to meet the rapidly changing global business environment, Korean chemical companies should have a dynamic capabilities which to rapidly reallocate and consolidate the resources and capabilities they possess. The dynamic capabilities to convert, rearrange and develop the resources possessed by the company in the direction of creating high added value and to promptly search for, absorb, transform and fuse newly required capabilities and resources should be continuously applied to Korean chemical companies. It is the core competence to secure competitive advantage.In order to secure the dynamic capabilities of the company, the dynamic capabilities of individual employees should be strengthened and employees should be able to demonstrate their own leadership so that they can proactively work and self-manage in a positive direction. Previous studies have focused mainly on the dynamic capabilities of firms. However, the competence of the human resources that make up the enterprise leads to the capabilities of the enterprise, and the human resources themselves are also important corporate resources. This paper focuses on the dynamic capabilities of individuals and strives to clarify the causal relationship between dynamic capabilities, self-leadership, and organizational effectiveness which have direct or indirect effects on management outcome. The reasons for choosing the chemical industry are based on the fact that a domestic chemical companies are in a long-term recession, and they lacks a innovation and value creation capabilities. Also, chemical industry has a large impact on the national economy.
An Unbiased Signal-to-Interference Ratio Estimator for the High Speed Downlink Packet Access System
원석호,김환우,안재민,Deuk-SuLyu 한국전자통신연구원 2003 ETRI Journal Vol.25 No.5
We propose an unbiased signal-tointerference ratio (SIR) estimator for the high speed downlink packet access (HSDPA) system. The proposed SIR estimator solves the problem of underestimation present in conventional SIR estimators and is suitable for channel quality measurement in the adaptive modulation and coding scheme of HSDPA, which requires accurate SIR estimation for optimum adaptive modulation and coding selection. Our analysis and simulation results demonstrate the improved estimation performance of the proposed SIR estimator.