Choong-Ho CHO

Resource Allocation for Interference Avoidance in OFDMA-TDD Based Femtocell Networks
IlKwon CHO  Se-Jin KIM  Choong-Ho CHO 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2012/05/01
Vol. E95-B  No. 5  pp. 1886-1889
Type of Manuscript: LETTER
Category: Terrestrial Wireless Communication/Broadcasting Technologies
Keyword: 
femtocell networks,  fractional frequency reuse,  OFDMA,  resource allocation,  interference avoidance, 
  Summary |  Full Text:PDF (696.2KB)
Cooperative Transmission Scheme Using Transmission Timing Control in LTE Enterprise Femtocell Networks
Seung-Yeon KIM  Sang-Sik AHN  Seungwan RYU  Choong-Ho CHO  Hyong-Woo LEE 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2012/03/01
Vol. E95-B  No. 3  pp. 987-990
Type of Manuscript: LETTER
Category: Transmission Systems and Transmission Equipment for Communications
Keyword: 
enterprise femtocell,  cooperative transmission,  transmission timing control,  conditional Gaussian distribution,  outage probability, 
  Summary |  Full Text:PDF (294.1KB)
Performance Analysis of Two-Hop Cellular Systems in Transparent and Non-transparent Modes
Se-Jin KIM  Seung-Yeon KIM  Ryong OH  Seungwan RYU  Hyong-Woo LEE  Choong-Ho CHO 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2011/11/01
Vol. E94-B  No. 11  pp. 3107-3115
Type of Manuscript: PAPER
Category: Terrestrial Wireless Communication/Broadcasting Technologies
Keyword: 
IEEE 802.16j,  cellular multihop system,  relay station,  transparent,  non-transparent,  optimal resource allocation, 
  Summary |  Full Text:PDF (1.7MB)
An Adaptive Power Saving Scheme in OFDMA-TDD-Based Cellular Relay Networks
Se-Jin KIM  Byung-Bog LEE  You-Chang KO  Seungwan RYU  Hyong-Woo LEE  Choong-Ho CHO 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2010/06/01
Vol. E93-B  No. 6  pp. 1657-1660
Type of Manuscript: LETTER
Category: Terrestrial Radio Communications
Keyword: 
cellular relay network,  power saving,  OFDMA, 
  Summary |  Full Text:PDF (1.5MB)
Low-Power Wakeup-On-Demand Scheme for Wireless Sensor Networks with Very-Short Response Time
Byung-Bog LEE  Se-Jin KIM  Seung-Yeon KIM  Hyong-Woo LEE  Seung-Wan RYU  Choong-Ho CHO 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2010/04/01
Vol. E93-B  No. 4  pp. 1020-1023
Type of Manuscript: LETTER
Category: Network
Keyword: 
IEEE 802.15.4,  wakeup-on-demand MAC scheme,  unslotted CSMA/CA, 
  Summary |  Full Text:PDF (371.5KB)