HeeJoung HWANG

Quick Window Query Processing Using a Non-Uniform Cell-Based Index in Wireless Data Broadcast Environment
SeokJin IM HeeJoung HWANG 
Publication Date: 2017/04/01
Vol. E100-A  No. 4  pp. 1092-1096
Type of Manuscript:  LETTER
Category: Mobile Information Network and Personal Communications
wireless spatial data broadcast systemair indexwindow querynon-uniform cell partition
 Summary | Full Text:PDF(384.2KB)

An Index Based on Irregular Identifier Space Partition for Quick Multiple Data Access in Wireless Data Broadcasting
SeokJin IM HeeJoung HWANG 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2016/11/01
Vol. E99-D  No. 11  pp. 2809-2813
Type of Manuscript:  LETTER
Category: Data Engineering, Web Information Systems
wireless data broadcast systemair indexirregular space partitionmultiple data access
 Summary | Full Text:PDF(318.2KB)

A Two-Tier Spatial Index for Non-flat Spatial Data Broadcasting on Air
SeokJin IM HeeJoung HWANG 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2014/12/01
Vol. E97-B  No. 12  pp. 2809-2818
Type of Manuscript:  PAPER
Category: Terrestrial Wireless Communication/Broadcasting Technologies
wireless communicationnon-flat data broadcast systemair indexwindow query
 Summary | Full Text:PDF(2.5MB)