A Study on the Efficient Access Point Installation in Spatial form for Indoor Wireless Positioning System

??? ????????? ?????? ?????? ????????? ?????? ????????? ????????? ????????? ???????????? ???????????? ??????, ??????????????? ?????? Omni-Directional Antenna??? ????????? AP??? Directional Antenna??? ????????? AP??? ???????????? ???????????????. ??????, Omni-directional Antenna??? ????????? AP??? 30m????????? ?????? ?????? ???????????? ?????? ????????? ??? ????????????, Directional Antenna??? ????????? AP??? ?????? 10m????????? ?????? ??? ????????? ?????? ????????? ????????? ??? ??????????????? ????????? Ekahau site survey program??? ????????? ????????? ?????? ???????????????. ?????? ???????????? ???????????? ?????? ??? ????????? Covering??? ?????? ??? ???, ???????????? ?????? ???????????? ????????? ?????? Omni-Directional Antenna??? ????????? AP??? 14?????? ????????? ??????, DirectionalAntenna??? ????????? AP??? 6?????? ??? ?????? Covering??? ??????????????? ?????? ????????? ?????? ?????? ?????????. ??????????????? ??????????????? ?????? ?????? ?????? ??? ????????? Signal strength??? ??? ???????????? ??????????????? Directional Antenna??? ????????? AP??? ??? ?????????????????? ????????? ?????????.??? ????????? ??????????????? ??????????????????????????? (???????????? : 06???????????? A02 "???????????? ??? ??????????????? ????????????")??? ????????? ????????? ?????? ????????????????????