1. doc.: IEEE 802.15-04-0458-00-004b Submission Sept. 2004 Hyungsoo Lee, Cheolhyo Lee, Jaeyoung Kim, ETRISlide 1 Project: IEEE P802.15 Working Group for Wireless Personal Area Networks (WPANs) Submission Title: [Frequency Band Overview for 860~960MHz Frequency Band in Korea] Date Submitted: [07 Sept., 2004] Source: [Hyungsoo Lee, Cheolhyo Lee, Jaeyoung Kim] Company [ETRI] Address [161 Gajeong-dong, Yuseong-gu, Daejeon, 305-350, KOREA] Voice:[+82 42 860-5620], FAX: [+82 42 860-5218] E-Mail:[hsulee@etri.re.kr, clee7@ etri.re.kr, jyk@etri.re.kr] Re: [] Abstract:[This document presents frequency band overview for 860~960MHz frequency band in Korea.] Purpose:[Proposal to IEEE 802.15.4b Task Group] Notice:This document has been prepared to assist the IEEE P802.15. It is offered as a basis for discussion and is not binding on the contributing individual(s) or organization(s). The material in this document is subject to change in form and content after further study. The contributor(s) reserve(s) the right to add, amend or withdraw material contained herein. Release:The contributor acknowledges and accepts that this contribution becomes the property of IEEE and may be made publicly available by P802.15.

2. doc.: IEEE 802.15-04-0458-00-004b Submission Sept. 2004 Hyungsoo Lee, Cheolhyo Lee, Jaeyoung Kim, ETRISlide 2 Frequency Band Overview for 860~960MHz Frequency Band in Korea

3. doc.: IEEE 802.15-04-0458-00-004b Submission Sept. 2004 Hyungsoo Lee, Cheolhyo Lee, Jaeyoung Kim, ETRISlide 3 Utilization of 860~960MHz Band in Korea No ISM band between 860~960MHz in Korea 868~868.6MHz : Airport Communication Service 902~928MHz : CT-1, CT-2, Safety Service, Pager Now CT-2 service returned frequency license 851866 869898910 914 915 923.55 924.45930 938 TRS PAGERPAGER Broadcast Relay Mobile Phone 942 952 960 Airport Comm. Wireless Data Comm. Cordless Phone (CT-1) Cordless Phone Wireless Microphone 950928 Wireless Data Comm. 940 CT-2 959 894 908.5 900 Safety Service 902

4. doc.: IEEE 802.15-04-0458-00-004b Submission Sept. 2004 Hyungsoo Lee, Cheolhyo Lee, Jaeyoung Kim, ETRISlide 4 Usable or Sharable Frequency Band Analysis Case 1 : Reallocation of unused CT-2 frequency band –Total sharable band : 908.5~914MHz CT-2 1) band : 910~914MHz Use Guard band : 908.5~910MHz Case 2 : Frequency sharing of Low Power Device –Sharing with Wireless Microphone band : 928~930MHz and 950~952MHz Korean Government will assign 908.5~914MHz frequency band to motivate RFID industries in Oct 2004 1) CT-2 : Cordless Telephone (second generation). A type of "public" cordless telephone that is connected by TDMA radio links to nearby, microcell base stations. CT-2 is most often used as a wireless payphone. Receiving calls is not possible.

5. doc.: IEEE 802.15-04-0458-00-004b Submission Sept. 2004 Hyungsoo Lee, Cheolhyo Lee, Jaeyoung Kim, ETRISlide 5 Review of RFID System Considering in Korea Frequency band : 908.5~914 MHz Power of Reader : 1W 27 channels in RFID band : 200KHz/channel Reader Tag P=1W fa G r =6dBi 1 908.5 908.7MHz913.9MHz 200KHz 914MHz 2342726 …… 5.4MHz RFID System RFID Frequency Band

6. doc.: IEEE 802.15-04-0458-00-004b Submission Sept. 2004 Hyungsoo Lee, Cheolhyo Lee, Jaeyoung Kim, ETRISlide 6 Comparison between Frequency Utilization of United States and RFID Frequency of Korea RFID band in Korea allocate two channels in frequency band of United States 915MHz PHY Korea 908.5~914MHz 1.2MHz 902MHz 906908910912914916918920922924 2MHz CH1 CH10 928MHz

7. doc.: IEEE 802.15-04-0458-00-004b Submission Sept. 2004 Hyungsoo Lee, Cheolhyo Lee, Jaeyoung Kim, ETRISlide 7 Summary Examining two frequency sharing cases in Korea –Sharing with RFID band –Sharing with Wireless Microphone band Reviewing appropriate method –With United States band (902~928MHz) –With European band (868~868.6MHz)