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Proposal for Section 6.1 Japan on Recommended Practice

Proposal for Section 6.1 Japan on Recommended Practice. Authors:. Date: 2019-07-16.

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Proposal for Section 6.1 Japan on Recommended Practice

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  1. Proposal for Section 6.1 Japan on Recommended Practice Authors: Date: 2019-07-16 Notice: This document has been prepared to assist IEEE 802.19. 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. Yuki Nagai, MERL

  2. Abstract • This document is the proposed draft of “Section 6.1 Japan” on Recommended Practice. • Word version has been posted as 19-19/0049r0. • This document gathers relevant material from 19-19/0018r0, 19-18/0053r0 and 19-18/0084r0 Yuki Nagai, MERL

  3. Channelization in Japan • Several wireless systems operate on same frequency band which were standardized as ARIB STD-T106, T107 and T108 Coexistence Operation Passive System(RFID, etc) 1W ARIB STD-T106 Licensed/Registered MCA 250mW ARIB STD-T107 Unlicensed 920.6 923.4 919.2 929.65 928.0 916.0 MHz 1mW ARIB STD-T108 Unlicensed 20mW ARIB STD-T108 Unlicensed IEEE802.15.4g, etc 250mW ARIB STD-T108 Licensed/Registered Active System (LPWA, 802.15.4g, etc) Ch: 200KHz Ch: 100KHz MCA: Multi-Channel Access Radio System Yuki Nagai, MERL

  4. ARIB STD-T106 • This standard specified on Radio Frequency Identification (RFID) equipment that uses the frequency 916.7 MHz or more and 920.9 MHz or less to the identification of mobile objects that the radio equipment performs by receiving the radio wave emitted from a responder. The target systems are high output power type passive tag system. Coexistence Operation Passive System(RFID, etc) 1W ARIB STD-T106 Licensed/Registered MCA 250mW ARIB STD-T107 Unlicensed 920.6 923.4 919.2 929.65 928.0 916.0 MHz 1mW ARIB STD-T108 Unlicensed 20mW ARIB STD-T108 Unlicensed IEEE802.15.4g, etc 250mW ARIB STD-T108 Licensed/Registered Active System (LPWA, 802.15.4g, etc) Ch: 200KHz Ch: 100KHz MCA: Multi-Channel Access Radio System Yuki Nagai, MERL

  5. ARIB STD-T107 • This standard specifies on the Radio Frequency Identification (RFID) equipment that uses the frequency of 916.7 MHz or more and 923.5 MHz or less to the identification of mobile objects that radio equipment performs by receiving the radio wave emitted from a responder. The target system is a medium-or-low output type passive tag system. Coexistence Operation Passive System(RFID, etc) 1W ARIB STD-T106 Licensed/Registered MCA 250mW ARIB STD-T107 Unlicensed 920.6 923.4 919.2 929.65 928.0 916.0 MHz 1mW ARIB STD-T108 Unlicensed 20mW ARIB STD-T108 Unlicensed IEEE802.15.4g, etc 250mW ARIB STD-T108 Licensed/Registered Active System (LPWA, 802.15.4g, etc) Ch: 200KHz Ch: 100KHz MCA: Multi-Channel Access Radio System Yuki Nagai, MERL

  6. ARIB STD-T108 • This standard specified two standards: (1) Land Mobile stations (2) Specified Low-Power Radio Stations Coexistence Operation Passive System(RFID, etc) 1W ARIB STD-T106 Licensed/Registered MCA 250mW ARIB STD-T107 Unlicensed 920.6 923.4 919.2 929.65 928.0 916.0 MHz 1mW ARIB STD-T108 Unlicensed (2) 20mW ARIB STD-T108 Unlicensed (1) IEEE802.15.4g, etc 250mW ARIB STD-T108 Licensed/Registered Active System (LPWA, 802.15.4g, etc) Ch: 200KHz Ch: 100KHz MCA: Multi-Channel Access Radio System Yuki Nagai, MERL

  7. ARIB STD-T108 (1) Land Mobile Stations • This standard for Land Mobile Stations uses the frequency of 920.5 MHz or more and 923.5 MHz or less, and 250 mW or less for transmission power. • A radio channel shall consist of up to 5 consecutive unit radio channels which are defined that their center frequencies are located from 920.6 MHz to 923.4 MHz with 200 kHz separation and their bandwidth are 200 kHz. • However, it is prohibited to simultaneously use both the unit radio channels giving priority to passive tag system whose center frequencies are located from 920.6 MHz to 922.2 MHz and the unit radio channels whose center frequencies are located 922.4 MHz or more. Coexistence Operation Passive System(RFID, etc) 1W ARIB STD-T106 Licensed/Registered MCA 250mW ARIB STD-T107 Unlicensed 920.6 923.4 919.2 929.65 928.0 916.0 MHz 1mW ARIB STD-T108 Unlicensed 20mW ARIB STD-T108 Unlicensed (1) IEEE802.15.4g, etc 250mW ARIB STD-T108 Licensed/Registered Active System (LPWA, 802.15.4g, etc) Ch: 200KHz Ch: 100KHz MCA: Multi-Channel Access Radio System Yuki Nagai, MERL

  8. ARIB STD-T108 (2) Specified Low-Power Radio Stations • This standard for Specified Low-Power Radio Stations uses the frequency of 915.9 MHz or more 929.7 MHz or less. Transmission power shall be 20 mW or less. However, it shall be 1 mW or less for radio channels consisting of at least one of channels whose center frequencies are located from 916.0 MHz to 916.8 MHz or from 928.15 MHz to 929.65 MHz. Coexistence Operation Passive System(RFID, etc) 1W ARIB STD-T106 Licensed/Registered MCA 250mW ARIB STD-T107 Unlicensed 920.6 923.4 919.2 929.65 928.0 916.0 MHz 1mW ARIB STD-T108 Unlicensed (2) 20mW ARIB STD-T108 Unlicensed IEEE802.15.4g, etc 250mW ARIB STD-T108 Licensed/Registered Active System (LPWA, 802.15.4g, etc) Ch: 200KHz Ch: 100KHz MCA: Multi-Channel Access Radio System Yuki Nagai, MERL

  9. ARIB STD-T108 (2) Specified Low-Power Radio Stations • A radio channel shall consist of up to 5 consecutive unit channels which are defined that their center frequencies are located from 916.0 MHz to 916.8 MHz and from 920.6 MHz to 928.0 MHz with 200 kHz separation and their bandwidth are 200 kHz or which are defined that their center frequencies are located from 928.15 MHz to 929.65 MHz with 100 kHz separation and their bandwidth are 100 kHz. • However, it is prohibited to simultaneously use both the unit channels giving priority to prioritized passive tag system whose center frequencies are located from 920.6 MHz to 922.2 MHz and the unit channels whose center frequencies are located 922.4 MHz or more. Coexistence Operation Passive System(RFID, etc) 1W ARIB STD-T106 Licensed/Registered MCA 250mW ARIB STD-T107 Unlicensed 920.6 923.4 919.2 929.65 928.0 916.0 MHz 1mW ARIB STD-T108 Unlicensed (2) 20mW ARIB STD-T108 Unlicensed IEEE802.15.4g, etc 250mW ARIB STD-T108 Licensed/Registered Active System (LPWA, 802.15.4g, etc) Ch: 200KHz Ch: 100KHz MCA: Multi-Channel Access Radio System Yuki Nagai, MERL

  10. ARIB STD-T108 (2) Specified Low-Power Radio Stations • This standard also defines operational rule for coexistence with other system by two types of carrier sense times; short CS station using carrier sense time of 128 us or more and long CS station using carrier sense time of 5 ms or more. • Short CS stations are efficient to have low power consumption with batteries, by means of short data communication with long duration. Total transmission time of short CS stations shall be 10% or less of duration on ARIB STD-T108. IEEE 802.15g operates as short CS station on STD-T108. Yuki Nagai, MERL

  11. References • MIC, http://www.soumu.go.jp/main_content/000544861.pdf, 2018/04/10 • MIC, http://www.soumu.go.jp/main_content/000550848.pdf, 2018/05/14 • MIC, http://www.soumu.go.jp/main_content/000551143.pdf, 2018/05/15 • ARIB STD-T106, “920MHz-Band RFID Equipment for Premises Radio Station and Land Mobile Radio Station,” Version 2.0, April 12, 2019. (https://www.arib.or.jp/english/std_tr/telecommunications/desc/std-t106.html) • ARIB STD-T107, “920MHz-Band RFID Equipment for Specified Low Power Radio Station,” Version 1.1, October 17, 2017. (https://www.arib.or.jp/english/std_tr/telecommunications/desc/std-t107.html) • ARIB STD-T108, “920MHz-Band Telemeter, Telecontrol and Data Transmission Radio Equipment,” Version 1.3, April 12, 2019. (https://www.arib.or.jp/english/std_tr/telecommunications/desc/std-t108.html) MIC (Ministry of Internal Affairs and Communications) Yuki Nagai, MERL

  12. Appendix Yuki Nagai, MERL

  13. Current Use Cases [1][2][3] • Current use cases in the market for each wireless system*1. • ① Indoor Radio Station • (Licensed/Registered, Passive System) • Tx Power: 1W • Frequency: 916.7~920.9MHz • Use Cases: RFID for Logistics Management, etc • ARIB STD-T106 • ② Specified Low-Power Radio Station (Unlicensed, Passive System) • Tx Power: 250mW • Frequency: 916.7~923.5MHz • Use Cases: RFID for inside/outside • ARIB STD-T107 • ④ Specified Low-Power Radio Station • (Unlicensed, Active System) • Tx Power: 20mW • Frequency: 920.5 ~ 928.1MHz • Use Cases: Smart Mater (Electric, Gas, Water), etc • ARIB STD-T108 • ⑤ Land Mobile Station • (Licensed/Registered, Active System) • Tx Power: 250mW • Frequency: 920.5 ~ 923.5MHz • Use Cases: LPWA for sensors (forest, bridge, etc) • ARIB STD-T108 • ③ Specified Low-Power Radio Station • (Unlicensed, Active System) • Tx Power: 1mW • Frequency: 915.9 ~ 929.7MHz • Use Cases: Home Security, Remote Control • ARIB STD-T108 *1: MIC is going to deregulate the current standard to meet the future use cases (Inside/Outside, Tx Time, Duty Cycle, etc)[3] *2: IEEE 802.11ah is not specified on ARIB STD-T108 at this moment [2] Yuki Nagai, MERL

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