(Reports and Commnets) UWB

Transcription

1 (Reports and Commnets) UWB Regulatory Issues of Ultra Wideband Radio Jun-ichi Takada Tokyo Institute of Technology FirstReportandOrder FCC (Federal Communications Commission) UWB (ultra wideband) ITU-R (International Telecommunication Union Radiocommunication sector) (Radio Regulations, RR) [1] 4.4 RR FCC ITU-R FCC ITU-R Task Group (TG) 1/8 UWB UWB 4 1 CEPT UWB ITU-R TG 1/8 UWB 2 ITU-R TG 1/8 ITU-R UWB Study Group (SG) 1 TG 1/8 Compatibility between ultrawideband devices (UWB) and radiocommunication services TG 1/8 (coexistence) (compatibility) (impact) TG 1/ SG 1 ITU [2,3,4,5] [6] 2.1 UWB [3] UWB 3 Annex 1 Annex 1 UWB (UWB Technology) (transmission) UWB 10 db 500 MHz 10 db 20% FCC emission 1 ITU Annex 1

2 ITU-R transmission RR [1] radiation emission UWB emission radiation transmission 10 db UWB 99 % (activity factor) UWB UWB Annex 2 UWB (common signaling mode) Annex 3 UWB UWB 2.2 UWB [5] UWB 2 Annex [6] Annex 1.1 UWB e.i.r.p. (dbm/mhz) 2 e.i.r.p. (interference to noise ratio, INR) UWB Annex 2 2 UWB UWB UWB UWB [7] IMT-2000 IMT-2000 LAN e.i.r.p. FCC db INR 6 20 db [8] 3 89 %, 10 %, 1% 3 UWB 1% INR 20 db Annex 1.2 Annex 1.3 (detect and avoid technology, DAA) Annex 2 UWB UWB 2 e.i.r.p

3 2.3 [4] UWB 1 Annex 3 Appendix recommends RR 4.4 UWB UWB Annex RR DAA 3.1 UWB UWB FCC 2002 UWB UWB Appendix FCC CEPT (European Conference of Postal and Telecommunications Administrations) FCC UWB 2.4 UWB [2] UWB 1 Annex 2 (effective isotropic radiation power, e.i.r.p.) ( dbm/mhz) e.i.r.p. e.i.r.p. 10 db 1 MHz (resolution bandwidth, RBW 4 ) 10 db 1 GHz 5 1 GHz 6 3m 1 GHz CISPR [9] 1 GHz rms 2 5 CISPR EMC EMC 1 GHz 2 (LNA) (reference bandwidth) 50 MHz 50 MHz FCC LNA 1MHz [5] 1MHz 1ms rms rms RBW 1MHz 1ms 4 (intermediate frequency, IF) 3dB 5 CISPR 6.1 3

4 50 MHz RBW IF 3MHz RBW 3MHzRBW Limit RBW = Limit BW +20log 10 RBW BW (1) RBW BW 1GHz 3m e.i.r.p. 47 dbm/mhz e.i.r.p UWB FCC 2002 First Report and Order [10] UWB UWB FCC Part 15 [11] Part GHz 41.3 dbm/mhz e.i.r.p. CISPR 1GHz e.i.r.p. GPS GPS MHz MHz 1kHzRBW 85.3 dbm/khz 4 CEPT (European Conference of Postal and Telecommunications Administrations) UWB CEPT (European Union, EU) 47 [4] Appendix 2 (slope mask) 2005 CEPT [12] ECC Decision [13] e.i.r.p. FCC 41.3 dbm/mhz GHz ECC Decision [14] GHz (detect and avoid technology, DAA) (low duty cycle, LDC) LDC GHz e.i.r.p dbm/mhz 4

5 5 ms 38 ms 1s 1 s 950 ms 1 s 5% 1h 0.5 % [13] 3.8 GHz 85 dbm/mhz 3.8 GHz 70 dbm/mhz DAA CEPT (European Commission) UWB EU [15] EU UWB CEPT 50 MHz ITU-R GHz e.i.r.p dbm/mhz 5 UWB [16] UWB UWB Field Pickup Unit, FPU UWB GHz UWB GHz GHz 41.3 dbm/mhz GHz 70 dbm/mhz GHz e.i.r.p. 0dBi 50 Mbit/s UWB PAN 1.6 GHz 90 dbm/mhz GHz 85 dbm/mhz 2.7 GHz 70 dbm/mhz GHz GHz 85 dbm/mhz 5

6 UWB 10 db 450 MHz (TELEC) [17] 1MHz ITU-R [2] 1GHz 50 MHz 1MHz (Association of Radio Industries and Businesses, ARIB) UWB [18] 1 1 MHz e.i.r.p GHz GHz UWB UWB 6.1 ITU-R CISPR UWB 2 ITU CISPR ITU CISPR (International Special Committee on Radio Interference) IEC (International Electrotechnical Commission) ITU-R CISPR CISPR 22 [19] 1 6GHz B PC 3 6GHz e.i.r.p dbm/mhz e.i.r.p dbm/50 MHz CISPR FCC UWB CISPR 22 1 GHz B CISPR UWB ITU-R B UWB 6

7 6.2 TG 1/8 UWB UWB 40 dbm/mhz UWB diplomatic ITU-R CISPR FCC Part 15 UWB UWB UWB UWB 6.3 UWB EMC TG 1/8 TG 1/8 UWB FCC ITU-R ITU-R 6.4 UWB 10 km km 10 km

8 4 [20] 7 [21] 7 UWB UWB IEEE a PAN IEEE a PAN ITU-R TG 1/8 UWB ITU-R [1] Radio Regulations, ITU-R, [2] Measurement techniques of ultra-wideband transmissions, Rec. ITU-R, SM. 1754, [3] Characteristics of ultra-wideband technology, Rec. ITU-R, SM. 1755, [4] Framework for the introduction of devices using ultra-wideband technology, Rec. ITU-R, SM. 1756, [5] Impact of devices using ultra-wideband technology on systems operating within radiocommunication services, Rec. ITU-R, SM. 1757, [6] Studies related to the impact of devices using ultra-wideband technology on radiocommunication services, Rep. ITU-R, SM. 2057, [7] Monte Carlo simulation methodology for the use in sharing and compatibility studies between different radio services or systems, Rep. ITU-R, SM , [8] Maximum Allowable Error Performance and Availability Degradations to Digital Radio-Relay Systems Arising from Interference from Emissions and Radiations from Other Sources, Rec. ITU-R, F , [9] Specification for radio disturbance and immunity measuring apparatus and methods Part 1-1: Radio disturbance and immunity measuring apparatus Measuirng apparatus, CISPR , second eds., [10] First Report and Order: In the matter of Revision of Part 15 of the Commission s Rules Regarding Ultra-Wideband Transmission Systems, ET Docket , FCC 02-48, [11] Radio Frequency Devices, Part 15, Federal Communications Commission Rules,

9 [12] The Protection Requirements of Radiocommunications Systems below 10.6 GHz from Generic UWB Applications, ECC Report 64, Electronic Communications Committee (ECC), European Conference of Postal and Telecommunications Administrations (CEPT), [13] ECC Decision of 24 March 2006 on the harmonised conditions for devices using Ultra-Wideband (UWB) technology in bands below 10.6 GHz, ECC/DEC/(06)04, Electronic Communications Committee (ECC), European Conference of Postal and Telecommunications Administrations (CEPT), [14] ECC Decision of 1 December 2006 on the harmonised conditions for devices using Ultra- Wideband (UWB) technology with Low Duty Cycle (LDC) in the frequency band GHz, ECC/DEC/(06)12, Electronic Communications Committee (ECC), European Conference of Postal and Telecommunications Administrations (CEPT), [15] Commission Decision of 21 February 2007 on allowing the use of the radio spectrum for equipment using ultra-wideband technology in a harmonised manner in the Community, 2007/131/EC, European Commission (EC), [16] UWB,, [17], TELEC-T ,, [18] UWB, ARIB STD-T91 1.0,, [19] Information Technology Equipment Radio Disturbance Characteristics Limits and Methods of Measurement, CISPR 22, Consol. Ed. 5.2, [20] Propagation data and prediction methods for the planning of short-range outdoor radiocommunication systems and radio local area networks in the frequency range 300 MHz to 100 GHz, Rec. ITU-R, P , [21] Propagation by diffraction, Rec. ITU-R, P.526-9, NICT UWB G 18 ICT G ITU-R TG 1/8 WG 18 9

10 1: 1 MHz e.i.r.p. 10