3 24
i 1 1 2 1.1.................................... 2 1.2........................................ 3 2 5 2.1........................................ 5 2.1.1 GALAXY NEXUS................................. 6 2.1.2 SunSPOT...................................... 7 2.2.................................. 9 2.3...................................... 10 3 15 3.1 1....................................... 15 3.2 2....................................... 17 4 19 4.1 GALAXY NEXUS............................... 19 4.2 SunSPOT.................................... 20 22 23 24
ii 25
1 GPS PC 1 2 3 4
1 2 RFID RFID ID RF cm m JR Suica ICOCA ETC RFID 1.1 OS
3 LAN LAN OS 1.2 [1] 12 4 64 FFT
4 3 [2] 2 [3] 6 HTK SVM DTW [4] SVM DTW) 50 60
5 2 1 1 2.1 3 sit stand walk 1 1 3 GALAXY NEXUS SunSPOT GALAXY NEXUS SunSPOT
6 0.2 SunSPOT 2.1.1 GALAXY NEXUS 3 GALAXY NEXUS 2 GALAXY NEXUS SAMSUNG google OS Android 4.0 Ice Cream Sandwich IEEE802.11a/b/g/n NEXUS 4.65 CPU 3 A-GPS NFC GALAXY NEXUS [5] GT-19250 Nexus Prime OS:Android 4.0 Ice Cream Sandwich CPU: Texas Instruments OMAP4460 (Cotex-A9) Dual-core 1.2GHz RAM: 1GB ROM: 16GB or 32GB : 135.5 67.94 8.94mm ( 11.5mm) : 4.65 Super AMOLED curved glass : 1280 720 HD : W-CDMA(850/900/1900/1700/2100MHz) GSM(850/900/1800/1900MHz) : LTE, HSPA+, GPRS (Depending on carrier) : WiFi 802.11 a/b/g/n Bluetooth 3.0
7 : 5MP CMOS LED 1.3MP : 1080p HD : A-GPS, G,,, NFC : Li-Ion 1750mAh : microsd NFC 2 GALAXY NEXUS 2.1.2 SunSPOT SunSPOT 3 SunSPOT Sun Micro Systems 3 SunSPOT Java LED PC SunSPOT IEEE802.15.4 SunSPOT SunSPOT
8 [6] 180MHz 32 ARM920T 512KB RAM/4MB 2.4GHz IEEE802.15.4 USB 3.7V 720mAh 2G/6G 3 2 3 LED 8 6 5 4 3 SunSPOT
9 2.2 1 1 1 1 5 5 2 6 5 1 ave a 1 (1) ave = 1 5 (a n + a n+1 + a n+2 + a n+3 + a n+3 ) n N (1) 1 2 1 3 2 4 3 5 1 diff a 1 (2) diff = 1 5 { a n+1 a n + a n+2 a n+1 + a n+3 a n+2 (2) + a n+4 a n+3 + a n+5 a n+4 } n N
10 2.3 xyz 4 6 4 x x walk sit stand 5 y y sit stand walk
11 6 z z sit stand walk 1 7 9 7 x 5 1
12 8 y y 9 z z 2 x y z 10 12
13 10 x 11 y 10
14 12 z 10 12 1 1 1 x y z sit stand walk
15 3 1 2 2 3.1 1 1 GALAXY NEXUS 13 SunSPOT 14 13 1 GALAXY NEXUS
16 14 1 SunSPOT
17 3.2 2 2 1 x y z 1 x-ave y-ave z-ave x y z x-diff y-diff z-diff GALAXY NEXUS 15 SunSPOT 16 15 2 GALAXY NEXUS
18 16 2 SunSPOT
19 4 1 2 2 GALAXY NEXUS SunSPOT GALAXY NEXUSS SunSPOT 4.1 GALAXY NEXUS 1 sit stand walk sit stand walk 267 41 192 52.4 20 414 76 82.6 17 82 401 80.2 12.2 22.9 40.1 sit stand walk 80 sit GALAXY NEXUS SunSPOT
20 2 sit stand walk sit stand walk 429 20 51 85.8 2 406 92 81.2 0 3 497 99.4 0.5 5.4 22.3 sit stand 80 walk 90 1 2 1 3 2 6 4.2 SunSPOT 1 sit stand walk sit stand walk 875 0 8 99.1 1 778 34 95.7 13 117 530 80.3 1.6 13.1 7.4 1 sit stand walk 80
21 2 sit stand walk sit stand walk 818 0 65 92.6 0 785 58 93.1 0 0 660 100 0 0 15.7 SunSPOT 2 sit stand 1 walk sit stand 90 2 walk
22 3 1 stand walk 80 sit 50 2 GALAXY NEXUS sit stand walk 80 90 3 1 6 2 SunSPOT 1 sit stand walk 80 90 2 sit stand walk 90 100 sit stand 1 2 walk 100 1 80 100
23
24 [1], 3,, Vol.2006 No.54, 2006-UBI-011 [2], 3, B-19-28,2008-03-05 [3], 3, 7 (FIT2008),2S-1,No.4,2008 [4],,Vol.52,No6,1968-1979(june2011) [5] Google Pad http://gpad.tv/phone/ntt-docomo-galaxy-nexus-sc04d/ [6] http://www.plathome.co.jp/agency/sun/spot.html
25 Hiroki Omote, Kazuma Yamanaka, Yoshikatsu Ohta and Hidetomo Suzuki :Human Behavior Recognition Using 3-axis Acceleration Sensors of SunSPOT, International Symposium for Sustainability by Engineering at MIU(IS 2 EMU 2011), 2011., 3 2012 (B2-1) 2012