EPCglobal vs ISO18000-3 · 2007-10-08 · RFID 標準推動論壇 EPCglobal HF V2.0 VS. ISO 18000-3...

RFID RFID 標準推動論壇標準推動論壇

EPCglobalEPCglobal HF V2.0HF V2.0VS.VS.

ISO 18000ISO 18000--33

主講主講: : 劉穎昌劉穎昌

11, Oct, 200711, Oct, 2007正隆正隆 RFID RFID 應用驗測中心應用驗測中心

簡報綱要簡報綱要

RFID HF RFID HF 相關標準簡介相關標準簡介

ISO 18000ISO 18000--3 VS. 3 VS. EPCglobalEPCglobal HF V2.0HF V2.0

優劣點比較優劣點比較

結論結論

RFID HF 國際標準

ISOISOISO 15693ISO 15693

ISOISOISO 14443AISO 14443A

ISOISOISO 14443BISO 14443B

◎◎EPCglobalEPCglobalEPC HF V2.0EPC HF V2.0

Auto_ID CenterAuto_ID CenterEPC HF V1.0EPC HF V1.0

ISOISOISO 18000ISO 18000--33

未來性未來性發佈單位發佈單位標準名稱標準名稱

RFID HF相關業者自有標準/產品

以以ISO 15693ISO 15693技術標準修改技術標準修改Philips IPhilips I--CODE1, ICODE1, I--CODE HSLCODE HSLST Microelectronic LR512ST Microelectronic LR512EM 4135EM 4135TI TagTI Tag--it it HFiHFiInfinionInfinion MyMy--DD

以以ISO 14443AISO 14443A技術標準修改技術標準修改Philips Philips mifaremifare

EPCglobalEPCglobal HF V2.0 VS. ISO 18000HF V2.0 VS. ISO 18000--33

Interrogator to Tag (R=>T)Interrogator to Tag (R=>T)

DSB-ASKPJM (Phase Jitter Modulation)

ModulationM1-Int: 7

10~30%N/AModulation DepthM1-Int: 7d

500us Max.0~10usDeacy Time or Interrogator Transmit Power-Down Ramp

M1-Int: 6d

1500us Max.0~10usDwell Time or Interrogator Transmit Power-Down Ramp

M1-Int: 6c

151~1194us0~100usR-T Turn-Around TimeM1-Int: 6b

75.5us0~50usT-R Turn-Around TimeM1-Int: 6a

±7 KHz±100 ppmOperating Frequency AccuracyM1-Int: 1C

EPCglobal HF V2.0ISO 18000-3協定參數功能差異項目


Interrogator to Tag (R=>T)Interrogator to Tag (R=>T)

LSB firstLSB firstBit Transmission OrderM1-Int: 13

Synchronous to the carrierfrequency

±1 %Bit Rate AccuracyM1-Int: 9a

26.7~100 Kbps423.75 KbpsBit RateM1-Int: 9

PIE(Pulse Interval Encoding)

MFM(Modified FM)

Data CodingM1-Int: 8



Tag to Tag to Interrogator(TInterrogator(T=>R)=>R)

ManchesterBPSKSubcarrier ModulationM1-Tag: 7g

423,847 KHz969,1233,1507,1808,2086,2465,2712,3013 KHz

Subcarrier FrequencyM1-Tag: 7e

N/AFM0:50%Subcarrier:50%

Duty CycleM1-Tag: 7h

ASKLoad ModulationModulationM1-Tag: 7

75.5us50~100usR-T Turn-Around TimeM1-Tag: 6b

151~1194us0~200usT-R Turn-Around TimeM1-Tag: 6a

Local Regulation106 KHzOccupied Channel BandwidthM1-Tag: 2

13.56 MHz13.56 ±3.013 MHzOperating Frequency AccuracyM1-Tag: 1



Tag to Tag to Interrogator(TInterrogator(T=>R)=>R)

MSB firstLSB firstBit Transmission OrderM1-Tag: 13

As Specified 16 BitsPreamble Length M1-Tag: 11a

RequiredMFM(Modified FM)

PreambleM1-Tag: 11

423, 847 KHz105.9375 KbpsBit rateM1-Tag: 9

FM0 or ManchesterMFM(Modified FM)

Data CodingM1-Tag: 8


EPCglobalEPCglobal HF V2.0 VS. ISO 18000HF V2.0 VS. ISO 18000--33Tag Inventory and AccessTag Inventory and Access

R=>T Select: CRC-16Query: CRC-5Access: CRC-16Inventory: Command Length

T=>RPC, EPC: CRC-16RN16: CRC-5 or CRC-16Handle: CRC-16

R=>T 16 Bits CRC

T=>R32 Bits CRC

Error DetectionM1-P: 8

20ms Max.1.282ms+75.5usWrite Transaction TimeM1-P: 7

Varied With R=>T & T=>R rate and number of bits

1.282ms+150usRead Transaction TimeM1-P: 6

EPCUIDFormatM1-P: 3b

96 Bits64 BitsUID LengthM1-P: 3a



Collision managementCollision management

Unlimited>32000Tag Inventory CapacityM1-A: 3

N/A100 Tags/150msMultiple Tag Identification RateM1-A: 4

Linear Linear>10000 Tags => Polynomial

LinearityM1-A: 2EPCglobal HF V2.0ISO 18000-3協定參數功能差異項目

ISO 18000ISO 18000--33感應距離感應距離: 0~90 : 0~90 公分公分((與與ISO 15693ISO 15693相當相當))10~40 10~40 個個Tags/Tags/秒秒

Mode 1: Mode 1: 以以ISO 15693ISO 15693為基礎為基礎Reader to Tag Data Rate: 1.65~26.48 KbpsReader to Tag Data Rate: 1.65~26.48 KbpsTag to Reader Data Rate: 26.48 KbpsTag to Reader Data Rate: 26.48 Kbps

Mode 2:Mode 2:使用使用PJM(PhasePJM(Phase--Jitter Modulation)Jitter Modulation)Reader to Tag Data Rate: 423.75 KbpsReader to Tag Data Rate: 423.75 KbpsTag to Reader Data Rate: 105.9375 Kbps/Tag to Reader Data Rate: 105.9375 Kbps/chch (8 (8 ch.sch.s))

ISO 18000-3 技術特色

ISO 18000ISO 18000--33Mode 1Mode 1優點優點

66家國際家國際ICIC大廠支持大廠支持99家家ReaderReader產品製造商產品製造商技術成熟度高技術成熟度高

缺點缺點

資料讀取速率慢資料讀取速率慢

ISO 18000-3 技術特色

EPCglobalEPCglobal HF V2.0HF V2.0參考參考UHF Gen.2 Protocol UHF Gen.2 Protocol 感應距離感應距離: 0~90 : 0~90 公分公分((與與ISO 15693ISO 15693相當相當))10~16010~160個個Tags/Tags/秒秒

Reader to Tag Data Rate: 26.7~100 KbpsReader to Tag Data Rate: 26.7~100 KbpsTag to Reader Data Rate: 423~847 KbpsTag to Reader Data Rate: 423~847 Kbps

EPCglobal HF V2.0 技術特色

EPCglobalEPCglobal HF V2.0HF V2.0優點優點

由由ISO 18000ISO 18000--3 Mode 13 Mode 1技術延伸技術延伸,,可得到較多之廠商支持可得到較多之廠商支持更高之資料讀取速率更高之資料讀取速率(26 Kbps up to 53 Kbps)(26 Kbps up to 53 Kbps)引用引用UHF Gen. 2 UHF Gen. 2 部份邏輯層技術部份邏輯層技術,,提升讀取速度及穩定性提升讀取速度及穩定性Reader Reader 設計上也會因設計上也會因TagTag延伸使用延伸使用Gen.2Gen.2部份技術部份技術,,而使得而使得UHF UHF 及及 HF ReaderHF Reader整合一起的軟硬體成本大幅下降整合一起的軟硬體成本大幅下降

缺點缺點

標準仍待審議標準仍待審議,,尚有變數尚有變數即使標準公佈即使標準公佈,,仍需待一段時間產品及技術才會成熟仍需待一段時間產品及技術才會成熟

EPCglobal HF V2.0 技術特色


標準差異項目標準差異項目

Reader=>Tag Reader=>Tag 通信共通信共 2020項項..Tag=>Reader Tag=>Reader 通信共通信共 2222項項..Tag Tag 讀寫參數共讀寫參數共 77項項. . 抗碰撞通信參數共抗碰撞通信參數共 33項項..

SetupSetup

ConfigurationModulation

Signal

ModulatedRF

Tag Reply

RF Field

Frequency SpectrumTime Domain

Att 50 dB*

B

CLRWR

*

*

*1 QP

RBW 9 kHz

VBW 10 MHzSWT 300 s*

SGL

Ref -5.5 dBm

Center 13.56 MHz Span 1 MHz100 kHz/

-100

-90

-80

-70

-60

-50

-40

-30

-20

-10

HF-MOD1

Date: 19.SEP.2007 10:55:16

Forward Link

Forward Link

The Tari at the highest data rate allows us to meet the tag maskThe Tari at the highest data rate allows us to meet the tag mask..At the slowest data rate, the tag mask can be met by reducing thAt the slowest data rate, the tag mask can be met by reducing theeoutput power.output power.

Average Data-rate

32 kbps varible Tari 84 kbps

96 kbps

Tari 25 µs 9,5 µs 8,3 µs

Pulse width

6.6 µs (shaped cosine)

4 µs 4 µs

Maximum allowed output field strength

36 dBµA/m 45 dBµA/m 42 dBµA/m

Forward Link

Configurationand

output ofepc-number

ModulationSignal

ModulatedRF

Tag Reply

Time Domain

Return Link

All different modes specified in the protocol were tested.All different modes specified in the protocol were tested.All test conditions showed that the tag replied to the configureAll test conditions showed that the tag replied to the configuredddata rate within the required timing.data rate within the required timing.

Return Link

Return Link

Anticollision & Noise

1.1. Selected because it was the Selected because it was the slowest modulation methodslowest modulation method

2.2. Simulation will show what Simulation will show what happens when firmware happens when firmware upgrades are made to existing upgrades are made to existing readersreaders

1.1. Selected because it was the Selected because it was the best performer but was best performer but was susceptible to noisesusceptible to noise

2.2. Simulation will show the Simulation will show the degree of susceptibility to degree of susceptibility to noisenoise

Manchester modulationManchester modulationFM0 modulationFM0 modulation

Anticollision & Noise

正隆正隆RFIDRFID應用驗測中心應用驗測中心Tel:+886Tel:+886--22--22222222--5131 5131

ext 517, 518ext 517, [email protected]@mail.clc.com.tw

結結論論

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EPCglobal vs ISO18000-3 · 2007-10-08 · RFID 標準推動論壇 EPCglobal HF V2.0 VS. ISO 18000-3...

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