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Dash7 Uof P Hawrylak 01292009

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Information about Dash7 Uof P Hawrylak 01292009

Published on February 5, 2009

Author: cbo1

Source: slideshare.net

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February 3, 2009

Peter J. Hawrylak Research Associate RFID Center of Excellence University of Pittsburgh

Excellence In Education Pioneer in Research Partner in Regional Devlopment

RFID Center - Who/What We Are  People  Equipment Fundamental Technologies Intellectual Property Anechoic Chambers Publishing - Journal, Conferences Member AIDC 100, US TAG/ISO

RFID Center - Who/What We Are

 People

 Equipment

Fundamental Technologies

Intellectual Property

Anechoic Chambers

Publishing - Journal, Conferences

Member AIDC 100, US TAG/ISO

RFID Center Accomplishments  Five Spin Off Companies (2½ Years)  14 Energy Harvesting/RFID related Patents 35+ Pending Applications Carnegie Science Center Award for Excellence in Corporate Innovation RFID Center Spin Off Company Accomplishments  Best of Show – Emerging Technologies, Las Vegas CES Carnegie Science Center Award for Excellence in Advanced Manufacturing and Materials Carnegie Science Center Start-Up Entrepreneur Award for Excellence

RFID Center Accomplishments

 Five Spin Off Companies (2½ Years)

 14 Energy Harvesting/RFID related Patents

35+ Pending Applications

Carnegie Science Center Award for Excellence in Corporate Innovation

RFID Center Spin Off Company Accomplishments

 Best of Show – Emerging Technologies, Las Vegas CES

Carnegie Science Center Award for Excellence in Advanced Manufacturing and Materials

Carnegie Science Center Start-Up Entrepreneur Award for Excellence

Pitt Research and Development Spectrum • Basic Patents in Energy Harvesting • Working with RIFD Companies FireFly Power Technologies 2200  M

Layers of RFID Physical Layer Transmission of Data as RF Signals Link Layer Interrogator/Tag Processing and Forming Messages in Digital Format (1s and 0s) Application-Interrogator Layer Application Interface with Interrogator Application Layer Update of Database Records, Actions Taken on Middle/Back-end, etc. Physical Layer RF Signals Link Layer Application- Interrogator Layer Application Layer

Physical Layer

Transmission of Data as RF Signals

Link Layer

Interrogator/Tag Processing and Forming Messages in Digital Format (1s and 0s)

Application-Interrogator Layer

Application Interface with Interrogator

Application Layer

Update of Database Records, Actions Taken on Middle/Back-end, etc.

Physical Layer Translates binary strings of data (0s and 1s) to an radio frequency (RF) signal. Mechanism Active (Powered) Transmitter Backscatter or Passive Transmitter Carrier Frequencies 125 kHz, 13.56 MHz, 433 MHz, 915 MHz Modulation ASK, FSK, PSK, OOK, … Data Encoding Bit Width  Data Rate

Translates binary strings of data (0s and 1s) to an radio frequency (RF) signal.

Mechanism

Active (Powered) Transmitter

Backscatter or Passive Transmitter

Carrier Frequencies

125 kHz, 13.56 MHz, 433 MHz, 915 MHz

Modulation

ASK, FSK, PSK, OOK, …

Data Encoding

Bit Width  Data Rate

Link Layer Translates Commands and Responses to Binary Strings of Data Collection with Universal Data Block (UDB) Command 0100 0000 0000 0100 0000 1100 0000 0000 0000 0011 0001 1111 …

Translates Commands and Responses to Binary Strings of Data

University of Pittsburgh Focus on: Physical Layer Link Layer Interrogators and Tags Physical Layer RF Signals Link Layer Application- Interrogator Layer Application Layer Our Focus

Focus on:

Physical Layer

Link Layer

Interrogators and Tags

ISO Activities Member Technical Advisory Group (TAG) for USA Delegation to the International Standards Organization (ISO) One of the Leading Members working on: ISO 18000-7 ISO 18047-7 ISO 18000-6, ISO 18000-3, …

Member Technical Advisory Group (TAG) for USA Delegation to the International Standards Organization (ISO)

One of the Leading Members working on:

ISO 18000-7

ISO 18047-7

ISO 18000-6, ISO 18000-3, …

Ecosystem Have Many Application Spaces Want One System Application Space

Have Many Application Spaces

Want One System

Ecosystem Have Many Application Spaces Want One System Want Many Vendors Interrogator Vendor B Tag Vendor B Interrogator Vendor A Tag Vendor A Application Space

Have Many Application Spaces

Want One System

Want Many Vendors

Ecosystem Have Many Application Spaces Want One System Want Many Vendors Want Any Tag to Work with Any Interrogator Interrogator Vendor B Tag Vendor B Interrogator Vendor A Tag Vendor A Application Space

Have Many Application Spaces

Want One System

Want Many Vendors

Want Any Tag to Work with Any Interrogator

Roadmap Standardized System

Standardized System

Roadmap Standardized System Core Standard: ISO 18000-7 18000-7

Standardized System

Core Standard: ISO 18000-7

Roadmap Standardized System Core Standard: ISO 18000-7 Build Applications on Top of Core Standard 18000-7 A B C D E F G

Standardized System

Core Standard: ISO 18000-7

Build Applications on Top of Core Standard

How? Conform to a common standard Conformance Interoperability Devices work with each other Interoperability by Substitution

Conform to a common standard

Conformance

Interoperability

Devices work with each other

Interoperability by Substitution

Conformance First, Then Interoperability Conformance is necessary but not a sufficient for interoperability Achieving the Two Goals Interoperability Conformance Interoperability By Substitution

Conformance First, Then Interoperability

Conformance is necessary but not a sufficient for interoperability

Interoperability Factors determining interoperability Large number Some independent; others dependent Based on these factors, define a single index or measure of interoperability For tags For readers

Factors determining interoperability

Large number

Some independent; others dependent

Based on these factors, define a single index or measure of interoperability

For tags

For readers

Enter the Full Factored Reader Agile Cute Tag Reader exercises the full range of all factors

Enter the Full Factored Tag Agile Cute Reader Tag exercises the full range of all factors

Real Interoperability Reader Tag Reader/Tag exercise the full range of all factors

Interoperability Conformance Plus… Correct Behavior Link Layer Functions Over the Entire Range of Parameter Limits Defined in Standard Generates an Interoperability Score Confidence of a Specified Confidence Level Interoperability Conformance Interoperability By Substitution

Conformance Plus…

Correct Behavior

Link Layer

Functions Over the Entire Range of Parameter Limits

Defined in Standard

Generates an Interoperability Score

Confidence of a Specified Confidence Level

Interoperability Roadblocks Two vendors, A and B may work together but not implement the entire standard. Standard A and B

Two vendors, A and B may work together but not implement the entire standard.

Interoperability Roadblocks Two vendors, A and B may work together but not implement the entire standard. A third vendor, C’s, equipment will not work with A’s or B’s equipment, but C still conforms. Standard A and B C

Two vendors, A and B may work together but not implement the entire standard.

A third vendor, C’s, equipment will not work with A’s or B’s equipment, but C still conforms.

Want… A and B C Standard

Fully Exercise Standard Check Entire Range of Physical Parameters Center Frequency may be allowed to deviate +/- 10% from a nominal value Test Error Cases Transmit Messages Containing Errors Test Behavior – Use Cases Transmit a sequence of messages to mimic a given behavior

Check Entire Range of Physical Parameters

Center Frequency may be allowed to deviate +/- 10% from a nominal value

Test Error Cases

Transmit Messages Containing Errors

Test Behavior – Use Cases

Transmit a sequence of messages to mimic a given behavior

Reference Design – GOLD Standard Basis to Test Any Device for Conformance and Interoperability Product Agnostic Independent Transparent Controllability Operation Over Entire Range of All Parameters

Basis to Test Any Device for Conformance and Interoperability

Product Agnostic

Independent

Transparent

Controllability

Operation Over Entire Range of All Parameters

Using GOLD Standard Consistent Test Same Stimuli (Input) to all Devices Under Test Platform to Evaluate Conformance Basis for Evaluating Interoperability All Devices can Communicate with GOLD Standard Fully Customizable Fully Controllable

Consistent Test

Same Stimuli (Input) to all Devices Under Test

Platform to Evaluate Conformance

Basis for Evaluating Interoperability

All Devices can Communicate with GOLD Standard

Fully Customizable

Fully Controllable

Testing a Tag Gold Standard Interrogator Tag Under Test Commands Response Results Tester Response of Tag is Tested

Testing an Interrogator Gold Standard Tag Interrogator Under Test Response Commands Results Tester Stimulus from Interrogator is Tested Control

Gold Standard Reader Gold Standard Tag Device Under Test (DUT) Conformance Test Environment Overview Test Controller (PC) RF Measurement Equipment Measurements Control Communication DUT Gold Standard Tester Pass/DID NOT PASS Indication Detailed Test Results

Gold Standard Reader

Gold Standard Tag

Device Under Test (DUT)

Pass/DID NOT PASS Indication

Detailed Test Results

Behavior Test Scripts Simulate Any Type of Behavior Database Operations Error Conditions Extreme Conditions Use Cases Typical behaviors device will encounter during deployment. Focus on common use cases

Simulate Any Type of Behavior

Database Operations

Error Conditions

Extreme Conditions

Use Cases

Typical behaviors device will encounter during deployment.

Focus on common use cases

GOLD Standard Uses Beyond Conformance and Interoperability Evaluate New Protocols New Physical Layer Parameters Custom Commands Evaluate New Methods to Perform Operations Memory Access – Write, Read, and Search Database Operations

Beyond Conformance and Interoperability

Evaluate New Protocols

New Physical Layer Parameters

Custom Commands

Evaluate New Methods to Perform Operations

Memory Access – Write, Read, and Search

Database Operations

Current Deployment ISO 18000-7 / RFID-III Complete Conformance Testing Package Comprehensive Interoperability Testing ISO 18000-6C / Gen-2 Conformance Testing Package Under Development ISO 18000-3 Conformance Testing Package Under Development

ISO 18000-7 / RFID-III

Complete Conformance Testing Package

Comprehensive Interoperability Testing

ISO 18000-6C / Gen-2

Conformance Testing Package Under Development

ISO 18000-3

Conformance Testing Package Under Development

RFID Center Offerings Conformance Test Software License Conformance Test at RFID Center Interoperability Test at RFID Center Custom Tests at RFID Center Independent Test Facility Independent Forum for Technical Discussions Previously hosted workshop on Gray Areas Research and Development

Conformance Test Software License

Conformance Test at RFID Center

Interoperability Test at RFID Center

Custom Tests at RFID Center

Independent Test Facility

Independent Forum for Technical Discussions

Previously hosted workshop on Gray Areas

Research and Development

Conformance Test Software Package Automated License $20,000 first year Small yearly maintenance Quality Control Automatic Testing of Basic ISO 18047-7 Parameters The Software has already been commercially licensed and continues to be to be available for licensing.

Automated

License $20,000 first year

Small yearly maintenance

Quality Control

Automatic Testing of Basic ISO 18047-7 Parameters

The Software has already been commercially licensed and continues to be to be available for licensing.

Conformance Test One Reader/Tag Pair Tests done at University of Pittsburgh RFID Center RFID Center Personnel Hourly rate of $110 Deliverables: Detailed Report with examples of failure cases, Raw Result Data, IQ Waveforms Estimate 1 Week (40 hours) for a reader and tag pair

Tests done at University of Pittsburgh RFID Center

RFID Center Personnel

Hourly rate of $110

Deliverables: Detailed Report with examples of failure cases, Raw Result Data, IQ Waveforms

Estimate 1 Week (40 hours) for a reader and tag pair

Interoperability and Custom Tests Done at University of Pittsburgh RFID Center RFID Center Personnel Hourly rate of $110 Deliverables: Detailed Report with examples of failure cases, Raw Result Data, IQ Waveforms

Done at University of Pittsburgh RFID Center

RFID Center Personnel

Hourly rate of $110

Deliverables: Detailed Report with examples of failure cases, Raw Result Data, IQ Waveforms

Discussion Forum Bring Stakeholders together to Share and Discuss ISO 18000-7 Technical Issues Advance ISO Standard Identify, Discuss, and Eliminate Gray Areas Share Information about Wins and Pitfalls Ensures Environment that Supports Interoperability Hosted Gray Areas of ISO 18000-7 Workshop March 2008

Bring Stakeholders together to Share and Discuss ISO 18000-7 Technical Issues

Advance ISO Standard

Identify, Discuss, and Eliminate Gray Areas

Share Information about Wins and Pitfalls

Ensures Environment that Supports Interoperability

Hosted Gray Areas of ISO 18000-7 Workshop

March 2008

Contact Us Website: http://www.engr.pitt.edu/site/rfid/ Marlin H. Mickle Director RFID Center of Excellence University of Pittsburgh Email: mickle@pitt.edu

Website: http://www.engr.pitt.edu/site/rfid/

Marlin H. Mickle

Director

RFID Center of Excellence

University of Pittsburgh

Email: mickle@pitt.edu

Thank You Questions? Marlin H. Mickle Director RFID Center of Excellence University of Pittsburgh Email: mickle@pitt.edu Peter J. Hawrylak Research Associate RFID Center of Excellence University of Pittsburgh Email: phawrylak@engr.pitt.edu

Thank You Questions? Marlin H. Mickle Director RFID Center of Excellence University of Pittsburgh Email: mickle@pitt.edu Peter J. Hawrylak Research Associate RFID Center of Excellence University of Pittsburgh Email: phawrylak@engr.pitt.edu

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