Amazon's Just Walkout System and Streamlining Autonomous Checkout with RFID

Value Drivers of Just Walkout

1. Revenue Generation:

   • Increase store throughput and get more people into the store
   • Increase basket size through efficient shopping and checkout

2. Expanded Hours of Operation:

   • Operate stores in partially or fully unattended mode with fewer attendees

3. Enhanced Shopper Experience:

   • Provide a differentiated, frictionless checkout experience

4. Reduced Theft and Loss:

   • Leverage technology to monitor transactions and minimize shrinkage

5. Improved Labor Efficiency:

   • Run stores with fewer people, allowing associates to focus on customer service
   • Enable faster inventory stock-taking with RFID

Just Walkout Technology

1. Computer Vision-Based Approach:

   • Entry and exit gates with authentication mechanisms
   • Ceiling-mounted custom cameras and edge computing
   • Tracking algorithms and sensor fusion for product detection

2. RFID-Based Approach:

   • All technology installed at the exit gates
   • Leveraging RFID tags and antennas for efficient product detection
   • Applying machine learning algorithms to RFID signal processing

Challenges in Apparel Retail

1. Long Lines and Checkout Abandonment:

   • 73% of consumers find long checkout lines frustrating, and 75% have left a line in the past 12 months

2. Staffing Challenges:

   • Difficulty in maintaining adequate staffing, especially during peak periods
   • Increasing labor costs

3. Inventory Visibility and Accuracy:

   • Manual inventory counting is only 95% efficient
   • Time-consuming cycle counts

RFID Technology Overview

1. Radio Frequency Spectrum and Applications:

   • RFID typically operates in the 400 MHz to 2.4 GHz range
   • Passive and active RFID tags, with 900 MHz tags widely adopted in retail

2. RFID Tag Features:

   • Coil-based design with bidirectional communication
   • Range of a few inches to 100 feet

RFID-Based Just Walkout Solution

1. First-Generation RFID Checkout:

   • All technology installed at the exit gates
   • Multiple antennas to ensure reliable tag reading

2. Second-Generation RFID Lanes:

   • Improved mobility and flexibility
   • Seamless integration with payment systems and loyalty programs
   • Accurate inventory counting and loss prevention

Key Benefits of RFID-Based Just Walkout

1. Increased Store Throughput:

   • 2-3 times faster checkout, around 15 seconds on average

2. Expanded Hours of Operation:

   • Ability to run stores with fewer associates, even in unattended mode

3. Enhanced Shopper Experience:

   • Eliminated checkout lines, improved visibility, and seamless integration

4. Reduced Shrinkage:

   • Accurate inventory tracking and loss prevention

5. Improved Labor Efficiency:

   • 40-60% reduction in labor to operate a store
   • 96% reduction in labor for cycle counting