📡 RFID Technology

RFID TechnologyComplete Guide

Comprehensive guide to Radio Frequency Identification principles, applications, and limitations across manufacturing, healthcare, retail, warehouse, transportation, and public sector.

RFID Types & Frequencies

Understanding different RFID technologies and their optimal applications

125-134 kHz
Range: 10 cm
Low Frequency (LF)
Good for metal/liquid environments, animal tracking
Glass tube implant

Applications:

  • Animal identification
  • Access control
  • Car immobilizers

Primary Use Case:

Livestock tracking and identification

13.56 MHz
Range: 1 meter
High Frequency (HF)
NFC compatible, good data transfer rates
ISO 14443 card

Applications:

  • Payment cards
  • Library books
  • Smart posters

Primary Use Case:

Contactless payment systems

860-960 MHz
Range: 12 meters
Ultra High Frequency (UHF)
Long range, fast read rates, multiple tags
EPC Gen2 tag

Applications:

  • Supply chain
  • Inventory
  • Vehicle tracking

Primary Use Case:

Warehouse inventory management

433 MHz / 2.45 GHz
Range: 100+ meters
Active RFID
Battery powered, real-time location
Battery-powered beacon

Applications:

  • Asset tracking
  • Personnel monitoring
  • Vehicle fleet

Primary Use Case:

Hospital equipment location tracking

860-960 MHz
Range: 30 meters
Semi-Passive RFID
Battery assists communication, longer range than passive
Temperature logging tag

Applications:

  • Cold chain monitoring
  • Sensor data logging

Primary Use Case:

Pharmaceutical cold chain monitoring

13.56 MHz
Range: 4 cm
NFC (Near Field Communication)
Smartphone compatible, peer-to-peer communication
NFC sticker

Applications:

  • Mobile payments
  • Smart labels
  • Pairing devices

Primary Use Case:

Product authentication and marketing

RFID System Components

Essential hardware and software components for RFID implementation

RFID Tags
  • Passive Tags
  • Active Tags
  • Semi-Passive Tags
  • NFC Tags
RFID Readers
  • Fixed Readers
  • Handheld Readers
  • Portal Readers
  • Desktop Readers
Antennas
  • Linear Polarized
  • Circular Polarized
  • Near Field
  • Far Field
Software & Middleware
  • Tag Management
  • Data Filtering
  • Integration APIs
  • Analytics Dashboard

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