Hans Christian Hørup Hellstern
Articles by Hans Christian Hørup Hellstern
Interference and metal surfaces in RFID and NFC installations
September 21, 2026
Understanding how metal surfaces interfere with Radio Frequency Identification (RFID) and Near Field Communication (NFC) systems allows your team to design reliable…
Understanding how NFC works in phones cards and access systems
September 18, 2026
Understanding how Near Field Communication (NFC) operates allows your team to integrate secure and reliable contactless data capture into your existing infrastructure.…
Overview of common RFID frequency bands and what they are used for
September 15, 2026
Matching the right radio frequency to your environment is the single most critical step in building a reliable tracking system. When you…
Active and passive RFID tags and when each type makes sense
September 14, 2026
Choosing between active and passive Radio Frequency Identification (RFID) systems fundamentally dictates the scale, cost, and physical layout of your tracking infrastructure.…
Basic principles of RFID technology explained in simple terms
September 10, 2026
Understanding how Radio Frequency Identification (RFID) functions allows your team to automate data capture and improve inventory visibility without disrupting existing workflows.…
Security fundamentals for RFID and NFC projects
September 8, 2026
Before you deploy a physical tracking system, you must understand the security risks and protections to prevent costly integration issues later. Radio…
How data is encoded and stored on RFID and NFC tags
September 7, 2026
Understanding how Radio Frequency Identification (RFID) and Near Field Communication (NFC) tags store data helps you make better decisions when planning your…
Combining RFID access control with time and attendance tracking
September 4, 2026
Consolidating your physical access control and time tracking systems into a single Radio Frequency Identification (RFID) or Near Field Communication (NFC) token…
Upgrading legacy access cards to modern RFID and NFC solutions
September 2, 2026
Upgrading your legacy access control system eliminates severe security vulnerabilities while streamlining how your team manages daily operations. Relying on outdated hardware…