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DECT vs DECT ULE | Difference between DECT and DECT ULE

This page compares legacy DECT and DECT ULE and mentions similarities and difference between DECT and DECT ULE (Ultra Low Energy). DECT stands for Digital Enhanced Cordless Telecommunications. ULE stands for Ultra Low Energy.

DECT ULE has following features in comparison with legacy DECT wireless technology:
• Low Power Consumption (DECT ULE chip consumes 5mA @ 3.3 Volt)
• Low latency
• Long range
• Moderate data rate
• value added voice services and data applications

DECT ULE specifications and products have been developed and managed by ULE Alliance, ETSI and DECT forum.


Specifications DECT DECT-ULE
Coverage Distance 75 meters (Indoor), 300 meters (Outdoor) 70 meters (Indoor), 600 meters (Outdoor)
Frequency of operation 1.880 to 1.900 GHz 1.8 GHz in Europe, 1.9 GHz in USA
Data rate 1.152 Mbps 1 Mbps
Battery life Medium Long (10 years)
Channel Spacing 1.728 MHz 1.728 MHz
Latency Higher than DECT ULE Lower than DECT
Security Uses Challenge and Response based encryption which generates encryption key to be used between Base unit and Handset. DECT uses 64 bit encryption. DECT ULE uses very strong encryption i.e. 128 bit AES.
Transport layer in protocol stack Normal Enhanced to meet WSN (Wireless Sensor Network) requirements
Applications Cordless telephony (Mostly used for Voice communication) Cordless telephony, Home automation, M2M, Security and monitoring, used for voice and data communication

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