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#edge computing Open access

Nexus - Object-Driven Edge Protocol (Nexus-ODEP)

Oct 2026 · Zenodo (CERN European Organization for Nuclear Research)
IoT and Edge/Fog Computing

Abstract

Deutsch:Das Nexus Object-Driven Edge Protocol (Nexus-ODEP) ist ein universelles, quelloffenes Meta- und Rahmenprotokoll für eingebettete Systeme, das Internet der Dinge (IoT), Industrie 4.0 und die professionelle Veranstaltungstechnik. Nexus-ODEP bricht radikal mit dem traditionellen Prinzip des zentralisierten, kontinuierlichen Daten-Streamings und der Abhängigkeit von Cloud-Infrastrukturen. Durch konsequentes Edge Computing verlagert das Protokoll die funktionale Logik, die zeitbasierte Ressourcen-Planung und die hardwareseitige Konfliktlösung direkt auf die dezentralen Knotenpunkte (Peer-to-Peer).Nexus-ODEP ist vollständig payload-agnostisch: Es definiert keine branchenspezifischen Anwendungsbefehle, sondern das administrative, zeitgesteuerte Rahmenwerk für deren konfliktfreie Ausführung. Über ein hardwareseitiges, kalenderbasiertes Ressourcen-Management mit hochpräziser Zeitsynchronisation (IEEE 1588 PTP oder NTP) ermöglicht Nexus-ODEP einen sicheren Multi-Controller-Betrieb via TCP/IP. Ressourcen (z. B. Antriebsachsen, Sensoren, Aktuatoren oder Farb-Engines) können exklusiv oder geteilt (Shared mit Prioritäten-Queues) gebucht werden. Durch das Konzept der Virtual Devices (VD) können rechenstarke Knoten autonom als Proxy-Server agieren und untergeordnete, serielle oder klassische Bus-Geräte kaskadieren. Für unzuverlässige Transportwege (Mobilfunk, WAN, Internet) bietet Nexus-ODEP eine integrierte Buffer-Ahead-Engine, die Netzwerk-Jitter und Paketverluste durch zeitlich entkoppelte Befehlspufferung vollständig kompensiert.Architektonisch umgeht Nexus-ODEP das klassische, universumsbasierte Verteilungs-Prinzip zentraler Steuerungsdatenbanken (wie es durch Schutzrechte von Drittanbietern blockiert ist) durch den Einsatz von abstrakter Virtualisierung und lokaler Intelligenz auf der Geräte-CPU. English:The Nexus Object-Driven Edge Protocol (Nexus-ODEP) is a universal, open-source meta-framework and control protocol designed for embedded systems, the Internet of Things (IoT), Industry 4.0, and professional entertainment technology. Nexus-ODEP fundamentally dismantles traditional centralized streaming architectures and cloud dependencies. By utilizing edge computing, the protocol shifts administrative logic, time-based resource allocation, and device-level conflict resolution directly to the decentralized nodes (peer-to-peer).Nexus-ODEP is entirely payload-agnostic: it does not dictate sector-specific application commands, but rather provides the robust, time-synchronized structural envelope for their conflict-free execution. Operating on a hardware-level, calendar-based resource allocation engine synchronized via high-precision time protocols (IEEE 1588 PTP or NTP), Nexus-ODEP enables true multi-controller operation over TCP/IP. Node resources (e.g., drive axes, sensors, actuators, or color engines) can be reserved either exclusively or in shared mode utilizing priority queues. Through Virtual Devices (VD), high-performance edge nodes autonomously act as proxy servers to cascade subordinate legacy or serial bus devices. For unreliable network layers (cellular, WAN, internet), Nexus-ODEP features a native Buffer-Ahead Engine that completely mitigates network jitter and packet loss through time-decoupled command pre-buffering.Architecturally, Nexus-ODEP bypasses universe-based distribution principles of centralized master control databases (protected by third-party proprietary frameworks) by systematically leveraging abstract virtualization and localized intelligence on the node's CPU.

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