International Journal of Innovative Research in Computer and Communication Engineering

ISSN Approved Journal | Impact factor: 8.771 | ESTD: 2013 | Follows UGC CARE Journal Norms and Guidelines

| Monthly, Peer-Reviewed, Refereed, Scholarly, Multidisciplinary and Open Access Journal | High Impact Factor 8.771 (Calculated by Google Scholar and Semantic Scholar | AI-Powered Research Tool | Indexing in all Major Database & Metadata, Citation Generator | Digital Object Identifier (DOI) |


TITLE Bluetooth Architecture and Protocol Stack
ABSTRACT Bluetooth is a pervasive short-range radio technology that enables both high-throughput audio/data (BR/EDR) and ultra-low-power sensing/control (Bluetooth Low Energy, BLE). The paper describes the architecture and protocol stack of Bluetooth (Core and LE variants), then compares the design trade-offs between BR/EDR and BLE. Next, it surveys key higher-level protocols, namely L2CAP, ATT/GATT, SMP, RFCOMM, and SDP, and assesses implications for performance and security. We introduce a methodology that combines protocol level specification analysis, implementation/firmware inspection, and targeted experiments-running throughput, latency, power, and pairing/security tests-to quantify behavior across representative devices. The results shed light on how protocol design-which includes controller/ host split, L2CAP fragmentation, and ATT/GATT transaction model-affects real-world performance and energy consumption. It also pinpoints open problems in coexistence, QoS, and scalable service discovery.
TITLE


AUTHOR PROF.PRANJAL FARAKTE, SAAD I SANADI, OMKAR R MADANE, RITESH BHOSALE, SIDDHARTH U MORE, PRATHAMESH P PATIL
VOLUME 176
DOI DOI: 10.15680/IJIRCCE.2025.1311042
PDF pdf/42_Bluetooth Architecture and Protocol.pdf
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