Wideband lc - PowerPoint PPT Presentation


Scrolls:Rolling Flexible Surfaces for Wideband Wireless

Revolutionizing wireless communication, the Scrolls project introduces rolling flexible surfaces for wideband wireless applications. With the expectation of 30 billion wireless devices by 2025, the project emphasizes standards and frequencies such as Cellular, Wi-Fi, and IoT. By offering a standard-

2 views • 19 slides


Latest Consensus on UWB Sensing for 802.15.4ab

Co-authors from various companies present the latest agreement on ultra-wideband (UWB) sensing topics for the IEEE 802.15.4ab standard. The consensus includes definitions for sensing pulse shape, packet formats for bi/multi-static sensing, and support for specific sequences and patterns in UWB sensi

1 views • 27 slides



Overview of IEEE 802.15.4ab - Next Generation UWB

An overview of the IEEE 802.15.4ab focusing on next-generation Ultra-Wideband (UWB) technology, specifically the narrowband/UWB hybrid proposals and coexistence with other services. The document explores the enhancements to UWB physical layers, medium access control, and ranging techniques while mai

0 views • 15 slides


Rate Optimization in Wideband RIS-assisted Wireless Systems

This research focuses on rate optimization in wideband RIS-assisted wireless systems, specifically investigating MIMO RIS-assisted systems in sub-6 GHz mmWave settings. Pathloss and blockage modeling, along with LOS vs. spectral efficiency and RIS-UE distance vs. spectral efficiency analyses, are ke

0 views • 4 slides


Importance of NBA-MMS-UWB and 802.11 Coexistence in Wireless Personal Area Networks

Discussing the significance of coexistence between Narrowband Analog Multi-Media Services Ultra-Wideband (NBA-MMS-UWB) and IEEE 802.11 technologies in shared frequency bands, emphasizing interference mitigation, enhanced ranging capabilities, and other coexistence improvements to support various dat

0 views • 14 slides


Enhancing UWB Performance Through NB/UWB Coordination

Detailing how narrowband (NB) and ultra-wideband (UWB) signaling can work together to improve UWB link budget, extending the operating range for UWB ranging use cases. The document discusses interference mitigation techniques, proposed solutions for improved link budget and reduced air-time, and enh

0 views • 10 slides


IEEE P802.15 WPAN Sensing Device Submission

This submission to the IEEE P802.15 Working Group focuses on the development of a sensing device for Wireless Personal Area Networks (WPANs). The document discusses the integration of Ultra-Wideband (UWB) technology for sensing applications, including presence detection and environment mapping. Key

0 views • 16 slides


Understanding Cascade Amplifiers and Their Applications

Cascade amplifiers are two-port networks designed with amplifiers connected in series, providing enhanced signal strength in various applications such as TV receivers and tuned RF amplifiers. These amplifiers use multiple stages to amplify the overall voltage gain, overcoming limitations of single-s

0 views • 15 slides


Proposal for Improved Channel Access Efficiency in IEEE 802.11 Networks

The proposal addresses the inefficiencies in utilizing secondary channels in IEEE 802.11 networks, aiming to enhance access to wideband channels (>20 MHz) when the primary channel is busy. It introduces a mechanism for APs and STAs to access available secondary channels while the primary channel is

0 views • 7 slides


Analyzing Blocking Probability in Wideband Links with Narrowband Frequency Hopping

This document delves into the analysis of the likelihood of wideband link obstructions resulting from multiple active narrowband frequency hopping (NBFH) links. A dynamic Energy Detection Threshold (EDT) approach is suggested for mitigation. The study also explores scenarios involving single and mul

0 views • 18 slides


Proposed Wideband LC Tx and Rx Frontend Models for IEEE 802.11-18/1574r4

Document from November 2018 by Malte Hinrichs and team at Fraunhofer HHI proposing wideband LC Tx and Rx frontend models for channel modeling work of TG 11bb in IEEE 802.11 standard. The document includes detailed descriptions of the frontend models, driver electronics, LED/laser diode configuration

0 views • 17 slides


Radio Astronomy Technologies Update - November 2016

Updates on technologies for radio astronomy including directions for ATNF engineering, available resources and allocations for FY 2016-17, CABB status, FAST 19-beam receiver, and Ultra-wideband (UWB) for Parkes.

0 views • 17 slides