IEEE 802.11-23/1288r0 Bandwidth Utilization Proposal
This proposal aims to improve bandwidth utilization in IEEE 802.11 networks by allowing devices to transmit on idle channels within the operating bandwidth. It addresses the inefficiencies caused by the current limitation where devices do not transmit on idle portions if the primary channel is busy.
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Challenges and Requirements for Bandwidth Indication in IEEE 802.11
The document discusses challenges and requirements related to bandwidth indication in RTS/CTS frames with PPDU in 320 MHz, focusing on scenarios where bandwidth signaling may lead to misinterpretation by stations. It highlights the need for dynamic bandwidth and preamble puncturing information in RT
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Design Considerations for Partial Bandwidth Information in IEEE 802.11-20/1747r1
Design considerations for partial bandwidth information in the IEEE 802.11-20/1747r1 standard are discussed, focusing on EHT NDPA frame structure, feedback mechanisms, bitmap design, and table-based designs to support large RU/MRUs. The feedback mechanism utilizes bitmap resolution signals, providin
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Bitmap Indication for OFDMA Transmission
Dec. 2020 introduces a preamble puncture bitmap indication for 20/40 MHz OFDMA transmission, proposing to use '1111' when no puncturing is applied. The straw poll suggests adding this indication to the TGbe SFD. The submission highlights the specific bit values for punctured 20 MHz channels within a
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Bandwidth Indication for EHT BSS in IEEE 802.11-20/0680r0
This IEEE document discusses the proposal to use an Enhanced High Throughput (EHT) operation element to indicate operating bandwidth for EHT Basic Service Sets (BSS). It suggests methods for indicating channel configurations, punctured channels, and channel width for EHT stations. The goal is to ena
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Designing 9-Bit RU Allocation Subfield for EHT Trigger Frame in IEEE 802.11-20
IEEE 802.11-20/1845r2 presents a proposal for enhancing the RU allocation subfield design in the EHT Trigger frame to accommodate bandwidth support up to 320MHz and multiple RU or MRU allocations for UL MU transmissions in the 11be standard. The modification addresses inconsistencies in MRU mapping
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Understanding Data Rate Limits in Data Communications
Data rate limits in data communications are crucial for determining how fast data can be transmitted over a channel. Factors such as available bandwidth, signal levels, and channel quality influence data rate. Nyquist and Shannon's theoretical formulas help calculate data rate for noiseless and nois
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Proposal for Efficient Bandwidth Utilization in IEEE 802.11 Networks
This proposal aims to address the inefficient utilization of bandwidth in IEEE 802.11 networks by allowing stations to transmit on idle channels within their operating bandwidth. The document discusses the problem statement, high-level solution, relevant capabilities of transmitters and receivers, p
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Understanding Bandwidth and Digital Signals in Computer Networks
Exploring the concept of bandwidth in computer networks, which refers to the range of frequencies in a signal, and delving into the decomposition of signals into simple sine waves using tools. Additionally, the discussion covers digital signals, their representation, and the transmission of informat
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Understanding Spread Spectrum Communication Systems
Spread spectrum techniques involve spreading a signal over a wide bandwidth for various reasons, such as secure communication, resistance to interference, noise, and jamming. This summary introduces Direct Sequence Spread Spectrum (DSSS), Frequency Hopping Spread Spectrum (FHSS), Time Hopping, and h
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IEEE 802.11 Proposal for 320MHz Ranging Enhancement
This document discusses the proposal for enhancing IEEE 802.11 with support for 320MHz bandwidth ranging operations. It aims to improve ranging accuracy by expanding 802.11az frames and procedures to accommodate the increased bandwidth. The focus is on MAC-related changes, exploring different option
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IEEE 802.11-20/0586r4 MLO Indication of Critical Updates
The document discusses the need for a mechanism in the MLO framework to enable non-AP MLDs to receive updates to operational parameters without monitoring all links. It proposes that each AP of an MLD should provide an indication of updates to another AP's operational parameters. It also outlines ho
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Understanding Performance Analysis of Digital Modulation Techniques
Explore the realm of digital modulation techniques such as ASK, FSK, PSK, QPSK, QAM, and more. Learn about bandwidth efficiency, baud rates, minimum bandwidth, and how to calculate them. Discover the importance of M-ary modulation and how it impacts data transmission rates and bandwidth requirements
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IEEE 802.11-20/0049r2: PPDU Types and Bandwidth Information Update
These slides discuss the inclusion of bandwidth information in U-SIG fields for IEEE 802.11 networks. The focus is on enhancing spectrum occupancy details in a version-independent manner, allowing for future-proofing with potential higher bandwidths. Suggestions include incorporating a PPDU type fie
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IEEE 802.11-19/1550r0: Simultaneous Tx/Rx Capability Indication for Multi-Link Operation
This document discusses the simultaneous Tx/Rx capability indication for multi-link operation in IEEE 802.11-19/1550r0. It covers scenarios where link selection depends on link capabilities, actions needed based on Tx/Rx capabilities, and methods to indicate simultaneous operation. The importance of
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IEEE 802.11-21/0060r0 Jan. 2021 Modified MU-RTS Frame Format
This document discusses the frame format and structure of a modified MU-RTS (Request to Send) used in IEEE 802.11 standards for transmitting non-TB (Trigger-Based) PPDUs. The modified MU-RTS allows an Access Point (AP) to allocate time for a target Station (STA) to transmit Single User (SU) PPDUs wi
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Efficient Preamble Puncturing Support for IEEE 802.11 EHT Wide Bandwidth Transmission
The IEEE 802.11-20/0895r0 document addresses the introduction, issues, motivation, and support for preamble puncturing in EHT transmissions. It focuses on optimizing resource allocation while facilitating flexible preamble puncturing for OFDMA transmission in wide bandwidth scenarios, such as managi
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Multi-RU Indication in Trigger Frame for IEEE 802.11
This document discusses the concept of Multi-RU (Resource Unit) allocation in trigger frames for IEEE 802.11 standards, specifically focusing on the indication methods within trigger frames for improved spectral efficiency. The proposal suggests various options for indicating multiple RUs in trigger
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Advances in White Light Cavity for Sensitivity and Bandwidth Optimization
The research discusses innovative ideas for enhancing sensitivity and bandwidth limits in the context of white light cavity technologies. It explores methods such as external/internal squeezing and signal recycling to surpass existing Mizuno Limits, shedding light on crucial issues for future upgrad
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Enhancing Memory Cache Efficiency with DRAM Compression Techniques
Explore the challenges faced by Moore's Law in relation to bandwidth limitations and the innovative solutions such as 3D-DRAM caches and compressed memory systems. Discover how compressing DRAM caches can improve bandwidth and capacity, leading to enhanced performance in memory-intensive application
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Enhancing Support for Wider Bandwidth OFDMA in IEEE 802.11 Networks
The document discusses the implementation of Selective Spatial Transmission (SST) and Dynamic Subband Operation (DSO) to enable wider bandwidth OFDMA in IEEE 802.11be and 802.11bn standards. It covers enhancements for 80MHz, 160MHz, and 320MHz EHT DL and UL OFDMA transmissions, emphasizing the benef
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NTN Indication and UE Location in 5G and IoT Architectures
Background information on the inclusion of indication of country of UE location in network messages for PLMN selection in 5G and IoT architectures. Discussions on the necessity, impact, and decisions regarding this indication, along with ongoing proposals and requirements. Consideration of factors s
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IEEE 802.11-23/2141r0 Dynamic Subband Operation Discussion
Discussion on Dynamic Subband Operation in IEEE 802.11-23/2141r0 focusing on enabling flexible bandwidth allocation between APs and non-APs for improved resource utilization and system performance. The proposal aims to address bandwidth mismatches and enhance efficiency in channel access allocation
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Bandwidth and Packet Type Detection Schemes for 40-50GHz Millimeter Wave Communication Systems
The document discusses bandwidth and packet type detection schemes for 40-50GHz millimeter wave communication systems in IEEE 802.11aj specifications. It proposes a preamble design for auto-detection of bandwidth and packet type to improve channel estimation and decoding efficiency. By utilizing dif
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Congestion Control for High Bandwidth-Delay Product Networks
This presentation discusses the challenges faced by TCP in high bandwidth-delay product networks, highlighting issues such as oscillations and instability. It explores solutions like adjusting aggressiveness based on feedback delay, decoupling efficiency and fairness control, and introduces XCP as a
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Optimized Content Transfer in Mesh Networks Using Bandwidth-Aware Chunking
This presentation by Gurdev Singh from Samsung addresses a technique for optimized content transfer in mesh networks by splitting content into file chunks based on the bandwidth of the channel. By considering the bandwidth or link quality of destination nodes, the content is divided so that lower ba
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Enhancing Off-chip Bandwidth Utilization for Improved System Performance
Efficiently coordinating off-chip read/write bandwidth through the Bandwidth-aware LLC proposal yields a 12% performance improvement in an 8-core system across multiple workloads. This approach optimizes DRAM read latency, surpassing existing policies and filling performance gaps while confirming lo
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Scan and Fix: Indication and Normalization Rules in Alma
Introduction to indication rules and normalization rules in Alma Miriam C. Nauenburg's presentation on the scan and fix workflow. Learn about creating and applying indication and normalization rules, testing rules in the Metadata Editor, and organizing rules as private or shared.
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Time Distribution System R&D Update for Hyper-Kamiokande Experiment
In the February 2020 update, Stefano Russo from LPNHE Paris presented the progress on the time distribution system R&D for the Hyper-Kamiokande experiment. The focus is on implementing a bidirectional data exchange link with a large bandwidth capacity for synchronous, phase-deterministic protocol. T
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Understanding Bandwidth, Channel Capacity, and Noise in Communication Networks
Bandwidth is a crucial aspect of network capacity, describing the data transfer speed and carrying capacity of a channel. Channel capacity involves factors like data rate, bandwidth, noise, and error rate. Noise sources include thermal noise, impulse noise, and delay distortion, impacting signal qua
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Cognitive Passive Estimation of Available Bandwidth in Overlapped IEEE 802.11 WiFi WLANs
Efficient bandwidth estimation is crucial for network management and QoS applications, with cognitive passive methods offering insights without additional traffic loads. This research explores the impact of control messaging overhead, network topology, channel usage, hidden/exposed terminals, and pa
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DeltaINT: General In-band Network Telemetry with Low Bandwidth Overhead
This paper discusses DeltaINT, a novel framework for in-band network telemetry aimed at reducing bandwidth overhead while ensuring high generality and convergence. It addresses the limitations of existing methods by providing theoretical analysis on bandwidth mitigation guarantees and offering softw
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Meeting Home Networking Bandwidth Needs with GEPOF Technology
Gigabit Ethernet over Polymer Optical Fiber (GEPOF) is a promising technology addressing the growing bandwidth requirements in home networking. Advances in FTTH technology enable high-speed connections for Smart Homes, supporting services like cloud computing, 4K video streaming, and Internet of Thi
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Intelligent DRAM Cache Strategies for Bandwidth Optimization
Efficiently managing DRAM caches is crucial due to increasing memory demands and bandwidth limitations. Strategies like using DRAM as a cache, architectural considerations for large DRAM caches, and understanding replacement policies are explored in this study to enhance memory bandwidth and capacit
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Understanding Bandwidth and Dispersion in Fiber Optic Communication
This presentation provides a comprehensive overview of bandwidth and dispersion in fiber optic communication. It covers essential terminologies like microns, nanometers, millimeters, and dB, explaining concepts such as bandwidth capacity, dispersion cancellation, and modal bandwidth in multimode fib
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Evolution of Communication Systems: From Bandwidth Division to Spread Spectrum
Third-generation communication systems utilize Pseudo-Noise (PN) codes to share bandwidth without interference, while first and second-generation systems divide bandwidth into smaller channels. PN codes are vectors with 1s and -1s, orthogonal to each other. Users transmit data using PN coding, combi
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Overlapped Indication for Event-Based Low Latency Traffic Support in IEEE 802.11
The document discusses the importance of reducing latency in Ultra High Rate (UHR) PAR and Event Based Low Latency (LL) traffic support in IEEE 802.11 networks. It introduces the concept of preemption to enhance LL traffic handling and proposes an overlapped LL indication frame to address challenges
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Overview of UE RF Requirements for 35/45MHz Channel Bandwidth in 3GPP Meeting #97-e
The document discusses the introduction of 35/45MHz channel bandwidth in UE RF requirements for various bands. It covers equation-based requirements and limitations in UL configurations based on bandwidth allocation. The scope includes capturing content from the first round discussions and clarifyin
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Enhancing Bandwidth of Channel State Information (CSI) for Wireless Sensing Applications
This submission delves into the necessity of expanding the bandwidth of Channel State Information (CSI) in wireless environments to cater to the demands of time-sensitive wireless sensing applications. It explores the implications of high-bandwidth CSI on enhancing wireless channel understanding, ac
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Enhancing Memory Bandwidth with Transparent Memory Compression
This research focuses on enabling transparent memory compression for commodity memory systems to address the growing demand for memory bandwidth. By implementing hardware compression without relying on operating system support, the goal is to optimize memory capacity and bandwidth efficiently. The a
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