Channel degradation - PowerPoint PPT Presentation


Channel Design

Channel design involves creating a plan for the efficient distribution and movement of products and services from the producer to the customer. This process includes determining the channel flow, identifying channel members, setting channel objectives, and developing a channel strategy.

0 views • 13 slides


Sales Leadership Management

Marketing channel decisions play a crucial role in the success or failure of products in both B2C and B2B markets. This chapter explores the importance of effective channel management, types of channels, the role of intermediaries in streamlining transactions, and the distinction between marketing c

1 views • 18 slides



Understanding Channel Design in Marketing

Channel design involves planning the distribution of products and services from producers to customers through different business entities or individuals. It encompasses elements like channel flow, channel members, objectives, alternatives, and strategy. Successful channel design aligns with busines

0 views • 13 slides


Understanding Optical Fiber Signal Degradation in Communication Engineering

Technocrats Institute of Technology (Excellence) in Bhopal delves into the concepts of signal degradation in optical fiber communication, focusing on attenuation, distortion mechanisms, and measurement techniques. The institute emphasizes the importance of signal attenuation and its impact on inform

4 views • 56 slides


ML-Aided Channel Classification for WLAN Optimization

The paper discusses using machine learning to classify IEEE channel models and improve WLAN performance. It demonstrates how neural networks can accurately classify channel types, leading to efficient beamforming and signal processing. Simulation results show the classification performance even at l

0 views • 12 slides


Understanding Pharmaceutical Degradation: Types and Factors

Pharmaceutical degradation refers to the process of a formulation in a specific container losing its chemical, microbiological, therapeutic, physical, and toxicological specifications. It can be categorized into physical, chemical, and microbiological degradation. Physical degradation alters the dru

1 views • 50 slides


Solutions to Combat Land Degradation in the Sahel Region

Addressing land degradation in the Sahel through solutions like diguettes, managing grazing areas, and farmer education can help increase crop yields, prevent soil erosion, and promote sustainable land management. While these solutions have proven effective in various regions, challenges such as ini

1 views • 23 slides


Understanding Penck's Cycle of Erosion in Geomorphology

Walther Penck introduced an alternative model to Davisian cycle, emphasizing the interplay between upliftment and erosion rates in landscape formation. Penck's concept focuses on relative intensity of degradation processes, phase of upliftment, and rates of erosion, rejecting the idea of stages in l

2 views • 32 slides


Understanding Polymer Degradation Processes in Chemistry

Polymer degradation involves a reduction in molecular weight due to various factors like heating, mechanical stresses, radiation, oxygen, and moisture. Two main types of degradation include chain end degradation and random degradation, each affecting the polymer structure differently. Chain end degr

0 views • 12 slides


IEEE 802.11-20/0456r0: Transmission EVM Requirements for 4k QAM

The document discusses the tradeoff between error vector magnitude (EVM) and transmission power in the context of 4k QAM modulation. It explores the EVM requirements for 4k QAM and addresses issues such as channel estimation errors, modulation and coding scheme (MCS) parameters, and degradation with

0 views • 11 slides


Successful Channel Modification Techniques and Benefits

Channel modification projects aim to accelerate the recovery of stable, sustainable channel forms in dynamic balance with sediment, large wood, and flow regimes. Successful modifications lead to improved habitat quality, stability, and diversity, benefiting sediment transport and riparian zones. Phy

0 views • 15 slides


Effective Channel Management Decisions for Marketing Success

The success of marketing channels lies in making right channel design decisions and effectively implementing them through channel management decisions. From selecting channel members to training and motivating them, companies must focus on building strong partnerships to drive success in the competi

5 views • 6 slides


Understanding Channel Conflict in Marketing

Channel conflict in marketing refers to disputes between different channel partners, such as manufacturers, wholesalers, and retailers, that impact business operations and goals. These conflicts can arise at different levels within the distribution channel, leading to issues like price wars, custome

0 views • 7 slides


Adapting the 802.11be Channel Model for Modern Doppler Use-Cases

The document discusses the adaptation of the 802.11be channel model to modern scenarios where devices are mobile. It explores the impact of movement on channel models, providing lab measurement results of Doppler Power Spectral Density. The study aims to enhance the evaluation of communication schem

0 views • 16 slides


Enhancing Land Degradation Neutrality Targets in Lebanon's National Action Programme

Integrating LDN targets into Lebanon's National Action Programme, led by Dr. Chadi Mohanna, aims to align the NAP with the UNCCD's 10-Year Strategy, set national targets for Land Degradation Neutrality, and implement measures to combat land degradation aggravated by climate change. The project focus

0 views • 23 slides


Understanding Deforestation and Forest Degradation: Causes and Impacts

Deforestation and forest degradation are significant environmental issues driven primarily by agriculture, logging, and population growth. Other causes include corruption, inequitable distribution of wealth and power, and urbanization. Globalization and historical exploitation also play a role. Deve

0 views • 53 slides


The THz Channel Model in Wireless Data Center

This contribution presents preliminary THz channel modeling results for future wireless data center scenarios. Ray tracing simulations are conducted for various channel types, utilizing RMS delay spread and RMS angular spread to measure multipath richness. A stochastic channel model is developed and

0 views • 33 slides


PDSCH Demodulation Parameters & Requirements Discussion

This document covers the discussion on PDSCH demodulation parameters and requirements for UE demodulation and CSI reporting in FR2 DL 256QAM, specifically focusing on static channel mode, TDL-D channel mode, and TDL-A channel mode. The document also explores rank options, channel bandwidth, PRB allo

0 views • 9 slides


IEEE 802.11-24/0858r0: Key Concepts on NPCA and Virtual APs

This document discusses key concepts related to NPCA (Neighbor-Primary Channel Announcement) and Virtual Access Points (APs) in the context of IEEE 802.11 standards. It covers topics such as multiple BSSID sets, co-hosted APs, NPCA primary channel configurations, and criteria for channel switching.

0 views • 9 slides


802.11aj 45 GHz Channel Access and BSS Operation Framework Proposal

This document outlines a proposal for channel operation and BSS operation in the 45 GHz frequency bands for 802.11aj in China. It includes details on channelization, spectrum allocation, maximum transmit power, and BSS configuration rules. The aim is to meet the functional requirements specified whi

0 views • 32 slides


Simulation Assumptions and Performance Degradation Study on Beam Squint in 3GPP Meeting

Background on beam squint in conducted power of transmitted CCs causing radiative domain impairment and gain droop, with a problem statement on degradation of CC2 spherical coverage when CC1 and CC2 are separated by frequency. The study involves refined simulation assumptions to quantify radiative d

0 views • 7 slides


Further Considerations on Advanced Channel Coding for 15.4ab

This document submitted to the IEEE P802.15 Working Group discusses the importance of advanced channel coding for IEEE 802.15.4ab standard to achieve higher throughput and reliability. It outlines technical guidance on proposed solutions, safeguards, interference mitigation techniques, and backward

0 views • 14 slides


Addressing Land Degradation Challenges in Agriculture for Sustainable Development

World agriculture has evolved over the decades, facing challenges like environmental degradation and land misuse. Awareness-raising activities on biosafety and biodiversity are crucial for informed decision-making in agriculture. Nigeria, with its diverse ecological zones, must sustainably manage na

0 views • 13 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


5 Steps Questionnaire on Mapping Land Degradation and Sustainable Land Management

Preparation for mapping land degradation and sustainable land management involves steps such as preparing the base map, identifying contributing specialists, assessing land use systems, understanding land degradation types, and providing expert recommendations. The process includes analyzing area tr

0 views • 32 slides


IEEE 802.11-24/0070r1 Presentation on Non-Primary Channel Access

This presentation discusses the concept of using secondary channels for PPDU transmission in IEEE 802.11 networks to improve efficiency in large bandwidth scenarios. It covers topics such as channel access, backoff mechanisms, and channel switching thresholds. Design principles emphasize minimal imp

0 views • 15 slides


Proposed MAP Channel Access Procedures in IEEE 802.11-24/72r0

In the May 2024 document IEEE 802.11-24/72r0, a uniform MAP coordination framework is discussed, involving procedures like M-AP discovery, coordinated transmissions, and channel access mechanisms. All APs in a coordination group can compete for channel access and share transmission opportunities. Th

0 views • 10 slides


Optimizing Channel Selection for Seizure Detection with Deep Learning Algorithm

Investigating the impact of different channel configurations in detecting artifacts in scalp EEG records for seizure detection. A deep learning algorithm, CNN/LSTM, was employed on various channel setups to minimize loss of spatial information. Results show sensitivities between 33%-37% with false a

0 views • 12 slides


Enhanced Distributed Channel Access (EDCA) for Non-Primary Channel in IEEE 802.11

Discussion on implementing EDCA for Non-Primary Channel Access (NPCA) in IEEE 802.11, focusing on mitigating frame collisions and enhancing medium efficiency. Various considerations for EDCA procedure on the Non-Primary Channel (NPCH) are explored to optimize channel access and reduce wastage. Topic

0 views • 13 slides


IEEE 802.11-23/1935r0 - Secondary Channel Usage Discussions

Explore the discussions on secondary channel usage in IEEE 802.11-23/1935r0, including topics like RU index, BW negotiation, avoiding medium synchronization loss, and single/multiple secondary backoff 20MHz channels. Discover insights on non-primary backoff 20MHz channel locations, transitioning del

0 views • 15 slides


Dynamic Channel Switch Operation in IEEE 802.11-24 Standard

STAs in IEEE 802.11-24 can dynamically switch to secondary channels per the AP's request for frame exchanges. The process involves soliciting control frames, determining parking channels, managing frame exchanges, and switching back to the primary channel at the end of a TXOP. Various examples illus

1 views • 11 slides


Channel Generation Process for IEEE 802.11aj (45GHz) Based on Channel Measurement

This presentation by Haiming Wang and team from SEU/CWPAN discusses the process of channel realization and generation in the 45 GHz bandwidth. It covers the generation of the channel impulse response, modeling of parameters, statistical measurements, and future work related to the 802.11ad standard.

0 views • 27 slides


IEEE 802.11-15/0364: Channel Estimation Considerations in Wi-Fi Standards

Channel estimation in IEEE 802.11 standards, such as 11n, 11ac, and 11ax, is crucial for efficient MIMO systems. The noise impact during data reception affects the quality of the channel estimate, leading to SNR reduction post-equalizer. Techniques like channel smoothing and averaging of training se

0 views • 11 slides


Managing Channel Information for Wireless Communication Systems

This document from September 2015 discusses issues related to updating channel information in wireless communication systems, focusing on MU-MIMO and TxBF precoding techniques. It explains the challenges of channel aging, the importance of refreshing channel information, and the impact of different

0 views • 16 slides


Enhancing Spectral Efficiency Through Nonprimary Channel Access in IEEE 802.11

IEEE 802.11 is exploring nonprimary channel access to address underutilization of spectrum and improve latency and throughput. This approach involves enabling nonprimary channel access with simple modifications to existing rules, such as limiting TXOP duration and using control frames for coordinati

0 views • 13 slides


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

0 views • 16 slides


Performance Degradation Summary for FRIB Cryomodule VT vs. Bunker

FRIB's performance degradation analysis focuses on validating the design of the cryomodule, with tests conducted under various operational conditions to assess parameters such as cryogenic losses, SRF subsystems performance, and cavity dynamics. The ReA6-1 cavity's performance, measured in terms of

0 views • 5 slides


Understanding Open Channel Hydraulics: Types of Channels, Flows, and More

Gain insights into open channel hydraulics covering topics like types of channels, various flows, velocity distribution, discharge mechanisms, and economical channel sections. Delve deeper into specific energy, hydraulic jump, gradually varied flow, and the distinction between steady/unsteady and un

0 views • 11 slides


UL Sync Channel Access Procedure in IEEE 802.11-20/1730r1

The document discusses the UL sync channel access procedure in IEEE 802.11, focusing on the conditions under which an STA affiliated with an MLD can initiate transmission, manage its backoff counter, and follow specific rules for accessing the channel. It proposes a straw poll to gather support for

0 views • 8 slides


Overview of MU-MIMO Challenges and Solutions for Light Communications

This presentation by Ardimas Purwita from the University of Edinburgh delves into the challenges faced in implementing MU-MIMO for light communications (LC) and offers potential solutions. It discusses issues such as highly-correlated channel gain matrices, varying delay of channel impulse responses

0 views • 11 slides