Preamble puncturing - PowerPoint PPT Presentation


Revisiting LDPC Rate Matching in IEEE 802.11 for Improved Performance

The document discusses revisiting LDPC rate matching in IEEE 802.11, focusing on issues such as performance loss compared to previous standards, power consumption in LDPC decoding/encoding, and over puncturing. It covers preliminary concepts, packet size distribution in various devices like laptops

2 views • 17 slides


Preamble of Indian Constitution

Learn why constitutions have preambles, which countries have them, the common values expressed, and the drafting of the Indian Preamble. Explore the significance and variations of preambles across different legal frameworks.

2 views • 15 slides



Origins of Government Power in the United States

The U.S. government derives its power from the consent of the governed, reflecting principles of popular sovereignty, general will, and majority rule. Philosophers like Hobbes, Locke, and Rousseau have influenced the concept of government's legitimacy through the consent of the people. The evolution

0 views • 13 slides


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

3 views • 21 slides


Indian Constitution and Human Rights: A Comprehensive Overview

The Indian constitution embodies justice in social, economic, and political spheres, aiming for the full development of every individual. Rooted in democratic principles and socialism, the preamble emphasizes liberty, equality, and justice. Drawing wisdom from leaders like Dr. Ambedkar and Mahatma G

0 views • 10 slides


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

2 views • 5 slides


Understanding the United States Constitution and Federalism

Delve into the history and significance of the United States Constitution, authored by James Madison in 1787. Explore the debate of ratification, Federalist vs. Anti-Federalist arguments, and the concept of Federalism, with a focus on the balance of powers between the central and state governments.

1 views • 23 slides


Understanding the United Nations Declaration on the Rights of Indigenous Peoples Act

The United Nations Declaration on the Rights of Indigenous Peoples Act, effective from June 21, 2021, aims to protect and promote Indigenous rights, including self-determination and equality. Key elements include the preamble emphasizing reconciliation, interpretive elements in Section 2, and the de

1 views • 13 slides


IEEE 802.11-20/1238r5 August 2020 Preamble Design Open Issues

In these slides, designs for U-SIG content & overflow and EHT-SIG design are proposed. The focus is on punctured channel indication design with the aim of conveying puncturing patterns efficiently while keeping signaling overhead low. The proposal includes a 6-bit field for puncturing information, a

1 views • 41 slides


IEEE 802.11-20/0029r3 Preamble Structure and SIG Contents Overview

The document dated January 2020 discusses the preamble structure and SIG contents, focusing on EHT-SIG in IEEE 802.11-20/0029r3 amendment. It covers the introduction of U-SIG, EHT-SIG format, EHT.PPDU types, and EHT-SIG design for MU PPDU. The discussion includes the necessity of accommodating overf

3 views • 22 slides


Proposal for Reusing ETSI Puncturing Mask in IEEE 802.11be Standard

A proposal is presented in the document IEEE 802.11-20/1165r0 discussing the possibility of reusing the ETSI-defined puncturing mask in the context of the 11be standard. The document highlights the comprehensive nature of the ETSI mask, covering various puncturing cases, and suggests that adopting t

0 views • 12 slides


IEEE 802.11-20/0479r0 240 MHz Channelization Options

The document discusses agreements on 240 MHz channelization in IEEE 802.11-20/0479r0, presenting three options: contiguous non-overlapping channels, any combination of three consecutive 80 MHz channels, and puncturing of a 320 MHz channel. Various considerations and questions are raised regarding th

0 views • 12 slides


Spectrum Mask Requirements in IEEE 802.11 for Punctured Transmission

The document discusses the spectrum mask requirements for punctured transmission in IEEE 802.11 standards, specifically focusing on differences between ETSI and IEEE 802.11ax spectral masks. It covers cases of puncturing scenarios and additional channel edge masks to be applied in different situatio

1 views • 16 slides


IEEE 802.11-20/0095 PHY-Related Agreements for SST

IEEE 802.11-20/0095 outlines agreements related to PHY aspects impacting the definition of Spatial Stream Tapping (SST) in 802.11 standards. The focus is on enabling 80 MHz operating stations to participate in 160 MHz OFDMA, including in non-primary 80 MHz scenarios. Various considerations and scena

1 views • 11 slides


Aids to Interpretation: Understanding the Purpose and Types

Interpretation of statutes involves uncovering legislative intent. Internal aids (such as titles and preambles) and external aids help judges apply statutes accurately. Key factors include short and long titles, preamble statements, and substance over form. Case examples illustrate how titles can sh

0 views • 68 slides


Proposed 80 MHz EHT LPI PPDU Format for IEEE 802.11-20/1347r1

The document presents the proposed LPI PPDU format for IEEE 802.11-20/1347r1, focusing on enhancing the robustness of the preamble and payload in non-OFDMA frames. The format includes repetitions of U-SIG and E-SIG symbols, optimizing DCM gain for improved performance. Simulation results show advant

0 views • 12 slides


Foundations of Georgia's Government and Constitution Structure

Explore the foundations of Georgia's government, including the structure of its state constitution, preamble, bill of rights, articles, and amendments. Learn about the relationship between the Georgia state constitution and the United States Constitution, and delve into the principles and intentions

0 views • 51 slides


Exploring the Religious Poetry of T.S. Eliot: A Preamble

Thomas Stearns Eliot, a renowned American-English poet, playwright, and literary critic, is celebrated for revitalizing English poetry through his innovative style and critical essays. Influenced by various sources like Indian thought, F.H. Bradley's philosophy, and Christianity, Eliot's work can be

1 views • 21 slides


IEEE 802.11-19/1516r4: 11be Preamble Structure Overview

The document discusses the design and structure of the 11be preamble in IEEE 802.11-19/1516r4. It emphasizes reusing existing functions from previous WiFi generations and focusing on features that enhance user experience. The preamble includes elements such as Pre-EHT preamble, EHT preamble, legacy

0 views • 13 slides


Implications of Large-size RU Aggregation on RTS/CTS in IEEE 802.11-17

Addressing implications of large-size RU aggregation on RTS/CTS in IEEE 802.11-17, focusing on the signaling of Enhanced High Throughput Format PPDU Bandwidth and puncturing in RTS/CTS frames. Proposing the use of HE MU-RTS Trigger frame to elicit CTS response from STAs, along with different CTS for

4 views • 17 slides


IEEE 802.11-18/0477r0 Punctured NDP Proposal

This document discusses proposals for puncturing Non-Data-Portion (NDP) in high-efficiency wireless network communication. The focus is on modifying the NDP structure to account for punctured channels and improving beamforming feedback computation. Detailed procedures are outlined for handling punct

0 views • 9 slides


IEEE 802.11-20/1238r1 Preamble Design Open Issues

Proposed designs addressing preamble design issues in IEEE 802.11-20/1238r1 include U-SIG content and overflow for Unified SU/MU PPDU, EHT-SIG design, and punctured channel indication. The focus is on conveying puncturing patterns efficiently while minimizing signaling overhead. The design features

5 views • 32 slides


Review and Amendments for Cannabis Bill Presentation

The presentation discusses the Cannabis for Private Purpose Bills, emphasizing the need for amendments to safeguard against potential risks. It covers the introduction of the bill, preamble, and definitions related to cannabis, highlighting concerns such as broadening the definition of cannabis and

0 views • 26 slides


Improved Preamble Puncturing in IEEE 802.11be Standard

The document discusses enhancements in preamble puncturing for the IEEE 802.11be standard, focusing on improving channel utilization in various network scenarios within a 160MHz bandwidth. It introduces improvements for multi-user and single-user PPDU scenarios to maximize available bandwidth and en

0 views • 11 slides


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

0 views • 14 slides


Proposed Changes and Updates in the 2022 Rules of Racing

The 2022 Rules of Racing propose significant changes, including standardizing race time, simplifying the Masters handicap start procedure, updating start procedures in difficult conditions, and making major changes to offshore and beach sprint rules. New definitions for "May," "Should," "Shall," and

0 views • 11 slides


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

0 views • 18 slides


Enhancing Spectrum Efficiency with Low Complexity Erasure Codes in IEEE 802.11 Document

This document delves into the implementation of erasure codes for content channels in IEEE 802.11 systems. By utilizing erasure codes, spectrum efficiency can be boosted without significantly increasing the complexity of encoding and decoding processes. The discussion also covers the duplication of

0 views • 20 slides


IEEE 802.11-19/1606r0 Preamble Puncturing and SIG-B Signaling

EHT, an enhancement to the IEEE 802.11 standard, aims to improve channel access in dense environments using wider bandwidth operation. This document discusses the design considerations for SIG-B content channels and preamble puncturing in the context of EHT's support for 320MHz bandwidth and multipl

0 views • 14 slides


Understanding the Preamble of the United States Constitution

The Preamble of the United States Constitution outlines the goals of forming a more perfect union, establishing justice, ensuring domestic tranquility, providing for the common defense, promoting general welfare, and securing liberty. Each goal is explained to emphasize the importance of creating a

0 views • 11 slides


Exploring the Preamble and Article I of the US Constitution

Delve into the significance of the Preamble, its goals, and the core principles it establishes. Dive into discussions about popular sovereignty, the founding fathers, and the evolving nature of the Constitution as outlined in Article I. Engage in activities to understand the key concepts underpinnin

0 views • 7 slides


Understanding the Preamble Goals of the United States Constitution

Explore the Preamble goals of the United States Constitution through a stations activity where participants discuss, define, and provide real-world examples for each goal. The goals include forming a more perfect Union, establishing justice, ensuring domestic tranquility, providing for the common de

0 views • 7 slides


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

0 views • 27 slides


IEEE 802.11-19/1099r2 Preamble Structure Overview

The document discusses the specific preamble structures of IEEE standards such as 802.11n, 802.11ac, and the newer 802.11ax (11ax). It explores the functionalities provided by these preambles including synchronization, auto-detection, channel estimation, and more. The focus is on how different stand

0 views • 13 slides


Understanding the Structure of the U.S. Constitution

The U.S. Constitution is divided into three main parts: the Preamble, the seven Articles that explain the government's plan, and the 27 Amendments which are written changes to the Constitution. The Preamble lists the goals of the Constitution, the Articles detail the powers and responsibilities of e

0 views • 37 slides


Tone Distribution in DRU with Preamble Puncturing

The document discusses tone distribution in Distributed RU (DRU) with preamble puncturing in IEEE 802.11 networks. It explores the impact of preamble puncturing on subcarrier distribution and proposes solutions to optimize tone plans in DRU designs. Various rearrangements and tone distribution strat

1 views • 23 slides


Proposed Designs for IEEE 802.11-20 Preamble Design

In these slides, designs are proposed for U-SIG content and overflow for the Unified SU/MU PPDU as well as EHT-SIG design in IEEE 802.11-20. The focus is on punctured channel indication design to enable decoding of puncturing patterns by devices, with an emphasis on signaling efficiency and low over

1 views • 29 slides


Proposal for Preamble Codes in IEEE 802.15.4ab for Enhanced Data Communications

This document outlines the proposal for preamble codes aimed at improving data communications in IEEE 802.15.4ab. The technical guidance includes solutions for interference mitigation, coexistence improvements, enhanced link budget, and more. Key considerations involve autocorrelation properties, cr

0 views • 46 slides


Preamble and PE Transmission in PPDU Using DRU

The document discusses the transmission of Preamble and Physical End with the DRU technology in PPDU for IEEE 802.11 networks. It covers various aspects such as legacy preamble, UHR-STF, UHR-LTF, PE fields, and SIG transmission. The focus is on achieving compatibility and performance efficiency in D

0 views • 13 slides


Overview of the Preamble to the Constitution of India

The Preamble to the Constitution of India serves as a concise introduction, outlining the foundational principles and objectives of the nation, including sovereignty, socialism, secularism, democracy, justice, liberty, equality, and fraternity. It reflects the vision of the framers and sets the tone

0 views • 15 slides