Wideband HF Radio. Third-Generation and. Communications. John Nieto. William N. Furman Mark Jorgenson ARTECH. Eric E. Johnson Eric Koski HOUSE
|
|
- Patricia Cox
- 5 years ago
- Views:
Transcription
1 Third-Generation and Wideband HF Radio Communications Eric E. Johnson Eric Koski William N. Furman Mark Jorgenson John Nieto ARTECH HOUSE BOSTON LONDON artechhouse.com
2 Preface ix HF Radio HF Radio Transmissions HF Antennas Transmitting Antennas Receiving Antennas Antenna Polarization HF Radio in the Computer Age Summary 6 References 6 The HF Channel Surface-Wave Propagation Skywave Propagation The Ionosphere Ionospheric Propagation Near Vertical Incidence Skywave Skywave Fading Noise in the High-Frequency Band Models of the HF Communication Channel Propagation Prediction The Watterson Model Midterm Variation Summary 20 References 20 Data Transmission in 3-kHz Channels Introduction Data Waveforms Design Space PSK Serial-Tone Waveforms 33 v
3 3.2.3 MIL-STD B and STANAG ARQ for HF Radio Data Links Introduction to ARQ Protocols for HF Radio Links FED-STD STANAG Channel Sharing Media Access Control Options HF Token Protocol 59 References 60 CHAPTER 4 Automatic Link Establishment Introduction ALE Signal Structure ALE Modem ALE Word Forward Error Correction ALE Addressing Automatic Channel Selection Scanning Sounding Link Quality Analysis ALE Protocols Frame Structure Individual Calling Protocol Net Calling Protocol Group Calling Protocol Other One-to-Many Calling Protocols Timing ALE Performance Requirements Orderwire Functions Linkin g Protection Requirements LP Technique Application Levels and Algorithms Time Synchronization 83 References 85 CHAPTER 5 Third-Generation Technology Introduction to the 3G HF Technology Suite Burst Waveforms Generic Structure of the Burst Waveforms Burst Waveform 0 (BWO) Burst Waveform 1 (BW1) 92
4 vii Burst Waveform 2 (BW2) Burst Waveform 3 (BW3) Burst Waveform 4 (BW4) Burst Waveform 5 (BW5) Third-Generation Automatic Link Establishment Synchronous Operation G Frequency Management G-ALE Addressing Fast Link Setup Robust Link Setup G ALE Performance Traffic Management TMPDUs TM Protocol Operation Data Transfer G Data Link Protocols: A New Approach LDL: Low-Latency Data Link Protocol High-Throughput Data Link Protocol HDL+ Data Link Protocol G Data Link Performance Automatic Link Maintenance ALM PDUs ALM Protocol Operations G Multicasting Introduction P_MUL MDL MDLN Protocol Conclusion G Performance in Internet Applications Characteristics of Internet Applications Interaction of Internet Protocols with HF Data Links Field Testing Summary of 3G HF Technology 183 References 184 smm Wideband HF Introduction The Need for Higher Data Rates Large Files to Fast Movers Surveillance Video Common Operating Picture (Surface-Wave) Achieving Higher Data Rates kHz Waveforms Multichannel Waveforms 191
5 viii Contents Wider Contiguous Bandwidth Waveforms Best Approach for WBHF Standardization of Wideband HF Technology in the United States Design Goals WBHF Waveform Design WBHF Data Modulations Synchronization Preamble Data Blocks and Miniprobes Interleaving FEC Standardized Feature Packages WBHF Performance Requirements WBHF Application Performance Estimated Application Performance: File Transfer Estimated Application Performance: Video Over HF Skywave Estimated Application Performance: Common Operating Picture Robust Voice Communications On-Air Testing Harris On-Air Testing Rockwell-Collins On-Air Testing Operational Considerations 226 References 228 Future Directions Wideband ALE Wideband ALE Design Considerations A Conceptual WBALE System Spectrum "Sense and Avoid" Demonstrated A "Hybrid Simulation" Experiment WBALE Summary Staring ALE 238 References 238 Acronyms and Abbreviations 241 About the Authors 245 Index 247
Diversity Performance Gains Achieved by a WBHF Waveform in Simulated WBHF Channels
Diversity Performance Gains Achieved by a WBHF Waveform in Simulated WBHF Channels Mark Jorgenson & Randy Nelson WideBand HF (WBHF) Background In early 2009, the MIL-STD-188-110B/141B revision Technical
More informationDesign concepts for a Wideband HF ALE capability
Design concepts for a Wideband HF ALE capability W.N. Furman, E. Koski, J.W. Nieto harris.com THIS INFORMATION WAS APPROVED FOR PUBLISHING PER THE ITAR AS FUNDAMENTAL RESEARCH Presentation overview Background
More informationPreamble Performance for
Preamble Performance for Various HF Standards d J. W. Nieto / W. N. Furman Harris Corporation o RF Communications Division HFIA 2011, #1 Presentation Overview Motivation Preambles of Various HF Standards
More informationExtension of Wideband HF Capabilities
Extension of Wideband HF Capabilities Randy Nelson, Mark Jorgenson, Robert W. Johnson February 13, 2014 Overview of Extended Wideband HF Capabilities Motivation of extending HF bandwidths: viable mitigation
More informationOPTIMIZING APPLICATIONS AND DATA LINKS FOR HF RADIO INTERMEDIATE TERM VARIATION: CAN YOU RIDE THE WAVE?
OPTIMIZING APPLICATIONS AND DATA LINKS FOR HF RADIO INTERMEDIATE TERM VARIATION: CAN YOU RIDE THE WAVE? Steve Kille Isode Ltd Hampton, UK steve.kille@isode.com SUMMARY HF Radio transmission is subject
More informationWideband HF Data Over-the-Air Testing
Wideband HF Data Over-the-Air Testing Rod Blocksome Rockwell Collins, Inc. Feb. 4, 2010 Topics Test Station Particulars Test Results To Date Future OTA Testing Test Station Particulars Received FCC Special
More informationWIDEBAND ALE - THE NEXT GENERATION OF HF
Presented at the 2016 Nordic HF Radio Conference HF 16, August 2016, Fårö, Sweden. WIDEBAND ALE - THE NEXT GENERATION OF HF Eric E. Johnson Professor Emeritus Klipsch School of Electrical and Computer
More informationHFIA - August accelerate. persist. perfect.
Test Results for 2G/3G Communications over Tactical NVIS Links Dr Danie van Wyk (CTO) HFIA - August 2010 accelerate. persist. perfect. Contents: Background Motivation 3G ARCS Products 2G/3G Standards &
More informationThird-Generation and Wideband HF Radio Communications
Third-Generation and Wideband HF Radio Communications For a listing of recent titles in the Artech House Mobile Communications Series, turn to the back of this book. Third-Generation and Wideband HF Radio
More informationHF XL: ADAPTIVE WIDEBAND HF TRANSMISSIONS
HF XL: ADAPTIVE WIDEBAND HF TRANSMISSIONS Catherine Lamy-Bergot *, Jean-Baptiste Chantelouve *, Jean-Yves Bernier, Hélène Diakhaté * and Jean-Luc Rogier * (*) THALES Communications & Security 4 avenue
More informationProposal for a. Technical standard for an automatic link establishment and wideband set-up BLOS SEPTEMBRE 2015, BRUSSELS
Proposal for a Technical standard for an automatic link establishment and wideband set-up BLOS SEPTEMBRE 2015, BRUSSELS J-B. CHANTELOUVE, C. LAMY-BERGOT, JL. ROGIER www.thalesgroup.com 2 Presentation Outline
More informationHFXL Sea Trials on French BPC in Mediterranean sea
HFXL Sea Trials on French BPC in Mediterranean sea Catherine LAMY-BERGOT Jean-Luc ROGIER Philippe CRAMBERT Jean-Yves BERNIER Gilles VENUTI / DGA www.thalesgroup.com Mediterranean sea trials - Introduction
More informationComparison of HF Channel
Comparison of HF Channel Variation Models W.N. Furman Harris Corporation RF Communications Division Rochester, New York, U.S.A. HFIA - 1 assuredcommunications 7 Feb 2008 Background 1 Harris utilizes a
More informationRECOMMENDATION ITU-R F Characteristics of advanced digital high frequency (HF) radiocommunication systems
Rec. ITU-R F.1821 1 RECOMMENDATION ITU-R F.1821 Characteristics of advanced digital high frequency (HF) radiocommunication systems (Question ITU-R 147/9) (2007) Scope This Recommendation specifies the
More informationAdaptive Coding and Modulation Techniques for HF Communication
Adaptive Coding and Modulation Techniques for HF Communication Performance of different adaption techniques implemented with the HDL+ protocol Martin Carlsen Master of Science in Electronics Submission
More informationAsymptotic Throughput of the FED-STD-1052 Data Link Protocol
Asymptotic Throughput of the FED-STD-1052 Data Link Protocol Eric E. Johnson New Mexico State University Las Cruces, NM ABSTRACT The past decade has seen rapid evolution of data communication technologies
More informationWaveform Design Choices for Wideband HF
Waveform Design Choices for Wideband HF J. W. Nieto Harris Corporation RF Communications Division HFIA 2009, #1 Presentation Overview Motivation Waveforms Design Objectives Waveform Choices Summary HFIA
More informationHigh Data Rate, Reliable Wideband HF Communications Demonstration
High Data Rate, Reliable Wideband HF Communications Demonstration Maureen P. Scheible 1, Dr. Lucien J. Teig 1, John D. Fite 1, Kevin M. Cuomo 1, Janet L. Werth 1, Glenn W. Meurer 1, Nathan C. Ferreira
More informationWideband HF Channel Simulator Considerations
Wideband HF Channel Simulator Considerations Harris Corporation RF Communications Division HFIA 2009, #1 Presentation Overview Motivation Assumptions Basic Channel Simulator Wideband Considerations HFIA
More informationWideband high frequency communications provide netcentric, line of sight communications in Anti-Access/Area Denial (A2/AD) battlefield environments
Wideband high frequency communications provide netcentric, high-speed beyond line of sight communications in Anti-Access/Area Denial (A2/AD) battlefield environments Whether in the field of battle, search-and-rescue
More informationSpectrum Sensing as a tool to analyze Wideband HF channel availability
Spectrum Sensing as a tool to analyze Wideband HF channel availability W. Furman, C. Henry, E. Koski, J. Nieto Harris Corporation THIS INFORMATION WAS APPROVED FOR PUBLISHING PER THE ITAR AS FUNDAMENTAL
More informationRECOMMENDATION ITU-R F ARRANGEMENT OF VOICE-FREQUENCY, FREQUENCY-SHIFT TELEGRAPH CHANNELS OVER HF RADIO CIRCUITS. (Question ITU-R 145/9)
Rec. ITU-R F.436-4 1 9E4: HF radiotelegraphy RECOMMENDATION ITU-R F.436-4 ARRANGEMENT OF VOICE-FREQUENCY, FREQUENCY-SHIFT TELEGRAPH CHANNELS OVER HF RADIO CIRCUITS (Question ITU-R 145/9) (1966-1970-1978-1994-1995)
More informationPresented by Eric Bader HF & VHF MKTG Segment Manager
1 / Presented by Eric Bader HF & VHF MKTG Segment Manager 2 / CONSTRAINTS OF HF TRANSMISSION The HF propagation depends on the sun activity Modification of the ionosphere features The sun activity depends
More informationDesign and Implementation of a STANAG 5066 Data Rate Change Algorithm for High Data Rate Autobaud Waveforms
Design and Implementation of a STANAG 5066 Data Rate Change Algorithm for High Data Rate Autobaud Waveforms STEPHAN SCHULZE AND GERHARD P HANCKE Department of Electrical, Electronic and Computer Engineering
More informationEmpowering HF systems with cognitive wideband radio capabilities
Dr Catherine Lamy-Bergot THALES Communications & Security Dr Hicham Khalifé THALES Communications & Security Jean-Baptiste Chantelouve THALES Communications & Security Hélène Diakhaté THALES Communications
More informationREPORT ITU-R M Adaptability of real zero single sideband technology to HF data communications
Rep. ITU-R M.2026 1 REPORT ITU-R M.2026 Adaptability of real zero single sideband technology to HF data communications (2001) 1 Introduction Automated HF communications brought a number of innovative solutions
More informationVARA HF Modem Specification Revision Oct30, 2017 Jose Alberto Nieto Ros, EA5HVK
VARA HF Modem Specification Revision 1.0.0 Oct30, 2017 Jose Alberto Nieto Ros, EA5HVK 1.0 Overview: VARA HF Modem is a propietary system developed by Jose Alberto Nieto Ros EA5HVK and can be used under
More informationRECOMMENDATION ITU-R F (Question ITU-R 158/9) b) that it is desirable to specify the requirements of HF packet radio systems,
Rec. ITU-R F.764-1 1 RECOMMENDATION ITU-R F.764-1 MINIMUM REQUIREMENTS FOR HF RADIO SYSTEMS USING A PACKET TRANSMISSION PROTOCOL (Question ITU-R 158/9) (1992-1994) Rec. ITU-R F.764-1 The ITU Radiocommunication
More informationRF TESTING OF MODEMS EMBEDDED IN RADIOS
RF TESTING OF MODEMS EMBEDDED IN RADIOS J. W. Nieto Senior Scientist Harris Corporation RF Communications Division HFIA 2002, #1 Presentation Overview Overview Motivation Baseband Testing RF Testing RF
More informationEvaluation of HF ALE Linking Protection
Evaluation of HF Linking Protection Dr. Eric E. ohnson, Roy S. Moore New Mexico State University Abstract The resurgence of interest in high frequency (HF) radio may be largely attributed to the success
More informationThe use of diversity for voice-frequency telegraphy on HF radio circuits
Recommendation ITU-R F.106-2 (05/1999) The use of diversity for voice-frequency telegraphy on HF radio circuits F Series Fixed service ii Rec. ITU-R F.106-2 Foreword The role of the Radiocommunication
More informationRECOMMENDATION ITU-R F Characteristics of HF fixed radiocommunication systems
Rec. ITU-R F.1761 1 RECOMMENDATION ITU-R F.1761 Characteristics of HF fixed radiocommunication systems (Question ITU-R 158/9) (2006) Scope This Recommendation specifies the typical RF characteristics of
More informationMIL-STD/STANAG Data Modem Primer
MIL-STD/STANAG Data Modem Primer Version 1.07 POC for this document is: support@marsale.org ABSTRACT This document is written for the benefit of the MARS member. The majority of MARS members are Amateur
More informationMobile-to-Mobile Wireless Channels
Mobile-to-Mobile Wireless Channels Alenka Zajic ARTECH HOUSE BOSTON LONDON artechhouse.com Contents PREFACE xi ma Inroduction 1 1.1 Mobile-to-Mobile Communication Systems 2 1.1.1 Vehicle-to-Vehicle Communication
More informationModern Communications Jamming Principles and Techniques
Modern Communications Jamming Principles and Techniques Richard A. Poisel m Artech House Boston London www.artechhouse.com Contents Preface Acknowledgments xiii xv Chapter 1 Antijam Communications and
More informationSatellite Communications
Satellite Communications Dennis Roddy Fourth Edition McGraw-Hill New York Chicago San Francisco Lisbon London Madrid Mexico City Milan New Delhi San Juan Seoul Singapore Sydney Toronto Preface xi Chapter
More informationWideband HF Application Example
Wideband HF Application Example Link-16 Messaging Reach Back with WBHF Randy Nelson Ed Clark Brad Butikofer, Joe Lahart, David Church HFIA February 12, 2015 SOCOM Technical Experiment 14-2: Link16 - WBHF
More informationMeeting today's demands for Validating, Verifying and Certifying complex SDR Applications
Meeting today's demands for Validating, Verifying and Certifying complex SDR Applications Ken Dingman Harris Corporation THIS INFORMATION WAS APPROVED FOR PUBLISHING PER THE ITAR AS `BASIC MARKETING INFORMATION
More information7(&+1,&$/ 127(6 NOVEMBER 2000 TECHNOLOGY AND PROGRAMS DIVISION VOLUME 7, NUMBER 6
2)),&(2)7+(0$1$*(5 1$7,21$/&20081,&$7,2166
More informationChannel access requirements for HF adaptive systems in the fixed and land mobile services
Recommendation ITU-R F.1778-1 (02/2015) Channel access requirements for HF adaptive systems in the fixed and land mobile services F Series Fixed service ii Rec. ITU-R F.1778-1 Foreword The role of the
More informationRF-300H PRODUCT LAUNCH
Place image here (10 x 3.5 ) RF-300H PRODUCT LAUNCH MARCELO DE RISIO Product Manager EXPORT CONTROLLED EAR THESE ITEM(S) / TECHNICAL DATA CONTAIN INFORMATION SUBJECT TO U.S. GOVERNMENT EXPORT CONTROL IN
More informationData Rate Change Algorithms for HF Band Efficient Communications
Change Algorithms for HF Band Efficient Communications Vasco Sequeira a, Paula Queluz b2, António Rodrigues b3, José Sanguino b4 a Academia Militar R. Gomes Freire 23, 69-23, Lisboa, Portugal vsequeira.kps@gmail.com
More informationSatellite Communications
Satellite Communications Dennis Roddy Fourth Edition McGraw-Hill New York Chicago San Francisco Lisbon London Madrid Mexico City Milan New Delhi San Juan Seoul Singapore Sydney Toronto Preface xi Chapter
More informationRadar Equations. for Modern Radar. David K. Barton ARTECH HOUSE BOSTON LONDON. artechhouse.com
Radar Equations for Modern Radar David K Barton ARTECH HOUSE BOSTON LONDON artechhousecom Contents Preface xv Chapter 1 Development of the Radar Equation 1 11 Radar Equation Fundamentals 1 111 Maximum
More informationMultiband Integrated Antennas for 4G Terminals. David A. Sanchez-Hernandez Universidad Politecnica de Cartagena. Editor.
Multiband Integrated Antennas for 4G Terminals David A. Sanchez-Hernandez Universidad Politecnica de Cartagena Editor f ARTECH HOUSE BOSTON LONDON artechhouse.com Contents Foreword Preface xi xiii CHAPTER
More informationDigital Communications Theory. Phil Horkin/AF7GY Satellite Communications Consultant
Digital Communications Theory Phil Horkin/AF7GY Satellite Communications Consultant AF7GY@arrl.net Overview Sending voice or data over a constrained channel is a balancing act trading many communication
More informationHF ALE 2G, 3G and Wideband Some System Integration Perspectives. HFIA - Brussels September 2015 DR ANDREW F R GILLESPIE THALES UK
HF ALE 2G, 3G and Wideband Some System Integration Perspectives HFIA - Brussels September 2015 DR ANDREW F R GILLESPIE THALES UK ANDREW.GILLESPIE@UK.THALESGROUP.COM www.thalesgroup.com Resurgence in HF
More informationBuilding versatile network upon new waveforms
Security Level: Building versatile network upon new waveforms Chan Zhou, Malte Schellmann, Egon Schulz, Alexandros Kaloxylos Huawei Technologies Duesseldorf GmbH 5G networks: A complex ecosystem 5G service
More informationChapter 2 Overview - 1 -
Chapter 2 Overview Part 1 (last week) Digital Transmission System Frequencies, Spectrum Allocation Radio Propagation and Radio Channels Part 2 (today) Modulation, Coding, Error Correction Part 3 (next
More informationSTANAG 4529 CONFORMANCE TEST PROCEDURES
DEFENSE INFORMATION SYSTEMS AGENCY JOINT INTEROPERABILITY TEST COMMAND FORT HUACHUCA, ARIZONA STANAG 4529 CONFORMANCE TEST PROCEDURES APRIL 2004 Downloaded from http://www.everyspec.com (This page intentionally
More informationDEPARTMENT OF DEFENSE INTERFACE STANDARD INTEROPERABILITY AND PERFORMANCE STANDARDS FOR MEDIUM AND HIGH FFREQUENCY RADIO EQUIPMENT
NOTICE OF CHANGE NOT MEASUREMENT SENSITIVE MIL-STD-188-141B NOTICE 1 31 AUGUST 2001 DEPARTMENT OF DEFENSE INTERFACE STANDARD INTEROPERABILITY AND PERFORMANCE STANDARDS FOR MEDIUM AND HIGH FFREQUENCY RADIO
More informationDesign Of Hf Wideband Power Transformers Application Note
Design Of Hf Wideband Power Transformers Application Note We have made it easy for you to find a PDF Ebooks without any digging. And by having access to our ebooks online or by storing it on your computer,
More informationUNIT- 7. Frequencies above 30Mhz tend to travel in straight lines they are limited in their propagation by the curvature of the earth.
UNIT- 7 Radio wave propagation and propagation models EM waves below 2Mhz tend to travel as ground waves, These wave tend to follow the curvature of the earth and lose strength rapidly as they travel away
More informationUniversity of Jordan. Faculty of Engineering & Technology. Study Plan. Master Degree. Year plan
University of Jordan Faculty of Engineering & Technology Study Plan Master Degree In Electrical Engineering/Communication (Thesis Track) Year plan 2005 STUDY PLAN MASTER IN Electrical Engineering /Communication
More informationChapter 2 Overview - 1 -
Chapter 2 Overview Part 1 (last week) Digital Transmission System Frequencies, Spectrum Allocation Radio Propagation and Radio Channels Part 2 (today) Modulation, Coding, Error Correction Part 3 (next
More informationAn Evaluation of HF Modem Performance
An Evaluation of HF Modem Performance Theppratarn Ruchirapha Thesis submitted for the degree of Doctor of Phïlosophy in The University of Adelaide (Department of Electrical and ElectronÌc Engineering)
More informationA New Layered Protocol Integrating 5-kHz and 25-kHz DAMA Operations: A Proposed Improvement to the UHF DAMA Standards
1 of 5 A New Layered Protocol Integrating 5-kHz and 25-kHz DAMA Operations: A Proposed Improvement to the UHF DAMA Standards Gary R. Huckell, Frank M. Tirpak SPAWAR Systems Center San Diego, California
More informationAdvances in Direction-of-Arrival Estimation
Advances in Direction-of-Arrival Estimation Sathish Chandran Editor ARTECH HOUSE BOSTON LONDON artechhouse.com Contents Preface xvii Acknowledgments xix Overview CHAPTER 1 Antenna Arrays for Direction-of-Arrival
More informationECT-215 Homework #1 Solution Set Chapter 14 Problems 1-29
Scoring: 1 point per problem, 29 points total. ECT-215 Homework #1 Solution Set Chapter 14 Problems 1-29 1. For the system of figure 14-1, give the binary code output that will result for each of the following
More informationContents. IEEE family of standards Protocol layering TDD frame structure MAC PDU structure
Contents Part 1: Part 2: IEEE 802.16 family of standards Protocol layering TDD frame structure MAC PDU structure Dynamic QoS management OFDM PHY layer S-72.3240 Wireless Personal, Local, Metropolitan,
More informationTechnical Aspects of LTE Part I: OFDM
Technical Aspects of LTE Part I: OFDM By Mohammad Movahhedian, Ph.D., MIET, MIEEE m.movahhedian@mci.ir ITU regional workshop on Long-Term Evolution 9-11 Dec. 2013 Outline Motivation for LTE LTE Network
More informationDEPARTMENT OF DEFENSE INTERFACE STANDARD
NOT MEASUREMENT SENSITIVE 23 SEPTEMBER 2011 SUPERSEDING MIL-STD-188-110B 27 APRIL 2000 DEPARTMENT OF DEFENSE INTERFACE STANDARD INTEROPERABILITY AND PERFORMANCE STANDARDS FOR DATA MODEMS AMSC N/A AREA
More informationSimulation of MIL-STD C Automated HF Networking
Simulation of MIL-STD-187-721C Automated HF Networking Eric E. Johnson Robert Desourdis Matthew Rager New Mexico State University 1 Science Applications International Corp. (SAIC) Las Cruces, NM, USA Marlborough,
More informationLighthouse Program: Neighbors Helping Neighbors
Lighthouse Program: Neighbors Helping Neighbors What is the Lighthouse Program? A citizen-driven initiative to prepare for potential emergency or disaster conditions that include a reduction or loss of
More informationAdoption of this document as basis for broadband wireless access PHY
Project Title Date Submitted IEEE 802.16 Broadband Wireless Access Working Group Proposal on modulation methods for PHY of FWA 1999-10-29 Source Jay Bao and Partha De Mitsubishi Electric ITA 571 Central
More informationMANPACK DUAL-BAND ROBUST FIELD-READY SATELLITE COMMUNICATIONS
manpack_af.fh11 9/3/10 18:56 P gina 1 C M Y CM MY CY CMY K Satellite communications, earth observation, navigation and positioning and control stations Manpack and portable antenna Composici n Characteristics
More informationNewcomers and Elmers Net: What Else can you do with a Soundcard Robert AK3Q
Newcomers and Elmers Net: What Else can you do with a Soundcard Robert AK3Q 4-12-15 Sound card modes Beacons (NDBs-non-directional beacons) as well as amateur radio beacons in the 475 khz range plane plotter
More informationRECOMMENDATION ITU-R M
参考資料 - 作 -2-1 Rec. ITU-R M.1842-1 1 RECOMMENDATION ITU-R M.1842-1 Characteristics of VHF radio systems and equipment for the exchange of data and electronic mail in the maritime mobile service RR Appendix
More informationGPS/GNSS Antennas. В. Rama Rao W. Kunysz R. Fante К. McDonald ARTECH HOUSE. BOSTON LONDON artechhouse.com
GPS/GNSS Antennas В. Rama Rao W. Kunysz R. Fante К. McDonald ARTECH HOUSE BOSTON LONDON artechhouse.com Contents Preface xv CHAPTER 1 Introduction to GNSS Antenna Performance Parameters 1 1.1 Role of an
More informationA-SAT TM Adaptive Satellite Access Technology John Landovskis
A-SAT TM Adaptive Satellite Access Technology John Landovskis Director VSAT Products Advantech Wireless 1 Market Challenge Main driver to lower OPEX Efficient use of satellite resources Critical for efficiency
More information3GPP: Evolution of Air Interface and IP Network for IMT-Advanced. Francois COURAU TSG RAN Chairman Alcatel-Lucent
3GPP: Evolution of Air Interface and IP Network for IMT-Advanced Francois COURAU TSG RAN Chairman Alcatel-Lucent 1 Introduction Reminder of LTE SAE Requirement Key architecture of SAE and its impact Key
More informationMULTIPLE-INPUT MULTIPLE-OUTPUT (MIMO) The key to successful deployment in a dynamically varying non-line-of-sight environment
White Paper Wi4 Fixed: Point-to-Point Wireless Broadband Solutions MULTIPLE-INPUT MULTIPLE-OUTPUT (MIMO) The key to successful deployment in a dynamically varying non-line-of-sight environment Contents
More informationCollection, Analysis, Classification and Decoding. For narrowband ELF-SHF communications modems up to 48 khz in bandwidth
COMINT consulting Collection, Analysis, Classification and Decoding For narrowband ELF-SHF communications modems up to 48 khz in bandwidth ROBUST COLLECTION OF SIGNAL DEMODULATORS AND DECODERS Krypto500
More informationA New MIMO HF Data Link: Designing for High Data Rates and Backwards Compatibility
A New MIMO HF Data Link: Designing for High Data Rates and Backwards Compatibility Robert C. Daniels and Steven W. Peters {robert.daniels,steven.peters}@kumasignals.com Abstract High frequency (HF) radios
More informationBASIC CONCEPTS OF HSPA
284 23-3087 Uen Rev A BASIC CONCEPTS OF HSPA February 2007 White Paper HSPA is a vital part of WCDMA evolution and provides improved end-user experience as well as cost-efficient mobile/wireless broadband.
More informationRECOMMENDATION ITU-R F.763-3* DATA TRANSMISSION OVER HF CIRCUITS USING PHASE-SHIFT KEYING (Question ITU-R 145/9)
Rec. ITU-R F.763-3 1 RECOMMENDATION ITU-R F.763-3* DATA TRANSMISSION OVER HF CIRCUITS USING PHASE-SHIFT KEYING (Question ITU-R 14/9) Rec. ITU-R F.763-3 (199-1994-199-1997) The ITU Radiocommunication Assembly,
More informationM Damell, B Honary, R EnrigM and I Martin
407 A COMPACT PORTABLE HF TERMINAL M Damell, B Honary, R EnrigM and I Martin HW Communications Ltd, UK The paper describes the design philosophy and implementation of a compact, highperformance HF (2-30
More informationBandwidths, signal-to-noise ratios and fading allowances in HF fixed and land mobile radiocommunication systems
Recommendation ITU-R F.9-8 (02/2013) Bandwidths, signal-to-noise ratios and fading allowances in HF fixed and land mobile radiocommunication systems F Series Fixed service ii Rec. ITU-R F.9-8 Foreword
More informationDoodle Labs Prism-WiFi Transceiver NM-4965 High Performance COFDM/MIMO Broadband Transceiver with minipcie
Doodle Labs Prism-WiFi Transceiver NM-4965 High Performance COFDM/MIMO Broadband Transceiver with minipcie Prism-WiFi Transceiver Overview Doodle Labs Prism-WiFi are frequency shifted long range Industrial
More information3.6. Cell-Site Equipment. Traffic and Cell Splitting Microcells, Picocelles and Repeaters
3.6. Cell-Site Equipment Traffic and Cell Splitting Microcells, Picocelles and Repeaters The radio transmitting equipment at the cell site operates at considerably higher power than do the mobile phones,
More informationMuscle Shoals Amateur Radio Club. Extra License Class Training Session 2
Muscle Shoals Amateur Radio Club Extra License Class Training Session 2 Review Test Pool Question Review Questions? Syllabus Week 1 9/4/18: Commission s Rules (6 question areas) Week 2 9/11/18: Operating
More informationFS-1045A: Letter of Promulgation
FS-1045A: Letter of Promulgation OCTOBER 18, 1993 General Services Administration Information Resources Management Service Letter of Promulgation Federal Standard 1045A, Telecommunications: HF Radio Automatic
More informationWeak-Signal Radio Communications for Bitcoin Network Resilience. Nick Szabo, Elaine Ou globalfinancialaccess.com Scaling Bitcoin 2017
Weak-Signal Radio Communications for Bitcoin Network Resilience Nick Szabo, Elaine Ou globalfinancialaccess.com Scaling Bitcoin 2017 What is Weak-Signal HF Radio? Radio transmission using shortwave frequencies
More informationA NOVEL MULTI-SERVICE SIMULTANEOUS RECEIVER WITH DIVERSITY RECEPTION TECHNIQUE BY SHARING BRANCHES
A NOVEL MULTI-SERVICE SIMULTANEOUS RECEIVER WITH DIVERSITY RECEPTION TECHNIQUE BY SHARING BRANCHES Noriyoshi Suzuki (Toyota Central R&D Labs., Inc., Nagakute, Aichi, Japan; nori@mcl.tytlabs.co.jp); Kenji
More informationJOINT INTEROPERABILITY TEST COMMAND (JITC)
UNCLASSIFIED JOINT INTEROPERABILITY TEST COMMAND (JITC) High Frequency Test Facility (HFTF) Activity Update UNCLASSIFIED Joseph Schulte HFTF Action Officer 17 January 2002 AGENDA JITC Mission Summary of
More informationFundamentals of HF Data Link
Fundamentals of HF Data Link 2014 Rockwell 2014 Collins. Rockwell Collins. Framework for Discussion General Overview Propagation The Ground Component Architecture HFDL Ground Station The Airborne Component
More informationWireless Systems. Objectives of the course
Wireless Systems http://www.commsys.isy.liu.se/en/student/kurser/tsks03 Jerzy Dąbrowski Communication Systems Department of Electrical Engineering LinköpingUniversity Objectives of the course Understand
More informationResearches in Broadband Single Carrier Multiple Access Techniques
Researches in Broadband Single Carrier Multiple Access Techniques Workshop on Fundamentals of Wireless Signal Processing for Wireless Systems Tohoku University, Sendai, 2016.02.27 Dr. Hyung G. Myung, Qualcomm
More informationRECOMMENDATION ITU-R F * Radio-frequency channel arrangements for high capacity radio-relay systems operating in the lower 6 GHz band
Rec. ITU-R F.383-7 1 RECOMMENDATION ITU-R F.383-7 * Radio-frequency channel arrangements for high capacity radio-relay systems operating in the lower 6 GHz band (Question ITU-R 136/9) (1959-1963-1966-1982-1986-1990-1992-1999-2001)
More informationReliability calculations for adaptive HF fixed service networks
Report ITU-R F.2263 (11/2012) Reliability calculations for adaptive HF fixed service networks F Series Fixed service ii Rep. ITU-R F.2263 Foreword The role of the Radiocommunication Sector is to ensure
More informationGeneral Class Digital Modes Presentation
Question groups: G1E, G2E, G8A, G8B, G8C General Class Digital Modes Presentation General Segment of the 20 meter band used for digital transmissions? (14.070-14.100 MHz) Segment of the 80 meter band used
More informationETSI Standards and the Measurement of RF Conducted Output Power of Wi-Fi ac Signals
ETSI Standards and the Measurement of RF Conducted Output Power of Wi-Fi 802.11ac Signals Introduction The European Telecommunications Standards Institute (ETSI) have recently introduced a revised set
More informationBaseline Proposal for EPoC PHY Layer
Baseline Proposal for EPoC PHY Layer AVI KLIGER, BROADCOM LEO MONTREUIL, BROADCOM ED BOYD, BROADCOM NOTE This presentation includes results based on an in house Channel Models When an approved Task Force
More informationBaseline Proposal for EPoC PHY Layer IEEE 802.3bn EPoC September 2012 AVI KLIGER, BROADCOM LEO MONTREUIL, BROADCOM ED BOYD, BROADCOM
Baseline Proposal for EPoC PHY Layer IEEE 802.3bn EPoC September 2012 AVI KLIGER, BROADCOM LEO MONTREUIL, BROADCOM ED BOYD, BROADCOM NOTE This presentation includes results based on an inhouse Channel
More informationMIL-STD B CONFORMANCE TEST PROCEDURES
DEFENSE INFORMATION SYSTEMS AGENCY JOINT INTEROPERABILITY TEST COMMAND FORT HUACHUCA, ARIZONA MIL-STD-188-110B CONFORMANCE TEST PROCEDURES \ JULY 2004 (This page intentionally left blank.) TABLE OF CONTENTS
More informationRECOMMENDATION ITU-R F * Data transmission over HF circuits using phase shift keying or quadrature amplitude modulation
Rec. ITU-R F.763-5 1 RECOMMENDATION ITU-R F.763-5 * Data transmission over HF circuits using phase shift keying or quadrature amplitude modulation (Question ITU-R 145/9) (1992-1994-1995-1997-1999-2005)
More informationEmergency Antennas VHF / UHF - FM. HF Voice, CW, or Digital
1 Emergency Antennas VHF / UHF - FM HF Voice, CW, or Digital 2 Antennas for VHF Quarter Wave Vertical Half Wave Vertical Vertical Dipole J-Pole 3 Design Parameters Primarily line of sight Mounted on trunk
More informationAdvances in Antenna Measurement Instrumentation and Systems
Advances in Antenna Measurement Instrumentation and Systems Steven R. Nichols, Roger Dygert, David Wayne MI Technologies Suwanee, Georgia, USA Abstract Since the early days of antenna pattern recorders,
More informationRECOMMENDATION ITU-R M.1181
Rec. ITU-R M.1181 1 RECOMMENDATION ITU-R M.1181 Rec. ITU-R M.1181 MINIMUM PERFORMANCE OBJECTIVES FOR NARROW-BAND DIGITAL CHANNELS USING GEOSTATIONARY SATELLITES TO SERVE TRANSPORTABLE AND VEHICULAR MOBILE
More informationHow To Summon Up Those Darn Clouds When You Need Them
Mark Lambert Vice President - EMEA How To Summon Up Those Darn Clouds When You Need Them 2013 Advantech Wireless Inc 1 Overview Introduction to Advantech Use of the Cloud in the Oil & Gas sector - What
More information