Networking and Communication Equipment Reference Materials
Reference Articles 701 - 800 of 1166
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Antenna Factor Concept
From: A.H. Systems Inc.Description: Article explaining an antenna's antenna factor ...
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Typical EMC Related Formulas
From: A.H. Systems Inc.Description: The constant in the above equation is derived as follows. Power is related to voltage according to Ohm's law. The Log10 function is used for relative (dB) scales, so applying the logarithmic function ...
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M2M and IoT
Description: IOT (Internet of things) concept is proposed in 1999, it is very simple definition: all items are connected through radio frequency identification and other information sensing equipment with the ...
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Introduction to Microwave Absorbers
From: ArKco Sales, Inc.Description: Interest in microwave-absorbing material technology has been growing. As the name implies, microwave-absorbing materials are coatings whose electrical and/or magnetic properties have been altered to ...
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Realizing the SWaP-C Benefits of Designing with Positive Gain Slope MMIC Amplifiers
From: Custom MMICDescription: Modern wideband microwave systems often require a flat overall gain response with respect to frequency. Achieving this performance can be difficult, however, since most wideband microwave components ...
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5 Key MMIC LNA Choices That Can Make or Break a Receiver Design
From: Custom MMICDescription: Low Noise Amplifier (LNA) MMICs are a critical component in virtually all radar, wireless communication and instrumentation systems. There are a wide range of options and tradeoffs an engineer must ...
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Addressing Phase Noise Challenges in Radar and Communication Systems
From: Custom MMICDescription: Phase noise is rapidly becoming the most critical factor addressed in sophisticated radar and communication systems. This is because it is the key parameter defining target acquisition in radars and ...
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Reaching New Levels of Linearity in Passive Mixers with GaN Technology
From: Custom MMICDescription: When microwave engineers hear the words "Gallium Nitride" (GaN), one thought usually comes to their minds: power amplifiers. Due to its physical properties of high-breakdown voltage and high-thermal ...
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Simplify Amplifier Biasing Using Positive Bias pHEMT MMICs
From: Custom MMICDescription: In modern telecommunication systems, the range of parameters an engineer must consider while optimizing a design is staggering. Not only must electrical specifications be achieved, but physical and ...
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Understanding the Phenomenon of High-Power Pulse Recovery in GaN LNAs
From: Custom MMICDescription: The Gallium Nitride (GaN) high electron mobility transistor (HEMT) is well known for its use in microwave and millimeter wave power amplifiers due to its high breakdown voltage and ability to handle ...
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Protecting Routers and Other Network Equipment
From: Infineon Technologies AGDescription: Protecting IoT devices, routers, and other networked systems against compromise is a serious challenge for service providers, enterprises, consumers, and others. Historically, attacks have been very ...
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Optimized Placement of Microwave Absorbers on High Speed Digital Channels with SI, EMI and RFI Considerations
From: ArKco Sales, Inc.Description: In this paper, the placement of microwave absorbers on the outer layers of multi-layer printed circuits boards (PCBs) with several high speed channels, to mitigate electromagnetic radiations from ...
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The Drastic Limitations of Sigfox and LoRa that nobody is talking about
From: Define InstrumentsDescription: There's increasing demand for low power long-range wireless devices to serve the needs of the emerging IIoT market. Collectively known as LPWA (Low Power Wide Area), the main players are Sigfox, LoRa, ...
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Extend Your Wireless Range Using a CPE
From: CAS DataLoggersDescription: If your data collection application needs extended range for remote monitoring and wireless data retrieval, we can help you to design a custom all-in one solution. If you're considering a wireless ...
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An Introduction to Programmable Attenuator Systems
From: JFW Industries, Inc.Description: An attenuator is an electrical component that reduces the amplitude of a signal passing through it without significantly degrading the integrity of that signal. In a programmable or step attenuator, ...
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Cloud Evolution: The Carrier Cloud
From: Kontron USADescription: If you had never seen a 'real' computer and were to research the latest directions in computing it would not be surprising if you thought they were comprised of condensed water vapor and floated in ...
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Optimizing Airborne Platforms To Support Wireless-In-The-Sky Applications
From: Kontron USADescription: Over the past few years, the deployment of broadband Internet access and other wireless services aboard commercial aircraft has moved from just a "pie in the sky" idea to a very real "wireless in the ...
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Wireless Charging: An Integrated Approach is the Way Forward
From: Infineon Technologies AGDescription: The current state-of-art and comparing the benefits of advanced wireless charging solutions using a totally integrated approach. ...
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Choosing the Right Digital Signage System
From: Black BoxDescription: Considering digital signage? Seven questions you need to ask. ...
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Network Power Protection (.pdf)
From: Black BoxDescription: Your company, like many others, has a sizable investment in computer networks: hardware, software, and customer-related information. You also have a significant investment in the people and processes ...
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Network Taps vs. Mirror Ports
From: Black BoxDescription: Two common methods for gaining a window into a network are by installing a network tap or by using a mirror port (called a SPAN port by Cisco®) on a network switch. Both network taps and mirror ...
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Physical Network Security - Network Security from the Bottom Up
From: Black BoxDescription: It has been said that the most secure computer is one that's by itself in a locked room. It should be turned off. Obviously, this is not a computing situation that's going to work for most ...
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Wireless Networking - Wireless Standards, Architecture, Security, and More!
From: Black BoxDescription: Wireless is evolving at a breathtaking rate. In this paper we examine current wireless networking technology and explain the basics of how a wireless network is designed and how it works with a ...
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Digital Signage for K-12
From: Black BoxDescription: How to deliver real-time communications, including emergency messaging, to students, teachers, and staff. ...
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RF Architecture Choices for Next-Generation Handset Designs
From: QorvoDescription: The smartphone market has diversified into multiple categories with differing design goals and priorities, which require different approaches to RF front end (RFFE) integration. Flagship phones are ...
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Understanding The Limitations Of Modern Military Radio Testbeds
From: JFW Industries, Inc.Description: In the past 10 years, the use of military radios has increased dramatically, and, in turn, so has the need to test those radios. In part, this increase stems from the advent of such military-based ...
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VSWR and Return Loss Calculations
From: A.H. Systems Inc.Description: Voltage Standing Wave Ratio - Is the ratio of the maximum to minimum amplitude (or the voltage or current) of the corresponding field components appearing on a line that feeds an antenna. Here is an ...
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VSWR Explained
From: A.H. Systems Inc.Description: Voltage Standing Wave Ratio - Is the ratio of the maximum to minimum amplitude (or the voltage or current) of the corresponding field components appearing on a line that feeds an antenna. ...
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VSWR vs. Returned Power
From: A.H. Systems Inc.Description: Voltage Standing Wave Ratio - Is the ratio of the maximum to minimum amplitude (or the voltage or current) of the corresponding field components appearing on a line that feeds an antenna. VSWR Cheat ...
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RF Front-end Modules Boost Wireless Performance
From: Skyworks Solutions, Inc.Description: Not all Bluetooth® Low Energy (BLE), Wi-Fi or ZigBee® solutions are created equal. That is the inescapable conclusion of some recent tests comparing popular system-on-chip (SoC) platforms ...
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The Wireless Book: Evolution and Communication
From: steuteDescription: The cultural development of humanity is essentially determined by communication. A major problem of linguistic communication, however, lies in the limited range of sound waves. A virtually unlimited ...
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Understanding the Security of Fiber to the Desktop
From: Black BoxDescription: Explore the advantages of Fiber to the Desktop and how to focus on the significant upgrade in levels of security fiber provides. ...
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Understanding Fiber to the Desktop
From: Black BoxDescription: As we explore the advantages of Fiber to the Desktop (FTTD),it is also important to focus on the significant upgrade in levels of security that it provides. While many standards bodies focus on data ...
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AM, FM and TV Frequencies
From: A.H. Systems Inc.Description: In order to help better identify signals of interest from ambient signals that might already be in the area, we have included a table of VHF, UHF, and FM frequencies, as a companion to our TDS-536 TV ...
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Basic Bulk Current Injection Test
From: A.H. Systems Inc.Description: There are many different conducted susceptibility test procedures, below is an example of bulk current injection (BCI) testing. Other specifications on bulk current injection and susceptibility ...
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Innovative RF Solutions for Wireless Access Points and Routers within the Connected Home
From: Skyworks Solutions, Inc.Description: They say that creativity thrives on constraints and not many design situations are more constrained than wireless devices. The notion of "always on" connectivity comes with significant analog and RF ...
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White Paper: Correct Selection of Discrete RF Components
From: Infineon Technologies AGDescription: Selecting the most appropriate RF components is the key to successfully addressing the requirements of these applications. Here we look at the growing demand for RF communications, highlight the ...
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The Top 5 Reasons to Avoid Unmanaged Switches On Your Machines
From: CiscoDescription: I know, I know - It's a topic that's been kicked around for years. However machine builders, OEM's, and even end users continue to put unmanaged switches in applications where a managed switch is ...
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Avoiding Data Bottlenecks - High Performance Sensor Data Across A Rotary Interface
Description: The challenge of small, state-of-the-art gimbaled sensor systems that are common Unmanned Aerial Vehicle (UAV) payloads is transferring data speeds of Gigabit / sec+ across the rotating interface. ...
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How To Right Size Your Wireless Testing
From: JFW Industries, Inc.Description: As today's wireless networks become more and more complex, so do the requirements for testing them. JFW Industries has put together a helpful instruction on how to make sure that the RF test system ...
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CC (Catalog Converter)
From: Texas InstrumentsDescription: Receiver system designers are seeing a change from the widely adopted heterodyne architecture to a direct RF-sampling approach. In the traditional receiver, the designer selects the analog-to-digital ...
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10 Tips to Deploy EtherNet/IP
Description: Deploying an EtherNet/IP network can give food and beverage manufacturers flexibility, visibility and efficiency to boost production and meet changing demands. ...
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Future-Proof Fiber & Copper Network Infrastructures
From: Tripp Lite by EatonDescription: Modular patch panel solutions allow you to seamlessly and conveniently integrate equipment with 10 Gb, 40 Gb and 100/120 Gb speeds to meet your connectivity needs today - and cost-effectively ...
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AIRDATA LAUNCH FAST, PORTABLE INTERNET ACCESS USING COBHAM'S ANTENNAS
From: Cobham Antennas SystemsDescription: AIRDATA AG offers a portable way of accessing the Internet using new 3G standards. The new Internet access has completed a successful trial and it is now possible to use the Internet wirelessly in ...
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AIRSPAN NETWORKS CHOOSE COBHAM TO EXTEND BCL'S WIRELESS BROADBAND NETWORK
From: Cobham Antennas SystemsDescription: BCL (Broadcast Communications Limited) is an experienced wireless solutions partner in the New Zealand communications industry supplying broadcast and telecommunications services for over 60 years. ...
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BAE SYSTEMS DOPPLER RADAR PROJECT FOR QINETIQ AND UK MOD
From: Cobham Antennas SystemsDescription: In 2005 BAE Systems was awarded a $2 million contract to provide a Continuous Wave (CW) Doppler radar to the UK Aberporth Test and Evaluation Range, operated by QinetiQ on behalf of the UK Ministry of ...
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BLADE ANTENNAS FOR PRODRIVE'S SUBARU IMPREZA WORLD RALLY CAR
From: Cobham Antennas SystemsDescription: One of the world's leading motorsport and automotive groups, Prodrive run a series of high profile programmes around the world, including the Ferrari 550 GTS programme in the Le Mans 24 hours and ...
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BLADE ANTENNAS SUPPLIED TO CRANFIELD AEROSPACE FOR BOEING X-48B
From: Cobham Antennas SystemsDescription: The X-48B was an experimental X-Plane and a joint venture between NASA, US Air Force Research Laboratory and The Boeing Company. The X-48B is an unmanned airborne scale model BWB (Blended Wing Body) ...
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BODY WORN ANTENNAS FOR WIRELESS VIDEO TRIALS WITH KENT POLICE
From: Cobham Antennas SystemsDescription: Cobham Antenna Systems designed a light weight, directional antenna (model DHDA-2.4V/1448) for integration within the Body Worn Video Wireless Solution developed by Reveal Media and Cobham Tactical ...
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BODY WORN VIDEO WIRELESS SOLUTION USED AT GLASTONBURY
From: Cobham Antennas SystemsDescription: Cobham Antenna Systems designed this light weight, directional antenna (model DHD-2.4V/1448) for integration within the Body Worn Video Wireless Solution, developed by Reveal Media and Cobham Tactical ...
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BODY-WORN ANTENNA FOR THALES SOLDIER MODERNISATION PROGRAMME
From: Cobham Antennas SystemsDescription: Cobham Antenna Systems, Microwave Antennas has designed a new body-worn antenna for the Thales UK Future Integrated Soldier Technology (FIST) programme, part of the Soldier Modernisation programme. ...
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CHANNEL TUNNEL RAIL LINK AND LONDON ST PANCRAS COMMUNICATION ANTENNAS
From: Cobham Antennas SystemsDescription: Cobham Antenna Systems, Microwave Antennas has designed and manufactured antennas for Thales for use on Section 2 of the Channel Tunnel Rail Link (CTRL) project between Fawkham Junction in Kent and ...
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HIGH SPEED TARGET ACQUISITION AND TRACKING SYSTEM RADAR
From: Cobham Antennas SystemsDescription: MARK Resources, Inc. was founded in 1974 by several experienced engineers who wanted to establish a creative work environment for advancing state-of-the-art radar system technology. Today, MARK ...
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LONDON FIRE BRIGADE USES COBHAM ANTENNAS
From: Cobham Antennas SystemsDescription: Cobham Antenna Systems, Microwave Antennas are pleased to have supplied the London Fire Brigade with antennas that have been mounted on the mobile Command Unit vehicles. The antenna is a compact, ...
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PORT OF FELIXSTOWE WIRELESS LAN SYSTEM
From: Cobham Antennas SystemsDescription: Port of Felixstowe (PFL) is the largest container port in the UK and one of the leading ports in Europe. PFL is a member of the Hutchison Port Holdings Group, the world's leading port investor, ...
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REGIONAL BGAN INMARSAT ANTENNA
From: Cobham Antennas SystemsDescription: The dual polar Regional BGAN external antenna model FPA17-17RL/1020 has been superseded by model FPA17-RBGAN/1281. The new antenna has right hand circular polarisation only and is exactly the same ...
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SECTOR ANTENNA DEVELOPED FOR ROYAL AUSTRALIAN NAVY LINK16 SYSTEMS
From: Cobham Antennas SystemsDescription: Cobham Antenna Systems, Microwave Antennas, in partnership with Jenkins Engineering Defence Systems and BAE Systems Australia, developed and built a new sector antenna solution for the Royal ...
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SWEDISH SPACE CORPORATION BALLOON GONDOLA ANTENNA
From: Cobham Antennas SystemsDescription: Cobham Antennas Systems, Microwave Antennas has supplied Swedish Space Corporation with an omni antenna for use on their balloon gondola, providing an effective link to transmit data to the ground. ...
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ULTRA WIDEBAND DIRECTIONAL DAS ANTENNA FOR US AIRPORT
From: Cobham Antennas SystemsDescription: Cobham Antenna Systems, Microwave Antennas developed a directional antenna (FPA-0.4-2.7R/2023) specifically for an airport application in the US.Developed for an airport in New York, the antenna was ...
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Application Note: Industrial Instrumentation Applications eBook
From: Acromag, Inc.Description: A customer has multiple remote locations linked over an Ethernet network, each requiring discrete outputs. They all need to be sent the same communication signal at the same time. ...
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SME Capabilities & Solutions - Smart Home Security, Appliance, HVAC/R, Controls
Description: Homes are getting smarter, and this means the components that allow the processes within products need to be smarter as well. In today's world, homes are being stocked full of items that are ...
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Application: Smart Home Security Wireless Sensing
Description: One of the greatest changes to home security technology has been the introduction of remote monitoring and control of systems via mobile devices. This fundamental change in the way home security ...
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What RF channel works best with WiFi?
Description: In general 802.15.4 and WiFi (802.11) coexsist without much interference to either type of signal. ...
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Energy Harvesting Wireless Sensors for Helicopter Damage Tracking
Description: The knowledge of operational loads on a helicopter rotating components is important for condition based maintenance (CBM) and health usage monitoring systems (HUMS). In the past, the need to deploy ...
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Synchronized System for Wireless Sensing, RFID, Data Aggregation, & Remote Reporting
Description: We report on the development and test of an integrated structural health monitoring and reporting (SHMR) system for use on Navy aircraft. Our goal was to develop and test a versatile, fully ...
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Tracking Pitch Link Dynamic Loads with Energy Harvesting Wireless Sensors
Description: Direct load monitoring of helicopter rotating structural components could provide enhanced condition based maintenance and improved flight regime recognition for future health and usage monitoring ...
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Using CAN Bus Serial Communications in Space Flight Applications
Description: The CAN protocol is a proven, highly reliable communication system for harsh environments and has been used in automotive and industrial applications for over 30 years. The CAN two-wire bus ...
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Top 10 Considerations When Going Wireless
Description: With a myriad of wireless sensors available, it can become confusing to determine which one is best for you. This paper outlines the most important considerations when selecting a wireless sensor, to ...
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Mitsubishi Electric CC-Link Automates Elephant's Habitat Gates at the Zoo
Description: A municipal zoo in upstate New York constructed a new habitat for their elephants and wanted to automate the giant, hydraulically operated gate system that controlled the elephant's movement within ...
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Advantages Of Wireless Surveillance Camera In The Home And Business
Description: Nowadays wireless video surveillance camera is in huge demand. People prefer wireless camera because of its best picture quality, inexpensive and easy installation. With its smart RF technology, the ...
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Advertising With Wireless Digital Signage
Description: Digital signage is a development of traditional signage and nowadays it is available in wireless form as well. Digital signs use LCD, LED and projectors to display digital images, videos, and ...
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All You Need to Know About Wireless Bridges
Description: A bridge in internet networks helps in connecting different networks. A Wireless Ethernet Bridge is used for connecting multiple devices that are on a Wired Ethernet network to a wireless network. The ...
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Devices of Ethernet
Description: Ethernet is a family of computer networking technologies used to connect electronic devices to Local Area Network (LAN) or Metropolitan Area Networks (MAN). Systems communicating over this device, ...
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Factors Influencing RF Module Communication
Description: An RF module is a small electronic device designed for transmission and reception of radio signals between two devices. As the name suggests, these modules operate at radio frequency and transmit ...
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Functions Of Wireless Bridge
Description: A Wireless bridge is the most convenient way to connect two or more LAN sections without the use of Ethernet cables, which run between two separate LAN segments. Various local area networks can be ...
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Industrial Wireless Bridge: An Introduction
Description: In infrastructure development, a bridge is constructed to connect two locations that are separated due to a certain distance. They are used to connect places that have been separated by a water body ...
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Need For Security Cameras
Description: Security camera is the best way to protect your environment from burglars or any mischievous events. It can be used anywhere such as residential complexes, farmhouse, industrial areas, commercial ...
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The World of Omni-directional Antennas
Description: Electric power is converted into radio waves with the help of an Antenna during radio and television broadcasting. This electrical device is usually installed in a radio transmitter or a receiver. ...
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Types of RF Modules
Description: An RF Wireless Module is a small electronic device used to transmit or receive radio signals between two devices. Such modules are complex to build and requires careful monitoring in the manufacturing ...
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Wireless Antennas
Description: Antenna has become one of the essential parts in multimedia accessories. It is in the top priority list among many industrial and residential sectors. The system of Wireless Antenna takes upper hand ...
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Wireless Video Surveillance Is The Best Option When It Comes To Security
Description: Video Surveillance plays a pivotal role when it comes to security and is gaining popularity because of its easy installation and simplicity that it provides. Equipments like video and audio recorder, ...
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AN-00170: Replacing the KH2 Series with the KH3 Series
From: Linx TechnologiesDescription: With the discontinuation of the Holtek® encoders and decoders, the KH2 Series is also being discontinued. Linx has developed the KH3 Series as a replacement. The KH3 replaces the Holtek® ...
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AN-00301: Using a Transmitter and Receiver to Create a Transceiver
From: Linx TechnologiesDescription: One application for Linx RF modules is to make a transceiver out of the separate transmitter and receiver modules. This allows for the bi-directional transfer of information while using low-cost and ...
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AN-00320: The Basics of Remote Control and Remote Keyless Entry
From: Linx TechnologiesDescription: As wireless systems have become more integrated and lower in cost, more and more products are seeking a competitive edge through the addition of remote control features. Despite this wireless ...
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AN-00502: Proper PCB Design for Embedded Antennas
From: Linx TechnologiesDescription: Embedded antennas are ideal for products that cannot use an external antenna. The reasons for this can range from ergonomic or aesthetic reasons or perhaps the product needs to be sealed because it is ...
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A Primer to Wi-Fi® Provisioning for IoT Applications
From: Texas InstrumentsDescription: Wi-Fi® is the most ubiquitous wireless connectivity technology today. After becoming a standard feature in all laptops, smartphones and tablets, Wi-Fi is being added to simpler products like home ...
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Bringing Wireless Scalability to Intelligent Sensing Applications
From: Texas InstrumentsDescription: There are several dimensions to the scalability of general-purpose microcontrollers (MCUs). In addition to the standard peripherals required, a product family will typically offer developers a range ...
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A Link to the Internet of Things
From: Texas InstrumentsDescription: It has been over a decade since the term Internet of Things (IoT) was first coined. Making its way to the center of the stage, it has now become mainstream. All of a sudden, leading companies are ...
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Antenna Diversity
From: Texas InstrumentsDescription: This application report provides real-world measurement results showing the benefit of antenna diversity. The CC1200 radio transceiver is used as an example in this design note, but the results are ...
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Bluetooth Low Energy Light Reference Design
From: Texas InstrumentsDescription: This reference design is an example of using the SimpleLink™ Bluetooth low energy CC2540Thigh temperature range wireless microcontroller in lighting applications. The board includes RGBW LEDs ...
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Bluetooth Low Energy Long Range
From: Texas InstrumentsDescription: A Bluetooth Smart reference design for long-range applications. Use the CC2590 range extender to increase output power and improve sensitivity and thus achieve much longer range. ...
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CC112x/CC120x On-Chip Battery Monitor
From: Texas InstrumentsDescription: This application report provides the necessary information in order to use the voltage sensor of the CC112x and CC120x family. The voltage sensor can be used to monitor the supply and battery voltage ...
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Complete Solutions for Next-generation Wireless Connected Audio
From: Texas InstrumentsDescription: More consumers are streaming music than ever before - from their smartphones, laptops, tablet computers and other devices to a variety of wirelessly connected audio devices, like portable speakers, ...
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Developing a Low-Cost ZigBee® Enabled Smart Energy Meter On CC2538
From: Texas InstrumentsDescription: This application note describes the implementation and integration of energy metering into a TI ZigBee Stack (Z-Stack™) using the CC2538 platform. The CC2538 is a SmartRF ZigBee system-on-chip ...
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Using CC2592 Front End with CC2530
From: Texas InstrumentsDescription: This application note describes the pairing of the cost-effective SimpleLink ZigBee CC2530 wireless MCU with the SimpleLink CC2592 range extender to improve the receiver sensitivity and increase the ...
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Wireless Connectivity for the Internet of Things
From: Texas InstrumentsDescription: In this paper we review the predominant wireless connectivity technologies in the market, discuss their key technical concepts and engineering tradeoffs and provide guidelines for selection of the ...
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Powering IDAS Networks
From: Alpha Technologies Ltd.Description: The advent of Indoor Distributed Antenna System (IDAS) networks has greatly increased the capacity and reach of wireless service in public venues such as sports stadiums, convention centers and ...
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Police License Plate Readers powered by PoE Ethernet
Description: License Plate Recognition is the hottest technology in law enforcement and has been compared to the radio relative to its positive and effective impact on policing efforts. In vehicle secure PoE ...
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KVM Switch Buying Guide
From: Tripp Lite by EatonDescription: A KVM (Keyboard, Video, and Mouse) Switch is a device that allows you to control multiple computers from a single keyboard, video monitor and mouse console. This can be particularly beneficial when ...
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Rack Cabinet Buying Guide
From: Tripp Lite by EatonDescription: Racks are frame structures designed for mounting standard 19" rack-mount equipment-servers, routers, UPS systems, switches, audio/video-regardless of vendor. They provide rack equipment organization, ...