The 4th edition of NI's Wireless Research Handbook offers a selection of 2-page case studies from top researchers around the world. Different applications from mmWave beam tracking to precoding for satellite communications are included.
Explore the handbook to see how software defined radios are being used...
Keysight Technologies this week announced what it is calling the industry's first cloud-native distributed network performance and security test software for characterizing user experience and validating network performance of hybrid networks, services and security devices.
The solution, called CyPerf, is aimed at meeting the need...
This paper discusses the RF design fundamentals of an RF communication system, including the transmission medium, wave propagation, free space path loss, the transmit and receive portion, link design and key components with the intent to provide practical knowledge on the process for designing...
EXFO is in the process of acquiring Taiwan-based InOpticals, which specializes in ultra-high-speed test instruments for the laboratory and manufacturing markets with particular strength in 400G/800G transceivers, active and passive components and integrated test systems.
Financial details of the transaction were not disclosed, although EXFO...
In a glimpse of the combined T-Mobile US network's future, the carrier used 2.5 GHz spectrum and multi-user MIMO to achieve peak cell throughput of more than 5.6 Gbps with eight 5G devices.
T-Mo said that in one 100-megahertz channel of 2.5 GHz, it connected...
In RootMetrics' first round of benchmarking that used 5G-enabled devices to test both 4G and 5G networks, Verizon and AT&T ran neck-and-neck in most categories. But Verizon ultimately topped the rankings in most performance metrics, although AT&T outpaced Verizon in terms of speed.
RootMetrics temporarily...
Carriers' network investments are paying off with higher customer satisfaction
Global Wireless Solutions has crowned AT&T the "best network" in its third annual national testing, but all of the three national operators can find good news in GWS' latest network scoring, which couples nationwide drive-testing...
With a C-Band spectrum auction set to begin December 8, Verizon and T-Mobile US are ramping up their testing of the spectrum.
This week, T-Mobile US was granted permission for a two-year testing period to try out 5G New Radio in C-Band spectrum testing at...
If you could only keep one product or service while staying at home during a pandemic, what would it be?
For most American consumers (45%), that one thing is their smartphone, according to a survey of 5,000 people by Global Wireless Solutions. Respondents' second most-popular...
Testing, inspection and certification company Bureau Veritas announced that its Silicon Valley laboratory in Sunnyvale is now fully equipped and ready to offer 5G certification service for Global Certification Forum, PTCRB and key carrier requirements.
The new location in California extends Bureau Veritas' existing portfolio of 5G...
Viavi says its customers have virtualized up to 75% of their networks already
Viavi Solutions has acquired French network monitoring and assurance company Expandium for an undisclosed sum, bolstering its portfolio of virtualized solutions.
Viavi said in a release that the deal "adds cloud-native, microservices-based, and...
Upgrading to T-Mo's 5G SA: Big bucks for
T-Mobile US made a splash with the announcement earlier this month that it had turned up Standalone 5G in an area encompassing 1.3 million square miles of its network. Signals Research Group wasted no time in getting...
5G technology has introduced some exciting possibilities for in-building functions. The “smart” buildings and manufacturing facilities of tomorrow will include new functions such as IoT, factory automation, machine learning devices, and cloud compute applications. To handle these new features, network architectures will change, frequency...
Microwave network equipment company Aviat Networks this week announced results of field tests conducted with Ameren and the Electric Power Research Institute (EPRI), focused on exploring the effects of unlicensed device use at 6 GHz on microwave point-to-point links in the band.
Aviat said that...
Test equipment company PCTel saw its revenues drop 16% year-over-year, but overall profits were up compared to the same period in 2019, the company reported this week.
Total company revenues for the second quarter were $19.8 million, compared to nearly $23.4 million during the same...
To understand the ability of a 5G network slice to support a particular use case such as Industry 4.0 or Augmented Reality, it is necessary to measure the key performance parameters of throughput, latency and continuity.
Read this white paper to:
Learn the interactivity test...
The number of network disruptions across various elements of the internet rose sharply beginning in March due to the COVID-19 pandemic -- but they often indicated traffic engineering work on the part of various service providers to adjust to changing demand and didn't necessarily...
The ongoing covid-19 pandemic will have a negative impact on the proliferation of internet of things devices this year, and subsequently impact the need for related IoT test equipment, according to a new report from Frost & Sullivan. The one exception, the company noted,...
Open RAN player Mavenir will be using Keysight Technologies' testing tools to support development of software for its 5G RAN and core platforms.
Mavenir will leverage Keysight solutions including its 5G user equipment emulation (UEE) capabilities, to emulate a "massive number of subscribers and numerous...
Private equity-backed data analytics-based roaming and network security company Mobileum has picked up network roaming test and fraud detection company Sigos. Terms of the deal were not disclosed.
Sigo, which provides revenue assurance and fraud detection as well as active testing, says that it has...
This paper provides an introduction to antennas, their parameters and different types, as well as antenna characterization and testing. It explains the importance and execution of OTA test setup calibration and covers general concepts for any OTA test setup in-chamber or lab-bench. The paper...
AT&T dominated download speeds, T-Mobile US has fastest average uploads
Overall network speeds are on the rise and the four national networks are mostly running neck-and-neck in different testing categories, but AT&T, Verizon and T-Mobile US each shine in different ways, according to the latest...
EXFO saw its sales drop 10% year-over-year, but the financial impact of the global coronavirus pandemic was blunted in part by cost-cutting and a Canadian government program for wage subsidies.
"Despite constraints and restrictive measures in many countries, EXFO navigated through the coronavirus pandemic with...
The findings of Viavi Solutions' 13th annual State of the Network report can be summarized in one word: Disruption.
Networks are seeing "tremendous" and "dynamic disruption" as a result of "relentless technological advances, remote working reaching an all-time high and the expanding security threatscape," Viavi...
