Location: Schaumburg, IL Position Description: ISCO is a wireless systems solutions company and manufacturer providing solutions and subsystems to wireless service providers such as AT&T, Verizon for over 20 years. Reporting to the VP of Engineering, this individual will be a key contributor to the success and growth of ISCO. The position will be the

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How the weather can cause interference for mobile networks In 1943, the United States Army built Kagnew Station in Eritrea, Africa. Disguised as a telephone relay station and equipped with satellite dishes and antenna farms, its true purpose was to serve as a listening post during the Cold War. The listening post received signals from

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Success Stories

The practice of jamming cell phone signals is illegal in the United States, but that does not mean it does not exist. Recently, wideband interference from a jammer in a Mexico prison near the border was noticed by multiple US wireless carriers. Unfortunately, while jammers prevent the use of unauthorized phones inside prisons, they create

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The wireless industry requires innovation to keep up with new technologies and applications, and ISCO delivers. Crain’s Chicago Business released their new list of innovators based on 2020 patent quality and ISCO is there again, right in the top 25. We have consistently received this recognition based on creating new ways to improve performance and

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O-RAN Alliance Logo

ISCO is pleased to announce it has joined the O-RAN Alliance. Recognized as the industry leader of PIM and wideband interference cancellation solutions, ISCO’s patented algorithms and technology will now be available to equipment and solution providers for use in RRUs, O-RAN Radios, DUs and other in-line components of the O-RAN and 4G/5G RAN networks. 

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Success Stories

A common way to track performance problems in a wireless network is to report Key Performance Indicators (KPIs) for individual sites or sectors. Problems are prioritized based on severity and impact on users of the network. Our customer invested in a ProteusCPRI Portable to make it easy to tackle the sites on the report. The

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passive intermodulation graph

A PIM problem is often not found until after a cell site is up and running, when a performance issue is flagged by severely degraded throughput or other KPIs. By then it can be difficult to identify and solve. ISCO’s PIM Calculator is an easy-to-use online tool that shows the Passive Intermodulation products IM3, IM5,

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Success Stories

High levels of wideband interference from digital TV signals caused our customer continuous harm across multiple PRBs. It was unpredictable and changing over time, with power levels above -85dB impacting KPIs. ISCO’s ProteusCPRI with Dynamic Spectrum Recovery (DSR) removed the interference as it appeared and improved KPIs, returning the site to normal operation. Besides digital

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Anterix Logo

ISCO is pleased to announce we have joined the Anterix Active Ecosystem Program which launched earlier this year. Thirty-seven charter members joined with Anterix to facilitate and accelerate the delivery, deployment and activation of transformative private broadband for the nation’s electric grid. Through this program Anterix is bringing leading technology companies together to support 900

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Success Stories

The challenge that brought us to the coastal market was common — PIM from two transmit bands mixing together causing intermod products which reduced capacity and performance in the uplink. Installing ISCO’s ProteusCPRI with c-ONE PIM Canceler® immediately started cancelling 50% of the PIM, but the site still had problems. Using ISCO’s visibility and diagnostic

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