APT Signing Key
Jul 25, 2019

If you installed CUWB prior to July 25, 2019, you will want to update your verification key. Here is how to do it.

CUWB 3.3
Bernoulli Update
Mar 20, 2019

CUWB 3.3 is an update to the Bernoulli (CUWB 3) system that provides more runtime information, adds a Two-Way Ranging feature, and improves the interface of the CUWB Manager.

Visualizing Location
Nov 14, 2018

In today's technology drive world, it is almost expected for organizations to capture data and apply big data analytics to realize value. Imagine the possibilities with location data!

CUWB 3.2
Bernoulli Update
Oct 9, 2018

CUWB 3.2 is an update to the Bernoulli (CUWB 3) system that enhances device management and improves the user interface.

CUWB 3.1
Bernoulli Update
Aug 1, 2018

CUWB 3.1 is an update to the Bernoulli (CUWB 3) system that brings runtime information to the CUWB Manager, easier device management, and general device and network stability improvements.

New Release

Bernoulli: CUWB 3.0

Jun 13, 2018

Introducing Bernoulli. He is particularly remembered for his applications of mathematics to mechanics, especially fluid mechanics, and for his pioneering work in probability and statistics. We have named our third major release of the CUWB System in his honor.

CUWB 3.0 Features

  • Regulatory Compliant Products
  • Configuration API
  • Support for Large Networks and Distributed Management
  • More configurability
  • New 3D visualization tool
Linux UDP Buffers
Feb 24, 2018

The default buffer sizes in Linux are woefully small for any services that make heavy use of UDP. Here is how to fix them.

Aug 1, 2017

Ciholas has received a number of inquiries regarding FCC certification of the DWUSB. The DWUSB is not FCC certified, this article explains why.

New Release

Archimedes: CUWB 2.0

Aug 1, 2016

Introducing Archimedes. He anticipated calculus, derived an accurate approximation of pi, and invented the method of exhaustion. Now he serves as the namesake for our second major release of the CUWB product line.

CUWB 2.0 Features

  • Improved Configurability and Throughput
  • Inertial and Atmospheric Sensor Data
  • New analysis tools
Oct 1, 2015

An introduction into Real Time Location Systems and some related algorithms.

Precision / Accuracy
Sep 25, 2015

Ciholas is often asked, "how accurate is the RTLS evaluation system that comes with the DWUSB?" The answer, as with most things in engineering, is it depends.

Two-way Ranging
Distance Measurement
Sep 1, 2015

Learn how tranmission and reception times from radio signals are used to produce accurate range data.

What is UWB?
A brief intro
Aug 1, 2015

A brief description of how Ultra-Wideband technology works.

How many DWUSBs?
Jun 26, 2015

Ciholas is often asked to define the number of DWUSBs needed for an application. This article should help to identify the appropriate number of DWUSBs to purchase.

New Release

Zeno: CUWB 1.0

Jun 2, 2015

Introducing Zeno, our first public UWB Real-time Location System. He was the first philosopher who dealt with the earliest attestable accounts of mathematical infinity and is the namesake for Zeno's paradoxes.

CUWB 1.0 Features

  • Real-time precise position tracking
  • Two-way ranging
  • Easy wireless setup