Author Archives: ricker

Sensor fusion: the importance of time

Sampling rates All sensors sample at an independent rate. Stated another way, different sensors generate a signal at different times and at different intervals. Some sensors such as scanners create a signal of a specific duration. Figure 1 shows conceptual the relationship between the sample times of five different sensors. The signals from the sensors […]

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New office opened in Lviv, Ukraine

We are pleased to announce the opening of our new development office in Lviv, Ukraine, and Volodymyr Kondratenko as the director of Ricker Lyman Ukraine. Lviv is a beautiful city near the Polish border, rich in character and history. Engineers in Lviv are able to overlap four hours of their workday with New York. A […]

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The end of systems

In the Industrial Age, machines were mechanical creations. Force of wheels, belts, cogs, levers and pressure valves controlled the action and response of machines. There were mechanical decision makers of sort, with check safety valves, throttles and regulators, but most advanced control was in the hands of a human operator who monitored pressure and spring […]

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Linear scalability

Infrastructure is rarely linearly scalable. To be truly linear, there should be means to increase the capacity of the infrastructure in a straight line. There always seems to be a sunk cost, that is, there always seems to be a step function in the graph. Take blade servers as an example. In concept, blade servers […]

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