In olden days, people used to have lots of kids. A famous Urdu satirist once wrote: "It has been observed
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Tag: Interpolation
Carrier Phase-Based Ranging in Indoor Multipath Channels
Indoor positioning is one of the core technologies behind the idea of Internet of Things (IoT). Some of the use
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Channel Estimation in OFDM Systems
Channel estimation in single-carrier systems has been described in a previous article. In OFDM systems, each subcarrier acts as an
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3 Ways to Approximate atan2( ) in Hardware
When we think about signal processing, the focus is usually magnitude response of a system. However, in several DSP applications,
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Fractional Delay Filters Using the Farrow Structure
In the discussion on piecewise polynomial interpolation, we emphasized on the fact that the fractional interval $\mu_m$ needs to be
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