Table 3 Definition of elements in (48) required for additional derivatives in (34) when computing the FIM
From: Cramer-Rao bounds in the estimation of time of arrival in fading channels
p | Ψ p | D | E | F |
|---|---|---|---|---|
1 | k 0 | b ϕ | α t | \(A_{0}\partial \mathbf {g}^{(k_{0})}/\partial k_{0}\) |
2 | α n | – | – | – |
3 | β | b ϕ | α t | \(A_{0}\partial \mathbf {g}^{(k_{0})}/\partial \beta \) |
4 | P s | – | – | – |
5 | \(\sigma _{w}^{2}\) | – | – | – |
6 | α | b ϕ | ∂ α t / ∂ α | \({A_{0}\mathbf {g}^{k_{0}}}\) |
7: Np−1 | ρ p−6 | ∂ b ϕ / ∂ ρ p−6 | α t | \({A_{0}\mathbf {g}^{k_{0}}}\) |
N p | A 0 | b ϕ | α t | \(\phantom {\dot {i}\!}{\mathbf {g}^{k_{0}}}\) |