https://www.wirelesspowerwiki.com/ 2026-04-08T00:38:57+00:00 https://www.wirelesspowerwiki.com/ https://www.wirelesspowerwiki.com/lib/exe/fetch.php?media=wiki:logo.png text/html 2025-12-27T16:06:10+00:00 admin (admin@undisclosed.example.com) https://www.wirelesspowerwiki.com/doku.php?id=impedance_inverter&rev=1766851570&do=diff Impedance inverter Definition An impedance inverter changes an output impedance $Z_{out}$ to its inversely proportional value $Z_{in}$, multiplied by a value K²: $$Z_{in}=\frac{K^2}{Z_{out}}$$ K is a reactance (in ohm), and is called the characteristic impedance of the inverter. For the ABCD matrix of an impedance inverter, it holds that A=0 and D=0, with the ABCD matrix of a two-port network defined as: $$\begin{bmatrix} V_1 \\ I_1 \end{bmatrix} =\begin{bmatrix} A & B\\ C & D \end{bmatrix}… text/html 2025-12-27T16:05:59+00:00 admin (admin@undisclosed.example.com) https://www.wirelesspowerwiki.com/doku.php?id=admittance_inverter&rev=1766851559&do=diff Admittance inverter Definition An admittance inverter changes an output admittance $Y_{out}$ to its inversely proportional value $Y_{in}$, multiplied by a value J²: $$Y_{in}=\frac{J^2}{Y_{out}}$$ J is a susceptance (in siemens), and is called the characteristic admittance of the inverter. For the ABCD matrix of an admittance inverter, it holds that A=0 and D=0, with the ABCD matrix of a two-port network defined as: $$\begin{bmatrix} V_1 \\ I_1 \end{bmatrix} =\begin{bmatrix} A & B\\ C & D \e… text/html 2025-09-23T05:37:27+00:00 admin (admin@undisclosed.example.com) https://www.wirelesspowerwiki.com/doku.php?id=eve_ything_you_need_to_know_about_healthy_flow_blood&rev=1758605847&do=diff text/html 2025-09-23T05:37:21+00:00 admin (admin@undisclosed.example.com) https://www.wirelesspowerwiki.com/doku.php?id=evolutionize_you_hai_styling_with_ae_olift:the_ultimate_hai_tool&rev=1758605841&do=diff text/html 2025-09-20T17:12:43+00:00 admin (admin@undisclosed.example.com) https://www.wirelesspowerwiki.com/doku.php?id=he_e_s_how_long_it_takes_to_feel_the_effects_of_cbd-and_how_long_they&rev=1758388363&do=diff text/html 2025-09-20T14:35:14+00:00 admin (admin@undisclosed.example.com) https://www.wirelesspowerwiki.com/doku.php?id=types_of_cbd_oil:full_spect_um_cbd_vs._b_oad_spect_um_cbd_vs&rev=1758378914&do=diff text/html 2025-09-20T14:35:03+00:00 admin (admin@undisclosed.example.com) https://www.wirelesspowerwiki.com/doku.php?id=best_cbd_gummies_to_t_y_in_the_uk_in_2025&rev=1758378903&do=diff text/html 2025-07-07T14:27:51+00:00 kl (kl@undisclosed.example.com) https://www.wirelesspowerwiki.com/doku.php?id=partity-time_symmetric_wpt&rev=1751898471&do=diff Parity-time symmetric WPT PT symmetry One of the main challenges of near-field WPT, in particulary IPT, is the sensitivity of the system towards changes in distance between transmitter and receiver, misalignment, load variation and changes in frequency. As a result, practial WPT systems often experience unstable behaviour. $x$$-x$$L_1$$L_2$$t$$-t$$R_1$$R_2$$R_L$$-R_N$$V_1 (I_1)$$V_2 (I_2)$$-R_N$$R_L$$$\begin{bmatrix} R_1+j(\omega L_1-\frac{1}{\omega C_1}) & j\omega L_{12}\\ j\omega L_{12} & R_… text/html 2025-07-07T14:26:56+00:00 kl (kl@undisclosed.example.com) https://www.wirelesspowerwiki.com/doku.php?image=0%3Apt-symmetric_power_and_efficiency.png&ns=0&rev=1751898416&tab_details=history&media_do=diff&do=media <img src="https://www.wirelesspowerwiki.com/lib/exe/fetch.php?w=500&amp;h=500&amp;tok=49c7ef&amp;media=0:pt-symmetric_power_and_efficiency.png" alt="pt-symmetric_power_and_efficiency.png" loading="lazy" width="500" height="500" /> text/html 2025-07-07T14:21:08+00:00 kl (kl@undisclosed.example.com) https://www.wirelesspowerwiki.com/doku.php?image=0%3Apt-symmetric_frequency.png&ns=0&rev=1751898068&tab_details=history&media_do=diff&do=media <img 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