RU2014151329A - Method for generating high-frequency signals and device for its implementation - Google Patents

Abstract

1. A method of generating high-frequency signals based on the conversion of the energy of a constant voltage source into the energy of a high-frequency signal, the interaction of a high-frequency signal with a direct transmission circuit, a three-pole nonlinear element, a four-terminal reactive load and an external feedback circuit, the fulfillment of the excitation conditions in the form of amplitude balance and balance phases determining respectively the amplitude and frequency of the generated high-frequency signals, the conditions for matching the direct transmission circuit with the load and conditions for matching the load with the control electrode of a three-pole non-linear element, characterized in that an arbitrary four-terminal connected in parallel to a three-pole non-linear element is used as an external feedback circuit, the three-pole non-linear element and the feedback circuit as a single node include in cascade between the output of the reactive four-terminal and the load , the load is performed in the form of a first two-terminal with complex resistance, to the input of the four-terminal reactive in the transverse chain l connect the second two-terminal network with complex resistance simulating the resistance of the generator signal source in the amplification mode, the excitation conditions in the form of a balance of amplitudes and phase balance and matching conditions are simultaneously fulfilled at a given number of frequencies by selecting the parameters of the reactive four-terminal network from the condition of providing a stationary generation mode in the form vanishing the denominator of the gain in gain mode simultaneously at all given frequencies of the generated high-frequency

Claims (2)

1. A method of generating high-frequency signals based on the conversion of the energy of a constant voltage source into the energy of a high-frequency signal, the interaction of a high-frequency signal with a direct transmission circuit, a three-pole nonlinear element, a four-terminal reactive load and an external feedback circuit, the fulfillment of the excitation conditions in the form of amplitude balance and balance phases determining respectively the amplitude and frequency of the generated high-frequency signals, the conditions for matching the direct transmission circuit with the load and conditions for matching the load with the control electrode of a three-pole non-linear element, characterized in that an arbitrary four-terminal connected in parallel to a three-pole non-linear element is used as an external feedback circuit, the three-pole non-linear element and the feedback circuit as a single node include in cascade between the output of the reactive four-terminal and the load , the load is performed in the form of a first two-terminal with complex resistance, to the input of the four-terminal reactive in the transverse circuit l connect the second two-terminal network with complex resistance simulating the resistance of the generator signal source in the amplification mode, the excitation conditions in the form of a balance of amplitudes and phase balance and matching conditions are simultaneously fulfilled at a given number of frequencies by selecting the parameters of the reactive four-terminal network from the condition of providing a stationary generation mode in the form vanishing the denominator of the gain in gain mode simultaneously at all given frequencies of the generated high-frequency latter is present at a constant amplitude DC voltage in accordance with the following mathematical expression: α = (- E + x _0m ) γ-D; β = Fγ-Ex _0m , Where

g _11nm = g _11m -r _nm (g _11m g _22m -b _11m b _22m -g _12m g _21m + b _12m b _21m ) + x _nm (g _22m b _11m + b _22m g _11m -b _12m g _21m -b _21m g _1m2 ); b _11nm = b _11m -r _nm (b _11m g _22m + g _11m b _22m -b _12m g _21m -g _12m b _21m ) -x _nm (g _11m g _22m -b _11m b _22m -g _12m g _21m + b _12m b _21m ); g _22nm = 1-g _22m r _nm + b _22m x _nm ; b _22nm = g _22m x _nm + b _22m r _nm ;

; $$\beta =\frac{b}{d}$$

- the optimal values of the relations of the corresponding elements of the classical transmission matrix at given frequencies; $$\gamma =\frac{c}{d}$$

- given relations of the corresponding elements of the classical transmission matrix at given frequencies; a, b, c, d - elements of the classical transmission matrix; r _0m , x _0m - set values of the real and imaginary components of the resistance of the source of the input high-frequency signal of the generator in the amplification mode at a given number of frequencies; r _nm , x _nm - set values of the real imaginary component of the load resistance at a given number of frequencies; g _11m , b _11m , g _12m , b _12m , g _21m , b _2lm , g _22m , b _22m - given total values of the real and imaginary components of the conductivity matrix of a three-pole nonlinear element for a given amplitude of the constant voltage and the corresponding real and imaginary components of the matrix conductivity of the external feedback circuit at given frequencies; m = 1, 2 ... N - numbers of frequencies. 2. A device for generating high-frequency signals, consisting of a constant voltage source, a direct transmission circuit of a three-pole nonlinear element and a reactive four-terminal device, a load and an external feedback circuit, characterized in that the external feedback circuit is made in the form of an arbitrary four-terminal network connected in parallel with a three-pole nonlinear element, a three-pole non-linear element and a feedback circuit as a single node are cascaded between the output of the reactive four-terminal and the load the ruzka is made in the form of the first two-terminal with complex resistance, a second two-terminal with complex resistance is connected to the input of the reactive four-terminal in the transverse circuit, which simulates the resistance of the source of the input high-frequency signal of the generator in amplification mode, the reactive four-terminal is made in the form of a L-shaped connection of two reactive two-terminal with resistance X _1m, X _2m, which are formed from a parallel oscillatory circuit element with the parameters L _1k, C _1k, parallel cos Inonii reactive with an arbitrary two-pole resistance x _km, and the parameter values are determined from the condition of matching the criterion providing a stationary lasing at two frequencies using the following mathematical expression:

Where

g _11nm = g _11m -r _nm (g _11m g _22m -b _11m b _22m -g _12m g _21m + b _12m b _21m ) + x _nm (g _22m b _11m + b _22m g _11m -b _12m g _21m -b _21m g _1m2 ); b _11nm = b _11m -r _nm (b _11m g _22m + g _11m b _22m -b _12m g _21m -g _12m b _21m ) -x _nm (g _11m g _22m -b _11m b _22m -g _12m g _21m + b _12m b _21m ); g _22nm = 1-g _22m r _nm + b _22m x _nm ; b _22nm = g _22m x _nm + b _22m r _nm ; r _0m , x _0m - set values of the real and imaginary components of the resistance of the source of the input high-frequency signal of the generator in the amplification mode at two frequencies ω _m = 2πf _m ; m = 1, 2 - frequency number; r _nm , x _nm - set values of the real component of the load resistance at two frequencies; g _11m , b _11m , g _12m , b _12m , g _21m , b _21m , g _22m , b _22m - given total values of the real and imaginary components of the conductivity matrix of a three-pole nonlinear element at a given amplitude of the constant voltage and the corresponding real and imaginary components of the matrix conductivity of the external feedback circuit at given frequencies; k = 1, 2 is an index characterizing the corresponding numbers of reactive two-terminal with resistance X _1m , X _{2m of the} first and second two-terminal L-shaped circuit at given frequencies.