RU2014147288A

RU2014147288A - Method for generating high-frequency signals and device for its implementation

Info

Publication number: RU2014147288A
Application number: RU2014147288A
Authority: RU
Inventors: Александр Афанасьевич Головков; Виталий Николаевич Димитренко; Александр Александрович Чаплыгин; Александр Германович Волобуев
Priority date: 2014-11-24
Filing date: 2014-11-24
Publication date: 2016-06-10

Abstract

1. Способ генерации высокочастотных сигналов, основанный на преобразовании энергии источника постоянного напряжения в энергию высокочастотного сигнала, взаимодействии высокочастотного сигнала с цепью прямой передачи, выполненной из трехполюсного нелинейного элемента и реактивного четырехполюсника, нагрузкой и цепью внешней обратной связи, выполнении условий возбуждения в виде баланса амплитуд и баланса фаз, определяющих соответственно амплитуду и частоту генерируемых высокочастотных сигналов, условий согласования цепи прямой передачи с нагрузкой и условий согласования нагрузки с управляющим электродом трехполюсного нелинейного элемента, отличающийся тем, что нагрузку выполняют в виде первого двухполюсника с комплексным сопротивлением, в качестве цепи внешней обратной связи используют произвольный четырехполюсник, подключенный к трехполюсному нелинейному элементу по параллельно-последовательной схеме, трехполюсный нелинейный элемент и цепь обратной связи как единый узел каскадно включают между введенным вторым двухполюсником с комплексным сопротивлением, имитирующим сопротивление источника сигнала генератора в режиме усиления, и входом реактивного четырехполюсника, к выходу которого подключают нагрузку, условия возбуждения в виде баланса амплитуд и баланса фаз и условия согласования одновременно выполняют на заданном количестве частот за счет выбора значений параметров реактивного четырехполюсника из условия обеспечения стационарного режима генерации в виде равенства нулю знаменателя коэффициента передачи в режиме усиления одновременно на всех заданных частотах генерируемых вы1. 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 made of a three-pole nonlinear element and a reactive four-terminal, load and external feedback circuit, fulfilling the excitation conditions in the form of an amplitude balance and phase balance, respectively determining the amplitude and frequency of the generated high-frequency signals, matching conditions of the direct load drivers and conditions for matching the load with the control electrode of a three-pole nonlinear element, characterized in that the load is performed in the form of a first two-terminal device with complex resistance, an arbitrary four-terminal connected to a three-pole nonlinear element in parallel-serial circuit, a three-pole circuit, is used as an external feedback circuit the nonlinear element and the feedback circuit as a single node cascade between the introduced second bipolar with complex resistance m, simulating the resistance of the signal source of the generator in the amplification mode, and the input of the reactive four-terminal network, to the output of which the load is connected, 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 values of the parameters of the reactive four-terminal network from the condition of stationary generation mode in the form of equality to zero of the denominator of the transmission coefficient in the gain mode simultaneously at all given frequencies generated in

Claims

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 made of a three-pole nonlinear element and a reactive four-terminal, load and external feedback circuit, fulfilling the excitation conditions in the form of an amplitude balance and phase balance, respectively determining the amplitude and frequency of the generated high-frequency signals, matching conditions of the direct load drivers and conditions for matching the load with the control electrode of a three-pole nonlinear element, characterized in that the load is performed in the form of a first two-terminal device with complex resistance, an arbitrary four-terminal connected to a three-pole nonlinear element in parallel-serial circuit, a three-pole circuit, is used as an external feedback circuit the nonlinear element and the feedback circuit as a single node cascade between the introduced second bipolar with complex resistance m, simulating the resistance of the signal source of the generator in the amplification mode, and the input of the reactive four-terminal network, to the output of which the load is connected, 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 values of the parameters of the reactive four-terminal network from the condition of stationary generation mode in the form of equality to zero of the denominator of the transmission coefficient in the gain mode simultaneously at all given frequencies generated in sokochastotnyh signals with constant amplitude DC voltage in accordance with the following mathematical expression:

Where

optimal values of the relations of the corresponding elements of the classical transmission matrix at given frequencies;

- 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 - the specified values of the real imaginary component of the load resistance at a given number of frequencies; r _11m , x _11m , r _12m , x _12m , r _21m , x _21m , r _22m , x _22m are the specified total values of the real and imaginary components of the mixed matrix F of the three-pole nonlinear element for a given amplitude of the constant voltage and the corresponding real and imaginary components a mixed matrix F of the external feedback circuit f _11m = r _11m + jx _11m , f _12m = r _12m + jx _12m , f _21m = r _21m + jx _21m , f _22m = r _22m + jx _22m 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 load is made in the form of a first two-terminal device with complex resistance, as an external feedback circuit For communication, an arbitrary four-terminal connected to a three-pole non-linear element in a parallel-serial circuit, a three-pole non-linear element and a circuit are used l feedback as a single node is cascaded between the introduced second two-terminal with complex resistance, which simulates the resistance of the generator signal source in the amplification mode, and the input of the reactive four-terminal, to the output of which the load is connected, the reactive four-terminal is made in the form of cascade-connected L-shaped and P- shaped units of five two-terminal resistors with X _1m, X _2m, and _{_{_{X 3m, X 4m, X 5m}}} , wherein the two-terminal network with resistances X _3m, X _4m formed as a series resonant pin ra of the elements with the parameters L _{_1k,} C _1k, connected in parallel with an arbitrary two-pole reactive resistance x _km, and the values of the parameters determined from the condition acceptance criterion for ensuring steady state lasing at two frequencies using the following mathematical expression:

Where

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 _11m , x _11m , r _12m , x _12m , r _21m , x _21m , r _22m , x _22m are the specified total values of the real and imaginary components of the mixed matrix F of the three-pole nonlinear element for a given amplitude of the constant voltage and the corresponding real and imaginary components mixed matrix F of the external feedback circuit f _11m = r _11m + jx _11m , f _12m = r _12m + jx _12m , f _21m = r _21m + jx _21m , f _21m = r _22m + jx _22m at given frequencies; k = 3, 4 - index characterizing the corresponding numbers of reactive two-terminal networks with resistances X _3m , X _4m ; X _1m , X _2m , X _5m are the given equal values of the resistance of the first, second and fifth two-terminal reactive four-terminal in the form of cascade-connected L-shaped and U-shaped links of five two-terminal at specified frequencies.