RU2482601C2 - Method of generating high-frequency signals and apparatus for realising said method - Google Patents
Method of generating high-frequency signals and apparatus for realising said method Download PDFInfo
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- RU2482601C2 RU2482601C2 RU2010118673/08A RU2010118673A RU2482601C2 RU 2482601 C2 RU2482601 C2 RU 2482601C2 RU 2010118673/08 A RU2010118673/08 A RU 2010118673/08A RU 2010118673 A RU2010118673 A RU 2010118673A RU 2482601 C2 RU2482601 C2 RU 2482601C2
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Abstract
FIELD: radio engineering, communication.
SUBSTANCE: apparatus for generating high-frequency signals has a dc voltage source, a two-terminal nonlinear element with a negative differential resistance, a reactive four-terminal circuit, an additional two-terminal circuit; the reactive four-terminal circuit is in form of a "П"-shaped connection of three two-terminal circuits, the first and third of which are in form of two parallel-connected circuits of elements with parameters whose values are defined according to given mathematical expressions.
EFFECT: wider range of generated vibrations and generation of high-frequency signals at a given number of frequencies.
2 cl, 4 dwg
Description
Claims (2)
; ,
где ; ; ;
A=1+r0g-x0b;
B=r0b+x0g; x22, x21 - оптимальные аппроксимации частотных зависимостей соответствующих элементов матрицы сопротивлений реактивного четырехполюсника; x11 - заданная частотная зависимость соответствующего элемента матрицы сопротивлений реактивного четырехполюсника; r0, х0 - заданные частотные зависимости действительной и мнимой составляющих сопротивления дополнительного двухполюсника; rн, хн - заданные частотные зависимости действительной и мнимой составляющих сопротивления нагрузки;
g, b - заданные зависимости действительной и мнимой составляющих проводимости двухполюсного нелинейного элемента от частоты несущего сигнала при заданной амплитуде постоянного напряжения.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, organizing internal feedback in a non-linear element by using a bipolar non-linear element with negative differential resistance as it, fulfilling the excitation conditions in the form of amplitude balance and phase balance, determining respectively the amplitude and frequency of the generated high-frequency signal, and the matching conditions of the nonlinear element and with a load using a reactive four-terminal network, characterized in that the excitation conditions in the form of a balance of amplitudes and phase balance are simultaneously satisfied at a given number of frequencies due to the interaction of a high-frequency signal with a radio circuit in the form of an additional two-terminal device connected in parallel to a two-pole nonlinear element with negative differential resistance to which the reactive four-terminal with a load is connected, and the choice of frequency characteristics of the reactive four-terminal providing conditions of stationary lasing in a vanishing denominator coefficient simultaneously on all given frequencies generated by the high-frequency signal at a constant amplitude DC voltage in accordance with the following mathematical expression:
; ,
Where ; ; ;
A = 1 + r 0 gx 0 b;
B = r 0 b + x 0 g; x 22 , x 21 are the optimal approximations of the frequency dependences of the corresponding elements of the resistance matrix of the reactive four-terminal network; x 11 is the given frequency dependence of the corresponding element of the resistance matrix of the reactive four-port network; r 0 , x 0 - given frequency dependencies of the real and imaginary components of the resistance of the additional two-terminal device; r n , x n - given frequency dependencies of the real and imaginary components of the load resistance;
g, b are the given dependences of the real and imaginary components of the conductivity of a bipolar nonlinear element on the frequency of the carrier signal at a given amplitude of the constant voltage.
; ;
; ;
где ; ;
x=a2c1-a1c2; y=a2d1+b2c1-a1d2-b1c2; z=b2d1-b1d2;
;
;
;
;
;
;
;
; ;
;
; ;
;
А=1+r0ngn-x0nbn; B=r0nbn+x0ngn; r0n, x0n - заданные значения действительной и мнимой составляющих сопротивления дополнительного двухполюсника на заданных четырех частотах ωn=2πfn; n=1, 2, 3, 4 - номер частоты; rнn, хнn - заданные значения действительной и мнимой составляющих сопротивления нагрузки на заданных четырех частотах; rn, xn - заданные значения действительной и мнимой составляющих сопротивления двухполюсного нелинейного элемента на заданных четырех частотах при заданной амплитуде постоянного напряжения; k=1,3 - номер двухполюсника П-образного соединения; x2n - заданные значения сопротивления третьего двухполюсника П-образного соединения на заданных четырех частотах. 2. A device for generating high-frequency signals, consisting of a constant voltage source, a bipolar nonlinear element with negative differential resistance, a reactive four-terminal device with a load connected to its output, characterized in that an additional two-terminal device is included in the circuit of the generating device, a two-pole nonlinear element is connected between the additional two-terminal device and four-terminal in the transverse circuit, the four-terminal reactive is made in the form of a U-shaped connection of three two-pole Ikov, wherein the first and third two-pole made up of two parallel-connected circuits of consecutive elements with parameters L 1k, C 1k, L 2k , C 2k, the values of which are defined in accordance with the following mathematical expression:
; ;
; ;
Where ; ;
x = a 2 c 1 -a 1 c 2 ; y = a 2 d 1 + b 2 c 1 -a 1 d 2 -b 1 c 2 ; z = b 2 d 1 -b 1 d 2 ;
;
;
;
;
;
;
;
; ;
;
; ;
;
A = 1 + r 0n g n -x 0n b n ; B = r 0n b n + x 0n g n ; r 0n , x 0n are the given values of the real and imaginary components of the resistance of the additional two-terminal network at the given four frequencies ω n = 2πf n ; n = 1, 2, 3, 4 - frequency number; r nn , x nn - set values of the real and imaginary components of the load resistance at the given four frequencies; r n , x n are the specified values of the real and imaginary components of the resistance of the bipolar nonlinear element at the given four frequencies for a given amplitude of the constant voltage; k = 1,3 is the number of the two-terminal U-shaped connection; x 2n - the specified resistance values of the third two-terminal U-shaped connection at the specified four frequencies.
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RU2010118673/08A RU2482601C2 (en) | 2010-05-11 | 2010-05-11 | Method of generating high-frequency signals and apparatus for realising said method |
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RU2010118673/08A RU2482601C2 (en) | 2010-05-11 | 2010-05-11 | Method of generating high-frequency signals and apparatus for realising said method |
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RU2482601C2 true RU2482601C2 (en) | 2013-05-20 |
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Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5392009A (en) * | 1993-12-22 | 1995-02-21 | American Nucleonics Corporation | Low current vector modulator |
US6060962A (en) * | 1997-08-02 | 2000-05-09 | Tlc Precision Wafer Technology Inc. | Phase angle modulator for microwaves |
RU2190921C2 (en) * | 1999-12-31 | 2002-10-10 | Таганрогский государственный радиотехнический университет | Microwave oscillator |
RU2277755C2 (en) * | 2004-07-12 | 2006-06-10 | Государственное образовательное учреждение высшего профессионального образования Военный институт радиоэлектроники | Method and device for correcting frequency response characteristics |
RU2341865C2 (en) * | 2006-07-20 | 2008-12-20 | Государственное образовательное учреждение высшего профессионального образования Военный институт радиоэлектроники | Device for modulation of amplitude and phase of mf signals |
-
2010
- 2010-05-11 RU RU2010118673/08A patent/RU2482601C2/en not_active IP Right Cessation
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5392009A (en) * | 1993-12-22 | 1995-02-21 | American Nucleonics Corporation | Low current vector modulator |
US6060962A (en) * | 1997-08-02 | 2000-05-09 | Tlc Precision Wafer Technology Inc. | Phase angle modulator for microwaves |
RU2190921C2 (en) * | 1999-12-31 | 2002-10-10 | Таганрогский государственный радиотехнический университет | Microwave oscillator |
RU2277755C2 (en) * | 2004-07-12 | 2006-06-10 | Государственное образовательное учреждение высшего профессионального образования Военный институт радиоэлектроники | Method and device for correcting frequency response characteristics |
RU2341865C2 (en) * | 2006-07-20 | 2008-12-20 | Государственное образовательное учреждение высшего профессионального образования Военный институт радиоэлектроники | Device for modulation of amplitude and phase of mf signals |
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