RU2011107001A - METHOD FOR PHASE MODULATION AND DEMODULATION OF HIGH FREQUENCY SIGNALS AND DEVICE FOR ITS IMPLEMENTATION - Google Patents
METHOD FOR PHASE MODULATION AND DEMODULATION OF HIGH FREQUENCY SIGNALS AND DEVICE FOR ITS IMPLEMENTATION Download PDFInfo
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- RU2011107001A RU2011107001A RU2011107001/08A RU2011107001A RU2011107001A RU 2011107001 A RU2011107001 A RU 2011107001A RU 2011107001/08 A RU2011107001/08 A RU 2011107001/08A RU 2011107001 A RU2011107001 A RU 2011107001A RU 2011107001 A RU2011107001 A RU 2011107001A
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Abstract
1. Способ фазовой модуляции и демодуляции высокочастотных сигналов, состоящий во взаимодействии высокочастотных и низкочастотных сигналов с устройством фазовой модуляции и демодуляции, выполненном из реактивного четырехполюсника, двухэлектродного нелинейного элемента и низкочастотной избирательной нагрузки, в режиме демодуляции высокочастотный сигнал преобразовывают в амплитудно-фазомодулированный сигнал путем подачи высокочастотного сигнала на правый или на левый склон АЧХ устройства фазовой модуляции и демодуляции, с помощью двухэлектродного нелинейного элемента разрушают спектр амплитудно-фазомодулированного сигнала на высокочастотные и низкочастотные составляющие, информационный низкочастотный сигнал подают на низкочастотную избирательную нагрузку в виде дифференцирующей или интегрирующей цепи соответственно, с помощью фильтра нижних частот выделяют информационный низкочастотный сигнал, амплитуда которого изменяется по закону изменения фазы входного высокочастотного сигнала, в режиме модуляции двухэлектродный нелинейный элемент подключают к источнику информационного низкочастотного сигнала, фазу высокочастотного сигнала изменяют по закону изменения амплитуды информационного низкочастотного сигнала, отличающийся тем, что между четырехполюсником и низкочастотной избирательной нагрузкой подключают высокочастотную нагрузку в поперечную цепь, двухэлектродный нелинейный элемент включают между источником высокочастотного сигнала и четырехполюсником в продольную цепь, в режиме модуляции формируют квазилинейную фазовую модуляционную характеристику и модулированный по фаз 1. The method of phase modulation and demodulation of high-frequency signals, consisting in the interaction of high-frequency and low-frequency signals with a phase modulation and demodulation device made of a reactive four-terminal device, a two-electrode nonlinear element and a low-frequency selective load, in the demodulation mode, the high-frequency signal is converted into an amplitude-phase modulated signal by applying high-frequency signal to the right or left slope of the frequency response of the phase modulation and demodulation device, using a vuhelectrode nonlinear element destroys the spectrum of the amplitude-phase-modulated signal into high-frequency and low-frequency components, the information low-frequency signal is fed to the low-frequency selective load in the form of a differentiating or integrating circuit, respectively, using the low-pass filter, the information low-frequency signal is isolated, the amplitude of which changes according to the law of phase change of the input high-frequency signal, in modulation mode, a two-electrode nonlinear element is connected to the information low-frequency signal phase, the phase of the high-frequency signal is changed according to the law of the amplitude of the information low-frequency signal, characterized in that a high-frequency load is connected between the four-terminal and the low-frequency selective load in the transverse circuit, a two-electrode nonlinear element is connected between the high-frequency signal source and the four-terminal in the longitudinal circuit, in the mode modulations form a quasilinear phase modulation characteristic and phase modulated
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RU2011107001/08A RU2011107001A (en) | 2011-02-24 | 2011-02-24 | METHOD FOR PHASE MODULATION AND DEMODULATION OF HIGH FREQUENCY SIGNALS AND DEVICE FOR ITS IMPLEMENTATION |
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RU2011107001/08A RU2011107001A (en) | 2011-02-24 | 2011-02-24 | METHOD FOR PHASE MODULATION AND DEMODULATION OF HIGH FREQUENCY SIGNALS AND DEVICE FOR ITS IMPLEMENTATION |
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RU2011107001A true RU2011107001A (en) | 2012-08-27 |
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RU2011107001/08A RU2011107001A (en) | 2011-02-24 | 2011-02-24 | METHOD FOR PHASE MODULATION AND DEMODULATION OF HIGH FREQUENCY SIGNALS AND DEVICE FOR ITS IMPLEMENTATION |
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2011
- 2011-02-24 RU RU2011107001/08A patent/RU2011107001A/en not_active Application Discontinuation
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Effective date: 20121127 |