signal and an L-C resonant feedback oscillator having a\ntransistor amplifier for producing the carrier signal, and a\nmonitoring shunt regulator for supplying a reference potential\nto the twin-T oscillator and biasing and operating potentials to\nthe L-C resonant feedback oscillator and for ...
class.wtojob.com|基于31个网页 3. 调变信号 ...定不变。 图2-1 振幅调变系统方块图 设载波信号(Carrier Signal)为,其中而一般的调变信号(Modulating Signal)大多为谐振波… www.tw100s.com|基于19个网页 更多释义 例句
Suppose that the modulating signal ism(t)=2cos(2πfmt)and the carrier signal isxC(t)=AC cos(2πfct).Which one of the following is a conventional AM signal without over-modulation? (a)x(t)=Acm(t)cos(2πfct) (b)x(t)=AC[1+m(t)...
Fully differential demodulator with variable gain, and method for demodulating a signal A demodulator is provided for demodulating an amplitude-modulated input signal defined by a carrier signal having a carrier frequency modulated by a modula... L Prandi,C Caminada,P Invernizzi 被引量: 0发表: ...
METHOD FOR TRANSMITTING AND RECEIVING A MULTICARRIER SPREAD-SPECTRUM SIGNAL AND CORRESPONDING SIGNAL, COMPUTER PROGRAM PRODUCTS AND TRANSMISSION AND RECEPT... The invention relates to a method for transmitting a multicarrier spread-spectrum signal formed by a temporal succession of multicarrier symbols, ...
The present invention relates to a signal modulation device, a transmission method, and a code generation method. The signal modulation device includes a code storage unit including a plurality of n-bit members and storing a code with a number n or n1 of different bits between two neighboring ...
METHOD AND APPARATUS FOR DEMODULATING SIGNAL BY USING SUBFRAME COMBINATION IN WIRELESS COMMUNICATION SYSTEM METHOD AND APPARATUS FOR DEMODULATING SIGNAL BY USING SUBFRAME COMBINATION IN WIRELESS COMMUNICATION SYSTEMDisclosed are: a communication technique for merging, with IoT technology, a 5G communication...
The paper is concerned a model of a digital communication system where the samples of white Gaussian noise with zero mean and dispersion 蟽 2 are used as a modulated (carrier) low-frequency signal. Methods of the digital-phase modulation... DS Kokin,OG Ponomarev - 《Journal of Physics Conf...
PURPOSE:To obtain a modulated output of small distortion with use of an ordinary carrier signal, by providing a comparator to compare the output signal of an amplifier and a carrier signal and a feedback circuit of said output signal. CONSTITUTION:A signal e3 always has the same potential as...
A method for determining the transmission device to be transmitted by the sub-carrier modulation order of packet data to the apparatus and method. 在该装置和方法... Gu,YoungMo,Kim,... - EP 被引量: 36发表: 2005年 Signal demodulating method, apparatus, program and recording medium Provided ...