Pulse compression techniques enable you to decouple the duration of the pulse from its energy by effectively creating different durations for the transmitted pulse and processed echo. Using a linear frequency modulated pulse waveform is a popular choice for pulse compression. ...
Linear frequency modulated (LFM) waveformsmicrowave-photonicsoptical beam formingvariable optical delayThe long, microwave-photonic variable delay of the impulse response of linear frequency-modulated (LFM) waveforms is proposed and demonstrated experimentally. The delay method is based on the application ...
Phase-Coded-Linear-Frequency-Modulated Waveform for a Low Cost High Resolution Radar System. Low cost Radar Systems are difficult to realize due to their high peak: power requirement. High output power implies the need for unconventional and expensive power amplifiers such as magnetrons and travellin...
Energy leakage analysis of the radar and communication integrated waveform radar-communication multifunctional integrated waveformenergy leakage analysislinear frequency modulationradar receiverradar detectionWhen minimum shift keying (MSK)'s... X Chen,Z Liu,Y Liu,... - 《Iet Signal Processing》 被引量...
The linear frequency modulation (LFM) signal is adopted as the exciting signal in the TRM, which gives the dual autocorrelation function waveform, including the exciting signal and transport channel response. Theoretical results show that the peak value of the transducer array’s focusing signal is ...
2.The basic principles of weight Linear Frequency-Modulated (LFM) signals andNLFM signals are introduced.在研究线性调频信号加权和非线性调频信号产生原理的基础上,针对大时宽带宽积信号,基于4种窗函数对2种调频信号形式进行了波形设计,并进行了仿真,给出了不同设计波形的脉压性能,其结果对于大时宽带宽积信号的...
In this paper a new method for designing non-linear frequency modulated (NLFM) waveforms for ultrasound imaging is proposed. The objective is to control the amplitude spectrum of the designed waveform and still keep a constant transmit amplitude, so that the transmitted energy is maximized. The si...
Clutter-Masked Waveform Design for LPI/LPD Radarcom Signal Encoding the results of communication and radar performance of these radarcom signals and contrast them with those obtained using a linear frequency modulated waveform... R Washington,B Bischof,D Garmatyuk,... - 《Sensors》 被引量: 0发...
The approach is generalized for modified sawtooth frequency modulated continuous waveform (SFMCW) sources, which are combinations of two SFMCW sources with two different slopes of frequency shifts. In addition, a measurement setup is implied assuming the serial-fed array as the receiver and an ...
SYNCHRONIZATION SYMBOLS FOR A BANDWIDTH CONFIGURABLE OFDM MODEM 发明人：FANSON, John 申请号：CA2007000064 申请日：20070117 公开号：WO07/082372P1 公开日：20070726 专利内容由知识产权出版社提供 摘要：A communications system permits bandwidth configurability using a linear frequency modulated (LFM) waveform ...