Chirp Rate
Adaptive Algorithm for Chirp-Rate Estimation
... window from the set with odd number of samples in the interval. Total number of windows in the set is 13. Figure 1 depicts the MSE of the obtained chirp-rate estimators for σ = 0.06 (first row, SNR = 24 ...
9
Filtering in the joint time/chirp-rate domain for separation of quadratic and cubic phase chirp signals
... in chirp separation applications, it may still be more convenient to prepare the mask function of a time-varying separating filter in the joint time/ chirp-rate (TCR) domain, rather than in the TF ...
21
High resolution ISAR imaging in receiver centered region area in bistatic radar
... instantaneous chirp rate, and δ ( ⋅ ) is the delta ...instantaneous chirp rate μ ( t ...the chirp rate μ and qua- dratic chirp rate μ ˙ ...
10
Chirping response of weakly electric knife fish (Apteronotus leptorhynchus) to low frequency electric signals and to heterospecific electric fish
... Fish chirp at the highest rates to conspecific males, followed by conspecific females, then heterospecific electric fish and finally at low spontaneous rates in the absence of ...change chirp structure as ...
9
The Acoustic Behaviour of the Bush Cricket Pholidoptera Griseoaptera
... The increase in chirp rate that usually takes place during a period in which signals are being produced indicates that the signals have an excitatory as well as an inhibitory effect.. Th[r] ...
14
Electric signals and species recognition in the wave type gymnotiform fish Apteronotus leptorhynchus
... average chirp rate varied strongly across subjects, we compared the production of small chirps for the –5Hz stimuli of different waveform by computing a proportion value for each stimulus for each fish: ...
12
Dual-Chirp Arbitrary Microwave Waveform Generation by Using a Dual Parallel Mach-Zehnder Modulator Feeding with RF Chirp Signal
... Abstract—In this paper, dual-chirped arbitrary microwave waveform has been generated through photonics, incorporated with single dual parallel mach-zehnder modulator (DPMZM) inbuilt mach zehnder interferometer (MZI) ...
14
Union Resolution Performance of Frequency Modulation Parameter Based on RWT for LFM Signals
... The LFM signal is widely applied in domains such as radar, correspondence and sound navigation. LFM sig- nal’s parameter estimation is an important research sub- ject in the electronic intelligence system, target motive ...
8
Time-frequency Signature Sparse Reconstruction using Chirp Dictionary
... use chirp dictionary for each window position to determine the signal instantaneous frequency ...the chirp rate ...local chirp dictionary over its sinusoidal ...
9
Recognition of variable courtship song in the field cricket Gryllus assimilis
... pulse rate and pulse duration) and/or dominant carrier frequency, and numerous behavioral experiments in a variety of species have shown that both the characteristic temporal pattern and the carrier frequency play ...
10
Constant-Envelope Multi-Level Chirp Modulation: Properties, Receivers, and Performance
... in chirp modulation is mainly due to the advances in Surface Wave Acoustic (SAW) technology, which o↵ers a rapid close-to-optimum method for both generation and correlation of wideband chirp pulses ...[6]. ...
182
08 Interference.pptx
... Gravitational-wave chirp created from the collision of two neutron stars..[r] ...
81
Error Rate Performance of Digital Chirp Communication System over Fading Channels
... -ary chirp communication system impaired by additive white Gaussian noise and fading are ...8-ary chirp systems as a function of average received signal-to-noise ratio (SNR), modulation and fading ...
6
Audio Signals and Spectra
... sampling rate “Fs” (case is important). (The sample rate is equal to the reciprocal of the time between samples ...sampling rate, you will need to construct a time ...
7
Chatty females and quiet males: complex vocal communication in the Northern dtella, Gehyra dubia
... single chirp calls (the “fast chatter” reported by Tremul 2003) were produced by male Gehyra ...single chirp calls are known from many gecko species, including ...multiple chirp calls are used after ...
12
Design of a 3D Chirp sub bottom imaging system
... different chirp source signatures and discussed methodologies for assessing the relative merits of different sweeps with regard to their penetration and resolution ...optimal chirp sweep for both ...
27
Time to Chirp; an Advice to Pakistan, China and India
... to chirp now, it can be concluded that this part of region has to pay lot of attention towards research and development, these countries should be focusing on scientific research because this can cause in increase ...
5
Probability inequality concerning a chirp type signal
... Abstract Probability inequalities of random variables play important roles, especially in the theory of limiting theorems of sums of independent random variables... Perera Journal of Ine[r] ...
8
Marine sediment classification using the chirp sonar
... Using this simple calibration procedure, normal incident reflectivity values obtained from the chirp sonar are used to predict porosity, density, grain size, rigid-. ity, and sound [r] ...
10
Monolithic SAW convolvers using chirp transducers
... Modified chirp transducers can be used to compensate for amplitude and phase errors produced elsewhere in the convolver.. A new design compensates for dispersion due to the waveguide,[r] ...
6