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Matches 401 - 450 out of 6,978

Document Document Title
WO/2014/189366A1
The present invention relates to a method for determination, with a reduced quantization error, a ratio of the frequencies of two periodic signals, comprising the steps of receiving two periodic signals x 1 (101) and X2, having frequenci...  
WO/2014/188072A1
Method/apparatus for performing following acts on a system (2-2) that comprises an electrical motor (2-8) followed by a gear (2-16), and a speed output unit (2-10): monitoring a first set of frequencies from the system over a measurement...  
WO/2014/184511A1
There is provided a method of detecting an electrical device by searching for an RF signal that is emitted from the electrical device. The RF signal is a continuous wave signal that has a known carrier frequency and a sideband at a known...  
WO/2014/182669A1
System and method for implementing a Vector Network Power Meter (VNPM) as a new class of electronic test instrument that uses a novel topology based upon a reflectometer to combine the functionality of a Power Meter with that of a Vector...  
WO/2014/180346A1
A system for finding a transducer resonant frequency, comprising: an initialization unit (11), a phase determination unit (12), an interval hopping control unit (13), a hopping interval generation unit (15), a frequency output control un...  
WO/2014/173866A1
The invention relates to a method for determining the deviation of a broadband measurement signal from a reference signal. The method has the steps of: dividing (1) the signal into at least two measurement signal frequencies; shifting (2...  
WO/2014/153606A1
The present invention relates broadly to a method of digitally filtering an audio signal at a predetermined sample rate by applying a composite audio filter derived at an increase sample rate. The composite audio filter is obtained by co...  
WO/2014/153604A1
A method of digitally filtering an audio signal using an adjusted audio filter. The adjusted audio filter is represented by an impulse response including a waveform in its time domain represented by a sine function of absolute values. A ...  
WO/2014/145553A1
Disclosed is a passive intermodulation (PIM) test system having a pulsed signal generator configured to generate and apply a pulsed stimulus signal to a device under test. The PIM test system is further configured to measure a power of a...  
WO/2014/144831A1
Systems, methods, and apparatus are provided for automated identification of baseline data and changes in state in a wireless communications spectrum, by identifying sources of signal emission in the spectrum by automatically detecting s...  
WO/2014/144694A1
In one aspect, the invention provides a method implemented by an analog hardware circuit for fast frequency estimation. The analog circuit may be implemented a main oscillator circuit block [100], a P matrix circuit block [102], a K matr...  
WO/2014/144436A1
Systems and methods which utilize spread spectrum sensing on live circuits to obtain information regarding a circuit under test are provided. In some embodiments S/SSTDR testing may be utilized to obtain R, L, C and Z measurements from c...  
WO/2014/132019A1
There is provided a radar receiver, comprising a primary receiver (140) for connecting to a primary antenna (110), and a secondary receiver (145, 146, 147, 148) for connecting to a secondary antenna (115, 116, 117, 118). The primary rece...  
WO/2014/116128A1
The analyzer is equipped with a source of polychromatic light (ZSP), optical spectrometer with multi-segment photo detector (FD), and acousto-optic transducer (PAO) placed in the route of light beam, fitted with an piezoelectric transduc...  
WO/2014/116130A1
The system consists of a spectrophotometer (7), laser optical resonator system and an acousto-optic transducer, where an acoustic wave is generated by the piezoelectric transducer (4) connected with the source of RF signals. The acousto-...  
WO/2014/116129A1
The system is equipped with an acousto-optic component (4) diffracting the light beam emitted by the monochromatic laser resonator system, focusing lens (7) placed in the path of diffracted light beam between the acousto-optic component ...  
WO/2014/107089A1
The present invention relates to a broadband frequency detector and, more specifically, to a frequency detector for detecting all signals for inducing the safe driving of a vehicle and radar signals for determining the speed of the vehic...  
WO/2014/098557A1
The present invention relates to a system (100) for determining frequency of a signal, comprising: an input (10) for receiving a signal; a delaying means (20) comprising a plurality of first delay cells (21), connected to the input (10) ...  
WO/2014/098863A1
Aspects are directed to systems and methods of determining a value of a characteristic related to timing between sequential events of an input electronic signal using an input capture counter having a maximum counting value, the input el...  
WO/2014/095129A1
The method comprises taking a number of samples of an electrical signal throughout a main sampling window (S1); dividing the number of samples taken throughout the main sampling window into a plurality of groups of consecutive samples, e...  
WO/2014/093173A1
A voltage to frequency conversion system may be used in association with clock related applications such as a closed loop oscillator. The voltage to frequency conversion system includes independent current sources that are synchronously ...  
WO/2014/090450A1
The method comprises converting a first signal having three components into a second signal having two components in accordance with a first transformation (101), wherein each component of the first signal corresponds to a phase componen...  
WO/2014/091133A1
The invention relates to a method and a device for predictive evaluation of intermodulation power in an electronic device in which a predictive function f makes it possible to evaluate in a predictive manner values of power of an intermo...  
WO/2014/059153A1
Filtered signal values are extracted from an input signal. A periodic time segment sequence having a plurality of ordered time segments is defined. Multiple sets of signal values are acquired from the input signal. Each signal value of a...  
WO/2014/053610A1
A method and an apparatus for estimating a frequency are disclosed. In one method, the frequency of an electrical signal at a node in an electrical system having a plurality of nodes is estimated. The method comprises determining a curre...  
WO/2014/027423A1
A frequency coefficient calculation unit extracts the data of continuous at least four-point voltage instantaneous values with a gauge sampling frequency from among the data of voltage instantaneous values obtained by sampling AC voltage...  
WO/2014/023678A1
Testing radio equipment is described wherein an interfering signal is swept in frequency with a step size that is chosen proportional to the bandwidth of the receive channel of the radio equipment. For example, a respective frequency ban...  
WO/2014/012179A1
Circuits and methods for identifying or verifying frequencies are disclosed herein. A frequency verification circuit comprises: an input port for receiving an input signal; a phase frequency difference detector for determining a differen...  
WO/2014/006961A1
A channel estimation unit (101) estimates, on the basis of an input signal received on a wireless channel, the channel estimate indicating channel characteristics for the wireless channel. A correlation value calculation unit (103) calcu...  
WO/2014/005016A1
Methods, time consumer systems, and computer program products for maintaining accurate time on an ideal clock (300) of a timing device (100) are disclosed. The method includes receiving (S1100) time information from a local clock (320/34...  
WO/2013/185436A1
A distributed spectrum analyzer and a method of spectrum analysis applying same. The spectrum analyzer adopts a separate design. A radio frequency receiver receives a signal, performs frequency conversion processing and AD conversion on ...  
WO/2013/173975A1
A harmonic detection method and a relevant device. A harmonic detection method comprises: sampling an electrical signal from a power line to obtain an N-point electrical signal sequence; performing N-point real fast Fourier transform (RF...  
WO/2013/147839A1
An all-digital delay measurement circuit (DMC) constructed on an integrated circuit (IC) die characterizes clocking circuits such as full phase rotation interpolators, also constructed on the IC die. The on-die all-digital DMC produces a...  
WO/2013/148085A1
Circuitry for measuring a propagation delay in a circuit path. The circuitry includes a one- shot edge triggered element that can be connected in a loop with the circuit path. An edge signal propagating through the circuit path triggers ...  
WO/2013/113891A1
A method and an apparatus for determining a phase (θ) and a frequency (ω) of an electric quantity being associated with an operation of an electrical device are described. The method comprises extracting a fundamental component (Vα1, ...  
WO/2013/097829A1
Provided are a power system identification method and device for an external power source when charging an electric vehicle. The method comprises the following steps: inserting a charge gun into a power system identification socket for a...  
WO/2013/086887A1
Disclosed is a method for measuring a phasor frequency of an electric power system, which belongs to the technical field of the electric power system and automation of the electric power system. A photovoltaic grid-connected power genera...  
WO/2013/083560A1
The invention relates to a method for monitoring a frequency signal (T), which is provided within a unit (10), a corresponding sensor unit for a vehicle, which sensor unit performs such a monitoring method, wherein at least one signal (L...  
WO/2013/074690A1
This disclosure is directed to wireless communication systems having a receiver capable of detecting chirping radar pulses. The systems and methods include processing an input signal to obtain a spectral analysis that identifies which fr...  
WO/2013/066054A1
The present invention relates to a system for diagnosing partial discharge of a power instrument by using a contactless phase measuring sensor. Such a diagnostic system includes: internal and external partial discharge detecting sensors ...  
WO/2013/063187A2
Signal ingress at an installations site forming a part of a broadband communication system is quantitatively evaluated for resistance to signal ingress using a computed ambient broadcast signal level based on a known location and effecti...  
WO/2013/057416A1
The invention relates to a method for analysing the quality of the electrical energy in a three-phase electric network, characterised in that it comprises the steps of: Measuring (El) a set of magnitudes comprising one electrical magnitu...  
WO/2013/056609A1
An electric energy quality type energy efficiency data acquisition terminal, comprising a housing, an MCU module, a power storage module connected to the MCU module, and an AD conversion module and a communication module respectively con...  
WO/2013/042846A1
The present invention relates to a system for measuring a wave source and comprises: a plurality of antennas, arranged on fixed axes, which receive spurious waves; an antenna support supporting the antennas and on the surface of which ar...  
WO/2013/027314A1
The purpose of the present invention is to provide a frequency sweep signal generator, a frequency component analyzer, a wireless device, and a frequency sweep signal generating method, wherein frequency error is small even when a contro...  
WO/2013/023952A1
The invention relates to a method for analyzing a communication signal (20) using a frequency mask trigger unit and a selecting unit. First, a mask (71, 72) is defined, in terms of frequency and amplitude, in the frequency range, said ma...  
WO/2013/020905A1
The frequency mask trigger unit (50) has n trigger machines (611, 612 to 61n), with n ≥ 2, in order to evaluate a total of n signal paths (201, 202 to 20n). The n trigger machines (611, 612 to 61n) are connected to an evaluating unit (...  
WO/2013/012517A1
A system, method, and apparatus for radar pulse detection using a digital radar receiver are disclosed herein. In electronic warfare (EW), radars operate in an environment with highly dense electronic waveforms. As a result, the radars m...  
WO/2013/010202A1
The invention shows an apparatus (1) and a method for detecting at least one periodically occurring defect (8) on an object (3), in particular on a metal strip, in which at least one time signal (7) is recorded from the moving object (3)...  
WO/2012/171713A1
The invention relates to a measuring device for suppressing an interfering signal, comprising a mixer (102), an analog-to-digital converter (104), a normalizing unit (105), and a replacing unit (107). The mixer (102) is designed to mix a...  

Matches 401 - 450 out of 6,978