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WO/2017/173389A1 |
An iterative two dimension equalizer usable in a receiver of orthogonal time frequency space (OTFS) modulated signals is described. In one configuration of the equalizer, a forward path generates, from received time-frequency domain samp...
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WO/2017/166463A1 |
A heartbeat current signal conversion device, comprising a converter for converting a modulated optical signal into a current signal and transmitting same; a mixer for performing frequency conversion of a heartbeat current signal and a b...
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WO/2017/148705A1 |
The invention relates to a method for the frequency error correction of an oscillator of a sensor node in a sensor network, comprising the following steps: receiving a transmission signal of a transmitter, the signal being modulated by o...
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WO/2017/144424A1 |
The invention relates to a printed circuit produced with uniplanar technology, comprising transmission lines printed on a dielectric substrate (52), said printed circuit forming a radio-frequency power splitter comprising a single splitt...
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WO/2017/144351A1 |
The invention relates to a printed circuit produced with uniplanar technology, comprising transmission lines printed on a dielectric substrate (52), said printed circuit forming a radio-frequency power splitter comprising a single splitt...
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WO/2017/142636A1 |
An apparatus includes a first circuit and a second circuit. The first circuit may be in a substrate and generally includes a first diode and a second diode (i) connected as anti-parallel diodes and (ii) physically adjacent to each other ...
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WO/2017/107460A1 |
A mixer module (40), comprising: a switching mixer (400), which is controlled by a switch signal and used for receiving a input signal and generating an output signal; a modulating unit (402), which is coupled to the switching mixer (400...
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WO/2017/112072A1 |
A wireless device, and corresponding method, having a receiver configured to receive a signal having in-phase and quadrature components; a non-linear filter demodulator configured to translate noncoherently the in-phase and quadrature co...
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WO/2017/095186A1 |
Disclosed is a clock and data recovery apparatus. Specifically, the clock and data recovery apparatus according to an embodiment of the present invention comprises: a linear phase detector for comparing a phase difference and a frequency...
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WO/2017/094817A1 |
In order to provide a lightweight and small frequency mixer for minimizing the loss of output signals and even-order harmonic waves, the frequency mixer is configured using a reception-signal input end for receiving RF signals, a local-o...
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WO/2017/084213A1 |
A self-reconfigurable return mixer, comprising: a self-reconfigurable trans-conductance stage, an input radio-frequency voltage signal being converted into a radio-frequency current by means of the self-reconfigurable trans-conductance s...
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WO/2017/062386A1 |
Circuit for wireless communication are provided, the circuits comprising: a first quadrature hybrid having a first in port, a first iso port, a first cpl port, and a first thru port; a first mixer having a first input coupled to the firs...
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WO/2017/053908A1 |
In some examples, a method and apparatus for wireless communication are disclosed. A wireless user equipment (UE) may receive an over-the-air tone pilot and apply the received pilot to a mixer. The mixer may mix the pilot with a local to...
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WO/2017/052655A1 |
Described is an apparatus which comprises: a magnetic junction device having a magnetic layer with in-plane anisotropy and a magnetic layer with perpendicular anisotropy; a spin orbit coupling (SOC) layer coupled to the magnetic junction...
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WO/2017/032843A1 |
In a passive mixer (10), switches (M1, M2, M5) and a capacitance are shared between bootstrapped mixing transistors (PNI, NNI, NPI, PPI, PNQ, NNQ, NPQ, PPQ), reducing the number of components required as compared to prior art bootstrap d...
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WO/2017/023479A1 |
A circuit (300) for generating a local oscillator signal (330out) includes: at least one divider module (320) configured to receive an input signal (342) and divide a frequency of the input signal (312) by a division ratio (340); and a l...
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WO/2017/015884A1 |
Provided are a signal processing method, transmitter, and receiver. The method comprises: performing, by a transmitter, multiplication operations on original signals and phase rotation information thereof in respective channels to obtain...
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WO/2017/009029A1 |
The invention relates to a frequency spectrum generator (100) having a detunable local oscillator (101) for emitting a local oscillator signal (102), a down-mixer (103) for down-mixing a received antenna signal (104) with the local oscil...
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WO/2016/209477A1 |
Apparatus includes: a mixer configured to mix local a oscillator signal with a baseband signal and output a radio frequency (RF) signal; a first load coupled to the mixer and tuned to an operating frequency; and a second load coupled to ...
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WO/2016/202679A1 |
In one embodiment a demodulator circuit comprises an input (11) for receiving an envelope signal (Senv), a unit (REF) for providing a switched reference signal (Sref1) at its output (9), the switched reference signal (Sref1) being provid...
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WO/2016/200845A1 |
Embodiments are directed to doubly balanced superconducting mixers and to methods for modulating a radio frequency signal using multiple tunable inductive elements in a doubly balanced superconducting mixer. In one scenario, a doubly bal...
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WO/2016/197364A1 |
A method and system for real-time calculating the dynamic phase shift signal. The method comprises the following steps: segmenting the medium frequency signals in the testing channel and the reference channel, respectively; reading out t...
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WO/2016/185169A1 |
We describe a temperature-compensated resonant MEMS device, comprising: a first oscillator circuit comprising a first resonant MEMS device and providing a first oscillator output; a second oscillator circuit comprising a second resonant ...
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WO/2016/187597A1 |
Systems and methods for synchronous demodulation using passive sampled analog filtering are disclosed. A system for synchronous demodulation includes an input channel for accepting an input signal, a first passive sampled analog filter f...
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WO/2016/169626A1 |
A circuit comprising: a first passive mixer (21) having mixer inputs configured to receive in-phase (I) and quadrature-phase (Q) differential signals; and a first differential sub-circuit (31). The first passive mixer is configured to sw...
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WO/2016/167146A1 |
Provided is a sine wave multiplication device of simple configuration, broad input signal level range, and minimal fluctuation in characteristics due to temperature. A signal component that corresponds to the product of an input signal S...
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WO/2016/155548A1 |
The present invention relates to an electronic device in a wireless communications system, the wireless communications system, and a method. The electronic device according to the present invention comprises: a reception unit, configured...
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WO/2016/160134A1 |
A triple-balanced mixer is disclosed. The mixer features a complementary metal oxide semiconductor (CMOS) mmW (millimeter wave) integrated circuit and adds an inverted double balanced mixer to a double-balanced Gilbert cell mixer to prov...
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WO/2016/152567A1 |
Provided is a detection sensor that uses an unconventional FM detection circuit to detect frequency modulation with high quality. The detection sensor is provided with: a detection circuit 100 that has a first inductor 12, which is conne...
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WO/2016/145837A1 |
A signal frequency conversion circuit, comprising: a pre-stage frequency conversion module (401, 501, 601) and at least one series-connected post-stage frequency conversion module (402, 502, 602). The pre-stage frequency conversion modul...
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WO/2016/145950A1 |
A single-ended input and double-balanced passive mixer comprises a Balun transconductance stage, a passive local oscillator switch and a trans-impedance amplifier; the Balun transconductance stage is a transconductance stage circuit outp...
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WO/2016/142424A1 |
A device for determining a DC component in a zero-IF radio receiver comprises an input configured to receive a complex baseband signal; and an analyzer configured to analyze the complex baseband signal to determine a DC component in the ...
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WO/2016/136947A1 |
A frequency converter which accepts as inputs a prescribed input signal and a prescribed local oscillation signal, and outputs as an output signal a signal in which the input signal is mixed with a harmonic signal having a frequency n ti...
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WO/2016/134839A1 |
A channel selector (C0) for a frequency modulation radio frequency receiver, comprising a band-pass filter (2), of which the frequency band (BPF) is centred on the central frequency (F0) of the channel to be selected, and has a width tha...
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WO/2016/130714A1 |
A method, an apparatus, and a system product for mixing radio frequency signals are provided. In one aspect, the apparatus is configured to perform switching of switches based on first, second, third, and fourth phased half duty clock si...
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WO/2016/125600A1 |
The present technology pertains to a signal processing device and method with which it is possible to increase the harmonic rejection ratio while minimizing an increase in power consumption. According to one aspect of the present technol...
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WO/2016/119661A1 |
A multiplier and a power factor correction circuit using the multiplier. The multiplier comprises a Gilbert multiplier circuit, comprising a first differential input stage, a second differential input stage and an output stage; a first d...
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WO/2016/108649A1 |
An up-down converter, according to one embodiment of the technical idea of the present invention, comprises: a first mixer for converting an input radio frequency (RF) signal into an intermediate frequency (IF) signal by using a first lo...
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WO/2016/086978A1 |
A quadrature signal generator comprises a resistor-capacitor, RC, polyphase filter and an inductor compensation arrangement. The inductor compensation arrangement comprises a first inductor connected between the first and the third outpu...
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WO/2016/081046A2 |
An analog-to-digital converter may convert an analog signal into digital codes representative of the changing level of the analog signal. An analog high pass filter may receive and continuously differentiate the analog signal. A voltage ...
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WO/2016/069165A1 |
Performing quadrature combining and adjusting including: a plurality of mixing circuits configured to generate a plurality of frequency converted signals; at least one mixing circuit of the plurality of mixing circuits is configured with...
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WO/2016/060810A1 |
An apparatus for reducing a harmonic response in an electronic circuit is provided. The apparatus includes an RF input configured to provide a first signal operating at a radio frequency. The apparatus includes a local oscillator configu...
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WO/2016/058641A1 |
A digital quadrature modulator holds local oscillator circuitry configured to provide local oscillator signals, and local oscillator polarity logic circuitry configured to select an ln-phase and a Quadrature local oscillator signal accor...
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WO/2016/052785A1 |
The present invention relates to a feedback loop circuit which can comprise: a first multi-input single-output switch for receiving the transmission of a plurality of wireless frequency signals and sequentially outputting a single wirele...
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WO/2016/033559A1 |
An integrated frequency quadrupler consists of a pair of balanced frequency doublers that are driven in phase quadrature using a hybrid coupler. This approach results, effectively, in a "unilateral" multiplier that presents a match to th...
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WO/2016/033073A1 |
Local oscillator (LO) leakage and Image are common and undesirable effects in typical transmitters. Typically, fairly complex hardware and algorithms are used to calibrate and reduce these impairments. A single transistor that draws esse...
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WO/2016/032598A2 |
A low power analog-to-digital converter configured to sense sensor signals may include a loop filter and a feedback digital-to-analog converter. The loop filter may have a loop filter input configured to receive an input current signal f...
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WO/2016/016409A1 |
Digital frequency converter and method of processing in a digital frequency converter Frequency converter comprising a block for frequency transposition of samples (11Q_1, 11Q_3), a filtering block (12Q_1, 12Q 3), the filtered samples y(...
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WO/2015/189419A1 |
The invention relates to a method for processing acoustic data, comprising steps of: receiving (110) acoustic data corresponding to an acoustic signal transformed in the frequency domain from an acoustic signal in the time domain, for ex...
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WO/2015/190971A1 |
The method determines an input phase differential (Δφ) between two input signals. A phase detector (116, 118) is provided that has pairs of transistors and a first impedance (R1) connected to a first branch carrying a first signal (Iou...
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