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WO/2024/077258A2 |
A power electronic circuit can include: a first switch; a second switch; and a capacitor, wherein a switch throw of the first switch is configured to be electrically coupled to a first terminal of the capacitor and a switch throw of the ...
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WO/2024/059513A1 |
Aspects of the present disclosure provide techniques and apparatus for multiphase frequency modulation. An example method of multiphase frequency modulation includes determining a phase for a transmission signal based on a constellation ...
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WO/2024/051339A1 |
The present disclosure relates to the technical fields of signal processing and signal amplification. Provided are a single-sideband phase-sensitive detection method, system and device, and a storage medium and a computer program product...
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WO/2024/038456A2 |
An optical amplitude modulator, comprising: a first transparent conductive terminal; a second transparent conductive terminal; a transparent insulator layer; and a transparent semiconductor layer; wherein the insulator layer and the semi...
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WO/2024/018888A1 |
An N tap resistor network circuit (11) is provided with a plurality of first resistors and a plurality of first taps, and generates a control voltage having one of a plurality of predetermined voltage values by selecting one among the pl...
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WO/2023/205811A1 |
A 4 frequency-shift keying (4FSK) transceiver is provided. The 4FSK transceiver includes both a 4FSK transmitter and a 4FSK receiver. The 4FSK transmitter includes a voltage-controlled oscillator (VCO) and two data links coupled to the V...
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WO/2023/158971A2 |
A method for increasing switching efficiency in a power switching topology includes summing a first signal with a first triangle wave signal and with a square wave signal to generate a second signal. The method further includes creating ...
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WO/2023/147962A1 |
A PLL circuit for generating a modulated carrier signal includes a digitally controlled oscillator (DCO) configured to generate a DCO output signal (CKV) as the modulated carrier signal. A first input of the PLL circuit is configured to ...
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WO/2023/126054A1 |
A method and radio interface for digital phase locked loop (PLL) compensation of amplitude-to-phase (AM-PM) variations are disclosed. According to one aspect, a method in a includes generating a local oscillator signal based on a sum of ...
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WO/2023/114074A1 |
One variation of a system includes: a substrate including an aperture and a multi-layer inductor; and a cover layer arranged over the substrate and cooperating with the aperture to define a housing. Additionally, the system includes a fi...
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WO/2023/041163A1 |
According to an example aspect of the present disclosure, there is provided a method for transmitting a Discrete Fourier Transform-spread-Orthogonal Frequency Domain Multiplexed, DFT-s-OFDM, signal, the method comprising, converting, by ...
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WO/2023/035663A1 |
The present invention provides a digitally controlled vector modulator, comprising port 1, an I/Q splitter, a digital control signal amplitude adjustment unit, a digital control inverter, a power divider, and port 2 which are connected i...
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WO/2023/023855A1 |
The present invention provides a system and a method for generating nanobubbles in a liquid medium, which involves one or more movable members, each having a surface and configured to periodically expose at least a portion of the surface...
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WO/2023/021176A1 |
Systems, devices, computer-implemented methods, and/or computer program products that facilitate low power, wideband multitone generation. In one example, a multitone generator device can comprise a controller operatively coupled to firs...
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WO/2023/272447A1 |
A soft-output symbol detector (500) for detecting one or more symbol streams from a received signal (101) representing multiple time-frequency packed linearly modulated signals (101a). The detector (600) comprises one or more processors ...
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WO/2022/091733A1 |
Provided are: a liquid crystal member comprising a liquid crystal layer having a non-flat surface, wherein desired optical characteristics are obtained in the liquid crystal member; and a millimeter wave modulation element. The present i...
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WO/2021/262558A1 |
Methods and apparatus for calibrating signal processing chains using cross coupling between polarizations are described. Various exemplary methods and apparatus, in accordance with the present invention, are well suited for use in commun...
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WO/2021/223905A1 |
The invention relates to a method for data transmission by means of light (20), wherein: an emitter (14) emits light (20) in which the data to be transmitted are encoded, and a receiver (12) receives light (20) emitted by the emitter (14...
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WO/2021/189135A1 |
There is described a terahertz modulation system. The terahertz modulation system generally has a terahertz signal emitter emitting a terahertz signal along a path; a modulation unit having a substrate and an electromechanical transducer...
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WO/2021/108465A1 |
A wideband tunable frequency single-subband converter is proposed. The wideband frequency tunable converter operates within a wideband and tunable frequency range, and has process, voltage, and temperature (PVT) tracking capability. In o...
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WO/2021/098981A1 |
The invention relates to a device for transmitting data, comprising a transmitter (10) for generating a frequency-modulated output signal (S5). The transmitter (10) has a phase-locked loop (30) for regulating the output frequency of the ...
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WO/2021/056881A1 |
Provided in the present application is a compensation circuit for amplitude modulation to amplitude modulation of a radio frequency power amplifier, the compensation circuit comprising: a first bias circuit, a power amplifier, and a comp...
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WO/2021/035229A2 |
Embodiments of the disclosure provide a voltage / frequency modulation (VFM) system for determining a baseline voltage and a programmable ring oscillator (PRO) code for various dynamic voltage frequency scaling (DVFS) set points. The VFM...
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WO/2021/034536A1 |
A wideband envelope modulator comprises a direct current (DC)-to-DC switching converter connected in series with a linear amplitude modulator (LAM). The DC-DC switching converter includes a pulse-width modulator that generates a PWM sign...
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WO/2021/029974A1 |
A wideband polar modulation transmitter includes a power amplifier (PA), a PA driver, a dynamic power supply (DPS), a PA driver VH controller, and a phase modulator. The phase modulator modulates a radio frequency (RF) carrier by an inpu...
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WO/2020/242778A1 |
A method for switching interval modulation includes modulating an RF input data signal while generating and inserting additional pulses in transitions of the data signal. The additional pulses are structured to shift transition noise int...
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WO/2020/201685A1 |
A signal level control element comprises a substrate having conductive formations defining a substrate integrated waveguide arrangement disposed at least partly within the substrate; the substrate integrated waveguide arrangement providi...
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WO/2020/159746A1 |
A method for initializing a phase adder circuit including a multiplier circuit with its two inputs receiving signals of frequency f«,.a mixer circuit, an amplifier circuit, a low pass loop filter, and a voltage controlled oscillator (VC...
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WO/2020/139435A1 |
In a modulation correction method, an adjusted amplitude is determined based on an amplitude between adjacent zero crossings of a modulated signal, the adjacent zero crossings are shifted to determine shifted zero crossings, and the modu...
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WO/2020/058049A1 |
The invention relates to a device for converting an analogue input signal (SigA) into a digital output signal (SigD). According to the invention, the device comprises an amplitude modulator (10) having carrier suppression for providing a...
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WO/2020/055227A1 |
The invention relates to a synchronous modulation system using amplitude modulation, which basically consists of a modulator and a demodulator able to transmit digital signals at double the frequency of its carrier wave. For this purpose...
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WO/2020/032821A1 |
The invention relates to radio engineering and may be used as a frequency modulated radio transmitter exciter and receiver heterodyne without modulating signalling. Technical result - obtaining the frequency-modulated signal with prac...
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WO/2020/011145A1 |
A resonant tank includes a first capacitor formed on a semiconductor substrate, a first inductor formed on the semiconductor substrate, a second capacitor formed on the semiconductor substrate, and a second inductor formed on the semicon...
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WO/2020/008573A1 |
A frequency modulation oscillation source (100) comprises: a voltage-controlled oscillator (5) in which oscillation frequency is controlled on the basis of a modulation control voltage generated by integrating a comparison result signal ...
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WO/2020/005362A1 |
A transmitter is provided to address transmitter non-idealities. The transmitter uses a series of envelope detectors to detect imbalances between an I branch and a Q branch of an I/Q modulator that is implemented as part of the transmitt...
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WO/2020/003514A1 |
This phase amplitude controlled oscillator is configured such that a first controller (5) and a second controller (6) control the phase of an output wave after synthesis by a synthesizer (4), by shifting the phases of the oscillation fre...
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WO/2019/243989A1 |
A method (1000) for transmission of signal, comprises the steps of receiving (1020) one or more modulating signals having features selected from a group comprising one or more amplitudes, one or more frequencies, one or more phase angles...
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WO/2019/235881A1 |
A communication technique for converging internet of everything (IoT) technology with a 5th generation (5G) communication system for supporting a higher data transfer rate beyond a 4G system is provided. The communication technique can b...
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WO/2019/220410A1 |
There is described a system for lossless sampling and denoising amplification of a signal, comprising: a first phase modulator configured for receiving a wave signal and modulating a phase of the wave signal while satisfying a Talbot con...
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WO/2019/164051A1 |
A mobile terminal including an up-converter converting a baseband (BB) signal into a radio frequency (RF) signal and a controller controlling a voltage applied to the up-converter is provided. The up-converter includes a first transistor...
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WO/2019/159246A1 |
A mixer according to the present invention is provided with: a VGA12 for amplifying, with a gain of cosθ, one IF band in-phase input signal constituting one part of a signal distributed into two parts; a VGA13 for amplifying, with a gai...
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WO/2019/102392A1 |
The invention relates to a method and system compression of a wide frequency range into a lower and narrower range. In particular, the invention relates to a method for frequency band compression of signals, wherein the method comprises ...
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WO/2019/079774A1 |
An antenna comprising: a variable dielectric constant (VDC) layer; a plurality of radiating patches provided over the VDC layer; a plurality of signal lines, each terminating in alignment below one of the radiating patches; a plurality o...
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WO/2018/182857A1 |
A method for determining a signal propagation time mismatch in a modulator comprises generating a predetermined signal shape of a amplitude component of a radio frequency signal generating one or more predetermined conditions in a freque...
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WO/2018/175194A2 |
An electronic circuit including: a differential multiplier circuit with a first differential input and a second differential input and a differential output; and a phase locked loop (PLL) circuit including: (1) a balanced differential mi...
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WO/2018/160363A1 |
A communication apparatus is provided. The apparatus includes a printed circuit board having a thickness that complies with an intrinsic safety physical separation specification. A first pair of capacitive plates (300, 302) are disposed ...
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WO/2018/148822A1 |
A digital predistorter comprising a first predistorter for generating out-of-band and inter- band distortion components for compensating for the static nonlinearity of a nonlinear element, and a second predistorter cascaded with the firs...
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WO/2018/131084A1 |
With a conventional PLL circuit, circuit characteristics change dynamically due to temperature changes and degradation over time, and therefore there was the problem that it was difficult to find suitable application parameters for DAC. ...
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WO/2018/116347A1 |
A first frequency accumulator (7a) operates using, as a clock, an output signal of a variable frequency divider (3). A second frequency accumulator (7b) operates using, as a clock, a reference signal transmitted from a reference signal s...
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WO/2018/090417A1 |
A dual-stage predistortion-based method for correcting an ultra-wideband complex format vector modulation error. A loop of the method comprises: a standard signal generating module, a stage I predistortion error compensator, a stage II p...
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