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WO/2024/064480A1 |
This disclosure provides systems, methods, and devices for wireless communications that support downconversion of signals with improved harmonic rejection. In a first aspect, an apparatus includes a first plurality of mixers with each mi...
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WO/2024/064478A1 |
An apparatus is disclosed for mixing signals. In example aspects, the apparatus includes a mixer circuit having multiple local oscillator nodes, a first node corresponding to a first frequency, and multiple second nodes corresponding to ...
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WO/2024/063917A1 |
A wideband-tunable radio frequency (RF) receiver having a tunable RF bandpass filter (RF BPF) and passive mixer-first receiver (PMF-Rx) is disclosed. The tunable RF BPF and PMF-Rx operate synergistically, exploiting the intrinsic impedan...
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WO/2024/064632A2 |
Methods and apparatus for calibration of a second-order input intercept point (IIP2) of a mixer, such as a mixer in a wireless receive chain. One example circuit for mixer IIP2 calibration generally includes a first receive chain compris...
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WO/2024/059409A1 |
This disclosure provides systems, methods, and devices for wireless communications that support downconversion in a radio frequency (RF) system. In a first aspect, an apparatus for wireless communications includes a first mixer coupled t...
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WO/2024/050870A1 |
Disclosed in the present invention is a current reuse phase-shifting frequency mixer having a high harmonic suppression ratio. A radio-frequency input signal RFIN passes through an orthogonal generation unit to generate a group of I diff...
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WO/2024/041931A1 |
A device comprises a voltage-mode filter circuit, a current-mode output circuit, and a regulation circuit. The voltage-mode filter circuit is configured to generate a voltage signal on an output terminal thereof. The current-mode output ...
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WO/2024/042780A1 |
An apparatus for detecting a Q-demodulator's real-time phase and offset error includes an RF signal path configured to receive an RF signal from an RF component, a first chopper to chop the RF signal at a first frequency to generate a ch...
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WO/2024/028679A1 |
According to an aspect, a method of generating an In-phase (I) and a Quadrature phase (Q) signal in an electronic system comprises receiving a first signal and a second signal of same frequency with different phase angle, adding the firs...
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WO/2024/022981A1 |
A method of using Josephson Junctions to convert the envelope of radio-frequency signals into baseband control pulses includes injecting a biasing current into an envelope detector circuit. The biasing current is identified based on firs...
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WO/2024/003374A1 |
A device (100) for generating a time domain signal based on binary-valued frequency domain components is described. The device (100) comprises input neurons (102; 306) representing binary values of the binary-valued frequency domain comp...
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WO/2023/229198A1 |
A wireless power reception device according to various embodiments comprises: a power transmission coil; a first circuit electrically connected to the power transmission coil so as to provide first power of a first frequency to the power...
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WO/2023/221541A1 |
The present invention relates to the technical field of wireless communications. Disclosed are a 5G millimeter-wave dual-band dual-mode mixer and a wireless communication terminal. In the 5G millimeter-wave dual-band dual-mode mixer, a f...
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WO/2023/221542A1 |
The present invention belongs to the technical field of 5G millimeter wave communications. Disclosed are a 5G dual-band upper frequency mixer with amplification and frequency mixing function switching, and a terminal. A first double-bala...
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WO/2023/210267A1 |
A reception device (1) comprises: an orthogonal mixer (10) which performs frequency conversion to convert a high-frequency signal into an I signal and a Q signal, which have a phase difference of 90 degrees therebetween; and a SAW device...
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WO/2023/205390A1 |
Disclosed are example embodiments of harmonic mixer. The harmonic mixer including a multi-phase LO signal generator. Each phase of the multi-phase LO signal generator outputting an LO signal on a signal line. The harmonic mixer including...
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WO/2023/201284A1 |
Methods, systems, and devices for wireless communication are described. In some systems, a second network entity (e.g., a transmitting device) may transmit first signaling to a second network entity (e.g., a receiving device) to indicate...
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WO/2023/175696A1 |
A high-frequency mixer (1) comprises N transistors (2-n), an RF terminal (3), N LO terminals (4-n), an IF terminal (5), a series resonant circuit (6) and an IF matching circuit (8), wherein when the RF frequency of a high-frequency signa...
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WO/2023/166385A1 |
A frequency tripler circuit includes an amplifier to receive a balanced input signal at an input frequency and outputs a balanced signal at a second harmonic of the input frequency. The frequency tripler circuit includes a passive double...
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WO/2023/159320A1 |
Methods and systems for down-conversion of high frequency signals in millimeter-wave (mm-wave) communications and for up-conversion of high frequency signals in millimeter-wave (mm-wave) communications. A quantum dot multi-wavelength las...
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WO/2023/157072A1 |
This mixer comprises: a transistor (Q101) to which a positive phase-side IF signal is input; a transistor (Q102) to which an opposite phase-side IF signal is input; a transistor (Q103) to which an LO signal is input; and a synthesizer (1...
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WO/2023/157073A1 |
A mixer circuit according to the present invention comprises: a mixer (1); an LO matching circuit (6) inserted between an LO signal terminal (5) and a first terminal (2) of the mixer (1); an IF matching circuit (8) inserted between an IF...
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WO/2023/154290A2 |
Technology for converting electricity generated by photovoltaic cells to AC or DC output power is disclosed. In some examples of the disclosed technology, a zonal power inverter has a plurality of voltage converters, the outputs of the v...
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WO/2023/146186A1 |
The present invention relates to a differential envelope detector, which comprises: input terminals for separating cathode and anode components from a signal and receiving same; a first voltage output unit for outputting a first common m...
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WO/2023/137781A1 |
The present disclosure provides an analog equalizer. The analog equalizer comprises a first input module, a second input module, and an output module. The first input module comprises a first input unit and a first output unit, the first...
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WO/2023/135427A1 |
A converter and method for shifting a frequency of a received input signal to form an output signal at a predetermined intermediate frequency band. The converter comprises: a local oscillator configured to generate a signal at a selected...
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WO/2023/127519A1 |
A receiving device (100) processes a received signal including a signal fC1 and a signal fC2 having mutually different frequency bands. The receiving device (100) comprises mixers (120, 140), and an AD converter (160). The mixer (120) us...
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WO/2023/129799A1 |
An envelope detection circuit and methods for detecting an envelope of a signal using such an envelope detection circuit. One example envelope detection circuit generally includes a first diode, a capacitive element, and a clamping circu...
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WO/2023/126261A1 |
One or more systems, devices and/or methods of use provided herein relate to a device that can provide bandwidth and/or saturation power to amplify a plurality of readout frequencies or to convert one or more frequencies. In quantum tech...
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WO/2023/096009A1 |
Provided is a low noise passive element mixer system comprising a mixer unit composed of a pair of mixer switches (M1, M2, M3, M4) connected to two separated nodes (XI, XQ), wherein signals are applied from two separated inductors ((L3, ...
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WO/2023/093349A1 |
The present utility model provides a high-frequency broadband balun matching transformer, comprising a first-level balun, a phase compensation capacitor, and a second-level balun which are connected in sequence. The first-stage balun is ...
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WO/2023/088003A1 |
Disclosed in embodiments of the present utility model is a superregenerative receiver, comprising an oscillating circuit and an envelope detector. The oscillating circuit comprises a first NMOS tube M1, a second NMOS tube M2, a first PMO...
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WO/2023/089727A1 |
This distributed double-balanced mixer includes unit cells (4a-1 to 4a-N), each of which outputs the following signals to transmission lines (CPW20pp, CPW20nn, CPW20np, CPW20pn) without synthesizing said signals: a signal (R++) obtained ...
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WO/2023/072192A1 |
A quantum bit drive signal generation apparatus, comprising: a microwave source module, used to output multiple microwave signals at different frequencies; a control module connected to the microwave source module, used to determine a ph...
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WO/2023/062770A1 |
The present invention reduces the clock frequency required for the generation of local signals in a harmonic rejection mixer. An N-1 (where N is an even number greater than 2) number of converters convert high-frequency signals to N-1 ...
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WO/2023/049563A1 |
This disclosure provides systems, methods, and devices for wireless communication that support reconfiguring degeneration components in a converged RF transceiver supporting carrier aggregation across sub-6 GHz frequency bands and mmWave...
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WO/2023/030900A1 |
A radio frequency (RF) transmission circuit includes an input stage, a current-mode mixer coupled to an output of the input stage, an attenuator coupled to an output of the current-mode mixer, and a matching network coupled to an output ...
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WO/2023/030712A1 |
A direct conversion receiver (17) that receives a load modulated analog input signal (2) in the HF frequency area and outputs digital data detected in the input signal (2), which receiver comprises: a transmitter to emit a magnetic field...
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WO/2023/012432A1 |
Mixer circuit with N paths (P1, P2,…, PN) with harmonic rejection. The N paths are connected to a common input node via which is received an input signal, each path (P1, P2,…, PN) being configured to sample the input signal and gener...
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WO/2023/014420A1 |
Wireless communication method and apparatus to enable communications between a plurality of endpoints and a satellite or terrestrial gateway integrated with a plurality of oblong shaped antenna arrays. The wireless communication method l...
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WO/2023/277351A1 |
An electronic device for converting frequency and a local oscillator for generating a LO signal are disclosed. The disclosed electronic device may comprise: an IF port which inputs or outputs a first frequency band signal; an RF port whi...
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WO/2022/268743A1 |
A current mode end-to-end signal path includes, a digital to analog converter (DAC), operating in current mode and an upconverting mixer, operating in current mode and operatively coupled to the DAC, wherein analog inputs and analog outp...
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WO/2022/269860A1 |
A mixer circuit according to the present invention comprises: a power distributor (1) that distributes an LO signal at an equal amplitude and an equal phase; delay circuits (2-1 to 2-N); unit mixers (3-1 to 3-N); transmission lines (4-1 ...
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WO/2022/264185A1 |
A harmonic mixer (10) is configured such that N opening/closing circuits (11-n) are connected in parallel. The N opening/closing circuits (11-n) comprise a first transistor (12-n) and a second transistor (13-n). The first transistor (12-...
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WO/2022/249426A1 |
This phase detection circuit is provided with a first phase shifter (2) into which an input signal for a phase shifter to be measured is distributed and input, a phase shift control unit (10) that switches phase shift settings of the pha...
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WO/2022/247410A1 |
Provided in the present disclosure is a frequency mixer, comprising: a transconductance circuit, which is connected to an input signal end, and is configured to generate a differential signal according to an input signal of the input sig...
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WO/2022/234183A1 |
According to an example aspect of the present invention, there is provided an isolating amplifier apparatus comprising a first 2x2 hybrid coupler and a second 2x2 hybrid coupler, each 2x2 hybrid coupler having a first input port, a secon...
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WO/2022/221815A1 |
A harmonic rejection mixer that uses switched capacitors for amplitude control and uses two different duty cycle local oscillator (LO) signals for phase control for each harmonic. The harmonic rejection mixer uses 2-vector variable duty ...
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WO/2022/184259A1 |
A tunable dissipative circuit is presented for shifting a frequency of a radio frequency signal or microwave signal in a cryogenically cooled environment. One or more couplers (604, 605, 703) make couplings between a propagation path (30...
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WO/2022/172425A1 |
An amplitude-phase detection circuit according to this disclosure includes, in the order from the input side, at least two pairs of differential input terminals, four non-linear elements (1-4 or 31-34), two low-pass filters (11-12 or 101...
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