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Patent Searching and Data


Matches 1 - 50 out of 17,100

Document Document Title
WO/2021/002118A1
Provided is a demodulating device capable of reducing or avoiding a deterioration in demodulation performance resulting from the nonlinearity of the input amplitude-frequency characteristic of a variable capacitance element constituting ...  
WO/2020/242540A1
Low power radio frequency (RF) receivers and related circuits are described.  
WO/2020/239233A1
A radio frequency receiver (10) comprising a mixer circuitry (11) to down-convert a received signal, which is transported on a signal line (41, 43), to baseband signal components is provided. The mixer circuitry (11) comprises a pluralit...  
WO/2020/240348A1
Provided are a mixer and a semiconductor device wherein the circuit area is smaller and deterioration of operational ability due to heat is suppressed. A mixer according to the invention comprises a differential unit, a current source, a...  
WO/2020/236210A1
A receiver can include a first set of one or more amplifier stages configured to amplify input signals in a plurality of communication bands. The receiver can further include a second and third set of one or more amplifier stages. The se...  
WO/2020/236801A1
An apparatus is disclosed for mixing signals with a multi-mode mixer for frequency translation. In example implementations, a multi-mode mixer includes a supply voltage node, a ground node, a first data signal coupler, and a second data ...  
WO/2020/235771A1
The present invention relates to a frequency mixer in which a single frequency mixing unit which consists of switch elements, basically operates as a sub-harmonic mixer, and then operates as a double-balanced mixer by applying a DC volta...  
WO/2020/225640A1
The present invention provides a semiconductor device with a new structure. A mixer circuit having a digital-analog conversion circuit, a control circuit for controlling the digital-analog conversion circuit, a power supply control switc...  
WO/2020/220326A1
An embodiment of the present application discloses a switch circuit, a mixer and an electronic device, wherein the switch circuit comprises a first metal oxide semiconductor MOS transistor, a second MOS transistor, a third MOS transistor...  
WO/2020/214733A1
An RF receiver includes a low-noise amplifier (LNA) to receive and amplify RF signals, a transformer-based IQ generator circuit, one or more load resisters, one or more mixer circuit, and a downconverter. The transformer-bsed IQ generato...  
WO/2020/206270A1
According to various embodiments, a power converter circuit is disclosed. The power converter circuit includes a plurality of voltage splitting units (VSUs) coupled to a plurality of current splitting units (CSUs). The VSUs are connected...  
WO/2020/203182A1
[Problem] To improve circuit gain. A distributed amplifier is configured from: a transmission line CPW1 for input; a transmission line CPW2 for output; an input termination resistance R1 that connects a termination of the transmission ...  
WO/2020/191054A1
Provided is a transversal radio frequency filter circuit having a low noise amplifier connected along an input signal path, a first power divider connected between the low noise amplifier and four single taps, and an output path connecte...  
WO/2020/184363A1
This mixer is provided with a first unit mixer, a second unit mixer, a third unit mixer, and a fourth unit mixer, all having the same configuration, as well as being provided with a first combiner, a second combiner, and a third combiner...  
WO/2020/183619A1
This mixer is provided with four unit mixers 7 to 10 all having the same configuration, and combiners 11 to 13. The outputs of the unit mixers 7, 8 are combined by the combiner 11, the outputs of the unit mixers 9, 10 are combined by the...  
WO/2020/172367A1
An apparatus is disclosed for a harmonic rejection filter with transimpedance amplifiers. In an example aspect, the apparatus includes a harmonic rejection filter with at least three input nodes, at least one output node, a first transim...  
WO/2020/150745A9
A circuit comprising a differential transmission line and eight switches provides non- reciprocal signal flow. In some embodiments, the circuit can be driven by four local oscillator signals using a boosting circuit. The circuit can be u...  
WO/2020/117944A3
A frequency multiplier, which may include multiple commutator cells, for multiplying an input signal is provided. A frequency doubler is provided that includes at least one transformer. Each of the at least one transformer includes a pri...  
WO/2020/150745A1
A circuit comprising a differential transmission line and eight switches provides non- reciprocal signal flow. In some embodiments, the circuit can be driven by four local oscillator signals using a boosting circuit. The circuit can be u...  
WO/2020/145709A1
The disclosure relates to a communication method and system for converging a 5G communication system for supporting higher data rates beyond a 4G system with an IoT technology. The disclosure may be applied to intelligent services based ...  
WO/2020/146070A1
The present invention is to provide a mixing circuit, comprising: a first transistor; a second transistor; a third transistor; a first connection point connected to a gate terminal of the first transistor, a drain terminal of the second ...  
WO/2020/125790A1
A circuit includes a polar transmitter to generate a radio frequency output from amplitude and phase signal components. The polar transmitter includes an amplifier to combine amplitude and phase signal components. A processor is coupled ...  
WO/2020/125192A1
A passive wideband frequency mixer, comprising: a local oscillation balun, a radio frequency balun, a first diode D1, a second diode D2, a third diode D3, a fourth diode D4, an inductive compensation unit, and a grounded lossy inductance...  
WO/2020/118123A1
Apparatuses, systems, and methods are disclosed for stochastic linear detection. A digital signal processor (150) determines information about a plurality of transmitted signals based on a plurality of received signals. An initialization...  
WO/2020/117944A2
A frequency multiplier, which may include multiple commutator cells, for multiplying an input signal is provided. A frequency doubler is provided that includes at least one transformer. Each of the at least one transformer includes a pri...  
WO/2020/111623A1
The present invention relates to a mixer and, more specifically, to a mixer for an RF receiver, which can reduce glitches resulting from the LO feedthrough effect. The mixer for an RF receiver is a single balanced mixer for an RF receive...  
WO/2020/110814A1
A transceiver (1) uses an LO signal, which is a local oscillation signal, to up-convert an IF signal having a given frequency band, thereby generating a transmission signal RFTX. The transceiver (1) also generates an (LO + IF)2 signal an...  
WO/2020/083618A1
High-saturation power Josephson ring modulators and fabrication of the same are provided. A Josephson ring modulator can comprise a plurality of matrix junctions. Matrix junctions of the plurality of matrix junctions can comprise respect...  
WO/2020/069745A1
A mixer circuit comprises an input port comprising at least one input terminal to receive an input signal, and an output port comprising at least one output terminal to output an output signal. The mixer circuit further comprises at leas...  
WO/2020/068267A1
In a communication device and corresponding methods to determine a phase offset imbalance, an input signal (e.g. oscillator signal) is phase shifted to generate a set of phase-shifted values. The set of phased-shifted values and the inpu...  
WO/2020/025458A3
Superconducting device applications implemented with two surface acoustic wave resonators coupled to a Josephson ring modulator are provided. A method can include receiving, by a unitary Josephson mixer and from a first superconducting s...  
WO/2020/055450A1
A device for generating a qubit control signal includes: a first signal envelope generator circuit including a first multiple of signal sources, in which an output of each signal source of the first multiple of signal sources is combined...  
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...  
WO/2020/050955A1
Systems, methods, and circuitries are provided for a local oscillator (LO) signal distribution. An exemplary LO distribution network includes a common LO buffer configured to buffer an LO signal, a receive (RX) LO buffer, and a transmit ...  
WO/2020/043905A1
The invention relates to a method of date-stamping reception of digital data of a modulated signal, said signal resulting from the modulation of a carrier or sub-carrier by a digital signal, the bitrate of symbols of the digital signal b...  
WO/2020/046840A1
A differential phase and amplitude detector circuit is presented. Two source follower circuits respectively based on NMOS and PMOS transistors are used to charge and discharge a sampling capacitor asymmetrically to provide a measurement ...  
WO/2020/031256A1
The present invention is provided with: a first frequency converter (11) for generating a third signal from a first signal output from a first signal source (1) and a second signal output from a second signal source (2); a first delay ci...  
WO/2020/025460A1
Superconducting device applications implemented with a surface acoustic wave resonator and a superconducting microwave resonator coupled to a Josephson ring modulator are provided. A method can comprise receiving, by a microwave Josephso...  
WO/2020/025454A1
A superconducting device that mixes surface acoustic waves and techniques for fabricating the same are provided. A superconducting device can comprise a first surface acoustic wave resonator comprising a first low-loss piezo-electric die...  
WO/2020/025459A1
A superconducting device that mixes surface acoustic waves and microwave signals and techniques for fabricating the same are provided. A superconducting device can comprise a superconducting surface acoustic wave resonator and a supercon...  
WO/2020/007691A1
The invention relates to a device for the frequency transposition of an input signal centred on a frequency (f1) to an output signal centred on a frequency (f2). Such a device comprises a module for averaging the input signal delivering ...  
WO/2020/005224A1
A receiver design is provided to address blocker signals not known a priori. The blocker signals may cause a spurious frequency response when downconverted with a particular harmonic of the local oscillator or at unwanted sidebands, and ...  
WO/2020/000616A1
An active mixer, belonging to the technical field of mixers. The mixer comprises three parts: a transconductance stage (1), a switching stage (2) and a load stage (3). The transconductance stage (1) uses a third-order transconductance co...  
WO/2020/000614A1
A frequency mixer circuit, comprising a transconductance stage circuit, a switch stage circuit, and a load stage circuit electrically connected in sequence; the transconductance stage circuit is used for accessing a radio frequency volta...  
WO/2019/244271A1
A frequency converter is provided with: frequency conversion elements 1 to 4 that perform voltage-current conversion on an RF signal, perform frequency conversion by use of an LO signal and output an IF signal; a DC potential detection c...  
WO/2019/237260A1
The embodiments of the present application provide a transmitter, a local oscillator calibration circuit and a calibration method, for improving the performance of a transmitter. The transmitter comprises: a baseband signal path, configu...  
WO/2019/230382A1
A front-end circuit 200 is used for testing an RF signal from an RF device 102. The RF signal is generated by modulating a carrier signal having a carrier frequency fC with a wideband baseband signal. A frequency-variable oscillator 202 ...  
WO/2019/223541A1
A power mixer circuit. The circuit combines a Gilbert mixer circuit and a power amplifier circuit. The power mixer circuit comprises, sequentially electrically connected, a transconductance stage circuit, a gain bootstrap circuit, a swit...  
WO/2019/212856A1
A radio frequency (RF) receiver, for example a satellite positioning system receiver, can be configured to use a single phase locked loop for generating an oscillator signal to perform downconversion of signals in two different frequency...  
WO/2019/204535A1
A multi-radio access technology circuit is provided. The multi-RAT circuit includes a radio frequency circuit coupled to an interconnect medium. The RF circuit includes a power head circuit configured to receive a local oscillation pilot...  

Matches 1 - 50 out of 17,100