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8971831 Front-end system for radio devices  
The present disclosure relates to a front-end system for a radio device, the front-end system comprising a low-noise amplifier (LNA), arranged for receiving a radio frequency input signal (RFIN)...
8971836 Method of adjusting the receive frequency of an RF receiver die  
Disclosed is a method of adjusting the receive frequency of a radio frequency (RF) receiver die (4), the RF receiver die (4) comprising a mixer (8) with an associated local oscillator (10) and a...
8909185 Frequency agile filter using a digital filter and bandstop filtering  
A method of providing frequency dependent signal attenuation. An RF input signal is split into a first signal portion and a second signal portion. Discrete time filtering, a negative group delay...
8847433 Apparatus for providing power to a multipole in a mass spectrometer  
An apparatus for providing power to a multipole in a mass spectrometer is provided. The apparatus comprises a first resonant LC circuit; at least one inductor for forming a second resonant LC...
8831548 System and method for radio signal reconstruction using signal processor  
A waveform reconstruction circuit receives an rf signal from an antenna, digitizes it, and then generates an undistorted reconstructed waveform. The reconstructed waveform can then be...
8805314 Filter circuit and receiving device  
To implement a filter circuit with low noise and a low cutoff frequency in a smaller area, a filter circuit has a first circuit which receives an input signal supplied to an input terminal,...
8798560 Multiple frequency band information signal universal front end with adjustable analog signal path components  
A wireless device includes processing circuitry, a receiver section, a transmitter section, and an antenna. The processing circuitry determines a set of information signals of a RF Multiple...
8781426 Techniques for controlling operation of control loops in a receiver  
Techniques for controlling operation of control loops in a receiver are described. The operation of at least one control loop is modified in conjunction with a change in operating state, which may...
RE44980 System and method for controlling states of a device  
A system and method for automatically changing a state of a device coupled to a headphone device is provided. The system comprises a means for detecting if at least one earpiece of the headphone...
8693528 Common mode suppression circuit  
In one or more embodiments, a circuit is configured to receive a differential signal from a transmitter that is isolated from the receiver circuit and that includes a common-mode suppression...
8660508 Calibration of passive harmonic-rejection mixer  
An electronic device comprising a passive harmonic-rejection mixer (400) and a calibration circuitry (425). The passive harmonic rejection mixer has an input (102) connected to several sub-mixer...
8655299 Saw-less receiver with RF frequency translated BPF  
A SAW-less receiver includes an FEM interface module, an RF to IF receiver section, and a receiver IF to baseband section. The RF to IF receiver section includes a frequency translated bandpass...
8626084 Area efficient concurrent matching transceiver  
An integrated circuit for transmit and receive matching is described. The integrated circuit includes a transmit amplifier. The transmit amplifier includes a first transistor, a second transistor...
8606210 Polyphase harmonic rejection mixer  
A polyphase harmonic rejection mixer, comprising a plurality of stages following each other; wherein a first stage is arranged to perform at least frequency conversion; and a second stage is...
8594604 Fringe capacitor circuit  
Capacitive circuits are implemented with desirable quality factors in various implementations. According to an example embodiment, a fringe capacitor includes two capacitive circuits (e.g.,...
8564091 Die-to-die electrical isolation in a semiconductor package  
Some of the embodiments of the present disclosure provide a semiconductor package comprising a first die; a second die; and an inductor arrangement configured to inductively couple the first die...
8565711 SAW-less receiver including an IF frequency translated BPF  
A SAW-less receiver includes an FEM interface module, an RF to IF receiver section, and a receiver IF to baseband section. The RF to IF receiver section includes a mixing module, a mixed buffer...
8503960 Amplifier and associated receiver  
An amplifier receives an input signal with an input node, provides an output signal in response, and includes a main branch and an auxiliary branch. The auxiliary branch is coupled between the...
8489056 Frequency agile filter using a digital filter and bandstop filtering  
The present invention is a hybrid RF-digital signal processor-based filter for multiband radio architectures, systems capable of spectrum re-farming and software defined radios It performs...
8483642 Saw-less receiver with offset RF frequency translated BPF  
A SAW-less receiver includes a front end module (FEM) interface module, an RF to IF section, and an IF to baseband section. The RF to IF section includes a frequency translated bandpass filter...
8478223 Methods and apparatus for receiving radio frequency signals  
Radio frequency signals having a plurality of frequency ranges are received and coupled to a plurality of transmission lines, each of the plurality of transmission lines being formed in a...
8428539 Spread spectrum isolator  
An apparatus comprising a functional circuitry on a first die. Said function circuitry configured to drive an RF voltage isolation link with an RF signal responsive to receipt of a logic signal at...
8422981 Multi-band low noise amplifier and multi-band radio frequency receiver including the same  
An integrated circuit (IC) includes multiple circuits isolated with respect to one another. Each circuit of the multiple circuits includes an inductor pair formed in a loop pattern on a same layer...
8415777 Integrated circuit with millimeter wave and inductive coupling and methods for use therewith  
A circuit includes a plurality of integrated circuits or dies having corresponding circuits, the plurality of integrated circuits or dies include a first plurality of integrated circuits or dies...
8385871 Frequency agile filter using a digital filter and bandstop filtering  
The present invention is a hybrid RF-digital signal processor-based filter for multiband radio architectures systems capable of spectrum re-farming and software defined radios. It performs...
8374566 Integrated wideband RF tracking filter for RF front end with parallel band switched tuned amplifiers  
A wideband RF tracking filter having a set of parallel tuned resonator amplifier stages with a de-Q resistor for each subband is disclosed. The resonant amplifier contains programmable tuned LC...
8373436 Adaptive termination  
An apparatus for consolidated data services comprising a plurality of devices, a plurality of data services and a content application programming interface (API). A user API provides user...
8358989 Wireless communication apparatus having automatic antenna tuning function  
A matching circuit, connected to a receiving antenna and to the input of a receiving circuit, incorporates a variable capacitor that is adjustable for tuning the resonance frequency of the antenna...
8355688 Method and system for frequency selection using microstrip transceivers for high-speed applications  
Aspects of a method and system for frequency selection using microstrip transceivers for high-speed applications may include determining an operating frequency for operating one or both of a...
8351884 Diversity reception in radio receiver  
A method, apparatus, and computer program for controlling diversity reception in a radio receiver are provided. The radio receiver is configured to either activate or disable the diversity...
8351855 Proximity coupling without Ohmic contact and applications thereof  
Disclosed herein are systems, apparatuses, and methods for providing a proximity coupling without Ohmic contact. Such a system includes a plurality of wireless-enabled components (WECs) that are...
8346198 Low noise amplifier for a radio receiver  
In one embodiment, the present invention includes an amplifier having a transistor stage coupled between a supply voltage and a bias current. The transistor stage has an input to receive a radio...
8270907 Method and system for matching an integrated FM system to an antenna utilizing on-chip measurement of reflected signals  
Aspects of a method and system for matching an integrated system to an antenna utilizing on-chip measurement of reflected signals are provided. In a chip comprising at least a portion of a...
8242841 Receiver having multi-stage low noise amplifier  
A receiver having multi-stage low noise amplifier are provided. In this regard, a representative receiver, among others, includes at least one antenna and a filter that receives and filters...
8200168 Programmable antenna assembly and applications thereof  
A programmable antenna assembly includes a configurable antenna structure, a configurable antenna interface, and a control module. The configurable antenna structure includes a plurality of...
8195119 Switchable input pair operational amplifiers  
Techniques for designing a switchable amplifier are described. In one aspect, a switchable amplifier including a core amplifier circuit configured to selectively enable one or more parallel input...
8185062 Configurable antenna assembly  
A configurable antenna assembly includes an antenna structure and a configurable antenna interface. The antenna structure is operable, in a first mode, to provide a first antenna structure and a...
8170519 System and method for radio signal reconstruction using signal processor  
A waveform reconstruction circuit receives an rf signal from an antenna, digitizes it, and then generates an undistorted reconstructed waveform. The reconstructed waveform can then be...
8160531 Receiving device for adjusting energy of a received signal sent over a transmission line  
A receiving device is provided capable of avoiding reception of unnecessary energy when a signal waveform actually changes on a receiving side. An impedance control circuit includes a sensing unit...
8160275 Apparatus and method for an integrated, multi-mode, multi-band, and multi-stage power amplifier  
An apparatus and method for amplifying a transmission signals in multiple modes and multiple bands. The apparatus includes a tunable power amplifying module adapted to receive a plurality of...
8150355 Radio receiver  
There is provided a method that comprises identifying a parasitic signal transfer in a filter using a signal-directed graph; and adding compensation paths to the filter to reduce or eliminate the...
8131226 Multi-band-high-frequency circuit, multi-band high-frequency circuit component and multi-band communication apparatus using same  
A high-frequency circuit comprising a high-frequency switch circuit for switching the three-way connection of an antenna to a transmitting circuit for the first communications system, a receiving...
8120419 Apparatus for type-A demodulation and integrated circuit card including the same  
A type-A demodulator comprising a first rectifier configured to rectify a radio frequency (RF) signal received through an antenna and output a first voltage, a second rectifier configured to...
8121574 Loop-type directional coupler  
A loop directional coupler having a first waveguide, particularly a hollow, planar, or a coaxial conductor in the form of a half loop antenna having first and second antenna branches for the...
8116714 Use of powerlines for transmission of high frequency signals  
Communication is provided which includes receiving a transmitted radio signal at a powerline wherein the powerline functions as a receiving antenna for the wirelessly transmitted radio signal. The...
8073417 Method and system for a transformer-based high performance cross-coupled low noise amplifier  
Aspects of a method and system for a transformer-based high performance cross-coupled low noise amplifier may include one or more circuits that integrate within a single chip, a balun with a...
8045942 System and method for radio signal reconstruction using signal processor  
A waveform reconstruction circuit receives an rf signal from an antenna, digitizes it, and then generates an undistorted reconstructed waveform. The reconstructed waveform can then be...
8032101 Electronic apparatus, dispersion adjustment method of IC internal component section of electronic apparatus and IC  
An electronic apparatus includes: a first integrated circuit including an internal component section capable of being adjusted with adjustment data, a nonvolatile memory in which beforehand...
8019307 Method and related electronic device for adjustment of a radio frequency circuit by impedance loading features  
A method for adjustment of a radio-frequency circuit by impedance loading features includes designing a plurality of test fixtures each corresponding to an impedance loading area according to a...
8019306 Amplifier and communication apparatus  
A wide-band amplifier includes a band-pass filter made of an LC parallel resonant circuit and an LCR series resonant circuit. Both the LC parallel resonant circuit and the LCR series resonant...

Matches 1 - 50 out of 241 1 2 3 4 5 >