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Match Document Document Title
9042816 Methods and apparatus for improving NFC coil tuning based on proximity to a remote NFC device  
Aspects disclosed herein relate to improving tuning of a NFC coil for operation in one or more modes based on a distance between a NFC device and a remote NFC device. In one example, a NFC device...
9036759 Method and apparatus for performing synchronization between devices  
A method performed by a device for performing synchronization between devices for a Device-to-Device (D2D) communication is provided. The method includes setting, according to a process of the...
9026050 Communication circuit  
In a communication circuit, an RFIC includes an IO terminal and a control IC includes an IO terminal. A variable capacitance element includes control terminals, a capacitance element with a...
8976302 Radio frequency front end for television band receiver and spectrum sensor  
A radio frequency front end for a television band receiver and spectrum sensor includes a low noise amplifier that amplifies a received signal output of a radio frequency antenna connected to the...
8892062 Closed-loop efficiency modulation for use in network powered applications  
Methods for reducing power dissipation from an input power source in a telecommunications system are disclosed. In one embodiment the method includes: utilizing a first I2C device to monitor an...
8861641 Wireless communication device and wireless communication method  
A wireless communication device includes a mixer that multiplies quadrature-modulated transmission data by a local oscillation frequency signal and outputs a high-frequency signal; a distributor...
8837635 Controlling a transmit path based on monitored error vector magnitude (EVM) performance  
Embodiments provide systems and methods to dynamically control a radio frequency (RF) transmitter based on monitored error vector magnitude (EVM) performance. Embodiments are enabled by a feedback...
8824986 Multi-channel radiofrequency receiver  
The invention relates to a multichannel radio-frequency receiver (1) for electromagnetic waves, having a radio-frequency analogue section (2) which has an input (3) for an electrical signal of a...
8792937 Computing device with configurable antenna  
A computing device with a configurable antenna. The antenna is configured through a switching circuit operating under software control. Operating characteristics of the antenna are configured...
8781417 Hybrid techniques for antenna retuning utilizing transmit and receive power information  
An embodiment of the present invention provides an apparatus, comprising a transceiver, an antenna tuner connecting said transceiver to an antenna, a power sensor adapted to acquire measurements...
8750811 Method, apparatus and system for phase difference adjustment in transmit diversity  
A method and apparatus for using an antenna selection signal for selecting a transmit diversity parameter, including phase difference and/or power ratio between concurrently transmitting antennas.
8725214 Method of tuning a frequency agile electrically small tactical AM broadcast band antenna system  
A Method of Tuning a Frequency Agile Electrically Small Tactical AM Broadcast Band Antenna System (NC#102174) comprising determining a desired operating frequency for a frequency agile...
8712348 Apparatus and method for controlling a tunable matching network in a wireless network  
An apparatus and method manage impedance values in a radio in a wireless network. The apparatus includes a tunable matching network (TMN) positioned on a path between a transceiver and an antenna....
8706051 Device and method for adjusting loop filter gain in automatic frequency controller  
Provided is a device and a method for adjusting a loop filter gain in an automatic frequency controller, which can allow the automatic frequency controller to operate while maintaining an optimal...
8700108 Mobile wireless communications device with RF shield and related methods  
A mobile wireless communications device may include a housing, an antenna carried by the housing, and a circuit board carried by the housing. The mobile wireless communications device may also...
8666524 Portable music player and transmitter  
A hand-held music player for use in conjunction with radios, including a casing, a receiver socket on the casing through which digital audio data is received, a digital-to-analog audio converter...
8655290 Antenna with built-in filter and electronic device  
An antenna with a built-in filter for use in an electronic device includes: an antenna element; and a circuit board unit connected to the antenna element, wherein the circuit board unit includes:...
8620236 Techniques for improved adaptive impedance matching  
An embodiment of the present invention provides a method for limiting tuning of a matching network having variable reactive elements coupled to a variable load impedance to at least reduce an...
8583183 Transmission and reception parameter control  
A system and method for implementing transmission parameter control at a transmitting station is described. The exemplary system and method comprises querying a transmission parameter control...
8494601 Communication device  
The communication device includes: a first body; a second body; a connecting portion that connects the first body and the second body, so as to be capable of switching between a closed state in...
8494539 Congestion management in radio access networks  
A method for congestion management in a radio access network is provided. The radio network controller maintains available bandwidth information for each of the downstream links towards the base...
8489109 Portable wireless device  
A mobile wireless device enables effective use of space in a case while reducing degradation of antenna gain and maintaining communication quality even if a plurality of antennas having different...
8472904 Antenna with integrated tuning detection elements  
In various embodiments, systems and methods for automatically tuning an antenna to a desired frequency utilize a tuning detection element that sends or receives a signal in accordance with one...
8457569 Hybrid techniques for antenna retuning utilizing transmit and receive power information  
An embodiment of the present invention provides an apparatus, comprising a transceiver, an antenna tuner connecting said transceiver to an antenna, a power sensor adapted to acquire measurements...
8452246 Antenna tuner in combination with modified feedback receiver for improved antenna matching  
Some embodiments of the present disclosure relate to techniques for automatically measuring antenna mismatching conditions for a given mobile phone with a given antenna in a given environment and...
8452299 Allocating code space to base stations  
In addition to other aspects disclosed, a portable base station requests a mobile handset to measure signal strengths associated with a portion of a code space. The portable base station also...
8436693 Filter-tracking and control method  
A method to track and control the resonance frequency of a band-pass filter provides a solution for the sensitivity limitations against temperature and process variations. A phase sensing module...
8412136 Measuring load impedance of an amplifier driving a variable load  
According to an aspect of the present invention, the magnitude and phase angle of looking-in impedance driven by an amplifier are computed in digital domain during normal operation within a module...
8406358 Radio-frequency apparatus with programmable performance and associated methods  
A radio frequency (RF) apparatus has a receiver. The receiver includes a mixer, a clock generator, and a common mode controller. The clock generator couples to the mixer. The common mode...
8369796 Multi-band tunable frequency reconfigurable antennas using higher order resonances  
A wireless device using natural higher order harmonics on multi-band reconfigurable antenna designs where the antenna higher order resonance is used to build a multi-band to multi-band frequency...
8340714 Computing device with configurable antenna  
A computing device with a configurable antenna. The antenna is configured through a switching circuit operating under software control. Operating characteristics of the antenna are configured...
8320850 Power control loop using a tunable antenna matching circuit  
The present disclosure relates to combining tunable antenna matching circuit adjustments and RF power amplifier output power adjustments of a first RF terminal in response to output power...
8306489 Circuit for a loop antenna and method for tuning  
A circuit for a loop antenna having a first antenna terminal and a second antenna terminal with an antenna impedance, and method for tuning an overall impedance that has an antenna impedance of a...
8285228 Signal transmitting circuit and related method  
A signal transmitting circuit includes: a signal generating circuit arranged to generate an output signal to a loading device according to an input signal; an adjusting circuit; and a matching...
8260347 Radio frequency communication devices and methods  
One embodiment relates to a circuit for efficient wireless communication. The circuit includes a communication port adapted to be coupled to an antenna feed. Multiple communication paths stem from...
8233861 Switched impedance synthesis transmit antenna matching system for electrically small antenna radiators  
A system for transmitting a broadband signal over an electrically short antenna which includes a plurality of switched impedance synthesis transmit antenna matching circuits which are dynamically...
8233856 MEMS capacitor circuit and method  
A communications circuit processes a signal in at least one predetermined communications standard such as GSM or UMTS. A switched capacitor impedance matching unit is provided, controlled by...
8219053 Automatic tuning reader  
A system and method of automatically tuning a reading device that remotely monitors RFID tags or transponders. The reading device utilizes the phase signal of an antenna signal wherein the...
8213886 Hybrid techniques for antenna retuning utilizing transmit and receive power information  
An embodiment of the present invention provides an apparatus, comprising a transceiver, an antenna tuner connecting the transceiver to an antenna, a power sensor adapted to acquire measurements...
8204458 Transmitting device and method of tuning the transmitting device  
A transmitting device comprising a transmitter, an antenna and a tuning means comprising a matching network connectable between the transmitter and the antenna, the matching network comprising a...
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...
8195229 Communication devices with gyrating circuits and methods for use therewith  
A device includes a gyrating circuit that generates a motion parameter based on motion of the device. An RF transceiver generates an outbound RF signal from an outbound symbol stream, transmits...
8190109 Dynamic real-time calibration for antenna matching in a radio frequency transmitter system  
Real-time calibration of a tunable matching network that matches the dynamic impedance of an antenna in a radio frequency transmitter system. The radio frequency transmitter system includes two...
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...
8170627 Wireless communications system having reduced noise mode operation capability  
A wireless communication system having a terminal unit operates in a reduced noise state during receipt of a wireless transmission from a control unit. The terminal unit includes terminal...
8145124 Method and apparatus to broadcast content to handheld wireless devices via digital set-top-box receivers  
Delivery of programming from a content provider to one or more hand held devices is effected via a set-top box (STB). The STB receives a transport stream, recognizes and de-multiplexes out a...
8121561 Power tuning system and method for power amplifier  
An automatic power tuning system and method, and a transmitter employing either the system or the method. In one embodiment, the system includes: (1) a power detector circuit coupled to an output...
8099065 Transmitting apparatus and method  
Communication with less noise is to be performed. A voltage value control signal functioning as an instruction to change the voltage value supplied from a voltage converting section to an LFI is...
8073392 Transmitter architecture based on antenna parasitic switching  
The invention is a radio transmitter that includes an antenna having at least one driven element and at least one reflector element. The driven element is electrically coupled to a radio carrier...
8064935 Ubiquitous connectivity and control system for remote locations  
A thermostat control system for monitoring and controlling environmental characteristics of a building includes a base station unit and a remote access unit continuously interfacing through...

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