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9042820 Mitigating signal offsets in optical receivers  
An optical receiver circuit is disclosed in which a number of electrical signals are processed to extract data encoded therein. The electrical signals may be compared during the process to...
9042833 Infrared and capacitance based sensing for proximity detection  
A proximity detection module determines, using an infrared (IR) sensor of a user device, a distance between an object and the user device. The proximity detection module compares the distance to a...
9025773 Undetectable combining of nonaligned concurrent signals  
The approach shown provides for an efficient implementation of time response, level response and frequency response alignment between two audio sources such as DAB and FM that may be time offset...
9020559 Method and control unit for direct sampling of a plurality of radio bands  
A method for direct sampling of a plurality of radio bands, including a step of receiving a first radio band via a first interface and at least one additional radio band via at least one...
9014639 Methods of using and smartphone event notification utilizing an energizable ophthalmic lens with a smartphone event indicator mechanism  
The present invention provides methods of notifying a user of a smartphone event through use of an energizable ophthalmic lens. In some embodiments, the smartphone may be paired with a specified...
9002295 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...
8995919 Interference management using out-of-band signaling  
In at least one embodiment, a method includes receiving a first transmission from a device, the first transmission transmitted at a first frequency. In response to receiving the first...
8995940 Filtering data in a wireless receiver system  
A technique includes receiving data that is communicated in a frame over a wireless network and processing the data through a filter. A response of the filter is changed during the processing.
8982974 OFDM clock recovery  
Receiver synchronization techniques (RST), contributing more accurate synchronization of receiver clock to OFDM composite frame combined with much faster acquisition time and better stability of...
8983421 Semiconductor device and operating method thereof  
In an organic memory which is included in a radio chip formed from a thin film, data are written to the organic memory by a signal inputted with a wired connection, and the data is read 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...
8977225 Unidirectional sampling mixer  
A unidirectional sampling mixer utilizes a stepped phase modulation to shift the frequency of an input signal. An RF input signal is supplied to an RF input switch from an RF input port. An...
8977216 Limited Q factor tunable front end using tunable circuits and microelectromechanical system (MEMS)  
A wireless device is described. The wireless device includes a tunable front end module. The tunable front end module includes a Tx microelectromechanical system bandpass filter. The tunable front...
8971465 Receiver-side estimation of and compensation for signal impairments  
A receiver receives a repeating or periodic signal and, based on the signal, estimates a carrier frequency offset for the receiver. Based on the signal and the estimated carrier offset, an I/Q...
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...
8953718 Energy-saving receiver assembly for the wireless reception of data  
A receiver assembly for the wireless reception of data that are modulated onto a carrier signal includes an analog receiver, an evaluating device and a control device. The control device controls...
8954026 Electronic device with adjustable filter and associated methods  
An electronic device includes an adjustable filter with a first filter element, and a second filter element coupled to the first filter element. The second filter element includes a field effect...
8954019 Mobile wireless communications device with LNA front end circuit and related methods  
A mobile wireless communications device may include an antenna, LTE RF differential inputs, and a front end circuit. The front end circuit may include band pass filters coupled to the antenna,...
8948048 Method and apparatus for characterizing infrastructure of a cellular network  
A method and apparatus for characterizing an infrastructure of a wireless network are disclosed. For example, the method obtains a first data set from a server log, and obtains a second data set...
8942659 Method for selecting state of a reconfigurable antenna in a communication system via machine learning  
A method for selecting the state of a reconfigurable antenna installed at either the receiver or transmitter of a communication system is provided. The proposed method uses online learning...
8942888 Extensible scheme for operating vehicle head unit as extended interface for mobile device  
In an example, a processing device sends, to a remote network device, a request for an application of a mobile device to utilize a resource of a vehicle head unit, the request including a first...
8934859 System and method for detection of RF signal spoofing  
One embodiment of the invention includes a radio frequency (RF) receiver system. The system includes an antenna configured to receive an RF input signal and an RF signal front-end system...
8934842 Receiver and a method for mobile communications  
In a method and a mobile communications receiver for processing signals from a first cell and a second cell a timing of the signal from the first cell and the second cell is obtained. A timing...
8934520 Radio receiver in a wireless communication system  
A method, receiver and program for processing radio signals to identity an n-ray channel condition. The method comprises: receiving signal samples and estimating a plurality of channel taps from...
8929933 Spectrum allocation for base station  
Embodiments include processes, systems, and devices that allow a white space base station to request available frequency ranges for white space transmission in a local area. A white space finder...
8928400 Semiconductor device having first and second demodulation circuits for wireless communication  
A device receives ASK signals by using an ASK signal receiving circuit that is different from an ASK signal receiving circuit for R/W mode, when an NFC-enabled semiconductor device operates in a...
8918325 Signal processing device for processing stereo signals  
A signal processing device is provided, including a prediction error calculating unit that calculates an error signal between a left signal l(n) and a prediction signal of the left signal l (n)...
8913975 Adaptive stepped gain amplifier system and method  
An adaptive stepped gain amplifier, for example for use in broadband receivers, has a step size which is dynamically compensated (for each received frequency) to cope with step error caused by...
8909161 Transceiver front-end  
A transceiver front-end for a communication device comprises a transmit frequency blocking arrangement and a receive frequency blocking arrangement. The transmit frequency blocking arrangement has...
8909137 Method and apparatus for transmitting/receiving data and control information through an uplink in a wireless communication system  
An apparatus and method are provided for transmitting data and control information in a wireless communication system. The method include determining if the control information is to be...
8903349 Receiver apparatus and method  
A receiver is operated in a first power mode, for example a high power mode, during a first portion of a particular connection state (for example, a RRC_CONNECTED state in LTE when the UE receiver...
8891710 Frequency-domain filtering for channel estimation in communications systems  
A method of channel estimation includes receiving a signal after transmission over a media having a plurality of sub-carriers in a frequency band. The signal is preprocessed including performing a...
8886141 Semiconductor device and adjustment method therefor  
Provided is a semiconductor device that is capable of performing background calibration during a reception operation without adversely affecting reception characteristics. During a reception...
8885453 Enhanced stomp-and-restart with interference suppression  
Enhanced stomp-and-restart techniques are provided. At a plurality of antennas of a wireless communication device, energy is received in a channel in which one or more frames may be transmitted to...
8873660 Diversity control in a wireless communications device  
A method and apparatus controls diversity reception in a wireless communication device. By determining a value based on a number of active set pilot signals received from a set of base stations,...
8867671 Conversion circuit for converting complex analog signal into digital representation  
A conversion circuit (20) for converting a complex analog input signal having an in-phase, I, component and a quadrature-phase, Q, component resulting from frequency down conversion of a...
8867640 Apparatus for transmitting and receiving a signal and method of transmitting and receiving a signal  
According to one embodiment, a method of transmitting a broadcasting signal includes: encoding data; encoding signaling data by an LDPC (Low Density Parity Check) scheme; building a signal frame...
8868007 DC offset cancellation  
Communication processing paths include distortions, such as DC offset in the baseband analog path which needs to be accounted for. The use of a digital-to-analog converter (DAC) to inject a DC...
8862087 Reciprocal mixing noise cancellation in the presence of a modulated blocker  
A method for reciprocal-mixing noise cancellation may include receiving, from a first mixer, a first signal comprising a wanted signal at a first frequency and a modulated signal at a second...
8855250 Wireless communication system with improved automatic gain control  
A wireless communication device is disclosed that includes an automatic gain controller capable of accurately adjusting gain of a received signal. The received signal includes a plurality of...
8849224 AGC low threshold signal level detection  
The invention provides a receiver comprising an input end, an Rx-chain with at least one regulating means and an output end. The receiver further comprises a feedback loop in the Rx-chain, the...
8849228 Receiver capable of reducing local oscillation leakage and in-phase/quadrature-phase (I/Q) mismatch and an adjusting method thereof  
A receiver having a mixer for mixing a radio frequency signal and a local oscillator signal so as to generate a base band signal, a detecting unit for generating from the base band signal a...
8824992 Method and system for wireless local area network (WLAN) phase shifter training  
Aspects of a method and system for wireless local area network (WLAN) phase shifter training are presented. Aspect of the system may enable a receiving station, at which is located a plurality of...
8817861 Complex condition determination unit, transmission device, complex condition determination method  
A complex condition determination unit is provided, having an error-pulse switching determination unit which outputs, as error-pulse determination information, information indicating whether an...
8818338 Service platform for cellular telephony  
A single platform for the provision of multiple services over a cellular telephone network, comprises a generic definition of a cellular service, which is designed to take specific...
8818313 Method and apparatus for auto gain control in radio receiver  
The present invention relates to the field of communication technologies and discloses a method and an apparatus for auto gain control (AGC) in a radio receiver, which can ensure that a radio...
8812641 Processing load with normal or fast operation mode  
A data processing apparatus includes a processing unit for processing data, including receiving data packets from a sender and sending acknowledgements to the sender, the processing unit having a...
8798195 Wireless communication system, base station, terminal and method of generating codebook  
The present disclosure provides a method of generating codebook in a wireless communication system with multiple antenna arrays, as well as a wireless communication system, base station and...
8792844 Electronic circuit arrangement for receiving low frequency electro-magnetic waves with an adjustable attenuator element  
An electronic circuit arrangement for receiving low-frequency electromagnetic waves is proposed, having an inductor (L) acting as an antenna for generating a received signal, having a first...
8792842 Searching receiver  
A method for receiving a designated program is provided. Program designation data is read from a memory. A frequency band having one or more frequencies is scanned with a program monitoring...