Matches 1 - 33 out of 33


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US20130165058 RF Transmitter Having Broadband Impedance Matching for Multi-Band Application Support  
Systems and methods are provided for a broadband, closed-loop RF transmitter for multi-band applications that employs a single RE path to service multiple bands of operation. Embodiments of the...
US20050272400 Method and system for analog and digital RF receiver interface  
In a wireless device, a method and system for a baseband receiver interface including analog and digital components are provided. An analog or a digital interface may be selected for a I/Q data...
US20130017799 PATIENT LEAKAGE CURRENT LIMITATION  
A baseband receiver, consisting of a receiver input port, configured to receive a baseband signal generated in response to electrical activity in tissue of a human patient. The receiver includes a...
US20100329378 MULTIPLE ANTENNA SPATIAL MULTIPLEXING OPTIMAL DETECTION  
MIMO detection is described that reduces the complexity of computations for finding the soft bit output. The detection process includes QR factorization splitting the distance calculations into...
US20050037724 Cancellation system and method for a wireless positioning system  
A cancellation system may utilize a system architecture that delays the received signals and cancels less than all the received signals from the delayed version of the received signals. An...
US20110034142 DETECTION OF TRANSIENT SIGNALS IN DOPPLER SPECTRA  
Signal processing is used to detect transient signals in the presence of noise. Two embodiments are disclosed. In both embodiments, the time series from a remote sensor is broken into a number of...
US20100029240 RECEIVING SYSTEMS AND METHODS FOR AUDIO PROCESSING  
A receiving system for audio processing includes a first demodulation unit and a second demodulation unit. The first demodulation unit is utilized for receiving an audio signal and generating a...
US20070293179 Analog/digital broadcast signal receiver  
A comparator for comparing an AFC output an analog demodulation circuit with a predetermined reference voltage Vref, an OR gate to which two inputs including an output of the comparator and a...
US20120003951 END OF MODULATION DETECTION  
A method for detecting an end of modulation in a backscattered radio frequency signal according to one embodiment includes generating a fast average of a magnitude or power of an incoming signal;...
US20080026717 Bandpass-sampling delta-sigma communication receiver  
A bandpass-sampling analog-to-digital demodulator (BS-ADD) is provided. A radio frequency (RF) signal is received by a junction summer, which subtracts a feedback signal from the RF signal to...
US20070072572 Radio frequency signal receiver for controlling bias current and method for controlling bias current  
A radio frequency (RF) signal receiver for controlling a bias current and a method for controlling a bias current are provided. The RF signal receiver includes an antenna which receives an RF...
US20060111073 Demodulator of frequency modulated signals, and demodulating method of frequency modulated signals  
To present a demodulator of frequency modulated signals and a demodulating method of frequency modulated signals capable of demodulating frequency modulated signals having frequency deviation...
US20120094625 DETECTING UNAUTHORISED RADIO COMMUNICATIONS DEVICES  
A method for detecting unauthorised radio communications devices, the method including the steps of filtering received radio frequency signals into desired signals having a frequency band...
US20070254617 Method and device for power management  
This demodulator for signals transmitted by bursts of data packets and the corresponding method comprise receiving from a separate processor identifiers of bursts to be processed, filtering the...
US20080299937 Sampling Filter  
The present invention aims at providing a sampling filter capable of changing a filtering characteristic without use of a complicate waveform as a control signal. A sampling filter 100 has a...
US20140155015 Printed Circuit Board and Server Using the Same  
A printed circuit board (PCB) includes multiple receiving components and a sending component. Each receiving component includes a receiving unit and a first control unit. The receiving unit...
US20070111691 Signal conditioning circuit, especially for a receiver arrangement for mobile radio  
The invention discloses a signal conditioning circuit having a vector demodulator for breaking down a signal applied to the input into a first component and a second component. The outputs of the...
US20110281543 SYSTEM AND METHOD FOR COMBINED HOME NETWORK COMMUNICATIONS AND BROADCAST RECEPTION IN A SETTOP BOX  
A method and apparatus for demodulating different type of signals having at least a portion of overlapping frequency ranges is provided. The method and apparatus receives at least one a broadcast...
US20130203367 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...
US20070032217 Data signal system  
A demodulation system for Radio Data System (RDS) signals in a receiver includes a quadrature mixer (303) configured to convert a RDS signal at an input frequency directly to a base band RDS...
US20090098848 MODULATED IF RECEIVER AND METHOD  
A modulated intermediate frequency receiver is shown having a low noise amplifier for receiving a radio frequency signal and a modulation source for generating a modulation signal. A local...
US20120178399 INTERACTIVE SYSTEM  
An interactive system is provided. The interactive system includes a handheld device and an insertion device. An interactive application program is embedded into the handheld device. The insertion...
US20120028596 WIRELESS COMMUNICATION APPARATUS CAPABLE OF RAPIDLY CHANGING DIRECTIONAL PATTERNS OF MULTIPLE STEERABLE ANTENNA APPARATUSES  
A directional pattern table memory stores combined directional pattern groups in each of which combined directional patterns are ordered by different predetermined priority according to a...
US20130273872 FREQUENCY AGILE DIGITAL RADIO RECEIVER  
In a digital receiver, an ADC converts an analog RF signal to a digital RF signal at a sample rate of fADC, which is converted into M parallel streams of RF samples. Each stream has a sampling...
US20120208483 RADIO APPARATUS  
A radio apparatus includes an antenna; an amplifier that amplifies a radio signal, received via the antenna; a first mixer that frequency converts the amplified radio signal to generate a first...
US20120108191 Controlling Power Consumption In A Radio Tuner  
According to one aspect of the present invention, a controller is coupled to at least first and second signal processors (at least one of which includes analog demodulation circuitry and another...
US20100130158 Low-Cost Receiver Using Tracking Filter  
A receiver (400) includes a tracking bandpass filter (420) and a signal processing circuit (430-480). The tracking bandpass filter (420) has a first input for receiving a radio frequency (RF)...
US20160352371 DETECTION APPARATUS, RECEIVING APPARATUS, AND DETECTION METHOD  
A detection apparatus according to an embodiment includes an acquisition unit, a calculation unit, and a detection unit. The acquisition unit acquires, via an antenna positioned on a movable body,...
US20160149736 SIGNAL DEMODULATION APPARATUS AND SIGNAL DEMODULATION METHOD  
A signal demodulation apparatus includes: a clock generation device arranged to generate a clock signal according to an inputting modulation signal; and a demodulation device arranged to...
US20140011449 DATA RECEPTION APPARATUS AND METHOD, DATA TRANSMISSION APPARATUS, AND DATA COMMUNICATION SYSTEM  
A data reception apparatus configured to discharge, prior to receiving data from an energy receiving apparatus, energy stored in a source resonator during a mutual resonance between the source...
US20120184226 DATA PROCESSING TERMINAL SYSTEM AND TRANSMITTING AND RECEIVING METHOD USING THE SAME  
An information processing terminal system includes an information processing terminal; and a transmitting and receiving unit which is attached to the information processing terminal. The...
US20110111721 Semiconductor Device and Driving Method Thereof  
The invention provides a semiconductor device with high yield by reducing an effect of variations in characteristics of a semiconductor element. Further, by reducing an effect of variations in...
US20110045793 Method circuit and system for receiving and processing multi-frames  
Disclosed is a receiver containing a receive chain, a shared buffer, a decoder circuit, and an output interface. The receive chain may be adapted to receive and demodulate a data frame bearing...

Matches 1 - 33 out of 33