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Match Document Document Title
9008599 Method and apparatus for listening to radio in portable terminal  
A method of listening to radio broadcast in a portable terminal includes reproducing radio broadcasts on a frequency selected by a user; determining a change in a value of a received signal...
8948715 Radio receiver with adaptive tuner  
A mobile radio receiver for a vehicle. The mobile radio receiver includes a tuner front-end section, a location data port, a sensor port, and a data processing unit. The location data port is used...
8634501 Carrier selection for multiple antennas  
A method and apparatus is disclosed to process a received single stream communication signal and/or a multiple stream communication. A communications receiver is configured to receive the received...
8570446 Method and apparatus for processing a signal with a coarsely positioned IF frequency  
Various embodiments are described herein for a universal television receiver that is capable of processing television channel signals broadcast according to a variety of analog and digital...
8538361 TV tuner and the manufacturing method thereof  
A TV tuner includes an Ultra High Frequency (UHF)/Very High Frequency (VHF) tracking filter, an UHF/VHF matching circuit and a single conversion Tuner IC. The UHF/VHF tracking filter includes a...
8521111 TV tuner and the manufacturing method thereof  
A TV tuner includes an Ultra High Frequency (UHF)/Very High Frequency (VHF) tracking filter, an UHF/VHF matching circuit and a single conversion Tuner IC. The UHF/VHF tracking filter includes a...
8463206 System and method for preserving input impedance of a current-mode circuit  
In accordance with some embodiments of the present disclosure, a circuit comprises an input node configured to receive a current-mode input signal and an input stage that includes an input device...
8428531 Radio wave receiver  
A radio wave receiver including an antenna for receiving a radio wave; a tuning unit that can discretely changing a frequency characteristic of the antenna; an oscillation generator that can...
8306491 Controlling fine frequency changes in an oscillator  
In one embodiment, the present invention includes a method for determining if a frequency control instruction would cause a first capacitor bank to reach a limit and adjusting the first capacitor...
8306492 TV tuner and the manufacturing method thereof  
A TV tuner includes an Ultra High Frequency (UHF)/Very High Frequency (VHF) tracking filter, an UHF/VHF matching circuit and a single conversion Tuner IC. The UHF/VHF tracking filter includes a...
8260218 Mixer circuit and RF transmitter using such mixer circuit  
Described herein are techniques for providing a mixer circuit having a mixer core. The mixer circuit includes a variable current block that is arranged to feed the mixer core with an amplified...
8229380 Radio wave receiving apparatus  
A radio wave receiving apparatus includes: an antenna to receive a radio wave; a tuning member to allow a reception frequency of the antenna to be tuned to an intended frequency, in which tuning...
8150349 Apparatus and method for audio conversion  
An apparatus and method for audio conversion is provided to upgrade the resolution of transmission frequency of an FM (frequency modulation) transmitter and reduce the size of the FM transmitter...
8131237 Radio wave receiving apparatus  
Disclosed is a radio wave receiving apparatus including: an antenna to receive a radio wave; a tuning member to allow a reception frequency of the antenna to be tuned to an intended frequency, in...
8090333 Receiving apparatus, receiving method, and program  
A receiving apparatus includes: a demodulating unit which demodulates an IF signal obtained by subjecting a received RF signal to frequency conversion; a detecting unit which detects a carrier...
8059731 Base station, mobile station and method  
A base station performs communication of an orthogonal frequency division multiplexing (OFDM) scheme with a mobile station by using any one of equal to or greater than two frequency bands. The...
7904040 Receiver architectures utilizing coarse analog tuning and associated methods  
Receiver architectures and associated methods are disclosed that provide initial analog coarse tuning of desired channels within a received signal spectrum, such as a set-top box signal spectrum...
7884886 Integrated channel filter and method of operation  
A system includes a filter and a tuner formed on an integrated circuit. The filter receives an input signal comprising a first number of channels and communicates an intermediate output signal...
7831229 FM receiver with digitally controlled antenna tuning circuitry  
An FM receiver including an FM antenna that receives continuous wavelength signals, where the FM receiver is coupled to the FM antenna and operable to alter a center frequency of a gain profile of...
7805118 Satellite receiving method and system  
A satellite receiving system (200, 300) and a method for adjusting a satellite receiving system include an input (113); a first oscillator (106) with theoretical frequency (FOSC1) and real...
7756500 Active inductor circuits for filtering in a cable tuner circuit  
An integrated front-end filter for a tuner provides an array of from several to a multitude of passbands, each for passing at least one but less than all channels designated in a band of...
7660339 Apparatus and method for estimating and correcting frequency offset in MB-OFDM UWB system using time frequency hopping  
Provided are an apparatus and method for estimating and correcting a frequency offset in a multiband-Orthogonal Frequency Division Multiplexing Ultra-Wideband system using a time frequency...
7587184 Controlling fine frequency changes in an oscillator  
In one embodiment, the present invention includes a method for determining if a frequency control instruction would cause a first capacitor bank to reach a limit and adjusting the first capacitor...
7558546 Selectable high-side/low-side mix for high intermediate frequency (IF) receivers  
A method in which one of a high-side mix mode and a low-side mix mode is selected in response to an interference characteristic of a desired channel of a radio frequency (RF) input signal is...
7493095 PMA RX in coarse loop for high speed sampling  
A device and a method for processing high data rate serial data includes circuitry for recovering a clock based on the high data rate input data stream. A transceiver includes a coarse loop of a...
7366486 System and method for coarse/fine PLL adjustment  
An integrated receiver with channel selection and image rejection substantially implemented on a single CMOS integrated circuit is described. A receiver front end provides programable attenuation...
7359687 System and method for obtaining comprehensive vehicle radio listener statistics  
A system, apparatus, method and computer program product to obtain comprehensive vehicle radio listener statistics based on parameters such as radio status (e.g., on/off status and CD/Tape/AM/FM...
7340230 Receiver architectures utilizing coarse analog tuning and associated methods  
Receiver architectures and associated methods are disclosed that provide initial analog coarse tuning of desired channels within a received signal spectrum, such as a set-top box signal spectrum...
7295822 Radio wave receiver, radio-controlled timepiece and tuning capacitance setting method  
A radio wave receiver for receiving radio waves having a predetermined frequency, the receiver comprises an antenna, an variable capacitor connected to the antenna, a memory, and a controller...
7286804 Receiver digital-analog converter and tuning circuit  
An object of the present invention is to provide a receiver, a digital-analog converter and a tuning circuit in which temperature compensating components can be formed on a semiconductor substrate...
7224951 PMA RX in coarse loop for high speed sampling  
A device and a method for processing high data rate serial data includes circuitry for recovering a clock based on the high data rate input data stream. A transceiver includes a coarse loop of a...
7184724 System and method for frequency translation using an image reject mixer  
Frequency translation, such as frequency up conversion of a video baseband or intermediate frequency to a desired frequency division broadcast channel, is provided utilizing a single sideband or...
7177640 Method of scanning channel of digital television  
A method of scanning channels in a digital television including (a) setting a starting frequency; (b) searching for a first available digital channel by searching a search frequency that is the...
7167694 Integrated multi-tuner satellite receiver architecture and associated method  
Multi-tuner receiver architectures and associated methods are disclosed that provide initial analog coarse tuning of desired channels within a received signal spectrum, such as transponder...
7076221 Digital automatic fine tuning method and apparatus  
Disclosed herein is a digital automatic fine tuning method and apparatus, which is capable of detecting a difference between a nominal frequency and an intermediate frequency generated in a tuner...
7068329 Method and system for providing a video signal  
In accordance with the specific embodiment of the present invention, a tuner alternates between receiving a first video signal and a second video signal, such that every other frame of a specific...
6980775 Automatic frequency control (AFC) system and method using an adaptive threshold to improve accuracy of the direct current (DC) component calculation for a received signal  
A radio device requires a tunable transceiver such that the transceiver can be accurately set to a desired frequency. When a signal with known frequency accuracy is being received, an offset...
6952565 Communication terminal, automobile communication terminal, and automobile  
The present invention provides a communication terminal that enables precise communications with optimum receive sensitivity at any time regardless of any change in peripheral environments of an...
6925290 Radio receiver  
A radio receiver embodying the present invention comprises, a front-end circuit for selecting a broadcasting wave of a certain frequency from broadcasting waves received, a memory for storing a...
6925291 Electronic alignment system for a television signal tuner  
An electronic alignment system for a television signal tuner utilizes first and second controllers for generating respective first and second control signals for respective first and second signal...
6898420 Method and apparatus for avoiding spurious signal receiver desensitizing  
An apparatus and method for eliminating interference caused by spurious signals in communication signals communicated via a communication device on any one of a plurality of different channels,...
6889175 Tunable filter device for spatial positioning systems  
A device for spatial positioning systems includes a programmable measurement filter that is dynamically tuned by the device signal processing unit. The signal processing unit analyzes available...
6882691 Fine-frequency offset estimation  
Orthogonal frequency division multiplexing (OFDM) receiver embodiments of the invention demodulate quadrature amplitude modulated (QAM) signals transmitted in the five GHz frequency band and...
6862437 Dual band tuning  
A dual band RF tuning circuit (1) has a first impedance element (4) and a second impedance element (5) between an RF input port (2) and an RF output port (3), tuning being provided by the...
6834183 VCO gain tracking for modulation gain setting calibration  
Voltage controlled oscillator (VCO) gain tracking is used for programming modulation gain settings to minimize modulation distortion in a phase locked loop of a mobile station (10). A synthesizer...
6738612 Image trap filter  
An image trap filter used in a radio frequency receiver for filtering an image signal from a radio frequency signal. The image trap filter includes an inductor and a capacitor connected in series...
6697128 Video frequency response  
For optimum videotex data coding, for error-free functioning of so-called descramblers and—not least—for the impression of improved detail resolution on the screen of a television set of displayed...
6591091 System and method for coarse/fine PLL adjustment  
An integrated receiver with channel selection and image rejection substantially implemented on a single CMOS integrated circuit is described. A receiver front end provides programable attenuation...
6571088 Automatic frequency control circuit  
In an AFC ((Automatic Frequency Control) circuit, a frequency offset estimating circuit (11) produces a lock signal (102) if a calculated frequency error becomes smaller than a predetermined...
6538704 NTSC tuner to improve ATSC channel acquisition and reception  
Reduction in the time required for an Advanced Television Standards Committee (ATSC) digital television tuner to equalize, converge, and acquire a digital television signal suitable for viewing,...

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