Matches 1 - 28 out of 28

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US20140323070 AUTOMATIC FM RADIO STATION UPDATE  
A method comprises determining, by a radio, whether a current preferred radio station currently tuned to by a radio is experiencing a faded signal. Based on determining that the current preferred...
US20140357209 MESSAGING DEVICES AND METHODS  
An electronic messaging device includes a receiver configured to receive a message at one of a first operational frequency and second operational frequency. The messaging device can operate using...
US20050255817 Method and device for background monitoring of an audio source  
The present invention relates to a method and mobile electronic device for enabling a user to simultaneously monitor two different audio signals. The mobile electronic device has a first and a...
US20090253393 Diversity tuned mobile set-top box  
Mobile, diversity tuned set-top boxes. The mobile set-top boxes described herein comprise a housing, a demodulator having a plurality of tuning circuits, and an antenna having antenna elements....
US20060171296 Apparatus and method for selecting serving sector in a mobile communication system  
An apparatus and method is provided for determining a serving sector using a signal received from a base station. A received signal strength measurer measures a strength of a pilot signal received...
US20080200137 Program Diversity  
A method for receiving high frequency signals, wherein several receiver antennas receive said signals and transmit the signals of one antenna to a receiver, representing a selectable program...
US20120264385 DYNAMIC ALTERNATIVE FREQUENCY CHANNEL SWITCHING IN WIRELESS TERMINAL  
Provided is a device and method for providing an Alternative Frequency (AF) in a wireless terminal, by which an AF channel service suitable for a user environment can be provided. To this end, the...
US20120071124 WAKE-UP METHOD FOR A MULTI-CHANNEL RECEIVER AND MULTI-CHANNEL WAKE-UP RECEIVER  
A wake-up method for a multi-channel receiver comprises the following steps: checking for activity on every available channel by switching from one channel to the next thereby activating and...
US20140038537 METHOD AND APPARATUS FOR UTILIZING MODULATION BASED AUDIO CORRELATION TECHNIQUE FOR MAINTAINING DYNAMIC FM STATION LIST IN SINGLE TUNER VARIANT AND ASSISTING ALTERNATE FREQUENCY SWITCHING METHODOLOGY IN SINGLE TUNER AND DUAL TUNER VARIANTS  
A method of operating a single-tuner radio includes tuning into a first frequency. A pause in a first signal associated with the first frequency is detected. Tuning is switched from the first...
US20060286949 Frequency sweeping receiver  
A frequency sweeping receiver is provided for locating a target signal having the greatest strength of the signals received by the receiver. The receiver includes circuitry which performs a...
US20120309334 METHOD AND SYSTEM FOR AUTOMATIC FREQUENCY CONTROL OPTIMIZATION  
A method and apparatus for automatic frequency control in a receiver of a wireless device, the method determining a channel estimation for a received signal; calculating a signal to noise ratio...
US20090143035 Method for automatic frequency range and step selection using region signature for a digital AM/FM tuner  
A method of configuring a tuner includes scanning at least one range of radio frequencies, measuring a signal quality metric for each of a plurality of the frequencies, and selecting a set of...
US20100029232 Method for Searching for Signals Among Interference Signals in a Multi-Channel Radio Receiver  
In a method for searching for signals among interference signals in a multi-channel radio receiver, at least two different data signals are transmitted on at least one physical channel of a radio...
US20090253392 Method for the optimization of channel scanning function in a telecommunication network for mobile terminals  
A telecommunications network for mobile terminals, in particular a wireless LAN network, includes a plurality of network access points defining a network coverage area and each one associated with...
US20090311982 FREQUENCY MODULATION (FM) CLEAR CHANNEL SCANNING SYSTEM AND METHOD OF USING SAME  
A scan system receives signals within a band from an antenna and divides the band into sub-bands and scans the channels of each sub-band to determine a candidate channel based on the lowest figure...
US20100240334 Broadcast Receiver and Method for Regulating the Same  
A broadcast receiver includes a tuner circuit and a demodulator circuit. The tuner circuit tunes a radio frequency (RF) signal to output an intermediate frequency (IF) signal. The demodulator...
US20100003915 SYSTEMS AND METHOD FOR FREQUENCY BASED SATELLITE CHANNEL SCANNING  
A satellite signal demodulator is configured to use frequency-based channel scanning to sense the presence of a channel and to obtain the frequency profile of the channel. Once the channel is...
US20080214130 Systems and methods for determining Sensing Thresholds of a Multi-Resolution Spectrum Sensing (MRSS) technique for Cognitive Radio (CR) Systems  
Systems and methods may be provided for threshold determinations for spectrum sensing. The systems and methods may include receiving a false alarm rate, where the false alarm rate is associated...
US20140038536 METHODS AND APPARATUS FOR DETECTING PRESENCE OF A JAMMING SIGNAL  
A communication device performs a method for detecting presence of a jamming signal. The method includes retrieving a scan list comprising multiple radio channels within a first frequency range of...
US20130029621 RADIO RECEIVER APPARATUS  
A radio receiver apparatus calculates all frequencies to be estimated as spurious frequencies in the reception frequency band by performing addition and subtraction operations on frequencies of...
US20080106464 APPARATUS AND METHOD FOR CONTROLLING RADIO FREQUENCY IN PORTABLE COMMUNICATION SYSTEM  
Provided is an apparatus and method for altering a frequency of a radio broadcast. The apparatus includes a communication unit, a memory, a radio frequency management unit, and a controller. The...
US20170026067 METHOD AND APPARATUS FOR SENSING INTER-MODULATION TO IMPROVE RADIO PERFORMANCE IN SINGLE AND DUAL TUNER  
A method of performing alternate frequency switching in a radio includes tuning the radio to a primary frequency. A candidate alternate frequency is identified. It is determined whether the...
US20160099735 METHOD AND APPARATUS FOR SENSING INTER-MODULATION TO IMPROVE RADIO PERFORMANCE IN SINGLE AND DUAL TUNER  
A method of performing alternate frequency switching in a radio includes tuning the radio to a primary frequency. A candidate alternate frequency is identified. It is determined whether the...
US20150357996 RADIO RECEIVING DEVICE AND METHOD FOR SWITCHING FREQUENCIES OF RADIO STATIONS  
A radio receiving device, including a positioning module, a radio receiver, a speaker device, and a control unit, and a method of switching frequencies of radio stations are provided. The...
US20150288470 Radio Broadcast Receiving Apparatus and Broadcast Frequency Detection Method  
In a radio broadcast receiving apparatus and a broadcast frequency detection method, a frequency fm at which a reception strength (an S meter value) that is equal to or greater than a threshold...
US20140302805 Apparatus and Method for Scanning Signals  
Apparatus and method are provided. The solution comprises controlling (202) a receiver to scan for signals transmitted by one or more base stations; determining (204) the strongest signal of the...
US20120122413 RADIO RECEIVER  
A radio receiver receives a broadcast signal and generates an RF signal, generates an IF signal from the RF signal, detects the electric field intensity and the frequency of the IF signal, detects...
US20110111714 METHOD AND SYSTEM FOR FALSE FREQUENCY LOCK FREE AUTONOMOUS SCAN IN A RECEIVER  
Method and system for false lock free autonomous scan in a receiver is disclosed. The method includes identifying a presence of a desired signal to avoid false frequency lock in a Frequency...
Matches 1 - 28 out of 28