Abstract: A mobile terminal and method of controlling a broadcast therein are provided by which a broadcast signal can be received and outputted in a manner of setting a frequency band corresponding to a visited country in case of international roaming of the mobile terminal. A memory may store per-country broadcast relevant information and a controller may search the memory for broadcast relevant information corresponding to a visited country in case of detecting international migration. The controller may set the searched broadcast relevant information when the search for the broadcast relevant information corresponding to the visited country is successful.

Abstract: A broadcast receiver and a method for setting the broadcast receiver, comprising receiving a primary broadcast sent by a broadcast station and retrieving program associated data made available by said broadcast station. The method comprises a first channel, a primary broadcast channel BC, and a second channel, an interaction channel, for retrieving the program associated data (PAD) from the broadcast station, whereby a browser sends an HTTP or a WAP request using an Internet connection. The method comprises retrieving a uniform resource locator of the program associated data (PAD) as station associated data (SAD) from a station associated data site (SADS) the station associated data comprising program associated data relating to the primary broadcast, coverage information and frequency information of included broadcast stations and the broadcast receiver being capable of setting the browser and the broadcast receiver unit by suing this SAD information.

Abstract: A method for wireless communication may include, in an RF chip including transmit and receive functions, performing generating a first signal to enable transmission and/or reception of Bluetooth signals. The first signal may be input to a plurality of direct digital frequency synthesizers (DDFSs). The plurality of DDFSs may be clocked via the generated first signal to enable simultaneous transmission and reception of frequency modulated (FM) signals, and to enable transmission and/or reception of near field communication (NFC) signals. The first signal may be generated via a local oscillator generator (LOGEN) to enable the transmission and/or reception of the Bluetooth signals. The first signal may be generated via a phase locked loop (PLL) to enable the transmission and/or reception of the Bluetooth signals.

Abstract: An apparatus and method for allocating a preamble index to a self configurable base station in a broadband wireless communication system are provided. The apparatus comprises a first selector for selecting a segment IDentifier (ID) to be allocated to a Self Configurable-Base Station (SC-BS) by using a per-segment ID Received Signal Strength Indicator (RSSI) estimated by the SC-BS, a second selector for selecting an ID cell to be allocated to the SC-BS by using geographical location information of surrounding BSs, and a communicator for transmitting a segment ID and the ID cell to the SC-BS.

Abstract: Systems and methods are provided for providing recommended radio stations to a user. In particular, an electronic device can compare media from a locally stored or accessed media library with media items provided as part of radio streams received by the device. The electronic device can identify the radio streams having the most media items overlapping with the local library, and recommend those streams as being most likely to be of interest to the user. The electronic device can further access a remote database of a large number of users' libraries, and receive recommendations based on the media items common to the user's library, other users' libraries, and radio broadcasts. This approach allows the electronic device to provide recommendations without requiring any monitoring of the user's listening habits or receiving preference information from the user.

Abstract: Aspects of a method and system for sharing a single antenna for frequency modulation (FM) transmission or FM reception, and near field communication (NFC) are presented. Aspects of a system may include at least one circuit that enables, via a single antenna, simultaneous transmission of an FM signal and transmission of an NFC signal or reception of an NFC signal.

Abstract: An information providing system is provided. An in-vehicle apparatus is provided in a vehicle. The in-vehicle apparatus receives a broadcasting. An information providing apparatus transmits area information related to a broadcast channel that is receivable in a traveling area of the vehicle to the in-vehicle apparatus. A storage unit stores the area information for each traveling area. A receiving unit receives probe information including a predetermined reference position or a position of the vehicle from the in-vehicle apparatus. A deciding unit decides a reference area set including a plurality of traveling areas which are within a predetermined distance from the reference position included in the received probe information for each vehicle. An accumulating unit accumulates the received probe information. A determining unit determines a traveling record of the vehicle in each traveling area on the basis of the accumulated probe information.

Abstract: A receiver according to the present invention includes a frequency selection unit 11 configured to select a first frequency in which a radio quality is measured, a receiving unit 12 configured to receive a signal at the first frequency transmitted around the receiver, a cell search unit 13 configured to perform cell search to detect the received signal, a broadcast information acquisition unit 14 configured to decode and acquire broadcast information on a path detected, a radio quality estimation unit 15 configured to estimate a radio quality of a second cell which transmitted at a second frequency, on the basis of the information from the cell search unit and the broadcast information acquisition unit, the second cell being overlaid on a first cell which transmitted at the first frequency, and a radio quality data storage unit 16 configured to store the information from the cell search unit 13, the broadcast information acquisition unit 14 and the radio quality estimation unit 15.

Abstract: A broadcast system and a channel setting method therein are provided. The broadcast system includes a channel searching unit for setting a center frequency for at least one broadcasting channel, and a searching frequency of n-th and (n+1)-th channels according to each center frequency, and storing channel information obtained from broadcast information received through the n-th or (n+1)-th channel when a broadcast signal is detected at the searching frequency.

Abstract: A severe weather alarm configured for actuation by the occurrence of a single type of weather phenomena is disclosed. In one embodiment an alarm includes a portable housing; an audio siren configured to actuate upon an occurrence of a predetermined event; a receiver to receive signals and Specific Area Message Encoding (SAME) messages at one or more National Weather Service (NWS) weather radio frequencies; a digital decoder coupled to the receiver and configured to filter out all SAME messages except for a single weather warning message event code and a Required Weekly Test (RWT) code; a processor coupled to the receiver and the digital decoder to control the receiver and decoder and to actuate the audio siren upon the occurrence of the predetermined event; a power source; and a memory for storing signal values, frequencies, message values, and geographical codes.

Abstract: Radio station presets lists can be communicated between a portable media device and an accessory. A radio station presets list can include a listing of radio stations associated with a particular location. The portable media device can determine a current location, select a presets list for the current location (or create a new presets list for the location), and communicate the presets list to the accessory. The portable media device can, periodically or upon request from the accessory, update its location and send a new presets list, if available, to the accessory. After the portable media device and the accessory are disconnected, the accessory can resume using its own presets list.

Abstract: Techniques are provided herein to estimate channel information based a received burst that is comprises of consecutive transmissions. Each transmission comprises a plurality of data subcarriers and a plurality of pilot subcarriers on a radio frequency (RF) channel, wherein locations of the pilot subcarriers in the consecutive transmissions are different. Channel information at the pilot subcarriers is computed for each transmission in the burst. A time variation parameter and a frequency variation parameter of the channel for the burst are computed using the channel information at the pilot subcarriers for the transmissions in the burst. Channel information for at least one data subcarrier of a transmission in the burst is computed by interpolation and/or extrapolation of the channel information at the pilot subcarriers using the time variation parameter and the frequency variation parameter.

Abstract: A mobile terminal including a wireless communication unit configured to scan for available frequency bands, and a controller configured to assign a frequency band identification information to each available frequency band and to assign channel identification information to each channel included in a corresponding available frequency band.

Abstract: A method of socially-based station navigation can include receiving station selection information from each of a plurality of mobile nodes within a mobile ad-hoc network, wherein station selection information comprises, for each mobile node, a station to which the mobile node is tuned. The method can include identifying each station from the received station selection information for each mobile node and determining a measure of popularity for each station according to a number of mobile nodes, from the plurality of mobile nodes, tuned to the station. A list specifying at least one of the stations and the measure of popularity of each station on the list can be output.

Abstract: A broadcast receiver includes a broadcast receiving unit that receives a broadcast signal; a general broadcast channel storing unit that stores general broadcast channel information, which is receivable in an area by the receiving unit in advance; a position detecting unit that detects a current position; a matching determination unit that compares the receivable channel received by the receiving unit with the general broadcast channel information of the area corresponding to the current position detected by the detecting unit that is read out from the general broadcast channel storing unit, and then determines whether or not the receivable channel matches the general broadcast channel information; a separation display unit that displays the receivable channel that does not match the general broadcast channel information as a local broadcast channel, and displays the location broadcast channel separately from the receivable channel.

Abstract: 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 frequency to a second frequency during the pause. Fieldstrength, multipath, adjacent channel energy, frequency offset and FM modulation for the second frequency are measured. Tuning is switched from the second frequency to the first frequency. Tuning is switched from the first frequency to the second frequency dependent upon the measuring step.

Abstract: Techniques for recommending over-the-air radio stations and other streaming media to a user are described herein.

Abstract: A method for performing quick short message functions for a mobile phone is disclosed. The method includes reading short messages from a subscriber identify module card and a memory system of the mobile phone, copying the short messages into a short message status table, if the mobile phone has been started up for the first time, and saving the short message status table into the memory system. The method further includes obtaining the short message status table stored in the memory system if the mobile phone is powered on hereafter, and monitoring the mobile phone to determine if status of the short messages has been changed. The method further includes updating the short message status table and saving the updated short message status table into the memory system, if status of the short messages has been changed.

Abstract: The invention discloses a method for determining a region where a broadcasting receiver is located by detecting the signal strength of a plurality of channels. When a user takes the broadcasting receiver from region A to region B, the broadcasting receiver provides a list of regions including region B when the broadcasting receiver is turned on. When the user chooses to change the current region to region B, and after the channel scan is performed, the user can effortlessly view the broadcast programs of region B.

Abstract: The present invention aims to provide a user selection method which can provide a large, multiuser diversity effect with a small amount of calculation in multiuser MIMO systems, the method being a user selection method for multiuser MIMO communication, in which an orthogonal coefficient is calculated using a received SINR from a projection channel vector by using GS orthogonalization, and using the orthogonal coefficient, a correction SINR is calculated, and using this correction SINR, user selection is performed, and for a next user selection, the projection channel vector is updated, and the above processes are applied to all users.

Abstract: A method provides controlling operation of a memory device. The method includes receiving activity information relating to at least one electromagnetic field external to the memory device. The method further includes controlling storing data to and reading from the memory device based on the activity information. A memory device and a communication device are configured to execute the method.

Abstract: A network includes a service provider, a plurality of transmitters and a receiving device. The receiving device identifies the frequencies at which broadcast services are provided by a transmitter local to the receiving device. A search is carried out until a signal is received by the receiving device (S4.1). Then, the receiving device looks-up the transmitter (step S4.2). This involves searching the table 29 and identifying the row 30 that includes data corresponding to the frequency of the found signal. Optionally, it is determined whether or not there is only one candidate transmitter (step S4.3), by determining how many rows 30 in the table 29 include data corresponding to the frequency of the found signal. If there is more than one row, then the transmitter is disambiguated (step S4.4.).

Abstract: A device for displaying a broadcasting channel set individually by users and a method thereof are disclosed. The method includes entering a broadcasting reception mode, extracting a facial image from an image input through a camera, searching for an image corresponding to the extracted facial image from at least one image stored in a memory unit, and displaying a broadcasting channel corresponding to the extracted facial image.

Abstract: Methods and systems for wireless communication are disclosed and may comprise generating a first signal to enable transmission and/or reception of Bluetooth signals, and clocking direct digital frequency synthesizers (DDFSs) via the first signal to enable simultaneous transmission and reception of FM and NFC signals. The first signal may be generated via a Bluetooth LOGEN or PLL, and may comprise in-phase and quadrature components. The frequency of the first signal may be within the range of 2.4 GHz to 2.483 GHz, or mixed to result in a frequency within the same range. Control word inputs may be generated to control the DDFSs, and may be adjusted to compensate for changes in frequency of the first signal. Simultaneous NFC transmission and reception may be simulated by switching the control word inputs between a plurality of values in successive time intervals to perform time division duplexing, and may occur at different frequencies.

Abstract: An apparatus and method for cooperative maximal ratio transmission in a BWA communication system are provided, in which a BS transmits a signal directed to a user terminal to an RS in a first time slot, the RS transmits the signal received from the BS to the user terminal in a second time slot, and the user terminal receives the signal from the RS.

Abstract: A broadcast receiver which can receive broadcast by directly selecting a discretionary broadcast station from all the receivable broadcast stations. The broadcast receiver is provided with a broadcast receiving section having broadcast station searching means for searching a carrier frequency of the receivable broadcast station. The receivable carrier frequencies searched by the broadcast station searching means are displayed as a list of broadcast station information on a display section, a specification from the list of broadcast station information displayed on the display section is accepted by operation of an operating section, and broadcast of the carrier frequency corresponding to the accepted specification is permitted to be received by the broadcast receiving section.

Abstract: Certain aspects of a method and system for simultaneous FM transmission and FM reception using a shared antenna and a direct digital frequency synthesizer (DDFS) may be disclosed. In a FM transceiver that receives FM signals at a frequency f1 and transmits FM signals at a frequency f2, aspects of the method may include generating via a DDFS, a signal corresponding to a difference between f1 and f2 to enable simultaneous transmission and reception of FM signals via shared antenna.

Abstract: A method and an apparatus for wireless communication between a receiver and a transmitter in a cellular system are provided. The method comprises associating a channel of known structure at the transmitter with the transmission of a first control channel to indicate a variable structure of the first control channel to the receiver.

Abstract: Aspects of a method and system for simultaneous transmission and reception of FM signals utilizing a DDFS clocked by an RFID PLL are provided. In this regard, a plurality of signals utilized to transmit or receive FM communication may be generated by clocking a plurality of DDFSs via a signal generated to enable RFID communication. The DDFSs may be controlled via one or more control words, which may be generated by a processor. In this regard, the control words may determine a frequency and/or phase of the signals output by the DDFSs. The control words may be adjusted to maintain a constant phase and/or frequency at the DDFS outputs in spite of changes to the signal clocking the DDFS. Accordingly, signals of two or more frequencies may be generated by the DDFSs to allow simultaneous transmission and reception of FM signals.

Abstract: A method and system for monitoring broadcast programs from the beginning of the programs is provided. The system includes a tuner configured to receive and decode broadcast signals and provide programming as an output. The system also includes a buffer coupled to the tuner that stores programming from the tuner and provides buffered programming as an output delayed in time from the programming provided by the tuner. The system further includes processing circuitry coupled to the tuner and buffer that determines if the tuner is selected as a source for programming, and if a program is in progress when the tuner is selected. The processing circuitry provides the tuner programming as an output of the system if a program is not in progress when the tuner is selected, and provides the buffered programming as an output of the system if a program is in progress when the tuner is selected.

Abstract: A method and system is presented for coordinating the transmission of supplemental digital data to accompany broadcast data, and in particular, analog radio broadcasts, among a plurality of broadcasters. The supplemental digital data may provide information about the particular broadcast data being transmitted (i.e. cut data) or may be supplemental to such data (i.e. news, weather and traffic data). The supplemental digital data to be presented is sorted based on particular algorithms which may take into account broadcaster-specified criteria such as target audience, time of day, type of broadcast data presented, and the like. The supplemental digital data may be audio data, visual data, or audio-visual data for presentation with the broadcast data. The supplemental digital data may further be advertisement data. The advertisement data may be sold by the broadcasters or the party coordinating the IBOC transmission of the supplemental digital data.

Abstract: A system and a method for providing an additional audio content at the input of the car radio (or other radio receiver) by tracking the available channels. The invention provides an invasive and non-invasive way of adding dominant audio content source to the existing car audio systems.

Abstract: The present invention provides an apparatus for listening to music on the internet. The apparatus includes a memory unit configured to store a plurality of internet protocol addresses of internet radio stations, a communication unit configured to communicate with one of the internet radio stations using a corresponding IP address stored in the memory, a first logic configured to request a data from one of the internet radio stations, a second logic configured to receive a digital data stream from the internet station and store the received digital data stream in a buffer, a third logic configured to decode the received digital data stream, a fourth logic configured to convert the decoded digital data stream into an analog data stream, and a service module configured to extract information regarding a song from the digital data stream and forward the extracted information to an external device.

Abstract: One illustrative method of scanning a radio frequency (RF) band (e.g. 850 MHz band) for valid RF carrier signals of a wireless communication network (e.g. a GSM network) includes the steps of monitoring an RF channel to receive a candidate RF carrier signal; identifying whether the candidate RF carrier signal is a valid RF carrier signal of the wireless communication network by estimating a bandwidth of the candidate RF carrier signal and, if the estimated bandwidth is different from a predetermined bandwidth associated with valid RF carrier signals of the wireless communication network, identifying that the candidate RF signal is not a valid RF carrier signal of the wireless communication network; and repeating the acts of monitoring and identifying for a next RF channel of a plurality of RF channels associated with the wireless communication network. Preferably, the RF bandwidth estimation is performed together with a system signal detection process (e.g. FCCH detection).

Abstract: A system and method of controlling a portable radio may involve tuning a first receiver of the portable radio to a first broadcast from a first station, where the first broadcast includes specific program content. A switching event can be detected at the portable radio, where a second receiver of the portable radio may be tuned to a second broadcast from a second station in response to the switching event. The second broadcast can include the specific program content.

Abstract: In a method of auto-tuning a radio FM-receiver the receiver frequency band is scanned until a FM signal is received meeting criteria for identifying the signal as being of a predetermined quality, particularly coming from a valid FM station. At least during tuning it is permanently established whether or nor the FM signal meets the criteria, whereafter the results thereof are read a predetermined number of times, and the FM signal is only stored if at least most of these times the criteria are met. Particularly, the results are read 10 times and the FM signal is only stored if at least 8 times thereof the criteria are met.

Abstract: Radio station presets lists can be communicated between a portable media device and an accessory. A radio station presets list can include a listing of radio stations associated with a particular location. The portable media device can determine a current location, select a presets list for the current location (or create a new presets list for the location), and communicate the presets list to the accessory. The portable media device can, periodically or upon request from the accessory, update its location and send a new presets list, if available, to the accessory. After the portable media device and the accessory are disconnected, the accessory can resume using its own presets list.

Abstract: Methods, systems, and apparatuses for selecting alternate channels for broadcast radio channels, and for tracking alternate channel selections, are provided. Some radio systems provide alternate frequencies for tuned radio frequencies to use when the tuned radio frequency signal is no longer receivable. In aspects of the present invention, historical information is generated from alternate channel switching attempts. In further aspects, the generated historical information is used to aid in making a subsequent switch to an alternate channel.

Abstract: Current position information is acquired based on input by an inputting unit. A broadcasting station memory stores, for each region and for each genre, data regarding a frequency of an existing broadcasting station. A reception frequency is determined based on the current position information and on the frequency of the broadcasting station for each genre at the current position acquired referring to the data of the broadcasting station memory.

Abstract: Systems and methods are provided for customizing radio presets. The radio presets can be customized based on one or more of geographic location and user preferences. For example, radio presets bookmarking particular radio frequencies can be associated with a particular location. When a user device is in the particular location, the associated radio frequencies can be used to populate “hot keys.” In some embodiments, if radio presets are not available for a particular location, recommended radio presets can be determined by, for example, comparing radio station information with user preferences. This radio station information can include, for example, a listing of available radio stations, the genre of these radio stations, and radio station names. User preferences can include, for example, preferred songs, preferred radio stations, preferred radio shows, and preferred genres. Recommended radio presets can be determined by identifying available radio stations that match the user preferences.

Abstract: Disclosed is a channel estimator and a method for changing a coefficient of an IIR filter depending on a moving speed of a mobile communication terminal. In the channel estimator, a coefficient changing unit receives I and Q signals from a current base station, and selects a coefficient of the IIR filter optimized depending on the moving speed of the current mobile communication terminal. The coefficient changing unit sets the selected coefficient of the IIR filter to the IIR filter of the channel estimator. Accordingly, it is possible to prevent the performance degradation of the channel estimator caused by the speed of the mobile communication terminal.

Abstract: The present invention utilizes station preset buttons on a radio frequency receiver to allow the user to browse through the various subchannels included in a single station or channel. The preset buttons still have the standard function of having a frequency and subchannel selection parameter associated with the button that can be used to directly select that subchannel. But subsequent presses of the button may change the currently playing program to a different program contained in the same station or channel using a circular queue ordering.

Abstract: An offset history table is implemented and maintained in a BLUETOOTH device and is used to pre-seed an expected frequency offset of a received signal from another BLUETOOTH device. The disclosed offset history table includes one entry for each piconet device in a particular piconet, each entry including a best guess of the relevant piconet device's frequency offset with respect to the receiving BLUETOOTH device. Using a frequency offset history table and a pre-seeded frequency offset corresponding to an expected frequency offset based on the offset value maintained in the frequency offset history table, the performance of a BLUETOOTH device can be increased in a steady state piconet scenario.

Abstract: A method of tuning a frequency and apparatus thereof are disclosed, in which broadcast channel information for bringing up the image of broadcasting is used and by which the frequency corresponding to the broadcast channel information is automatically tuned. The present invention includes the steps of storing a broadcast channel information and a frequency for a specific broadcasting, searching the frequency using the broadcast channel information provided by a user, and tuning the searched frequency.

Abstract: A broadcast receiver for receiving airwaves by a directional switching antenna capable of switching directivity in a plurality of directions, includes a control unit for performing signal return processing for making a return to a normal reception state when it becomes impossible to receive the airwaves by the antenna. The signal return processing includes a plurality of signal return processings of different kinds. When impossibility of reception occurs, the control unit selects optimum signal return processing from among the plurality of signal return processings according to predetermined conditions and executes the selected signal return processing.

Abstract: A high definition radio device is disclosed, wherein the high definition radio device includes a high definition radio module storing musical information extracted from high definition radiobroadcast; and a host controller transmitting the musical information stored in the high definition radio module to a portable music player.

Abstract: By calculating a channel selection frequency on the basis of a channel selection time list in a memory, a control section automatically judges a zapping operation by a user, and performs display of a program list in which all programs being broadcasted are listed.

Abstract: Methods of displaying broadcast media content information to a user include receiving at a first receiver first content from a first channel of a multi-channel broadcast media system while receiving at a second receiver information regarding the content on a second off-channel of the multi-channel broadcast media system. Then, at least some of the received information regarding the content on the second channel is displayed to the user. A database of information may also be provided that includes, for example, information regarding listening/viewing preferences of the user. This database of information may be used, for example, to select the off-channels that are scanned for content information and/or to select what information is displayed to the user.

Abstract: A radio broadcast receiving apparatus according to the present invention includes a reception unit for receiving a broadcast signal from a broadcast station of a predetermined frequency; a content information extracting unit for extracting content information related to a content the broadcast station is broadcasting from the broadcast signal being received by the reception unit and storing the content information in a storage unit; a frequency control unit for sequentially switching the frequency to be received by the reception unit; and an electronic program guide generating unit for generating an electronic program guide showing content information related to a content the broadcast station is currently broadcasting based on the content information stored in the storage unit.

Abstract: A broadcast reception apparatus and an operating method thereof are provided. In order to prevent preference information which a viewer does not expose from being transmitted to a broadcasting station, the broadcast reception apparatus transmits limited preference information regarding broadcast programs or additional information to the broadcasting station. Accordingly, the viewer privacy can be protected, and the viewer can receive only desired information from the broadcasting station. The preference information may not be sent at all in another embodiment.