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| Number | Title | Issue Date |
| 8099050 | Digital radio data system receiver methods and apparatus Methods and apparatus are provided for receiving a first signal and generating an output signal indicative of radio data system (“RDS”) information. A receiver circuit of the invention can include mixer circuitry, lowpass filter circuitry, downsampler circuitry,... | 01/17/2012 |
| 8064834 | Method of allocating radio resources in multi-carrier system A method of allocating radio resources in a multi-carrier system is disclosed, by which a signaling message can be efficiently transmitted according to necessity of a user equipment. In a user equipment of a mobile communication system transceiving data using a plur... | 11/22/2011 |
| 8064833 | Radio communication apparatus and method A radio communication apparatus which uses a first radio communication system that makes a radio communication by sharing frequencies with a second radio communication system, the apparatus includes a detection unit configured to detect an available frequency channe... | 11/22/2011 |
| 7941098 | Common data line signaling and method A semiconductor device that includes transmitter circuits and receiver circuits that share a common data line and method is disclosed. Each transmitter circuit may include a frequency modulator that receives a stream of data and provides a frequency modulated data o... | 05/10/2011 |
| 7835696 | Adaptive subcarrier loading A wireless multicarrier transmission method in which a multicarrier transmission uses n modulated frequency subcarriers (n is an integer number), and a fading condition of each subcarrier is detected to generate fading channel profile information. The modulation of ... | 11/16/2010 |
| 7773946 | Method and apparatus for transmitting/receiving data in a cellular communication system Disclosed is a method and apparatus for transmitting data in a cellular communication system including at least one base station that communicates with a plurality of mobile stations through a given frequency band. The method and apparatus divides the frequency band... | 08/10/2010 |
| 7684756 | Adaptive subcarrier loading A wireless multicarrier transmission method wherein subcarriers of the transmission are adaptively modulated. The fading condition of each subcarrier is detected to generate fading channel profile information. Adaptive loading tables are calculated for lower, standa... | 03/23/2010 |
| 7587170 | Digital radio data system receiver methods and apparatus Methods and apparatus are provided for receiving a first signal and generating an output signal indicative of radio data system (“RDS”) information. A receiver circuit of the invention can include mixer circuitry, lowpass filter circuitry, downsampler circuitry,... | 09/08/2009 |
| 7526254 | Digital radio front end with minimized IF signal path A digital down converter (DDC) can be provided in a digital radio receiver front end to produce baseband I and Q signals using mixing, decimating and narrow and wide filtering dependent upon the nature of the signals. After receiving a single wide IF signal from the... | 04/28/2009 |
| 7433577 | Method and apparatus for reproducing television broadcast program digest An apparatus for reproducing a television broadcast program digest which stores a broadcast signal indicative of contents of at least one television broadcast program and guide data of the at least one television broadcast program. The apparatus pre-stores a period ... | 10/07/2008 |
| 7403754 | Tower discovery and failover Described is a communication system including wireless client devices. In the described system, the client devices may be wrist-worn watches such as are in common use today, except that the watches are specially configured to receive transmissions from broadcast tow... | 07/22/2008 |
| 7376173 | Unambiguously encoding and decoding signals for wireless channels A method encodes a sequence of blocks of input bits to be transmitted over a wireless channel. Each block of input bits is converted to a codeword, and each codeword is mapped to multiple sub-blocks of complex numbers. Each sub-block is multiplied by a disambiguatin... | 05/20/2008 |
| 7373122 | Reproduction device information setting method, and information setting program A setting information transmission means 1c transmits setting information (area information) concerning broadcast reception of a reproducing apparatus 1 itself and set by a user, to an external device. List information corresponding to the setti... | 05/13/2008 |
| 7369826 | Method for monitoring broadcast signals at alternative frequencies and gain control unit Many broadcast stations transmit their programs via a variety of different frequencies. The invention relates to monitoring alternative frequencies during the reception of a broadcast signal at a present frequency. Whenever the broadcast signal at an alternative fre... | 05/06/2008 |
| 7369824 | Receiver storage system for audio program A receiver contains a demodulator system that can deliver a stream of digital data comprising at least a first and a second set of audio data. In a first time interval, a memory is used to store either the first or the second set of audio data. In a subsequent time ... | 05/06/2008 |
| 7363372 | System and method for managing content delivered to a user over a network A system is provided for managing the delivery of content over a network, particularly songs or music over the Internet. A station and playlist module manages the content delivered by a number of stations over the network, the type of content that may be delivered b... | 04/22/2008 |
| 7354091 | Seat mountable entertainment system An entertainment system comprises a media source, and a housing for supporting the media source, wherein the housing is coupled to an inner portion of a seat of a vehicle, and the media source is capable of being selectively connected to and disconnected from the ho... | 04/08/2008 |
| 7353000 | Receiver monitoring and alert system A method and system are provided in which a user is enabled to create a preferred playlist of the user's favorite songs. An input device allows the user to add and/or delete songs from this preferred playlist. In an exemplary embodiment, songs playing on several rad... | 04/01/2008 |
| 7349691 | System and apparatus for performing broadcast and localcast communications Described is a communication system including mobile communication devices. In the described system, the mobile devices many be wrist-worn watches such as are in common use today, except that the watches are specially configured to receive data in a “broadcast” ... | 03/25/2008 |
| 7349552 | Connected audio and other media objects Media objects are transformed into active, connected objects via identifiers embedded into them or their containers. In the context of a user's playback experience, a decoding process extracts the identifier from a media object and possibly additional context inform... | 03/25/2008 |
| 7349675 | Low latency data stream encoding and transmission Described is a communication system including mobile communication devices. In the described system, the mobile devices may be wrist-worn watches such as are in common use today, except that the watches are specially configured to receive data in a “broadcast” m... | 03/25/2008 |
| 7342935 | Method and apparatus for sending out multi-channel digital data, method and apparatus for programming the information and method and apparatus for managing multi-channel digital data An information source management system 11 performs inventory management for CDs and a material information management progress programming system 12 performs programming. An material information registration system 13 compresses the musical num... | 03/11/2008 |
| 7340133 | Configurable dispersion compensation trimmer The invention pertains to optical fiber transmission systems, and is particularly relevant to transmission of large volumes of data over long distances at high rates. An improved apparatus achieving precise dispersion compensation in a fiber span is disclosed. In pa... | 03/04/2008 |
| 7333957 | Connected audio and other media objects Media objects are transformed into active, connected objects via identifiers embedded into them or their containers. In the context of a user's playback experience, a decoding process extracts the identifier from a media object and possibly additional context inform... | 02/19/2008 |
| 7324617 | Apparatus and method for detecting downlink transmit diversity at a mobile device A mobile device detects downlink transmit diversity. Slot and frame timing knowledge and a downlink scrambling code are applied to pilot and synch channels of the signal. An algorithm suited for the diversity case and an algorithm suited for the non-diversity case a... | 01/29/2008 |
| 7324793 | Wireless transmission device capable of transmitting media from multiple channels A wireless transmission device capable of transmitting media from different channels concurrently. The transmitter of the device places the inputted TV signals and an audio/video signal on different segments of a frequency spectrum, combines the signals of all segme... | 01/29/2008 |
| 7319427 | Frequency diverse array with independent modulation of frequency, amplitude, and phase Method and apparatus for a frequency diverse array. Radio frequency signals are generated and applied to a power divider network. A progressive frequency shift is applied to all radio frequency signals across all spatial channels. Amplitude weighting signals are app... | 01/15/2008 |
| 7319869 | Method and apparatus for managing audio broadcasts in an automobile A method, apparatus, and computer instructions for controlling presentation of an audio broadcast. Presentation of the audio broadcast is ceased in response to detecting a mobile phone call. The audio broadcast is recorded to form recorded audio presentation data in... | 01/15/2008 |
| 7313375 | Follow-me broadcast reception method and system Methods and systems for seamlessly broadcasting data to a user moving among a plurality of broadcast coverage areas. A first signal containing desired data may be received by a receiving device at a user location, wherein the first signal is broadcast from a first t... | 12/25/2007 |
| 7304939 | Communication using simultaneous orthogonal signals Wireless communication is improved by simultaneously transmitting signals that are orthogonal to received signals. This technique is referred to as Orthogonal Division Duplexing or ODD. Channel characteristics may be estimated based on an analysis of the received si... | 12/04/2007 |
| 7289765 | OFDM demodulator An OFDM demodulator includes an FFT circuit, a phase correction circuit, and a timing synchronization circuit. The timing synchronization circuit includes a symbol-boundary calculation circuit to estimate a symbol-boundary position Nx by filtering the correlation pe... | 10/30/2007 |
| 7280802 | FM transmitter and power supply/charging assembly for MP3 player An FM transmitter and power supply/charging assembly electrically coupleable with an MP3 player. The assembly includes a modular docking unit having a main body portion with a docking cavity therein, wherein the main body portion contains the FM transmitter and powe... | 10/09/2007 |
| 7277686 | Antenna and frequency diversity receiving apparatus An apparatus determines an optimal antenna and frequency combination by selecting the optimal antenna from among a plurality, N, of antennas associated with a receiver and also selects the optimal frequency from among a plurality, M, of alternative receiving frequen... | 10/02/2007 |
| 7278064 | Information delivery system An apparatus for processing digital data receives a first set of digital data that has a plurality of subsets of digital data. The apparatus contains memory to store the digital data. The apparatus receives a second set of digital data that has a first set of displa... | 10/02/2007 |
| 7274716 | Multiplexed sigma-delta interface An improved digital interface circuit that allows a plurality of data streams and other digital information to be output over a single channel. The digital interface circuit includes a plurality of data inputs, at least one control input, at least one clock input, a... | 09/25/2007 |
| 7269396 | Method and device for suppressing multipath interference in a receiver for electromagnetic waves A method and a device for a receiver for electromagnetic waves having at least two antennas are described; using this method and this device it is possible to effectively suppress multipath interference, while a portion of the antenna signals may also be utilized fo... | 09/11/2007 |
| 7265557 | Method and circuit for measuring characteristic parameters of intermodulation distortion An arrangement is for measuring characteristic parameters of intermodulation distortion of a device under test. The arrangement may include a generator of at least two tones at different test frequencies, and an attenuation path feeding the device with a replica of ... | 09/04/2007 |
| 7263362 | System and method for deploying multi-function access points in a data network An apparatus is described comprising: telephony circuitry electrically coupled to a telephone network, the telephony circuitry to transmit and receive telephone signals over the local telephone network; a first network controller electrically coupled to the telephon... | 08/28/2007 |
| 7254378 | Receiver system for decoding data embedded in an electromagnetic signal A system for decoding data, such as travel and traffic information, configured in data blocks embedded in an electromagnetic signal, such as a broadcasted radio signal, has been developed. The system includes a method and receiver for decoding the data with a backgr... | 08/07/2007 |
| 7245667 | Method of transmitting data In a data transmission method, the data to be transmitted and/or data corresponding to the same are transmitted via a first transmission channel and in addition via a second transmission channel. The data transmitted via the first transmission channel and the data t... | 07/17/2007 |
