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Class 455/62 - Optimum frequency selection


Subclass of Class 455 - Telecommunications
Definition: Subject matter in which a frequency of operation is selected
No. of applications: 146
Last issue date: 05/24/2012


1        
Application No.Application TitleIssue Date
20120129455INTERMITTENT COMMUNICATION SYSTEM, BASE STATION APPARATUS AND MOBILE STATION APPARATUS
A method for an intermittent communication system where an intermittent communication can be made between a base station apparatus and a mobile station apparatus, that includes the mobile station apparatus's transmitting information based on a result of measuring a rece...
05/24/2012
20120052811APPARATUS AND METHOD RELATED TO ENVIRONMENTAL SPECTRUM ANALYSIS
In an embodiment of the present invention, a wide-band spectrum analyzer system uses a combination of components to achieve wide-band spectrum analysis to conduct a spectrum survey to provide an optimum selected frequency for communication. A certain frequency within a ...
03/01/2012
20120044888Method for Switching Channels in a Wireless Communication Network
A method for switching channels in a wireless communication network comprising at least one access point and clients, wherein the communication network as secondary user uses one of a number of possible channels for data communication. In accordance with the invention, ...
02/23/2012
20120040618HIGH FREQUENCY AUTOMATIC LINK ESTABLISHMENT COMMUNICATION SYSTEM WITH WIDEBAND PROBE AND RELATED METHOD
An HF radio ALE communication system may include a first HF radio communications device including a first HF radio transceiver and a first controller coupled thereto, and a second HF radio communications device including a second HF radio transceiver and a second contro...
02/16/2012
20120034937Communications System with Efficient Multiprotocol-Aware Channel Selection and Interference Avoidance
In one example, a method and system for selecting a channel for use with a mobile communication device is described. A shared frequency band shared between a first wireless communications protocol and a second wireless communications protocol is scanned to identify an a...
02/09/2012
20120015607METHOD AND APPARATUS FOR DEVICE INITIATED OFFLOADING TO UNLICENSED BANDS
A method comprises communicating, by a first device, with a second device, using a device-to-device communication on licensed band, determining, by the first device, whether unlicensed band resources are available, and if the unlicensed band resources are available, ini...
01/19/2012
20120015606COMMUNICATION OF AVIONIC DATA
An example avionic data communication method includes establishing a plurality of available channels using a channel controller. The channel controller also establishes a quality of service for each of the plurality of available channels. The channel controller then sel...
01/19/2012
20110312274RADIO COMMUNICATION DEVICE, RECEIVER CONTROLLER OF A RADIO COMMUNICATION DEVICE, METHODS FOR SEARCHING FOR A RADIO CELL
Embodiments relate generally to a radio communication device, to a receiver controller of a radio communication device, and to a method for searching for a radio cell. In an embodiment, a method for searching for a radio cell is provided. The method may include scanning...
12/22/2011
20110306301Channel Discovery Protocol
A computing device configured to select a channel that is open in a local environment of the computing device and to attempt to communicate with another computing device on the selected available channel is described herein. The computing device selects the available ch...
12/15/2011
20110294434CHANNEL SWITCHING FOR INTEROPERABLE SAFETY AND NON-SAFETY COMMUNICATIONS IN WIRELESS ENVIRONMENTS
For enhanced interoperability of safety and non-safety communications, a synchronous interval is divided into a safety channel interval and an open interval instead of a CCH (control channel) interval and SCH (service channel) interval. For a single-radio device, a cont...
12/01/2011
20110279658METHOD FOR SYNCHRONIZING REMOTE DEVICE
A method for synchronizing a function on a remote device with a function on a primary device includes selectively broadcasting, from a radio frequency (RF) transmitter of the primary device, data broadcast on channels at different times relative to a fixed period strobe...
11/17/2011
20110263206RANGING AND DISTANCE BASED SPECTRUM SELECTION IN COGNITIVE RADIO
A method and apparatus for performing spectral allocation for a wireless link in a wireless communication system is disclosed. The method determines a distance/range for the wireless link and assigns an optimal sub-carrier frequency to the wireless link based on (1
10/27/2011
20110255628Method And Apparatus For Interference Mitigation By Removing A Portion Of The Transmit Signal
Elimination of intermodulation interference in a wireless communication system by removing a portion of the spectrum of transmitted signals. According to a received indication of an occurrence of intermodulation interference experienced by a narrowband receiver, mapping...
10/20/2011
20110237196SYSTEM AND METHOD FOR EFFICIENT TRANSMIT AND RECEIVE BEAMFORMING PROTOCOL WITH HETEROGENEOUS ANTENNA CONFIGURATION
A system and method of training antennas for two devices having heterogeneous antenna configurations in a wireless network is disclosed. The method includes communicating one or more estimation training sequences between two devices via a phased array antenna and a swit...
09/29/2011
20110237271MULTI-MVNO WIRELESS SERVICE
Systems and methods for determining an optimal range of frequencies of electromagnetic waves are described. In some embodiments, mobile voice communications devices measure average power received from certain ranges of such frequencies, each range associated with a comm...
09/29/2011
20110217934MOBILE RADIO COMMUNICATION SYSTEM, MOBILE COMMUNICATION DEVICE, AND FREQUENCY CONTROL METHOD THEREOF
A mobile communication device and a frequency control method for the device are provided that can have an internal reference frequency follow a change in reception frequency even when the reception frequency changes abruptly. In a mobile radio communication system inclu...
09/08/2011
20110195667DISTRIBUTED DATABASE ACCESS FOR SPECTRUM ACCESS
A bootstrapping technique for wirelessly obtaining white space data that may be used to identify an available white space channel for connecting to a service. Portable wireless devices may collaborate to provide white space data to a device requesting such data. A reque...
08/11/2011
20110189958COMMUNICATION APPARATUS, CONTROL METHOD OF COMMUNICATION APPARATUS, COMPUTER PROGRAM, AND STORAGE MEDIUM
A communication apparatus connectable to a communication network notifies the presence of the communication apparatus using a communication channel assigned to the communication apparatus, then sets one communication channel different from the assigned communication cha...
08/04/2011
20110117852AD HOC WIRELESS COMMUNICATIONS
Various techniques are disclosed for improving the use of a dynamic, multi-channel communication medium in a wireless ad hoc network or the like. In general, metadata including node and/or network information or the like is shared among nodes in a network, and this data...
05/19/2011
20110103365FRACTIONAL FREQUENCY REUSE IN A COMMUNICATION SYSTEM
An apparatus and method for fractional frequency reuse in a communication system. The method includes a first step 400 of partitioning a sub-frame into resource partitions, wherein at least one resource partition has frequency reuse of one and all other resource ...
05/05/2011
20110085538SYSTEM AND METHOD FOR OPERATING A DEVICE OVER MULTIPLE FREQUENCY BANDS
A method for enabling a device executing a processing module to enable simultaneous operations in multiple frequency bands. The method includes sensing a set of one or more vacant channels, determining availability of particular spectrum channels in the one or more vaca...
04/14/2011
20110075630ENABLING INTER FREQUENCY ASSIGNMENT SCANNING WHILE REMAINING AT ONE FREQUENCY
Techniques for enabling inter frequency assignment scanning while remaining at one frequency are described. In one embodiment, for example an apparatus may include a wireless interface subsystem, a memory and a processor. The memory may include data and instructions to ...
03/31/2011
20110070838OPERATION OF A COGNITIVE RADIO RESOURCE COORDINATOR
In an embodiment of the invention, a method may include receiving spectrum occupancy data regarding spectrum occupancy in a radio frequency environment, generating, with a processor, spectrum information regarding a plurality of transmission options for a transmitter ba...
03/24/2011
20110060669Method and Apparatus for Wirelessly Transmitting High Volume Content to an Electronic Device
Digital content, particularly high volume digital content, such as newspapers or e-books are transmitted to an electronic device such as a handheld book reader over available bandwidth in a commercial FM radio station, private radio station, television station, or other...
03/10/2011
20110045862APPARATUS AND METHOD FOR COMMUNICATION IN COGNITIVE RADIO NETWORK
A CR apparatus for performing communication in a CR network includes: a communication unit configured to measure a channel estimation signal, transmit measured channel state information to a master device, and, when a QP of a reference channel arrives, make a communicat...
02/24/2011
20110039495COMMUNICATION CONTROL METHOD, COMMUNICATION DEVICE, AND PROGRAM
There is provided a method of controlling communication of a second communication service making secondary usage of a spectrum assigned to a first communication service, with use of a communication device, including the steps of: receiving a radio signal transmitted for...
02/17/2011
20110034198DETERMINING METHOD FOR USE IN INFORMATION FEEDBACK, BASE STATION, USER EQUIPMENT, AND COMMUNICATIONS SYSTEM
The present invention provides a subband determining method, a base station, user equipment, and a communications system, each of which is used for information feedback. The base station of the present invention finds the subband size on the basis of a system bandwidth ...
02/10/2011
20110028098COGNITIVE RADIOS FOR SECURE TRANSMISSIONS
In accordance with various embodiments, methods, systems and apparatuses for transmitting communications are generally described. Initial information to be transmitted with initial transmission characteristics can be received. Spectrum holes can be found in the communic...
02/03/2011
20110028097HIERARCHICAL SPECTRUM SENSING FOR COGNITIVE RADIOS
The present disclosure generally describes methods and systems for spectrum sensing within a cognitive radio. Example methods may include but are not limited to scanning radio frequencies within an initial portion of the radio frequency spectrum and analyzing the freque...
02/03/2011
20110021152SECURE COGNITIVE RADIO TRANSMISSIONS
In accordance with various embodiments methods, systems and devices are described for transmitting a communication. The described methods include, but are not limited to, detecting spectrum holes and dividing the communication into first and second portions. The methods...
01/27/2011
20110002405TRANSMITTER QUIETING DURING SPECTRUM SENSING
In general, this disclosure relates to techniques for quieting data transmission functionality during spectrum sensing operations. In one aspect, a method for spectrum sensing comprises detecting, during at least one time interval, whether any channel of a spectrum is a...
01/06/2011
20110003551TRANSMITTER, RECEIVER, TRANSMISSION METHOD, AND RECEPTION METHOD
A transmitter which communicates with a receiver. The transmitter includes a null subcarrier allocation unit which allocates a null subcarrier based on a priority and a signal. The priority is for allocating a null subcarrier to each subcarrier. The priority is a rankin...
01/06/2011
20100330914METHOD AND APPARATUS FOR SELECTING A MULTI-BAND ACCESS POINT TO ASSOCIATE WITH A MULTI-BAND MOBILE STATION
A method and apparatus for selecting one of a plurality of multi-band access points (APs) to associate with a multi-band wireless transmit/receive unit (WTRU) are disclosed. The multi-band APs broadcast frequency band information regarding multiple frequency bands on wh...
12/30/2010
20100322287Method and Apparatus for Multi-Radio Coexistence
A method for multi-radio coexistence receives historical frequency usage information and historical time usage information from a first radio. The method creates a time and frequency mask by extrapolating the historical frequency and time usage information to future tim...
12/23/2010
20100316089FREQUENCY SELECTION METHOD TO MITIGATE IN-BAND INTERFERENCE FROM INTER-MODULATION SPUR OF THE COLLOCATED RADIO TRANSMITTER
A radio transmitter select its operating frequency based on the frequency characteristics of a collocated receiver and clock harmonics....
12/16/2010
20100311342METHOD CIRCUIT AND SYSTEM FOR COMMUNICATION CHANNEL SCANNING AND SELECTION
Disclosed is a frequency scouting circuit with an adjustable frequency synthesizer. The scouting circuit may be collocated with other radio frequency integrated circuits on the same die. The synthesizer may include a dedicated oscillator, and the synthesizer may be adap...
12/09/2010
20100304678Spectrum Assignment for Networks Over White Spaces and Other Portions of the Spectrum
Functionality is described by selecting a channel in an environment in which non-privileged entities have subordinate access rights to spectrum compared to privileged entities. The functionality operates by identifying spectrum that is available to all nodes involved in...
12/02/2010
20100296592SIGNAL PROCESSING CIRCUIT, SIGNAL PROCESSING METHOD AND RECORDING MEDIUM
A signal processing circuit, a signal processing method and a recording medium suppressing occurrence of unnecessary waves are provided. A timing generation means which generates timing to select a signal of a predetermined local frequency in a set time period and not t...
11/25/2010
20100291875RADIOELECTRIC TRANSMISSION AND RECEPTION MODULE MAINLY INTENDED FOR BROAD-BAND RADIOCOMMUNICATIONS
The invention relates to a wireless transmitting and receiving module including a radiofrequency module filtering and amplifying the wireless signals received, a high intermediate frequency module transposing the wireless signals received to a high intermediate frequenc...
11/18/2010
20100279615Wireless Communication Apparatus, Wireless Communication System, Wireless Communication Method and Program
A wireless communication apparatus is provided that performs wireless communication using a specified wireless channel and forms part of an ad hoc wireless network. The device includes a recording portion that records country ID information and recording-time informatio...
11/04/2010
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