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7480488 |
Providing optimal uplink data rates to mobile stations when mobile networks send parameters controlling the data rates
The uplink data rate is dynamically adjusted in a mobile station according to the mobile station's ability to meet QoS (quality of service) requirements of applications executing on the mobile...
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7480518 |
Mobile communication terminal and method of controlling signal-transmission power
A mobile communication terminal includes a de-spreader which de-spreads signals received from a base station, a RAKE-synthesizer which RAKE-synthesizes the de-spread signals, a SIR detector which...
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7477874 |
Method and device for the rejection of self-adaptive interference
A device and a method for the rejection of interference in a payload signal are described. The method includes evaluating the interference phase and evaluating the instantaneous amplitude of the...
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7477877 |
GSM radiated sensitivity measurement technique
A method and apparatus for calculating the radiated sensitivity of a mobile terminal positioned in multiple test orientations for multiple combinations of frequency channel and mobile terminal...
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7477875 |
Built in loop back self test in design or on test board for transceivers
In a method and system for testing a transceiver communication device operating in a test mode, a transmitter output signal generated by a transmitter is adjusted and provided as a loop back to a...
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7477912 |
Method for improving performances of a mobile radiocommunication system using a power control algorithm
A method for improving performances of a mobile radiocommunication system using a power control algorithm for controlling a transmit power according to a transmission quality target value, said...
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7477897 |
Method for handoff of a telephone call between two different wireless networks
A system and method with which to establish parallel communications between the wireless terminal and the PSTN via a WLAN and an alternative network such as cellular or satellite networks. Once the...
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7477876 |
Variable rate channel quality feedback in a wireless communication system
A channel quality feedback method for wireless transmission is described in which the rate for reporting channel quality information from a mobile station to a base station is variable as a...
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7477921 |
Cancellation system for frequency reuse in microwave communications
Substantial improvements in frequency reuse in microwave communications systems is achieved by canceling co-channel interference and transmitter leakage. Interferometric beam-narrowing reduces...
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7474876 |
Device for the production of standard-compliant signals
A device for the production of standard compliant signals, for example pulse-type signals in a telecommunication network, serves the production and adaptation and/or pre-distortion of signals with...
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7474893 |
System including a communication apparatus having a digital audio interface for audio testing with radio isolation
A system includes a communication apparatus coupled to a test subsystem through a converter. The test subsystem may be configured to initiate an audio test of the communication apparatus and...
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7474974 |
Embedded time domain analyzer for high speed circuits
A method of providing an on-chip high-speed time domain digital analyzer for the characterization and analysis of signals within an integrated circuit is provided. The method involves processing...
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7474905 |
Weight determining apparatus, a weight determination method, a radiation power measuring apparatus, and a radiation power measuring method
A weight determining apparatus is disclosed. The weight determining apparatus includes two or more antenna elements that receive a test wave transmitted by one or more test wave sources prepared...
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7474992 |
Trending system
A trending system and method for trending data in a physical or clock system. The trending system includes a sliding window filter. The sliding window filter receives a data set of data points...
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7474626 |
Detection of cloned communication units
A method ( 400 ) and corresponding data processing system ( 209 ) of detecting cloned or duplicated communication units based on received signals is described. The method comprise receiving a...
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7474877 |
Method for monitoring an RF power amplifier, and an RF device, a monitoring device, and an MR system corresponding thereto
In a method for monitoring a radio-frequency power amplifier, and a radio-frequency device, and a radio-frequency monitoring device and a magnetic resonance tomography system, radio-frequency...
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7471928 |
Modulation scheme management
The invention involves selection of modulation scheme for a mobile unit ( 100 ) having access to a link quality enhancing algorithm ( 130 ) operable only on data modulated using a subset of the...
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7469143 |
Model and method for computing performance bounds in multi-hop wireless networks
Disclosed is a general model and method for computing performance bounds in multi-hop wireless networks. Rather than focusing on computing asymptotic performance bounds under assumptions of...
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7469014 |
Reduced bitstream candidate based receiver and received signal processing method
A receiver comprises multiple receiving antennas configured to receive bitstreams transmitted from multiple transmission antennas; a bitstream candidate estimator configured to estimate a...
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7469144 |
Method and apparatus for network planning
A system and method for wireless network planning utilizing raster data, stored and manipulated in raster data planes ( 204 - 212 ) and vector data ( 522 ) stored and manipulated in vector data...
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7466660 |
Method and apparatus for processing packets originating from local and neighboring basic service sets
A method and apparatus for efficiently processing packets from neighboring basic service sets (BSSs) to characterize the traffic within a wireless local area network (WLAN), mesh network, or...
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7466966 |
Method for clipping a wideband radio signal and corresponding transmitter
A method for clipping a wideband signal in order to eliminate signal overshots having an amplitude above a predefined threshold before submitting the wideband signal to a power amplifier. The...
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7463576 |
Channel estimation for OFDM communication systems
Techniques to estimate the frequency response of a wireless channel in an OFDM system. In one method, an initial estimate of the frequency response of the wireless channel is obtained for a first...
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7460467 |
Voice-over-IP network test device and method
The invention includes a device and a method for testing a communication network that includes an Internet Protocol (VoIP) network. The inventive device includes a user interface for communicating...
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7459898 |
System and apparatus for detecting and analyzing a frequency spectrum
An apparatus comprising a housing, a circuit board disposed within the housing, the circuit board further comprising a radio, a processing device, a memory, and a connector suitable for connecting...
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7460837 |
User interface and time-shifted presentation of data in a system that monitors activity in a shared radio frequency band
An intelligent spectrum management (ISM) system and method that includes sophisticated features to detect, classify, and locate sources of RF activity. The system comprises one or more radio sensor...
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7460836 |
Method and system for providing adaptive probe requests
A method of providing RF signal quality information which includes the step of a probe request generator ( 110 ) monitoring a channel for probe requests being transmitted by a station ( 115 )...
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7460835 |
Method and apparatus for determining an operating condition in a communications system
A communication system environment estimation apparatus and method. In one embodiment, an environment estimation apparatus according to the teachings of the present invention includes a plurality...
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7460864 |
Roadside narrowband wireless communication apparatus
A baseband signal is used for transmission between a roadside antenna apparatus and a roadside apparatus. A setting tool, such as a personal computer, is connected to the roadside apparatus so that...
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7460846 |
Digital video broadcast-terrestrial (DVB-T) receiver interoperable with a GSM transmitter in a non-interfering manner using classmark change procedure
A method and a device used for displaying wideband information to a user has a return channel made through a cellular mobile terminal providing interactivity. The device ( 10 ) has a first antenna...
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7457588 |
Channel quality indicator for time, frequency and spatial channel in terrestrial radio access network
A wireless communication terminal ( 200 ) that communicates on a plurality of sub-carriers divided into a plurality of frequency bands, wherein each frequency band includes at least one...
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7457590 |
Method, apparatus and system for use in the transmission of wireless communications using multiple antennas
A method, apparatus and system are provided for use in optimizing signal-to-noise ratios at remote wireless devices. A method can receive a signal over a reverse link, determine an angular power...
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7457597 |
Signal detection using probabilistic techniques
A receiver uses probabilistic techniques to identify the value of a received signal based upon a space of potential signals that may be generated by the transmitter. The receiver uses one or more...
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7457594 |
Isolated sensor for an antenna
A system for measuring output power from an antenna. A sensor receives a sample of wireless signals from the antenna and communicates data about the signal back to the transmitter in a manner such...
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7454220 |
Apparatus, and associated method, for facilitating initiation of channel allocation to communicate data in a radio communication system
Apparatus ( 48 ), and an associated method, for facilitating operation of a mobile node ( 12 ) operable in a communication system ( 10 ) to request allocation of communication capacity upon which...
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7454222 |
Apparatus and method for controlling wireless communication signals
An apparatus and method for controlling wireless communication signals is provided, in which a wireless transmitter in a communication network generates a signal carrying data for wireless...
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7454179 |
Radio frequency power detector and decision circuit used with DC supply voltage controlled power amplifiers
The present invention is an active RF power detector and decision circuit, which is used to provide a DC signal to circuitry that controls the DC supply voltage to an RF power amplifier. The DC...
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7453861 |
System and method for estimating interference in a packet-based wireless network
A system and method for predicting future interference power in packet-switched networks is disclosed, allowing improved performance in such networks via optimized link adaptation and power...
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7454172 |
Wireless base station and terminal using combo of different wireless systems
If a PHS wireless LAN combo is constituted in which a PHS base station and a wireless LAN base station are placed in the same case, their frequency bands are different but they interfere with each...
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7450909 |
Apparatus and method for signal transmission and reception using downlink channel information in a sleep mode in a BWA communication system
An apparatus and method for transmitting and receiving a signal according to a change of downlink channel information by a mobile station in a broadband wireless access communication system. The...
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7450908 |
Method for user-aided network performance and connection quality reporting
Method for user-aided communication evaluation and performance and for producing a quality report regarding a communication connection entails signaling of a services provider by a first endpoint...
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7450950 |
Apparatus and method for measuring and reporting uplink load in a cellular mobile communication system
An apparatus and method for measuring and reporting uplink load in a base station (BS) in a cellular mobile communication system are provided. The BS includes a rise over thermal (ROT) detector for...
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7450907 |
Power control device and method for calibrating the power of a transmitter or receiver in a mobile communication network
The invention relates to a power control device and method for calibrating the power of a transmitter or receiver in a mobile communication network comprising an antenna array, wherein burst...
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7447500 |
Mobile communication terminal test system capable of visually recognizing communication condition and response signal
A control unit outputs control information including time setting information for atransition test of a connection state of a mobile communication terminal of a cellular system. In accordance with...
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7444162 |
Apparatus and a method for distributing a transmission power in a cellular communications network
A mobile terminal for use in a cellular communications network the terminal being adapted to: i) if the terminal transmits signals at a power below the maximum uplink transmission power,...
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7443820 |
Method for operation of a communication path between at least two communication terminals
A method is provided for operation of a communication path between at least two communication terminals in which, at least at a start time, the two communication terminals are connected via at...
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7437127 |
Method and system for determining existence of a predetermined wireless network coverage condition in a wireless network
A wireless coverage map of a wireless network is generated as a function of a location of at least one access point and a first signal data collected at a plurality of locations within the network....
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7437177 |
Method employed by a base station for controlling initial power ramp-up using short codes
A base station for controlling transmission power during the establishment of a communication channel utilizes the reception of a short code during initial power ramp-up. The short code is a...
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7437153 |
Apparatus and method for taking measurements in universal mobile telecommunications system user equipment
A method and apparatus for taking measurements in a mobile telecommunications system are disclosed, the system comprising a network of a plurality of cells and at least one user equipment device....
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7437128 |
Portable interference-generating device for use in CDMA mobile testing
A portable interference-generating device for inducing desired frame error characteristics, such as desired frame error patterns and rates, at a mobile unit receiving a carrier signal having at...
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