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7366475 |
Signal strength measurements in cellular telecommunication systems
A mobile station (MS) and method for estimating received signal strength of a radio signal from a neighboring cell in a cellular radio telecommunication network. The MS measures the received signal...
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7363009 |
Method and apparatus for determining propagation delays for use in wide area networks
A system and method for determining a signal propagation delay between a transmitter and a receiver, and for adjusting a transmission time based on the propagation delay. A central station inserts...
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7363057 |
Mobile communication system, mobile station, base station, communication path quality estimation method used for the same
A mobile communication system capable of improving the system throughput. A base station ( 1 ) divides one cell into three sectors. A common pilot channel is transmitted to a plurality of mobile...
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7363033 |
Method of and system for testing equipment during manufacturing
A platform system for a mobile terminal for a wireless telecommunications system includes a mobile-terminal platform assembly. The mobile-terminal platform assembly includes a software services...
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7363008 |
Spectrum sharing in the unlicensed band
The invention provides methods for autonomous detection and adaptation with respect to an interfering signal on a frequency channel to assist a wireless device on a wireless network in choosing an...
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7363046 |
Clear channel assessment
A clear channel assessment procedure is described. The procedure includes setting a threshold value of signal strength. When a message is ready to transmit, the received signal strength intensity...
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7363011 |
Method and apparatus for estimating the impulse response of a radio channel based on a calculated correlation sequence
A method and a correspondingly operative radio receiver ( 10 ) (in either user equipment or a base transceiver station of a cellular telecommunication system) by which the radio receiver ( 10 ), in...
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7363010 |
Power control for intermittently active data channels in a wireless communication system
Techniques for controlling transmit power for a data transmission sent on multiple data channels, which may be intermittently active, are described. Each data channel is monitored for activity...
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7363004 |
Feedback information for controlling transmission in a communication system
A method is discussed for generating feedback information for controlling transmission from a transmitting end using a set of feedback symbols. The feedback information comprises a set of feedback...
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7363029 |
Unified interface for voice, text or picture message authoring
A unified messaging interface and associated methods that enables mobile communication device users to initiate the creation of a message for a recipient without being required to explicitly...
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7359701 |
Method for conducting radiated performance tests of a wireless device
A method for conducting a radiated performance test on a wireless device comprising the steps of: establishing an interface from a test computer to the wireless device; establishing a data...
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7359334 |
Apparatus, program and method for efficient data transmission with a wireless communications module
A computer device, according to the present invention, includes: a power source judging means for judging whether power is supplied from an AC power source to the computer device capable of...
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7359351 |
Wireless audio/video equipment and channel selecting method thereof
An A/V equipment and a channel selecting method are disclosed, wherein the A/V equipment forms a wireless network by using information of each channel obtained by scanning each channel of a...
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7359676 |
Systems and methods for adaptively scanning for wireless communications
This application is directed to systems and methods for adaptively scanning for wireless communications. Scan data associated with scanning one or more wireless network channels based upon a scan...
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7359459 |
System and method for low power clear channel assessment
A method is provided for performing a clear channel assessment in a local device. The local device receives signal energy in a wireless channel and splits the received signal energy into a real...
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7356355 |
Wireless base station for reducing interference from a control signal emitted by another wireless base station
A signal processing unit 50 in a wireless base station forms an omni-directional pattern to intermittently transmit a control signal, forms an antenna array pattern to receive a control signal from...
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7356340 |
System and method for wireless coverage detection
A system and method is shown for determining the spatial boundary of certain measurable phenomena, such as broadcast signals, at various locations within geographical areas covered by the...
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7353020 |
Radio access point testing apparatus and method of testing radio access point
A reception sensitivity is measured at a high precision. An access terminal function portion includes the transmitter part and receiver part of a communication terminal in a radio communication...
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7353002 |
Measuring a talking quality of a communication link in a network
Device and method for measuring a talking quality of a communication link in a communications network ( 10 ). The device comprises measurement means ( 22; 31, 36 ) connected to the communication...
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7349670 |
Modular wireless test architecture and method
A modular test chassis for use in testing wireless devices includes a backplane and a channel emulation module coupled to the backplane. The channel emulation module comprises circuitry for...
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7349707 |
Wireless communication apparatus with relative distance estimation means
A wireless communications system including a mobile terminal and a mobile receiver. The receiver includes: a reception level acquisition section for acquiring reception levels of wireless signals,...
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7349370 |
Method for managing neighbor nodes and setting a routing path in a mobile ad-hoc network environment and network apparatus using the same
A method and network apparatus for setting a routing path and managing a neighbor node in mobile ad hoc, network environment are provided. The method for setting a routing path in mobile ad hoc...
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7349718 |
Portable telephone set
A first housing 14 is provided with a first and a second terminals 11 a, 11 b to be connected with a first and a second external antennas. A second housing 13 is connected via a coaxial...
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7346313 |
Calibration of I-Q balance in transceivers
Transceivers using direct conversion between baseband and RF have become popular for low-cost designs. Bandwidth-efficient modulations employ information on both phases of the carrier, and for...
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7343136 |
Apparatus for detecting environmental conditions for a structure or article
An apparatus for detecting environmental conditions for a structure or article. The apparatus comprises one or more sensors for sensing conditions at the component or articles and producing one or...
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7343147 |
Method and apparatus for powering and loading software into a battery-less electronic device
Automated software loading into a battery-less mobile phone is accomplished through attachment of a special non-standard USB On-The-Go cable to a serial connector of the mobile phone, thereby...
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7342882 |
Apparatus and method for transmitting reverse packet data in mobile communication system
In an apparatus for controlling reply signal transmission in a reply signal transmitter that generates and transmits a reply signal according to an error check in packet data received through a...
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7340217 |
Positional information providing apparatus communication terminal mobile communication terminal and positional information providing method
A positional information service server selects a measuring system most suitable for measuring quality conditions received from a terminal requesting measurement when able to measure position of a...
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7340257 |
Maximum likelihood estimation of the channel coefficients and of the DC offset in a digital baseband signal of a radio receiver using the SAGE algorithm
The proposed iterative method concurrently calculates maximum likelihood estimated values for the channel coefficients (h 0 , . . . , h L ; θ h ) and the DC offset (d; θ d ) on the basis of a...
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7340218 |
Pulsed signal device characterization employing adaptive nulling and IF gating
A receiver channel, test system and method employ adaptive nulling to filter a targeted frequency component from a pulsed signal to produce a filtered pulsed signal. The filtered pulsed signal...
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7340234 |
UWB transmitting and receiving device for removing an unnecessary carrier component in a transmission signal spectrum
An Ultra Wide Band (UWB) transmitting and receiving device that includes a Digital Signal Processor (DSP) for implementing a DC offset cancellation algorithm, an adder for adding a baseband...
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7340248 |
Calibration apparatus
In a calibration apparatus, which calibrates the phases of main signals input to each of the antenna elements of an array antenna, a calibration signal generation portion generates calibration...
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7339994 |
Method and apparatus for fast convergent power control in a spread spectrum communication system
A system and method for adjusting the power control target for a spread-spectrum communication system is disclosed. A preferred embodiment comprises correcting the power control target based upon...
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7340219 |
Method and system for multisite RF transceiver testing
According to one embodiment of the invention, a system for testing electronic devices includes a first RF source operable to output a first signal, a second RF source operable to output a second...
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7340268 |
Reliability determination and combining of power control commands received in a wireless communication system
The reliability of transmit power control (TPC) commands received from a transmitter is determined based on a TPC target value. The TPC target value is derived based on a TPC threshold and possibly...
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7336932 |
Narrow band communication vehicle-mounted apparatus
The present invention provides a narrow band communication vehicle-mounted apparatus capable of performing communication in which there are normally no discrepancies with on-road systems when the...
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7336946 |
Method for downloading information data in wireless local loop system
A method for downloading information to mobile communication terminals utilizes a paging channel. The method includes demanding, at a base station, a download operation to multiple mobile stations,...
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7336968 |
IPT X11 mediation layer and process
The present invention discusses a method and apparatus for providing customer information, such as a physical address etc., to a call destination, such as a Public Safety Answering Point (PSAP),...
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7333774 |
Method of optimizing wireless communication links using stored channel characteristics of different locations
Techniques for location-assisted wireless communication use real-time location(s) of wireless transceiver(s) together with stored location-indexed channel information to improve communication over...
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7333051 |
Methods and devices for determining the linearity of signals
A method (for example, machine-implemented, e.g., via a receiver), for determining whether a transmitted pulsed-signal is a linear or non-linear frequency modulated (FM) signal, includes:...
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7333813 |
Methods and devices for assigning mobile devices to base stations in the presence of interference
Mobile devices are assigned to their correct base stations after taking into consideration interference from all other mobile devices. The resulting assignments are more efficient than previous...
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7333794 |
Real-time network analysis and performance management
Disclosed embodiments include a method for analyzing the performance of a wireless communications network and adjusting parameters in the wireless communications network. In one embodiment, the...
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7333775 |
Method for detection of radio communication terminals
A method detects which radio communication terminals use interference suppression procedures, in a radio communication system. Here radio communication terminals periodically return measurement...
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7330723 |
Communication performance calculation method and communication performance calculation apparatus in mobile communication system, and blocking probability calculation method and blocking probability calculation apparatus in communication system, and recording medium
A subdivision data holding unit holds data of transmission power Pi and traffic intensity Ai of each subdivision. A propagation associated data holding unit holds data used for calculating received...
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7330699 |
Method and apparatus for providing multicast services in a wireless communication environment
Method for multicasting messages to users of a wireless communication system includes the steps of establishing a power ratio threshold for transmitting the messages, measuring respective power...
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7327986 |
System and method for vehicle delay notification using a mobile telecommunications network
A system and method of vehicle delay notification. The method includes determining a vehicle delay, determining that the vehicle delay meets or exceeds a delay threshold, determining one or more...
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7327687 |
Wireless network virtual station address translation with external data source
A method and system for the capture of data files transmitted over a wired network by a data traffic generator. The mapping and/or translation of network addressing data contained within the...
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7327984 |
Device and method for measuring receive sensitivity of communication system including receive-only path
Disclosed is a device ( 200 ) and a method for measuring a receive sensitivity of a communication system having a transmit and receive path and a receive-only path, like a base station ( 100 )...
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7327985 |
Mapping objective voice quality metrics to a MOS domain for field measurements
A processing unit and method are described herein that are capable of estimating a quality of a speech signal transmitted through a wireless network. The processing unit uses a logistic function to...
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7328262 |
Telecommunications network subscriber experience measurement
In a mobile network a packet interface ( 103 ) is monitored by a tap ( 160 - 163 ) in a non-intrusive manner. Captured transaction data is uploaded to a probe ( 155 - 158 ) linked to one or more...
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