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7392018 |
Channel estimation applique for wireless communications
A test signal generator at a transmitter station and a facsimile generator at a receiver station go through an acquisition and tracking process which aligns the two signals, removing errors in the...
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7372920 |
Method for detecting a signal and receiver system for the implementation of the method
The method seeks a high-performance detection of a signal burst transmitted on the initiative of a sender on a radio channel listened to by a receiver system. The transmitted burst represents a...
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7369846 |
Delivery of mobile station operational and self-performance test results to network in response to encrypted request message
A set of performance-related data that represents both normal and abnormal conditions in the network is determined and stored in a mobile station MS. The set or a sub-set of this data is...
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7369813 |
Fast calibration of electronic components
The number of measurements needed to calibrate an electrical device is reduced. Apparatus and methods minimize output of one or more unwanted signals by determining a calibration setting, in a...
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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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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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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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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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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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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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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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7330697 |
Installation technique for a multiple input multiple output (MIMO) wireless communications systems
Techniques for facilitating and reducing the costs associated with the installation of a wireless broadband communications system. In one mode of operation, the system employs a first transceiver...
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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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7319847 |
Bitwise monitoring of network performance
The present invention provides for a method and system for measuring data quality of service in a wireless network using multiple peripatetic (i.e. mobile) and/or stationary, unattended, position,...
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7313402 |
System and method for evaluating accuracy of an automatic location identification system
A method ( 38 ) and system ( 56 ) evaluate the accuracy of an Automatic Location Identification (ALI) system ( 36 ) deployed within an environment ( 20 ) and configured to location a wireless...
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7310504 |
IF frequency response characterization employing overlapping frequency bands
A method and system characterizes an IF response of a receiver under test, such that an effect on the characterization by errors associated with uncertainties in knowledge of an RF stimulus signal...
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7298396 |
Apparatus and method for monitoring transmission systems using embedded test signals
A monitoring system for an RF transmission system, such as a multi-channel television broadcasting antenna feed system, gathers data about the physical and electrical condition of the RF...
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7289802 |
Communication terminal performance measurement system having effective trace information display function and communication terminal performance measurement method
An acquisition section acquires trace information including a plurality of log information having information on contents and types of log information based on message information of test signals...
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7286829 |
Base station selecting method in wireless network
In a wireless network base station design method for selecting an optimal base station in a wireless network design system, a sample point and a candidate base station area are determined according...
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7286802 |
Wireless simulator
There is disclosed a simulator for mobile terminals within the context of a wireless network, for the purpose of testing the basestations. Channel impairments are effect during baseband processing.
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7283816 |
Apparatus and process for a universal diagnostic monitor module on a wireless device
A wireless device includes a communications processing engine having a plurality of diagnostic data relating to the operation of the wireless device on a wireless network; a computer platform...
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7280805 |
LO leakage and sideband image calibration system and method
A system or method for calibrating an RF transmitter includes inputting a test tone to the RF transmitter. LO leakage calibration is performed on an output of the RF transmitter with the test tone...
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7280803 |
Monitoring network performance using individual cell phone location and performance information
A system and method of collecting call data from a Mobile Telephone Switching Office and combining this data with location information of a wireless device (or devices) to generate information...
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7277707 |
Radio telecommunications network, and a method of selecting base station antennas for connection with a mobile user terminal
In the method provided, test transmissions between the mobile user terminal and base station antennas are made, and the received test transmissions processed to determine respective signal path...
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7277478 |
Method for transmitting data between a base station and a transponder
In known methods for the transmission of data, the data transmission rate is reduced by bit errors especially at high carrier frequencies. In the new method, the data transmission rate can be...
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7269404 |
Radio-frequency receiving apparatus
The subject invention provides a radio-frequency receiving apparatus including a built-in test signal source for producing a radio-frequency test signal. This structure achieves cost reduction, as...
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7266348 |
Tire air pressure detection system
A tire air pressure detection system, able to prevent a strong electric field or strong radio interference from affecting transmitters and causing mistaken data relating to tire air pressure to be...
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7251456 |
Wireless module simulator
Allowing a wireless network application to execute, as during development and testing, as if connected to a wireless network using wireless modems without requiring physical access to or presence...
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7248894 |
Data transfer system
A data transfer system has one or more mobile stations each wearable by a living being for transmitting signals containing physiological information of the living being in response to a start...
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7248868 |
Method and system for improved monitoring, measurement and analysis of communication networks utilizing dynamically and remotely configurable probes
In a method and system, one or more communication devices within a communication network are provided with a dynamically and remotely configurable probe element, implemented at least partially in...
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7248838 |
Wireless communication system within a system on a chip
A communication system for transmitting data between cores embedded in an integrated circuit on a silicon chip. Communication system includes transmitter circuitry for wirelessly transmitting data...
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7245879 |
Apparatus and associated methods to perform intelligent transmit power control with subcarrier puncturing
An apparatus and associated methods to perform intelligent transmit power control with subcarrier puncturing in a multicarrier wireless communication channel is generally disclosed.
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7242944 |
Method and system for dynamically re-homing a base transceiver station
The method and system provides for receiving at a local base transceiver station a wireless signal and for routing that signal from the local base transceiver station to a remote base station...
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7242908 |
Method and arrangement for channel estimation in a wireless communication system
A method and arrangement ( 100 ) for PRACH burst channel detection in a UTRA TDD wireless communication system in which training sequences are constructed from a single periodic base code. Unwanted...
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7239849 |
Adaptive communication methods and apparatus
Possible deficiencies of a communication link are detected and automatically counteracted, at least to some degree. The deficiencies addressed can include phase shift and attenuation compensation....
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7236778 |
System and method for testing transceivers
A method includes communicating a first signal at a transmitter. The first signal has a first frequency. The method also includes receiving a second signal at a receiver. The second signal has a...
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7231210 |
Method and apparatus for automatically generating call flow test scripts
The invention comprises a method and apparatus for generating at least one test script for testing at least one service. Specifically, the method comprises obtaining information associated with at...
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7228105 |
Field test chamber arrangement
A measurement arrangement for accurate and repeatable measurement of transmission and reception characteristics of a communication device. The arrangement comprises an at least partly conductive...
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7224942 |
Communications system employing non-polluting pilot codes
Transmitting non-polluting dummy pilot signals in a wireless communication network permits estimation of the downlink propagation channels between a number of joint transmitters and a lesser number...
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7224941 |
System and method for multi-path simulation
The present invention provides a system and method for multi-path simulation that employs a shielded anechoic chamber to avoid external electromagnetic interference and other uncontrollable...
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7224940 |
Frequency modulating device of an integrated circuit and a method of measuring modulated frequency
A frequency modulating device includes a frequency generator for generating a frequency-modulated, first carrier and an input terminal to which a non-modulated second carrier is input. An amplifier...
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7218895 |
System, method, and apparatus for testing voice quality in a communication network
A method includes receiving one or more test signals at a first gateway from a second gateway. The method also includes comparing the one or more test signals to one or more expected signals. In...
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7212815 |
Quality evaluation method
The invention relates to a method for evaluating the quality of a signal transmission path ( 2 ) presenting non-linear distortions. According to said method a specified test signal is sent from a...
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7209710 |
Bandwidth management in a wireless measurement system using statistical processing of measurement data
A system and method is disclosed for managing bandwidth in a wireless probe measurement system that may include receiving an indicator at the wireless probe to begin taking measurements of one or...
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7206548 |
Method and system for network-based remote control and testing of wireless communication devices
A method and system for remote testing of a wireless communication device (WCD). The WCD is communicatively linked in a test environment with a host computer that communicates over a...
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7206546 |
Method of rejecting interference disturbing the reception of a satellite radio signal
The invention proposes a method of rejecting interference disturbing the reception by means of a reception system, of a signal emanating from a transmission system, the method comprising a...
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7203495 |
Base station transmission power control system, mobile station and base station
In soft hand over in a code division multi access mobile radio communication system, interference in a down link caused by transmission from a plurality of base stations for one mobile station, can...
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7203462 |
Antenna unit and radio base station therewith
Phase and amplitude deviations, which are generated, for example, by cables connecting an array antenna of a CDMA base station and the base station, are calibrated in the baseband. The base...
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7203460 |
Automated test of receiver sensitivity and receiver jitter tolerance of an integrated circuit
An automated test system ( 20 ) for testing a high-speed communications integrated circuit ( 10 ), such as a serializer/deserializer, is disclosed. The system ( 20 ) is able to test the parameters...
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