Patents
Patents for H04B 17 - Monitoring; Testing (29,423)
07/2005
07/27/2005CN2713477Y Automatic calibrator for power current sampling precision
07/27/2005CN1647414A Channel quality feedback for power control in a CDMA system
07/27/2005CN1645763A Antenna selection system and method, and radio communication apparatus using the same
07/27/2005CN1212714C Automatic calibration and synchronization method using in digital asynchronous communication transmission system
07/26/2005US6922563 Method for detecting a shield in predicting radio wave propagation characteristics and system for use with the same method
07/26/2005US6922553 Method and circuit for obtaining field strength information
07/26/2005US6922551 Interference prevention in a radio communications system
07/26/2005US6922549 Error vector magnitude selection diversity metric for OFDM
07/26/2005US6920865 Mechatronic vehicle powertrain control system
07/21/2005WO2005067320A1 Apparatus and method for monitoring transmission systems using off-frequency signals
07/21/2005WO2005067184A1 Noise filtering edge detectors
07/21/2005WO2005067174A1 Receiver and transmitter/receiver
07/21/2005WO2005066647A1 Cdma integrated circuit demodulator with build-in test pattern generation
07/21/2005WO2005065056A2 A method for traffic indication and channel adaptation for the sleep mode terminals, and an apparatus thereof
07/21/2005WO2005026877A3 Methods and apparatus for determining device integrity
07/21/2005WO2005013536A3 Method for outer loop power control when no cyclic redundancy check results are available on the coded composite transport channel
07/21/2005US20050160181 Method of communications between MIMO stations
07/21/2005US20050159177 Control of transmit power of a radio frequency integrated circuit
07/21/2005US20050159147 Apparatus and method for taking measurements in universal mobile telecommunications system user equipment
07/21/2005US20050159127 Antenna selection system and method, and radio communication apparatus using the same
07/21/2005US20050159126 Apparatus and method of interruptible analog input
07/21/2005US20050159125 One or more openly visible indicators that display wireless network signal strength
07/21/2005US20050159124 Distortion reduction calibration
07/21/2005US20050159116 Method of self-calibration in a wireless transmitter
07/21/2005US20050159111 System and method for determining data transmission path in communication system consisting of nodes
07/21/2005US20050159110 Channel quality feedback mechanism and method
07/21/2005US20050157740 Wireless communication device, interference source estimation method and channel selection method
07/21/2005DE10104926B4 Verfahren zur parallelen Simulation von Mobilfunknetzen Method for parallel simulation of cellular networks
07/21/2005CA2552399A1 A method for implementing the synchronization of the timing sources in the network
07/20/2005EP1555761A1 Apparatus and method for estimating interference and noise in a communication system
07/20/2005EP1554658A2 Passive optical network address association recovery
07/20/2005EP1554653A1 Repeat digital message transmission between a microprocessor monitoring circuit and an analyzing tool
07/20/2005EP1554597A2 Procedure for detection of an interfering multi-path condition
07/20/2005EP1514368B1 Signal analyser and method for displaying powers of code channels with orthogonal transmit diversity
07/20/2005EP1360773B1 Signal processing
07/20/2005EP1062754B1 Testing device and method
07/20/2005EP1025667B1 Method and system for assessing, at reception level, the quality of a digital signal, such as a digital audio/video signal
07/20/2005CN2711993Y Centralized monitoring automatic warning system for communication equipment
07/20/2005CN1643866A A multiple channel wireless receiver
07/20/2005CN1643830A An in-home receiver system
07/20/2005CN1643807A Method and device for estimating signal interference ratio
07/20/2005CN1642159A Apparatus and method for estimating interference and noise in a communication system
07/20/2005CN1642075A System and method for protecting received and transmitted data by parity check bit
07/20/2005CN1642048A Method and apparatus for realizing remote wireless monitoring via wireless network
07/20/2005CN1642047A Configuration for detecting radiofrequency module working state and its method
07/20/2005CN1642046A Monitoring tool and method for testing infrared ray function
07/20/2005CN1642045A Automatic testing method for modulating and demodulation unit and its testing system
07/20/2005CN1642035A Receiving device, receiving method and program
07/20/2005CN1211960C System and method for supervising repeater by using wireless mobile station
07/20/2005CN1211959C Method of performing channel simulation, and channel simulator
07/20/2005CN1211958C Estimating indicator for communication path and communication system thereof
07/19/2005US6920402 Technique for determining performance characteristics of electronic devices and systems
07/19/2005US6920321 Measuring method for communication device
07/19/2005US6920288 Method for automatically provisioning a network element
07/14/2005WO2005064872A1 Method and system for wireless communication networks using cooperative relaying
07/14/2005WO2005064807A1 Signal-to-interference ratio estimation for cdma
07/14/2005WO2005064803A1 Radio communication device in radio local area network and radio communication method
07/14/2005WO2005064802A1 Method of allocating resources in telecommunications system, transceiver, computer program, and telecommunications system
07/14/2005WO2005062698A2 System and method for managing protocol network failures in a cluster system
07/14/2005US20050154955 System and method for adjusting soft decision thresholds in a soft-decision error correction system
07/14/2005US20050153703 Method of allocating resources in telecommunications system transceiver, computer program, and telecommunications system
07/14/2005US20050153697 Method and system for dynamic soft handoff resource allocation in a wireless network
07/14/2005US20050152480 Apparatus and method for estimating interference and noise in a communication system
07/14/2005US20050152320 Wireless communication method and apparatus for balancing the loads of access points by controlling access point transmission power levels
07/14/2005US20050152317 Joint packet detection in wireless communication system with one or more receiver
07/14/2005US20050152313 Method for clear channel assessment optimization in a wireless local area network
07/14/2005US20050152276 Method and system for sensing alarm in an asynchronous transfer mode network
07/14/2005DE102004042779A1 Verfahren und System für eine Rauschreduktion bei Messempfängern unter Verwendung einer automatischen Rauschsubtraktion Method and system for noise reduction in test receivers using an automatic noise subtraction
07/14/2005DE10138979B4 Verfahren zur Überprüfung der von einem Nachbarsensor beeinflussten ZF-Bandbreitensteuerung eines Hörrundfunkempfängers Method for checking the sensor affected by a neighbor IF bandwidth control of a Hörrundfunkempfängers
07/13/2005EP1553707A1 Radio reception device and sir calculation method
07/13/2005EP1552716A1 Method to evaluate whether a time delay is better than a time limit
07/13/2005EP1552712A1 System and method fo operation for network overlay geolocation system with repeaters
07/13/2005EP1552629A2 Multipath signal strength indicator
07/13/2005EP1350346A4 Pre-testing and certification of multiple access codes
07/13/2005CN2710262Y Network safety monitoring system
07/13/2005CN2710261Y Multifunction hand terminal apparatus for power network monitoring management system
07/13/2005CN2710260Y Radio transmission terminal system
07/13/2005CN1640157A Method and apparatus for acquiring a carrier frequency in a CDMA communication system
07/13/2005CN1640077A A method and system for providing a single unified channel quieting/measurement request element in an 802.11 wireless local area network
07/13/2005CN1640025A Radio base station apparatus
07/13/2005CN1640016A Radio device, radio device calibration system, calibration method, and calibration program
07/13/2005CN1639992A Distortion reduction calibration
07/13/2005CN1639580A Method and apparatus for creating and testing a channel decoder with built-in self-test
07/13/2005CN1638522A Method for acknowledging copy of mobile communication terminal
07/13/2005CN1638356A Transmitter device and relay device for performing data transmission control
07/13/2005CN1638342A System and method for managing protocol network failures in a cluster system
07/13/2005CN1638296A Digital audio frequency broadcasting receiver
07/13/2005CN1210910C Method for analysing and displaying alarm in a communication system and system thereof
07/13/2005CN1210890C Method and device for evaluating radio signal
07/13/2005CN1210889C Calibration system for array antenna receiving apparatus
07/07/2005WO2005062531A1 A mobile monitor-collecting terminal for realizing audio/video monitoring service and the related communication system and method
07/07/2005US20050148302 Method of measuring receiver sensitivity, and transceiver
07/07/2005DE10360882A1 Optimizing transmission performance of radio communication system esp. mobile system in building, requires artificial RF channels variation
07/07/2005CA2550865A1 Mobile monitor-collecting terminal and communication system for realizing audio/video monitoring service and method therof
07/06/2005EP1551122A1 Synchronous follow-up device and method
07/06/2005EP1551114A1 Adaptive array radio communication apparatus, reception level displaying method, reception level adjusting method, reception level displaying program, and reception level adjusting program
07/06/2005EP1550250A1 Method and system for interference assessment and reduction in a wireless communication system
07/06/2005EP1388227B1 Signal generator with display unit
07/06/2005EP1374455B1 Polarized wave measuring apparatus, and antenna characteristic measuring apparatus and radio wave measuring apparatus using the same
07/06/2005EP1171969A4 Method and apparatus employing wireless remote loopback capability for a wireless system repeater