Patents
Patents for H04B 17 - Monitoring; Testing (29,423)
02/2005
02/02/2005CN1574710A Optical communication system, optical communication apparatus, and optical cable
02/02/2005CN1574689A Antenna weighting estimating method, and mobile communication terminal
02/02/2005CN1574672A Data transfer apparatus for low voltage differential signaling
02/02/2005CN1187995C Transmission method and device for implementing wireless monitoring in digital mobile communication network
02/02/2005CN1187935C Multicasting method, multicasting system, mobile station and base station
02/02/2005CN1187927C Wireless receiver estimating interference power
02/02/2005CN1187919C Orthogonal frequency-division multiplexing communication apparatus and propagation path estimating method
02/02/2005CN1187915C Method for detecting impulse interference in digital signal transmission
02/01/2005US6850851 Method and device for near-field measuring of non-controlled radiation
02/01/2005US6850736 Method and apparatus for reception quality indication in wireless communication
02/01/2005US6850735 System and method for signal classiciation of signals in a frequency band
02/01/2005US6850500 Transmission power level estimation
02/01/2005US6850238 Display of code power levels and relationships of multiple spreading factor orthogonal codes in a CDMA signal
02/01/2005CA2195521C Antenna and feeder cable tester
01/2005
01/27/2005WO2005008926A1 Method of simulating radio channel, and device
01/27/2005US20050020266 Distance determination apparatus for use by devices in a wireless network
01/27/2005US20050020238 Computer based multi-channel radio system and user interface
01/27/2005US20050018597 Radio base station apparatus
01/27/2005US20050016823 High speed channel selector switch
01/26/2005EP1501327A1 Method to estimate the interference signal code power (ISCP) in a TD-CDMA system
01/26/2005EP1501018A2 Connection apparatus for computer peripheral device
01/26/2005EP1500943A1 High speed channel selector switch
01/26/2005EP1500290A1 Testing mobile telephone terminals
01/26/2005EP1500230A1 Pre-notification of potential connection loss in a wireless local area network
01/26/2005EP1303999A4 Method and system for monitoring and controlling working components
01/26/2005EP0992136B1 Method for searching for useable transmission frequencies for television and radio broadcasting systems
01/26/2005CN1572079A Method and device for data communication in a multi-user system
01/26/2005CN1572064A Sir measurement device and method
01/26/2005CN1571571A A short message sending-receiving method for simulative mobile terminal and simulative sending-receiving method
01/26/2005CN1571549A An adjusting apparatus and method for array antenna send-receive channel
01/26/2005CN1571534A An adjusting apparatus and method for send-receive channel of wireless communication system
01/26/2005CN1571445A A performance calling test method
01/26/2005CN1571369A Method for ensuring consistency between controlled users of snooping network side and snooping triggering side
01/26/2005CN1571365A A method for judging high or low of intelligent service test coverage rate
01/26/2005CN1571311A Apparatus and method for symbol border detecting
01/26/2005CN1571289A Downstream synchronization monitoring apparatus and method for mobile terminal and application thereof
01/26/2005CN1571270A Self-calibrating apparatus and method in a mobile transceiver
01/26/2005CN1186891C Desired wave/interference power ratio measuring circuit and desired wave/interference power ratio measuring method
01/25/2005US6847828 Base station apparatus and radio communication method
01/25/2005US6847804 Apparatus and method for testing micropower short-wave frequency-modulated digital radio
01/20/2005WO2005006781A2 Criteria for base station selection, including handover, in a wireless communication system
01/20/2005WO2005006779A2 Unbiased signal to interference ratio in wireless communications devices and methods therefor
01/20/2005WO2005006637A2 Emulating system, apparatus, and method for emulating a radio channel
01/20/2005WO2005006569A2 Multiple format radio frequency receiver
01/20/2005WO2005006010A2 Apparatus, and associated method, for testing a mobile terminal in test conditions that emulate an operating environment
01/20/2005US20050014470 Method and apparatus for providing uplink signal-to-noise ratio (SNR) estimation in a wireless communication system
01/20/2005US20050013391 Signal quality estimation in a wireless communication system
01/20/2005US20050013355 System and method for measuring a high speed signal
01/20/2005US20050013283 Enhancements to periodic silences in wireless communication systems
01/20/2005DE10329060A1 Measurement device for measuring the power of multiple signals transmitted from a base station comprises a mobile phone terminal with a hard-wired, task-specific hardware unit for calculating a value characteristic of signal power
01/19/2005EP1499060A1 Signal quality estimation in a wireless communication system
01/19/2005EP1499032A1 Sir measurement device and method
01/19/2005EP1230754A4 Method and apparatus for estimating a channel parameter
01/19/2005EP1047947B1 Test device for testing a module for a data carrier intended for contactless communication
01/19/2005CN1568629A Method for enabling subscriber entity to actively communicate in a communication network
01/19/2005CN1568599A Methods and apparatus for identifying asset location in communication networks
01/19/2005CN1568029A Synchronous error measuring method and apparatus with envelope elimination and digital power amplifier restoration
01/19/2005CN1567997A Monitoring information communication method and monitoring method for cable television network equipments
01/19/2005CN1567874A A logical simulation method
01/19/2005CN1567801A Radio-frequency indicator testing method
01/19/2005CN1567756A Remote monitoring terminal for broadcast signal
01/19/2005CN1567755A A method for establishing connection between monitoring console and apparatus under monitoring
01/19/2005CN1567754A Apparatus and method for implementing automatic detection of communication interface time sequence
01/19/2005CN1567753A Error code automatic testing apparatus and method for communication equipment
01/19/2005CN1567752A A monitoring method
01/19/2005CN1567745A Method for resisting burst exception of upward total receiving power and downward total transmitting power
01/19/2005CN1185814C Method and system for bottom layer convergence testing of communication protocol
01/19/2005CN1185813C Method and device for testing and correcting the non-linear characteristics of channel
01/19/2005CN1185798C Method of measuring receiver sensitivity, and transceiver
01/18/2005US6845243 Method and system for assessing the susceptibility of a wireless communication channel to wind-induced fading
01/18/2005US6845192 Optical amplifying and relaying system
01/18/2005US6844841 Radio frequency link performance tool process and system
01/18/2005CA2307545C Supervisory system and method
01/13/2005WO2005004499A2 A system and method for excluding narrow band noise from a communication channel
01/13/2005WO2005004447A1 Ultra-wideband geographic location system and method
01/13/2005WO2005004378A1 An intelligent universal calibration logic in embedded high speed transceiver (serdes) applications
01/13/2005WO2004102349A3 Telecommunication diagnostic information management
01/13/2005WO2004100459A3 Method and tester for determining an error rate of a mobile radio device, especially for usf-bler
01/13/2005US20050009513 Apparatus and method for verifying diversity of a base station in a mobile communication system
01/13/2005US20050009471 Method and arrangement for fast frequency searching in broadband mobile radio receivers
01/13/2005US20050008109 Method and apparatus for simulating radio channel
01/13/2005US20050008100 Carrier to noise ratio estimations from a received signal
01/13/2005US20050008067 Detection apparatus and method
01/13/2005US20050007992 Wireless data communications
01/13/2005US20050007986 Outer-loop power control for wireless communication systems
01/13/2005US20050007248 Communication protocol for interconnected hazardous condition detectors, and system employing same
01/12/2005EP1496630A2 Apparatus and method for verifying diversity of a base station in a mobile communication system
01/12/2005EP1496567A1 Arrangement for calibrating transmission and/or reception of signals in a radio communications system
01/12/2005EP1495627A1 METHOD AND SYSTEM FOR QUALITY OF SERVICE (QoS) MONITORING FOR WIRELESS DEVICES
01/12/2005EP1114526B1 Method of identifying information addressed to a user in a communication system, and a communication system
01/12/2005EP0716798B1 A reception method, and a receiver
01/12/2005CN1564628A Method of predicting mobile applied communication quality
01/12/2005CN1564489A Testing method for limitting status machine of communication system
01/12/2005CN1564488A Method of positioning speech service fault of mobile system on-line
01/12/2005CN1184756C Universal testing method for broad band product interface single board
01/12/2005CN1184755C Intrustment with multi-channel telecommunication time scales testing and measuring capacibility
01/12/2005CN1184754C Instrument with self adaptable time scales characteristics for testing and measuring capacibility of telecommunication time scales test
01/11/2005US6842614 Network analyzer for measuring the antenna return loss in a live cellular network
01/11/2005US6842608 Response calibration scheme using frequency-shifted stimulus signals
01/11/2005US6842526 Adaptive noise level estimator