Patents
Patents for H04B 17 - Monitoring; Testing (29,423)
10/2007
10/02/2007US7277674 Data monitoring system and method using a single time axis with time information provided by a GPS receiver
10/02/2007US7277633 Receiving error rate control device
10/02/2007US7277418 Process for determining a time lapse between a trigger signal and a pilot sequence of a CDMA high frequency signal
10/02/2007CA2244493C Wireless butt set
09/2007
09/27/2007WO2007107495A1 Method and apparatus for performing adaptive power efficient radio environment measurements
09/27/2007WO2006023558A3 Methods and systems using signaling period signals
09/27/2007US20070226760 Audio data receipt/exposure measurement with code monitoring and signature extraction
09/27/2007US20070225581 Signal processing apparatus
09/27/2007US20070225042 Communication Device, Calibration Method, and Program
09/27/2007US20070225039 Wireless Node Location Mechanism Using Antenna Pattern Diversity to Enhance Accuracy of Location Estimates
09/27/2007US20070225027 Initial downlink transmit power adjustment for non-real-time services using dedicated or shared channel
09/27/2007US20070224958 Receiver circuit and receiver circuit testing method
09/27/2007US20070224942 Radio-Frequency Receiver Device
09/27/2007US20070224940 Reducing electromagnetic interferences
09/27/2007US20070223569 Digital signal analysis program and waveform display apparatus
09/27/2007US20070222629 Load Impedance Defection System for Transmitter
09/27/2007CA2646234A1 Signal jamming avoidance method for a frequency hopping communication system
09/26/2007EP1784658A4 Antenna array calibration
09/26/2007EP1389402B1 A method and apparatus for link quality estimation in a mobile communication network
09/26/2007EP1228598B1 A method and apparatus for the detection and classification of collisions on a shared access rf network
09/26/2007CN200953641Y Base statio testing device
09/26/2007CN101044694A Method and system for measuring a rise-over-thermal characteristic in a communication network
09/26/2007CN101043690A Band measurement device, band measurement method and computer program
09/26/2007CN101043671A Method and system for controlling user terminal to read system message
09/26/2007CN101043660A Method for realizing end-to-end encrypting call in cluster system
09/26/2007CN101043654A Emergent information instant receiving method and apparatus, and mobile terminal
09/26/2007CN101043407A Method and system for enquiring data of sensor network and sensor node
09/26/2007CN101043371A Method for reporting board performance data of equipment
09/26/2007CN101043369A Service gradation based loss distribution method
09/26/2007CN101043277A Pulse synchronized method and module in receptivity test of mobile communication terminal
09/26/2007CN101043234A Method for realizing up-down link power control in intellect antenna simulation system
09/26/2007CN100340074C 光传输系统 The optical transmission system
09/25/2007US7274945 Transmission channel selection apparatus
09/25/2007US7274936 Method and apparatus for measuring channel quality using a smart antenna in a wireless transmit/receive unit
09/25/2007US7274930 Distance determination program for use by devices in a wireless network
09/25/2007US7274920 Methods and apparatus for reducing signal interference in a wireless receiver based on signal-to-interference ratio
09/25/2007US7274875 Optical channel power equalizer
09/25/2007US7274872 System and method for subcarrier modulation as supervisory channel
09/25/2007US7274871 Optical transmission system with raman amplifiers comprising a supervisory system
09/25/2007US7274731 Non-chronological system statistics
09/20/2007WO2007070823A3 A system and method to monitor broadband radio frequency transport systems
09/20/2007US20070218958 System and methods for adaptively switching a mobile device's mode of operation
09/20/2007US20070218843 Wireless communication system, transmitting device and receiving device
09/20/2007US20070218842 System and method for updating diversity set in a communication system
09/20/2007US20070217495 Apparatus and method for measuring SINR in mobile communication system using preambles
09/20/2007US20070216570 Method and apparatus for signal detection
09/20/2007DE102006012797A1 Unterbrechungsdetektion bei einer Trägerphasen-Messung Interruption detection at a carrier phase measurement
09/19/2007EP1835645A1 System and method using adaptive antennas to selectively reuse common physical channel timelots for dedicated channels
09/19/2007EP1671447B1 Bad frame indicator in gsm mobile system
09/19/2007CN101040446A Wireless appliance communication with detection and capture algorithm
09/19/2007CN101039497A Method and system for measuring bandwidth channel
09/19/2007CN101039495A Method, system and base station for realizing forward signal quality monitoring
09/19/2007CN101039153A Device and method for detecting period signal
09/19/2007CN101038314A Measuring method of MAT radiation emission
09/19/2007CN101038313A Method for measuring RARTUT specific absorption rate in MAT
09/18/2007US7272522 Method and systems for optimizing high-speed signal transmission
09/18/2007US7272417 Systems and methods for implementing fully redundant antenna hopping with multi-carrier power amplifiers and combining schemes within a base station
09/18/2007US7272359 Communicating signals according to a quality indicator using multiple antenna elements
09/18/2007US7272308 Method of WDM channel tagging and monitoring, and apparatus
09/18/2007US7272307 Virtual protection channel for fiber optic ring network
09/18/2007US7272121 Methods and apparatus for a modular wireless system
09/13/2007WO2007101338A2 Non-data-aided channel estimators for multipath and multiple antenna wireless systems
09/13/2007US20070213087 Method of transmitting pilot tones in a multi-sector cell, including null pilot tones, for generating channel quality indicators
09/13/2007US20070213021 Frequency modulation radio receiver including a noise estimation unit
09/13/2007US20070213020 Signal conditioning circuit between an optical device and a processing unit
09/13/2007US20070213009 Wireless transmission system and method
09/13/2007US20070213006 Wireless transceiver system
09/13/2007US20070211795 Jitter measurement apparatus, electronic device, and test apparatus
09/13/2007DE102006009634A1 Vehicle telematics devices diagnosing method, involves testing receiving and processing functions of telematics devices by measuring devices, and fixing vehicle in defined position to stationary antennas for time of diagnosis
09/13/2007CA2644797A1 Non-data-aided channel estimators for multipath and multiple antenna wireless systems
09/12/2007EP1833276A2 Television apparatus
09/12/2007EP1833266A2 Distributed communications network management and control system
09/12/2007EP1832020A2 Diagnostics and self-healing in a wireless communications device based on peer-to-peer signaling and emulation
09/12/2007EP1502453A4 Method and apparatus for estimating signal quality for uplink interference avoidance
09/12/2007EP1290804A4 Digitized automatic gain control system and methods for a controlled gain receiver
09/12/2007CN200947662Y Dual channel radio monitoring and coherent interference direction station equipments
09/12/2007CN101036327A System and method capable of closed loop MIMO calibration
09/12/2007CN101036326A Estimation of received signal strength
09/12/2007CN101036325A Method and system for calibrating the transmission and/or reception of mobile radio devices
09/12/2007CN101035387A Testing method of multi-access terminal channel restraint
09/12/2007CN101035352A Measurement method for MAT conduction stray radiation
09/12/2007CN101035226A Television apparatus
09/12/2007CN101035020A Communication adaptation layer system and method for obtaining the network element information
09/12/2007CN101034947A Mobile phone thimble-type RF calibration clamp
09/12/2007CN101034946A System for determining radiated radio frequency(RF) receiver sensitivity and related methods
09/12/2007CN101034945A System for determining total isotropic sensitivity(TIS) and related methods
09/12/2007CN101034944A Multi-task and multi-user radio monitoring receiver and monitoring system
09/12/2007CN101034920A Reverse link initial power setting
09/12/2007CN101034919A Reverse link initial power setting
09/12/2007CN101034910A Wireless receiving and transmission system
09/12/2007CN101034908A Device for transmitting and receiving data and method for analyzing received data
09/12/2007CN100337485C An adjusting apparatus and method for send-receive channel of wireless communication system
09/12/2007CN100337484C Synchronous error measuring method and apparatus with envelope elimination and digital power amplifier restoration
09/11/2007US7269437 Transmission power control circuit using W-CDMA method
09/11/2007US7269427 Transmitter location for ultra-wideband, transmitted-reference CDMA communication system
09/11/2007US7269406 Methods and apparatus for providing information indicative of traffic delay of a wireless link
09/11/2007US7269404 Radio-frequency receiving apparatus
09/11/2007US7269400 Wireless peripheral interface with universal serial bus port
09/11/2007US7269397 Method and apparatus for measuring communications link quality
09/11/2007US7269396 Method and device for suppressing multipath interference in a receiver for electromagnetic waves