Patents
Patents for H04B 17 - Monitoring; Testing (29,423)
03/2009
03/18/2009CN100471092C Method for performance monitoring data according to forward error correction in communication network
03/17/2009US7505739 Automatic mode setting and power ramp compensator for system power on conditions
03/17/2009US7505738 Broadband receiver
03/17/2009US7505685 Wavelength-division multiplex communication system and apparatus
03/17/2009US7505533 Clock data recovery circuit with phase decision circuit
03/17/2009US7505441 Method for selecting an optimum access point in a wireless network on a common channel
03/17/2009US7505427 Apparatus and method for improving signal-to-noise ratio in a multi-carrier CDMA communication system
03/17/2009CA2605889A1 Method for alerting users to conditions affecting network service
03/12/2009WO2009032656A1 Receiver and method for blind adaptive thresholding using noise estimator
03/12/2009WO2009031959A1 A method of monitoring cells in wireless communication systems
03/12/2009WO2009031953A1 Improved signal quality measurement in a time division duplex system
03/12/2009WO2009030036A1 Multi-tiered quantization of channel state information in multiple antenna systems
03/12/2009WO2009030035A1 Quantized channel state information prediction in multiple antenna systems
03/12/2009US20090070649 Method and system for a transmitting antenna selection failure recovery mode
03/12/2009US20090068968 Multi-input multi-output transceiver with transmit power management based on receiver parameter and method for use therewith
03/12/2009US20090068958 Filter frequency characteristic detection device and filter frequency characteristic testing device
03/12/2009US20090068957 Rfid reader compensating leakage signal and compensating method thereof
03/12/2009US20090068956 Method and device for estimating reception quality in radio communication
03/12/2009US20090068955 Wireless communication device and communication method thereof
03/12/2009US20090067481 Identification of target signals in radio frequency pulsed environments
03/12/2009US20090067387 Wireless user equipment for use in reducing cross cell interference
03/12/2009US20090067374 Method for Traffic Indication and Channel Adaptation for Sleep Mode Terminals, and an Apparatus Thereof
03/12/2009DE112007001049T5 Prüfvorrichtung und Prüfverfahren Tester and test methods
03/12/2009DE102005034289B4 Verfahren zur Überwachung und Unterbrechung einer Funkverbindung A method for monitoring and interruption of a radio link
03/12/2009CA2698370A1 Multi-tiered quantization of channel state information in multiple antenna systems
03/11/2009EP2034638A1 Method and device for estimating reception quality in radio communication
03/11/2009EP2033467A1 System and method of performing cell measurements in a telecommunications system
03/11/2009EP2033345A2 Transient rf detector and recorder
03/11/2009EP2033344A1 Signal level estimation in radio communication system
03/11/2009EP2033328A1 Radio loop-back
03/11/2009EP2033263A1 Antenna array calibration
03/11/2009EP1894023A4 Radio frequency isolation container
03/11/2009EP1547254B1 Techniques for correcting for phase and amplitude offsets in a mimo radio device
03/11/2009EP1456983B1 Method for implementing a communication transceiver impairment emulator
03/11/2009EP1304011B1 Interference suppression procedure for a superordinate nmc by correlation of alarms with results of automatic tests
03/11/2009CN201207715Y RF test system and RF test circuit thereof
03/11/2009CN201207650Y 多路径仿真系统 Multipath simulation system
03/11/2009CN201207062Y Probe system for electromagnetic radiation
03/11/2009CN101385371A Method of controlling relay communication
03/11/2009CN101384062A Verification test method for timeslot interval at second switching point of repeater
03/11/2009CN101383691A Wideband digital channelized direction measuring device
03/11/2009CN101383667A Wireless field density test method based on correlation between sampling points
03/11/2009CN101383666A Power calibrating method suitable for multiple signal bandwidth
03/11/2009CN101383665A Method and device for estimating reception quality in radio communication
03/11/2009CN101383664A Waveform comparison quantization method
03/11/2009CN101383629A UWB receiver error rate performance optimizing method by noncoherent energy detection
03/11/2009CN100469186C Method and system for allocating channels in a cellular communiation network
03/10/2009US7502596 Mobile communication systems
03/10/2009US7502593 Radio communication system
03/10/2009US7502410 Method and system for controlling a notching mechanism
03/10/2009US7502407 Wireless communication and wireless communication apparatus
03/10/2009US7502406 Automatic power control system for a code division multiple access (CDMA) communications system
03/10/2009US7502347 Program for selecting an optimum access point in a wireless network
03/05/2009US20090061800 Multi-input multi-output transceiver with power consumption management based on receiver parameter and method for use therewith
03/05/2009US20090061782 Method for Measuring Multiple Parameters of a Signal Transmitted by a Signal Generator
03/05/2009US20090061778 Method and system for fractional frequency reuse in a wireless communication network
03/05/2009US20090060498 Method and Apparatus for Determining Fiber Characteristics in an Optical Communication Network
03/05/2009US20090060015 System and method for estimating noise power level in a multi-signal communications channel
03/05/2009US20090060014 System and method for automated link quality measurement for adaptive modulation systems using noise level estimates
03/05/2009US20090060010 Differential channel quality reporting
03/05/2009US20090059871 Time-to-Trigger Handling Methods and Apparatus
03/05/2009DE102008040898A1 Channel measuring system for wireless multi-input-multi output data transmission system, has synchronization sub-system producing transmitter and receiver starting signals that are synchronous to each other
03/05/2009CA2602896A1 Initiating diagnostics from any user communication terminal
03/04/2009EP2031780A2 Method and device for determining a used transfer capacity of a base station transmitter-receiver
03/04/2009EP2031779A1 Antenna cable disconnection detecting device for radio communication device for construction machine, and radio communication device for construction machine
03/04/2009EP2031778A1 Method of and device for equipment performance determination
03/04/2009EP2030387A1 Method for channel quality measures in a multiple antenna system.
03/04/2009EP2030347A2 Power display for communication signal and signal analyzer
03/04/2009EP2030340A1 Method and apparatus for path imbalance reduction in networks using high speed data packet access (hsdpa)
03/04/2009EP2030331A1 Fdd/tdd wireless link for unii band
03/04/2009EP1563620A4 Lower complexity layered modulation signal processor
03/04/2009EP1561291B1 Amplitude and phase matching for layered modulation reception
03/04/2009EP1228580B1 Method for monitoring transmission quality
03/04/2009CN201204697Y Remote test device for mobile communication network shrouding effect based on digital voice technology
03/04/2009CN201204583Y Electrically tunable filter device with frequency calibration function
03/04/2009CN101379740A Phase correction in a test receiver
03/04/2009CN101378577A Method and system for detecting link failure
03/04/2009CN101378573A System and method for testing access gateway performance
03/04/2009CN101378572A Method for producing, testing and calibrating data card
03/04/2009CN101378278A Channel measurement for wireless multi-input multi-output communication system
03/04/2009CN101378273A Method for feedback of channel quality indication with periods
03/04/2009CN101378260A Communication equipment and control method therefor
03/04/2009CN100466863C Mobile communication terminal and the calling method
03/04/2009CN100466862C Communication apparatus and display method
03/04/2009CN100466861C Anti-theft method for cell phone
03/04/2009CN100466860C A method for optimization of distribution user interface instance under the master-slave structure
03/04/2009CN100466859C Service QoS ensuring method and device for radio mesh network
03/04/2009CN100466858C Wireless communication network expanding system and method
03/04/2009CN100466857C Network reprogramming method of wireless sensor network based on priority cluster
03/04/2009CN100466856C Internet protocal carried voice user accessing method, positioning device and network equipment
03/04/2009CN100466854C Method for selection of an available transmission channel, mobile termination and wireless network
03/04/2009CN100466851C Methods and apparatus for identifying asset location in communication networks
03/04/2009CN100466849C Method and system for controlling user terminal to read system message
03/04/2009CN100466848C Up channel analytical method, up channel abnormal analytical method and system
03/04/2009CN100466845C System for efficient recovery of node-B buffered data following MAC layer reset
03/04/2009CN100466844C Detecting method and the system for missing matched adjacent zone
03/04/2009CN100466838C Mobile communication system, base station controller and the load state testing method thereof
03/04/2009CN100466836C A verification method, device and communication system for the identification code of the temporary mobile user
03/04/2009CN100466834C Method for enabling subscriber entity to actively communicate in a communication network
03/04/2009CN100466832C Group broadcasting member management method for radio local network IP group broadcasting frame transmission