Patents
Patents for H04B 17 - Monitoring; Testing (29,423)
11/2007
11/27/2007US7302233 Multiuser detection for wireless communications systems in the presence of interference
11/27/2007US7302226 Combined fixed satellite service and mobile platform satellite service communication system
11/27/2007US7302178 System and method for measuring power of optical signals carried over a fiber optic link
11/27/2007US7301994 Modulation apparatus for reducing time delay of on-channel repeater in terrestrial digital TV broadcasting system
11/27/2007CA2248395C Method and apparatus for enhanced service quality through remote diagnostics
11/22/2007WO2007134084A1 Integrated spectrum analyzer and vector network analyzer system
11/22/2007WO2007134079A1 Wireless network profiling system
11/22/2007WO2007134078A1 Network profiling system having physical layer test system
11/22/2007WO2007088469A3 Determination and use of adaptive thresholds for received messages
11/22/2007WO2007038340A3 Strobe technique for time stamping a digital signal
11/22/2007WO2006049710A3 Method and apparatus for preventing communication link degradation due to the disengagement or movement of a self-positioning transceiver
11/22/2007US20070270155 Antenna adaptation in a time division duplexing system
11/22/2007US20070270101 Correction method for a metric measurement of the quality of transmission in a communication system and device implementing the method
11/22/2007US20070270100 Method and apparatus for estimating reverse link loading in a wireless communication system
11/22/2007US20070268962 Methods and apparatus for evaluating the eye margin of a communications device using a data eye monitor
11/22/2007DE112006000207T5 Verfahren und Vorrichtung zur Durchführung von Kanalsimulation Method and device for performing channel simulation
11/22/2007DE102004002145B4 Verfahren und Vorrichtung zur Anpassung eines Funknetzmodells an die Bedingungen eines realen Funknetzes Method and apparatus for adapting a radio network model to the conditions of a real radio network
11/22/2007CA2650461A1 Frequency hopping of pilot tones
11/21/2007EP1858286A2 System and method for call admission control
11/21/2007EP1858271A1 Different frequency monitoring apparatus and method in mobile communication system
11/21/2007EP1858180A1 System and method for testing and simulating channels in a MIMO mobile radio system
11/21/2007EP1856827A1 A method, device arrangement, transmitter unit and receiver unit for generating data characterising mimo environment
11/21/2007EP1856820A1 Measuring received signal quality
11/21/2007CN101076053A Method and circuit for multi-channel photoelectric isolated voltage
11/21/2007CN101075826A Method and system for calibrating electric equipment
11/21/2007CN100350805C Apparatus and method for controlling wireless terminal
11/21/2007CN100350392C Applied program testing method for mobile communication terminal
11/20/2007US7299168 System for the three-dimensional display of wireless communication system performance
11/20/2007US7299059 Positioning technique
11/20/2007US7299047 Wireless communication system enhanced call recovery
11/20/2007US7299043 Detection of invalid channel requests
11/20/2007US7299021 Method and apparatus for scaling the dynamic range of a receiver for continuously optimizing performance versus power consumption
11/20/2007US7299017 Communication method, receiver and base station
11/20/2007US7299013 Apparatus and method for correcting doppler shift in mobile communication systems
11/20/2007US7299012 Circuit to add and subtract two differential signals
11/20/2007US7299011 Link adaptation process
11/20/2007US7299010 Apparatus and method for estimating a velocity of a mobile terminal in a mobile communication system
11/20/2007US7298802 SIR measure method and apparatus for the same
11/20/2007US7298396 Apparatus and method for monitoring transmission systems using embedded test signals
11/20/2007CA2302677C Method and apparatus for portable telecommunication test unit
11/15/2007WO2007131056A2 Phase correction in a test receiver
11/15/2007WO2007129944A1 Method and apparatus for improved single cell adaption due to change in environment.
11/15/2007WO2003003918A3 Recovery of overlapped transient responses using qsd apparatus
11/15/2007US20070264962 Receiving Apparatus, Communication Apparatus, Terminal Apparatus, Communication Terminal Apparatus, Receiving Method, Receiving Program, and Computer-Readable Recording Medium Storing Receiving Program
11/15/2007US20070264950 Method And Apparatus For Selective Disregard Of Co-Channel Transmissions On A Medium
11/15/2007US20070264949 Radio apparatus
11/15/2007US20070264940 Method of managing interference in a wireless communication system
11/15/2007US20070264939 System and Method for Identifying Wireless Devices Using Pulse Fingerprinting and Sequence Analysis
11/15/2007US20070264938 Method and system for adaptive link monitoring in wireless sensor networks
11/15/2007US20070264931 Portable tele-homecare monitoring system and method for the same
11/15/2007US20070263712 System and method of calculating noise variance
11/14/2007EP1855401A1 Multi-carrier communication method and base station and mobile station used for the same
11/14/2007EP1854304A2 Method and apparatus for pinpointing common path distortion sources
11/14/2007EP1684466B1 Power saving and handling broadcast as unicast traffic in a WLAN
11/14/2007EP1649714B1 Improved precision for interference estimation in unsynchronized wireless networks
11/14/2007CN200976663Y Wireless terminal aerial interface testing device and system
11/14/2007CN101072420A TD-SCDMA transmitter open/close time domain template testing method
11/14/2007CN101072075A Device and method for testing radio frequency interference between wireless communication systems
11/14/2007CN101072060A Method for simulating space transmission environment for multi-input multi-output system
11/14/2007CN100349429C Method for adapting radio link in network
11/14/2007CN100349397C Method for detecting synchronous signal in digital signal transmission
11/14/2007CN100349394C Method for eliminating grouping single interference utilized in asynchronism code division multiple access system
11/13/2007US7295820 Method and apparatus for DC offset control
11/13/2007US7295813 Current reduction by dynamic receiver adjustment in a communication device
11/13/2007US7295811 Method for performing measurements for handoff of a mobile unit operating with a switched beam antenna in a wireless communication system, and corresponding system
11/13/2007US7295538 Radio transmission device and transmission rate decision method
11/13/2007US7295537 Method for self-adjusting power at a wireless station to reduce inter-channel interference
11/13/2007US7295527 Signal analyzer and method for displaying power levels of code channels
11/13/2007US7295109 Monitoring system
11/13/2007CA2372136C Technique for monitoring sonet signal
11/08/2007WO2007127782A2 Method and apparatus for adaptively controlling signals
11/08/2007WO2007126064A1 Mobile communication device and reception quality information creation method
11/08/2007WO2007125798A1 Testing apparatus and testing method
11/08/2007WO2007124564A1 Scanning method and apparatus which utilize a carrier signal bandwidth test
11/08/2007WO2006115707A3 Internal calibration system for a radio frequency (rf) transmitter
11/08/2007US20070259625 Integrated spectrum analyzer and vector network analyzer system
11/08/2007US20070259624 Estimation of speed and direction of travel in a WLAN positioning system
11/08/2007US20070258547 Combining Signal-Interference-Ratio (Sir) Estimates for Improved Sir Estimation
11/08/2007CA2650209A1 Method and apparatus for adaptively controlling signals
11/07/2007EP1853081A1 Method of inter-frequency/system measurement and method of determining measurement performance requirement thereof
11/07/2007EP1852985A1 Mobile communication system and method for determining base station antenna proximity state
11/07/2007EP1852984A2 Method and system for wireless communication networks using cooperative relaying
11/07/2007EP1851984A1 Monitoring network access op roaming users
11/07/2007EP1851890A1 A wireless communications system
11/07/2007EP1851886A2 Radio-frequency amplifier system
11/07/2007EP1766720B1 Gsm radiated sensitivity measurement technique
11/07/2007EP1687929A4 Method and system for antenna interference cancellation
11/07/2007CN101068435A Method for conquering back interference and base station controller
11/07/2007CN101068434A Measuring device and method for adjacent channel leakage ratio
11/07/2007CN101068431A Radio frequency calibrating method and device
11/07/2007CN101068429A Mobile communication system analog testing method and small size analog testing platform
11/07/2007CN101068369A Test back plate and single plate testing method
11/07/2007CN101068120A Maximum transmission power testing device and method
11/07/2007CN101068119A Trunk state detecting method, device and testing information terminal equipment thereof
11/07/2007CN100348073C Cellular network acquisition method and apparatus
11/06/2007US7292877 Apparatus and method for calibrating and compensating for distortion of an output signal in a smart antenna
11/06/2007US7292830 Receiver gain management
11/06/2007US7292829 Power amplifier efficiency
11/06/2007US7292825 Retransmission scheme in a cellular communication system
11/06/2007US7292628 Identification system for monitoring the presence / absence of members of a defined set