Patents
Patents for H04B 17 - Monitoring; Testing (29,423)
03/2006
03/28/2006US7020395 Optical transmission apparatus monitoring optical performance
03/28/2006US7020191 Network device and method for detecting a link failure which would cause network to remain in a persistent state
03/28/2006US7020127 Apparatus and methods for determination of gain factors for wireless communication transmission power
03/28/2006US7020096 Physical quantity display device for displaying physical quantity of multiple signals, method and recording medium
03/27/2006CA2525795A1 A method and apparatus for deferred decision signal quality analysis
03/27/2006CA2525779A1 A method and apparatus for measuring the input frequency response of a digital receiver
03/23/2006WO2006031499A2 Measurement support for a smart antenna in a wireless communication system
03/23/2006WO2006031495A2 Implementing a smart antenna in a wireless local area network
03/23/2006WO2006007382A3 Qam signal analysis in a network
03/23/2006US20060063509 System for providing power over Ethernet through a patch panel
03/23/2006US20060063500 Frequency band allocation device and method
03/23/2006US20060063492 Measurement support for a smart antenna in a wireless communication system
03/23/2006US20060062186 Channel identifier assigning method and mobile communication system
03/23/2006DE102004042557A1 Detection variant selection method, involves selecting detection variants based on receipt parameter concerning signal strength, where two variants are selected, if parameter is smaller and larger than limit value, respectively
03/23/2006DE102004036878A1 Verfahren und Vorrichtung zur Funkübertragung von in Körpernähe generierten Signalen Method and apparatus for wireless transmission of signals generated near the body
03/23/2006DE102004036473A1 Receiving signal sequence frequency behavior estimating method for wireless local area network system, involves determining parameter characterizing frequency behavior based on difference and total of phase angles of combined sampled values
03/22/2006EP1638224A1 Method for determining Rise-over-Thermal (RoT) for a reverse link in a wireless communication system
03/22/2006EP1638217A1 Communication system
03/22/2006EP1004177B1 Method of adjusting frequency of cellular radio repeater
03/22/2006CN1751464A Multimode background scans of different communication systems on similar frequencies
03/22/2006CN1751444A Techniques for correcting for phase and amplitude offsets in a MIMO radio device
03/22/2006CN1750442A Method for determining rise-over-thermal (RoT) for a reverse link in a wireless communication system
03/22/2006CN1750441A Lead detecting method for wide band CDMA system cut-in channel
03/22/2006CN1750425A Forward link power control in a cellular system using Nt/Io values
03/22/2006CN1750414A Wireless communication device and radar detection method
03/22/2006CN1247042C Drop test equipment for mobile communication terminal
03/22/2006CN1246991C Method for operating mobile equipment in radio network, radio communiocation system and method for operating radio communication system
03/21/2006US7017098 Built-in self-test for multi-channel transceivers without data alignment
03/21/2006US7016672 Testing methods and apparatus for wireless communications
03/21/2006US7016671 Test system for mobile communication terminal in which result of connection-transition test can be directly and visually grasped
03/21/2006US7016670 Link adaptation method for use in a mobile radiocommunication system
03/21/2006US7016652 Automatic frequency control receiver
03/21/2006US7016647 Method and system for data communication between a read/write device and a mobile memory device based on transfer-time measurement
03/21/2006US7016404 Automatic frequency correction for mobile radio receivers
03/21/2006US7016403 Apparatus and method for determining the quality of a digital signal
03/21/2006US7016330 Composite channel quality estimation techniques for wireless receivers
03/16/2006WO2006028636A2 Mapping radio-frequency spectrum in a communication system
03/16/2006WO2006026799A2 Method for simulating a mimo channel
03/16/2006US20060059507 Method for storing and transmitting data generated by security module
03/16/2006US20060058074 Power dissipation reduction in wireless transceivers
03/16/2006US20060058035 Wireless communication device and radar detection method therefor
03/16/2006US20060058027 Method and apparatus for carrier frequency estimation and correction for GPS
03/16/2006US20060058022 Systems and methods for calibrating transmission of an antenna array
03/16/2006US20060057969 Delay diversity in a wireless communication system
03/16/2006US20060057968 Communication management method, central control station, communication station, communication management program, and computer-readale recording medium storing communication management program
03/16/2006US20060057967 Power supply control apparatus and power supply control method
03/16/2006US20060057966 Communication terminal apparatus, method of changing function and/or setting of communication terminal apparatus, and program
03/16/2006US20060057965 Estimation of channel quality for wireless communication network
03/16/2006US20060057964 Implementing a smart antenna in wireless local area network
03/16/2006US20060056842 Wdm layer-based optical chanel protecting device and method thereof
03/16/2006US20060056548 Control parameter setting method for control circuit in measurement control system and measuring instrument
03/16/2006US20060056501 Line quality report accuracy measurement device and accuracy measurement method
03/16/2006US20060056500 Signal conditioning arrangement and method of conditioning a signal
03/16/2006US20060056359 Signal analyzer and method for displaying power levels of code channels
03/16/2006US20060056358 Signal analyzer and method for displaying power levels of code channels with orthogonal transmit diversity
03/16/2006DE10300705B4 Verfahren und Steuervorrichtung zur Steuerung einer automatischen Verstärkungsregelungs-Einheit A method and control apparatus for controlling an automatic gain control unit
03/16/2006DE10215520B4 Verfahren zur Bewertung des Übertragungsverhaltens von Informationsübertragungsstrecken Method for evaluating the transmission behavior of information transmission routes
03/16/2006DE102005039665A1 Detektion- und Messschaltungen für die Stärke eines Empfangssignals und drahtloser Empfänger Detektion- and measurement circuits for the strength of a received signal and wireless receiver
03/16/2006DE102005007349A1 Verfahren und Vorrichtung zur Frequenzkorrektur in Wireless-Local-Area-Network-Systemen Method and apparatus for frequency correction in wireless local area network systems
03/16/2006DE102004037736A1 Empfänger von Satellitensignalen Receiver satellite signals
03/16/2006DE10029755B4 Verfahren zur Betriebssteuerung in einem Mobiltelefonnetz A method for controlling operation in a mobile telephone network
03/15/2006EP1014485B1 Adaptive array antenna
03/15/2006CN2765402Y Signal intensity indicator
03/15/2006CN1748420A Method for storing and transmitting data generated by a security module
03/15/2006CN1748380A Marine seismic survey method and apparatus, and graphical user interface therefor
03/15/2006CN1747367A Received signal strength measurement circuit, received signal strength detection circuit and wireless receiver
03/15/2006CN1747366A Signal detector and detection in wireless local network
03/15/2006CN1746851A Method and apparatus for analog satellite card
03/15/2006CN1245821C Method for displaying signal under interference condition between symbols
03/15/2006CN1245810C Multithreading test method utilized in tester for communication devices
03/15/2006CN1245809C Testing method of differential IQ signal analysis
03/15/2006CN1245805C Digital transmission method and digital transmission system
03/14/2006US7013257 Communication transmission impairment emulator
03/14/2006US7013243 Multiplexed signal quality display, method, and program, and recorded medium where the program is recorded
03/14/2006US7013160 Method and apparatus for performing fast power control in a mobile communication system
03/14/2006US7013113 Method and apparatus for co-channel interference measurements and interference component separation based on statistical signal processing in drive-test area
03/14/2006US7012968 Apparatus for detecting and adjusting transmission power of CDMA system
03/14/2006US7012956 Circuit for optimizing a delay line used to de-skew received data signals relative to a received clock signal
03/14/2006US7012955 Method and apparatus for direct sequence spread spectrum receiver using an adaptive channel estimator
03/14/2006CA2343211C Method and system for detecting loss of signal in wavelength division multiplexed systems
03/09/2006WO2006026582A2 Antenna array calibration
03/09/2006WO2006026565A2 Systems and methods for calibrating transmission of an antenna array
03/09/2006US20060052988 Compressed vector-based spectral analysis method and system for nonlinear rf blocks
03/09/2006US20060052122 Radio device, channel allocation method, and channel, allocation program
03/09/2006US20060052062 Maximum likelihood estimation of the channel coefficients and of the DC offset in a digital baseband signal of a radio receiver using the sage algorithm
03/09/2006US20060052061 Automatic user availability status determination for a handheld communication device
03/09/2006US20060052060 Computerized recording and notification of the delivery and pickup of retail goods
03/09/2006US20060051104 Receiving error rate control device
03/09/2006US20060051088 Apparatus for remotely determining fault of subscriber terminals and method thereof
03/09/2006US20060050801 Synchronisation in a receiver
03/09/2006DE102005039603A1 Verfahren und Entzerrer zur Empfängerkanalschätzung in einem Fernsehsystem The method and receiver equalizer for channel estimation in a television system
03/08/2006EP1633127A2 An apparatus, method, system, and computer program for managing image processing
03/08/2006EP1633117A1 Method of notifying of service area in a mobile terminal
03/08/2006EP1633097A1 Synchronisation in a receiver
03/08/2006EP1430636B1 Frame error rate estimation in a receiver
03/08/2006EP1198716B1 Circuit arrangement and method for verifying a switching diversity system
03/08/2006CN1744647A Apparatus, method, system, and computer program for managing image processing
03/08/2006CN1744478A Receiving signal strength expression method of mobile communication terminal
03/08/2006CN1744477A Control device for wireless gauging device
03/08/2006CN1744476A Method and device for detecting connection state of antenna and feed line