Patents
Patents for H04B 17 - Monitoring; Testing (29,423)
03/2006
03/07/2006USH2146 Method for determining long term stability
03/07/2006US7010298 Method and apparatus for detecting the presence of a wireless network
03/07/2006US7010284 Wireless communications device including power detector circuit coupled to sample signal at interior node of amplifier
03/07/2006US7010283 Signal waveform detection circuit
03/07/2006US7010270 Parallel operation of devices using multiple communication standards
03/07/2006US7010233 Interface device for a fiberoptic communication network and methods of using such a device
03/07/2006US7010189 Optical monitoring apparatus for use in wavelength division multiplexing network
03/02/2006WO2006024002A2 Underwater acoustic bearing sensor
03/02/2006WO2005117384A3 Multicarrier communication apparatus, system and method with reduced radiation power
03/02/2006US20060046788 Device detection in a mobile communication terminal
03/02/2006US20060046786 Mobile communication terminal and method
03/02/2006US20060046677 Received signal strength measurement circuit, received signal strength detection circuit and wireless receiver
03/02/2006US20060046676 Method for evaluating the redeption quality of a stereo radio set and stereo radio set
03/02/2006US20060046661 Coverage determination and switching between overlay communication systems
03/02/2006US20060046660 Apparatus, and associated method, for calculating communication channel indications for use in a radio communication system that utilizes closed-loop power control
03/02/2006US20060046659 Providing robustness in fading radio channels
03/02/2006US20060046658 Scheduling methods for wireless networks
03/02/2006US20060046657 Diversity receiver and method for estimating signal quality
03/02/2006US20060045175 Method and apparatus use re-sampled tie records to characterize jitter in a digital signal
03/02/2006US20060044938 Underwater acoustic bearing sensor
03/02/2006US20060044623 Apparatus, method, system, and computer program for managing image processing
03/02/2006US20060044185 Antenna array calibration
03/01/2006EP1630987A1 Media Platform Testing
03/01/2006EP1629648A1 Signal-to-noise estimation in wireless communication devices with receive diversity
03/01/2006EP1629612A1 Systems and methods for implementing fully redundant antenna hopping with multi-carrier power amplifiers and combining schemes within a base station
03/01/2006EP1629388A1 A network analyzing method and a network analyzing apparatus
03/01/2006EP1214809B1 Method and system for measuring and adjusting the quality of an orthogonal transmit diversity signal
03/01/2006CN2761520Y Electric saving device for fairway buoy remote measuring remote control
03/01/2006CN1742495A Arrangements and method for power estimation
03/01/2006CN1741427A Test circuit capable of implanting time-domain fluttering and related testing method
03/01/2006CN1741426A Radio metering device
03/01/2006CN1741425A Mobile communication system parameter field optimizing method and apparatus thereof
03/01/2006CN1741424A PHS base station up TCH frame static error code testing method
03/01/2006CN1741415A Method and system for deploying a wireless repeater
03/01/2006CN1244209C Device for optimizing transmitter in accordance with transmission conditions, and reference receiver and transmitter for use in said device
02/2006
02/28/2006US7006932 Technique for determining performance characteristics of electronic devices and systems
02/28/2006US7006821 Method and apparatus for dynamically determining a mobile station's active set during a connection rescue procedure
02/28/2006US7006800 Signal-to-noise ratio (SNR) estimator in wireless fading channels
02/28/2006US7006799 Energy saving motor-driven locking subsystem
02/28/2006US7006798 Communication terminal apparatus, base station apparatus and radio communication method
02/28/2006US7006797 Coherence frequency determining system and associated radio apparatus
02/28/2006US7006562 Phase demodulator, phase difference detector, and interferometric system using the phase difference detector
02/28/2006US7006561 Apparatus and method for detecting baudrate in a universal asynchronous receiver/transmitter
02/28/2006US7006447 Apparatus, and associated method, for measuring radio operating characteristics of a radio device
02/28/2006US7006158 Process for the identification of identical television or video images
02/28/2006US7005941 High-frequency coupler
02/23/2006WO2006020442A2 Noise and interference reduction in digitized signals
02/23/2006WO2006019609A2 Method and apparatus for providing service availability information in a wireless communication system
02/23/2006US20060040617 Current reduction by dynamic receiver adjustment in a communication device
02/23/2006US20060040616 Method and apparatus for determining repeater use in wireless communications
02/23/2006US20060040614 Return link design for PSD limited mobile satellite communication systems
02/23/2006US20060039538 "Software only" tool for testing networks under high-capacity, real-world conditions
02/23/2006US20060039317 Method and apparatus to support multi standard, multi service base-stations for wireless voice and data netwoks
02/23/2006US20060039236 Active sonar simulation
02/23/2006DE102005029480A1 Funkempfänger, der dazu geeignet ist, eine Verschlechterung der Reflexionseigenschaften seines Ausgangs zu unterdrücken Radio receiver is adapted to suppress degradation of the reflection properties of its output
02/23/2006DE102004039441A1 Verfahren zur Ermittlung der komplexen Spektrallinien eines Signals Method for determining the complex spectral lines of a signal
02/23/2006DE102004039440A1 Verfahren zur Ermittlung von Offset-Fehlern in Modulatoren und Demodulatoren Method for determining offset errors in modulators and demodulators
02/23/2006DE10106138B4 Modulares Meß- und/oder Prüfgerät Modular measurement and / or tester
02/23/2006CA2575124A1 Method and apparatus for providing service availability information in a wireless communication system
02/22/2006EP1628419A2 Method and apparatus for measuring channel state information
02/22/2006EP1627495A1 Wireless data communications for packet data communication
02/22/2006EP1280284B1 Radio base station, method for controlling the same and program recorded medium
02/22/2006CN1739307A Method and apparatus for optimal utilization of a radio channel based on cognition model data
02/22/2006CN1739257A Operation of a forward link acknowledgement channel for the reverse link data
02/22/2006CN1738465A Method and device for detecting handset with open state in partial space
02/22/2006CN1738452A Synchronizing push to talk service in wireless communication system
02/22/2006CN1738285A Error indication message processing method
02/22/2006CN1737590A Single purpose LCD assessment apparatus for mobile terminal
02/22/2006CN1737589A Testing method for radio-frequency product
02/22/2006CN1737587A Light modulation scattering vibrator and array thereof
02/22/2006CN1243424C Device and estimation method for estimating signal noise ratio of downlink in boradband CDMA mobile communication system
02/22/2006CN1243420C Dot-frequency signal switchover and multi-path signal displaying method
02/21/2006US7003296 Method of signaling compressed mode parameters to a mobile station
02/21/2006US7003272 Radio apparatus with adjustable reception quality
02/21/2006US7003264 System and methods for comparing data quality for multiple wireless communication networks
02/21/2006US7003262 Method and device for determining sideband ratio of superconduction mixer using comb generator
02/21/2006US7002877 Method and apparatus for active sonar performance prediction
02/21/2006US7002509 Method and system for emitter identification using transmission signatures
02/21/2006US7002334 Jitter measuring apparatus and a testing apparatus
02/16/2006US20060036406 System and method for measuring and monitoring wireless network performance in campus and indoor environments
02/16/2006US20060035665 Electrostatic overvoltage protection device
02/16/2006US20060035662 Method and system for cell selection/reselection taking into account congestion status of target cell in a mobile communication system
02/16/2006US20060035612 Receiver
02/16/2006US20060035604 Waterproof housing
02/16/2006US20060035602 Method of sensing descrete operational states
02/16/2006US20060035596 Temperature compensated RF circuitry
02/16/2006US20060035594 Mobile station
02/16/2006US20060035593 Noise and interference reduction in digitized signals
02/16/2006US20060035592 Method and device of correcting received levels in mobile communication terminal
02/16/2006US20060035537 Mounting arrangement
02/16/2006US20060034464 Sound reproduction device
02/16/2006US20060034364 Carrier synchronization to reduce common mode voltage in an AC drive
02/16/2006US20060034361 Method and apparatus for eliminating cross-channel interference, and multi-channel source separation method and multi-channel source separation apparatus using the same
02/16/2006DE19710687B4 Simulationsvorrichtung und Simulationsverfahren für die Intensität eines elektromagnetischen Feldes mit Hilfe der Momentenmethode Simulation apparatus and simulation method for the intensity of an electromagnetic field using the method of moments
02/16/2006DE102005026383A1 Zugangssteuersystem, Testverfahren für drahtlose Übertragungsverbindung Access control system, test method for wireless communication link
02/16/2006DE102004035531A1 Vorrichtung und Verfahren zum Ermitteln einer aktuellen Position eines mobilen Gerätes Apparatus and method for determining a current position of a mobile device
02/16/2006DE102004035274A1 Radio receiver has local oscillator frequency generating IF signal 1.25 to 1.5 times channel bandwidth which is converted to digital signal
02/15/2006EP1626591A1 Synchronizing push to talk service in wireless communication system
02/15/2006EP1626516A2 Method for determining offset errors of modulators and demodulators
02/15/2006EP1625694A1 Method of operating a mbms (multimedia broadcast multicast service) for a mobile station according to the position or signal quality