Patents
Patents for H04B 17 - Monitoring; Testing (29,423)
10/2004
10/20/2004CN1172457C Method and device for monitoring mobile telephone repeater
10/19/2004US6807370 Optical transmission system
10/19/2004US6806844 Calibration system for array antenna receiving apparatus
10/19/2004CA2328122C Apparatus and method for measuring and controlling the performance of an adjustable antenna on a sub-sector basis
10/19/2004CA2316491C Aggregate power measurement
10/14/2004WO2004089000A2 Communication system with call quality indication and method therefore
10/14/2004WO2004088998A2 Method and apparatus providing unbiased signal-to-noise ratio estimation and its application to discontinuous transmission detection
10/14/2004WO2004088885A1 Broadcast channel simulator
10/14/2004US20040204918 Link strength predictions based on spatiotemporal correlation of features in proximal links
10/14/2004US20040204880 Method and system for measuring the energy of a signal
10/14/2004US20040204636 Signal processing apparatus
10/14/2004US20040204193 Signal strength display device for wireless hub
10/14/2004US20040204107 System for split transmission for enhanced spectrum utilization
10/14/2004US20040204101 Base station, mobile station, communication system, transmission control method, and mobile station control program
10/14/2004US20040203990 Method and system for power control in mobile radio system
10/14/2004US20040203933 Method of location display for mobile station
10/14/2004US20040203834 Remote radio data communication system with data rate switching
10/14/2004US20040203826 System and method for signal classiciation of signals in a frequency band
10/14/2004US20040203721 System and method for managing call quality and system performance in a telecommunication system
10/14/2004US20040203698 Pre-notification of potential connection loss in wireless local area network
10/14/2004US20040203689 Program for self-adjusting power at a wireless station to reduce inter-channel interference
10/14/2004US20040203688 Apparatus for adjusting channel interference between access points in a wireless network
10/14/2004US20040203686 Trial upgrade capability for wireless handheld devices
10/14/2004US20040203549 Method for directly indicating the strength of a signal and the device thereof
10/14/2004US20040203548 Measurement of local oscillation leakage in a radio frequency integrated circuit
10/14/2004US20040203489 Over-the -air testing of compact flash radio
10/14/2004US20040203472 Compensation of I-Q imbalance in digital transceivers
10/14/2004US20040203471 Determination of received signal strength in a direct conversion receiver
10/14/2004US20040203466 Functionality test in a base transceiver station
10/14/2004US20040203465 Mode adaptation in wireless systems
10/14/2004US20040203447 Apparatus and method for testing voltage standing wave ratio in a W-CDMA mobile communication system
10/14/2004US20040203446 Vibration resistant drop test apparatus
10/14/2004US20040203443 Transceiver with a test mode of operation
10/14/2004US20040203442 Channel estimation for OFDM communication systems
10/14/2004US20040203441 Adaptive RF link failure handler
10/14/2004US20040203436 Radio signal strength mapping through a telematics system
10/14/2004US20040203433 System and method for WLAN signal strength determination
10/14/2004US20040203427 Remote estimation of amplifier functionality
10/14/2004US20040203423 Base station
10/14/2004US20040203403 System and method for selectively utilizing an attenuation device in a two-way radio receiver based on squelch detect and radio signal strength indication (RSSI)
10/14/2004US20040203397 Signal-to-noise ratio estimation of CDMA signals
10/14/2004US20040203364 Method and apparatus for dynamically resolving radio frequency interference problems in a system
10/14/2004US20040202469 Method of controlling optical wavelength division multiplexing transmission apparatus
10/14/2004US20040202466 Passive optical network address association recovery
10/14/2004US20040202130 Apparatus for associating access points with stations in a wireless network
10/14/2004US20040202122 Wireless access point protocol program
10/14/2004DE10312243A1 Method for determining and display of performances of code channels of CDMA signal for their management, with performances of channels detected and displayed at output
10/13/2004EP1467499A2 Base station, mobile station, communication system, transmission control method, and mobile station control program
10/13/2004EP1466427A1 Diversity branch delay alignment in a radio base station
10/13/2004EP0688487B1 Method and apparatus for encoding/decoding broadcast or recorded segments and monitoring audience exposure thereto
10/13/2004CN2648745Y Base station using low power interference signal code power to measure
10/13/2004CN2648742Y Cellphone radio-frequency test circuit
10/13/2004CN1536926A Position displaying method of mobile station
10/13/2004CN1536906A Monitoring method of block service in blocked domain
10/13/2004CN1536862A Method and device of estimating transmission channel performance
10/13/2004CN1536861A XDSL test method
10/13/2004CN1536791A Automation of launching pad and remote monitoring system of technical equipment
10/13/2004CN1536790A Optical cable line real-time monitoring system and its method
10/13/2004CN1536789A Upgrading method by utilizing wave analysis of cuxiliary test example
10/13/2004CN1536788A Journal remaining system and method
10/13/2004CN1171404C High dynamic range low ripple RSSI for zero-IF or low-IF receivers
10/13/2004CN1171403C Method and device for estimating transmission channel characteristics
10/13/2004CN1171395C Radio device and method of calibration of antenna directivity
10/12/2004US6804512 Method for conformance testing of radio communication equipment
10/12/2004US6804501 Receiver having gain control and narrowband interference detection
10/12/2004US6804469 Supervisory system of optical amplifier repeater system and supervisory method of optical amplifier repeater system
10/12/2004US6804262 Method and apparatus for channel determination through power measurements
10/12/2004US6804200 Switching network for high-frequency signals
10/12/2004US6803496 Method for maintaining or improving skin health
10/07/2004WO2004086655A1 Method for trunk line duplexing protection using a hardware watchdog
10/07/2004WO2004086638A2 Method for calibration of a signal receiver
10/07/2004WO2004086066A1 Device, system and method for monitoring electromagnetic fields
10/07/2004WO2004064431A3 Method and system for evaluating wireless applications
10/07/2004WO2004045065A3 Accurate power detection for a multi-stage amplifier
10/07/2004US20040199834 Transceiver circuit, transceiving method, and transceiver apparatus
10/07/2004US20040198407 Low power interference signal code power (iscp) measurement
10/07/2004US20040198340 Self-calibrating apparatus and method in a mobile transceiver
10/07/2004US20040198294 Apparatus and method of transmission link quality indicator
10/07/2004US20040198286 Signal gain adjustment within an RF integrated circuit
10/07/2004US20040198276 Multiple channel wireless receiver
10/07/2004US20040198261 Method of self-calibration in a wireless transmitter
10/07/2004US20040198234 Method and system for analyzing a network environment and network parameters
10/07/2004US20040198232 Method and apparatus providing real-time adjacent channel power ratio (ACPR) in a mobile station
10/07/2004US20040196929 Signal processing apparatus and method
10/07/2004US20040196891 Method and apparatus providing unbiased signal-to-noise ratio estimation and its application to discontinuous transmission detection
10/07/2004US20040196793 Method for monitoring radio equipment for communication between a mobile terminal and a cellular infrastructure with spectrum dispersion and arrangement for performing said method
10/07/2004DE10311967A1 Verfahren zur Feldstärkebestimmung A method for determining field strength
10/07/2004DE102004006950A1 Ein Verfahren und eine Vorrichtung zum Bewerten der Leistungsfähigkeit von optischen Systemen A method and apparatus for evaluating the performance of optical systems
10/06/2004EP1465367A1 Self-similar traffic generation
10/06/2004EP1465353A2 Self-calibrating apparatus and method in a mobile transceiver
10/06/2004EP0888671B1 Mobile radio apparatus and process for determining the receiving field intensity
10/06/2004CN1535510A Array antenna transmitter/receiver and its calibration method
10/06/2004CN1535507A Communication optimisation method for multi-user OFDM digital transmission system using electrical network
10/06/2004CN1535068A Method of proceeding grouping business audiomonitoring according to user mark
10/06/2004CN1535013A Method of forming digital film content according to audience's tolerance standard
10/06/2004CN1534905A Intelligent business testing method based on structural unit
10/06/2004CN1534904A Radiomobile ultra remote digital image transmission and digital command visible control system
10/06/2004CN1170450C Method for adjusting intelligence antenna array system in real time
10/06/2004CN1170443C Method for measuring motion speed of mobile station in mobile communication
10/06/2004CN1170434C Security monitor system for cable TV network