Patents
Patents for H04B 17 - Monitoring; Testing (29,423)
11/2006
11/15/2006CN1285197C Videoconference audio frequency quality test method
11/15/2006CN1285180C System and method for monitoring iamge transmission in real time
11/15/2006CN1285178C Wireless device
11/15/2006CN1285020C Display card for increasing video play smooth degree
11/14/2006US7136746 Apparatus and method for testing performance of mobile station having GPS function
11/14/2006US7136683 Surface acoustic wave sensor and radio frequency identification interrogator fixture
11/14/2006US7136638 Method and system for analyzing a network environment and network parameters
11/14/2006US7136637 Power measurement system comprising PC and voltage meter
11/14/2006US7136629 Radio device, radio device calibration system, calibration method, and calibration program
11/14/2006US7136078 Connection device capable of mixing an RGB graphics signal and a YUV video signal and related method
11/10/2006WO2008048200A2 Lan-based uma network controller with proxy connection
11/09/2006WO2006118539A2 Method for handling signal quality measurements in a wireless communication system
11/09/2006WO2006118184A1 Semiconductor device
11/09/2006WO2005076903A3 Method and apparatus for measuring channel quality using a smart antenna in a wireless transmit/receive unit
11/09/2006US20060252395 Broadcast signal receiver and control method thereof
11/09/2006US20060252392 Internal calibration system for a radio frequency (RF) transmitter
11/09/2006US20060252390 TV & FM transmitting system early warning monitoring
11/09/2006US20060252389 System, apparatus and method of varying channel bandwidth
11/09/2006US20060252377 Method and apparatus for reporting inter-frequency measurement using RACH message in a mobile communication system
11/09/2006US20060252376 Methods and apparatus for monitoring voice quality on a wireless communication device
11/09/2006US20060252375 Probing system for integrated circuit devices
11/09/2006US20060252368 Staggered sectorization for terrestrial reuse of satellite frequencies
11/09/2006US20060251024 Arrangements and method for power estimation
11/09/2006DE10219360B4 Leistungsnormierung in Wlan-Empfängern Power normalization in WLAN receivers
11/08/2006EP1720260A1 Transmitter, receiver, communication device, radio communication system, data transmitting method, data receiving method, program, computer-readable recording medium where program is recorded
11/08/2006EP1719301A1 Link adaption for mobile ad hoc and mesh networks
11/08/2006EP1719273A2 Method and apparatus for identification of broadcast source
11/08/2006EP1719272A2 Communications channel characterization device and associated methods
11/08/2006EP1719255A1 Data transmission method, communication system, base station and transceiver
11/08/2006EP1719205A2 Measurement opportunities for a mobile unit operating with a switched beam antenna in a cdma system
11/08/2006EP1718982A1 Cdma integrated circuit demodulator with build-in test pattern generation
11/08/2006EP1676193A4 System and method for adjusting soft decision thresholds in a soft-decision error correction system
11/08/2006EP1064732B1 Method and system for providing an estimate of the signal strength of a received signal
11/08/2006CN1859694A Method and device for detecting HS-SCCH
11/08/2006CN1859045A Signal detecting system
11/07/2006US7133698 Radio base station apparatus and radio communication method
11/07/2006US7133688 Method for improving uplink control channel efficiency in a wireless communication system
11/07/2006US7133686 System and method for identifying interferes in a communication spectrum
11/07/2006US7133655 Amplifiers and amplifying methods for use in telecommunications devices
11/07/2006US7133654 Method and apparatus for measuring communications link quality
11/07/2006US7133645 Transceiver with optimal antenna direction indicators
11/07/2006US7133644 Digital baseband system and process for compensating for analog radio transmitter impairments
11/07/2006US7133643 Method and device for maintaining environmental audio awareness in a simplex communications system
11/07/2006US7133609 Bidirectional WDM self-healing ring network
11/07/2006US7133446 Performance indicator for wireless digital signal reception
11/07/2006US7133445 System and method for testing a modem
11/07/2006US7133432 Collision mitigation methods used in a communication system
11/02/2006WO2006116766A1 Physics-based statistical model and simulation method of rf propagation in urban environments
11/02/2006WO2006115707A2 Internal calibration system for a radio frequency (rf) transmitter
11/02/2006WO2006114590A1 A method of controlling noise rise in a cell
11/02/2006WO2005069873A3 Clear channel assessment in a wireless local area network
11/02/2006US20060247887 Method to evaluate whether a time delay is better than a time limit
11/02/2006US20060246887 Mapping of weak RF signal areas in a wireless telecommunication system using customers' mobile units
11/02/2006US20060246845 Network diagnostic system with programmable oscillator
11/02/2006US20060246844 Method and apparatus for depicting quality of service in mobile networks
11/02/2006US20060246843 Method and arrangement for testing a radio device
11/02/2006US20060245484 Encoded serial data bit error detector
11/02/2006EP1717973A2 Method and apparatus for determining neighbour cell beacon frequencies In mobile networks
11/02/2006DE102006015421A1 Drahtlose Schnittstelle für eine Test- und Meßeinrichtung Wireless interface for test and measuring equipment
11/02/2006DE102005019176A1 Radio receiver for radio transmission system, has demodulation unit that sets weighting of least significant softbit based on estimated noise power and sets weighting of most significant softbit based on estimated signal power
11/02/2006DE102005018163A1 Signal-Simulationseinrichtung Signal simulation device
11/02/2006CA2605645A1 Method and apparatus for generating loud packets to estimate path loss
11/01/2006CN2834036Y 多网络无线测试仪 Multi-network wireless tester
11/01/2006CN1856900A Amplifier power control in frequency hopping applications and methods
11/01/2006CN1855880A Data read/write device and method
11/01/2006CN1855780A GPRS communication controller for environment monitoring communication
11/01/2006CN1855029A Graphics card for smoothing the playing of video
11/01/2006CN1283118C Array antenna transceiver and calibrating method of transmission route used for same
11/01/2006CN1283110C Disturbance power estimation apparatus and method and disturbance power detecting system
11/01/2006CN1283051C An optical monitoring information communication method and system
11/01/2006CN1283050C Data penetration transmission scheme based on combined testing action group chain of maintenance bus
11/01/2006CN1282878C Interference elimination in antenna testing
10/2006
10/31/2006US7130653 Power allocation of wireless transmission apparatus
10/31/2006US7130601 Determination of received signal strength in a direct conversion receiver
10/31/2006US7130589 Self-calibrating apparatus and method in a mobile transceiver
10/31/2006US7130588 Communication system, base station, and mobile station
10/31/2006US7130587 Communication quality estimation method, communication quality estimation apparatus, and communication system
10/31/2006US7130544 Optical repeating system and optical amplifying repeater control method
10/31/2006US7130496 Optical fibre backscatter polarimetry
10/31/2006US7130328 Time history display of orthogonal code power levels
10/26/2006WO2006111724A1 Assessing the performance of radio devices
10/26/2006WO2005082106A3 Built-in self test method and apparatus for jitter transfer, jitter tolerance, and fifo data buffer
10/26/2006US20060240836 Independently acquiring and tracking wireless communication system signaling channel assignments on communication links
10/26/2006US20060240829 Discovery of neighbour cell beacon frequencies in mobile networks
10/26/2006US20060240782 Measuring interference in radio networks
10/26/2006US20060239338 Modulation feature measurement and statistical classification system and method
10/26/2006DE202006006431U1 Path loss estimating method for e.g. wireless local area network, involves determining path loss between wireless transmit/receive units by subtracting signal strength of loud packet from determined transmission power
10/26/2006DE102004035531B4 Vorrichtung und Verfahren zum Ermitteln einer aktuellen Position eines mobilen Gerätes Apparatus and method for determining a current position of a mobile device
10/25/2006EP1714425A2 Method for clear channel assessment optimization in a wireless local area network
10/25/2006EP1625694B1 Method of operating a mbms (multimedia broadcast multicast service) for a mobile station according to the position or signal quality
10/25/2006EP1504596A4 High-resolution image projection
10/25/2006CN1853364A Radio link check
10/25/2006CN1853363A Systems and methods for implementing fully redundant antenna hopping with multi-carrier power amplifiers and combining schemes within a base station
10/25/2006CN1852528A Walsh mask test with grouping data service in code division multiple access communication system
10/25/2006CN1852293A Method and system for requsting to read user registration state
10/25/2006CN1852269A Method for realizing two-directional interacting of circuit zone and grouping zone, and system therefor
10/25/2006CN1852063A Method for judging power control effect and apparatus
10/25/2006CN1852062A Apparatus and method for detecting antenna feedback fault point of narrow-band base-station system
10/25/2006CN1852056A Optical cable network monitoring system and method
10/25/2006CN1282337C Home digital network and method for distributing radio terminal to base station