| Patents for H04B 17 - Monitoring; Testing (29,423) |
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| 03/11/1999 | WO1999012290A2 Method for parameter estimation and receiver |
| 03/11/1999 | WO1999012277A1 System for and method of measuring power |
| 03/11/1999 | WO1999012266A2 Fade margin measurement in a radio system |
| 03/11/1999 | WO1999012228A2 Apparatus and methods for automated testing of wireless communications systems |
| 03/11/1999 | CA2302399A1 Apparatus and methods for automated testing of wireless communications systems |
| 03/11/1999 | CA2302298A1 System for and method of measuring power |
| 03/10/1999 | EP0901239A2 Pilot signal reception level averaging system |
| 03/10/1999 | EP0901184A1 Calibration method for transmit and/or receive chains driving an active array, and corresponding mobile station |
| 03/10/1999 | CN1210639A Real-time CSMA method having capability to adaptively vary cell sizes and wireless network for implementing the same |
| 03/09/1999 | US5881376 Digital calibration of a transceiver |
| 03/04/1999 | WO1999010997A1 Method and apparatus for automatic channel measurements |
| 03/04/1999 | CA2243857A1 Process for calibrating receiver and/or transmitter chains piloting a radiator network, and the corresponding mobile station |
| 03/03/1999 | EP0899906A2 System and method for measuring channel quality information |
| 03/03/1999 | EP0898830A1 Adaptive air interface |
| 03/03/1999 | EP0834225B1 Method for setting transmit and receive chains of channels formed by a mobile radio system base station |
| 03/03/1999 | CN1209922A Method for setting load goal and radio system |
| 03/03/1999 | CN1209921A Method for load control and radio system |
| 03/02/1999 | US5878098 Method and apparatus for rate determination in a communication system |
| 02/25/1999 | WO1999009664A1 Modular transceiver system and identification of modules therein |
| 02/25/1999 | WO1998053557A3 Transponder communication device |
| 02/24/1999 | EP0898387A2 Optical power measuring system, terminal station and repeater therefor |
| 02/24/1999 | EP0898386A2 Optical transmission line monitoring apparatus |
| 02/24/1999 | CN1209256A Supervisory audio tone-signalling tone (SAT-ST) handling |
| 02/24/1999 | CN1209223A Digital calibration of a transceiver |
| 02/23/1999 | US5875398 Method and apparatus for testing cellular services in a first location from a second location remote from the first location |
| 02/23/1999 | US5875397 Communications system and method for testing of a communications apparatus |
| 02/23/1999 | US5875391 Method of and apparatus for performing antenna cosite analysis |
| 02/23/1999 | US5875390 Programmable intermediate frequency RSSI system including an adjustable rectifying stage |
| 02/23/1999 | CA2081287C Receiver capable of reliably detecting a failure |
| 02/16/1999 | US5873027 Mobile radio system with control over radio wave output if a malfunction is detected |
| 02/16/1999 | CA2135326C Prediction of indoor electromagnetic wave propagation for wireless indoor system engineering |
| 02/16/1999 | CA2036788C Radio receiver operational checking method and system |
| 02/11/1999 | DE19734529A1 Replay volume control method for radio receiver |
| 02/11/1999 | DE19727301A1 Verfahren zur Suche von nutzbaren Sendefrequenzen für TV- und Rundfunksender Process for the search of usable transmission frequencies for TV and radio stations |
| 02/10/1999 | EP0895678A2 Method and apparatus for antenna realignment in a mobile radiotelephone using an injected audio signal |
| 02/10/1999 | CN1207642A Wireless butt set |
| 02/09/1999 | US5870676 Method and apparatus for monitoring killer channels in a cellular system |
| 02/09/1999 | US5870666 Radio channel estimation based on BER and RSSI |
| 02/09/1999 | US5870352 DC monitor for active device speed |
| 02/03/1999 | EP0895300A2 Antenna coupler for testing of mobile telephones |
| 02/03/1999 | EP0702868B1 Fading simulator |
| 02/03/1999 | CN1206835A Signal power measuring equipment |
| 02/02/1999 | US5867790 Radio communication system with enhanced connection processing |
| 02/02/1999 | US5867766 Technique for performing an automatic channel search and switch during talk-time in mobile transceivers |
| 01/28/1999 | WO1999004517A1 Mobile station locating system and method |
| 01/28/1999 | WO1999004503A1 System and method for dynamic amplitude adjustment of modulating signal in frequency modulated transceivers |
| 01/28/1999 | CA2296696A1 System and method for dynamic amplitude adjustment of modulating signal in frequency modulated transceivers |
| 01/28/1999 | CA2295503A1 Mobile station locating system and method |
| 01/27/1999 | EP0791256B1 Process for transmitting messages from a secondary control system to a primary control system |
| 01/27/1999 | CN1206466A Antenna adapter |
| 01/27/1999 | CN1206318A Channel allocation method and circuit for testing trunk line in radio communication system |
| 01/26/1999 | US5864750 Microcomputer-based carrier detection system for a cordless telephone by comparing an output signal which contains signals no higher in frequency with a frequency threshold value |
| 01/26/1999 | US5864581 Apparatus for measuring the signal transit time of a digital transmission device |
| 01/26/1999 | US5864543 Transmit/receive compensation in a time division duplex system |
| 01/26/1999 | CA2156655C Method and apparatus for testing a digital rf system |
| 01/26/1999 | CA2155774C Wireless test mode for a cordless telephone |
| 01/21/1999 | WO1999003221A2 Device and method for determining characteristics of a digital subscriber line |
| 01/21/1999 | WO1999003220A2 Signal quality measurement |
| 01/21/1999 | WO1999003211A1 Method for estimating the angular dispersion of a signal transmitted by a transmitter to a receiver and corresponding receiver |
| 01/21/1999 | WO1998047238A3 Method and system for avoiding communication failure in cdma systems |
| 01/21/1999 | CA2265440A1 Method for estimating the angular dispersion of a signal transmitted by a transmitter to a receiver and corresponding receiver |
| 01/20/1999 | CN1205605A Method for fault diagnosis of RF receive path in CDMA digital cellular base-station system |
| 01/19/1999 | US5862455 Fading simulator |
| 01/19/1999 | US5862200 Ground fault detector for T1 span equipment |
| 01/19/1999 | US5862171 Radio frequency communication network having adaptive communication parameters |
| 01/14/1999 | WO1998026616A3 Communications system and method for testing of a communications apparatus |
| 01/13/1999 | EP0891113A2 Method and apparatus for field testing cellular telephones |
| 01/13/1999 | EP0891049A1 Method for the estimation of the angular spread of a signal transmitted from a transmitter to a receiver and corresponding receiver |
| 01/13/1999 | EP0890279A1 Method for measuring intermodulation |
| 01/13/1999 | EP0666006B1 Method of determining an idle channel in fdm radio transmission systems |
| 01/13/1999 | CN1204933A Alarm method and apparatus for mobile communication repeating system |
| 01/13/1999 | CN1204904A Antenna malfunction detecting system |
| 01/12/1999 | US5859695 Method of and system for characterization of fiber optic connections in situ |
| 01/07/1999 | WO1999000920A1 Method for searching for useable transmission frequencies for television and radio broadcasting systems |
| 01/07/1999 | WO1999000913A2 Method and system for augmenting a communications network with spare capacity |
| 01/07/1999 | EP0889601A2 Radio communication system having regular channels and protection channel selectively used for high-priority signal and low-priority signal |
| 01/07/1999 | EP0888671A2 Mobile radio apparatus and process for determining the receiving field intensity |
| 01/07/1999 | EP0782797B1 Method and apparatus for temperature compensation in a time division multiplex receiver |
| 01/06/1999 | CN1204430A Process and device for detecting transmission properties of mobile wireless telecommunication devices |
| 01/05/1999 | US5857012 Radio telephone base station with a monitoring apparatus |
| 12/30/1998 | WO1998059515A1 Improvements in, or relating to, mobile radio telephony |
| 12/30/1998 | EP0887957A2 Control system for telecommunications systems using feedback |
| 12/29/1998 | US5854808 Methods and apparatus for detecting the presence of a prescribed signal in a channel of a communications system |
| 12/29/1998 | CA2057447C Method and circuit for testing transmission paths |
| 12/23/1998 | EP0886388A2 Transmitter, receiver and power control in a data transmission system |
| 12/23/1998 | EP0885491A1 A method and device for monitoring a mobile telephone repeater |
| 12/16/1998 | EP0883967A2 Remote test of a wireless subscriber connection |
| 12/16/1998 | EP0606341B1 Method and apparatus for automatically identifying a program including a sound signal |
| 12/16/1998 | CN1202057A Fault restoration control method and its apparatus in communication network |
| 12/15/1998 | US5850597 Radiofrequency module for radio control transmitter |
| 12/15/1998 | US5850596 Method and system for making unlicensed priority transmissions |
| 12/10/1998 | WO1998056147A1 Modulation classification using rssi |
| 12/09/1998 | EP0882994A1 Method and device for the characterization of a network |
| 12/09/1998 | EP0642672B1 Arrangement for measuring the condition of a receiver antenna |
| 12/08/1998 | US5848099 Method and system for testing phase imbalance in QPSK receivers |
| 12/02/1998 | EP0881704A2 Radio communication apparatus in CDMA communication system with calibration |
| 12/02/1998 | CN1200615A Wireless local loop system for radio communication between central telephone exchange and fixed subscriber |
| 12/02/1998 | CN1200605A Radio communication apparatus in CDMA communication system |
| 12/01/1998 | US5845194 Self-diagnostic method of radio portable device |
| 12/01/1998 | US5844893 In a data communication network |