Patents
Patents for H04B 17 - Monitoring; Testing (29,423)
09/2004
09/15/2004CN1529467A Method for detecting clock reset in network measurement
09/15/2004CN1529445A Method for correcting wireless transmission model in CDMA system
09/15/2004CN1529435A SIR measuring method and device for WCDMA system up-link
09/15/2004CN1529431A 无线医疗监控系统 Wireless medical monitoring system
09/15/2004CN1529430A Wide-area wireless medical monitoring system
09/15/2004CN1529173A Dot-frequency signal switchover and multi-path signal displaying method
09/15/2004CN1167213C Test method of echo cancel function
09/15/2004CN1167011C Method of testing several kinds of application protocol
09/14/2004US6792254 Method of comparing the amplitudes of two electric signals
09/14/2004US6792253 Radio receiver for displaying input level and display method thereof
09/14/2004US6792250 Method and system for spurious and noise cancellation in a wireless transmitter
09/14/2004US6791453 Communication protocol for interconnected hazardous condition detectors, and system employing same
09/10/2004WO2004077873A1 Wireless system with automatic channel and power selection for access points
09/10/2004WO2004077855A1 Distance determination system and method for use by devices in a wireless network
09/10/2004WO2004077852A1 Wireless network architecture
09/10/2004WO2004077851A1 Wireless access protocol system and method
09/10/2004WO2004077847A2 Method and apparatus for selective disregard of co-channel transmissions on a medium
09/10/2004WO2004077846A2 System and method for selecting an access point in a wireless network
09/10/2004WO2004077728A2 Pilot signals for use in multi-sector cells
09/10/2004WO2004077725A2 System, method, and apparatus for associating access points with stations in a wireless network
09/10/2004WO2004077724A2 System and method for channel selection in a wireless network
09/10/2004WO2004077711A2 System, method and apparatus for ascertaining a dynamic attribute of a system
09/10/2004WO2004077688A2 Repeater oscillation prevention
09/10/2004WO2004077685A2 Pilot signals for use in multi-sector cells
09/10/2004CA2516837A1 System, method, and apparatus for associating access points with stations in a wireless network
09/10/2004CA2516830A1 System and method for channel selection in a wireless network
09/10/2004CA2516828A1 System and method for selecting an access point in a wireless network
09/10/2004CA2516769A1 Repeater oscillation prevention
09/10/2004CA2516738A1 Wireless system with automatic channel and power selection for access points
09/10/2004CA2516735A1 Distance determination system and method for use by devices in a wireless network
09/10/2004CA2516732A1 Wireless network architecture
09/10/2004CA2516725A1 Wireless access protocol system and method
09/10/2004CA2516711A1 System, method and apparatus for ascertaining a dynamic attribute of a system
09/10/2004CA2516441A1 Pilot signals for use in multi-sector cells
09/10/2004CA2516439A1 Pilot signals for use in multi-sector cells
09/09/2004US20040177331 Self-diagnostic circuit of I/O circuit system
09/09/2004US20040176039 Multimode background scans of different communication systems on similar frequencies
09/09/2004US20040176038 Method and apparatus of signal estimation over generalized fading channel
09/09/2004US20040174929 Variable gain received signal strength indicator
09/09/2004US20040174852 Wireless network architecture comprising platform dependent and platform independent characteristics
09/09/2004US20040174834 Radio communicating apparatus, radio communicating method, and recording medium
09/09/2004US20040174214 Accurate power detection for a multi-stage amplifier
09/08/2004EP1455464A1 Transmitter, receiver and power control in a data transmission system
09/08/2004EP1158702B1 Method for broadcasting to subscriber units information about the availability of channels in a CDMA system
09/08/2004CN1528062A Method and device for simulating radio channel
09/08/2004CN1527633A Method and device for predicting wave propagation loss to configure mobile communication network
09/08/2004CN1527620A Method of estimating power of interference signal code
09/08/2004CN1527617A Measurement instrument scheme based on third generation of mobile communication network and with separated measuring part and analyzing and operating part
09/08/2004CN1527616A Daynamic channel bandwidth allocating method
09/08/2004CN1527509A Test method
09/08/2004CN1527501A Base station apparatus and radio communication method
09/08/2004CN1527497A Signal processing apparatus and method
09/08/2004CN1527063A On-line test pen for the protection function of distribution frame
09/08/2004CN1166091C Instrument with focus variable characteristics for testing and measuring capacibility of telecommunication time scales test
09/07/2004US6788658 Wireless communication system architecture having split MAC layer
09/02/2004WO2004075590A1 Improved precision for interference estimation in unsynchronized wireless networks
09/02/2004WO2004075577A1 Arrangements and method for power estimation
09/02/2004WO2004075496A2 Faster frame error detection in a cdma network
09/02/2004WO2004075423A2 Multimode background scans of different communication systems on similar frequencies
09/02/2004WO2004074865A1 Distance estimation
09/02/2004US20040171408 Array antenna transmitter/receiver and its calibration method
09/02/2004US20040171390 Cognition models for wireless communication systems and method and apparatus for optimal utilization of a radio channel based on cognition model data
09/02/2004US20040171387 Base station apparatus and radio communication method
09/02/2004US20040171351 Interference measurement and evaluation system
09/02/2004US20040170140 Method for selecting an optimum access point in a wireless network
09/02/2004US20040170132 Path loss measurements in wireless communications
09/02/2004CA2516482A1 Distance estimation
09/02/2004CA2516261A1 Faster frame error detection in a cdma network
09/01/2004EP1453335A1 Apparatus and method for monitoring antenna state of mobile station
09/01/2004EP1452048A1 Method and apparatus for testing traffic and auxiliary channels in a wireless data communication system
09/01/2004EP1451956A1 Slew rate limited signal strength prediction
09/01/2004EP0944968B1 Method and apparatus for estimating field strength
09/01/2004CN1526207A Transmission power level estimation
09/01/2004CN1525758A Videoconference audio frequency quality test method
09/01/2004CN1525669A Apparatus and method for displaying receiving sensitivity in mobile terminal
09/01/2004CN1525668A A remote wireless monitoring system and method thereof
09/01/2004CN1525667A A remote wireless monitoring device and method thereof
09/01/2004CN1525666A A remote wireless monitoring system and method thereof
09/01/2004CN1525662A A test method for multiplexing segment protection protocol
09/01/2004CN1525652A Apparatus and method for monitoring antenna state of mobile station
09/01/2004CN1165195C Base station monitoring system based on Internet
09/01/2004CN1165170C Burst signal detecting and AGC method for orthogonal frequency division multiplexing system
08/2004
08/31/2004US6785545 Digital mobile wireless communications apparatus and the system using the same
08/31/2004US6785473 WDM network and WDM network device
08/31/2004US6785331 Predictive encoding and decoding methods of video data
08/31/2004US6784829 Method for measuring GPS air sensitivity and mobile terminal having function of measuring GPS air sensitivity
08/26/2004WO2004073199A1 Multi-receiver communication system with distributed aperture antenna
08/26/2004WO2004073105A2 System and method using adaptive antennas to selectively reuse common physical channel timeslots for dedicated channels
08/26/2004US20040167758 Multi-path generating apparatus, a multi-path fading simulator, and a multi-path generating method
08/26/2004US20040166909 Apparatus and method for monitoring antenna state of mobile station
08/26/2004US20040166889 Apparatus for adjusting channel interference between devices in a wireless network
08/26/2004US20040166887 Pilot signals for use in multi-sector cells
08/26/2004US20040166886 Pilot signals for use in multi-sector cells
08/26/2004US20040166871 Apparatus for self-adjusting power at a wireless station to reduce inter-channel interference
08/26/2004US20040166870 Distributed protocol for use in a wireless network
08/26/2004US20040166868 Wireless channel selection apparatus including scanning logic
08/26/2004US20040166867 Program for ascertaining a dynamic attribute of a system
08/26/2004US20040166866 Apparatus for selecting an optimum access point in a wireless network
08/26/2004US20040166862 Method of simulating operating conditions of a telecommunication system requiring a limited amount of computing power
08/26/2004US20040166852 Method for associating access points with stations in a wireless network