Patents
Patents for H04B 17 - Monitoring; Testing (29,423)
06/2008
06/04/2008CN100393019C Diversity reception method and device employing periodic testing
06/04/2008CN100393004C A cellular communication system employing wireless optical links
06/04/2008CN100392989C Method for measuring comunication chain circuit quality and apparatus thereof
06/03/2008US7383070 Signal processing apparatus
06/03/2008US7383022 Mobile equipment based filtering for packet radio service
06/03/2008US7382824 Method and apparatus for accurate modeling of multi-domain clock interfaces
06/03/2008US7382719 Scalable and backwards compatible preamble for OFDM systems
06/03/2008CA2460799C Method and apparatus for interference signal code power and noise variance estimation
06/03/2008CA2440294C Frequency verification of an amplitude modulated signal
06/03/2008CA2326278C Remote monitoring through the brg
05/2008
05/29/2008WO2008061946A1 Method and device for estimating the reliability of a radio communication link
05/29/2008WO2008061419A1 Testing device and method for the maximum transmitting power of mobile terminal
05/29/2008WO2008040908A3 Estimation of attenuation components of a propagated radio signal
05/29/2008WO2008004075A3 Method for providing adaptive thresholding for adjustment to loading conditions
05/29/2008US20080125106 Wireless communication out of range indication
05/29/2008US20080125054 Method and system for determining a time delay between transmission and reception of an rf signal in a noisy rf environment using phase detection
05/29/2008US20080125053 Rf test chamber
05/29/2008US20080125052 Apparatus and method for estimating noise in a communication system
05/29/2008US20080125051 Apparatus and method for transmitting/receiving data in a closed-loop multi-antenna system
05/29/2008US20080125050 Signal processing circuit
05/29/2008US20080124076 OSNR Monitoring Apparatus And Method Using Polarization Splitting
05/29/2008US20080124075 Ranging method and system for passive optical network and optical network unit thereof
05/29/2008US20080124074 Method for handling channel failures in an automatically switched optical network
05/29/2008US20080123615 Communication Device and Scheduling Method
05/29/2008DE102006056465A1 Radio communication monitoring method for use in e.g. production hall, involves comparing detected frequencies with envelope, and delivering warning signal when detected frequencies exceed threshold value specified by envelope
05/28/2008EP1926336A2 Spatial division multiple access wireless communication systems
05/28/2008EP1926236A1 Method and apparatus for estimating the reliability of a radio link
05/28/2008EP1925154A2 Dynamic tuning between different receivers background
05/28/2008EP1925108A2 System and method for detection of primary spectrum users
05/28/2008EP1756599A4 Qam signal analysis in a network
05/28/2008EP1216528B1 Estimating an indicator for a communication path
05/28/2008CN101189812A Assessing the performance of radio devices
05/28/2008CN101189804A Method and apparatus providing calibration technique for RF performance tuning
05/28/2008CN101188846A A system and method for realizing remote detection of base station
05/28/2008CN101188742A A monitoring control method
05/28/2008CN101188741A A monitoring control system
05/28/2008CN101188463A A power calibration and real time correction device for CDMA receiver and its implementation method
05/28/2008CN101188462A Detection method
05/28/2008CN101188448A A smart antenna calibration method, device and system
05/28/2008CN100391128C Mobile communication system, mobile communication terminal, and mobile communication method
05/28/2008CN100390550C Interpretation system for interpreting reflectometry information
05/27/2008US7379851 CDMA signal waveform quality display system, method, and program, and storage medium storing the program
05/27/2008US7379757 System and method for estimating the multi-path delays in a signal using a spatially blind antenna array
05/27/2008US7379724 Method and apparatus for classifying interference
05/27/2008US7379714 Method and apparatus for dynamically adjusting a transmitter's impedance
05/27/2008US7379710 Radio-wave propagation characteristic forecasting system and its method, and program
05/27/2008US7379705 Mobile station randomizing of message transmission timing to mitigate mass message event
05/27/2008US7379503 Device for receiving digital signals
05/27/2008US7379494 MAC protocol employing multiple data rates
05/27/2008US7379493 Signal analyzer for detecting distortions in signals
05/27/2008CA2410588C Method and system for monitoring and controlling working components
05/22/2008WO2008060742A2 Detecting channel impulse magnitude response in digital communication systems
05/22/2008WO2008059629A1 Channel characteristic analyzing apparatus and method
05/22/2008WO2008059391A1 Signal generator and method for signal generation for radio frequency receivers
05/22/2008WO2008059306A1 Method and apparatus for staged approach transient rf detection and sensor power saving
05/22/2008WO2008059183A1 Detection of a power control saturation in a radio communication receiver
05/22/2008WO2008058420A1 Remote monitoring management system of electric power device
05/22/2008WO2008041918A3 Downlink signaling of transmitter configuration for cqi estimation
05/22/2008WO2007136455A3 Simulator for vehicle radio propagation including shadowing effects
05/22/2008US20080119215 Serving sector interference broadcast and corresponding rl traffic power control
05/22/2008US20080119199 Communication method, communication apparatus and communication system
05/22/2008US20080119196 Communication method, communication apparatus and communication system
05/22/2008US20080119187 Apparatus for Supporting the Handover of a Telecommunication Session Between a Licensed Wireless System and an Unlicensed Wireless System
05/22/2008US20080119142 Spread spectrum isolator
05/21/2008EP1508209B1 Determination of the time delay and/or power of a multicarrier signal
05/21/2008CN201063811Y Programmable logic control based NP problem processing device
05/21/2008CN201063810Y Communication debug device and dual-mode terminal communication debug system
05/21/2008CN201063809Y Connection device of base station testing
05/21/2008CN201063808Y Power supply monitoring system of communication base station
05/21/2008CN201063637Y Multifunctional signal generator
05/21/2008CN101185317A Communication link termination indication signal method and apparatus
05/21/2008CN101185266A A method of controlling noise rise in a cell.
05/21/2008CN101185265A Method and device in telecommunications system
05/21/2008CN101184313A Radio frequency loopback test method and system and loopback test local oscillator providing method and apparatus
05/21/2008CN101184312A Wireless communication system emission power testing apparatus and method
05/21/2008CN101184071A Blind SNR estimating method based on pseudo-error rate statistics
05/21/2008CN101184006A Test method and system for WLAN equipment index
05/21/2008CN101183999A Mobile self-organization network scene constructing method using game data
05/21/2008CN101183906A Method and apparatus for simulating repeater
05/21/2008CN101183905A Antenna feed fault detection device and method
05/21/2008CN101183893A Method and apparatus for simulating wireless communication network
05/20/2008US7376436 Radio communication system, communication terminal device, base station device, and radio communication method
05/20/2008US7376406 Diversity reception apparatus
05/20/2008US7376404 System and method for detecting a fault in a multiple receiver system
05/20/2008US7376395 Controlling a telecommunications device
05/20/2008US7376293 Remote location of active section of fiber in a multimode intrusion detection system
05/20/2008US7376200 Method and apparatus for suppressing carrier leakage
05/20/2008US7376178 Low bias estimation of small signal-to-noise ratio
05/20/2008US7376118 System and method for optimizing contiguous channel operation with cellular reuse
05/20/2008US7376095 Apparatus and method for measuring a received signal to interference ratio in a mobile communication system
05/20/2008US7373805 Apparatus for directing particles in a fluid
05/15/2008WO2008058162A2 Method for transmit power control dependent on subband load
05/15/2008US20080113638 Controlled signal-to-noise ratio generator circuit
05/15/2008US20080113625 Integrated circuit and device for mobile communications
05/15/2008US20080113624 Method and apparatus for adjusting waveform parameters for an adaptive air interface waveform
05/15/2008US20080113623 Signal quality in a wireless network
05/15/2008US20080113622 System and method for probing a channel in a communication system
05/15/2008US20080112477 Received signal level compensation apparatus and method for mobile station
05/15/2008US20080112476 Data receiving device
05/15/2008US20080112475 Detecting channel impulse magnitude response in digital communication systems