Patents for H04B 17 - Monitoring; Testing (29,423) |
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07/11/2012 | CN102571483A Integrated network parameter tester and test method applied to pulse regime |
07/11/2012 | CN102571244A Test method for simulated down-converter in satellite demodulator |
07/11/2012 | CN102571243A Broadband wireless multi-input multi-output (MIMO) channel modeling method for vehicle-to-vehicle communication |
07/11/2012 | CN102571242A Method and system used for aligning antennas |
07/11/2012 | CN102571241A Improved double-threshold cooperative spectrum sensing method |
07/11/2012 | CN102571240A Cooperative spectrum sensing parameter optimizing method utilizing improved energy detector |
07/11/2012 | CN102571239A Test system for radio frequency index |
07/11/2012 | CN102571238A Dynamic test algorithm for received signal strength of GSM-R (Global System for Mobile Communications for Railway) network |
07/11/2012 | CN102571237A Wireless signal detection method based on periodogram |
07/11/2012 | CN102571236A Method and system for measuring maximum time interval error |
07/11/2012 | CN102571235A Asynchronous measuring method for total radiated power (TRP) of mobile phone |
07/11/2012 | CN102571234A Asynchronous measuring equipment for total radiated power (TRP) of mobile phone |
07/11/2012 | CN102571233A Fast assessment method for overall unit OTA (Over The Air) performance of wireless terminal products |
07/11/2012 | CN102571232A Method and apparatus for determining, transmitting and using load factors for interference control |
07/11/2012 | CN102571231A Communications effects in network simulations |
07/11/2012 | CN102571230A Distributed collaborative signal identification method based on blind estimation of higher order statistics and signal to noise ratio |
07/11/2012 | CN102571229A Non-interference type test system for wireless sensor network |
07/11/2012 | CN102571228A Signal detection apparatus and signal detection method |
07/11/2012 | CN102571227A Amplitude detection circuit with direct current offset elimination function |
07/11/2012 | CN102571226A Method for testing ground station EIRP value by bistatic common-view comparison method |
07/11/2012 | CN102571225A Radio frequency power self-test device and test method |
07/11/2012 | CN102571224A Method and apparatus of radio frequency testing |
07/11/2012 | CN102571223A Communication channel checking device |
07/11/2012 | CN102571222A Method and device for testing wireless communication channel |
07/11/2012 | CN102571221A Method and equipment for estimating Doppler frequency shift in wireless communication system |
07/11/2012 | CN102571220A Method and device for detecting wireless module communication interference |
07/11/2012 | CN102571219A Simulation system based on dual-polarized smart antenna, method and apparatus |
07/11/2012 | CN102571218A Whole-satellite wireless testing method for a satellite-borne rotatable radio-frequency emission system |
07/11/2012 | CN102571217A Radio frequency device, and device and method for detecting standing-wave ratio |
07/11/2012 | CN102571216A Compensation measurement apparatus for digital vector signal analysis |
07/11/2012 | CN102571186A Repeater design and verification tool |
07/11/2012 | CN102571182A Method for selecting receiving antenna in wireless local area network and device thereof |
07/11/2012 | CN102571175A Active antenna and signal processing method thereof |
07/11/2012 | CN102571173A Method for terminal to select transmission antennae in open loop mode, device and mobile terminal |
07/11/2012 | CN102571171A Hardware achieving method of multiple-input and multiple-output wireless communication system channel model |
07/11/2012 | CN102571170A Method for calibrating uplink antenna array link variations in real time |
07/11/2012 | CN102571169A Wireless lan device and controlling method thereof |
07/11/2012 | CN102571155A Frequency correcting device, method for correcting frequency as well as SRD (Short Range Devices) communication system and communication method |
07/11/2012 | CN102567162A DSP (Digital Signal Processor) core-based physical layer system verification device and method |
07/11/2012 | CN102555991A System for preventing establishment of unauthorized communication |
07/11/2012 | CN101941447B Train safe-positioning method of ground device of CBTC (Communications-Based Train Control) system |
07/11/2012 | CN101697501B Platform for testing radio-frequency wireless energy and signal transmission |
07/11/2012 | CN101621824B Detecting method of coherence of upstream channel and downstream channel in smart antenna system |
07/11/2012 | CN101394643B System and method for sending and receiving ultra-wideband pulse or pulse sequence |
07/10/2012 | US8219136 Techniques to determine transmitter power |
07/10/2012 | US8219128 Network-centric link adaptation for coordinated multipoint downlink transmission |
07/10/2012 | US8219078 Method and apparatus for multi-user multi-input multi-output transmission |
07/10/2012 | US8219076 CDMA probe for self-testing base station receivers |
07/10/2012 | US8219057 Active antenna system and method for operation of an active antenna array |
07/10/2012 | US8219056 Radio environment scanner |
07/10/2012 | US8219055 Method for tuning an RF base-band circuit of a receiver |
07/10/2012 | US8219053 Automatic tuning reader |
07/10/2012 | US8219051 Front-end receiver circuit with multiple paths which are simultaneously active and receiver system using the same |
07/10/2012 | US8219047 Methods for calibrating a transmitter, and radio transmitter |
07/10/2012 | US8219045 Method and system for controlling transmitter power using variable feedback transmitter parameters |
07/10/2012 | US8219038 Method and apparatus for improving broadcasting reception performance of portable terminal |
07/10/2012 | US8219037 Baseband processor apparatus and method for monitoring a wireless communication network |
07/10/2012 | US8219036 Dynamic channel quality measurement procedure implemented in a wireless digital communication system to prioritize the forwarding of downlink data |
07/10/2012 | US8219035 Enhanced calibration for multiple signal processing paths in a wireless network |
07/10/2012 | US8219033 System of transmit antennas adapted to propagation conditions for radio broadcasting |
07/10/2012 | US8219030 Adaptive distributed frequency planning |
07/10/2012 | US8219023 Remotely operated illumination device |
07/10/2012 | US8218968 System and method for discovering neighboring nodes |
07/10/2012 | US8218610 System and method for descrambling the phase of carriers in a multicarrier communications system |
07/05/2012 | WO2012090696A1 Overpower detector and wireless communication device |
07/05/2012 | WO2012089892A1 Over-the-air test |
07/05/2012 | WO2012089399A1 Evaluation unit and method for demodulating ofdm data |
07/05/2012 | US20120172074 Method of controlling noise rise in a cell |
07/05/2012 | US20120170930 Wavelength selective switch and method for correcting deviation of wavelength |
07/05/2012 | US20120170929 Apparatus And Method For Monitoring An Optical Coherent Network |
07/05/2012 | US20120170636 Method and device for generating pre-coding matrix codebook |
07/05/2012 | US20120170634 Receiver with On-Demand Linearity |
07/05/2012 | US20120170633 Method and System for Communication Channel Characterization |
07/05/2012 | US20120170632 Impedance measurement in an active radio frequency transmitter |
07/05/2012 | US20120170631 Method, apparatus, and system for measuring asymmetric delay of communication path |
07/05/2012 | US20120169543 True omni-directional antenna |
07/04/2012 | EP2472939A1 System and method for monitoring parallel base station power supply |
07/04/2012 | EP2471300A1 Method and arrangement in a communication network system method and arrangement for testing of a capacity of a communication network |
07/04/2012 | EP2471204A1 Hybrid reflectometer system (hrs) |
07/04/2012 | EP2470925A1 Method and radio device for detecting a movement |
07/04/2012 | CN202309728U 一种宽动态范围射频功率检测装置 One kind of wide dynamic range of the RF power detection device |
07/04/2012 | CN202309727U 一种汽车遥控接收器的检测设备 The receiver of a car remote testing equipment |
07/04/2012 | CN202309726U 基于pxi总线的射频实时测量矢量分析插卡式结构模块 Based on real-time measurements of RF pxi bus card structure vector analysis module |
07/04/2012 | CN202309725U 一种以太网测试夹具 One kind of Ethernet Test Fixture |
07/04/2012 | CN202309724U 一种低压电力线载波信道检测仪 A low-pressure power line carrier channel detector |
07/04/2012 | CN202309702U 基于信道认知技术的电力线通信设备 Cognitive techniques based on channel power line communication equipment |
07/04/2012 | CN202306796U 可提升精确度的侦测装置 Can improve the accuracy of the detection device |
07/04/2012 | CN202305788U 智能电能表485通讯电路带载能力和通信距离测试装置 Smart meter circuit 485 with the capacity and the communication distance measuring device |
07/04/2012 | CN1866759B Radio communication method and equipment |
07/04/2012 | CN102549950A A wireless communication node and a method related thereto |
07/04/2012 | CN102547825A Home base station and method for positioning user equipment by means of signal attenuation |
07/04/2012 | CN102547801A Method and system for broadband frequency spectrum detection based on compression ratio distribution |
07/04/2012 | CN102547770A Method and system for achieving wireless propagation models based on gray-level matrix and weighted average |
07/04/2012 | CN102547748A Interference measurement and interference avoidance method based on cognitive radio technology |
07/04/2012 | CN102547742A Combined modeling and evaluating method for spatial frequency domain resource of cognitive system |
07/04/2012 | CN102547735A Cognitive network architecture and self-configuring method thereof |
07/04/2012 | CN102547717A Method and device for converting operating modes of cognitive radio system |
07/04/2012 | CN102547570A Pseudorange difference location method and device |
07/04/2012 | CN102546882A Testing device for mobile phones |
07/04/2012 | CN102546492A Information channel environmental detection method based on support vector machine |