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Class Information
Number: 455/67.16
Name: Telecommunications > Transmitter and receiver at separate stations > Having measuring, testing, or monitoring of system or part > Phase measuring (e.g., group delay, propagation effect, etc.)
Description: Subject matter including means to measure the change in phase of propagating waves.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7599678 |
Processor for a passive ranger |
Oct. 6, 2009 |
| 7599665 |
Selection of radio resources in a wireless communication device |
Oct. 6, 2009 |
| 7587174 |
Antenna unit and radio base station therewith |
Sep. 8, 2009 |
| 7577445 |
Line-of-sight (LOS) or non-LOS (NLOS) identification method using multipath channel statistics |
Aug. 18, 2009 |
| 7577446 |
Weighted least square localization method exploiting multipath channel statistics for non-line-of-sight mitigation |
Aug. 18, 2009 |
| 7570923 |
I/Q compensation of frequency dependent response mismatch in a pair of analog low-pass filters |
Aug. 4, 2009 |
| 7561885 |
Positioning system and method using mobile Internet signal |
Jul. 14, 2009 |
| 7558534 |
Reliability metrics for parameter estimates which account for cumulative error |
Jul. 7, 2009 |
| 7558576 |
Employing frequency offset to compensate for Doppler shift |
Jul. 7, 2009 |
| 7548741 |
Dual logarithmic amplifier phase-magnitude detector |
Jun. 16, 2009 |
| 7539458 |
Apparatus and method for a system architecture for multiple antenna wireless communication systems using round robin channel estimation and transmit beam forming algorithms |
May. 26, 2009 |
| 7529554 |
Subtractive multipath delay detection |
May. 5, 2009 |
| 7515902 |
Velocity estimation apparatus in mobile communication environments |
Apr. 7, 2009 |
| 7509095 |
Method and system for identifying occurrence of shadowing phenomenon during wireless communications |
Mar. 24, 2009 |
| 7509097 |
Method for determining a measurement time period |
Mar. 24, 2009 |
| 7502359 |
Radio base station and method of controlling radio communications |
Mar. 10, 2009 |
| 7496330 |
Phase adjusting method and apparatus |
Feb. 24, 2009 |
| 7493129 |
Method and apparatus to maintain network coverage when using a transport media to communicate with a remote antenna |
Feb. 17, 2009 |
| 7489904 |
Method and system for determining the time of arrival of a direct radio signal |
Feb. 10, 2009 |
| 7486934 |
Service area determination method for determining whether a mobile terminal is in the service area of a repeater or in the service area of a radio base station |
Feb. 3, 2009 |
| 7483712 |
Transmission power control method, base station, mobile station, and mobile communication system |
Jan. 27, 2009 |
| 7474648 |
Filtering multipath propagation delay values for use in a mobile communications system |
Jan. 6, 2009 |
| 7468696 |
Method and device for trilateration using LOS link prediction and pre-measurement LOS path filtering |
Dec. 23, 2008 |
| 7463576 |
Channel estimation for OFDM communication systems |
Dec. 9, 2008 |
| 7457630 |
Data boundary aware base station assisted position location |
Nov. 25, 2008 |
| 7457589 |
Circuit and method for transmitting a signal |
Nov. 25, 2008 |
| 7440766 |
Method for employing multipath propagation in wireless radio communications |
Oct. 21, 2008 |
| 7433652 |
Electro-magnetic propagation modeling |
Oct. 7, 2008 |
| 7433395 |
Reliable multicarrier communication in the presence of timing phase error |
Oct. 7, 2008 |
| 7430413 |
Method and device for simulating a radio channel |
Sep. 30, 2008 |
| 7426370 |
Radio communication quality measuring apparatus, radio communication quality measuring method and radio base station |
Sep. 16, 2008 |
| 7424402 |
System and method for making synchronized signal measurements at spaced apart locations |
Sep. 9, 2008 |
| 7400896 |
Apparatus and method for estimating a signal power to interference power ratio in a wireless communication system |
Jul. 15, 2008 |
| 7398052 |
Method and a system for detecting communication relaying network elements |
Jul. 8, 2008 |
| 7398056 |
Channel estimation applique for multiple antenna wireless communications |
Jul. 8, 2008 |
| 7392018 |
Channel estimation applique for wireless communications |
Jun. 24, 2008 |
| 7363009 |
Method and apparatus for determining propagation delays for use in wide area networks |
Apr. 22, 2008 |
| 7342986 |
Digital PLL device |
Mar. 11, 2008 |
| 7321579 |
Method for analyzing data transmission throughput in a wireless LAN |
Jan. 22, 2008 |
| 7319686 |
Frame synchronization in multi-cell systems with a data interface |
Jan. 15, 2008 |
| 7315728 |
Polarized wave measuring apparatus, and antenna characteristic measuring apparatus and radio wave measuring apparatus using the same |
Jan. 1, 2008 |
| 7302267 |
Apparatus and method for estimating a velocity of a mobile terminal in a mobile communication system |
Nov. 27, 2007 |
| 7299013 |
Apparatus and method for correcting doppler shift in mobile communication systems |
Nov. 20, 2007 |
| 7299012 |
Circuit to add and subtract two differential signals |
Nov. 20, 2007 |
| 7286802 |
Wireless simulator |
Oct. 23, 2007 |
| 7269387 |
Method and apparatus for determining a distance between a base station and a mobile unit |
Sep. 11, 2007 |
| 7260168 |
Network measurement method and apparatus |
Aug. 21, 2007 |
| 7254402 |
GPS satellite signal acquisition assistance system and method in a wireless communications network |
Aug. 7, 2007 |
| 7245879 |
Apparatus and associated methods to perform intelligent transmit power control with subcarrier puncturing |
Jul. 17, 2007 |
| 7239849 |
Adaptive communication methods and apparatus |
Jul. 3, 2007 |
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