Resources Contact Us Home
Browse by Category: Main > Communications
Class Information
Number: 342/461
Name: Communications: directive radio wave systems and devices (e.g., radar, radio navigation) > Directive > Position indicating (e.g., triangulation) > With speed determination
Description: Subject matter including means to determine the velocity of an object.

Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
8588789 Mobile communication system with device handover and method of operation thereof Nov. 19, 2013
8401719 Aircraft engine management for fuel conservation method Mar. 19, 2013
8315233 System and method of gathering WLAN packet samples to improve position estimates of WLAN positioning device Nov. 20, 2012
8290495 Apparatus and method for velocity estimation in mobile communication system Oct. 16, 2012
8209150 Mobile speed and doppler frequency estimation using cyclostationarity Jun. 26, 2012
8179321 Context sensitive mobile device utilization tracking May. 15, 2012
8144673 Method and system for employing a dedicated device for position estimation by a WLAN positioning system Mar. 27, 2012
8116755 Mobile communication terminal and moving speed detection method for the same Feb. 14, 2012
8040275 Method and apparatus for geographic positioning Oct. 18, 2011
8014913 Aircraft engine management for fuel conservation method and apparatus Sep. 6, 2011
7965236 Apparatus and method for measuring moving distance in mobile communication system Jun. 21, 2011
7956809 Method and device for determining the speed of a moving entity Jun. 7, 2011
7848883 Method and device for determining the ground position of a mobile object, in particular an aircraft on an airport Dec. 7, 2010
7768963 System and method of improving sampling of WLAN packet information to improve estimates of Doppler frequency of a WLAN positioning device Aug. 3, 2010
7769503 Aircraft engine management for fuel conservation Aug. 3, 2010
7706963 System for and method of updating traffic data using probe vehicles having exterior sensors Apr. 27, 2010
7680545 System and method for speed measurement verification Mar. 16, 2010
7647049 Detection of high velocity movement in a telecommunication system Jan. 12, 2010
7551138 Method and apparatus for signal tracking utilizing universal algorithm Jun. 23, 2009
7541976 System and/or method for estimating speed of a transmitting object Jun. 2, 2009
7535420 Method and apparatus for signal tracking utilizing universal algorithm May. 19, 2009
7302267 Apparatus and method for estimating a velocity of a mobile terminal in a mobile communication system Nov. 27, 2007
7142850 Radio estimation method of a mobile station velocity Nov. 28, 2006
6930638 Passive moving object detection system and method using signals transmitted by a mobile telephone station Aug. 16, 2005
6879920 Method and system for estimating movement speed of mobile unit Apr. 12, 2005
6611688 Position reporting method for a mobile terminal in a mobile communication network Aug. 26, 2003
6441777 Signal structure and processing technique for providing highly precise position, velocity, time and attitude information with particular application to navigation satellite systems including G Aug. 27, 2002
6172639 Signal structure and processing technique for providing highly precise position, velocity, time and attitude information with particular application to navigation satellite systems including G Jan. 9, 2001
6061625 Process for obtaining traffic data May. 9, 2000
6011515 System for measuring average speed and traffic volume on a roadway Jan. 4, 2000
5686925 System for obtaining a velocity of a moving object from a speed sensor with an improved adjustment of a speed conversion coefficient Nov. 11, 1997
5585805 Travel velocity detecting apparatus in mobile communication system Dec. 17, 1996
5570096 Method and system for tracking satellites to locate unknown transmitting accurately Oct. 29, 1996
5420883 Train location and control using spread spectrum radio communications May. 30, 1995
5132695 Radio navigation system Jul. 21, 1992
5055849 Method and device for measuring velocity of target by utilizing doppler shift of electromagnetic radiation Oct. 8, 1991
4903212 GPS/self-contained combination type navigation system Feb. 20, 1990
4876550 Ridge regression signal processing for position-fix navigation systems Oct. 24, 1989
4754283 Codeless GPS sonde Jun. 28, 1988
4731613 Positioning system for a vehicle Mar. 15, 1988
4502052 Passive data acquisition and analysis system for microwave Feb. 26, 1985
4433334 Passive ranging system Feb. 21, 1984
4369444 Multipath Doppler shift vertical speed measurement system Jan. 18, 1983
4167330 Velocity measuring system Sep. 11, 1979
4134118 Aircraft antenna-switching arrangements Jan. 9, 1979
4131891 Passive microwave velocity sensor Dec. 26, 1978
4114156 Frequency shift rate detector Sep. 12, 1978
4106093 Ground speed deriving circuit Aug. 8, 1978
4071898 Ship performance analyzer Jan. 31, 1978
4063240 Electronic docking system Dec. 13, 1977

1 2

  Recently Added Patents
High-speed comparator with asymmetric frequency response
Parallel power inverter motor drive system
Traveling vehicle system and self-diagnosis method for the traveling vehicle system
Process for the preparation of diene polymers of statistical vinylarene-diene copolymers
Assigning runtime artifacts to software components
Systems and methods for mitigating spectral regrowth from non-linear systems
Grid computing accounting and statistics management system
  Randomly Featured Patents
Reference electrode
Modular encoder rotation sensing
Sustained release composition
Device for the continuous casting of metals, in particular steel material, to form elongated products in a multiple casting line
Circuit to eliminate DC bias
Tapered beam expander waveguide integrated with a diode lasesr
Process and electronic data-processing system for communication with at least one other electronic data-processing system
Printhead having low pressure rise nozzles
Light emitting diode device and fabrication method thereof
Device to permit use of a camera video tape cassette in conventional video players