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Class Information
Number: 342/357.03
Name: Communications: directive radio wave systems and devices (e.g., radar, radio navigation) > Directive > Including a satellite > With position indicating > With accuracy enhancing > Using differential correction
Description: Subject matter wherein the degree of correctness is determined by comparing measured values with predetermined values.










Patents under this class:
1 2 3 4 5

Patent Number Title Of Patent Date Issued
7746271 Method for determining the global position Jun. 29, 2010
7701387 Supporting an assisted satellite based positioning Apr. 20, 2010
7696922 Method and apparatus for geolocation determination Apr. 13, 2010
7679555 Navigation receiver and method for combined use of a standard RTK system and a global carrier-phase differential positioning system Mar. 16, 2010
7679554 Communications link time transfer to improve navigation system accuracy Mar. 16, 2010
7671791 GPS receiver for use with differential-GPS signals Mar. 2, 2010
7671790 Positioning system, positioning device, communication base station, control method, and recording medium storing program Mar. 2, 2010
7656349 Enhancement of GNSS position determination in poor signal propagation environments Feb. 2, 2010
7652622 Transfer of position information of mobile terminal Jan. 26, 2010
7647174 Navigation system with function of one-touch map matching correction and method thereof Jan. 12, 2010
7639179 Transfer of position information to a mobile terminal Dec. 29, 2009
7630738 Radio communication system, mobile terminal unit thereof, and azimuth determining method Dec. 8, 2009
7623871 Position determination for a wireless terminal in a hybrid position determination system Nov. 24, 2009
7616152 Relative position measurement method and relative position measurement system using satellites Nov. 10, 2009
7613468 Method and a system for communicating information to a land surveying rover located in an area without cellular coverage Nov. 3, 2009
7609202 Relative measurement method and relative measurement system using satellite Oct. 27, 2009
7592952 Method of locating a vehicle from satellite data Sep. 22, 2009
7576690 Position determination with reference data outage Aug. 18, 2009
7570204 Generalized divergence-free carrier smoothing and dual frequency differential GPS architecture implementing the same Aug. 4, 2009
7570205 Automatic detection of GPS SA base value for HFOM Aug. 4, 2009
7561103 Method and device for generating a constant envelope navigation signal with four independent codes Jul. 14, 2009
7535418 Terminal apparatus, positioning method, control program for terminal apparatus, and computer readable recording medium having recorded therein control program for terminal apparatus May. 19, 2009
7535402 Navigation with satellite communications May. 19, 2009
7532161 Method and apparatus for wide area augmentation system having L1/L5 bias estimation May. 12, 2009
7515100 Method and system for initiating real-time kinematic network operations Apr. 7, 2009
7511661 Method for combined use of a local positioning system, a local RTK system, and a regional, wide-area, or global carrier-phase positioning system Mar. 31, 2009
7505739 Automatic mode setting and power ramp compensator for system power on conditions Mar. 17, 2009
7501981 Methods and apparatus to detect and correct integrity failures in satellite positioning system receivers Mar. 10, 2009
7498979 Fast decimeter-level GNSS positioning Mar. 3, 2009
RE40642 Reduced-power GPS-based system for tracking multiple objects from a central location Feb. 17, 2009
7477184 3-D positioning system utilizing self-positioning radio transmitter and stationary laser transmitter Jan. 13, 2009
7477185 Method of tracking at least one mobile unit comprising integrated radio/pseudolite transceiver and laser detector by utilizing stationary self-positioning radio transceiver and stationary lase Jan. 13, 2009
7474896 Locating system and method Jan. 6, 2009
7474265 Inter-network operation of multiple location networks Jan. 6, 2009
7471239 Methods for processing external correction messages, correcting position measurements of GNSS receiver, and related apparatuses Dec. 30, 2008
7468693 GPS rover station providing a high integrity position with a selected error Dec. 23, 2008
7447573 Driving control device for a vehicle Nov. 4, 2008
7439908 Method and apparatus for determining smoothed code coordinates of a mobile rover Oct. 21, 2008
7436355 Method and apparatus for geolocation determination Oct. 14, 2008
7427950 Method for increasing the reliability of position information when transitioning from a regional, wide-area, or global carrier-phase differential navigation (WADGPS) to a local real-time kinem Sep. 23, 2008
7420878 System and method for precision acoustic event detection Sep. 2, 2008
7405694 Communication link time transfer to improve navigation system accuracy Jul. 29, 2008
7400294 Portable reference station for local differential GPS corrections Jul. 15, 2008
7391363 System and method for augmentation of satellite positioning systems Jun. 24, 2008
7386395 Systems and methods for shock compensation utilizing an adaptive control technique algorithm Jun. 10, 2008
7365678 Determining usability of a navigation augmentation system Apr. 29, 2008
7345627 Land-based local ranging signal methods and systems Mar. 18, 2008
7336225 Synthetic phase processor for controlling accuracy of high integrity GPS positions Feb. 26, 2008
7308276 Method for locating mobile units based on received signal strength ratio Dec. 11, 2007
7292185 Attitude determination exploiting geometry constraints Nov. 6, 2007

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