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Class Information
Number: 342/357.04
Name: Communications: directive radio wave systems and devices (e.g., radar, radio navigation) > Directive > Including a satellite > With position indicating > With accuracy enhancing > With ambiguity resolving
Description: Subject matter under 357.02 wherein an equivocation in possible positions are resoluted.










Patents under this class:
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Patent Number Title Of Patent Date Issued
7746272 Ambiguity estimation of GNSS signals for three or more carriers Jun. 29, 2010
7747384 Method for substituting at least one high quality position measurement taken before an interrupting event with a set of upgraded low quality position measurements provided by the same source o Jun. 29, 2010
7739045 Rapid self-alignment of a strapdown inertial system through real-time reprocessing Jun. 15, 2010
7733269 Positioning apparatus and positioning system Jun. 8, 2010
7728767 Phase ambiguity resolution method for a satellite based positioning system Jun. 1, 2010
7692578 GNSS signal processing with clock difference modeling Apr. 6, 2010
7693659 Satellite navigation system using multiple antennas Apr. 6, 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
7629925 Positioning apparatus Dec. 8, 2009
7589668 GNSS signal processing with frequency-dependent bias modeling Sep. 15, 2009
7586440 Independent positioning device and independent positioning method Sep. 8, 2009
7557736 Handheld virtual overlay system Jul. 7, 2009
7538721 GNSS signal processing with partial fixing of ambiguities May. 26, 2009
7535414 Navigational positioning without timing information May. 19, 2009
7528770 Method for positioning using GPS in a restrictive coverage environment May. 5, 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
7498980 Carrier phase GPS positioning device and method Mar. 3, 2009
7498979 Fast decimeter-level GNSS positioning Mar. 3, 2009
7479922 Method and system for determining the location of a vehicle Jan. 20, 2009
7477183 Ionosphere delay measurement using carrier phase Jan. 13, 2009
7468691 Positioning device, positioning control method, and recording medium Dec. 23, 2008
7463188 Wireless CPU GPS application Dec. 9, 2008
7433779 Method of following the course of the flight plan of a cooperative aircraft Oct. 7, 2008
7432853 Ambiguity estimation of GNSS signals for three or more carriers Oct. 7, 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
7411545 Carrier phase interger ambiguity resolution with multiple reference receivers Aug. 12, 2008
7388539 Carrier track loop for GNSS derived attitude Jun. 17, 2008
7355549 Apparatus and method for carrier phase-based relative positioning Apr. 8, 2008
7333053 Signal path system and method for a ranging signal receiver Feb. 19, 2008
7312747 Multiple-GNSS and FDMA high precision carrier-phase based positioning Dec. 25, 2007
7310062 Dual antenna diversity method to detect GPS signal tampering Dec. 18, 2007
7298325 Technique for accurate estimate of large antenna inertial two dimensional orientation using relative GPS spatial phase Nov. 20, 2007
7299133 Data acquisition unit, system and method for geophysical data Nov. 20, 2007
7292185 Attitude determination exploiting geometry constraints Nov. 6, 2007
7286084 Multiple antenna multi-frequency measurement system Oct. 23, 2007
7256730 Method and system for real time navigation using satellite transmitted three-carrier radio signals and ionospheric corrections Aug. 14, 2007
7245215 Position-tracking device for position-tracking system Jul. 17, 2007
7221314 Estimation and resolution of carrier wave ambiguities in a position navigation system May. 22, 2007
7148843 Enhanced real time kinematics determination method and apparatus Dec. 12, 2006
7138944 Multiple antenna multi-frequency measurement system Nov. 21, 2006
7119741 Method for combined use of a local RTK system and a regional, wide-area, or global carrier-phase positioning system Oct. 10, 2006
7116268 Position measuring apparatus Oct. 3, 2006
7102563 Methods and apparatuses of estimating the position of a mobile user in a system of satellite differential navigation Sep. 5, 2006
7071870 Method for combined use of local positioning system and a global positioning system Jul. 4, 2006
7042391 Mobile device and method for determining location of mobile device May. 9, 2006
7026982 Carrier-phase-based relative positioning device Apr. 11, 2006
7027918 Satellite navigation system using multiple antennas Apr. 11, 2006
7002513 Estimation and resolution of carrier wave ambiguities in a position navigation system Feb. 21, 2006
6957143 Monitoring of substitution of high quality position measurements with upgraded low quality position measurements Oct. 18, 2005
6943728 Enhanced rapid real time kinematics determination method and apparatus Sep. 13, 2005

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