| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 342357720 | Multimode operation in a single same satellite system; e.g., GPS L1/L2 (IPC) | 9 |
| 20110057837 | SINGLE LOCAL OSCILLATOR FREQUENCY BAND TO RECEIVE DUAL-BAND SIGNALS - A dual-band GPS receiver and method and apparatus for downconversion of dual-band GPS signals. A dual-band GPS receiver in accordance with the present invention comprises an antenna, a Radio Frequency (RF) section, coupled to the antenna, and a baseband section, coupled to the RF section, wherein the RF section comprises a receiver, the receiver receiving signals from a first GPS frequency band and a second GPS frequency band, a local oscillator having a local oscillator frequency, and a mixer, coupled to the receiver and the local oscillator, for selectively mixing the local oscillator frequency with the first GPS frequency band and a second GPS frequency band, wherein the local oscillator frequency downconverts the first GPS frequency band and the second GPS frequency band into a common downconversion frequency band. | 03-10-2011 |
| 20110095943 | Multifrequency Receiver Intended for Satellite Location - A multifrequency receiver comprises a first receiving subsystem comprising: means for receiving at least a first and a second distinct frequency at least one of which comprises a signal containing information relating to the position of a satellite, the said receiving means comprising: a first amplification stage delivering a first filtered signal based on the signal received by the receiver; a second stage for processing each of the received frequencies; a third stage comprising a mixer and at least one local oscillator; and a fourth amplification and filtering stage making it possible to amplify the filtered signal at the output of the mixer. The second stage comprises: a first switch; means for amplifying the signals of the two channels; and a second switch making it possible to deliver the signal to the third stage. | 04-28-2011 |
| 20110273332 | METHOD FOR PROCESSING COMBINED NAVIGATION SIGNALS - The subject matter disclosed herein relates to a system and method for processing multiple navigation signal components received from multiple global navigation satellite systems (GNSS'). In a particular implementation, a code phase in a first navigation signal component may be detected based, at least in part, on information in a second navigation signal component. | 11-10-2011 |
| 20120068885 | GNSS RECEIVER - To provide an art that can improve a performance of a GNSS receiver. A GNSS receiver | 03-22-2012 |
| 20120313817 | SIGNAL PROCESSING SYSTEM FOR SATELLITE POSITIONING SIGNALS - A signal processing system for processing satellite positioning signals is described. The system comprises at least one processor and a signal processor operating under a number of operational modes. The signal processor includes at least one of a signal processing subsystem, a fast Fourier transform (FFT) subsystem, and a memory subsystem that are each dynamically and independently configurable in response to the operational modes. Further, the system includes a controller that couples to control transfer of data among the signal processing subsystem and the FFT subsystem via the memory subsystem. Configurability of the memory subsystem includes configuring the memory subsystem into regions according to the operational modes where each region is accessible in one of a number of manners according to the operational modes. | 12-13-2012 |
| 20130002486 | L1/L2 GPS RECEIVER WITH PROGRAMMABLE LOGIC - A Global Positioning System (GPS) commercial receiver includes programmable logic that utilizes P-code modulated L1 and L2 GPS signals to derive estimates of in-phase and quadrature-phase components of both L1 and L2 signals, a programmable processor that calculates pseudoranges and pseudo-Doppler phases, and derives navigation solutions. A resulting complex accumulated L2 signal comprises near-ML estimates of desired L2 amplitude and pseudo- Doppler phase. | 01-03-2013 |
| 20160070001 | SATELLITE NAVIGATION USING SIDE BY SIDE ANTENNAS - A multiband antenna apparatus for high-precision GNSS positioning is proposed. The multiband antenna apparatus comprises a first antenna configured for reception of GNSS signals in a first multiband of electromagnetic spectrum, a second multiband antenna configured for reception of GNSS signals in a second multiband of electromagnetic spectrum, and an antenna phase reference point configured to represent an integrated electric phase data. The antenna phase reference point is related to a physical reference point of the antenna apparatus. | 03-10-2016 |
| 20160195620 | RADIO FREQUENCY CIRCUIT STRUCTURE FOR IMPLEMENTING FUNCTION OF CONVERTING GNSS SATELLITE SIGNAL INTO BASEBAND SIGNAL | 07-07-2016 |
| 20190146094 | HARDWARE FRONT-END FOR A GNSS RECEIVER | 05-16-2019 |
