DETERMINATION OF A LOCATION CHARACTERISTIC

1 . A method, comprising:

receiving, by processing circuitry of an electronic system, location-related data;

sensing, using sensing circuitry of the electronic system, data related to the electronic system;

determining, using the processing circuitry, a motion state of the electronic system based on the sensed data;

selecting, using the processing circuitry, a plurality of control parameters from one or more configuration matrixes based on the determined motion state, the plurality of control parameters including a system-mode control parameter and a location-determination control parameter;

configuring a system mode of the electronic system based on the system-mode control parameter; and

determining a location characteristic of the electronic system based on the received location-related data and the location-determination control parameter.

2 . The method according to claim 1 , wherein the sensing data comprises:

sensing a velocity associated with the electronic system;

sensing an acceleration associated with the electronic system;

sensing rotational data associated with the electronic system;

sensing an angular velocity associated with the electronic system;

sensing an altitude associated with the electronic system;

sensing a pressure associated with the electronic system;

sensing proximity data associated with the electronic system;

sensing distance data associated with the electronic system;

sensing temperature data associated with the electronic system; or

combinations thereof.

3 . The method according to claim 1 , wherein the receiving location-related data comprises:

receiving measurements of pseudo-ranges;

receiving measurements of Doppler frequencies; or

combinations thereof.

4 . The method according to claim 1 , wherein determining a location characteristic of the electronic system based on the received location-related data and the location-determination control parameter comprises configuring a Kalman filter based on the location-determination parameter and applying the Kalman filter to the received location-related data.

5 . The method according to claim 4 , wherein the plurality of control parameters comprises multiple location-determination control parameters.

6 . The method according to claim 5 , wherein the multiple location-determination control parameters include:

a parameter representing a matrix of noise measurements linked to pseudo-ranges;

a parameter representing a matrix of noise measurements linked to Doppler frequencies;

a parameter representing a covariance matrix linked to extrapolation of an estimate of a position;

a parameter representing a covariance matrix linked to extrapolation of an estimate of a velocity; or

combinations thereof.

7 . The method according to claim 1 , wherein determining a location characteristic of the electronic system comprises determining one or more location characteristics including:

estimating a position of the electronic system;

estimating of a velocity of the electronic system; or

combinations thereof.

8 . The method according to claim 1 , wherein the processing circuitry includes sampling circuitry, the plurality of control parameters includes a sampling-rate control parameter and the method comprises:

setting a sampling rate of the sampling circuitry based on the sampling-rate control parameter;

sampling the received location-related data using the sampling circuitry; and

determining the location characteristic of the electronic system based on the sampled location-related data and the location-determination control parameter.

9 . The method according to claim 1 , wherein the system-mode control parameter comprises one or more power-mode control parameters, and the method comprises:

setting an operating frequency based on the one or more power-mode control parameters;

setting a power-supply voltage based on the one or more power-mode control parameters;

setting a power-mode of the electronic system based on the one or more power-mode control parameters; or

combinations thereof.

10 . A device, comprising:

global positioning circuitry, which, in operation, receives location-related data;

sensing circuitry, which, in operation, senses data related to the device; and

processing circuitry, which, in operation:

determines a motion state of the electronic system based on data sensed by the sensing circuitry;

selects a plurality of control parameters from one or more configuration matrixes based on the determined motion state, the plurality of control parameters including an operational-mode control parameter and a location-determination control parameter;

configures operational mode of the device based on the operational mode control parameter; and

determines a location characteristic of the device based on the received location-related data and the location-determination control parameter.

11 . The device according to claim 10 , wherein the sensing circuitry comprises:

a velocity sensor;

an accelerometer;

a gyroscope;

an angular velocity sensor;

an altitude sensor;

a pressure sensor;

a proximity sensor;

a time-of-flight sensor;

a temperature sensor; or

combinations thereof.

12 . The device according to claim 10 , wherein the global positioning circuitry, in operation:

receives measurements of pseudo-ranges;

receives measurements of Doppler frequencies; or

combinations thereof.

13 . The device according to claim 10 , wherein the processing circuitry comprises a Kalman filter, and in operation, the processing circuitry configures the Kalman filter based on the location-determination parameter and filters the received location-related data using the configured Kalman filter.

14 . The device according to claim 13 , wherein the plurality of control parameters comprises multiple location-determination control parameters.

15 . The device according to claim 14 , wherein the multiple location-determination control parameters include:

a parameter representing a matrix of noise measurements linked to pseudo-ranges;

a parameter representing a matrix of noise measurements linked to Doppler frequencies;

a parameter representing a covariance matrix linked to extrapolation of an estimate of a position;

a parameter representing a covariance matrix linked to extrapolation of an estimate of a velocity; or

combinations thereof.

16 . The device according to claim 10 , wherein the processing circuitry, in operation, determines one or more location characteristics including:

an estimated position of the device;

an estimated velocity of the device; or

combinations thereof.

17 . The device according to claim 10 , wherein the processing circuitry includes sampling circuitry, the plurality of control parameters includes a sampling-rate control parameter and the processing circuitry, in operation:

sets a sampling rate of the sampling circuitry based on the sampling-rate control parameter;

samples the received location-related data using the sampling circuitry; and

determines the location characteristic of the electronic system based on the sampled location-related data and the location-determination control parameter.

18 . The device according to claim 10 , wherein the operational-mode control parameter comprises one or more power-mode control parameters, and the processing circuitry, in operation:

sets an operating frequency based on the one or more power-mode control parameters;

sets a power-supply voltage based on the one or more power-mode control parameters;

sets a power-mode of the device based on the one or more power-mode control parameters; or

combinations thereof.

19 . A system, comprising:

a memory; and

processing circuitry coupled to the memory, wherein the processing circuitry, in operation:

receives location-related data;

senses data related to the system;

determines a motion state of the system based on the sensed data;

selects a plurality of control parameters from one or more configuration matrixes based on the determined motion state, the plurality of control parameters including a system-mode control parameter and a location-determination control parameter;

configures a mode of the system based on the system-mode control parameter; and

determines a location characteristic of the system based on the received location-related data and the location-determination control parameter.

20 . The system of claim 19 , wherein the processing circuitry comprises:

global positioning circuitry, which, in operation, receives the location related data; and

one or more sensors, which, in operation, senses the data related to the system.

21 . The system of claim 19 , comprising a motor vehicle including the memory and the processing circuitry.

22 . A non-transitory computer-readable medium having contents which cause a processing system to perform a method, the method comprising:

receiving location-related data;

sensing data related to the system;

determining a motion state of the system based on the sensed data;

selecting a plurality of control parameters from one or more configuration matrixes based on the determined motion state, the plurality of control parameters including a system-mode control parameter and a location-determination control parameter;

configuring a mode of the system based on the system-mode control parameter; and

determining a location characteristic of the system based on the received location-related data and the location-determination control parameter.

23 . The non-transitory computer-readable medium according to claim 22 , wherein the determining a location characteristic of the system based on the received location-related data and the location-determination control parameter comprises configuring a Kalman filter based on the location-determination parameter and applying the Kalman filter to the received location-related data.

24 . The non-transitory computer-readable medium according to claim 22 , wherein the contents comprises instructions executed by the processing system.