Control of activation of location-related sensors of a mobile device
First Claim
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1. A mobile device, comprising:
- one or more lowest-power location-related sensors;
one or more medium-power location-related sensors; and
a controller operative to;
activate at least one of the lowest-power location-related sensors of a low power state of the mobile device at power up of the mobile device, wherein the lowest-power location-related sensors include motion sensors;
activate medium-power location-related sensors of a medium-power state of the mobile device upon detection of a change in a wireless connection to the mobile device;
activate at least one highest-power location-related sensors of a high-power state of the mobile device upon detection of sensed signals of the lowest-power sensors and signals of the medium-power sensors exceeding predetermined thresholds, and deactivate the highest-power location-related sensors upon detection of motion of the mobile device of less than a threshold;
wherein at least one of the medium-power location-related sensors or high-power location-related sensors include a lowest-power location-related sensor operating with a sampling rate that is greater than a threshold;
whereinthe mobile device is operable to transition to the low-power state from the medium-power state, and operable to transition to the low-power state from the high-power state, and operable to transition to the medium-power state from both the low-power state and the high power state.
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Abstract
Methods, systems and apparatuses for selecting which of a plurality of sensors to use for location detection of a mobile device are disclosed. One method includes activating lowest-power location-related sensors of the mobile device at power up of a mobile device, and activating medium-power location-related sensors of the mobile device upon detection of motion of the mobile device and/or a change in a wireless connection to the mobile device.
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Citations
18 Claims
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1. A mobile device, comprising:
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one or more lowest-power location-related sensors; one or more medium-power location-related sensors; and a controller operative to; activate at least one of the lowest-power location-related sensors of a low power state of the mobile device at power up of the mobile device, wherein the lowest-power location-related sensors include motion sensors; activate medium-power location-related sensors of a medium-power state of the mobile device upon detection of a change in a wireless connection to the mobile device; activate at least one highest-power location-related sensors of a high-power state of the mobile device upon detection of sensed signals of the lowest-power sensors and signals of the medium-power sensors exceeding predetermined thresholds, and deactivate the highest-power location-related sensors upon detection of motion of the mobile device of less than a threshold; wherein at least one of the medium-power location-related sensors or high-power location-related sensors include a lowest-power location-related sensor operating with a sampling rate that is greater than a threshold;
whereinthe mobile device is operable to transition to the low-power state from the medium-power state, and operable to transition to the low-power state from the high-power state, and operable to transition to the medium-power state from both the low-power state and the high power state. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13)
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14. A method of selecting which of a plurality of sensors to use for location detection, comprising:
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activating lowest-power location-related sensors of a low power state of a mobile device at power up of the mobile device, wherein the lowest-power location-related sensors include motion sensors; activating medium-power location-related sensors of a medium-power state of the mobile device upon detection of a change in a wireless connection to the mobile device; activating at least one highest-power location-related sensors of the mobile device of a high-power state upon detection of sensed signals of the lowest-power sensors and signals of the medium-power sensors exceeding predetermined thresholds, and deactivate the highest-power location-related sensors upon detection of motion of the mobile device of less than a threshold; wherein at least one of the medium-power location-related sensors or high-power location-related sensors include a lowest-power location-related sensor operating with a sampling rate that is greater than a threshold;
whereinthe mobile device is operable to transition to the low-power state from the medium-power state, and operable to transition to the low-power state from the high-power state, and operable to transition to the medium-power state from both the low-power state and the high power state. - View Dependent Claims (15)
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16. A wireless location system, comprising:
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an upstream server; a mobile device electronically connected to the upstream server, the mobile device, comprising; a controller; one or more lowest-power location-related sensors; one or more medium-power location-related sensors; one or more highest-power sensors;
whereinat least one of the upstream server and the controller are operative to; activate at least one of the lowest-power location-related sensors of a low power state of the mobile device at power up of the mobile device, wherein the lowest-power location-related sensors include motion sensors; activate medium-power location-related sensors of a medium-power state of the mobile device upon detection of a change in a wireless connection to the mobile device; activate at least one highest-power location-related sensors of the mobile device of a high-power state upon detection of sensed signals of the lowest-power location-related sensors and signals of the location-related medium-power sensors exceeding predetermined thresholds, and deactivate the highest-power location-related sensors upon detection of motion of the mobile device of less than a threshold; wherein at least one of the medium-power location-related sensors or high-power location-related sensors include a lowest-power location-related sensor operating with a sampling rate that is greater than a threshold;
whereinthe mobile device is operable to transition to the low-power state from the medium-power state, and operable to transition to the low-power state from the high-power state, and operable to transition to the medium-power state from both the low-power state and the high power state. - View Dependent Claims (17)
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18. A wireless location system, comprising:
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an upstream server; a mobile device electronically connected to the upstream server, the mobile device, comprising; a controller; one or more lowest-power location-related sensors; one or more medium-power location-related sensors; one or more highest-power sensors;
whereinat least one of the upstream server and the controller are operative to; activate at least one of the lowest-power location-related sensors of a low power state of the mobile device at power up of the mobile device, wherein the lowest-power location-related sensors include motion sensors; activate medium-power location-related sensors of a medium-power state of the mobile device upon detection of a detection of a change in motion of the mobile device; activate at least one highest-power location-related sensors of the mobile device of a high-power state upon detection of sensed signals of the lowest-power sensors and signals of the medium-power sensors exceeding predetermined thresholds, and deactivate the highest-power location-related sensors upon detection of motion of the mobile device of less than a threshold; wherein at least one of the medium-power location-related sensors or high-power location-related sensors include a lowest-power location-related sensor operating with a sampling rate that is greater than a threshold;
whereinthe mobile device is operable to transition to the low-power state from the medium-power state, and operable to transition to the low-power state from the high-power state, and operable to transition to the medium-power state from both the low-power state and the high power state.
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Specification