IP Library › Granted Patent US 10,335,065
Granted Patent B2
US 10,335,065 · App. 15/862,102 · Granted Jul 2, 2019

Systems and methods for a continuous monitoring of analyte values

Inventors: Jose Hector Hernandez-Rosas (San Diego, CA); Shawn Larvenz (Ramona, CA); Mark Dervaes (Carlsbad, CA); Indrawati Gauba (San Diego, CA); Michael Robert Mensinger (San Diego, CA); Eric Cohen (San Diego, CA); Brian Christopher Smith (San Marcos, CA); Jorge Valdes (San Diego, CA); Jacob S. Leach (San Diego, CA)
Assignee: DexCom, Inc.
A61B5/14503A61B5/0004A61B5/076A61B5/14532A61B5/742H04B7/26H04L67/12H04Q9/00H04Q9/14H04W4/70H04W76/10H04W76/14H04W76/30H04W76/34H04Q2209/40H04Q2209/50
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Quick Facts
Patent No.
US 10,335,065
App. No.
15/862,102
Granted
Jul 2, 2019
Kind
B2
Abstract

Systems and methods for a continuous monitoring of analyte values received from an analyte sensor system are provided. One method for a wireless data communication between an analyte sensor system and a mobile device involves storing identification information associated with a transceiver of the analyte sensor system, the identification information entered by a user of the mobile device via a custom application running on the mobile device; causing the custom application to enter a background mode; searching for advertisement signals; receiving an advertisement signal from the transceiver; authenticating the transceiver based on the identification information; prompting the user to bring the custom application to a foreground mode; causing the custom application to request a confirmation from the user that a data connection with the transceiver is desired; receiving the confirmation from the user; and completing the data connection with the transceiver.

Claims (29)

1. A method for a wireless data communication between an analyte sensor system and a mobile device capable of wirelessly receiving analyte values from the analyte sensor system, the method comprising:

transmitting, by a transceiver of the analyte sensor system, a first series of advertisement signals generated by the analyte sensor system beginning at a first time;

receiving, by a processor of the analyte sensor system via the transceiver, a data connection request from a mobile device at a second time;

establishing, utilizing the transceiver under control of the processor, a data connection with the mobile device;

transmitting, by the transceiver, a connection interval indicative of a difference between the second time and the first time to the mobile device;

transmitting, by the transceiver, an analyte value to the mobile device;

terminating, by the transceiver under control of the processor, the data connection with the mobile device; and

causing, utilizing the processor, the transceiver to enter a sleep state.

2. The method of claim 1 further comprising:

causing, utilizing the processor, the transceiver to exit the sleep mode after a predetermined time; and

transmitting, by the transceiver, a second series of advertisement signals.

3. The method of claim 1 , wherein the predetermined time is between about 200 and 400 seconds.

4. The method of claim 1 , wherein the analyte value is based on an analyte measurement taken by a sensor of the analyte sensor system while the transceiver was in a previous sleep mode.

5. A method for a wireless data communication between an analyte sensor system and a mobile device, the method comprising:

searching, utilizing a transceiver of the mobile device under control of a processor of the mobile device, for advertisement signals generated by the analyte sensor system;

receiving, by the processor via the transceiver, an advertisement signal from a second transceiver of the analyte sensor system;

transmitting, by the transceiver, a data connection request to the second transceiver;

establishing, utilizing the transceiver under the control of the processor, a data connection with the second transceiver if the data connection request is granted;

receiving, by the processor via the transceiver, from the analyte sensor system a connection interval indicative of a difference between a first time at which the second transceiver started to transmit a series of advertisement signals and a second time at which the second transceiver received the data connection request from the mobile device;

receiving, by the processor via the transceiver, an analyte value from the second transceiver;

terminating, by the transceiver under the control of the processor, the data connection with the second transceiver, thereby causing the second transceiver to enter a sleep mode;

causing, utilizing the processor, the transceiver to enter an inactive mode during which the mobile device does not communicate with the second transceiver;

calculating, utilizing the processor, an exit time at which the transceiver is to exit the inactive mode based at least partly on the connection interval;

causing, utilizing the processor, the transceiver to exit the inactive mode at the exit time; and

searching, utilizing the transceiver under the control of the processor, for advertisement signals generated by the analyte sensor system after exiting the inactive mode.

6. The method of claim 5 , wherein the analyte value is based on an analyte measurement taken by a sensor of the analyte sensor system while the second transceiver was in a previous sleep mode.

7. The method of claim 5 , wherein the processor is configured to calculate the exit time according to the following expression:

current time+update interval−the connection interval−notification delay−safeguard,

further wherein the update interval is a time duration between two consecutive wireless communication sessions between the transceiver and the second transceiver.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jun 22, 2018
From: HERNANDEZ-ROSAS, JOSE HECTOR; LARVENZ, SHAWN; DERVAES, MARK; GAUBA, INDRAWATI; MENSINGER, MICHAEL ROBERT; COHEN, ERIC; SMITH, BRIAN CHRISTOPHER; VALDES, JORGE; LEACH, JACOB S
To: DEXCOM, INC.
Reel/Frame 046181/0944 →
Continuity (3)
Continuation 14533943 · Nov 5, 2014
Provisional Application 61901358 · Nov 7, 2013
Related Publication 20180125397A1 · May 10, 2018