Method and system for providing data communication in continuous glucose monitoring and management system

• US 10,617,296 B2
• Filed: 01/07/2019
• Issued: 04/14/2020
• Est. Priority Date: 04/29/2009
• Status: Active Grant

• Current Assignee: Abbott Diabetes Care Incorporated (Abbott Laboratories Incorporated)
• Original Assignee: Abbott Diabetes Care Incorporated (Abbott Laboratories Incorporated)
• Inventors: Dinh, Hung, Sicurello, Jeffery Mario, Sloan, Mark Kent
• Primary Examiner(s): Nwugo, Ojiako K
• APPLICATION: US 20190150738A1
• Time in patent office: 463 Days
• Field of Search: 3408707
• CPC Class Codes: A61B 5/0004 characterised by the type of physiological signal transmitted
• CPC Class Codes: A61B 5/145 Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissuemeasuring of blood pressure or blood flow A61B5/02; non-radiation detecting or locating of foreign bodies in blood A61B5/06
• CPC Class Codes: A61B 5/14532 for measuring glucose, e.g. by tissue impedance measurement
• CPC Class Codes: A61B 5/1468 using chemical or electrochemical methods, e.g. by polarographic means A61B5/1486 takes precedence
• CPC Class Codes: A61B 5/7203 for noise prevention, reduction or removal
• CPC Class Codes: G06F 15/00 Digital computers in general details G06F1/00 – G06F13/00; Data processing equipment in general
• CPC Class Codes: G06F 19/3418 Telemedicine, e.g. remote diagnosis, remote control of instruments or remote monitoring of patient carried devices
• CPC Class Codes: G16H 10/60 for patient-specific data, e.g. for electronic patient records
• CPC Class Codes: G16H 40/67 for remote operation
• CPC Class Codes: H04L 29/06176 Arrangements for real-time multimedia communications data switching systems for broadcast or conference H04L12/18; network applications in general H04L29/08081; message switching systems H04L51/00; systems providing special services to telephonic subscribers H04M3/42; interconnection arrangements between switching centres for working between exchanges having different types of switching equipment where the types of switching equipment comprise PSTN/ISDN equipment and equipment of networks other than PSTN/ISDN H04M7/1205; television systems H04N7/00
• CPC Class Codes: H04L 65/00 Network arrangements or protocols for real-time communications computer conference H04L12/1813; real time or near real time messaging in message switching systems, e.g. instant messaging H04L51/04; network applications in general H04L67/00; systems providing special services to telephonic subscribers H04M3/42; interconnection arrangements between switching centres for working between exchanges having different types of switching equipment where the types of switching equipment comprise PSTN/ISDN equipment and equipment of networks other than PSTN/ISDN H04M7/1205; television systems H04N7/00; selective video distribution H04N21/00
• CPC Class Codes: H04L 69/324 in the data link layer, i.e. layer two, e.g. HDLC arrangements for detecting or preventing errors in the information received H04L1/00; bus networks H04L12/40
• CPC Class Codes: H04Q 2209/40 using a wireless architecture
• CPC Class Codes: H04Q 2209/823 where the data is sent when the measured values exceed a threshold, e.g. sending an alarm
• CPC Class Codes: H04Q 2209/86 Performing a diagnostic of the sensing device
• CPC Class Codes: H04Q 9/00 Arrangements in telecontrol or telemetry systems for selectively calling a substation from a main station, in which substation desired apparatus is selected for applying a control signal thereto or for obtaining measured values therefrom

Abstract

Method and apparatus for providing a data stream generator that generates a data stream associated with a monitored analyte level, and a radio frequency logic portion operatively coupled to the data stream generator, the radio frequency logic portion configured to generate a radio frequency data stream based on the data stream generated from the data stream generator, the radio frequency logic portion further including one or more finite state machines and a plurality of discrete digital logic circuits, the one or more finite state machines configured to control the plurality of digital logic circuits to generate the radio frequency data stream for wireless communication are provided. Systems and kits incorporating the same are also provided.

Claims

1. A device, comprising:

an in vivo analyte sensor; and

sensor electronics coupled to the in vivo analyte sensor to receive signals generated by the in vivo analyte sensor, the sensor electronics comprising;

a communication component;

two or more state machines including a serializer to serially output data when transitioning between a first state and a second state, and a transmit state machine to issue a send packet command;

a processor; and

a memory storing instructions which, when executed by the processor, cause the processor to;

receive the signals generated by the in vivo analyte sensor;

receive identification information from a receiving device;

confirm that the identification information corresponds to a predetermined identity;

assemble one or more data packets for the signals generated by the in vivo analyte sensor, using the two or more state machines; and

communicate the one or more data packets to the receiving device in real time using the communication component.

2. The device of claim 1, wherein the transmit state machine is configured to route data to the serializer in response to a command, and wherein the serializer is configured to transition between states in response to an event.

3. The device of claim 2, wherein the event corresponds to a serializer count reaching a predetermined value.

4. The device of claim 1, wherein the two or more state machines are configured to control a plurality of digital logic circuits to communicate the one or more data packets to the receiving device in real time.

5. The device of claim 1, wherein the identification information comprises an identification value, and wherein the processor is configured to store the identification value in the memory.

6. The device of claim 1, wherein the two or more state machines include an application specific integrated circuit.

7. The device of claim 1, wherein the in vivo analyte sensor comprises a plurality of electrodes including a working electrode comprising an analyte-responsive enzyme bonded to a polymer disposed on the working electrode.

8. The device of claim 7, wherein the analyte-responsive enzyme is chemically bonded to the polymer.

9. The device of claim 7, wherein the working electrode further comprises a mediator.

10. The device of claim 1, wherein the in vivo analyte sensor comprises a plurality of electrodes including a working electrode comprising a mediator bonded to a polymer disposed on the working electrode.

11. The device of claim 10, wherein the mediator is chemically bonded to the polymer.

12. A system, comprising:

an in vivo analyte sensor;

a receiving device; and

sensor electronics coupled to the in vivo analyte sensor to receive signals generated by the in vivo analyte sensor and to communicate with the receiving device, wherein the sensor electronics comprises;

a communication component;

Two or more state machines including a serializer to serially output data when transitioning between a first state and a second state, and a transmit state machine to issue a send packet command;

a processor; and

a memory storing instructions which, when executed by the processor, cause the processor to;

receive the signals generated by the in vivo analyte sensor;

receive identification information from the receiving device;

confirm that the identification information corresponds to a predetermined identity;

assemble one or more data packets for the signals generated by the in vivo analyte sensor, using the two or more state machines; and

communicate the one or more data packets to the receiving device in real time using the communication component.

13. The system of claim 12, wherein the transmit state machine is configured to route data to the serializer in response to a command, and wherein the serializer is configured to transition between states in response to an event.

14. The system of claim 12, wherein the in vivo analyte sensor comprises a plurality of electrodes including a working electrode comprising an analyte-responsive enzyme bonded to a polymer disposed on the working electrode.

15. The system of claim 14, wherein the analyte-responsive enzyme is chemically bonded to the polymer.

16. The system of claim 14, wherein the working electrode further comprises a mediator.

17. The system of claim 12, wherein the in vivo analyte sensor comprises a plurality of electrodes including a working electrode comprising a mediator bonded to a polymer disposed on the working electrode.

18. The system of claim 17, wherein the mediator is chemically bonded to the polymer.