DB Systems is an IoT company that offers a transmitter product designed to read data from Freestyle Libre sensors and send it to mobile apps via Bluetooth Low Energy. The device allows caregivers to monitor glucose levels in real time, promoting ease of use and reliable communication between the sensor and smartphone. The transmitter is compact, waterproof, and operates on battery power for over two weeks, updating readings every five minutes.

1. Transmitter
DB SYSTEMS
September 9th 2016

2. Vision
DB Systems is an IoT company,
filling gaps in the IoT ecosystem.
Product
Transmitter, to read data from the
FreeStyle Libre Sensor and send it to
mobile apps over Bluetooth Low Energy
Strategy
Build products customers can
re-program per their needs
Company
DB SYSTEMS

3. Team
DB SYSTEMS
Vishal Aggarwal, CEO
Industry veteran with 20+ years of hands-on experience in design & development
• Mission-critical low-power and high-reliability systems
• Expert in robust low latency High Performance Computing(HPC) systems deployed in many financial
trading firms used for handling of large percentage of US equity trading volume
• Founding member of Siavision Group and designed QuickMIPS SoC used in SONY consumer products
Published several articles and papers in low power area
• Patent (US 7886261) on low power SoC design
Anurag Jain, Director (Operations)
Has over 20 years of experience in Semicondutor Industry in the area of ASIC
design and developement, for various technologies such as Network Switches,
Enterprise Networking
Upender Cherukupally, Sr. Systems Engineer
Device driver development, firmware development, Good hands on experience of
real time system
Vaibhav Aggarwal, Software Engineer
Worked at 21inc (A Bitcoin Startup), worked on systems design and programming

4. Diana (age 14) uses
LibreLink and her father
wants to receive alerts
whenever her glucose
readings are not within
target range.
Overview
DB SYSTEMS

5. Diana’s father purchases
a Transmitter online and
gives it to Diana.
The Transmitter is 30mm in diameter
and 4mm high
Applying Transmitter Step 1
DB SYSTEMS

6. Applying Transmitter Step 2
The Transmitter comes
with a pin and includes
an activation button.
Once activated, the
LibreLink app can locate
the Transmitter.
DB SYSTEMS

7. Applying Transmitter Step 3
Diana opens the LibreLink
app on her phone.
From the overflow menu she
selects “Devices” and then
taps on the “Add Devices”
button.
Add Devices
Devices
DB SYSTEMS

8. Applying Transmitter Step 4
On the “Devices”
screen, Diana will see the
Transmitter’s serial number,
which is also printed on top
of the Transmitter along with
the passcode.
She then taps on the
Transmitter’s serial number.
Serial Number
385JJX829
Devices
DB SYSTEMS

9. Applying Transmitter Step 5
Then Diana enters the
passcode and the Transmitter
will be connected to the
LibreLink app.
DB SYSTEMS
Devices
Enter
Passcode
_ _ _ _ _ _ _ _

10. Applying Transmitter Step 6
Diana positions the edges of
the Transmitter around the
Sensor, pressing slightly to
attach the two.
The Transmitter is securely
attached by the glue on the
bottom and by support from
the Transmitter’s edges.
DB SYSTEMS

11. LibreLink App
The glucose reading is
updated on Diana’s phone
every 5 minutes as long as the
LibreLink app is running.
DB SYSTEMS
My Glucose
70mgdL
Every
5Minutes

12. Caregiver App
Diana’s father follows her
glucose readings using a
Caregiver app.
The Transmitter provides
alerts and updates every 5
minutes and he doesn’t need
to rely on Diana scanning her
Sensor.
DB SYSTEMS
Diana’s Glucose
70mgdL
Every
5Minutes

13. Appendix
DB SYSTEMS

14. DB SYSTEMS
Technical Specifications
• Read and write to NFC tags periodically and send data
to another device over Bluetooth Low Energy
• Waterproof
• Battery
- Good for 2+ weeks,
- when sending data every 5 minutes
- 100mAH
• Dimensions
- Diameter: 32mm
- Thickness from center: 4mm, and from edge: 6mm

15. DB SYSTEMS
Contract Manufacturers
Flextronics
Sanmina
Celestica
QoSTronics