Bluetooth Nurse Call Proposal

In a Nutshell

Description of Wearable

We are using the D15N UFO Beacon that costs about $7. Here is the data sheet:

https://www.minew.com/bluetooth-beacons/d15n-ufo-beacon.html

There are other devices by the same company that supposedly have the same internal characteristics, but the contact switch may be easier to press.

Other devices by the same company: See https://www.minew.com/bluetooth-beacons See minewtech.com (SSL cert expired, but site works)

Description of the Receiver

Receiver is ESP32-WROOM-32D. It is a microcontroller that costs about $8, not including power supply. It can both listen for bluetooth events and send data out on WiFi.

Purchase link: https://www.amazon.com/gp/product/B0811LGWY2/

1. Tier One (Proof of Concept)

1a. Tier One Deliverables

1b. Tier One Limitations

1c. Tier One Cost

Time: $1800

Hardware: Bill pays for hardware directly. (Most of it he has already purchased)

2. Tier Two (Deploy to Spruce & Cedar Houses)

2a. Tier Two Deliverables

2b. Tier Two Limitations

2c. Tier Two Cost

Time (Jack): $2500

Time (Andrew): About two hours

Time (Misty): As needed, estimated ten hours

Hardware: Approximately $600 (about 30 wearables, 10 receivers, 10 power supplies, soldering station, hot glue gun, additional samples for evaluation, shipping from china, shipping from Arkansas to Oregon). Hardware will be charged directly to Bill's credit card where possible.

AWS: One small server added to AWS account, paid for by Bill

3. Tier Three (Rudimentary Location)

3a. Tier Three Deliverables

All of the tier two deliverables, plus:

3b. Tier Three Limitations

All of the limitations from Tier Two, plus the following:

3c. Tier Three Cost

Time (Jack): $600

4. Terms of Payment

Payment for each deliverable (Tier 1, Tier 2, Tier 3) is due 15 days after that deliverable is complete.

Tier One Plan of Action

This plan of action is for Jack's benefit so he can accurately bid this proposal. The actual course of action may change, provided the deliverables are still met.

B15N

ESP32

AWS

RAILS

Purchase

Tier Two Plan of Action

This plan of action is for Jack's benefit so he can accurately bid this proposal. The actual course of action may change, provided the deliverables are still met.

Proposal

D15N

AWS

ESP32

Over the Air (OTA) Update

Error reporting

General

Debug (Raspberry Pi)

Testing

Rails

Tier Three Plan of Action

This plan of action is for Jack's benefit so he can accurately bid this proposal. The actual course of action may change, provided the deliverables are still met.

System

Version A (easiest): map MAC address of received MQTT message to house

OR Version B (update alert after the fact)

OR Version C (ingest continuous stream)

Billing

Send Invoices and follow up (1.5)