* BuddyCare *
- How-to tutorial YouTube: https://www.youtube.com/channel/UCUMQI21VVA1Wl4u78dZhapg

- User's basic health information is always collected and stored. If necessary, you can view accumulated health information through the app.
- In addition to users using Buddy Care, it is possible to register a guardian who can view the user's information.
- Measured items are steps, heart rate, body temperature, blood pressure, sleep, and oxygen saturation.
- Route notifications are set for each measurement item, and guardians are automatically notified when the set values are exceeded, enabling quick response to emergency situations.

* Buddy Care needs to be set as the default assistant handler in conversation and learning conversation (https://youtu.be/07xDWL5oUgA, 9 seconds).
1. Friendly conversation
- You can have free voice conversations between users and AI.
- Use Naver Hyper Clova X.

2. Learning conversation
With the voice-based learning dialogue function, you can solve problems using your voice.
(Types of problems will continue to be added, including arithmetic, memory, matching depicted objects, saying backwards, repeating, etc.)
- You can save the solved problems and know the user's grade through the percentage of correct answers.

< Description of permissions and API policies to access core functions and sensitive information >
(SMS and call log permission policy for emergency call use, use SMS or call log permission group)
* Use of phone calls, SMS, MMS, and call logs: The Buddy Care app is designed to respond to user emergencies by linking with the Junizen smart watch. When a user is in an emergency situation, simply press and hold Junizen's emergency call button (the rectangular button at the bottom right of the device) without using the cell phone, and the registered guardian's number will be automatically called, and a more clear notification will be sent at this time. Send an SMS from your phone (phrase preset in the app that cannot be edited). Additionally, if the call list is checked and it is determined that the connection is not possible, reconnection is automatically attempted the number of times set by the user. A total of 3 guardian numbers can be registered.

* Assistant handler: In order to use the app's features designed to help users with cognitive decline, such as chatting and learning chat, the device's microphone must be controlled by the app, and the default assistant handler must be set within the app to receive signals related to Junizen's assistant. It is required. After completing Junizen pairing, briefly press the emergency call button to display a UI where you can start a conversation. When you run Chat for the first time, a dialog to set it as the default assistant handler is displayed (third image of store registration screenshot).

** Reference video on call and assistant handler settings: https://youtu.be/tJZVg3iFdjM

* Connected Devices (CONNECTED_COMPANION_DEVICES): BuddyCare is an app that can be used by connecting to a Junizen device via BLE and Bluetooth Classic (it cannot be used alone, and can be used by connecting to a Junizen device via Bluetooth to use the device's functions) (This is an app for). To use the basic health information functions and various services of the Buddy Care app, connection to Junizen is required.
* You cannot use the core functions of the app without a Junizen smartwatch.
* Core features > Real-time health data synchronization: Health data such as the user's heart rate, blood pressure, body temperature, oxygen saturation, and sleep pattern are synchronized with the smartphone in real time. This helps users continuously monitor their health status.
* Core features > Active service: You can use chat, study chat, medication reminder, exercise reminder, and morning briefing service.
* Core features > Notification transmission and management: Send notifications (calls, messages, app notifications, etc.) from your smartphone to the smart watch. Users can quickly check important notifications without having to check their smartphone directly.
* Connection tutorial video: https://youtu.be/SG5KTM88Jhg (01:49 Sign up - Log in - Junizen device connection (BLE), 02:28 Classic Bluetooth connection after Junizen device BLE connection)

* Synchronization between devices or transferring SMS/call history, synchronization between devices or sending SMS or calls (optional): After setting basic notifications in the Buddy Care app, receive Remote Push messages (only for allowed apps) are sent to the Junizen smartwatch device. to display. Even if the user does not look at the phone, they can check it through the Junizen screen (if app notification settings are allowed within the app, if a text or push notification is received, it can be sent to the Junizen device and the contents can be checked immediately).

< Notes on using the app >
* BuddyCare is not a medical device. Although the measuring sensor is medically certified, there may be errors.
* BuddyCare is not a medical device and should only be used for general fitness/health care purposes.
* In chat, the AI only learned through the web and does not accurately recognize the authenticity of the information. So a general answer may include something you know.
* The grade of learning conversation is not an academically verified grade. Although it is a program to improve cognitive impairment, it is a grade created arbitrarily for the purpose of inspiring users.
* Notice regarding personal information entered when signing up: The password entered when signing up is encrypted and stored. The user's email address is used as a means of identity verification, and entering a phone number is not required. However, if the number of the person making the emergency call is not entered, a situation may arise where the emergency call cannot be connected.
* Location information use notice: Only if you consent to always allow location information collection, the user's location information is collected and displayed, and guardians or managers connected to the care group can check it. Additionally, location information is always collected even when the app is not in use and is used to quickly respond if the user is in trouble.

< Information on access rights >
The following access rights are required to provide the service.
Even if you do not allow optional access rights, you can still use the basic functions of the service.
[Required access rights]
- Bluetooth: Buddy Care is a companion app used with Junizen devices through BLE and Bluetooth Classic connection. After connecting to the device, permission is required to use the app.
- Nearby devices: When scanning with the Buddy Care app, nearby Junizen devices are found and connected.
- Biological signal sensor, physical activity: When connected to a Junizen device via Bluetooth, step count, heart rate, body temperature, blood pressure, and sleep data are synchronized to the app.
[Optional access rights]
- Location: The user's current location is recorded at regular intervals. This can be viewed by guardians who are members of the care group.
- Phone, SMS, MMS: Used for functions related to emergency situations (body safety/emergency notification function). When an emergency call is made, an SMS is sent along with the phone connection, and call log analysis is used to determine whether the call was made. If you do not allow access to the item, you can use basic app functions except for key money situations.
- Default assistant handler: In order to connect the Buddy Care app to a Junizen device and use chat and learning conversations, you need to specify a default assistant handler. When specified as the default handler, text-to-speech and speech-to-text are used. If not specified, the function cannot be used, but basic app use is possible.
- Microphone: Used for voice recognition during conversation and learning conversations.
- Photos and videos: Change profile photo, attachment function when chatting with care group
- Notification: If a push message is received only from apps permitted by the user, the content can be sent to the Junizen device and checked.