Evolution of LINE Things and inside of released products

Be4518b119b8eb017625e0ead20f8fe7?s=47 LINE DevDay 2019
November 21, 2019
Technology
1
850

Evolution of LINE Things and inside of released products

Sho Tachibana
LINE Technical Evangelism Team Technical Evangelist
https://linedevday.linecorp.com/jp/2019/sessions/F2-1

Be4518b119b8eb017625e0ead20f8fe7?s=128

LINE DevDay 2019

November 21, 2019
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Transcript

  1. 1.

    2019 DevDay Evolution of LINE Things and Inside of Released

    Products > Sho Tachibana > LINE Technical Evangelism Team Technical Evangelist
  2. 2.

    Sho Tachibana Technical Evangelist > Technical Support > Planning Support

    > Alliance Support > Biz Support Contact Me Anytime!
  3. 3.

    Nov 2018

  4. 4.

    Trial Products 1,800+

  5. 5.

    MAU In TOP 4 164,000,000

  6. 6.

    Install Signup Credit Card Unreachable User Useless Development NO

  7. 7.

    Install NO

  8. 8.

    Signup NO

  9. 9.

    Credit Card NO

  10. 10.

    Unreachable User NO

  11. 11.

    Useless Development NO

  12. 12.

    Agenda > Overview > New Feature: Automated BLE Communication >

    Service Prototypes by Developers > Products With LINE Things > Our Booth
  13. 13.

    Overview

  14. 14.

    Device link LIFF BLEʢLIFF SDK BLE pluginʣ New feature: Automated

    BLE communication LINE Things Features
  15. 15.

    LINE Things

  16. 16.

    LINE Things

  17. 17.

    LIFF - LINE Front-end Framework

  18. 18.

    Device Link & LIFF BLE

  19. 19.
    None
  20. 20.

    LIFF BLE Device Link

  21. 21.

    How Does LIFF BLE Work?

  22. 22.

    Implementation const device = await liff.bluetooth.requestDevice(); const gatt = await

    device.gatt.connect(); const service = await gatt.getPrimaryService( 'E625601E-9E55-4597-A598-76018A0D293D' ); const characteristic = await service.getCharacteristic( '26E2B12B-85F0-4F3F-9FDD-91D114270E6E' ); characteristic.addEventListener('characteristicvaluechanged', (e) => { console.log('value changed to:' + e.target.value); }); await characteristic.startNotifications();
  23. 23.

    const device = await liff.bluetooth.requestDevice(); const gatt = await device.gatt.connect();

    const service = await gatt.getPrimaryService( 'E625601E-9E55-4597-A598-76018A0D293D' ); const characteristic = await service.getCharacteristic( '26E2B12B-85F0-4F3F-9FDD-91D114270E6E' ); const value = await characteristic.readValue(); Connection Process
  24. 24.

    Data Access LINE app Device Read LINE app Device Write

    LINE app Device Notify
  25. 25.

    Data Access const device = await liff.bluetooth.requestDevice(); const gatt =

    await device.gatt.connect(); const service = await gatt.getPrimaryService( 'E625601E-9E55-4597-A598-76018A0D293D' ); const characteristic = await service.getCharacteristic( '26E2B12B-85F0-4F3F-9FDD-91D114270E6E' ); const value = await characteristic.readValue();
  26. 26.

    Read const device = await liff.bluetooth.requestDevice(); const gatt = await

    device.gatt.connect(); const service = await gatt.getPrimaryService( 'E625601E-9E55-4597-A598-76018A0D293D' ); const characteristic = await service.getCharacteristic( '26E2B12B-85F0-4F3F-9FDD-91D114270E6E' ); const value = await characteristic.readValue();
  27. 27.

    Write const device = await liff.bluetooth.requestDevice(); const gatt = await

    device.gatt.connect(); const service = await gatt.getPrimaryService( 'E625601E-9E55-4597-A598-76018A0D293D' ); const characteristic = await service.getCharacteristic( '26E2B12B-85F0-4F3F-9FDD-91D114270E6E' ); await characteristic.writeValue( new TextEncoder(‘utf-8‘).encode(‘LIFF BLE’) );
  28. 28.

    Notify const device = await liff.bluetooth.requestDevice(); const gatt = await

    device.gatt.connect(); const service = await gatt.getPrimaryService( 'E625601E-9E55-4597-A598-76018A0D293D' ); const characteristic = await service.getCharacteristic( '26E2B12B-85F0-4F3F-9FDD-91D114270E6E' ); characteristic.addEventListener('characteristicvaluechanged', (e) => { console.log('value changed to:' + e.target.value); }); await characteristic.startNotifications();
  29. 29.

    Automated BLE Communication

  30. 30.
    None
  31. 31.

    How Does Automated BLE Communication Work?

  32. 32.

    Scenario { "autoClose": false, "suppressionInterval": 0, "scenarios": [ { "trigger":

    { "type": "BLE_NOTIFICATION", "serviceUuid": "4812a0a6-10af-4afb-91f0-b4434e55763b", "characteristicUuid": "91a6fb1d-d365-4229-9d41-4358a96388e3" }, "actions": [ { "type": "GATT_WRITE", "serviceUuid": "4812a0a6-10af-4afb-91f0-b4434e55763b", "characteristicUuid": "91a6fb1d-d365-4229-9d41-4358a96388e3", "data": "Zm9vCg==" } ] } ] }
  33. 33.

    { "autoClose": false, "suppressionInterval": 0, "scenarios": [ { "trigger": {

    "type": "BLE_NOTIFICATION", "serviceUuid": "4812a0a6-10af-4afb-91f0-b4434e55763b", "characteristicUuid": "91a6fb1d-d365-4229-9d41-4358a96388e3" }, "actions": [ { "type": "GATT_WRITE", "serviceUuid": "4812a0a6-10af-4afb-91f0-b4434e55763b", "characteristicUuid": "91a6fb1d-d365-4229-9d41-4358a96388e3", "data": "Zm9vCg==" } ] } ] } Scenario
  34. 34.

    { "autoClose": false, "suppressionInterval": 0, "scenarios": [ { "trigger": {

    "type": "BLE_NOTIFICATION", "serviceUuid": "4812a0a6-10af-4afb-91f0-b4434e55763b", "characteristicUuid": "91a6fb1d-d365-4229-9d41-4358a96388e3" }, "actions": [ { "type": "GATT_WRITE", "serviceUuid": "4812a0a6-10af-4afb-91f0-b4434e55763b", "characteristicUuid": "91a6fb1d-d365-4229-9d41-4358a96388e3", "data": "Zm9vCg==" } ] } ] } Scenario
  35. 35.

    { "autoClose": false, "suppressionInterval": 0, "scenarios": [ { "trigger": {

    "type": "BLE_NOTIFICATION", "serviceUuid": "4812a0a6-10af-4afb-91f0-b4434e55763b", "characteristicUuid": "91a6fb1d-d365-4229-9d41-4358a96388e3" }, "actions": [ { "type": "GATT_WRITE", "serviceUuid": "4812a0a6-10af-4afb-91f0-b4434e55763b", "characteristicUuid": "91a6fb1d-d365-4229-9d41-4358a96388e3", "data": "Zm9vCg==" } ] } ] } Scenario
  36. 36.

    Scenario { "autoClose": false, "suppressionInterval": 0, "scenarios": [ { "trigger":

    { "type": "BLE_NOTIFICATION", "serviceUuid": "4812a0a6-10af-4afb-91f0-b4434e55763b", "characteristicUuid": "91a6fb1d-d365-4229-9d41-4358a96388e3" }, "actions": [ { "type": "GATT_WRITE", "serviceUuid": "4812a0a6-10af-4afb-91f0-b4434e55763b", "characteristicUuid": "91a6fb1d-d365-4229-9d41-4358a96388e3", "data": "Zm9vCg==" } ] } ] }
  37. 37.

    Scenario { "autoClose": true, "suppressionInterval": 600000, "scenarios": [ { "trigger":

    { "type": "IMMEDIATE", }, "actions": [ { "type": "GATT_READ", "serviceUuid": "4812a0a6-10af-4afb-91f0-b4434e55763b", "characteristicUuid": "91a6fb1d-d365-4229-9d41-4358a96388e3" } ] } ] }
  38. 38.

    Webhook { "events": [ { "type": "things", ... "things": {

    "type": "scenarioResult", "deviceId": "tXXX", "result": { "scenarioId": "XXX", "revision": 2, "startTime": 1547817845950, "endTime": 1547817845952, "resultCode": "success", "bleNotificationPayload": "AQ==", "actionResults": [ { "type": "binary", "data": "/w==" } ......
  39. 39.

    { "events": [ { "type": "things", ... "things": { "type":

    "scenarioResult", "deviceId": "tXXX", "result": { "scenarioId": "XXX", "revision": 2, "startTime": 1547817845950, "endTime": 1547817845952, "resultCode": "success", "bleNotificationPayload": "AQ==", "actionResults": [ { "type": "binary", "data": "/w==" } ...... Webhook
  40. 40.

    > Background communication works(with a few expetions) > Sleep action

    must be less than 5 seconds > autoClose = true with just BLE_NOTIFICATION trigger does not works Important Notes Regarding Automated BLE Communication > Background Behavior of BLE depends on OS
  41. 41.

    > Background communication works(with a few expetions) > Sleep action

    must be less than 5 seconds > autoClose = true with just BLE_NOTIFICATION trigger does not works Important Notes Regarding Automated BLE Communication > Background Behavior of BLE depends on OS
  42. 42.

    > Background communication works(with a few expetions) > Sleep action

    must be less than 5 seconds > autoClose = true with just BLE_NOTIFICATION trigger does not works Important Notes Regarding Automated BLE Communication > Background Behavior of BLE depends on OS
  43. 43.

    > Background communication works(with a few expetions) > Sleep action

    must be less than 5 seconds > autoClose = true with just BLE_NOTIFICATION trigger does not works Important Notes Regarding Automated BLE Communication > Background Behavior of BLE depends on OS
  44. 44.

    > Background communication works.(with a few expetions) > Sleep action

    must be less than 5 seconds > autoClose = true with just BLE_NOTIFICATION trigger does not works Important Notes Regarding Automated BLE Communication > Background Behavior of BLE depends on OS
  45. 45.

    Service Prototypes By Developers

  46. 46.

    Car Battery Checker LIFF BLE Automated

  47. 47.

    LINE Things Drink Bar LIFF BLE Messaging API

  48. 48.

    LINE Beacon Bacon LIFF BLE Automated

  49. 49.

    Mirai Gomibako LINE Pay API

  50. 50.

    Quiz Buzzer LIFF BLE LIFF

  51. 51.

    Products With LINE Things

  52. 52.
    None
  53. 53.

    Smart Pen

  54. 54.

    Our Booth

  55. 55.
    None
  56. 56.
    None
  57. 57.
    None
  58. 58.

    > Will be charged from the second year, but calculated

    based on the number of users > Push message of LINE Messaging API will be charged, and we plan to monetize by them > Free for the first year after submission for the production plan Price of LINE Things Platform > The campaign will go on for a limited time
  59. 59.

    Last but at Least

  60. 60.

    LINE Things WebApp Messanger Payment Social

  61. 61.

    Life on LINE

  62. 62.

    Thank You