# US10983197B1 revision history

Append-only Arc G field-change log. Forward-only honesty: events accrue from Arc G adoption.

Patent: [US10983197B1](/patents/hesai-adaptive-lidar-emitter-2021.md)

## Recorded posture

- First recorded event: 2021-04-20
- Last material change: 2021-04-20
- Material event count: 1
- Editorial event count: 0

## Material events (1)

- **2021-04-20**: created (source: {"url": "https://patents.google.com/patent/US10983197B1/en", "title": "US10983197B1 Adaptive emitter and receiver for Lidar systems (Hesai Technology; granted April 20, 2021)", "sourceName": "Google Patents"}) (verified)

## Forward-only note

Arc G is forward-only. The event log accrues from the Arc G adoption point. Fields with no events post-baseline equal the current cached value and are not independently verified at any prior date.

_Canonical URL: /patents/hesai-adaptive-lidar-emitter-2021/history. HTML: [/patents/hesai-adaptive-lidar-emitter-2021/history](/patents/hesai-adaptive-lidar-emitter-2021/history)._