Project Tango Teardown Step #8 History

	[* black] A huge chunk of copper provides electrical grounding and thermal dissipation for the lower sensor array. Something must get pretty warm down here...
-	[* black] ~~The integrated depth sensor is a hot ticket in our book. It~~ looks like ~~it has some juicy secrets inside~~, but the ~~question is:~~ ~~how does it integrate?~~
+	[* black] ...And it looks like we've found our culprit, an infrared projector. Google didn't want us turning on our unit, so we couldn't fire up our [http://ifixit.org/blog/5684/our-first-look-at-the-xbox-one-kinect-ir-field/\|IR camera\|new_window=true] to confirm, but we're guessing this emitter works similarly to the original [guide\|4066\|Microsoft Kinect\|stepid=19081], with a grid of dots to be captured by the IR sensors of the 4 MP camera, building a depth map.