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Lidar, optical distance and time of flight sensors

https://ams-osram.com/innovation/technology/depth-and-3d-sensing/lidar-optical-distance-and-time-of-flight-sensors
7•mahirsaid•2d ago

Comments

Animats•1h ago
I was expecting flash LIDAR and MEMS mirror systems to dominate self-driving cars by now, but rotating machinery is still dominant in the US.

The trend in China and Japan is a long-range forward-facing LIDAR coupled with three shorter-range units for side and rear coverage.[1] The long-range unit still costs around US$10,000. This should come down with volume.

[1] https://www.robosense.ai/en/news-show-1908

[2] https://openelab.io/products/robosense-em4-thousand-beam-lon...

jeffreygoesto•9m ago
Non-scanning means your flash emits the equivalent of all the beams at the same time. Look at their flagship spec, you must master 160A next to the other electronics. Two board designs are more expensive and error prone, can't get 160 amps through a flex-cable easily. Then there is the opening angle, you need wide _and_ long, at least for front and rear facing and the optics for that are challenging. Another influence certainly is that the automated driving craze has been superseded by the AI craze and scaling won't come in the time frame that was predicted some years ago. Disclaimer: worked in AD since 2012 (too late for the urban challenge unfortunately ;)) and in a company building sensors and a full stack. P.S.: a QNX desktop is possible and actually alive again, but company politics... :/

iFixit iPhone Air teardown

https://www.ifixit.com/News/113171/iphone-air-teardown
93•zdw•4h ago•40 comments

Spectral Labs releases SGS-1: the first generative model for structured CAD

https://www.spectrallabs.ai/research/SGS-1
54•JumpCrisscross•3h ago•11 comments

$2 WeAct Display FS adds a 0.96-inch USB information display to your computer

https://www.cnx-software.com/2025/09/18/2-weact-display-fs-adds-a-0-96-inch-usb-information-displ...
253•smartmic•10h ago•115 comments

Ultrasonic Chef's Knife

https://seattleultrasonics.com/
545•hemloc_io•15h ago•425 comments

Slavery After Abolition: Revolt on the Amelia

https://www.historytoday.com/archive/feature/slavery-after-abolition-revolt-amelia
27•samclemens•4d ago•0 comments

Teen suspect surrenders in 2023 Las Vegas casino cyberattack case

https://www.casino.org/news/teen-suspect-surrenders-in-2023-las-vegas-strip-cyberattack-case/
55•campuscodi•7h ago•36 comments

Designing NotebookLM

https://jasonspielman.com/notebooklm
214•vinhnx•13h ago•71 comments

In defence of swap: common misconceptions (2018)

https://chrisdown.name/2018/01/02/in-defence-of-swap.html
44•jitl•7h ago•24 comments

Were RNNs all we needed? A GPU programming perspective

https://dhruvmsheth.github.io/projects/gpu_pogramming_curnn/
57•omegablues•2d ago•11 comments

The bloat of edge-case first libraries

https://43081j.com/2025/09/bloat-of-edge-case-libraries
54•PaulHoule•5h ago•51 comments

Learning Languages with the Help of Algorithms

https://www.johndcook.com/blog/2025/09/17/learning-languages-with-the-help-of-algorithms/
17•ibobev•3d ago•4 comments

Knitted Anatomy

https://www.knitted-anatomy.at/cardiovascular-system/
81•blikstiender•3d ago•5 comments

Representing Heterogeneous Data (2023)

https://journal.stuffwithstuff.com/2023/08/04/representing-heterogeneous-data/
6•azhenley•2h ago•0 comments

FLX1s phone is launched

https://furilabs.com/flx1s-is-launched/
230•slau•20h ago•151 comments

Lidar, optical distance and time of flight sensors

https://ams-osram.com/innovation/technology/depth-and-3d-sensing/lidar-optical-distance-and-time-...
7•mahirsaid•2d ago•2 comments

Hyperion: Minecraft game engine for custom events

https://hyperion.rs/
73•cjcuddy•4d ago•19 comments

Scream cipher

https://sethmlarson.dev/scream-cipher
259•alexmolas•2d ago•94 comments

A revolution in English bell ringing

https://harpers.org/archive/2025/10/a-change-of-tune-veronique-greenwood-bell-ringing/
67•ascertain•11h ago•26 comments

Amazon to end commingling after years of complaints from brands and sellers

https://www.modernretail.co/operations/amazon-to-end-commingling-program-after-years-of-complaint...
226•blindriver•4h ago•81 comments

Escapee pregnancy test frogs colonised Wales for 50 years (2019)

https://www.bbc.com/news/uk-wales-44886585
112•Luc•4d ago•49 comments

Vapor chamber tech keeps iPhone 17 Pro cool

https://spectrum.ieee.org/iphone-17-pro-vapor-chamber
110•rbanffy•17h ago•234 comments

Teardown of Apple 40W dynamic power adapter with 60W max

https://www.chargerlab.com/teardown-of-apple-40w-dynamic-power-adapter-with-60w-max-a3365/
126•givinguflac•2d ago•94 comments

A brief history of threads and threading

https://eclecticlight.co/2025/09/20/a-brief-history-of-threads-and-threading/
64•emschwartz•10h ago•13 comments

MapSCII – World map in terminal

https://github.com/rastapasta/mapscii
167•_august•2d ago•20 comments

Images over DNS

https://dgl.cx/2025/09/images-over-dns
172•dgl•19h ago•45 comments

The SAT Game

https://www.cril.univ-artois.fr/~roussel/satgame/satgame.php?level=5&lang=eng
4•jstrieb•2d ago•1 comments

After Babel Fish: The promise of cheap translations at the speed of the Web

https://hedgehogreview.com/issues/lessons-of-babel/articles/after-babel-fish
54•miqkt•2d ago•10 comments

PYREX vs. pyrex: What's the difference?

https://www.corning.com/worldwide/en/products/life-sciences/resources/stories/in-the-field/pyrex-...
136•lisper•1d ago•102 comments

Ask HN: Radar and radio failures at Dallas area airports

21•pdonner•4h ago•13 comments

Solving a wooden puzzle using Haskell

https://glocq.github.io/en/blog/20250428/
64•Bogdanp•4d ago•19 comments