display latency

Gil Tene of Azul Systems explains common pitfalls in measuring latency and response time, including why averages mislead and the problem of coordinated omission. He introduces open source tools like HdrHistogram for better measurement and reporting.

Posy explores segmented displays, from the seven-segment display to alternative designs with fewer or more segments, with patents and history.

IEEE Spectrum interviews Samsung display researcher Johan Feenstra on how electrowetting displays work. He explains why they can match LCD capability while being about three times more efficient.

Linus Tech Tips tests a large batch of DisplayPort cables with a Total Phase cable tester, checking bandwidth and signal quality. Many cables did not meet their claimed specs.

Charbax interviews the CEO and CMO of CLEARink at SID Display Week 2019 about their eTIR reflective display technology. It demos 9.7-inch low-power color and video ePaper with high refresh capability.

A SIGGRAPH 2013 demo from Douglas Lanman and NVIDIA of near-eye light field displays, which allow much thinner head-mounted displays that still show accurate focus and depth cues.

A short visualization from HotNets researchers of routing and latency over SpaceX's proposed Starlink constellation, based on its FCC filings. It shows orbital shells, link topology and how inter-satellite routes could beat terrestrial fiber on long distances.

John Carmack's keynote at Oculus Connect 2014 about the Gear VR and development stories from building it. He discusses mobile GPU optimization, latency, and display ideas like programmable interlacing.

Rick Hudson's GopherCon 2015 talk on Go 1.5's new low-latency concurrent garbage collector. It covers the motivation, performance numbers, technical challenges and why the approach fits Go.

HDTVTest reviews the Apple Pro Display XDR using measurements and a side-by-side comparison with a Sony BVM-HX310 dual-layer LCD reference monitor. It examines how well the display handles HDR against a professional reference.

A demo of the Bad Apple music video played back at 60 FPS on an e-ink display, up from 2.4 FPS in an earlier attempt. It is part of the effort behind the open source Modos e-ink monitor.

Ben Krasnow of Applied Science explains how electrophoretic e-paper displays work and how he modified the driver firmware and waveform lookup tables of a 4.2-inch panel to reach roughly 3Hz partial refresh. It covers the tweakable constants in the refresh process and touches on colored e-ink microcapsules.

Johnny Lee demonstrates head tracking with a Wii remote and a head-mounted pair of IR LEDs, so a screen acts like a window into a 3D scene as your head moves.

A Google I/O 2013 talk by Android audio engineers on why reliable, low-latency audio is hard on the platform. It covers problem areas across the stack, platform work underway and techniques apps can use.

John Carmack speaks at UMKC's 2017 commencement event about the difficulties of VR, especially end-to-end latency across hardware and software. He covers why latency and buffering matter and how nausea is addressed.

Mark Handley of UCL explains, with simulation visualizations, how early Starlink satellites without inter-satellite links could still give low-latency wide-area communication by hopping via ground relays. He shows it can beat fibre on many long paths.

Jeff Geerling looks at a Sharp NEC commercial display with a slot for a Raspberry Pi Compute Module. It is a large screen without built-in smart TV features or tracking.

A short demo of typing on the Modos Paper Monitor, an open e-ink monitor, using 4-level grayscale to show low latency.

A short Bookeen R&D demo showing smooth H.264 video playback on a Pearl E Ink panel, driven by a TI OMAP3621 chip and custom controller software.

A short project video in which Greg Raiz turns a 32-inch eInk display into a wireless digital newspaper showing daily front pages. It runs for months on battery, and the code is published on GitHub.

Admiral Grace Hopper holds up a length of wire to show how far light travels in a nanosecond, about 11.8 inches. She explains how she made the idea concrete to people who could not picture a billionth of a second.

A two-minute 2008 clip from Sun's Fishworks team in which Brendan Gregg uses DTrace to show disk latency spiking while he shouts at a rack of drives. Bryan Cantrill narrates the demonstration.

Mark Handley of UCL looks at how SpaceX's November 2018 revisions to the Starlink constellation affect network behavior. The video visualizes the orbits and routing and estimates latencies, building on his earlier video and research paper.

Linus Tech Tips reviews the Looking Glass 8K holographic display, a glasses-free 3D monitor. The video shows the display in action and explains how it works.

A Microsoft Research demo from TechFest 2012 of a lab touch system that lets viewers feel the effect of different input latencies, down to about 1 ms. It shows how much more responsive dragging feels compared with typical 100 ms touch delay.

Applied Science builds a replica Apollo DSKY using an electroluminescent driver circuit and screen-printed conductive ink, with source and PCB files published.

A short Bookeen R&D demo showing real-time web page scrolling on an eInk panel, far faster than typical e-readers. It was a prototype for the next generation of Cybook readers.

A SIGGRAPH demo from Yoichi Ochiai's group of aerial and volumetric graphics drawn by focused femtosecond lasers with computational holography. The plasma points can be touched.

Optiver's Carl Cook explains how to build high-frequency trading systems in C++, where the critical path runs rarely but must be extremely fast. He covers techniques for low and predictable latency, including avoiding main memory and cache misses.

Real Engineering explains why SpaceX is building Starlink, including the economics of satellite internet. It covers the latency advantage of light in vacuum over fiber for long-distance links.

Redis Labs and Tim Davis present RedisGraph, which uses GraphBLAS to treat graph queries in Cypher as sparse linear algebra for lower latency.

Full recording of Elon Musk's January 2015 presentation and Q&A at the SpaceX Seattle office announcement. He lays out plans for a satellite constellation to provide low-latency global internet, tied to funding Mars ambitions. Pauses between questions have been edited out.

Giant Bomb interviews John Carmack at E3 2012 about his virtual reality head-mounted display prototype. He demos it and talks about latency, depth and focus problems in VR.

Michael Abrash of Valve explains what affordable VR hardware will be capable of within a couple of years, and describes a prototype showing what that level of hardware can do.

A one-minute satirical clip of a person trying to pass as a normal guy with the line "Did you see that ludicrous display last night?". It parodies awkward small talk about sports.

A Swedish fiber provider's short experiment in which volunteers wear Oculus Rift headsets that add lag to their view of real life. They try to do everyday tasks like making pancakes.

Technology Connections gives first impressions of using an Onyx Boox Max2 e-ink tablet for productivity, including using it as an external display. He shows what the device can and cannot do.

Captain Disillusion's comedic, fast-paced explainer on how color works in cameras, displays and video. It covers the biology of color perception and what it means for screens.

Noodle explores how retro pixel art was designed for CRT displays and why games look different on LCDs, with input from pixel artists and CRT researchers.

A Technology Connections update video in which Alec Watson tests an Onyx Boox Max e-ink Android tablet used as an external display and shares channel news. It describes his experience with large-format e-ink.