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Everything about Phased-array optics

Light wave manipulation

Phased-array optics is the technology of controlling the phase and amplitude of light waves transmitting, reflecting, or captured (received) by a two-dimensional surface using adjustable surface elements. An optical phased array (OPA) is the optical analog of a radio-wave phased array. By dynamically controlling the optical properties of a surface on a microscopic scale, it is possible to steer the direction of light beams, or the view direction of sensors, without any moving parts. Phased-array beam steering is used for optical switching and multiplexing in optoelectronic devices and for aiming laser beams on a macroscopic scale. Wikipedia →

🧭 Start here: a 6-step reading path

  1. Read the overview: Phased-array opticsA 5-minute orientation
  2. Skim a recent paper: Coherent LiDAR With an 8,192-Element Optical Phased Array and Driving LaserInfluential work since 2022
  3. Pick up a classic book: MMIC devices for active phased array antennasThe most-reprinted book on the subject
  4. Read the landmark paper: Optical phased array technologyCited 517 times
  5. Go sideways: Spatial light modulatorA closely related topic
  6. Go sideways: Digital holographyA closely related topic

📖 Definitions

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🗂️ The subject at a glance

  1. Transmitter
  2. Receiver
  3. Applications

🏆 Landmark papers (most cited)

🆕 Influential since 2022

📚 Books worth reading

Ranked by number of editions on Open Library, a rough measure of how lasting a book is.

🔗 Related topics