Charge-coupled-device cameras are a vital component of many applications involving digital imaging. Neil Savage presents a summary of some of the latest products. Cameras based on charge-coupled ...

Electron Multiplying Charge Coupled Devices (EMCCD) are a quantitative digital camera technology that can detect single photon events while maintaining high quantum efficiency. Built into the sensor ...

Introduced in 2009, Qi is based on "closely coupled" electromagnetic induction that requires the device to be aligned on top of the coil on the charging pad. Hundreds of devices are Qi certified ...