The Kansas City Chiefs could look to sign veteran receiver Amari Cooper to add depth during Rashee Rice's expected suspension.

A novel circuit theory of all-pass Negative group delay (NGD) function is investigated. The NGD function is implemented with unity direct chain feedback (UDCF) system. The active circuit is built with ...

A type of elliptic-function low-pass filter that is easy to design and construct, has low passband loss, and is very compact is described. With simple scaling and a limited number of standard parts, a ...