(1) (
Channel
Associated
Signaling) Carrying signaling information within the data channels of a T1 line (in band) rather than on a separate control channel. CAS signaling is also used to carry 911 emergency data such as telephone number and location information. Contrast with
CCS.
(2) (
Column
Address
Strobe) A clock signal in a memory chip used to pinpoint the column of a particular bit in a row-column matrix. See
RAS.
(3) (
Content
Addressed
Storage) A storage technique from EMC that assigns an identifier to fixed content. See
content addressed storage.
(4) (
Communications
Application
Specification) A programming interface from Intel and DCA for activating functions in fax/modems. Introduced in 1988, Intel provides both the boards and the chips. CAS has not been widely used.
(5) (
Contrast
Adaptive
Sharpening) Selecting which elements in a scene to sharpen. See
image sharpening.