SDCD - Secondary Data Carrier Detect
SDCS - San Diego Computer Society
SDD - Software Design Document
SDD - Storage Device Division
SDD - Super Density Disk
SDDAS - Southwest research Data Display and Analysis System
SDDB - Service Discovery DataBase
SDDI - Shielded Distributed Data Interface
SDDS - Sony Dynamic Digital Sound
SDE - Smart Device Extensions
SDE - Software Development Environment
SDF - Screen Definition Facility
SDF - Standard Data Format
SDF - Standard Delay Format
SDF - System Dialog Facility
SDG - Software Design Group
SDH - Synchronous Digital Hierarchy
SDI - Serial Digital Interface
SDI - Single Document Interface
SDI - Source Data Information
SDI - Standard Data Interface
SDI - Standard Disk Interconnect
SDI - Standard Disk Interface
SDI - Standard Drive Interface
SDI - Storage Device Interconnect
SDI - Storage Device Interface
SDI - Super Data Interchange
SDIF - SGML Document Interchange Format
SDILINE - Selective Dissemination of Information onLINE
SDIMM - Single Dual Inline Memory Module
SDIO - Storage Device Input/Output
SDIS - Switched Digital Integrated Service
SDK - Software Development Kit
SDL - Simple Data Link
SDL - Simple DirectMedia Layer
SDL - Specification and Description Language
SDL - System Design Language
SDLC - Synchronous Data Link Control
SDLCC - Synchronous Data Link Control Conversion
SDLGR - Specification and Description Language%2FGraphical Representation
SDLLC - SDLC Logical Link Control
SDLP - Standard Device Level Protocol
SDLT - Super Digital Linear Tape
SDM - Short Data Message
SDM - Space-Division Multiplexing
SDM - Spatial Data Management
SDM - Sun™ Download Manager
SDM - System Definition Model
SDMA - Storage Device Migration Aid
SDMI - Secure Digital Music Initiative
SDML - Signed Document Markup Language
SDML - Software Description Markup Language
SDMS - SCSI Device Management System
SDMS - Song and Dance Messaging System
SDN - Software Defined Network
SDN - Software Distribution Net
SDN - Sybase® Developer Network
SDNS - Secure Data Network Service
SDNS - Secure Data Network System
SDO - Service Data Object
SDOC - Selective Dynamic Overload Controls
SDP - Service Delivery Point
SDP - Session Description Protocol
SDP - Sockets Direct Protocol
SDP - Software Development Plan
SDP - Specialized Data Point
SDP - Streaming Data Procedure
SDPE - Stochastic Dynamic Power Estimator
SDQL - Standard Document Query Language
SDR - Sensor Data Record
SDR - Signal-to-Distortion Ratio
SDR - Single Data Rate
SDR - Software Defined Radio
SDR - Source-Demand Routing
SDR - State-Dependent Routing
SDR - Store Data Register
SDR - Streaming Data Request
SDR - System Data Repository
SDR - System Design Review
SDRAM - Synchronous Dynamic Random Access Memory
SDRF - Software Defined Radio Forum
SDRP - Source Demand Routing Protocol
SDS - Scalable Disk System
SDS - Space-Division Switching
SDS - Switched Data Service
SDS - Synchronous Data Set
SDS - Sysops Distribution System
SDSAF - Switched Digital Services Applications Forum
SDSC - San Diego Supercomputer Center
SDSC - Synchronous Data Set Controller
SDSCNET - San Diego Supercomputer Center Network
SDSE - Submit/Deliver Service Element
SDSL - Single-line Digital Subscriber Line
SDSL - Symmetric Digital Subscriber Line
SDSMA - Slotted Digital Sense Multiple Access
SDSN - Secure Data System Network
SDSU - SMDS Data Service Unit
SDT - Software Development Tools
SDT - Source Data Terminal
SDT - Structured Data Transfer