| I&Q |
|
In-Phase & Quadrature |
| I&T |
|
Integration and Test |
| I/F |
|
interface |
| I/O |
|
input/output |
| IA |
|
Independent Assessment |
| IAC |
|
independent assurance contractor |
| IBPD |
|
Integrated Budget and Performance Document |
| IBR |
|
Integrated Baseline Review |
| IC |
|
Integrated Circuit |
| ICA |
|
Independent Cost Analysis |
| ICD |
|
Interface Control Document |
| ICE |
|
Independent Cost Estimate |
| ICT |
|
Internal Calibration Target |
| IDD |
|
Instrument Description Document |
| IDD |
|
Internet Data Distribution |
| IDT |
|
Integrated Development Team |
| IEC |
|
International Electrotechnical Commission |
| IER |
|
Initial Evaluation Review |
| IESD |
|
Internal Electrostatic Discharge |
| IF |
|
Intermediate Frequency |
| IFMS |
|
Integrated Financial Management System |
| IIR |
|
Independent Implementation Review |
| IIR |
|
Integrated Independent Review |
| IIRP |
|
Integrated Independent Review Plan |
| IIRT |
|
Integrated Independent Review Team |
| ILCCA |
|
Independent Life-Cycle Cost Analysis |
| ILS |
|
Integrated Logistics Support |
| ILSP |
|
Integrated Logistics Support Plan |
| IMAR |
|
Instrument Mission Assurance Requirements |
| IMP |
|
Integrated Management Plan |
| IMS |
|
Integrated Master Schedule |
| INR |
|
Image Navigation and Registration |
| INS |
|
Instruction |
| IOC |
|
Initial Operational Capability |
| IP |
|
Internet Protocol |
| IPv6 |
|
Internet Protocol version 6 |
| IPAMS |
|
IP Address Management System |
| IPAO |
|
Independent Program Assessment Office |
| IPC |
|
Association Connecting Electronics Industries |
| IPD |
|
Individuals and Integrated Product Development Teams |
| IPD |
|
Information Processing Division (OSDPD) |
| IPT |
|
Integrated Product Team |
| IR |
|
infrared |
| IRAD |
|
Independent Research and Development |
| IRD |
|
Interface Requirements Document |
| IRT |
|
Independent Review Team |
| IRU |
|
inertial reference unit |
| ISE |
|
Instrument Systems Engineer |
| ISM |
|
Instrument Systems Manager |
| ISMP |
|
Integrated Schedule Management Plan |
| ISO |
|
International Organization for Standardization |
| ISP |
|
Specific Impulse |
| IT |
|
Information Technology |
| ITA |
|
Independent Technical Authority |
| ITAR |
|
International Traffic in Arms Regulations |
| ITRB |
|
Information Technology Review Board |
| ITT |
|
ITT Industries |
| ITU |
|
International Telecommunication Union |
| IV&V |
|
Independent Verification and Validation |
