BLK 1 MLIC

Adequate NCT (net cycle time)

10 sec or below

USAF Class 2 Terminals support

2.4 Kbps encoded & unencoded voice, 16 Kbps unencoded voice

NPG-20

2nd medium for fighter to fighter exchange

FOT - Freq Optimal Timing

90% success rate - used for HF propagation, freq is high enough to avoid the problems of multipath, absorption and noise encountered at lower freqs; but not so high as to experience the adverse effects of rapid changes in the ionosphere

NPG-18

Allows E-3 to receive a visual indication of the location of a Link 16 controlled weapons and its objective (target, aim, loiter, or abort point). Also displays weapon footprint representing the ellipse of the weapon's current kinematic capability

MIL-STD 3011, Interoperability standard for the JREAP

Appendix A (satellite link operations), Appendix B (Ground Links - Point-to-Point), Appendix C (Link over classified internet - Unicast/Multi-cast

CJCSI 6232.01, Link 16 Spectrum Deconfliction

Applies to all operating JTIDS?MIDS in the proximity of the US&P and ensures the operation of these systems does not exceed the spectrum certification limits for pule density identified IAW prescribed restrictions

ADSI - Air Defense Systems Integrator

Capes - Displays up to 2k trks -forwards up to 4k trks for up to 16 TDLs -interfaces to up to 8EW feeds -receives/tracks/reports up to 24 air & surface surv radars -translates EW data to TDLs & vice versa -correlate the ATO to the real-time tac air pic -provides online/real-time data extraction and reduction of all msg interfaces -provides an embedded simulation and training cap -provides up to 50 tac SD workstations

Á2

Default KGX-40 configuration. Allows the processing of msgs even if errors are contained in the msg indicator (MI)

AFI 11-2E-3v3

E-3 crews will operate data link equipment IAW the JMTOP & written guidance of the JICO/ICO

NPG-10

EW parametric data is exchanged

FJUB - Forward Link 16 Unit Link 11B

Forward Link 11B and Link 16

FJUA - Forward Link 16 Unit Link 11

Forward between Link 11 and Link 16

Data Terminal Set

Functions to send or rx data, EDAC, digital -> analog conversion, analog -> digital conversion, radio signal generation, link protocol control, interface control

300NM

Link 16 is restricted to normal LOS operations of

AFTTP 3-1.GP Chapter 8, Tactical Data Link Employment Stds

MSN employment for CAF. Provide baseline for integration that can be applied to training or contingency ops.

Link 4

Navy aircraft are equipped with this link to perform automatic carrier landings if needed

MIL-STD 6040

OPTASKLINK is formatted using this standard to enhance C4I interoperability

JMTOP

Provides planning, guidance, and operating procedures to USAF for the employment of tactical data systems that exchange real time or near real time info through use of TDL & defines responsibilities for these function in non-NATO environments

NPG-2/3

RTT msgs are automatically exchanged between Link 16 JUs on these NPGs

Two Link 11 wave forms

SLEW - Single Tone Link 11 Waveform (Navy) CLEW - Conventional Link 11 Waveform (Everyone)

CONE - Concept of Network Employment

Volumes that focus on a particular operation msn area or function, and describe the employment of TDL systems ISO that msn, as well as the relationship between the TDLs and other C4ISR caps w/in multi-force or joint network centric ops

Picket

a PU responding to a DNCS interrogation

DLRP - Data Link Reference Point

a latitude/longitude which all Link 11 and Link 11B participants use as the base position to report both their own position to the rest of the units in the link

Short Broadcast Mode

a picket station or the DNCS sends a single data transmission to the other members on the net

ELF - Extremely Low Freq

ability to penetrate ocean depths to several hundred feet with little signal loss and is primarily used as a "knock on the door" request for subs to establish 2-way comm w/sender

TSR - Time Slot Reallocation

allows network capacity to be dynamically distributed where it is needed and then the terminal automatically redistributes the time slots to meet those needs

JRE Transparent Multiple Platform Gateway

allows the exchange of Link 16 & SADL msgs using JRE

CIU - Concurrent Interface Unit

and IU that is conducting simultaneous or concurrent transmission of the same date on two or more links, but not forwarding between them

MIL-STD 6016, TDL Message Standard

approved standard for Link 16 COMPATIBILITY & INTEROPERABILITY between US military platforms employed or intended to be employed in joint tactical operations using link 16

Contention Access

assigns time slots to a group f units "pool" for tx (non-C2)

Frame; 12 sec; 1536 time slots

basic recurring unit of time in a network is called a _________ and last for how many seconds and contains how many time slots

Diffraction

bending of electromagnetic energy around an object or barrier

VLF - Very Low Freq

can be sued for comm to satellites and as a backup to short wave comm blacked out by nuclear activity

Refraction

change in direction and velocity of propagating wave due to its passing from a medium of one density to a medium of a differing density

EHF - Extremely High Freq

commonly used in radio astronomy and remote sensing

IMTDS - Improved Multi-Link & Display Systems

connection allows multiple users to utilize the same JTIDS terminal. It can also operate as a Link 11B forwarder

CTP - Common Tactical Picture

contains info to support tactical forces and is a visual representation of info contained w/in the track databases of the JDN

Fast (2250 bps) 13/9

data rate is best for real time info flow and facilitates the lowest NCT

CJCSM 3115.01, Joint Data Network Operations

defines the JDN & the purpose of the CTP & addresses the relationship between the CTP and the combatant commander's COP

COLE - Concept of Link Employment

document that discusses USAF-specific info that will be exchanged, how it will be used to support the counter air, interdiction, SEAD and CAS msns and the data link architecture that will be employed

.6 seconds

dummy or radio silent PUs can add approximately

Attenuation

electromagnetic energy propagates through free space, the intensity of its fields decreases directly with the distance traveled

BACN - Battlefield Airborne Comm Node

flies at high altitudes and contains a suite of radios and computers the correlates tac data and expands voice comm using IP to extend the reach of the DODIN

FJUAB - Forward Link 16 Unit Link 11B

forward between Link 11, Link 11B and Link 16. CRC is capable of this

FPU - Fowarding PU

forward data between Link 11 and Link 11B

VHF/UHF - Very/Ultra High Freq

freq bands notably free from atmospheric and manmade static and well suited for tactical voice comm

FM Signals Advantage

higher efficiency, a larger bandwidth, and better resistance to noise

SHF - Super High Freq

highest freqs which can be used for long distance terrestrial comm

SCC - System Coordination Center

identifies and x/y coordinate measured form the DLRP from which that unit reports the position of track data

NPG-5

in conjunction with NPG-6, is used by units w/out C2 capabilites

M.9D M-Series MSG

indicates a PU is done/finished its tx, provides link monitoring info

Recurrance Rate

indicates how many time slots are in the block and since they are evenly distributed how often they occur

FM Signals Disadvantage

limited to LOS

SCDL - Surveillance & Control Data Link

link that provides a secure, all weather link between the JSTARS and multiple ground stations

Crypto Period Designator Table (JANUS Table)

loading procedure that allows for 48 hours of continuous operation of the JTIDS terminal

Spread Spectrum Advantages

low interference, low probability of intercept, anti-jam capability, hard to exploit or spoof, used in very precise radar/ranging systems

NPG-8

means for a command designated unit to coordinate platform weapons and order weapons engagements

AM Signals Disadvantage

more susceptible to noise

Uniform Time Base

net sync mode of operation from which all net data comm normally initiate

MIDS-JTRS (Multi-functional Information Distribution System/Joint Tactical Radio System)

next-generation voice and data radio used by the US military which includes Link 16 enhanced throughput, Link 16 freq remapping and programmable crypto

DDP - Digital Data Processor

performs real time control and signal processing for JTIDS msg tx and rx. Also performs msg and tx encryption, controls R/T unit functions and performs synchronization

Link 11B

primary data link for ground based TACS

AM Signals Advantage

produce power at carrier freq & adjacent side bands, increase efficiency by suppressing carrier freq or a side band, TX data via dual side band - RX can auto select best data from either side

Scattering

propagation effect that can enable VHF/UHF signals to be transmitted BLOS

E-3s role w/in the DODIN

provide C2 as well as contribute sensor info in the JDN

NPG-12/13

provide secure, digitized voice channels for use by all JUs

JTIDS/MIDS Spectum User Guide (JSUG)

provides a familiarization and quick reference guide for JTIDS/MIDS operations detailing the current procedures for planning & conducting TDL operations to ensure users are aware of applicable JTIDS/MIDS restrictions and coordination requirements prior to beginning operations.

FBCB2-BFT - Blue Force Tracker

provides command brigades and below info on ground unit ID, POSIT, & Ops Status

NPG-19

provides for the sharing of fighter-derived sensor info among fighters

Combat Tracker II

provides global SA as well as C2 caps directly to the cockpit of the C-17, KC-135, and B-52 aircraft; SIPR Net fleet tracker

DISN/DOD Gateway

provides the joint force commanders with the "reach back" ability to access needed caps worldwide

SADL - Situational Awareness Data Link

provides the pilot w/the five closest friendly units to the target

COP - Common Operational Picture

receives its data (correlated and fused) in near and/or non-real time & amp data from the CTP and additional data sources

Joint VMF

required info flexibility using repeatable fields and used in bandwidth constrained environments

Absorption

results in the propagated energy being dissipated as it passes through the layers of the atmosphere and interacts with the moisture and various gases present

PADIL - Patriot Digital Info Link

secure, point-to-point, full duplex link for exchanging info between Patriot battalions and batteries

JTIDS employs these techniques to increase the anti-jam margin of the tx signal:

spread spectrum tech, relay, EDAC, Jitter, Freq Hopping

KGV-8A

stores crypto variables loaded during initialization and provide for both MSEC & TSEC encryption methods

Primary emphasis placed on military SATCOM today

support joint force as well as providing "Reach Back" connectivity to the sustaining base portions of the DODIN

NPG-1

supports course synchronization and entry into the Link 16 network

Time Slot

the basic unit of access to the network. 128 per second

Reflection

the bouncing of electromagnetic energy off an object having a density different than that of the propagating medium

DNCS - Data Net Control Station

the interrogating station in the Roll Call mode of operation

Dedicated Access

time slots assigned to a uniquely identified unit for TX (C2) and guarantees msg delivery

Vertically Polarized Antennas

to gain maximum advantage, the ground wave must be transmitted and received using this type of antenna

AWACS 3-3/OGI 11-1

unclassified documents containing specific standards and TTPs for AWACS employment

GRU - Gridlock Reference Unit

unit identified in the OPTASKLINK to provide track info for other capable units to use to align their trcks

NPG-6

used by all JUs for identification, synchronization and RELNAV

NPG-4

used for exchanging msgs which change initialization parameters or redistribution of time slots over the air

GM - Gateway Manager

used on the ROBE KC-135 to provide its tactical interface

Doppler Correction Audio Tone

used to correct Doppler shifts in the rx tones caused by the relative motion between the tx & rx, also used to correct Doppler shifts that may occur because of improper difference between tx & rx freq stds

NPG-7

used to exchange surveillance info; product information is sent via

HF - High Frequency

used today extensively for long-range comm

IDM - Improved Data Modem

utilized by the Army to transmit JSTARS data from the E-8C aircraft to the Army Command Centers, the GSM and attack helos

Radio Silence

when a unit cannot poll other units, nor can the unit respond to a poll

Roll Call

when each PU is polled for data

Broadcast Mode

when one PU will continuously send a series of data transmission to all the members on the net

NPG-9

where Uplink & Backlink conducted

Net Test

will test the connectivity between all the units and operation of the data terminal set