Glossary

Term	Main definition
I	In-Phase Hits - 848
I, Q	In Phase, Quadrature phase components of the modulated signal. Hits - 812
I-FRAME	Intra Picture Frame Structure Hits - 876
I-pictures	Intra-pictures (motion compensated) Hits - 836
I/O	Input Output Hits - 943
IBC	International Broadcasting Conference) Hits - 811
IBOC	In Band On Channel Hits - 807
IBPSK	Independent Binary Phase Shift Keying Hits - 974
IBR	Intermediate Bit Rate Hits - 818
IC	Integrated Circuit Hits - 910
ICC	Incremental Coherent Carriers Hits - 876
ICI	Inter-carrier Interface Hits - 893
ICN	Integrated Community Network Hits - 869
ICS	Integrated Communication System Hits - 834
ICW	Interrupted Continuous Wave Hits - 870
IDCT	Inverse Discrete Cosine Transform Hits - 874
IDD	International Direct Dialling Hits - 836
IDF	Intermediate Distribution Frame Hits - 800
IDLC	Integrated Digital Loop Carrier Hits - 817
IDN	Integrated Digital Network Hits - 822
IDP	Internet data Packet Hits - 830
IEC	International Electrotechnical Commission Hits - 860
IEEE	Institute of Electrical and Electronic Engineers Hits - 809
IF	Intermediate Frequency Hits - 885
IFFT	Inverse Fast Fourier Transformation Hits - 816
IFRB	International Frequency Registration Board Hits - 808
IGP	Interior Gateway Protocol Hits - 843
IHC	In Home Cabling Hits - 816
IIR	Infinite Impulse Response. (Digital Filtering Technique) Hits - 879
IM	Inter-Modulation Hits - 893
IMAP	Internet Message Access Protocol Hits - 817
IMD	Inter-Modulation Distortion Hits - 857
IMUX	Input Multiplexer Hits - 850
INMS	Integrated Network Management System Hits - 834
IOR	Index Of Refraction Hits - 831
IP	Internet Protocol; Intelligent Peripherals; Information Provider; Interlectual Property Hits - 880
IPPV	Impulse Pay Per View Hits - 883
IPR	Intellectual Property Rights Hits - 846
Ipv4	Internet Protocol version 4 Hits - 826
Ipv6	Internet Protocol version 6 Hits - 858
IRB	Input Redundancy Bus Hits - 826
IRC	Incrementally Related Carriers Hits - 860
IRD	Integrated Receiver Decoder Hits - 856
IRED	Infra Red Emitting Diode Hits - 838
IRIG-B	Intermediate Range Instrumentation Group (Time Code Format) Hits - 788
IRL	Inter-Repeater Link Hits - 895
IRP	Integrated Receiver Processor Hits - 860
IRQ	Interrupt Request Hits - 774
IRT	Integrated Receiver Transcoder Hits - 860
IS2DN	Integrated Special Services Digital Network Hits - 829
ISA	Industry Standard Architecture Hits - 799
ISB	Independent Side Band Hits - 844
ISD	International Subscriber Dialling Hits - 701
ISDN	Integrated Services Digital Network; Integrated Switched Digital Network Hits - 743
ISI	International Symbol Interface; InterSymbol Interference Hits - 729
ISO	International Standards Organization Hits - 752
ISP	In System Programmability /Internet Service Providere Hits - 775
ISSU	Intelligent System Synchronization Unit Hits - 766
ISU	Integrated Services Unit Hits - 747
ITA	Interface Test Adapter Hits - 822
ITB	Integral Token Ring Bridge Hits - 728
ITFS	Instructional Television Fixed Service Hits - 758
ITU	International Telecommunications Union Hits - 708
ITV	Interactive Television Hits - 718
IVR	Interactive Voice Response Hits - 745
IWU	Interworking Unit Hits - 750