Glossary

Term	Main definition
H.261	ITU-T video coding standard primarily for ISDN Hits - 784
H.264	Coding standard for video compression Hits - 803
H.264/MPEG-4 AVC	Coding standard for video compression developed by ITU-T Hits - 824
HA	Home Access Hits - 881
HAD.	Hole Accumulation Diode Hits - 830
HAN	Home Area Network Hits - 793
HB	Home Bridge Hits - 861
HBI	Horizontal Blanking Interval Hits - 775
HC	Home Client Hits - 907
HCI	Host Controller Interface Hits - 844
HCM	High Capacity Multiplexing Hits - 801
HCT	Home Communication Terminal Hits - 756
HCV	High Capacity Voice Hits - 717
HD	High Definition Hits - 791
HDB	High Density Bi-polar Hits - 765
HDCP	High-bandwidth Digital Content Protection Hits - 714
HDD	Hard Disk Drive Hits - 740
HDLC	High Level Data Link Controller Hits - 776
HDMI	High-Definition Multimedia Interface Hits - 823
HDSL	High bit rate Digital Subscriber Line Hits - 732
HDT	Host Digital Terminal; Headend Digital Terminal Hits - 799
HDTV	High Definition Television Hits - 776
HDX	Half Duplex Transmission Hits - 748
HE-AAC	High Efficiency Advanced Audio Coding standardised in ISO/IEC 14496-3 Hits - 787
HEMT	High Electron Mobility Transistor Hits - 766
HEX	Hexadecimal Notation Hits - 822
HF	Hih Frequency Hits - 749
HFC	Hybrid Fibre-Coax Hits - 735
HFW	Hybrid Fibre Wireless Hits - 776
HID	Human Interface Device Hits - 802
Hiperlan	High Performance Radio LAN Hits - 760
HITS	Headend In The Sky Hits - 720
HLD	High Level Design Hits - 776
HLDD	High Level Design Document Hits - 803
HLR	Home Location Register Hits - 710
HMU	Home Monitoring Unit Hits - 778
HPB	Half-Power Bandwidth Hits - 778
HPF	High Pass Filter Hits - 750
HRC	Harmonically Related Carriers Hits - 789
HSCD	High Speed Data Cable Hits - 816
HSCSD	High Speed Circuit Switching Data Hits - 796
HSSI	High Speed Serial Interface Hits - 699
HTML	HyperText Markup Language Hits - 755
HTTP	HyperText Transfer Protocol Hits - 694
HUD	Head-Up Display Hits - 785
Hz	Hertz ( = Cycles per Second ) Hits - 821