Digital program insertion (DPI) allows cable headends and broadcast affiliates to insert locally generated commercials and short programs into remotely distributed regional programs before they are delivered to home viewers. Digital program insertion also refers to a specific technology which allows an

MPEG transport stream MPEG transport stream (MPEG-TS, MTS) or simply transport stream (TS) is a standard digital container format for transmission and storage of audio, video, and Program and System Information Protocol (PSIP) data. It is used in broadcast syst ...

to be spliced into a currently flowing MPEG transport stream seamlessly and with little or no artifacts. The controlling signaling used to initiate an MPEG is referred to as an

SCTE-35 SCTE-35 (ANSI/SCTE 35 2013) is a joint ANSI/ Society of Cable Telecommunications Engineers standard that describes the inline insertion of cue tones in mpeg-ts streams. The full standard name is "Digital Program Insertion Cueing Message for Cable." ...

message. The communication API between MPEG splicers and

content delivery Digital distribution, also referred to as content delivery, online distribution, or electronic software distribution, among others, is the delivery or distribution of information or materials through digital platforms. The distribution of digital ...

servers or ad insertion servers is referred to as SCTE30 messages.

References

Television technology {{Tv-tech-stub