Patent ID: 8402485

Claim:
An advertisement inserting VOD delivery method comprising: inserting a stream of an advertising content of an advertisement into a stream of a video content of a main part to be delivered to a client terminal, based on advertisement inserting position information indicating an inserting position of the advertising content to be inserted into the video content of the main part; replacing first time information to be added to the stream of the video content of the main part and second time information to be added to the stream of the advertising content to be delivered to the client terminal; and delivering, to the client terminal the stream of the video content of the main part and the stream of the advertising content that are added with the continuous time information, and wherein the first time information to be added to the stream of the video content of the main part includes a program time reference value of the main part, time management information of a reproduced output of the main part, and time management information of decoding of the main part, and wherein the second time information to be added to the stream of the advertising content of the advertisement includes a program time reference value of the advertisement, the time management information of a reproduced output of the advertisement, and the time management information of decoding of the advertisement.