Patent ID: 8005928

Claim:
A network type content reproducing system comprising a server, and at least one first client connected to said server, and a second client connected to said server, the system comprising: said server comprising: a storage device for storing a plurality of contents; a content transmitter transmitting a content selected among said plurality of contents to said first client; a memory storing client information including a list construction key necessary for producing a content list of a plurality of contents to be reproduced by said first client; a client information transmitter reading client information related to said first client from said memory and transmitting the client information to said second client; a content list producer responsive to a request from said second client and producing said content list based on the list construction key transmitted from said second client; and a content list returner returning said content list produced by said content list producer to said second client; said first client comprising a reproducer reproducing the content transmitted from said server; and said second client comprising: a receiver receiving the client information transmitted from said server; a content list requester requesting said server to provide said content list by transmitting the list construction key included in said received client information to said server; and a content list receiver receiving the content list returned from said server; wherein said content list requester transmits the list construction key included in said received client information to said server when the list construction key is changed; and wherein said reproducer reproduces a content next to the content that has been reproduced to its end according to the content list transmitted from said server.