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Contents transmitter apparatus, contents reciever apparatus and contents transmitting method

  • US 20050210290A1
  • Filed: 05/17/2004
  • Published: 09/22/2005
  • Est. Priority Date: 03/19/2004
  • Status: Active Grant
First Claim
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1. A contents transmitter apparatus, comprising:

  • authentication means for receiving an authentication request from a contents receiver apparatus and making determination upon authentication to said authentication request, when transmitting contents to said contents receiver apparatus, which is connected thereto through a network, and also for issuing an authentication request of itself to said contents receiver apparatus;

    a timer means for transmitting an authentication request or a time authentication request to said contents receiver apparatus, and for measuring a time-period up to when receiving a response to said request; and

    equipment-information management means for registering and managing equipment information about said contents receiver apparatus, wherein said equipment-information management means registers an address information and equipment information unique to the apparatus of said contents receiver apparatus, when a measurement result of said timer means does not exceed a predetermined value, and execute a measurement of time by means of said timer means for said contents receiver apparatus registered, depending upon necessity, thereby controlling said registration contents depending upon a result of said measurement.

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