Digital television bi-directional interaction based power supply information inquiring method based and system
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[0040] Such as figure 1 As shown, a power supply information inquiry system based on two-way interaction of digital TV of the present invention includes: remote controller 1, digital TV 2, set-top box 3, TV station server 4, TV station database 5, power supply bureau server 6, and power supply bureau database 7 .
[0041] The remote controller 1, as an input device, is used to input power supply information TV column selection instructions and power supply information TV column entry instructions to the set-top box 3; it is also used to input other address electricity fee query selection instructions, input other user electricity electricity account numbers and related information. The password corresponding to the account.
[0042] The set-top box 3 at least includes a processor, a channel module, an audio-video decoding module, an audio-video output interface, and a smart card matched with the set-top box, which belongs to the prior art and will not be repeated here. The i...
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