Set top box method and system in support of two-way recording

A set-top box and program technology, applied in image communication, selective content distribution, electrical components, etc., can solve problems such as insufficient memory, missed programs, and inability to record, and achieve the effect of improving the convenience of use

Inactive Publication Date: 2018-08-07
深圳佳力拓科技有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] Most of the set-top boxes currently on the market are single-channel recording, so they can only record programs below a single frequency point. For programs that span frequency points, they cannot be recorded. You must enter the program at the corresponding frequency point before you can record.
[0004] The current set-top box recording technology has obvious shortcomings. First of all, due to the limitation of the set-top box hardware, it can only record programs under the same frequency point, and cannot record programs across frequency points. In this way, programs of other frequency points cannot be recorded. Burn to watch, with certain limitations
[0005] Secondly, it is affected by the storage capacity of the storage device. Although the storage capacity of the storage device in the current market is large enough, the memory and the cost are directly proportional. Burning, so it is likely to cause insufficient memory
[0006] Finally, it is a matter of user habits. Users may sometimes forget to record programs and miss some programs that they want to record but are not recorded.

Method used

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  • Set top box method and system in support of two-way recording
  • Set top box method and system in support of two-way recording
  • Set top box method and system in support of two-way recording

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Embodiment

[0038] This embodiment involves a two-way recording method for a set-top box, and its flowchart is shown in the attached figure 1 Said: including the following steps:

[0039] S1 When the downlink signal comes down, the Tuner (demodulation) module modulates the downlink signal into an intermediate frequency signal, and the Demod (demodulation) module demodulates the intermediate frequency signal from the Tuner module into Ts data (MPEG2 transport stream, a DVD file format). The Tuner module and the Demod module are collectively referred to as the Tuner module below;

[0040] S2 One channel tuner can only adjust / demodulate the signal of one frequency point, dual tuner can adjust / demodulate the signal of two frequency points, suppose the frequency point found by Tuner0 is A, and the frequency point found by Tuner1 is b. Bind the output port of the Tuner at the current frequency of the program to Demux0 in the Demux module (Demux is a TS stream analysis and demultiplexing modu...

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PUM

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Abstract

The invention provides a set top box method and system in support of two-way recording. The invention relates to a set top box two-way recording method, the set top box system in support of the two-way recording and a method in support of intelligently recommending a user to delete / store a recording file. According to the method and the system, a double-tuner chip scheme is employed. Compared witha conventional television set top box, the method and the system have the advantage that the cross-frequency point recording can be carried out through one way. Moreover, an automatic time shift function can be realized. For a memory problem of a storage device, when the storage space is insufficient, the user is prompted whether to delete old files or not according to usual watching interests ofthe user. For a user habit problem, when the memory is sufficient, the set top box can automatically record some programs, so the use convenience of the user is improved.

Description

technical field [0001] The invention relates to the technical field of TV set-top boxes, in particular to a method and system for a set-top box supporting dual-channel recording. Background technique [0002] With the increasing popularity of digital TV sets, digital TV sets have brought more and more fun to our daily leisure life, and more and more functions have taken root on set-top boxes. For some favorite programs, it is impossible for us to watch them at a fixed time. At this time, the recording function comes into being. We can burn the programs we have no time to watch but want to watch to the storage device in advance, then we can Watch pre-recorded programs anytime, anywhere. [0003] Most of the set-top boxes currently on the market are single-channel recording, so they can only record programs below a single frequency point. For programs that span frequency points, they cannot be recorded. You must enter the program at the corresponding frequency point before yo...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H04N21/426H04N21/438H04N21/433H04N21/442H04N21/466
CPCH04N21/4263H04N21/4334H04N21/4382H04N21/4383H04N21/44222H04N21/4667
Inventor 廖佳秋王小艳邱国苗何志鹏杨文灿
Owner 深圳佳力拓科技有限公司
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