CN1859578A - Receiving device of digital multimedia broadcast and method for checking recording and broadcasting time - Google Patents

Receiving device of digital multimedia broadcast and method for checking recording and broadcasting time Download PDF

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Publication number
CN1859578A
CN1859578A CNA2006100726235A CN200610072623A CN1859578A CN 1859578 A CN1859578 A CN 1859578A CN A2006100726235 A CNA2006100726235 A CN A2006100726235A CN 200610072623 A CN200610072623 A CN 200610072623A CN 1859578 A CN1859578 A CN 1859578A
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China
Prior art keywords
dmb
addressed location
receiving system
decoder
counter
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Pending
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CNA2006100726235A
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Chinese (zh)
Inventor
柳盛弼
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LG Electronics China Research and Development Center Co Ltd
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LG Electronics China Research and Development Center Co Ltd
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Publication of CN1859578A publication Critical patent/CN1859578A/en
Pending legal-status Critical Current

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/765—Interface circuits between an apparatus for recording and another apparatus
    • H04N5/775—Interface circuits between an apparatus for recording and another apparatus between a recording apparatus and a television receiver
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/442—Monitoring of processes or resources, e.g. detecting the failure of a recording device, monitoring the downstream bandwidth, the number of times a movie has been viewed, the storage space available from the internal hard disk
    • H04N21/4424—Monitoring of the internal components or processes of the client device, e.g. CPU or memory load, processing speed, timer, counter or percentage of the hard disk space used
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H2201/00—Aspects of broadcast communication
    • H04H2201/10—Aspects of broadcast communication characterised by the type of broadcast system
    • H04H2201/11—Aspects of broadcast communication characterised by the type of broadcast system digital multimedia broadcasting [DMB]

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Databases & Information Systems (AREA)
  • Television Signal Processing For Recording (AREA)
  • Indexing, Searching, Synchronizing, And The Amount Of Synchronization Travel Of Record Carriers (AREA)

Abstract

The invention discloses a receiving device and recording and broadcasting detecting time of digital broadcast multimedia broadcast, which comprises the following parts: system decoder, which decodes DMB transmitting flow and outputs corresponding inviting unit; inviting unit counter, which calculates output inviting unit in the system decoder; AF and or video decoder, which decodes inviting unit AF and or VF to analyze and output AF and or VF frame; frame quantity counter, which calculates AF and or VF frame to detect recording time and broadcasting time precisely.

Description

The receiving system of DMB and detection are recorded and the method for reproduction time
Technical field
The present invention relates to DMB (DMB), the method for the receiving system of particularly a kind of DMB (DMB) and detection recording time and reproduction time.
Background technology
Recently, about DMB (digital multimedia broadcasting; Hereinafter to be referred as DMB) importing and industry use obtain gradually clear.
DMB is a kind of CD of having (Compact Disk-compact disk; Hereinafter to be referred as CD) tonequality of level and can carry out the data/image service, and the multimedia broadcasting of the digital form of outstanding fixing and mobile receiving quality can be provided.Simultaneously, be divided into surface wave DMB that uses surface wave and the satellite dmb that uses satellite according to its conveyer.
Fig. 1 is the block diagram of the simple structure of the relevant receiving system of general DMB of the prior art (DMB).Wherein, above-mentioned receiving system is a kind of personal video recorder (Personal VideoRecorder; Hereinafter to be referred as ' PVR ').
PVR is record DMB audio frequency and/or video (Audio and/or Video in hard disk; Hereinafter to be referred as ' A/V ') signal and play the device of the signal of record.
With reference to accompanying drawing 1, the DMB receiving system is by system decoder (system decoder) 1 and A/V decoder 2 and storage medium 3 formations.
Said system decoder (system decoder) 1 is used for decoding to transmitting stream (transmission stream), and system decoder 1 will output in the A/V decoder 2 as the addressed location (AU:Access Unit) of decoded result.Simultaneously, system decoder 1 is carried out channel-decoding (channel decoding) operation.
System decoder 1 is made of decoder chip, is provided with processor in the decoder chip, and processor has the storage of data and search function, and to the output function of A/V decoder 2.
The addressed location (AU) of 2 pairs of inputs of above-mentioned A/V decoder carries out the A/V decoding and generates the corresponding addressed location of decoding (AU), and it is resolved the corresponding with it A/V frame (frame) of (Parsing) back output again.
Above-mentioned A/V frame will be exported by display unit (being generally liquid crystal indicator (LCD)).
Above-mentioned storage medium 3 storage system decoders 1 decoded results, particularly, storage medium 3 storages and the corresponding transmission packets of information (packet) of transmission stream decode operation are as the storage medium 3 general hard disks (Hard drive) that use.
In addition, above-mentioned DMB receiving system, that is, PVR moves with recording mode and play mode.
1. recording mode
1 pair of system decoder (system decoder) transmits stream (transmission stream) and decodes, and the addressed location (AU) of correspondence is outputed to A/V decoder 2.Simultaneously, system decoder 1 is stored in the transmission packets of information of decode operation correspondence in the storage medium 3.In addition, the addressed location (AU) of 2 pairs of inputs of A/V decoder carries out the A/V decode operation, subsequently the A/V decoded result is resolved (Parsing) and the corresponding A/V frame of output.Thus, the user can check the A/V content in recording.
2. play mode
The transmission packets of information of storage in system decoder (system decoder) the 1 retrieve stored media 3, and its result for retrieval outputed to A/V decoder 2 as set addressed location (AU).At this moment, the addressed location (AU) of 2 pairs of inputs of A/V decoder carries out the A/V decode operation, and the A/V decoded result is resolved (Parsing) and the corresponding A/V frame of output.Thus, the user can check the A/V content in playing.
In addition, for making above-mentioned DMB receiving system is that PVR detects each pattern corresponding recording time or reproduction time moves a kind of timer, but in the prior art, owing to use and record (or broadcast) situation or recorded the stream of (or broadcast), particularly irrelevant and the timer of action can't accurately detect recording time and reproduction time with the accepting state that transmits stream etc.
Summary of the invention
For solving above-mentioned problems of the prior art, the object of the present invention is to provide a kind of receiving system of DMB, when making DMB, can detect recording time and reproduction time more accurately with the recording or play of audio/video signal.
And, another object of the present invention is to provide a kind of method that detects recording time and reproduction time, make when in the DMB receiving system, carrying out the recording or play of audio/video signal, can detect recording time and reproduction time more accurately.
In order to achieve the above object, the invention provides a kind of receiving system of DMB, comprising: system decoder, the transmission stream of DMB is decoded and exported corresponding addressed location (AU); Addressed location counter (counter) is counted the addressed location of exporting in the described system decoder (AU); The A/V decoder, the addressed location (AU) that described system decoder is exported carries out the A/V decoding, the addressed location of A/V decoding is resolved A/V frame of (parsing) and output correspondence; Frame counter is counted the described A/V frame of described A/V decoder output.
Described system decoder carries out channel-decoding to described transmission stream.
Described system decoder is decoded to described transmission stream and is stored corresponding transmission packets of information.
Also be provided with another addressed location counter that the addressed location of A/V decoding is counted.
Described addressed location counter is counted the addressed location of above-mentioned A/V decoding again.
Also be provided with processor among the present invention, described processor is controlled the action of described addressed location counter and frame counter according to the pattern of described receiving system.Wherein, described processor calculates some recording time and the reproduction time from the count results of described addressed location counter and frame counter.
When described receiving system is under the situation of recording mode, and described processor will be from the described recording time of some calculating the count results of the count results of described addressed location counter and frame counter.
When described receiving system is under the situation of play mode, and described processor will be from the described reproduction time of some calculating the count results of the count results of described addressed location counter and frame counter.
Described receiving system is PVR.
The invention provides the method that detects recording time in the receiving system of a kind of DMB, in the receiving system of DMB, comprise following several steps: the transmission stream to described DMB is decoded, and the output step of corresponding addressed location (AU) with it; The step that described addressed location (AU) is counted; Calculate the step of recording time from count results.
Also comprise: described transmission stream is decoded and stored the step of with it corresponding transmission packets of information.
The present invention also provides the method that detects recording time in the receiving system of a kind of DMB, and in the receiving system of DMB, comprise following several steps: the transmission stream to described DMB is decoded, and the output step of corresponding addressed location (AU) with it; (AU) resolves (Parsing) to described addressed location, and exports the step of corresponding with it A/V frame; The step that described A/V frame is counted; Calculate the step of recording time from count results.
Also comprise: described transmission stream is decoded and stored the step of with it corresponding transmission packets of information.
The invention provides the method that detects reproduction time in the receiving system of a kind of DMB, in the receiving system of DMB, comprise following several steps: the transmission stream to described DMB is decoded, and the storage step of corresponding transmission packets of information with it; The described transmission packets of information of storage is outputed to the step of addressed location (AU); The step that described addressed location (AU) is counted; Calculate the step of reproduction time from count results.
The present invention also provides the method that detects reproduction time in the receiving system of a kind of DMB, and in the receiving system of DMB, comprise following several steps: the transmission stream to described DMB is decoded, and the storage step of corresponding transmission packets of information with it; The transmission packets of information of storage is outputed to the step of addressed location (AU); Described addressed location (AU) is carried out A/V decoding, and the step that the addressed location of correspondence decoding is counted; Calculate the step of reproduction time from count results.
The present invention also provides the method that detects reproduction time in the receiving system of a kind of DMB, and in the receiving system of DMB, comprise following several steps: the transmission stream to described DMB is decoded, and the storage step of corresponding transmission packets of information with it; The described transmission packets of information of storage is outputed to the step of addressed location (AU); (AU) resolves (Parsing) to described addressed location, and exports the step of corresponding with it A/V frame; The step that described A/V frame is counted; Calculate the step of reproduction time from count results.
According to aforesaid the present invention, the stream of considering to record (or broadcast) situation among the present invention or having recorded (or broadcast), the accepting state etc. that particularly transmits stream is at each section detection recording time and reproduction time, make and during with the recording or play of audio/video signal, can accurately detect required recording time and reproduction time at DMB.
Description of drawings
Fig. 1 is the block diagram of simple structure of the receiving system of general DMB of the prior art (DMB);
Fig. 2 is the block diagram of part-structure of the receiving system of the DMB (DMB) among the present invention;
Fig. 3 is the schematic diagram that detects the step of recording time in the receiving system of the DMB (DMB) among the present invention;
Fig. 4 is the schematic diagram of an embodiment that detects the step of reproduction time in the receiving system of DMB (DMB);
Fig. 5 is the schematic diagram of the 2nd embodiment that detects the step of reproduction time in the receiving system of DMB (DMB);
Fig. 6 is the schematic diagram of the 3rd embodiment that detects the step of reproduction time in the receiving system of DMB (DMB).
Embodiment
Structure and effect to embodiment among the present invention describes with reference to the accompanying drawings, illustrate in the accompanying drawing and structure of the present invention and effect by description of drawings have at least an embodiment to describe, but basic fundamental thought of the present invention and core texture and effect are not the embodiment that is defined in following explanation.
Fig. 2 is the block diagram of part-structure of the receiving system of the DMB (DMB) among the present invention.Wherein, the receiving system of the DMB among the present invention PVR preferably.
With reference to accompanying drawing 2, comprise in the DMB receiving system of the present invention: system decoder (system decoder) 10 and A/V decoder 20, storage medium 30, addressed location (AU) counter 40 and frame counter 50.
Wherein, 10 pairs of described system decoders (system decoder) transmit stream (transmissionstream) and decode, system decoder 10 outputs to addressed location (AU) in the A/V decoder 20 as decoded result, and simultaneously, system decoder 10 is carried out the channel-decoding operation.
System decoder 10 is made of decoder chip, preferably uses the MPEG-2 decoder chip as the standard of digital video transit area.And, be provided with processor in the decoder chip among the present invention, described processor has the storage of data and search function, and outside the output function of A/V decoder 20, also control is following with the addressed location counter 40 that illustrates, the action of frame counter 50, and calculates recording time and/or reproduction time according to the count results of addressed location counter 40, frame counter 50.
The addressed location (AU) of 20 pairs of inputs of described A/V decoder carries out the A/V decoding and generates the corresponding addressed location of decoding (AU), and it is resolved the corresponding with it A/V frame (frame) of (Parsing) back output again.
Described A/V frame will be exported by display unit (being generally liquid crystal indicator (LCD)).
Described storage medium 30 storage system decoders 10 decoded results, particularly, storage medium 30 storages and the corresponding transmission packets of information (packet) of transmission stream decode operation are as the storage medium 30 general hard disks (Hard drive) that use.
The addressed location (AU) of 40 pairs of system decoders of described addressed location (AU) counter, 10 outputs is counted (Counting).And the corresponding addressed location (AU) of decoding of A/V decoding of 40 pairs of A/V decoders 20 of addressed location (AU) counter is counted.
But, as additional embodiment of the present invention, the inside of described A/V decoder 20 preferably also is provided with other addressed location (AU) counter (not shown), and described addressed location (AU) counter of She Zhiing will be counted the corresponding addressed location (AU) of decoding of A/V decoding of A/V decoder 20 in addition.
The A/V frame of 50 pairs of A/V decoders of described frame counter, 20 outputs is counted.
And, the DMB receiving system in the invention described above, that is, PVR moves with recording mode and play mode.
1. recording mode
10 pairs of system decoders (system decoder) transmit stream (transmission stream) and decode, and the addressed location (AU) of correspondence is outputed to A/V decoder 20.Simultaneously, system decoder 10 is stored in the transmission packets of information of decode operation correspondence in the storage medium 30.
And addressed location (AU) counter 40 will be counted the addressed location (AU) that system decoder (system decoder) 10 outputs to A/V decoder 20.
Simultaneously, the addressed location (AU) of 20 pairs of inputs of described A/V decoder carries out the A/V decoding, and the A/V decoded result is resolved (Parsing) and the corresponding A/V frame of output.Subsequently, the A/V frame of 50 pairs of A/V decoders of described frame counter, 20 outputs is counted.
Thus, the user can check the A/V content in recording.And, the some calculating recording time of the processor of described system decoder (systemdecoder) 10 from the count results of addressed location counter 40, frame counter 50.
2. play mode
The transmission packets of information of storage in system decoder (system decoder) the 10 retrieve stored media 30, and its result for retrieval outputed to A/V decoder 20 as set addressed location (AU).
And described addressed location (AU) counter 40 will be counted the addressed location (AU) that system decoder (system decoder) 10 outputs to A/V decoder 20.
In addition, the addressed location (AU) of 20 pairs of inputs of described A/V decoder carries out the A/V decode operation, and the corresponding addressed location (AU) of decoding of A/V decoding of 40 pairs of A/V decoders 20 of addressed location (AU) counter is counted.
Then, 20 pairs of A/V decoded results of described A/V decoder are resolved (Parsing) and the corresponding A/V frame of output.
Simultaneously, described frame counter 50 will be counted the A/V frame of A/V decoder 20 outputs.
Thus, the user can check the A/V content in recording.And, the some calculating reproduction time of the processor of system decoder (systemdecoder) 10 from the count results of addressed location counter 40, frame counter 50.
Below the step that detects recording time and/or reproduction time in the DMB receiving system of the invention described above is described in detail.
Fig. 3 is the schematic diagram that detects the step of recording time in the receiving system of the DMB (DMB) among the present invention.
With reference to accompanying drawing 3, in the receiving system of above-mentioned DMB, system decoder (system decoder) receives the transmission stream (seeing step S10) of DMB.
Then, described system decoder is decoded (seeing step S11) to the transmission stream that receives, and at this moment, described system decoder is carried out the channel-decoding operation to described transmission stream.
Subsequently, described system decoder will output in the A/V decoder as the addressed location (AU) of the decoded result that transmits stream, and at this moment, addressed location (AU) counter will be counted (seeing step S12) to the addressed location (AU) of system decoder output.
The transmission packets of information corresponding with the decoded result of the transmission stream that receives will be stored in the storage medium.
Then, the processor that is provided with in the described system decoder will calculate recording time (seeing step S13) from the count results of described addressed location counter.
Simultaneously, the A/V decoder carries out the A/V decoding to the addressed location (AU) of input, and the A/V decoded result is resolved (Parsing) and the corresponding A/V frame (seeing step S14, S15) of output.
As the additional embodiment of the detection recording time among the present invention, in the present invention, the A/V frame of above-mentioned A/V decoder output is counted, and calculated recording time again by count results.
Fig. 4 is the schematic diagram of an embodiment that detects the step of reproduction time in the receiving system of DMB (DMB).
With reference to accompanying drawing 4, in the relevant receiving system of DMB, when system decoder (system decoder) receives the transmission stream of DMB, suppose that A/V content record with user's requirement correspondence is in storage medium.Thus, described system decoder is decoded to the transmission stream in preceding reception, and the transmission stream of correspondence is stored in the storage medium.
Subsequently, when the user asks to play the A/V content of storage, described system decoder will read the corresponding transmission packets of information (seeing step S20) of storing in the storage medium.
Then, system decoder is decoded to the transmission packets of information that reads, and will output in the A/V decoder as the addressed location (AU) of decoded result and (see step S21).At this moment, addressed location (AU) counter will be counted (seeing step S22) to the addressed location (AU) of described system decoder output.
Simultaneously, the processor that is provided with in the described system decoder will calculate reproduction time (seeing step S23) from the count results of described addressed location counter.
In addition, described A/V decoder carries out the A/V decoding to the addressed location (AU) of input, and the A/V decoded result is resolved (Parsing) and the corresponding A/V frame (seeing step S24, S25) of output.
Fig. 5 is the schematic diagram of the 2nd embodiment that detects the step of reproduction time in the receiving system of DMB (DMB).
With reference to accompanying drawing 5, in the receiving system of DMB, when system decoder (system decoder) receives transmission when stream of DMB, suppose that A/V content record with user's requirement correspondence is in storage medium.Thus, described system decoder is decoded to the transmission stream in preceding reception, and the transmission stream of correspondence is stored in the storage medium.
Subsequently, when the user asks to play the A/V content of storage, described system decoder will read the corresponding transmission packets of information (seeing step S30) of storing in the storage medium.
Then, system decoder is decoded to the transmission packets of information that reads, and will output in the A/V decoder as the addressed location (AU) of decoded result and (see step S31).
At this moment, the A/V decoder carries out A/V decoding (seeing step S32) to the addressed location (AU) of input, and the A/V decoded result is resolved (Parsing) and the corresponding A/V frame (seeing step S35) of output.
In addition, before the corresponding addressed location (AU) of decoding of A/V decoding of described A/V decoder is resolved, addressed location (AU) counter will be counted (seeing step S33) to the corresponding addressed location (AU) of decoding of A/V decoding of A/V decoder.At this moment, the processor that is provided with in the described system decoder will calculate reproduction time (seeing step S34) from the count results of addressed location counter.
Fig. 6 is the schematic diagram of the 3rd embodiment that detects the step of reproduction time in the receiving system of DMB (DMB).
With reference to accompanying drawing 6, in the receiving system of DMB, when system decoder (system decoder) receives transmission when stream of DMB, suppose that A/V content record with user's requirement correspondence is in storage medium.Thus, described system decoder is decoded to the transmission stream in preceding reception, and the transmission stream of correspondence is stored in the storage medium.
Subsequently, when the user asks to play the A/V content of storage, described system decoder will read the corresponding transmission packets of information (seeing step S40) of storing in the storage medium.
Then, system decoder is decoded to the transmission packets of information that reads, and will output in the A/V decoder as the addressed location (AU) of decoded result and (see step S41).
At this moment, the A/V decoder carries out A/V decoding (seeing step S42) to the addressed location (AU) of input, and the A/V decoded result is resolved (Parsing) and the corresponding A/V frame (seeing step S43) of output.
Then, frame counter is counted the A/V frame of A/V decoder output.At this moment, the processor that is provided with in the described system decoder will calculate reproduction time (seeing step S45) from the count results of frame counter.
The foregoing description only is used to illustrate the present invention, but not is used to limit the present invention.

Claims (17)

1. a method that detects recording time in the relevant receiving system of DMB, is characterized in that, comprises following several steps:
Transmission stream to described DMB is decoded, and exports the step of corresponding with it addressed location;
The step that described addressed location is counted;
Calculate the step of recording time from count results.
2. the method for detection recording time according to claim 1 is characterized in that, also comprises: described transmission stream is decoded and stored the step of with it corresponding transmission packets of information.
3. a method that detects recording time in the relevant receiving system of DMB, is characterized in that, comprises following several steps:
Transmission stream to described DMB is decoded, and exports the step of corresponding with it addressed location;
Described addressed location is resolved, and export the step of corresponding audio with it and/or frame of video;
The step that described audio frequency and/or frame of video are counted;
Calculate the step of recording time from count results.
4. the method for detection recording time according to claim 3 is characterized in that, also comprises: described transmission stream is decoded and stored the step of with it corresponding transmission packets of information.
5. a method that detects reproduction time in the relevant receiving system of DMB, is characterized in that, comprises following several steps:
Transmission stream to described DMB is decoded, and stores the step of corresponding with it transmission packets of information;
The described transmission packets of information of storage is outputed to the step of addressed location;
The step that described addressed location is counted;
Calculate the step of reproduction time from count results.
6. a method that detects reproduction time in the relevant receiving system of DMB, is characterized in that, comprises following several steps:
Transmission stream to described DMB is decoded, and stores the step of corresponding with it transmission packets of information;
The described transmission packets of information of storage is outputed to the step of addressed location;
Described addressed location is carried out audio frequency and/or video decode, and the step that the addressed location that correspondence is decoded is counted;
Calculate the step of reproduction time from count results.
7. a method that detects reproduction time in the relevant receiving system of DMB, is characterized in that, comprises following several steps:
Transmission stream to described DMB is decoded, and stores the step of corresponding with it transmission packets of information;
The described transmission packets of information of storage is outputed to the step of addressed location;
Described addressed location is resolved, and export the step of corresponding audio with it and/or frame of video;
The step that described audio frequency and/or frame of video are counted;
Calculate the step of reproduction time from count results.
8. the receiving system of a DMB is characterized in that, comprising:
System decoder is decoded and is exported corresponding addressed location the transmission stream of DMB;
The addressed location counter is counted the addressed location of exporting in the described system decoder;
Audio frequency and/or Video Decoder, the addressed location that described system decoder is exported carries out audio frequency and/or video decode, and corresponding audio and/or frame of video are resolved and exported to the addressed location of audio frequency and/or video decode;
Frame counter is counted the described audio frequency and/or the frame of video of described audio frequency and/or Video Decoder output.
9. the receiving system of DMB according to claim 8, it is characterized in that: described system decoder carries out channel-decoding to described transmission stream.
10. the receiving system of DMB according to claim 8 is characterized in that: described system decoder is decoded to described transmission stream and is stored corresponding transmission packets of information.
11. the receiving system of DMB according to claim 8 is characterized in that, also comprises: another addressed location counter, the addressed location of audio frequency and/or video decode is counted.
12. the receiving system of DMB according to claim 8 is characterized in that: described addressed location counter is counted the addressed location of above-mentioned audio frequency and/or video decode again.
13. the receiving system of DMB according to claim 8 is characterized in that, also comprises processor, described processor is controlled the action of described addressed location counter and frame counter according to the pattern of described receiving system.
14. the receiving system of DMB according to claim 13 is characterized in that, described processor calculates some recording time and the reproduction time from the count results of described addressed location counter and frame counter.
15. the receiving system of DMB according to claim 14, it is characterized in that, also be provided with: be under the situation of recording mode when described receiving system, described processor will be from the described recording time of some calculating the count results of the count results of described addressed location counter and frame counter.
16. the receiving system of DMB according to claim 14, it is characterized in that, when described receiving system is under the situation of play mode, and described processor will be from the described reproduction time of some calculating the count results of the count results of described addressed location counter and frame counter.
17. the receiving system of DMB according to claim 8 is characterized in that, described receiving system is personal video recorder.
CNA2006100726235A 2005-05-04 2006-04-05 Receiving device of digital multimedia broadcast and method for checking recording and broadcasting time Pending CN1859578A (en)

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KR1020050037538A KR100720584B1 (en) 2005-05-04 2005-05-04 Apparatus for receiving DMB, method for measuring recording time and play time in the same
KR1020050037538 2005-05-04

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KR101044947B1 (en) 2007-01-15 2011-06-28 삼성전자주식회사 Method for reproducing image data stream and adaptively controlling transmission thereof

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JPH07130149A (en) * 1993-10-29 1995-05-19 Toshiba Corp Reproducing device with time displaying function
KR0154005B1 (en) * 1995-03-16 1998-11-16 배순훈 Apparatus for generating the presentation time stamp in the system encoder
JP3949996B2 (en) * 2002-03-05 2007-07-25 三洋電機株式会社 Information recording apparatus, information reproducing apparatus, information recording method, information reproducing method, information recording program, information reproducing program, and information recording medium

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