WO1998005160A1 - Decoder and decoding method - Google Patents
Decoder and decoding method Download PDFInfo
- Publication number
- WO1998005160A1 WO1998005160A1 PCT/JP1997/002588 JP9702588W WO9805160A1 WO 1998005160 A1 WO1998005160 A1 WO 1998005160A1 JP 9702588 W JP9702588 W JP 9702588W WO 9805160 A1 WO9805160 A1 WO 9805160A1
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- WIPO (PCT)
- Prior art keywords
- image
- display
- input signals
- decoding device
- signal
- Prior art date
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
- H04N5/445—Receiver circuitry for the reception of television signals according to analogue transmission standards for displaying additional information
- H04N5/45—Picture in picture, e.g. displaying simultaneously another television channel in a region of the screen
Definitions
- the present invention relates to a decoding device and a decoding method, and is particularly suitable for application to a decoding device and a decoding method of an image receiving device that displays a plurality of screens on the same screen.
- a first video signal S 1 and a first audio signal S 10 obtained by selecting a television signal received by an antenna 2 by a tuner 3 and a VTR or the like.
- the second video signal S2 and the second audio signal S20 supplied from the second input source through the terminal EX are supplied to the switch SW1.
- the switch SW1 is controlled by the microprocessor 5 to control either one of the first video signal S1 and the first audio signal S10 or the second video signal S2 and the second audio signal S20.
- the input signal is selected as the main video signal SA and sent to the video processor 6 and the microprocessor 5.
- the video processor 6 After separating the main video signal SA from the horizontal synchronization signal SH and the vertical synchronization signal SV, the video processor 6 sends the main video signal SA to the CRT 7, and outputs the horizontal synchronization signal SH and the vertical synchronization signal SV to the microprocessor 5 And a deflection circuit 8 for driving a CRT 7.
- the microprocessor 5 uses the caption vision decoder 9 to decode closed caption data, which is a caption signal added to the main video signal SA.
- the caption vision 'decoder 9 decodes the XDS (EDS) (Extended Data Service) signal added to the main video signal SA.
- the XDS signal is a bucket-form signal transmitted in an interleaved manner in the gap between the closed caption data, and can transmit various data such as a program start time and contents.
- the XDS signal is used to regulate the screen display of television broadcast programs for which viewing of minors is undesirable.
- the broadcasting station evaluates the recommended viewing age for the content of each program in advance, and transmits a code (Rating) relating to the viewing age as an XDS signal. Also, the receiver sets a level related to the age of the viewer, compares this level with the transmitted code, and displays the broadcast program on the screen only when the specified conditions are met. Is what you can do.
- the microprocessor 5 compares the rating stage set by the user with the rating stage set and transmitted by the broadcasting station, and controls the display of the program based on the comparison result.
- the rating here is a grading evaluation that originally judge whether or not the content of expression such as extreme violence scenes in a movie should restrict viewing to minors.
- the screening is based on ratings and imposes restrictions such as age restrictions.
- the caption vision decoder 9 in the microprocessor 5 decodes the XDS signal and compares it with the stage set by the user. As a result of the comparison, when the predetermined condition is not satisfied, a control signal YS for controlling the screen display is generated and supplied to the video processor 6.
- the caption vision decoder 9 also sends the closed caption signal S A2, which is a closed caption .data of the main video signal S A into an image signal, to the video processor 6.
- the video processor 6 converts the main video signal SA into R, G, and B primary color signals, and executes on / off control of the main image screen display based on the control signal YS.
- the caption vision decoder 9 is provided in the television receiver 1. Therefore, for example, an image signal obtained from two or more input sources can be displayed as a so-called parent-child screen (main screen, sub-screen) on the same screen.
- a television receiver having a multi-picture function for displaying can decode closed caption data and XDS data only for the main video signal SA, but can decode closed caption data and XDS data for sub-images. Can not do it.
- the screen display restriction is effective only for the main image, and the sub-image for which the XDS data is not decoded is displayed without restriction.
- Problem. Therefore, as a solution to such a problem for example, by providing two caption vision decoders, the closed caption data and the XDS data for each of the main video signal SA and the sub video signal SB can be decoded. There is a problem that the cost is too high in this case. Disclosure of the invention
- the present invention has been made in consideration of the above points, and has a simple configuration in which a plurality of input signals are displayed on the same screen and each screen display control can be individually performed according to additional information of each input signal.
- the present invention proposes a decoding device and a decoding method.
- an image display means for generating a plurality of images corresponding to the plurality of input signals from a plurality of input signals having additional information and displaying the images on the same screen;
- a switching means for switching input signals at a predetermined switching timing and sequentially inputting the signals; and an additional means for detecting and decoding additional information included in each of the plurality of input signals sequentially input from the switching means.
- Display control means for individually controlling the display of images.
- the plurality of images are generated based on a plurality of input signals input simultaneously and displayed on the same screen, the plurality of input signals are switched at a predetermined switching timing and sequentially transmitted to the additional information decoding means.
- the display of a plurality of images can be individually controlled according to the corresponding plurality of additional information.
- FIG. 1 is a block diagram showing a configuration of a conventional television receiver.
- FIG. 2 is a block diagram showing an overall configuration of a television receiver according to the present invention.
- FIG. 3 is a schematic diagram showing an example of image display.
- FIG. 4 is a schematic diagram showing the configuration of the YUV switch.
- FIG. 5 is a block diagram showing the overall configuration of a television receiver according to another embodiment.
- FIG. 6 is a schematic diagram illustrating a screen display example according to another embodiment. BEST MODE FOR CARRYING OUT THE INVENTION
- reference numeral 10 denotes a television receiver as a whole, and when a television signal received by an antenna 2 is sent to a tuner 3, A desired broadcast station is selected by the control signal SC1 transmitted from the microprocessor 5 based on the operation of 1, and the first video signal S1 and the first audio signal S10 are sent to the switch SW1. Sent out.
- the second video signal S2 and the second audio signal S20 input from a second input source such as a VTR through the external terminal EX are sent to the switch SW1.
- the switch SW1 selects one of an input signal from the tuner 3 and an input signal from the VTR under the control of the microprocessor 5 through the internal control bus CB.
- the sound signal selected by the switch SW1 is controlled by the control signal SC10 output from the microprocessor 5 via the internal control bus CB via the audio processor 12 via the audio processor 12 to control the bass, treble, left / right balance, surround effect, and volume. After the adjustment is performed, the sound is amplified by the amplifier circuit 13 and output from the speed 14.
- the microprocessor 5 controls the switch SW1 through the internal control bus CB based on the user's operation of the remote control device 11, and outputs either the first video signal S1 or the second video signal S2.
- One of the input signals is selected as the main video signal SA and sent to the video processor 6, and the input signal of either the first video signal S1 or the second video signal S2 is pictured as the sub-video signal SB.
- the picture is sent to the picture processor 17 via the mute 16.
- the main video signal S A is input to the video processor 6 via the switch SW 1, while the sub video signal SB is input from the picture “in” picture processor 17 via the character generator 18.
- the video processor 6 separates the main video signal SA from the synchronization signal composed of the horizontal synchronization signal SH and the vertical synchronization signal SV, and then sends the main video signal SA and the synchronization signal to the CRT 7 and the deflection circuit 8, respectively. I do. Then, the R, G, and B signals of the output signal of the video processor 6 are scanned by the deflection circuit 8 in synchronization with the horizontal synchronization signal SH and the vertical synchronization signal SV, and are displayed on the CRT 7. At this time, the image displayed on the CRT 7 is adjusted by controlling the video processor 6 from the microprocessor 5 via the internal control bus CB. Further, the video processor 6 sends the horizontal synchronizing signal SH and the vertical synchronizing signal SV to the microprocessor 5 and the picture-in-picture processor 17, respectively.
- the picture-in-picture processor 17 generates a sub-image consisting of the Y, U, and V signals of the sub-video signal SB according to the control signal SC 10 output from the microprocessor 5 through the internal control bus CB, as a character generator 18. Output to the video processor 6 via.
- the video processor 6 inserts a sub-image into a part of the main image.
- the R, G, and B signals output from the video processor 6 are scanned by the deflection circuit 8 in synchronization with the horizontal synchronizing signal SH and the vertical synchronizing signal SV, and are displayed on a CRT 7.
- a sub-image P2 smaller than the main image P1 is inserted into a part of the main image P1 on the display screen of the CRT.
- the video processor 6 synchronizes the caption vision of the main screen with the horizontal synchronization signal SH and the vertical synchronization signal SV according to the control signal YS from the microprocessor 5 so that the caption vision is displayed at a desired screen position on the CRT 7. It has been done.
- the character generator 18 is adapted to input the caption vision of the sub-image to a desired screen position of the sub-image in accordance with the control signal SC 10 output from the microprocessor 5 through the internal control bus CB. ing.
- the output signal of the character generator 18 into which characters such as the caption vision and the channel number of the sub-image are inserted is sent to the video processor 6.
- the sub-image P 2 number of channels that are tuned as the sub-picture P 2 is displayed as a channel number character P C 2.
- the character generator 18 uses the control signal SC 10 from the microprocessor 5 to set the channel number of the main image P 1 tuned at this time as the channel number character PC 1 and the main image P 1 Partially displayed.
- the microprocessor 5 switches the switch SW 2 by the switching control signal SC 15 generated by the control signal generator 19 to alternately capture the main video signal SA and the sub video signal SB. Send to Vision decoder 'Decoder 9.
- the microprocessor 5 first counts the horizontal synchronization signal SH of the main video signal SA selected via the switch SW2 from the detection of the vertical synchronization signal SV, and reaches the 21st line (21 line). At this point, a control signal SC15 is generated to switch the switch SW2, and the switch SW2 is switched to the sub-video signal SB.
- the microprocessor 5 counts the horizontal synchronization signal SH of the sub video signal SB switched from the main video signal SA from the position where the vertical synchronization signal SV is detected, and when it reaches 21 lines, the control signal generation unit 1 The control signal SC 15 is generated again from 9, and control is performed so that the switch SW2 is switched to the main video signal SA.
- the microprocessor 5 repeatedly executes the above-described switching control on the switch SW2.
- the microphone opening processor 5 switches the main video signal SA and the sub video signal SB from the main video signal SA and the sub video signal SB which are switched and input alternately by the control signal generator i9 in the caption vision decoder 9. It detects and decodes the screen display restriction data set in the XDS signals SX 1 and SX 2 transmitted on the 21st line of field 2 of signal SB.
- the XDS data is packetized data in field 2, line 21 of the television signal, and is used to provide a data service as additional information of the video signal.
- the caption vision decoder 9 decodes the XDS signals SX1 and SX2 added to the main video signal SA and the sub-video signal SB, respectively, to display the screen added to the XDS signals SX1 and SX2. Restriction data is detected, and the rating set in advance for the main image and sub-image on the transmission side is determined. I do.
- the microprocessor 5 compares the rating determination result of each main image and sub-image by the caption vision decoder 9 with the rating data previously set by the user in the microprocessor 5 on the receiving side. Then, the microprocessor 5 generates control signals SC20 and SC21 for controlling the screen display regulation of the main image and the sub-image based on the comparison result, and supplies them to the picture mute 16 and the OR circuit 21 respectively. Send out.
- the picture mute 16 has a function of setting the sub-video signal SB sent from the switch SW1 to the picture-in-picture processor 6 to a black level, and is controlled by a control signal SC20 output from the microprocessor 5. On Z off Controlled.
- the OR circuit 21 also performs a logical OR operation between the main image screen display timing by the control signal SC 21 sent from the microprocessor 5 and the sub-image screen display timing sent from the picture-in-picture processor 6. (OR) is sent as a control signal SC22 to the YUV switch SW10 of the video processor 6 as shown in FIG.
- the YUV switch SW10 switches between the main video signal S A and the sub video signal S B according to the control signal SC 22 and outputs the same to the CRT 7.o
- the microprocessor 5 sets the video signal of the main image to black level and turns off the control signal SC 21 which turns off the output. To send to.
- the YUV switch SW 10 is set to remain in the state of being switched to the sub-image side during the period of the main image screen display restriction, and as shown in FIG. 3 (B), the main image P The portion where 1 is displayed is restricted to black display, and only the portion where the sub-image P2 is displayed is displayed.
- the microprocessor 5 sends the control signal SC 10 to the audio processor 12 so that the sound output from the speaker 14 corresponding to the main image P 1 in a state where the normal display is not restricted is processed. Display of main image P1 Controlled to output stop state according to regulation.
- the sound of the sub image P2 may be output instead of the sound of the main image P1 (however, only when the display of the sub image is not restricted).
- the character 'generator 18 when the main image P1 is regulated to be displayed in black, the character 'generator 18 generates a part of the main image P1 displayed on the CRT 7 by the control signal SC10 supplied from the microprocessor 5. By displaying the rating display character Pc3 , it is possible to view and recognize that the display of the main image P1 is restricted.
- the picture mute is turned on by the control signal SC 20 output from the microprocessor 5 to the picture mute 16, and the picture is sent to the picture-in-picture processor 6.
- the YUV switch SW10 switches the main video signal SA and the sub-video signal SB according to the control signal SC22 and sends them to the CRT7, so that the display screen of the CRT7 is displayed as shown in FIG.
- the main screen P1 based on the main video signal SA is displayed, and the sub-image P2 restricted to the black level by the picture mute 16 is displayed on a part of the main screen P1. Is done.
- the character generator 18 is supplied from the microprocessor 5 By the control signal SC 1 0 that is, by displaying a rating display character P c 4 a part of the sub-image P 2, which are restricted to the black level, the viewer that the indication regulated the sub-picture P 2 force Can be recognized.
- the display even when the sub-picture P 2 is displayed regulated by the control signal SC 1 0 character GETS Nere evening 1 8 supplied from the microprocessor 5, the channel display character P C2 in the sub-image P 2
- the channel display character P C2 in the sub-image P 2 By doing so, even if the sub-image P2 is restricted to the black level and the image cannot be seen, the channel number of the sub-image selected at this time can be notified to the viewer o
- the microprocessor 5 When both the main image and the sub-image are to be displayed on the screen, the microprocessor 5 outputs a control signal SC21 for setting the main image output OFF to the OR circuit 21 and the microprocessor 5 outputs a picture signal. Outputs the control signal SC20 to mute 16 to set the picture mute on.
- the YUV switch SW10 is set to remain switched to the sub-image side during the period of main image and sub-image screen display restriction, and the sub-video signal SB is set to the black level.
- the CRT 7 is set so that neither the main image P 1 nor the sub image P 2 is blocked and output.
- the microprocessor 5 sends the control signal SC 10 to the audio processor 12 so that the sound output from the speaker 14 in response to the main image P 1 in a state where normal display is not restricted is processed. The output is stopped in accordance with the display regulation of the main image P1.
- the character generator 18 controls the main image P1 controlled to the black level by the control signal SC10 supplied from the microprocessor 5.
- Display of both the main image P1 and the sub-image P2 is restricted by displaying the rating display characters PC3 and Pc ⁇ on a part of each of the image P1 and the sub-image P2. Can be recognized by the viewer.
- the character generator 18 receives the channel from the main image P1 by the control signal SC10 supplied from the microprocessor 5.
- the main image P 1 and the sub-image P 2 are regulated to the black level so that the respective images cannot be seen. In this state, the channel numbers of the main image and the sub-image selected at this time can be notified to the viewer.
- the microprocessor 5 When displaying both the main image and the sub-image together, the microprocessor 5 outputs a control signal SC21 for setting the output of the main image to the OR circuit 21. At this time, the control signal output from the microprocessor 5 is simultaneously output.
- the picture mute 16 is turned off by the signal SC 20.
- the YUV switch SW 10 turns on the main image and the sub-image based on the horizontal synchronization signal SH and the vertical synchronization signal SV of the main image during the main image and the sub-image screen display. Is switched in synchronization with the timing of. As a result, both the main image P1 and the sub-image P2 are output on the same screen of the CRT 7 as shown in FIG.
- the microprocessor 5 sends a caption vision signal S A 2 of the main image decoded from the closed caption data by the caption vision decoder 9 to the video processor 6. At this time, the microprocessor 5 sends a control signal YS to the video processor 6 for controlling whether or not to display the caption vision.
- the microprocessor 5 uses the control signal SC10 output to the character generator 18 through the internal control bus CB to output the closed caption of the sub-image. Is displayed or not. Sa Further, the microprocessor 5 controls the position of the caption vision display of the sub-image by the control signal SC10 output to the character generator 18 through the internal control bus CB.
- the character generation 18 is performed by synchronizing the caption vision signal SB 2 with the horizontal synchronizing signal SH and the vertical synchronizing signal SV transmitted from the video processor 6 based on the control signal SC 10.
- the display position is controlled to generate a caption vision for the sub-screen based on the caption vision signal SB2.
- the television signal and the video signal are input through the tuner 3 and the terminal EX, respectively, they are selected as the main video signal SA and the sub-video signal SB by the switch SW1, respectively, and the main video signal SA is supplied to the video processor 6. And the sub video signal SB is sent to the picture-in-picture processor 17.
- the main video signal S A and the sub-video signal S B are also branched and transmitted to the switch SW 2 at the same time.
- the main video signal S A and the sub video signal SB are alternately switched under the control of the microprocessor 5 and transmitted to the caption vision decoder 9.
- the microprocessor 5 counts each horizontal synchronization signal SH of the main video signal SA and the sub video signal SB, and controls the switching of the switch SW2 at a timing of every 21 lines from the vertical synchronization signal SV of each field 2.
- the microprocessor 5 detects the vertical synchronization signal SV of the main video signal SA, and then detects a horizontal line of 21 lines from the vertical synchronization signal SV. By counting the synchronization signal SH, the main video signal SA up to the 21st line is taken into the caption vision decoder 9. As a result, the XDS signal SX1 added to the 21st line of field 2 in the main video signal SA is taken into the caption vision decoder 9. When the counting of 21 lines of the main video signal SA is completed, the microprocessor 5 switches the switch SW2 to take the sub-video signal SB into the caption vision decoder 9.
- the microprocessor 5 counts the horizontal synchronization signal SH for 21 lines from the vertical synchronization signal SV, thereby obtaining the sub-line up to the 21st line. Capture video signal SB into CaptionVision 'Decoder 9. As a result, the XDS signal SX2 added to the 21st line of field 2 in the sub video signal SB is taken into the caption vision decoder 9.
- the caption vision decoder 9 alternately decodes the XDS signals SX 1 and SX 2 added to the 21st line in each of the main video signal SA and the sub video signal SB, thereby obtaining the main video signal SA and the sub video signal. Determine the SB screen display restrictions.
- each screen display restriction data set for each of the two video signals (main video signal SA and sub-video signal SB) selected via switch SW1 is repeated in one caption vision decoder 9. It is determined alternately.
- the level of the screen display restriction data added to each of the XDS signals SX1 and SX2 of the main video signal SA and the sub-video signal SB is set according to the image content. Therefore, when the level of each screen display restriction data determined by the caption vision decoder 9 is higher than the level corresponding to the viewing age set by the user in advance, this means that the image corresponding to the screen display restriction data Indicates that the image is undesirable for a viewer younger than the age set by the user. At this time, the microprocessor 5 restricts the display of the image to which the screen display restriction data is added.
- the microprocessor 5 switches the YUV switch SW10 in the video processor 6 to the sub-image side, thereby forcing the portion where the main image is displayed to be black.
- T // 02588 display regulation is such that the level of the display regulation data added to the main video signal SA is equal to or lower than the level corresponding to the viewing age preset by the user in the microphone mouth processor 5. Continue until low.
- the microprocessor 5 forcibly restricts the display of the sub-image to black by the picture mute 16.
- the display regulation for the sub-image is such that the level of the display regulation data added to the sub-video signal SB is the same as or lower than the level corresponding to the viewing age preset by the user in the microprocessor 5. Continue until it becomes.
- the main video signal SA and the sub-video signal SB input from the two input sources are switched by the switch SW2 and transmitted alternately to the caption vision decoder 9.
- the XDS signal SX1 added to the main video signal SA and the XDS signal SX2 added to the sub video signal SB can be detected and decoded. Therefore, the rating relating to the screen display regulation set for each of the signals 31 and SX 2 can be individually determined by the caption vision decoder 9 of one input, and the same as the CRT 7 by the microprocessor 5. It is possible to individually regulate screen display according to each of the video signals SA and SB for both the main image and the sub-image simultaneously displayed on the screen.
- the closed caption data added to the main video signal SA and the sub video signal SB input from the two input sources are switched via the switch SW 2 and supplied alternately to the one-caption vision decoder 9.
- the caption vision data can be individually displayed in the main image and the sub-image displayed on the same screen.
- FIG. As shown in FIG.
- a second tuner 4 is provided in addition to the first
- the two video signals may be selected from the two tuners 3 and 4 and the external terminal EX and sent to the video processor 6 and the picture mute 16 as the main video signal SA and the sub video signal SB, respectively.
- the television broadcast selected by the second tuner 4 is transmitted from a different broadcast station from the television broadcast selected by the first tuner 3. Therefore, the third video signal S 3 and the third audio signal S 30 tuned by the second tuner 4 are sent to the switch SW 1, and a desired video signal is selected in the switch SW 1. Thus, a channel of another station that cannot be selected by the first tuner 3 can be selected.
- the main video signal SA and the sub-video signal SB can be selected from the currently broadcast two channels and the video signal input from the external terminal EX.
- the screen display regulation and caption vision can be individually displayed according to the main video signal SA and the sub video signal SB.
- the present invention can be applied to a case where the main image P1 and the sub-image P2 are displayed side by side in display regions of the same size.
- the present invention can also be applied to the case of displaying on the display screen 7.
- an individual switch is provided for each of three or more images by providing a switch for switching a plurality of inputs of three or more inputs in place of the switch SW2 for switching the two inputs described above with reference to FIG.
- the present invention is not limited to this.
- FIG. 6 (D) shows a state where the display of each image is restricted when the main image P1 and the sub-image P2 are displayed in parallel.
- Data services using XDS signals include 1) various information related to the program, such as the current program start time, elapsed time, and contents, and 2) the program start time, elapsed time, and contents, etc., to be transmitted. There are various information on programs, 3) information on broadcasting stations being broadcast, 4) time information, 5) information on weather and disasters, etc., which can be applied when decoding all of these information.
- closed caption data and XDS signals in addition to closed caption data and XDS signals, it can be widely applied to the decoding of general signal information added to video signals, such as signals superimposed on lines other than text line 21.
- the vertical synchronization signal may be used to switch every field, and the number of horizontal synchronization signal counts can be set arbitrarily other than 21 according to the added position of the transmitted XDS signal.
- the switch SW2 is controlled to switch at high speed by a clock of several tens of megahertz, and the main video signal SA and the sub-video signal SB are alternately read.
- the RAM Random Access Memory
- the added XDS signal is extracted and the caption vision decoder 9 May be decoded.
- 21 lines of the horizontal synchronization signal of the main image and the sub image are stored in the main image buffer and the sub image buffer, respectively, read out from each buffer at a speed higher than the writing speed, and supplied to the microprocessor 5, and 5 may be input to the caption vision decoder 9.
- a television receiver it can be used, for example, when displaying images of a plurality of channels side by side on the same display screen.
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Abstract
Description
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Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
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JP50868898A JP4006764B2 (en) | 1996-07-26 | 1997-07-25 | Image receiving apparatus and image display method |
CA002232154A CA2232154C (en) | 1996-07-26 | 1997-07-25 | Decoder and decoding method |
KR1019980702172A KR19990063705A (en) | 1996-07-26 | 1997-07-25 | Decoder and Decoding Method |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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JP21527796 | 1996-07-26 | ||
JP8/215277 | 1996-07-26 |
Publications (1)
Publication Number | Publication Date |
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WO1998005160A1 true WO1998005160A1 (en) | 1998-02-05 |
Family
ID=16669657
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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PCT/JP1997/002588 WO1998005160A1 (en) | 1996-07-26 | 1997-07-25 | Decoder and decoding method |
Country Status (4)
Country | Link |
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JP (1) | JP4006764B2 (en) |
KR (1) | KR19990063705A (en) |
CA (1) | CA2232154C (en) |
WO (1) | WO1998005160A1 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008067404A (en) * | 1996-12-19 | 2008-03-21 | Thomson Consumer Electronics Inc | Television apparatus |
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Publication number | Priority date | Publication date | Assignee | Title |
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JP2008067404A (en) * | 1996-12-19 | 2008-03-21 | Thomson Consumer Electronics Inc | Television apparatus |
JP2009153180A (en) * | 1996-12-19 | 2009-07-09 | Thomson Consumer Electronics Inc | Television apparatus |
JP4592030B2 (en) * | 1996-12-19 | 2010-12-01 | トムソン コンシユーマ エレクトロニクス インコーポレイテツド | Television equipment |
Also Published As
Publication number | Publication date |
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JP4006764B2 (en) | 2007-11-14 |
CA2232154A1 (en) | 1998-02-05 |
MX9802155A (en) | 1998-08-30 |
CA2232154C (en) | 2007-12-04 |
KR19990063705A (en) | 1999-07-26 |
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