CN100428792C - Digital broadcasting receiving machine - Google Patents
Digital broadcasting receiving machine Download PDFInfo
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- CN100428792C CN100428792C CNB2003101019308A CN200310101930A CN100428792C CN 100428792 C CN100428792 C CN 100428792C CN B2003101019308 A CNB2003101019308 A CN B2003101019308A CN 200310101930 A CN200310101930 A CN 200310101930A CN 100428792 C CN100428792 C CN 100428792C
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- Details Of Television Systems (AREA)
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- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
- Circuits Of Receivers In General (AREA)
- Channel Selection Circuits, Automatic Tuning Circuits (AREA)
Abstract
To provide a broadcast receiver superior in operability for the channel selection. A demultiplexer (3) separates channel list data and a remote controller key ID from digital broadcast waves radiated from a broadcast station. A CPU (13) acquires these data. It relates frequency information and channel lists for receiving the broadcast station to one-touch keys having numbers shown by the remote control key ID. A user pushes down the one-touch key to select one channel, based on a channel list in a memory (14). The user successively pushes down the same one-touch key to select the next channel in the channel list. Similarly, the user selects the next channel in the list every pushing down of the one-touch key. Thus, the user continuously may operate the one-touch key to select desired channels from among a channel group.
Description
Technical field
The present invention relates to receive the digital broadcast receiver of digital broadcast signal.
Background technology
Adopt satellite, surface wave, the digital broadcast receiver that receives the digital broadcast signal is from antenna via satellite, in a plurality of broadcast ripples that terrestrial wave antenna receives, by digital tuner, select to play arbitrarily ripple, handle by multipath conversion, in a plurality of channels from be contained in the broadcast ripple of having selected, select channel arbitrarily, take out the digital signal of the channel of having selected, it is carried out decoding processing, thus the output image voice signal.
But people consider following manner,, in such digital broadcast, play industry operator at each that is, and assignment key (one-touch key, predetermined key etc.) is operated this assignment key, thus, can directly select the channel of required broadcast industry operator.As relevant therewith prior art, have from the key of correspondence regulation and of appointment plays a plurality of channels of industry operator, select the technology (with reference to the open communique of No. 149451/1998 application for a patent for invention of Japan) of a channel.
Summary of the invention
But, in digital broadcast, same broadcast industry operator (same broadcast platform), networks etc. can carry out realizing as one group with various forms, the broadcast of a plurality of channels, such as, can carry out the broadcast of standard image quality, high definition broadcast, radio broadcasting, data playback etc.So if each channel is specified one-touch key, then the quantity of key is expanded, the volume of remote signal transmitter is increased.In addition,, can pass through predetermined key, from a plurality of channels of playing industry operator, select still to be difficult to know whether other situations such as which channel under the situation of a channel even in technology as aforesaid existing document.
In addition, as the technology of aforesaid existing document, even can pass through predetermined key, from a plurality of channels of playing industry operator, select under the situation of a channel, wish to watch other the occasion of channel in these a plurality of channels the user,, change channel the operation of channel rising/decline key, in this occasion, still must transfer to channel rising/decline key with finger tip from predetermined key, the operability of channel is poor.
The present invention be directed to above-mentioned situation and propose, the purpose of the 1st invention is to provide a kind of good digital broadcast receiver of convenience of selection of channel, and the purpose of the 2nd invention provides a kind of good digital broadcast receiver of operability of channel.
In order to solve above-mentioned problem, the digital broadcast receiver of the 1st invention is characterised in that this digital broadcast receiver comprises channel-group and the corresponding mechanism of assignment key that makes through the marshalling processing; Store the mechanism of the channel selection relevant information of above-mentioned channel-group; When assignment key is operated, a channel in this pairing channel-group is carried out the mechanism that channel selection is handled; When this assignment key is operated, show tabulation in the pairing channel-group by picture, the channel of selecting by user's operation is carried out the mechanism that channel selection is handled.
According to such scheme, can pass through assignment key, from channel-group, select a channel, and wish to watch other the occasion of channel in these a plurality of channels the user, can be in the channel-group that is shown in by tabulation in the picture, to select required channel and realize channel selection, the convenience of channel selection is good.
In addition, in order to solve above-mentioned problem, the digital broadcast receiver of above-mentioned the 2nd invention is characterised in that this digital broadcast receiver comprises channel-group and the corresponding mechanism of assignment key that makes through the marshalling processing; Store the mechanism of the channel selection relevant information of above-mentioned channel-group; When assignment key is operated, a channel in this pairing channel-group is carried out the mechanism that channel selection is handled, and this digital broadcast receiver constitutes like this, when above-mentioned assignment key is operated, in pairing channel-group, select other channel successively.
According to such scheme, can pass through assignment key, in a plurality of channels from channel-group, select a channel, and wish to watch other the occasion of channel in these a plurality of channels, if to this assignment key repeatable operation the user, then realize this hope, the operability of channel selection is good.
In addition, in the 1st invention, also can carry out channel selection reception image demonstration and above-mentioned tabulation and show that the mode of these two kinds of demonstrations constitutes according to first operation by assignment key.Perhaps, also can constitute like this, that is,, only carry out channel selection and receive the image demonstration,, receive on the image, carry out above-mentioned tabulation and show by the 2nd time continuous later operation by the first operation of assignment key.
Also can constitute like this, that is, by user's operation, the cursor position on the display list moves, and determines operation, thus, selects the channel of the position at this cursor place.Perhaps, also can constitute like this, that is, in display list, specify the number of expression channel, the user imports this number, thus, selects channel.
The marshalling of channel-group is handled preferably, corresponding same broadcast industry operator, and any in consolidated network and the same transport stream carried out.In addition, make channel-group and the corresponding processing of assignment key handled through marshalling, also can constitute like this, that is,, carry out at assignment key with the number shown in this ID according to the teleswitch ID that is contained in the digital broadcast ripple.In addition, make channel-group and the corresponding processing of assignment key handled through marshalling, also can constitute like this, that is, carry out at the assignment key of the number by user's appointment.
The marshalling of the channel-group in the 2nd invention is handled also and can be formed according to the mode identical with the 1st invention, also can form like this, promptly, in the channel-group of handling through marshalling, the last channel of selecting of storage, then when organizing corresponding assignment key and operate, select the above-mentioned channel of selection at last initial with this.In addition, this receiver also can comprise following mechanism, and this mechanism shows the tabulation of the channel-group of handling through marshalling by picture, and distinguishes selected channel and other channel by the user.
As described above, according to the 1st invention, can pass through assignment key, a plurality of channels in organizing, select a channel, and wish to watch other the occasion of channel in these a plurality of channels the user, can be in the channel-group that is shown in by tabulation in the picture, select required channel, the convenience of channel selection is good.
In addition, according to the 2nd invention, realize following effect, that is, can pass through assignment key, a plurality of channels in organizing, select a channel, and wish to watch other the occasion of channel in these a plurality of channels, if repeatedly this assignment key is operated the user, just realize this hope, the operability of channel selection is good.
Description of drawings
Fig. 1 is the block diagram of the digital broadcast receiver of expression embodiments of the invention;
Fig. 2 shows the key diagram of the state of channel list for expression;
Fig. 3 shakes the plane graph of control sender unit for expression;
Fig. 4 (a) and Fig. 4 (b) singly touch the key diagram of setting menu screen for expression;
Fig. 5 (a) and Fig. 5 (b) are for being illustrated in the key diagram that screen displayed has the state of the channel list that belongs to group.
Embodiment
According to Fig. 1～Fig. 5, embodiments of the invention are described below.Fig. 1 is the block diagram of the digital broadcast receiver of the present embodiment of expression reception surface wave digital broadcast signal, Fig. 2 is the key diagram of expression tabulation picture displayed, Fig. 3 is the plane graph that shakes the control sender unit, and Fig. 4 singly touches the key diagram of setting the menu screen example for expression.Fig. 5 shows the key diagram of the channel list that belongs to group for expression.
In Fig. 1, terrestrial wave antenna 1 towards the prescribed direction setting, receives surface wave digital broadcast signal without.The signal that this terrestrial wave antenna 1 will receive offers surface wave digital tuner 2.
Above-mentioned surface wave digital tuner 2 takes out the signal of characteristic frequency from the high-frequency digital modulation signal with video/audio data.This surface wave tuner 2 has demodulator circuit, reverse interleaved circuit, error correction circuit etc., thus, the digital modulation signals of having selected is carried out demodulation process, output transport stream.
Multipath conversion processor (Demultiplexer) 3 is separated into video flowing, audio stream, the PSI/SI (Program Specific Information/SerVice Information) of MPEG2 (MoVing Picture Experts Group2) with above-mentioned transport stream.This multipath conversion processor 3 offers AV decoder 4 with video flowing and audio stream, and programme information of containing among the PSI/SI etc. is offered CPU 13.In addition, as previously described, to transport stream, carry out multiplexing according to a plurality of channels, therefrom select channel arbitrarily, processing of this action usefulness can be by taking out from above-mentioned PSI/SI, and which the packet ID in transport stream carries out that multiplexing is handled and the mode of the data that form is carried out to channel arbitrarily.In addition, the selected of transport stream also can carry out according to the information of above-mentioned PSI/SI.
Above-mentioned image processing circuit 5 receives view data from AV decoder 4, carries out the D/A conversion process, such as, be converted into composite picture signal.Tut treatment circuit 6 receives from the voice data of AV decoder 4 outputs, and it is carried out the D/A conversion process, such as, produce the analog signal of R channel (R) sound and the analog signal of L channel (L) sound.
OSD (on screen display) circuit 12 is exported to addition exerciser 20 according to Word message, colouring information from CPU 13 output indications with view data.This addition exerciser 20 carries out above-mentioned view data, with the processing of the reception view data stack of exporting from AV decoder 4.By above-mentioned osd circuit 12, carry out the demonstration of menu screen, various setting pictures etc.
Shake control sender unit 10 as shown in Figure 3, have various keys,, send various instructions to digital broadcast receiver 30.If above-mentioned key is operated,, send the flashlight (shaking the control signal) of expression and the corresponding instruction of this key then from illuminating part.Shake the above-mentioned flashlight of control signal photographic department 11 impressions, be converted into the signal of telecommunication, provide it to CPU 13.In the present embodiment, be arranged at the above-mentioned key that shakes the numeral that is marked with " 1 "～" 12 " on the control sender unit 10 and constitute assignment key (being referred to as below, " one-touch key ").In addition,, suppose that one is play industry operator by a transport stream here, the occasion of playing, a broadcast industry operator is corresponding with an one-touch key.
Memory (such as, RAM, EEPROM, fast storage etc.) in 14, storage is used to show the information of EPG picture, and channel information (frequency information and shakes the corresponding channel list of control key ID, plays the information of platform title etc.).
CPU 13 carries out the integral body control of this digital broadcast receiver 30, still, especially as processing of the present invention, carries out the channel selection processing that the designated treatment of the acquisition processing of control key ID, one-touch key, one-touch key operation were handled, shaken in channel search.
(channel search processing)
Such as, when first energized, if by the user, from menu screen, the indication of receiving channels search, then CPU 13 allows tuner 2, selects to send the minimum frequency of the UHF frequency band of surface wave digital broadcast, has platform to judge.In judgement the occasion of platform is arranged, extract this frequency information, station information (playing platform series title etc.), channel list data out, it is stored in the memory 14.This processing is carried out continuously, until increasing frequency successively, and reaches the highest frequency (such as, 12ch～61ch).
(acquisition of teleswitch ID is handled)
When carrying out above-mentioned channel search, for the frequency that platform is arranged, from transport stream, separate PSI, obtain the teleswitch ID (TS number descriptor) of NIT (Network Information Table) wherein, according to corresponding mode such as said frequencies information, it is stored in the memory 14.
(designated treatment of one-touch key)
Be used in the frequency information that receives this broadcast platform etc., corresponding with the one-touch key of the represented number of acquired teleswitch ID.That is, according on the TS number descriptor, add " 8 " as teleswitch ID, it is sent, thus,, receive this information, obtain teleswitch ID, in the one-touch key 8 of remote signal transmitter 10, set 00 and play platforms at receiver side by 00 broadcast platforms.Then,, the key 8 of remote signal transmitter 10 is pressed down, then can select 00 channels of playing platforms if by the user.
(channel selection of the operation of one-touch key is handled)
As mentioned above, if pass through the user, the one-touch key " 8 " of remote signal transmitter 10 is pressed down, then carry out processing that 00 channels of playing platforms are selected, but owing to occasion in digital broadcast, play platform at each, can be equipped with a plurality of channels, so select the processing of a channel in the said frequencies tabulation., owing to consider following tendency, promptly in the channel-group that is provided, reduce to have the tendency of number of the channel of representative here, can make the channel of the channel of initial selection as the minimum number in the channel-group so respectively play platform.
In the occasion that continuously one-touch key " 8 " is pressed down by the user,, as shown in Figure 2, on picture, show the tabulation of the content of expression channel-group by the OSD Presentation Function.In Fig. 2, according to a vertical row, the demonstration of tabulating, but also can be rectangular, the demonstration of tabulating.In addition, in order to avoid receiving hiding of display image, also can adopt following form with doing one's utmost, in this form, not show whole channels, and carry out such as, the demonstration of 1～3 channel, the operation of the directionkeys by remote signal transmitter 10 is carried out roll screen and is shown.In addition, in above-mentioned example, by the 2nd time continuous later operation of one-touch key, the demonstration of tabulating, still, and also can be by the first operation of one-touch key, display list shows.
In addition, in the 2nd invention, passing through the user, the occasion that above-mentioned one-touch key " 8 " is pressed down in above-mentioned channel list, is selected low No. one channel continuously.Equally, when this one-touch key is pressed down, select low No. one channel,, turn back to initial channel by pressing down several times.Here, when one-touch key press down at interval at the appointed time the time, in fact do not carry out channel selection, and only carry out on channel list, on channel, the advance processing of (change), when after one-touch key is pressed down, when exceeding schedule time, also can in fact select the processing of the channel of this moment.According to this mode, can shorten the channel change operations time, help the more occasion of channel quantity.
(channel selection of display list is handled)
Having or not of the operation of the key of receiver 30 detection remote signal transmitters 10, when detecting the signal of directionkeys, the cursor position on the display list is moved.In addition, if detect the operation of definite key of remote signal transmitter 10, this moment then, select the processing of channel in the place at cursor place.In addition, also can be not limited to the selection of such cursor, and the user can be by remote signal transmitter 10 numerical key (such as, 0～9 number button that is provided with according to being different from above-mentioned one-touch key etc.), required channel number on the input display list, then, by pushing definite key, select the channel of this number.
As above-mentioned, can pass through one-touch key, from channel list, select a channel, and when watching the reception picture of this channel, understand other channel information in this group by display list, wish to watch other the occasion of channel in a plurality of channels, channel selection like this user, promptly, in the channel-group from be shown in picture, select needed channel, the convenience of channel selection is good.
In addition, in the 2nd invention, can pass through one-touch key, a plurality of channels in channel list, select a channel, and wish to watch other the occasion of channel in these a plurality of channels, if repeatedly this one-touch key is operated the user, just realize this hope, the operability of channel selection is good.
In addition, in above-mentioned example, channel search is carried out in the gamut of 12ch～61ch, but, also can will make area code, with the corresponding table of receivable channel list is stored in the memory in the locality, the input of the area code by the user, only receive the channel in the above-mentioned tabulation, obtain information.In addition,, make it corresponding, still, also can not rely on teleswitch ID, and make the channel-group (group) of respectively playing industry operator corresponding with the channel of the number of user preference with one-touch key according to acquired teleswitch ID.Such as, if in menu screen, access one-touch key, then shown in Fig. 4 (a), the display setting picture.Set on the picture at this, make the broadcast platform of " 000 " of playing platform tabulation number corresponding with one-touch key " 1 ".If plan will with the corresponding broadcast platform of this one-touch key " 1 ", change into the broadcast platform of playing platform tabulation number " 004 ", then at first, according to position in " 1 " of one-touch key setting item, mode with cursor is carried out the operation of the directionkeys of remote signal transmitter, will determine that key presses down.If will determine that key presses down, then cursor is transferred to next layers list portion.In addition,,, have the mode of cursor, carry out the operation of the directionkeys of remote signal transmitter,, will determine that then key presses down if having cursor at the position of " 004 " according at the position of " 004 " of playing platform tabulation number as shown in this Fig. 4 (b).By this operation, the broadcast platform that will play platform tabulation number " 004 " is corresponding with above-mentioned one-touch key " 1 ".The user can carry out aforesaid operations repeatedly according to the one-touch key of planning to set.In addition, in the occasion of platform tabulation of considering on a picture, not display the play, can carry out roll screen and show.
In addition, provide operation at one-touch key by example, the initial channel of selecting is the occasion of the channel of the minimum number in this channel-group, but is not limited to this occasion.Such as, also can be stored in the channel of having selected in the above-mentioned channel change, when operating, make channel (tabulation channel) be the initial channel of selecting to one-touch key " 8 " when next time in the last selection of last time.
In addition, in the 2nd invention,, as shown in Figure 5, show the channel list that belongs to group at picture also by osd function.Such as, also can adopt following form, wherein, in the remote signal transmitter, " picture demonstration " key is set, in the occasion of this key having been carried out operation, realize showing that when once more key being operated, cancellation shows; Or adopt following form, and wherein, be provided as " the channel list display mode " of menu item, select the occasion of this pattern the user, when one-touch key is operated, at certain hour, the indicated channel tabulation.In the channel list picture shown in this Fig. 5 (a), in selected channel, set the color of the color of the display box that is different from channel, and show the channel number of also in the frame on another right side, selecting by number.In addition, note is from the information of this channel program information acquisition, current time etc.Like this,, just know continued operation quickly, selected which channel in next time by one-touch key by the channel list Presentation Function is set.Fig. 5 (a) is not only when pushing the picture display key, during menu mode, also can automatically show during the several seconds after the channel selection.In addition, in the channel list picture shown in Fig. 5 (b), in the frame on right side, show the number of selected channel, and show the programme information of other channel in this group.At this show state, the user can operate by the left and right directions key to remote signal transmitter 10, selects the channel of plan displays program information.If be that such tabulation shows, then can when watching the reception picture of certain channel, understand other channel in this group simply, play which type of program.
In addition, in above-mentioned example, suppose that one is play industry operator by a transport stream, the occasion of playing, a broadcast industry operator is corresponding with an one-touch key, but, if consider that playing industry operator (broadcast platform) for one adopts a plurality of transport stream, the occasion of playing, otherwise or, in a transport stream, occasion with a plurality of broadcast industry operators (broadcast platform) then also can be not necessarily limited to by one-touch key, selects to play the mode of industry operator, and make one, or the channel-group in the transport stream more than two forms one group, that is, and and can be according to setting with which type of group unit, according to the situation which type of form is play, at random determine one-touch key.
In addition, the also operation that can rise by channel/descend successively, is selected the bigger channel of numerical value, or is selected the less channel of numerical value in order in group.In this occasion, at one group, select whole channels after, then carry out the operation of channel rising/decline, in this occasion, can be transferred to the channel selection of next group.
Claims (6)
1. digital broadcast receiver, it is characterized in that this digital broadcast receiver comprise make the channel-group handled through marshalling with as the corresponding mechanism of the numerical key of assignment key; Store the mechanism of the channel selection relevant information of above-mentioned channel-group; When assignment key is carried out once-through operation, only specific in the pairing channel-group of this an assignment key channel is carried out the mechanism that channel selection is handled; When this assignment key is operated, show tabulation in the pairing channel-group by picture, the channel of selecting by user's operation is carried out the mechanism that channel selection is handled; Wherein said digital broadcast receiver only carries out channel selection and receives the image demonstration by the first operation of assignment key, by the 2nd later operation after the 1st time, is receiving on the image, carries out above-mentioned tabulation and shows.
2. digital broadcast receiver according to claim 1 is characterized in that its such formation, that is, by user's operation, the cursor position on the display list moves, and determines operation, thus, selects the channel of the position at this cursor place.
3. digital broadcast receiver according to claim 1 is characterized in that its such formation,, in display list, specifies the number of expression channel that is, and the user imports this number, thus, selects channel.
4. digital broadcast receiver according to claim 1 is characterized in that corresponding same broadcast industry operator, and any in consolidated network and the same transport stream carried out the marshalling of above-mentioned channel-group and handled.
5. digital broadcast receiver according to claim 1, it is characterized in that its such formation, that is, make the corresponding basis of handling of the channel-group handled through marshalling and assignment key be contained in teleswitch ID in the digital broadcast ripple, carry out at assignment key with the number shown in this ID.
6. digital broadcast receiver according to claim 1 is characterized in that its such formation,, makes channel-group and the corresponding processing of assignment key handled through marshalling that is, carries out at the assignment key of the number by user's appointment.
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP300716/02 | 2002-10-15 | ||
| JP300715/02 | 2002-10-15 | ||
| JP300716/2002 | 2002-10-15 | ||
| JP2002300715A JP4052919B2 (en) | 2002-10-15 | 2002-10-15 | Digital broadcast receiver |
| JP300715/2002 | 2002-10-15 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1497978A CN1497978A (en) | 2004-05-19 |
| CN100428792C true CN100428792C (en) | 2008-10-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2003101019308A Expired - Fee Related CN100428792C (en) | 2002-10-15 | 2003-10-15 | Digital broadcasting receiving machine |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP4052919B2 (en) |
| CN (1) | CN100428792C (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101115178B (en) * | 2006-07-26 | 2010-12-29 | 中兴通讯股份有限公司 | Method for implementing channel information interaction in network television system |
| JP2008098725A (en) * | 2006-10-06 | 2008-04-24 | Sharp Corp | TV receiver |
| JP5145845B2 (en) * | 2007-09-27 | 2013-02-20 | 船井電機株式会社 | Broadcast receiver |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5532748A (en) * | 1995-03-31 | 1996-07-02 | Matsushita Electric Corporation Of America | Hybrid analog/digital television transmission system |
| US5886746A (en) * | 1994-12-13 | 1999-03-23 | Gemstar Development Corporation | Method for channel scanning |
| US6072535A (en) * | 1997-06-10 | 2000-06-06 | Kearns; Donovan E. | Sidebox display channel loop controller |
| CN2428927Y (en) * | 1999-12-22 | 2001-05-02 | 胡仁健 | Remote-controlled channel selector for TV |
-
2002
- 2002-10-15 JP JP2002300715A patent/JP4052919B2/en not_active Expired - Fee Related
-
2003
- 2003-10-15 CN CNB2003101019308A patent/CN100428792C/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5886746A (en) * | 1994-12-13 | 1999-03-23 | Gemstar Development Corporation | Method for channel scanning |
| US5532748A (en) * | 1995-03-31 | 1996-07-02 | Matsushita Electric Corporation Of America | Hybrid analog/digital television transmission system |
| US6072535A (en) * | 1997-06-10 | 2000-06-06 | Kearns; Donovan E. | Sidebox display channel loop controller |
| CN2428927Y (en) * | 1999-12-22 | 2001-05-02 | 胡仁健 | Remote-controlled channel selector for TV |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1497978A (en) | 2004-05-19 |
| JP2004140442A (en) | 2004-05-13 |
| JP4052919B2 (en) | 2008-02-27 |
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