CN100366063C - Broadcast receiver and its method - Google Patents
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- CN100366063C CN100366063C CNB2004100579186A CN200410057918A CN100366063C CN 100366063 C CN100366063 C CN 100366063C CN B2004100579186 A CNB2004100579186 A CN B2004100579186A CN 200410057918 A CN200410057918 A CN 200410057918A CN 100366063 C CN100366063 C CN 100366063C
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Abstract
To provide a broadcast receiver and a method therefor by which a user can determine a received emergency warning broadcast appropriately at the time of receiving it. When a tuner 12 detects an emergency warning broadcast through a receiving antenna 11 in the broadcast receiver such as a set top box 10 capable of receiving emergency warning broadcasts, an announcement control part 16 drives an announcement device 17 on the basis of an emergency warning broadcast detection signal and displays messages such as ''The emergency warning broadcast has been received.'' and ''Turn on a power supply for TV.'' for explaining a situation that the emergency warning broadcast stored in a memory 18 is detected are displayed on a display device 19.(C)2005,JPO&NCIPI.
Description
Technical field
The present invention relates to broadcast receiver and method, particularly can receive the broadcast receiver and the method for emergency alarm broadcasting.
Background technology
Since in December, 2000 BS (broadcasting satellite) digital broadcasting.And, predetermined since in December, 2003 received terrestrial digital broadcasting.In the utilization of these digital broadcastings, defined so-called emergency alarm broadcast system (Emergency Warning System; EWS).
In the emergency alarm broadcast system, by hypothesis under violent earthquake, tsunami etc. and people's disaster-stricken relevant situations such as big disaster, the beginning of the emergency alarm broadcasting that is broadcasted to transceiver notice can make the broadcast receiver of holding state start automatically, receives broadcasting.
In ARIB (Association of Radio Industriesand Businesses) STD-B21 as the receiver specification of digital broadcasting, put down in writing and wished when the emergency alarm broadcast reception of digital broadcasting, to notify user's situation by buzzer or LED (Light Emitting Diode).Fig. 9 is the structure of an example of set-top box (set top box) with measuring ability of emergency alarm broadcasting in the past.
The tuner portion 92 of set-top box (the following STB that suitably is called) 90 is via reception antenna 91 receiving digital broadcast signals, after having carried out amplification, frequency translation and filtering etc., as intermediate frequency (IF; Intermediate Frequency) offers demodulation section 93.Demodulation section 93 is with the modulating wave demodulate/decode of the intermediate frequency that provides from tuner portion 92 and extract the signal relevant with clock, carries out will offering reproducing control portion 94 by the data that demodulate/decode obtains after the necessary timing signal of multiplexing separation etc.94 pairs of decoded datas that provide from demodulation section 93 of reproducing control portion apply processing such as deinterleave (de-interleave), error recovery and the transport stream of decoding are offered lsb decoder 95.Lsb decoder 95 will separate from the transmission flow multiplex that reproducing control portion 94 provides, and output separates the decoded datas such as image/sound that obtain.
Handle in the demodulate/decode that holding state also carries out demodulation section 93 even have the set-top box 90 of the measuring ability of emergency alarm broadcasting, the detection of the mark of employing has been broadcasted in the supervision emergency alarm.Demodulation section 93 has been broadcasted when employing mark detecting emergency alarm, and the detection signal of emergency alarm broadcasting is offered notice control part 96.The detection signal that the emergency alarm that notice control part 96 provides according to demodulation section 93 is broadcasted generates the control signal of notifying device 97, offers notifying device 97.The control signal action that notifying device 97 provides according to notice control part 96.That is, buzzer 97a pipes.Perhaps LED97b is luminous.And, can use buzzer 97a and LED97b simultaneously.
By utilize the emergency alarm broadcast system with various forms, can expect the destruction of disaster is suppressed to minimum.In following patent documentation 1, put down in writing and be connected to telephone line automatically, to the broadcast receiver of the voice signal of portable telephone broadcasting emergency alarm broadcasting.
(patent documentation 1) spy opens the 2001-211441 communique
But in the broadcast receiver that utilizes emergency alarm broadcast system as described above, exist in when detecting emergency alarm broadcasting, the user is difficult to judge in moment what has taken place, is difficult to take the problem of appropriate action.For example, in having the television receiver of image display device (the following TV that suitably is called), can automatically make the pipe face luminous, show emergency alarm broadcasting, though can make emergency alarm broadcasting by audiovisual, in the broadcast receivers such as STB that do not have image display device for the user, suddenly at h.d. etc., only pipe on one side by buzzer, LED is luminous on one side, and the user is difficult to grasp which kind of situation that taken place.
And, when controlling other equipment such as portable telephone by the detection signal of emergency alarm broadcasting, because other equipment is with automatic control, so exist so-called user can not grasp the problem of having carried out which kind of control for miscellaneous equipment.
Summary of the invention
Therefore, the purpose of this invention is to provide a kind ofly, can make the user carry out the broadcast receiver and the method for appropriate judgement detecting emergency alarm when broadcasting.
In order to realize above-mentioned purpose, the solution of the present invention 1 provides a kind of broadcast receiver, be used for receiving television broadcasting, output and corresponding vision signal and the voice signal of television broadcasting that receives, and can receive emergency alarm broadcasting, and, the image display device that is used to show the image corresponding do not had with above-mentioned vision signal, this broadcast receiver comprises: detection part is used to detect described emergency alarm broadcasting; Generate parts, be used for when detecting emergency alarm broadcasting by above-mentioned detection part, generating the character information of explanation situation; And the character display portion part, be used to the character information that shows that described generation parts generate.
In addition, the solution of the present invention 3 provides a kind of broadcast receiver, receiving television broadcasting, output and corresponding vision signal and the voice signal of television broadcasting that receives, can receive emergency alarm broadcasting, and being not used in the image display device that shows the image corresponding with above-mentioned vision signal, this broadcast receiver comprises: the link that is connected with miscellaneous equipment; And control assembly, when detecting emergency alarm broadcasting, make the action of notice parts, output control simultaneously is by the control signal of the miscellaneous equipment of described link connection, this broadcast receiver is also pointed out and is used to illustrate the character information of described control assembly to the control situation of miscellaneous equipment, described control assembly is the control character display unit also, makes its demonstration be used to illustrate the character information of described control situation.
Have again, the invention provides a kind of broadcast receiving method, be used for broadcast receiver, this broadcast receiver receiving television broadcasting, output and corresponding vision signal and the voice signal of television broadcasting that receives, and can receive emergency alarm broadcasting, and, be not used in the image display device that shows the image corresponding with above-mentioned vision signal.This method comprises: the Connection Step that is connected with miscellaneous equipment; And controlled step, when detecting emergency alarm broadcasting, make the action of notice parts, output simultaneously is controlled at the control signal of the miscellaneous equipment that connects in the described Connection Step, this broadcast receiver prompting is used to illustrate the character information of described controlled step to the control situation of miscellaneous equipment, described controlled step is the control character display unit also, makes its demonstration be used to illustrate the character information of described control situation.
In this invention, when detecting emergency alarm broadcasting, because the work of notice parts explains the situation by message, simultaneously so the user can not chaotic and grasp situation.
According to the present invention, can reach following effect: when detecting emergency alarm broadcasting, the user can grasp situation not chaotic and easily, so the user can carry out suitable judgement when receiving emergency alarm broadcasting.
Description of drawings
Fig. 1 is expression can be applicable to the structure of the TS that the uses letter head among the present invention in digital broadcasting a profile schematic diagram.
Fig. 2 is expression can be applicable to the structure of the frame that uses among the present invention in digital broadcasting a profile schematic diagram.
Fig. 3 is expression can be applicable to the structure of the superframe that uses among the present invention in digital broadcasting a profile schematic diagram.
Fig. 4 is the profile schematic diagram of structure of an example of the broadcast receiver of expression first execution mode of the present invention.
Fig. 5 is the profile schematic diagram of structure of an example of the broadcast receiver of expression second execution mode of the present invention.
Fig. 6 is that expression is used to illustrate the broadcast receiver of the 3rd execution mode of the present invention and the profile schematic diagram of television receiver.
Fig. 7 is that expression is used to illustrate the broadcast receiver of the 4th execution mode of the present invention and the profile schematic diagram of portable telephone.
Fig. 8 is that expression is used to illustrate the broadcast receiver of the 5th execution mode of the present invention and the profile schematic diagram that coal gas uses equipment.
Fig. 9 is the profile schematic diagram of structure of representing an example of broadcast receiver in the past.
Embodiment
The present invention is in the ARIB STD-B21 as the receiver specification of main digital broadcasting, except the reception of the emergency alarm broadcasting wished to user notification by buzzer and LED, also by message directly to the instruction manual situation.
At first, before this working of an invention mode is described, to being that the summary of the multiplexed signals form of foundation describes with the transport stream (the following MPEG-TS that suitably is called) that can be applicable to definition among MPEG of the present invention (MoVing Picture Experts Group) 2 System (ISO/IEC138 memory 181).
In MPEG-TS, (television broadcasting of PSI (Program Specific Information)/SI (Service information), image/sound, captions/character double exposure, data broadcasting etc. provide as multimedia service with the program arrangement information.The television broadcasting of audiovisual in real time and the data of captions/character double exposure send with PES (Packetized Elementary System) grouping, and the EPG and the data broadcasting that are stored in receiving system and reproduction send with section (section).
PSI is used for making the program of the complexity of digital broadcasting to select action to become possible data, is made up of PAT (Program Association Table), PMT (Program Map Table), four kinds of tables of NIT (NetworkInformation Table), CAT (Conditional Access Table).
PAT is defined in the information of service (program) group in the broadcasting now in the transport stream.The PMT definition constitutes assembly (component) group's of service information.Have among the PMT as the emergency alarm broadcasting of the information of record at random and record and narrate symbol.Emergency alarm broadcasting is recorded and narrated in the emergency alarm broadcasting in the service of symbol in this service or same transport stream or in the test of Emergency Alert Message, the details of emergency alarms such as the emergency alarm rank of record earthquake warning explanation and tsunami warning etc. and emergency alarm broadcast object zone.For example in emergency alarm broadcasting, record " 1 " in " start_end_flag " when being through with emergency alarm broadcasting, is put down in writing in " start_end_flag " " 0 ".Logical structure information between the service of NIT define grid transport stream.The CAT definition is accommodated and the PID (packet identifier) that limits the TS grouping that receives relevant programme information and contract information etc.For TS grouping, narration in the back.
SI is used to construct as being used to look the data that the hearer carries out the information of the user interface that program selects.
With multiplexing a plurality of PES groupings of the TS grouping unit of fixed length and section, constitute MPEG-TS.MPEG-TS is the continuous signal train of TS grouping.
Fig. 1 represents the structure of an example of TS grouping.The TS grouping is made of 188 bytes.4 bytes of beginning are called head (header).1 byte of the beginning of head is the sync byte of the beginning of expression TS grouping.In head, except sync byte, the information of the character of record regulation PID and grouping etc.
184 bytes that are connected with head are application field and/or pay(useful) load (payload), i.e. data area.Data such as application field memory image and sound, pay(useful) load storage PSI.According to the information that is recorded in the head, difference is application field or pay(useful) load.
By in MPEG-TS, implementing the transmission path coding, can use the hierarchical transmission of multiple modulation system simultaneously, and then can on a repeater, realize the independent and utilization of a plurality of broadcasting dealers.Below, being encoded to example with the transmission path in the BS digital broadcasting, the summary that transmission path is encoded describes.
In the transmission path coding of BS digital broadcasting, be that unit is aggregated in the signal with so-called frame from a plurality of MPEG-TS that broadcast dealers.Fig. 2 represents the frame as the BTU of transfer path coding.Frame is made of 48 time slots (slot) (time slot #1～time slot #48).Time slot is made of 204 later bytes of sign indicating number 16 bytes outside additional Reed/Suo Luomen (solomon) error recovery in the TS of 188 bytes that constitute above-mentioned MPEG-TS grouping.
In 1 byte (sync byte in the TS grouping) of the beginning of time slot #1～time slot # 12, distribute frame synchronizing signal and TMCC information.Distribute the frame preamble in the beginning byte of time slot #1 and time slot # 2, distribution T MCC information in the beginning byte of time slot #3～time slot # 10 is distributed the frame postamble in the beginning byte of time slot # 11 and time slot #12.Time slot is the least unit of carrying out the differentiation of the differentiation of modulation system and a plurality of MPEG-TS, and the modulation system of each time slot of record, transport stream number etc. can carry out demodulation in TMCC information.
Frame signal is carried out energy dissipation and interweaved in super frame period processing.Fig. 3 represents the structure of superframe.Constitute superframe by 8 frames (frame #1～frame #8).In the time slot #1～time slot # 12 of each frame, such as mentioned above additional frame synchronizing signal and TMCC information are carried out ISN error recovery and modulation.In time slot #3～time slot # 10 of frame #7 and frame #8, distribute Reed/Suo Luomen (64,48) as the TMCC parity.Therefore, TMCC is by 8 * 6=48 byte, and promptly 384 bits constitute.
As mentioned above, information such as the modulation system of each time slot of record and transport stream number in TMCC.Broadcast receiver is at first obtained TMCC information, carries out the selection of the transport stream of separating the mediation reception of electric wave.The BS digital broadcasting is multiple modulation system, transport stream is modulated with 8PSK (Phase Shift Keying), QPSK (Quadrature Phase Shift Keying) etc., but because TMCC information is important information, so in the modulation system that sends the TMCC part, use the also anti-rainfall and the strong BPSK (Binary Phase Shift Keying) of noiseproof feature of bottom than these 8PSK, QPSK.
The emergency alarm that notice emergency alarm broadcasting beginning is set at the assigned position of TMCC has been broadcasted and has been employed mark.Emergency alarm has been broadcasted when employing the broadcasting that is marked at beginning emergency alarm broadcasting or has been become " 1 " when carrying out the test of emergency alarm broadcasting, at the state of maintenance " 1 " when the broadcasting emergency alarm broadcast or when testing just.
The emergency alarm broadcast system of TS digital broadcasting is broadcasted the emergency alarm broadcasting record symbol of employing mark and above-mentioned PMT by the emergency alarm of TMCC and is realized.The broadcasting dealer is when beginning emergency alarm broadcasting, record and narrate condition such as the kind of setting " start_end_flag ", earthquake, tsunami etc. in the symbol, region symbol in the emergency alarm of PMT broadcasting and send, the emergency alarm of TMCC has been broadcasted employed mark and send as " 1 ".Then, beginning emergency alarm broadcasting.When finishing emergency alarm broadcasting, the broadcasting dealer broadcast emergency alarm of TMCC and has employed mark and send as " 0 ", eliminates emergency alarm and broadcast record and accord with from PMT.
And, in received terrestrial digital broadcasting, though different with the transfer path coding method of BS digital broadcasting, broadcasted the structure of the emergency alarm broadcast system of employing mark etc. for the emergency alarm that utilizes TMCC, identical with the situation of above-mentioned BS digital broadcasting.
Below, the broadcast receiver that can receive emergency alarm broadcasting of embodiment of the present invention is described.At first, the broadcast receiver to first embodiment of the invention describes.Fig. 4 is an example of the broadcast receiver of first execution mode of the present invention.
, amplifying, after frequency translation and filtering etc., offering demodulation section 13 via reception antenna 11 receiving digital broadcast signals as the tuner portion 12 of the STB10 of broadcast receiver as intermediate-freuqncy signal.The modulating wave of the intermediate frequency that 13 pairs of tuner portions 12 of demodulation section provide carries out demodulate/decode, extract the signal relevant with clock with multiplexing separate necessary timing signal etc. after, will offer reproducing control portion 14 by the data that demodulate/decode obtains.
Processing such as the decoded data that 14 pairs of demodulation sections 13 of reproducing control portion provide applies and deinterleaves, error recovery, and decoded transport stream offered lsb decoder 15.Lsb decoder 15 carries out multiplexing separation with the transport stream that reproducing control portion 14 provides, the decoded data of the image/sound that the output separation obtains etc.
STB10 has the measuring ability of emergency alarm broadcasting, even at the holding state of supposing that main power source cuts out, also can carry out the demodulate/decode processing of demodulation section 13 by standby power, the detection of employing mark has been broadcasted in the emergency alarm of monitor for notifications emergency alarm broadcasting beginning.Demodulation section 13 has been broadcasted when employing mark detecting emergency alarm, and the detection signal of emergency alarm broadcasting is offered notice control part 16.
From the decoded data of demodulation section 13 decodings, read the details emergency alarm broadcasting of having put down in writing emergency alarm and record and narrate symbol, the so-called message that detects the situation of emergency alarm broadcasting of explanation specifically can be made as and " issue earthquake warning explanation.", " issued tsunami warning." etc.And, also can in message, comprise and " please open TV power." wait the operating procedure that is used for audiovisual emergency alarm broadcasting.
As described above, set-top box 10 by first execution mode of the present invention, when under holding state, detecting emergency alarm broadcasting, make notifying device 17 work, be used to illustrate that by showing as character what is called detects the message of the situation of emergency alarm broadcasting simultaneously by display unit 19, can be to the detection of user notification emergency alarm broadcasting, can prevent the user's that the action of unexpected notifying device 17 causes confusion.
And, read the emergency alarm broadcasting of the details of having put down in writing emergency alarm by decoded data and record and narrate symbol from demodulation section 13 decodings, according to the data that read display message on display unit 19, the user can judge the kind of alarms such as earthquake, tsunami, can take suitable action as early as possible.
And, by in the message that shows with display unit 19, comprising the operating procedure that is used for audiovisual emergency alarm broadcasting, operating procedure that can be when the user positively notifies the emergency alarm broadcast reception can guide the user easily to carry out the audiovisual of emergency alarm broadcasting.
Therefore, by the broadcast receiver of first execution mode, when detecting emergency alarm broadcasting, can make the user carry out appropriate judgement.
Then, the broadcast receiver to second execution mode of the present invention describes.The first above-mentioned execution mode shows message as character.Second execution mode is as voice output with message.
Fig. 5 is the example that the digital broadcasting of second execution mode of the present invention receives the set-top box of usefulness.And, reception antenna 21 is the same with tuner portion 12, demodulation section 13, reproducing control portion 14, lsb decoder 15 and the notifying device 17 (attention device 17a, photophore 17b) that constitute STB10 respectively at the reception antenna 11 that illustrates at the first above-mentioned execution mode with tuner portion 22, demodulation section 23, reproducing control portion 24, lsb decoder 25 and the notifying device 27 (attention device 27a, photophore 27b) that constitute STB20, so omit explanation.
Memory 28 for example is a nonvolatile memory." detect emergency alarm broadcasting " and wait as voice data storage and be used to illustrate that what is called detects the message of the situation that emergency alarm broadcasts.Voice data is to be used for data that message is formed as sound.
Read the details emergency alarm broadcasting record symbol of having put down in writing emergency alarm from the decoded data of demodulation section 23 decodings, can the so-called message that detects the situation of emergency alarm broadcasting of explanation specifically be made as " issued earthquake and guarded against explanation ", " having issued tsunami warning " etc.And, also can in message, comprise the operating procedure that " please open TV power " etc. is used for audiovisual emergency alarm broadcasting.
The detection signal that notice control part 26 is broadcasted by the emergency alarm that provides according to demodulation section 23 generates the control signal of notifying device 27 and offers notifying device 27 controls notifying device 27, points out the voice data of memories 28 storages simultaneously with voice output 29.Voice output 29 is made of loud speaker that can output sound etc.Voice output 29 with the input voice data as voice output.
As described above, set-top box 20 by second execution mode of the present invention, when under holding state, detecting emergency alarm broadcasting, make notifying device 27 work, simultaneously by by voice output 29 output as sound be used to illustrate that what is called detects the message of the situation of emergency alarm broadcasting, can be to the detection of user notification emergency alarm broadcasting, can prevent the user's that the action of unexpected notifying device 27 causes confusion.
And, record and narrate symbol by the emergency alarm broadcasting of from the decoded data of demodulation section 23 decodings, reading the details of having put down in writing emergency alarm, according to the data that read display message on voice output 29, the user can judge the kind of alarms such as earthquake, tsunami, can take suitable action as early as possible.
And, by in the message that shows with voice output 29, comprising the operating procedure that is used for audiovisual emergency alarm broadcasting, operating procedure that can be when the user positively notifies the emergency alarm broadcast reception can guide the user easily to carry out the audiovisual of emergency alarm broadcasting.
Therefore, by the broadcast receiver of second execution mode, when detecting emergency alarm broadcasting, can make the user carry out appropriate judgement.And then by in set-top box 20, being configured in memory 18 (also can be identical) and the display unit 19 that illustrates in the first above-mentioned execution mode with memory 28, make up with first execution mode, by sound and character two aspect output messages, can further make the user carry out appropriate judgement.
In the first and second above-mentioned execution modes, detection signal according to emergency alarm broadcasting is controlled each display unit 19 and voice output 29, but the execution mode of following explanation is to control other the device that is connected with set-top box according to the detection signal of emergency alarm broadcasting.
At first, the broadcast receiver to the 3rd execution mode of the present invention describes.Fig. 6 is that the digital broadcasting of the 3rd execution mode of the present invention receives the example with set-top box.And, reception antenna 31 and constitute tuner portion 32, demodulation section 33, reproducing control portion 34, lsb decoder 35 and the notifying device 37 (attention device 37a, photophore 37b) of STB30 because reception antenna 11, tuner portion 12, demodulation section 13, reproducing control portion 14, lsb decoder 15 and the notifying device 17 (attention device 17a, photophore 17b) with above-mentioned first execution mode explanation is identical respectively, so omit explanation.
The detection signal of the emergency alarm broadcasting of notice control part 36 by providing according to demodulation section 33 generates the control signal of notifying device 37 and offers notifying device 37 controls notifying device 37, and the control signal of the detection signal of the emergency alarm broadcasting that will provide based on demodulation section 33 offers TV control part 38 simultaneously.
The control signal that the emergency alarm that TV control part 38 provides according to notice control part 36 is broadcasted, the television receiver 39 that control controllably connects with link 40 from set-top box 30.For example, TV control part 38 is under the situation of the power-off of television receiver 39, and control is opened it.Also for example: also can be on one side the channel of television receiver 39 be automatically switched to from the channel of set-top box 30 input TV signals, Yi Bian regulate volume etc.The link 40 that connects TV control part 38 and television receiver 39 can directly be connected by cable, also can be connected indirectly via networks such as LAN (Local Area Network) and internets.And, be not limited to wired mode and connect, also can connect by the wireless mode that has utilized electric wave, infrared ray etc.
As described above, set-top box 30 by the 3rd execution mode of the present invention, when under holding state, detecting emergency alarm broadcasting, make notifying device 37 work, can control simultaneously the television receiver 39 that connects by link 40, so can automatically receive best emergency alarm broadcasting with television receiver 39, can prevent the user's that the action of unexpected notifying device 37 causes confusion, can guide the user easily to carry out the audiovisual that emergency alarm is broadcasted.
Therefore, by the broadcast receiver of the 3rd execution mode, when detecting emergency alarm broadcasting, can make the user carry out appropriate judgement.And then on one side by in set-top box 30, being configured in memory 18 and the display unit 19 that illustrates in the first above-mentioned execution mode, make up with first execution mode, by character output message in display unit 19, on one side by in set-top box 30, being configured in memory 28 and the voice output 29 that illustrates in the second above-mentioned execution mode, make up with second execution mode, by sound message is outputed to voice output 29, can further make the user carry out appropriate judgement.Certainly, also can make up, by character and sound two aspect output messages with first and second execution modes.
And then at this moment, storage " the power supply on of TV in advance in memory 18 or memory 28.", " emergency alarm broadcasting is play." wait the message that is used to illustrate as the control situation of the television receiver 39 of other device that connects; when having controlled television receiver 39; by the message of output control situation; even under the such situation of the power supply of connecting television receiver 39 suddenly; can make the user understand situation as early as possible, prevent user's confusion.
Then, the broadcast receiver to the 4th execution mode of the present invention describes.Fig. 7 is the example that the digital broadcasting of the 4th execution mode of the present invention receives the set-top box of usefulness.And, reception antenna 51 and constitute tuner portion 52, demodulation section 53, reproducing control portion 54, lsb decoder 55 and the notifying device 57 (attention device 57a, photophore 57b) of STB50 because reception antenna 11, tuner portion 12, demodulation section 13, reproducing control portion 14, lsb decoder 15 and the notifying device 17 (attention device 17a, photophore 17b) with above-mentioned first execution mode explanation is identical respectively, so omit explanation.
The detection signal of the emergency alarm broadcasting of notice control part 56 by providing according to demodulation section 53 generates the control signal of notifying device 57 and offers notifying device 57 controls notifying device 57, and the control signal of the detection signal of the emergency alarm broadcasting that will provide based on demodulation section 53 offers telephone set connecting portion 58 simultaneously.
The control signal that the emergency alarm that telephone set connecting portion 58 provides according to notice control part 56 is broadcasted, the portable telephone 59 that control controllably connects with link 60 from set-top box 50.Being connected of telephone set connecting portion 58 and portable telephone 59 can be carried out via the network of telephone wire or internet (portable telephone 59 has the situation of e-mail function) etc.
Under situation about connecting via telephone wire, utilize the telephone number of the portable telephone of in set-top box 50, registering in advance 59 automatically to be connected to portable telephone 59, the sound broadcast related such as message of the sound in sound that 59 output emergency alarms are broadcasted to portable telephone and the second above-mentioned execution mode with emergency alarm.Under situation about connecting via network, utilize in advance that the e-mail address of the portable telephone 59 of registration automatically is connected to network in set-top box 50, for example that the message of the character in the first above-mentioned execution mode etc. and emergency alarm is broadcast related document sends to portable telephone 59 with Email.
As described above, set-top box 50 by the 4th execution mode of the present invention, when under holding state, detecting emergency alarm broadcasting, make notifying device 57 work, can control simultaneously the portable telephone 59 that connects by link 60, so even the user is positioned at the detection that also can learn emergency alarm broadcasting away from the place of set-top box 50.
Therefore, by the broadcast receiver of the 4th execution mode, when detecting emergency alarm broadcasting, can make the user carry out appropriate judgement.And then on one side by in set-top box 50, being configured in memory 18 and the display unit 19 that illustrates in the first above-mentioned execution mode, make up with first execution mode, by character output message in display unit 19, on one side by in set-top box 50, being configured in memory 28 and the voice output 29 that illustrates in the second above-mentioned execution mode, make up with second execution mode, by sound message is outputed to voice output 29, can further make the user carry out appropriate judgement.Certainly, also can make up, by character and sound two aspect output messages with first and second execution modes.
At this moment, storage in advance " transmits message to portable telephone in memory 18 or memory 28." wait the message that is used to illustrate as the control situation of the portable telephone 59 of other device that connects, when having controlled portable telephone 59, the message by output control situation can make the user understand and carry out what kind of control.
Then, the broadcast receiver to the 5th execution mode of the present invention describes.Fig. 8 is the example that the digital broadcasting of the 5th execution mode of the present invention receives the set-top box of usefulness.And, reception antenna 71 and constitute tuner portion 72, demodulation section 73, reproducing control portion 74, lsb decoder 75 and the notifying device 77 (attention device 77a, photophore 77b) of STB70 because reception antenna 11, tuner portion 12, demodulation section 13, reproducing control portion 14, lsb decoder 15 and the notifying device 17 (attention device 17a, photophore 17b) with above-mentioned first execution mode explanation is identical respectively, so omit explanation.
The detection signal of the emergency alarm broadcasting of notice control part 76 by providing according to demodulation section 73 generates the control signal of notifying device 77 and offers notifying device 77 controls notifying device 77, and the control signal of the detection signal of the emergency alarm broadcasting that will provide based on demodulation section 73 offers network connecting portion 78 simultaneously.
The control signal that the emergency alarm that network connecting portion 78 provides according to notice control part 76 is broadcasted, the coal gas operative installations 79 that control controllably connects with link 80 from set-top box 70.Specifically, Yi Bian coal gas operative installations 79 is quit work, Yi Bian block supply to the coal gas of coal gas operative installations 79.
At coal gas operative installations 79 are devices that gas burner, water heater, gas heater etc. use coal gas.Network connecting portion 78 and being connected of coal gas operative installations 79 can directly connect by cable, also can be connected indirectly with the network of internet etc. by LAN.And, be not limited to the connection of wired mode, also can connect by the wireless mode that has utilized electric wave, infrared ray etc.Therefore, coal gas operative installations 79 has the communication function with other device.
As described above, set-top box 70 by the 5th execution mode of the present invention, when under holding state, detecting emergency alarm broadcasting, make notifying device 77 work, can control the coal gas operative installations 79 that connects by link 80 simultaneously, so can be when detecting emergency alarm broadcasting, the work of coal gas operative installations 79 is stopped on one side, block on one side the coal gas of coal gas operative installations 79 is supplied with, can when disaster does not take place, be prevented, can make the user feel at ease to tackle.
Therefore, by the broadcast receiver of the 5th execution mode, when detecting emergency alarm broadcasting, can make the user carry out appropriate judgement.And then on one side by in set-top box 70, being configured in memory 18 and the display unit 19 that illustrates in the first above-mentioned execution mode, make up with first execution mode, by character output message in display unit 19, on one side by in set-top box 70, being configured in memory 28 and the voice output 29 that illustrates in the second above-mentioned execution mode, make up with second execution mode, by sound message is outputed to voice output 29, can further make the user carry out appropriate judgement.Certainly, also can make up, by character and sound two aspect output messages with first and second execution modes.
At this moment, storage in advance " has been extinguished the fire of gas burner in memory 18 and memory 28.", " extinguished the fire of gas heater." wait the message that is used to illustrate as the control situation of the coal gas operative installations 79 of other device that connects, when having controlled coal gas operative installations 79, the message by output control situation can make the user understand and carry out what kind of control.
And, by in set-top box 70, having the television receiver 39 that illustrates in the 3rd above-mentioned execution mode, connect television receiver 39 with link 40, control television receiver 39 automatically, can obtain the effect identical with the 3rd above-mentioned execution mode.And, by in set-top box 70, having the telephone set connecting portion 58 of the 4th above-mentioned execution mode, suppose to control portable telephone 59 by link 60, automatically, can obtain the effect identical with the 4th above-mentioned execution mode to the Email and the sound of portable telephone 59 output explanation situations.
The invention is not restricted to above-mentioned embodiments of the present invention, can in the scope that does not exceed aim of the present invention, carry out various distortion and application.For example, in the above-described embodiment, be that the situation of holding state is illustrated to broadcast receiver, but much less, be not under the situation of holding state, promptly under the state that main power source is opened, also can carry out same processing at TV.
In addition, in the above-described embodiment, broadcast receiver is illustrated as set-top box, but be not limited thereto, broadcast receiver is so long as emergency alarm broadcasting detects special-purpose device, digital broadcasting just can with tuner etc.Detect under the situation of isolated plant in emergency alarm broadcasting, reproducing control portion and lsb decoder are optional.And, as the transmission path coded system, enumerate the BS digital broadcasting, but also can be applied in other the digital broadcasting such as received terrestrial digital broadcasting, cable digital broadcasting, digital radio broadcasting as an example.
Claims (8)
1. a broadcast receiver is used for receiving television broadcasting, output and corresponding vision signal and the voice signal of television broadcasting that receives, and can receive emergency alarm broadcasting, and, the image display device that is used to show the image corresponding do not had with above-mentioned vision signal, it is characterized in that, comprising:
Detection part is used to detect described emergency alarm broadcasting;
Generate parts, be used for when detecting emergency alarm broadcasting by above-mentioned detection part, generating the character information of explanation situation; And
The character display portion part is used to the character information that shows that described generation parts generate.
2. broadcast receiver as claimed in claim 1 is characterized in that:
The character information that described situation is described comprises the notice of the operating procedure that is used for audiovisual emergency alarm broadcasting.
3. broadcast receiver, receiving television broadcasting, the corresponding vision signal and the voice signal of television broadcasting of output and reception, can receive emergency alarm broadcasting, and be not used in the image display device that shows the image corresponding with above-mentioned vision signal, and it is characterized in that, comprising:
The link that is connected with miscellaneous equipment; And
Control assembly, when detecting emergency alarm broadcasting, make the action of notice parts, the control signal of the miscellaneous equipment that connects by described link is controlled in output simultaneously, this broadcast receiver is also pointed out and is used to illustrate the character information of described control assembly to the control situation of miscellaneous equipment
Described control assembly is the control character display unit also, makes its demonstration be used to illustrate the character information of described control situation.
4. broadcast receiver as claimed in claim 3 is characterized in that:
Make the power connection of television receiver by described control signal.
5. broadcast receiver as claimed in claim 3 is characterized in that:
By of the portable telephone output and emergency alarm broadcast related sound of described control signal to registered in advance.
6. broadcast receiver as claimed in claim 3 is characterized in that:
Send and the broadcast related document of emergency alarm with the Email form by the portable telephone that has e-mail function of described control signal to registered in advance.
7. broadcast receiver as claimed in claim 3 is characterized in that:
By above-mentioned control signal, stop the action that coal gas uses equipment.
8. broadcast receiving method, be used for broadcast receiver, this broadcast receiver receiving television broadcasting, output and corresponding vision signal and the voice signal of television broadcasting that receives, and can receive emergency alarm broadcasting, and, be not used in the image display device that shows the image corresponding with above-mentioned vision signal, it is characterized in that this method comprises:
The Connection Step that is connected with miscellaneous equipment; And
Controlled step when detecting emergency alarm broadcasting, makes the action of notice parts, and output simultaneously is controlled at the control signal of the miscellaneous equipment that connects in the described Connection Step,
This broadcast receiver prompting is used to illustrate the character information of described controlled step to the control situation of miscellaneous equipment,
Described controlled step is the control character display unit also, makes its demonstration be used to illustrate the character information of described control situation.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP305978/03 | 2003-08-29 | ||
| JP2003305978A JP2005079753A (en) | 2003-08-29 | 2003-08-29 | Broadcast receiver and method therefor |
| JP305978/2003 | 2003-08-29 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1592368A CN1592368A (en) | 2005-03-09 |
| CN100366063C true CN100366063C (en) | 2008-01-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2004100579186A Expired - Fee Related CN100366063C (en) | 2003-08-29 | 2004-08-26 | Broadcast receiver and its method |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP2005079753A (en) |
| CN (1) | CN100366063C (en) |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN1592368A (en) | 2005-03-09 |
| JP2005079753A (en) | 2005-03-24 |
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