CN1582029A - Mobile terminal capable of receiving wireless context broadcasting and its method for processing signal - Google Patents
Mobile terminal capable of receiving wireless context broadcasting and its method for processing signal Download PDFInfo
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- CN1582029A CN1582029A CN03149957.0A CN03149957A CN1582029A CN 1582029 A CN1582029 A CN 1582029A CN 03149957 A CN03149957 A CN 03149957A CN 1582029 A CN1582029 A CN 1582029A
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Abstract
The mobile terminal includes digital processing control module, display module, mobile terminal module and radio circuit module. Characters are that the terminal also includes text pick-up circuit module connected to digital processing control module and radio circuit module respectively. The mobile terminal is a multifunctional communication terminal possessing functions: mobile terminal, radio, communication function including voice, data and image, sending text information in up going direction as well as function for receiving audio broadcast and text broadcast through wireless broadcast frequency channel. Thus, the terminal can receives broadcasted text information sent by wireless broadcast provider. The invention provides technical device for interactive in real time between terminal user and wireless broadcast provider as well as new service in interactive mode.
Description
Technical field
The present invention relates to a kind of method that receives the portable terminal of wireless text broadcasting and handle the RTA Radio Text signal, belong to the mobile communication technology field.
Background technology
Chinese invention patent " the mobile phone " (patent No.: ZL98121515.7) disclose a kind of associated components such as digital processing control module that utilize mobile phone of applicant's development with radio function, integrated again broadcast receiver receiving circuit module, make mobile phone can receive the sound radio of radio station, realized one-object-many-purposes, become a novel mobile phone that has the digital tuning radio function concurrently, for the cellphone subscriber provides a new channel that obtains sound radio information, given full play to mobile phone as the multi-functional benefit of carrying appliance and electronic.
In recent years, new broadcast technology can make the broadcast listening person has used digital broadcast receiver to receive various text messages.And the text service that the broadcasting station provides also probably is free, because they can remedy the cost that text information services is provided by advertisement broadcasting.But.At present do not find that as yet the mobile phone that can receive the radio broadcasting text message is arranged on the market.Yet various countries mobile operator has nearly all seen in this new medium approach and is containing huge business opportunity.Many mobile devices manufacturing firm drops into the man power and material one after another this field is researched and developed, and in the hope of finding a kind of technical scheme, realizes the situation of radio broadcasting radio station and mobile operator doulbe-sides' victory.
The above-mentioned Chinese invention patent " mobile phone with radio function " of applicant's development can not receive and handle the text message that the radio broadcasting radio station sends equally, and the user can't obtain the RTA Radio Text information that the broadcasting station sends with this type mobile phone.How on the basis of this application for a patent for invention, continue to improve, enable to receive the information service of radio broadcasting text, becoming the applicant naturally needs the new project further researched and developed.
Summary of the invention
The purpose of this invention is to provide a kind of portable terminal that receives wireless text broadcasting, this portable terminal not only has the up sending function of its intrinsic information, also has the function that receives sound radio and text broadcasting by wireless radio channel, make this terminal can receive the various RTA Radio Text information that the radio broadcasting supplier sends, carry out the real-time, interactive of information for this terminal use and radio broadcasting supplier, and, the radio broadcasting supplier (broadcasts as the stock market information text for carrying out new interactive service, Music on Demand and other message program requests business such as (MOD, message on demand)) provides technical foundation.
Another object of the present invention provides the method that a kind of portable terminal that receives wireless text broadcasting is handled the RTA Radio Text signal, make that this portable terminal can be under the prerequisite that has portable terminal and radio function concurrently, the integrated again function by wireless radio channel reception and processing text broadcast message becomes a kind of multi-functional communication terminal.
The object of the present invention is achieved like this: a kind of portable terminal that receives wireless text broadcasting includes digital processing control module, display module, mobile terminal module and receiver circuit module; It is characterized in that: also include respectively and extract circuit module with the text that the digital processing control module is connected with the receiver circuit module.
Described text extracts circuit module and includes secondary filtering circuit, analog to digital conversion circuit, text decoder, described secondary filtering circuit connects the demodulation/filtering/amplifying circuit in the receiver circuit module, obtain intermediate-freuqncy signal thus, carry out the secondary filtering processing and obtain the text modulated signal stream, delivering to described analog to digital conversion circuit again changes, output textual number signal is to the text decoder, after text message after the decoding is delivered to described digital processing control module and handled, deliver to described display module again and show.
Described text extracts circuit module and further comprises the text display switch, described text display switch connects described digital processing control module, detect the text display switch in the digital processing control module and be in when closing, close the secondary filtering circuit, saves energy.
Described mobile terminal module is the control circuit module among mobile phone and the personal digital assistant PDA, comprise radio-frequency module, input module, D/A converter module, driver module, buzzer, microphone, loudspeaker, earphone mouth, and extract circuit module with described text and share analog to digital conversion circuit and text decoder.
Described text decoder is a stored text decoding software in the described digital processing control module.
Described receiver circuit module further comprises the channel selection button that is connected with the digital processing control module, the channel selection button that described digital processing control module is set according to the user, control the demodulation/filtering/amplifying circuit in the described receiver circuit module, carry out the text broadcasting channel and switch.
Another object of the present invention is achieved in that a kind of method that receives the portable terminal processing RTA Radio Text signal of wireless text broadcasting, it is characterized in that: mainly comprise following operating procedure:
A, detect whether output signal of secondary filtering circuit by the digital processing control module;
B, if the secondary filtering circuit output signal, start the text decoder, the digital broadcasting text message after the analog-to-digital conversion is deciphered processing, output RTA Radio Text information flow;
C, be provided with according to the user RTA Radio Text information do is shown or preserves and handle.
Before described steps A, further comprise the following steps:
Whether detect the text display switch by the digital processing control module opens;
If the text display switch is a closed condition, then digital processing control module is closed the secondary filtering circuit in the text extraction circuit module;
If the text display switch is an opening, the channel selection button that then digital processing control module is set according to the user, the demodulation/filtering/amplifying circuit in the control receiver circuit module carries out channel and switches, and receives RTA Radio Text information.
Described steps A further comprises the following steps:
A1, if the secondary filtering circuit do not have output signal, then digital processing control module is handled the Website page content, Email, note or other the non-RTA Radio Text information that receive;
A2, if detect the power requirement that the signal of secondary filtering circuit output does not reach setting, then digital processing control module is closed the text decoder, in order to avoid display module output mess code;
A3, if secondary filtering circuit normal output signal, then this output signal is admitted to analog to digital conversion circuit earlier and carries out analog-to-digital conversion process.
According to the user display mode that RTA Radio Text information is handled is set among the described step C and has three kinds: in display screen single file roll display topmost, in display screen single file roll display bottom, the full frame roll display of display screen.
The present invention is a kind of multi-functional mobile communication terminal device, portable terminal, digital tuning broadcast receiver with by the function collection that wireless radio channel receives the text broadcast message is one, has demonstrated fully convenient, flexible, the practical effect of carrying of electronic product.Voice, data, Image Communication function that this device not only has portable terminal can realize the up transmission of information; But again the news of broadcast listening radio station and TV station, opera, Chinese folk art forms, sports tournament is live or program such as frequency-modulated music, enriches the life of people's time in leisure or journey; Also can receive the various RTA Radio Text information that the radio broadcasting sender provides, realize the information realtime interactive between terminal use and the radio broadcasting sender, for some provide technical equipment such as new carrying out of interactive service such as Music on Demand, the broadcasting of stock market information text and other message program requests.Compare with the short message of short message that receives point-to-point and cell range broadcasting, performance advantage of the present invention is the text broadcast message that this device can receive a plurality of different broadcasting stations issues, and has bigger downlink capacity than the short message of point-to-point.
Circuit structure characteristics of the present invention are modularization, generalization degree height, make full use of digital processing control module, digital radio receiver circuit module and the peripheral display module thereof of portable terminal, increase a text again and extract circuit module and relevant application process software is suitably revised, just can realize every function of the present invention.Therefore circuit structure is simple, practical, reliable operation, stable.
Description of drawings
Fig. 1 is application for a patent for invention " mobile phone with radio function " (application number: circuit structure block diagram 98121515.7).
Fig. 2 is the circuit structure block diagram that the present invention can receive the portable terminal of wireless text broadcasting.
Fig. 3 is connection side's block diagram that Chinese version of the present invention extracts circuit module and digital processing control module and receiver circuit module.
Fig. 4 is that the present invention can receive the portable terminal of wireless text broadcasting to RTA Radio Text Signal Processing method flow diagram.
Fig. 5 utilizes portable terminal of the present invention and radio broadcasting radio station to carry out mutual embodiment flow chart.
Embodiment
Referring to Fig. 2 and Fig. 3, the present invention is a kind of portable terminal that receives wireless text broadcasting, comprise the mobile terminal component that constitutes by digital processing control module, radio-frequency module, LCD MODULE, keyboard input module, D/A converter module, analog-to-digital conversion module, driver module, buzzer, microphone, loudspeaker, earphone mouth, and the receiver circuit module, also include respectively and extract circuit module with the text that the digital processing control module is connected with the receiver circuit module.Its Chinese version extracts circuit module and includes secondary filtering circuit, analog to digital conversion circuit, text decoder and text display switch.The text is extracted analog to digital conversion circuit in the circuit module and text decoder can utilize respectively that the stored text decoding software substitutes it in analog-to-digital conversion module in the portable terminal and the digital processing control module.
Portable terminal shown in Fig. 2 is the circuit structure block diagram that contains the mobile phone of SIM card, if portable terminal is personal digital assistant PDA, SIM card has just been lacked in the difference of its circuit structure and Fig. 2.
Introduce the operation principle that the present invention received and handled the text broadcast message below in conjunction with Fig. 3 and Fig. 2:
The outer shielding conductor double as antenna of the external earphone in the receiver circuit module, the broadcast station signal that this earphone antenna receives, through demodulation filtering after amplifying circuit is processed into intermediate-freuqncy signal, one the tunnel becomes audio signal through the receiver circuit demodulation of frequency discriminator, send into driver module and carry out power amplification, output to loudspeaker or earphone again; The secondary filtering circuit that another road intermediate-freuqncy signal is delivered in the text extraction circuit module carries out Filtering Processing, obtain the RTA Radio Text modulated signal stream of low speed, deliver to analog to digital conversion circuit conversion again, output textual number signal is to the text decoder, after text message after the decoding is delivered to the digital processing control module and handled, deliver to display module again and show.
Referring to Fig. 4.The idiographic flow that digital processing control module among the present invention is controlled the whole flow process of text decoding is:
Whether (101) digital processing control module detects text broadcasting switch and opens; If text broadcasting switch is a closed condition, then digital processing control module is closed the secondary filtering circuit in the text extraction circuit module, with saves energy; If text broadcasting switch is an opening, the channel selection button that then digital processing control module is set according to the user, the demodulation/filtering/amplifying circuit in the control receiver circuit module carries out channel and switches, so that can receive RTA Radio Text information.And, under the situation that text broadcasting Presentation Function is set to open, if it is strong inadequately that analog to digital conversion circuit detects the signal of secondary filtering circuit output, to report the digital processing control module, close the text decoder, in order to avoid when a certain broadcasting station channel does not have the output of RTA Radio Text signal, display module output mess code.
(102) detect whether output signal of secondary filtering circuit by the digital processing control module, if the secondary filtering circuit does not have output signal, then digital processing control module control terminal display mode promptly is displayed in full screen processing to Website page content, Email, note or other the non-RTA Radio Text information that receives for full screen display; If secondary filtering circuit output signal, then digital processing control module are sent the RTA Radio Text information of output into analog to digital conversion circuit earlier and are carried out analog-to-digital conversion process.
(103) start decoding of software text or hardware text decoder, the digital broadcasting text message after the conversion is deciphered processing.
(104) output RTA Radio Text information flows to the digital processing control module.
(105) digital processing control module is provided with according to the user RTA Radio Text information flow is shown and/or preserves processing, usually the display mode to the text broadcast message has three kinds: in display screen the top single file roll display, in display screen single file roll display bottom, the full frame roll display of display screen.
The user can carry out the switching of broadcasting channel and the Presentation Function of its text broadcast message of On/Off is set by special channel selection button on the portable terminal of the present invention or software, by of the operation of digital processing control module according to the user channel button, the control demodulation filtering amplifying circuit carry out channel and switch.At this moment, the text broadcasting channel will followed the voice broadcast service channel and switched.Under the situation of close in the voice broadcast service function, the text display function being opened, the digital processing control module can be according to the operation of user channel selector button, the control demodulation filtering amplifying circuit, proceed channel and switch, to guarantee the switching and the reception of text broadcasting channel.And, as long as unlatching text broadcast capability and this channel have text message broadcasting, just show the content of text broadcast message on the display module of the present invention always.Under the situation that the text broadcast capability does not start, the information that mobile terminal module receives can use all row (for example N is capable) on its display screen to show relevant information; Under the situation of opening the text broadcast capability, the text broadcast will be in the top of mobile terminal display screen or delegation's serial roll display bottom, and the out of Memory that receives by portable terminal can only use (N-1) row display screen display message.The user also can select to be displayed in full screen RTA Radio Text information.
The user can start the memory function of the RTA Radio Text information of portable terminal of the present invention by software setting or specific button, the RTA Radio Text information that storage receives, and after receiving, close this information storage function.The user can do further processing to stored text information, for example the content of preserving is sent or the like by short message.
The following simple example explanation situation that practices of the present invention:
The user utilizes the text broadcast capability of portable terminal of the present invention can watch the text message of radio broadcasting radio station or company's issue, as TV guide, stock market's text message, friend-making information, chat message etc.With the Music on Demand is example: if the user wants to carry out Music on Demand or wants to broadcast a piece of news, can be by keyboard input module input IP Information On Demand, correlation module (can use various types of portable terminals such as GSM, CDMA, 3G, WLAN, PHS) by portable terminal uses short message or other wireless data services (as radio-circuit domain data service, packet radio domain data service etc.) that this message is sent on radio broadcasting company specific (short message) number or server again, is handled by corresponding software or personnel.If the program request success is then broadcasted away by text message, perhaps notify program request person the message of program request person's success program request by short message or other packet radio technology.The user uses portable terminal of the present invention and radio broadcasting radio station to carry out mutual embodiment flow process as shown in Figure 5, repeats no more here. represents the relation of " logic OR " among the figure, and represents the relation of " logical AND ".
When enterprise carries out the activity of question and answer or advertising results investigation etc. with lottery, can use the broadcasting station to issue question-and-answer problem by digital text broadcasting, the user answers after the relevant issues, use portable terminal of the present invention that answer is gone back to radio station or specified server transmission by the mobile network, radio station or enterprise can carry out Treatment Analysis to these text messages, obtain a result, and the prize-winning situation of user is arrived the user by the text broadcast announcement.
Claims (10)
1, a kind of portable terminal that receives wireless text broadcasting includes digital processing control module, display module, mobile terminal module and receiver circuit module; It is characterized in that: also include respectively and extract circuit module with the text that the digital processing control module is connected with the receiver circuit module.
2, portable terminal according to claim 1, it is characterized in that: described text extracts circuit module and includes the secondary filtering circuit, analog to digital conversion circuit, the text decoder, described secondary filtering circuit connects the demodulation/filtering/amplifying circuit in the receiver circuit module, obtain intermediate-freuqncy signal thus, carry out the secondary filtering processing and obtain the text modulated signal stream, delivering to described analog to digital conversion circuit again changes, output textual number signal is to the text decoder, after text message after the decoding is delivered to described digital processing control module and handled, deliver to described display module again and show.
3, portable terminal according to claim 2, it is characterized in that: described text extracts circuit module and further comprises the text display switch, described text display switch connects described digital processing control module, detecting the text display switch in the digital processing control module is in when closing, close the secondary filtering circuit, saves energy.
4, portable terminal according to claim 1, it is characterized in that: described mobile terminal module is the control circuit module among mobile phone and the personal digital assistant PDA, comprise radio-frequency module, input module, D/A converter module, driver module, buzzer, microphone, loudspeaker, earphone mouth, and extract circuit module with described text and share analog to digital conversion circuit and text decoder.
5, portable terminal according to claim 2 is characterized in that: described text decoder is a stored text decoding software in the described digital processing control module.
6, portable terminal according to claim 1, it is characterized in that: described receiver circuit module further comprises the channel selection button that is connected with the digital processing control module, the channel selection button that described digital processing control module is set according to the user, control the demodulation/filtering/amplifying circuit in the described receiver circuit module, carry out the text broadcasting channel and switch.
7, a kind of portable terminal that receives wireless text broadcasting is handled the method for RTA Radio Text signal, it is characterized in that: mainly comprise following operating procedure:
A, detect whether output signal of secondary filtering circuit by the digital processing control module;
B, if the secondary filtering circuit output signal, start the text decoder, the digital broadcasting text message after the analog-to-digital conversion is deciphered processing, output RTA Radio Text information flow;
C, be provided with according to the user RTA Radio Text information do is shown or preserves and handle.
8, portable terminal according to claim 7 is handled the method for RTA Radio Text signal, it is characterized in that: further comprised the following steps: before described steps A
Whether detect the text display switch by the digital processing control module opens;
If the text display switch is a closed condition, then digital processing control module is closed the secondary filtering circuit in the text extraction circuit module;
If the text display switch is an opening, the channel selection button that then digital processing control module is set according to the user, the demodulation/filtering/amplifying circuit in the control receiver circuit module carries out channel and switches, and receives RTA Radio Text information.
9, portable terminal according to claim 7 is handled the method for RTA Radio Text signal, and it is characterized in that: described steps A further comprises the following steps:
A1, if the secondary filtering circuit do not have output signal, then digital processing control module is handled the Website page content, Email, note or other the non-RTA Radio Text information that receive;
A2, if detect the power requirement that the signal of secondary filtering circuit output does not reach setting, then digital processing control module is closed the text decoder, in order to avoid display module output mess code;
A3, if secondary filtering circuit normal output signal, then this output signal is admitted to analog to digital conversion circuit earlier and carries out analog-to-digital conversion process.
10, portable terminal according to claim 7 is handled the method for RTA Radio Text signal, it is characterized in that: according to the user display mode that RTA Radio Text information is handled being set among the described step C has three kinds: in display screen the top single file roll display, in display screen single file roll display bottom, the full frame roll display of display screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB031499570A CN1330202C (en) | 2003-07-31 | 2003-07-31 | Mobile terminal capable of receiving wireless context broadcasting and its method for processing signal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB031499570A CN1330202C (en) | 2003-07-31 | 2003-07-31 | Mobile terminal capable of receiving wireless context broadcasting and its method for processing signal |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1582029A true CN1582029A (en) | 2005-02-16 |
| CN1330202C CN1330202C (en) | 2007-08-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB031499570A Expired - Fee Related CN1330202C (en) | 2003-07-31 | 2003-07-31 | Mobile terminal capable of receiving wireless context broadcasting and its method for processing signal |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7826789B2 (en) | 2007-01-08 | 2010-11-02 | Sony Ericsson Mobile Communications Ab | System and method for interactive broadcasting |
| CN101267589B (en) * | 2007-03-14 | 2013-03-13 | 中国移动通信集团公司 | System and method for realizing interactive service |
| CN105245800A (en) * | 2015-10-30 | 2016-01-13 | 宁波萨瑞通讯有限公司 | Playing method and system of radio data system, and radio player |
| CN109379155A (en) * | 2018-11-24 | 2019-02-22 | 合肥龙泊信息科技有限公司 | A kind of emergency broadcase system having teletext self-checking function |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1251008A (en) * | 1998-10-08 | 2000-04-19 | 深圳市华为技术有限公司 | Mobile telephone with radio function |
| GB2365682B (en) * | 2000-04-05 | 2004-09-01 | Motorola Inc | Method of operation of a communication system |
| CN1110218C (en) * | 2000-04-20 | 2003-05-28 | 深圳市中兴通讯股份有限公司 | Mobile telephone with radio function |
-
2003
- 2003-07-31 CN CNB031499570A patent/CN1330202C/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7826789B2 (en) | 2007-01-08 | 2010-11-02 | Sony Ericsson Mobile Communications Ab | System and method for interactive broadcasting |
| CN101267589B (en) * | 2007-03-14 | 2013-03-13 | 中国移动通信集团公司 | System and method for realizing interactive service |
| CN105245800A (en) * | 2015-10-30 | 2016-01-13 | 宁波萨瑞通讯有限公司 | Playing method and system of radio data system, and radio player |
| CN109379155A (en) * | 2018-11-24 | 2019-02-22 | 合肥龙泊信息科技有限公司 | A kind of emergency broadcase system having teletext self-checking function |
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| Publication number | Publication date |
|---|---|
| CN1330202C (en) | 2007-08-01 |
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