CN1870675A - Mobile communication terminal with voice transmitting-receiving function by fm module and operating method thereof - Google Patents
Mobile communication terminal with voice transmitting-receiving function by fm module and operating method thereof Download PDFInfo
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- CN1870675A CN1870675A CNA2006100749453A CN200610074945A CN1870675A CN 1870675 A CN1870675 A CN 1870675A CN A2006100749453 A CNA2006100749453 A CN A2006100749453A CN 200610074945 A CN200610074945 A CN 200610074945A CN 1870675 A CN1870675 A CN 1870675A
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- speech data
- mobile communication
- communication terminal
- ptt
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/40—Circuits
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/06—Selective distribution of broadcast services, e.g. multimedia broadcast multicast service [MBMS]; Services to user groups; One-way selective calling services
- H04W4/10—Push-to-Talk [PTT] or Push-On-Call services
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
- H04W88/02—Terminal devices
Abstract
This invention relates to a mobile communication terminal using FM modules to generating and receiving speeches and its operating method. The invention is characteristic at that it is comprised of microphone, loudspeaker, radio part for modulating generated or received speech data FM to settled frequency; and control unit for transmitting the speech data by means of the radio and then outputting the speech data to the loudspeaker. The invention has functions as follows: consumers can set FM frequency band through the invention, and PTT communication can be processed outside PTT service areas, also the mobile communication terminal is more portable and movable by means of the PTT service.
Description
Technical field
The present invention relates to be undertaken by the FM module mobile communication terminal and the method for operating thereof of voice transmitting-receiving, particularly, (Push-To-Talk: PTT) actuating signal of button is converted to the PTT pattern, and utilizes the FM frequency band that the voice signal of input and output is received and dispatched operation according to PTT.
Background technology
In general, PTT refers to a kind of instant trustworthy historical record service identical with wireless radio service, it can be pinned, and switch is spoken and the communication of can simply conversing immediately, makes when the stand-by time with general mobile communication terminal compares, and very fast communication service relatively can be provided.Under the situation of wireless radio service that with the group is object, promptly, many people receive the content that a people speaks by mobile communication terminal by mobile communication terminal separately, after the talk path of setting between the group, can converse mutually by the talk path of above-mentioned setting.
And, in the mobile communication terminal that utilizes the PTT service of prior art, use hands-free device by the FM broadcast receiver of installing on the vehicle, or external audio device used as loud speaker by the FM radio function.
But, in the PTT of the mobile communication terminal of prior art mode service, because audio devices around using or the FM broadcast receiver in the vehicle reduce its portability or property applied flexibly.In addition, mainly provide, do not make when in corresponding area, not providing service and can't use above-mentioned PTT function by the service provider in above-mentioned PTT service.
Summary of the invention
Solve above-mentioned problems of the prior art for making, the object of the present invention is to provide a kind of mobile communication terminal and method of operating thereof that can carry out voice transmitting-receiving by the FM module, in the present invention, to use the FM frequency band that the voice signal of input and output is received and dispatched, thus can be by the operation of PTT function simple realization voice transmitting-receiving.
Achieve the above object for making, the mobile communication terminal that can carry out voice transmitting-receiving by the FM module among the present invention is characterized in that, includes following several sections: microphone; Loud speaker; Radio section, it is used for the speech data FM of transmitting-receiving is modulated to the frequency of setting; Control part, it makes the speech data that is input to above-mentioned microphone transmit by above-mentioned radio section, and makes the speech data that receives by above-mentioned radio section output to above-mentioned loud speaker.
And, achieve the above object for making, the method of operating that can carry out the mobile communication terminal of voice transmitting-receiving among the present invention by the FM module, it is characterized in that, include following several steps: the 1st step, set the PTT button and when the PTT button operation takes place, mobile communication terminal will be converted to the PTT pattern; The 2nd step, when above-mentioned PTT button operation takes place, the speech data that is input to microphone will be modulated to the FM frequency and transmit; The 3rd step, under the situation that above-mentioned PTT button operation does not take place, the speech data that conversion is received is also exported to loud speaker.
According to the mobile communication terminal and the method for operating thereof that can carry out voice transmitting-receiving among aforesaid the present invention by the FM module, make to be converted to the PTT pattern according to the actuating signal of PTT button, and the voice signal of input and output is modulated to the FM frequency receives and dispatches.Thus, the user can set the FM frequency band by the present invention, and make the influence that is not subjected to PTT service corresponding area and can carry out the PTT telephone operation, and by using the bigger portability of mobile communication terminal and the property applied flexibly of having improved of above-mentioned PTT service.
Description of drawings
Fig. 1 is the block diagram of the structure of the mobile communication terminal among the present invention;
Fig. 2 A, Fig. 2 B are the flow charts of the PTT method of operating of the mobile communication terminal among the present invention.
Wherein, Reference numeral:
10 microphones, 20 loud speakers
30 radio sections, 31 FM modulation portion
32 enlarging sections, 33 antennas
40 key input parts, 50 speech processes portions
60 control parts, 61 data processing divisions
62 frequency setting portions, 70 memories
80 display parts
Embodiment
With reference to the accompanying drawings the useful embodiment among the present invention is described, wherein, Fig. 1 is the block diagram of the structure of the mobile communication terminal among the present invention.
As shown in Figure 1, the mobile communication terminal that can carry out voice transmitting-receiving among the present invention by the FM module, it includes following several sections: microphone 10; Loud speaker 20; Radio section 30, it is used for speech data FM with input and output and is modulated to the frequency of setting and receives and dispatches; Key input part 40, it is provided with a plurality of buttons that comprise the PTT button, and carries out the key input operation according to the signal of receiving; Speech processes portion 50, it is used to change the speech data of input and output; Control part 60, when above-mentioned key input part 40 transmitted the actuating signal of PTT button, it controlled the speech data of above-mentioned radio section 30 transmitting-receiving input and output.
And, also include in the above-mentioned mobile communication terminal: memory 70, it is used to store the frequency data of mobile communication terminal and the FM frequency data of receiving and dispatching by above-mentioned radio section 30; Display part 80, the frequency data that it is used for setting by above-mentioned control part 60 are presented at the picture of above-mentioned mobile communication terminal.
Include in the above-mentioned radio section 30: FM modulation portion 31, it will be modulated to the FM frequency by the speech data of above-mentioned control part 60 input and output; Enlarging section 32, it amplifies the speech data of above-mentioned modulation with set multiple; Antenna 33, it is used to receive and dispatch the above-mentioned speech data that amplifies.
Wherein, be built-in with A/D converter in the above-mentioned FM modulation portion 31, above-mentioned A/D converter is used to change the speech data that is converted to the input of PTT pattern by above-mentioned control part 60, after changing above-mentioned speech data, it is modulated to frequency modulation (turning) the FM frequency of above-mentioned setting by above-mentioned A/D converter.At this moment, above-mentioned A/D converter will carry out digital-to-analogue conversion to the speech data by above-mentioned control part 60 inputs.
And the speech data that above-mentioned FM modulation portion 31 will receive by above-mentioned antenna 33 is from the analog signal conversion to the digital signal.
The speech data that is modulated to the FM frequency in the above-mentioned FM modulation portion 31 is amplified in above-mentioned enlarging section 32 with set size.Wherein, under the situation of the above-mentioned speech data of wireless receiving and dispatching, have comparatively serious decay or noise phenomenon during with the Wireline comparison.Therefore, when the wireless receiving and dispatching speech data, amplify above-mentioned speech data with set size for making above-mentioned decay of minimizing or noise phenomenon.
Above-mentioned antenna 33 is received and dispatched the speech data that amplifies in the above-mentioned enlarging section 32 by the FM frequency band of setting.
In above-mentioned key input part 40, the user sets a PTT button arbitrarily in a plurality of buttons, makes when the button operation of the PTT button that above-mentioned setting takes place, and above-mentioned key input part 40 will be imported the corresponding action signal.
And in the button operation of the PTT button that above-mentioned setting takes place, above-mentioned key input part 40 will transmit the PTT actuating signal that is used to be converted to the PTT pattern to above-mentioned control part 60.For example, by long PTT button, make to above-mentioned control part 60 and transmit the actuating signal that is used to be converted to the PTT pattern in the above-mentioned key input part 40 by above-mentioned setting.And, also can press the PTT button of above-mentioned setting by twice weak point, make to above-mentioned control part 60 and transmit the actuating signal that is used to be converted to the PTT pattern.
The speech data that above-mentioned speech processes portion 50 is used to change by above-mentioned microphone 10 and 20 input and output of above-mentioned loud speaker.At this moment, above-mentioned speech processes portion 50 will be a digital signal by the analog signal conversion of above-mentioned microphone 10 inputs, and, will be converted to analog signal by the digital signal that above-mentioned radio section 30 receives, and will export to the outside by above-mentioned loud speaker 20.
In addition, include in the above-mentioned control part 60: data processing division 61, under the situation of the actuating signal of the PTT button that receives above-mentioned key input part 40, it is used for deal with data makes the speech data of input and output receive and dispatch by above-mentioned radio section 30; Frequency setting portion 62, it is used to set frequency modulation (turning) frequency by the speech data of above-mentioned radio section 30 transmitting-receivings.
And when receiving the actuating signal of above-mentioned PTT button, above-mentioned control part 60 will be controlled above-mentioned mobile communication terminal and be converted to the PTT pattern.Under the situation that is converted to the PTT pattern, will receive and dispatch by above-mentioned radio section 30 by the speech data of above-mentioned microphone 10 and 20 input and output of above-mentioned loud speaker.
Above-mentioned data processing division 61 is used to control according to the speech data of the actuating signal input of above-mentioned PTT button and the speech data of output.Have when input under the situation of actuating signal of above-mentioned PTT button, above-mentioned control part 60 will make above-mentioned mobile communication terminal be converted to the PTT pattern.Under above-mentioned PTT pattern, control only makes the speech data input under the situation of the actuating signal that receives above-mentioned PTT button, and, under the situation of the actuating signal that does not receive the PTT button, will the speech data that receive by above-mentioned radio section 30 be exported by above-mentioned loud speaker 20.
The FM frequency of storage in the above-mentioned memory 70 of said frequencies configuration part 62 retrievals, and setting is by the modulation frequency of the speech data of above-mentioned radio section 30 transmitting-receivings.At this moment, under the situation consistent with the frequency modulation frequency band of setting, will export by above-mentioned loud speaker 20 by the speech data that above-mentioned radio section 30 receives by the speech data of above-mentioned radio section 30 transmitting-receivings.
Above-mentioned display part 80 is used for the modulation frequency that said frequencies configuration part 62 is set is presented in the picture.
Action among the present invention that as above structure is constituted describes below, and wherein, Fig. 2 A, Fig. 2 B are the flow charts of the PTT method of operating of the mobile communication terminal among the present invention.
Shown in Fig. 2 A, may further comprise the steps:
Step S1 sets the PTF button in a plurality of buttons, and when the button operation of PTT button of above-mentioned setting takes place, mobile communication terminal will be converted to the PTT pattern.For example, when length is pressed the PTT button of above-mentioned setting, will transmit actuating signal and make mobile communication terminal be converted to the PTT pattern; Or, when weak point is pressed the PTT button of twice above-mentioned setting, make above-mentioned mobile communication terminal be converted to the PTT pattern.
Step S2 when being converted to above-mentioned PTT pattern, will import speech data by microphone.At this moment, under the state of the actuating signal of the PTT button that receives above-mentioned setting, make by above-mentioned microphone input speech data.
Step S3 then, is a digital signal with the analog signal conversion of the speech data of above-mentioned input.
Step S4, and, set the frequency band of the wireless frequency modulation of the speech data be used for above-mentioned conversion, that is, set the FM frequency band for making the speech data of receiving and dispatching above-mentioned conversion by above-mentioned radio section.
Step S5 then, carries out the FM modulation according to above-mentioned setpoint frequency to speech data, at this moment, will the speech data of setting by control part be carried out conversion of signals and be modulated to the FM frequency.
Step S6, step S7, then, the speech data of the above-mentioned FM of being modulated to frequency band is amplified with set size and transmit, at this moment, the decay or the noise that take place when making inhibition transmit above-mentioned speech data by above-mentioned radio section amplify the speech data that makes the above-mentioned FM of being modulated to frequency and transmit with set size.
Shown in Fig. 2 B, under the situation of the actuating signal of the PTT button that does not receive above-mentioned setting, may further comprise the steps:
Step S8 receives speech data.For example, be transformed at mobile communication terminal under the situation of above-mentioned PTT pattern, when not receiving the actuating signal of above-mentioned PTT button, will receive speech data by the antenna of above-mentioned radio section.
Step S9 then, is modulated to the FM frequency band with the above-mentioned speech data that receives.
Step S10 then, is converted to analog signal with the speech data of above-mentioned modulation from digital signal.
Step S11, and the speech data of above-mentioned conversion exported by above-mentioned loud speaker.
As mentioned above, be set at above-mentioned mobile communication terminal under the situation of PTT pattern, make speech data be modulated to the FM frequency and can carry out wireless receiving and dispatching by above-mentioned microphone and loud speaker input and output according to the actuating signal of PTT button.
Certainly; the present invention also can have other various embodiments; under the situation that does not deviate from spirit of the present invention and essence thereof; being familiar with those of ordinary skill in the art ought can make various corresponding changes and distortion according to the present invention, but these corresponding changes and distortion all should belong to the protection range of the appended claim of the present invention.
Claims (9)
1. the mobile communication terminal that can carry out data transmit-receive by the FM module is characterized in that, includes:
Microphone;
Loud speaker;
Radio section, it is used for the speech data FM of transmitting-receiving is modulated to the frequency of setting;
Control part, it makes the speech data that is input to above-mentioned microphone transmit by above-mentioned radio section, and makes the speech data that receives by above-mentioned radio section output to above-mentioned loud speaker.
2. the mobile communication terminal that can carry out data transmit-receive by the FM module according to claim 1 is characterized in that, also includes:
The PTT button, when carrying out button operation, it transmits actuating signal makes the speech data of input and output receive and dispatch by above-mentioned radio section.
3. according to claim 1, the 2 described mobile communication terminals that can carry out data transmit-receive, it is characterized in that, include in the above-mentioned control part by the FM module:
Frequency setting portion, it is used to set the modulation frequency by the speech data of above-mentioned radio section transmitting-receiving;
Data processing division, under the situation of the actuating signal that receives above-mentioned PTT button, it is used for deal with data makes the speech data of input and output receive and dispatch by above-mentioned radio section.
4. the mobile communication terminal that can carry out data transmit-receive by the FM module according to claim 2 is characterized in that:
Under the situation of the actuating signal that receives the PTT button, above-mentioned control part control mobile communication terminal is transformed into the PTT pattern.
5. the mobile communication terminal that can carry out data transmit-receive by the FM module according to claim 1 is characterized in that, includes in the above-mentioned radio section:
The FM modulation portion, it is used for the speech data of input and output is modulated to the FM frequency;
Signal amplifying part, it is used to amplify the above-mentioned speech data of modulating;
Antenna, it is used to receive and dispatch the above-mentioned speech data that amplifies.
6. the mobile communication terminal that can carry out data transmit-receive by the FM module according to claim 5 is characterized in that
The A/D converter that includes the speech data that is used to change input and output in the above-mentioned FM modulation portion.
7. the method for operating that can carry out the mobile communication terminal of voice transmitting-receiving by the FM module is characterized in that, includes:
The 1st step is set the PTT button and when the PTT button operation takes place, mobile communication terminal will be converted to the PTT pattern;
The 2nd step, when above-mentioned PTT button operation takes place, the speech data that is input to microphone will be modulated to the FM frequency and transmit;
The 3rd step, under the situation that above-mentioned PTT button operation does not take place, the speech data that conversion is received is also exported to loud speaker.
8. the method for operating that can carry out the mobile communication terminal of voice transmitting-receiving by the FM module according to claim 7 is characterized in that, includes in above-mentioned the 1st step:
The 1st process is set the PTT button in a plurality of buttons of mobile communication terminal;
The 2nd process when the button operation of the PTT button that above-mentioned setting takes place, will be converted to the PTT pattern.
9. the method for operating that can carry out the mobile communication terminal of voice transmitting-receiving by the FM module according to claim 7 is characterized in that, includes in above-mentioned the 2nd step:
The 3rd process when the button operation of PTT button takes place, will be imported voice;
The 4th process is changed the speech data of above-mentioned input;
The 5th process is set the modulation frequency of the speech data be used to receive and dispatch above-mentioned conversion;
The 6th process is modulated to the FM frequency with the speech data of setting above-mentioned modulation frequency;
The 7th process is amplified the speech data of above-mentioned modulation and is transmitted.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020050044099A KR20060122107A (en) | 2005-05-25 | 2005-05-25 | Mobile communication terminal with frequency modulation and its operating method |
| KR1020050044099 | 2005-05-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1870675A true CN1870675A (en) | 2006-11-29 |
Family
ID=37444217
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2006100749453A Pending CN1870675A (en) | 2005-05-25 | 2006-04-25 | Mobile communication terminal with voice transmitting-receiving function by fm module and operating method thereof |
Country Status (2)
| Country | Link |
|---|---|
| KR (1) | KR20060122107A (en) |
| CN (1) | CN1870675A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101262237B (en) * | 2008-04-25 | 2012-02-08 | 中兴通讯股份有限公司 | FM device for handheld mobile device |
| CN104113633A (en) * | 2013-04-22 | 2014-10-22 | 联想移动通信科技有限公司 | Method for realizing communication between mobile terminals by use of FM and mobile terminal |
| CN104284100A (en) * | 2013-07-05 | 2015-01-14 | 宏正自动科技股份有限公司 | Distributed video control system and distributed video control method |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8982885B2 (en) | 2012-10-23 | 2015-03-17 | Qualcomm Incorporated | Using FM/AM radio and cellular technology to support interactive group communication for large number of users |
-
2005
- 2005-05-25 KR KR1020050044099A patent/KR20060122107A/en not_active Application Discontinuation
-
2006
- 2006-04-25 CN CNA2006100749453A patent/CN1870675A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101262237B (en) * | 2008-04-25 | 2012-02-08 | 中兴通讯股份有限公司 | FM device for handheld mobile device |
| CN104113633A (en) * | 2013-04-22 | 2014-10-22 | 联想移动通信科技有限公司 | Method for realizing communication between mobile terminals by use of FM and mobile terminal |
| CN104113633B (en) * | 2013-04-22 | 2016-05-11 | 联想移动通信科技有限公司 | Utilize FM to realize method and the mobile terminal of communication between mobile terminal |
| CN104284100A (en) * | 2013-07-05 | 2015-01-14 | 宏正自动科技股份有限公司 | Distributed video control system and distributed video control method |
| CN104284100B (en) * | 2013-07-05 | 2017-10-24 | 宏正自动科技股份有限公司 | Distributed video control system and distributed video control method |
Also Published As
| Publication number | Publication date |
|---|---|
| KR20060122107A (en) | 2006-11-30 |
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Open date: 20061129 |