CN1825863A - Mobile communication terminal using shortcut key dialing function of earphone microphone and using method - Google Patents

Mobile communication terminal using shortcut key dialing function of earphone microphone and using method Download PDF

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Publication number
CN1825863A
CN1825863A CNA2005101168655A CN200510116865A CN1825863A CN 1825863 A CN1825863 A CN 1825863A CN A2005101168655 A CNA2005101168655 A CN A2005101168655A CN 200510116865 A CN200510116865 A CN 200510116865A CN 1825863 A CN1825863 A CN 1825863A
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CN
China
Prior art keywords
signal
dialing
dial
shortcut key
shortcut
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CNA2005101168655A
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Chinese (zh)
Inventor
南炅秀
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
LG Electronics China Research and Development Center Co Ltd
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LG Electronics China Research and Development Center Co Ltd
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Filing date
Publication date
Application filed by LG Electronics China Research and Development Center Co Ltd filed Critical LG Electronics China Research and Development Center Co Ltd
Publication of CN1825863A publication Critical patent/CN1825863A/en
Pending legal-status Critical Current

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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04MTELEPHONIC COMMUNICATION
    • H04M1/00Substation equipment, e.g. for use by subscribers
    • H04M1/60Substation equipment, e.g. for use by subscribers including speech amplifiers
    • H04M1/6033Substation equipment, e.g. for use by subscribers including speech amplifiers for providing handsfree use or a loudspeaker mode in telephone sets
    • H04M1/6041Portable telephones adapted for handsfree use
    • H04M1/6058Portable telephones adapted for handsfree use involving the use of a headset accessory device connected to the portable telephone
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04MTELEPHONIC COMMUNICATION
    • H04M1/00Substation equipment, e.g. for use by subscribers
    • H04M1/02Constructional features of telephone sets
    • H04M1/23Construction or mounting of dials or of equivalent devices; Means for facilitating the use thereof
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04MTELEPHONIC COMMUNICATION
    • H04M1/00Substation equipment, e.g. for use by subscribers
    • H04M1/72Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
    • H04M1/724User interfaces specially adapted for cordless or mobile telephones
    • H04M1/72475User interfaces specially adapted for cordless or mobile telephones specially adapted for disabled users
    • H04M1/72481User interfaces specially adapted for cordless or mobile telephones specially adapted for disabled users for visually impaired users

Abstract

The invention relates to a mobile communication terminal with quick dial function of microphone of earphone, and relative method, wherein said terminal comprises: a memory part for storing the telephone number relative to the dial number; a timer for testing the dial time of quick dial key; a signal judger for comparing the dial time tested by timer with preset reference time, to judge if it dial signal or communication signal; a search output part for checking and outputting the telephone number stored in memory part, based on the times of dial signal, when it is communication signal; a control part for controlling the communication of quick dial. The invention can avoid turn one the sliding covers of mobile communication terminal to dial with quick dial button.

Description

Utilize the mobile communication terminal and the method for the shortcut key dialing function of ear microphone
Technical field
The present invention relates to the technology of mobile communication terminal, particularly a kind of mobile communication terminal and method of utilizing the shortcut key dialing function of ear microphone need do not opened renovating and cover of mobile communication terminal, can use shortcut key dialing function to dial yet.
Background technology
General mobile communication terminal from family to carrying, it is of wide application, often with mobile communication terminal, mobile phone, cellular handset, individual's session services (PCS:Personal CommunicationsServices Phone) mobile phone, mobile phone (Mobile telephone), the personal handy phone, wireless communication terminal (Wireless Communication Terminal), WAP (wireless application protocol) (WAP:Wireless Application Protocol) mobile phone, personal digital assistant (PDA:PersonalDigital Assistance) terminal, various ways such as international mobile communication (IMT2000:International MobileTelecommunications 2000) terminal are used, they are to carry with the other side the individual to carry out voice call, carry out voice and video calling simultaneously, transmit information such as Wordn short message, connect network (Internet), receive the means of communication easily that often contacts in the send Email daily lifes such as (E-Mail), popularized widely in the recent period, and its development speed is also very fast, and the development pattern is also a lot.
This mobile communication terminal has shortcut key dialing function usually.This function is meant, the user will dial under the situation of telephone number of the telephone directory book that is stored in the mobile communication terminal that oneself uses, for example, when dialing the telephone number that is stored in the telephone directory book No. 5, need not press the corresponding phone number one by one, and press No. 5 keys of certain hour, just can dial the telephone number that is stored in No. 5 keys.And mobile communication terminal is owing to often portably using in daily life, so developed into the type that is easy to carry, uses with multiple purpose more easily.The user is carrying two hands such as thing, reading, steered vehicle under the situation of use, for utilizing microphone mobile phone/earphone (being designated hereinafter simply as " ear microphone ") with the conversation of hands-free (Hands-Free) state.For example, the user is connected ear microphone in the ear microphone connecting portion of mobile communication terminal, if having the people to call just to utilize ear microphone to receive calls or end of conversation just can be hung up the telephone.
This ear microphone is connected mobile communication terminal usually, receive power supply and operate from the battery of mobile communication terminal, the user receives calls or when finishing to converse, does not need to lift mobile communication terminal with hand, also can converse easily or hang up the telephone with hands-free state.
But, the installation of using at present can the dismounting ear microphone mobile communication terminal have following problem: if press the shortcut talk button of ear microphone, just can redial nearest conversation telephone number automatically and connect conversation, in order to dial other number of the telephone number that is not to converse recently, the user must open renovating of mobile communication terminal or cover is imported the number that will dial one by one.
Summary of the invention
The object of the present invention is to provide a kind of mobile communication terminal and method of utilizing the shortcut key dialing function of ear microphone, need not open renovating or cover of mobile communication terminal, also can utilize the shortcut talk button of ear microphone, use shortcut key dialing function to dial.
Another object of the present invention is to provide a kind of mobile communication terminal and method of utilizing the shortcut key dialing function of ear microphone, when using mobile communication terminal in driving or in moving, perhaps be visually impaired person or be inconvenient to operate under the situations such as user of keypad the user, owing to use the shortcut talk button of ear microphone, can use functions of shortcut key to dial easily.
The invention provides a kind of mobile communication terminal that utilizes the shortcut key dialing function of ear microphone, the mobile communication terminal that utilizes the ear microphone possess the shortcut talk button to communicate comprises following several sections:
Storage part is stored the telephone number corresponding with shortcut key dialing;
Timer is measured dial-out time of described shortcut talk button;
The signal judging part will be compared by the dial-out time of described timer mensuration and set fiducial time, and judgement is which signal in dialing signal and the conversation signal;
The retrieval efferent, when described signal judging part be judged as described conversation signal the time, according to the frequency of dialing signal, the telephone number that retrieval output is corresponding with the shortcut key dialing that is stored in described storage part;
Control part, control use described shortcut key dialing to converse.
The described dial-out time is judged as dialing signal when not surpassing fiducial time, when surpassing fiducial time, be judged as the air time.
Be 2 seconds described fiducial time.
Be divided into first fiducial time and second fiducial time described fiducial time, the described dial-out time is not judged as dialing signal when surpassing for first fiducial time, and the described dial-out time is judged as the air time when surpassing for second fiducial time.
Be 2 seconds described first fiducial time, and be 3 seconds second fiducial time.
The method that the present invention also provides a kind of embodiment to utilize the shortcut key dialing function of ear microphone comprises following several steps:
The signal generation step, according to the dial-out of shortcut talk button so that signal to take place;
The signal determining step compares the dial-out time of described shortcut talk button and set fiducial time, and judgement is which signal in dialing signal and the conversation signal;
The continuous signal searching step takes place, if described signal is judged as dialing signal, whether retrieval continuous signal takes place;
The continuous signal determining step judges that described continuous signal is described dialing signal or conversation signal;
Shortcut key dialing retrieval output step, if described signal is judged as conversation signal, then according to the dial-out number of times of described dialing signal, the telephone number corresponding with the shortcut key dialing of pre-stored exported in retrieval;
The conversation Connection Step is carried out conversation to the telephone number corresponding with described shortcut key dialing and is connected.
The described dial-out time is judged as dialing signal when not surpassing fiducial time, when surpassing fiducial time, be judged as conversation signal.
Beneficial effect of the present invention is, need not open renovating or cover of mobile communication terminal, just can utilize the shortcut talk button of ear microphone, uses shortcut key dialing function to dial.
When using mobile communication terminal in driving or in moving, or be visually impaired person or be inconvenient to operate under the situations such as user of keypad,, can use functions of shortcut key to dial easily owing to the shortcut talk button of use ear microphone the user.
Description of drawings
Fig. 1 is the oblique view of mobile communication terminal of the present invention and ear microphone;
Fig. 2 is the simple structure chart of mobile communication terminal of the present invention;
Fig. 3 is the block diagram of the major part of mobile communication terminal of the present invention;
Fig. 4 a is the state diagram that redials operation that utilizes the shortcut talk button of ear microphone;
Fig. 4 b is the mode of operation figure of shortcut key dialing function that utilizes the shortcut talk button of ear microphone;
Fig. 5 is the flow chart of the shortcut key dialing function of execution mobile communication terminal of the present invention;
Fig. 6 is the sequence of steps figure of the shortcut key dialing function of execution mobile communication terminal of the present invention.
The symbol description * * * of the major part of * * accompanying drawing
10: mobile communication terminal 12: the sawtooth connecting portion
14: display part 16: keypad
20: ear microphone 30: the ear microphone fuselage
32: shortcut talk button 34: the ear microphone loud speaker
36: connecting portion 40: control part
42: storage part 44: timer
46: signal judging part 48: the retrieval efferent
Embodiment
Followingly be elaborated with reference to accompanying drawing.But these accompanying drawings are illustrative purpose only, is not limited to the present invention.
Fig. 1 is the oblique view of mobile communication terminal of the present invention and ear microphone, and Fig. 2 is the simple structure chart of mobile communication terminal of the present invention.
As Fig. 1 or shown in Figure 2, the ear microphone 20 that can be connected mobile communication terminal 10 is made of ear microphone fuselage 30, shortcut talk button 32, ear microphone loud speaker 34 and connecting portion 36.
According to the mobile communication terminal 10 that utilizes the shortcut key dialing function of ear microphone 20 of the present invention, the user is connected mobile communication terminal 10 with ear microphone 20, pressing the signal that shortcut talk button 32 takes place, by the connecting portion 36 of ear microphone 20 and the sawtooth connecting portion 12 of mobile communication terminal 10, be sent to the control part 40 of the inside that is positioned at mobile communication terminal 10, accept the telephone number of the control retrieval output of control part 40 corresponding to shortcut key dialing, the telephone number of exporting to retrieval dials.
Fig. 3 is the block diagram of the major part of mobile communication terminal of the present invention.
As shown in Figure 3, mobile communication terminal 10 of the present invention comprises that control part 40, storage part 42, timer 44, signal judging part 46, retrieval efferent 48, display part 14 and keypad 16 constitute.The inscape of just enumerating formation mobile communication terminal 10 major parts of the present invention in this explanation can comprise more inscape in addition.
Control part 40, all operations of control mobile communication terminal 10, particularly control, are dialled to the telephone number stored corresponding with shortcut key dialing according to by pressing the signal that shortcut talk button 32 takes place at mobile communication terminal 10 of the present invention.
Storing the program of all operations of mobile communication terminal 10 in the storage part 42, though it is in the accompanying drawings not shown, but usually by the semi-conductive RAM of storage part (though can freely write down and deletion information, just do not have the volatile storage portion of the data of storage in case power supply breaks) and ROM (also can not lose the data of storage even power supply breaks, in case the non-volatile storage part that can not write down and delete information that the input data just can not be deleted) formation.
Storing in this storage part 42, the user will be stored in the telephone number of telephone directory book (not shown), press the certain number keyboard (not shown) of certain hour and the shortcut key dialing that dials.
Timer 44 under the control of control part 40, is measured the dial-out time of shortcut talk button 32.
Signal judging part 46 by the connecting portion 36 of ear microphone 20, is judged the signal of the shortcut talk button 32 that is input to mobile communication terminal 10.
Retrieval efferent 48, according to the signal of judging in the signal judging part 46, the telephone number that retrieval output is corresponding with shortcut key dialing transmits to control part 40.
And display part 14 is made of normally used display unit as liquid crystal indicator (LCD:Liquid CrystalDisplay), shows the variation of carrying out situation of present state or display routine to the user of mobile communication terminal 10.
Keypad 16 is by a plurality of numerical keys with for carrying out function key (*, the # etc. of various functions (editor's Wordn short message etc.); Not shown), according to the user of mobile communication terminal 10, the signal of telecommunication of key data that will be corresponding with the key of input outputs to control part 40.
Below describe the mobile communication terminal and the method that embodies shortcut key dialing function that utilizes the shortcut key dialing function of ear microphone of the present invention that as above constitutes in detail.
Fig. 4 a is the state diagram that redials operation that utilizes the shortcut talk button of ear microphone, and Fig. 4 b is the mode of operation figure of shortcut key dialing function that utilizes the shortcut talk button of ear microphone.
With reference to Fig. 4 a, when the user did not press the shortcut talk button 32 of ear microphone 20, signal was kept high level (High), and when pressing the shortcut talk button 32 of ear microphone 20, (Low) breaks with low level.
Press shortcut talk button 32 signals and break with low level (Low), then timer 44 is measured the t1 signal and will be kept low level how long (Low) state, that is, measuring the time of pressing shortcut talk button 32 will be how long.
So the time t1 of mensuration surpasses st fiducial time that sets, (t1>st), judge that conversation signal execution conversation connects when length is pressed shortcut talk button 32.
For example, suppose to be set to 2 seconds fiducial time that the time of pressing shortcut talk button 32 is when surpassing 2 seconds that have been provided with, judge that conversation signal carries out conversation and connect.
At this moment, the telephone number corresponding with shortcut key dialing carried out conversation with the state of not retrieval output and connected, and therefore the other side to nearest conversation calls, and promptly carries out redialing function.
And, with reference to Fig. 4 b, be the operation of shortcut key dialing of the present invention.As the aforementioned shown in Fig. 4 a, press shortcut talk button 32 signals with low level (Low) when breaking, then timer 44 is measured these signals of t2 and will be kept low level how long (Low) state.
Make the time t2 of mensuration be no more than st fiducial time of setting, (t2<st), mobile communication terminal 10 is judged these dialing signals, and preserves when pressing shortcut talk button 32 momently.
Short continuously according to shortcut talk button 32 so by the (number of times 1 of t2<st), 2,3 ..., memory dialing signal and store in the mode that increases progressively (dialing signal=dialing signal+1) is according to its number of times retrieval output telephone number corresponding with shortcut key dialing.
At this, measure from short by after shortcut talk button 32, to the time t3 that presses shortcut talk button 32 continuously, st compares with fiducial time, (t3<st), will effectively judge this time t3 when the minute of pressing once more is no more than fiducial time.
Promptly, if (t2<st) increased dialing signal when the signal that redials was short signal, if (t2>st), export the telephone number corresponding with shortcut key dialing according to present dialing signal retrieval was to the connection of attempting to converse of corresponding phone number when the signal of dialling was long signal.
But (t3>st), mobile communication terminal 10 is with the dialing signal initialization of pre-stored during st to surpass fiducial time to the minute t3 that presses shortcut talk button 32 once more.
For example, suppose that be when No. 1 shortcut key dialing was attempted the conversation connection in shortcut key dialing in 2 seconds fiducial time, with shortcut talk button 32 momently (t2<2 second) by once, (t3<2 second) vice-minister is by (t2>2 second) once again in fiducial time, then according to the number of times (1 time) of the signal pressed momently, retrieval is exported and is stored in No. 1 corresponding shortcut key dialing of dialing signal No. 1, i.e. storage and No. 1 corresponding telephone number of shortcut key dialing attempted conversation for No. 1 to shortcut key dialing and connected.
So, No. 3 shortcut key dialings are attempted the conversation connection in shortcut key dialing, with shortcut talk button 32 (t2<2 second in fiducial time momently, t3<2 second) by (t2>2 second) once by three vice-minister, then retrieval output is attempted conversation to the telephone number corresponding with it and is connected according to No. 3, No. 3 corresponding shortcut key dialing of dialing signal of 3 storages of short signal number of times.
By so method retrieval output and shortcut key dialing 3,4,5,6 ... corresponding telephone number is carried out conversation and is connected.
Fig. 5 is the flow chart of the shortcut key dialing function of execution mobile communication terminal of the present invention, and Fig. 6 is the sequence of steps figure of the shortcut key dialing function of execution mobile communication terminal of the present invention.
As Fig. 5 or shown in Figure 6, signal (seeing step S10, step S200) then takes place in the shortcut talk button 32 by the user presses ear microphone 20.
At this moment, when pressing shortcut talk button 32 generation signals, according to the control of control part 40, timer 44 is measured the time t1 (seeing step S20) that presses shortcut talk button 32.
Whether the time t1 that judgement is measured by timer 44 exceeds st fiducial time that is provided with in signal judging part 46 (sees step S30, step S210), long by (t1>st) makes minute t1 surpass fiducial time during st, it is judged as conversation signal, passes on this signal (seeing step S40) to control part 40.
Carry out to redial conversation in control part 40 according to this, making converses with the people who converses recently is connected (seeing step S50) by controlling.
In contrast, making minute t1 be no more than fiducial time st ground presses momently and (during t1<st), this is judged as dialing signal (seeing step S60), stores this dialing signal.
Also have, measure t3 behind the memory dialing signal and (see step S70 in the time of pressing shortcut talk button 32 in the st once more fiducial time, step S220), surpass st fiducial time (t3>st) if measure the time t3 press shortcut talk button 32 once more, the dialing signal of then initialization pre-stored (seeing step S80), and end step.
Press shortcut talk button 32 (t3<st) in the st in fiducial time, mensuration is pressed the time t2 of signal, judges whether to surpass st fiducial time (seeing step S90, step S230), if the time t2 that measures is no more than st fiducial time, adds dialing signal 1 time and preserve (seeing step S100).
And, if press shortcut talk button 32 (seeing step S110) once more, then measure dial-out time t3, t2, judgement does not reach or above st fiducial time, carries out step as the aforementioned.
In addition, if the time t2 that measures surpasses st fiducial time (seeing step S90), then be judged as conversation signal, by being increased to the dialing signal of present weak point by the number of times of shortcut talk button 32, retrieval output (is seen step S120 corresponding to the telephone number of shortcut key dialing, step S240), attempt conversation (seeing step S130, step S250) to the telephone number of retrieval output.
At mobile communication terminal according to the present invention, be st fiducial time that judges that dialing signal and conversation signal use, the fiducial time of setting in the time of can using deisgn product, also can the user set use fiducial time arbitrarily.
In addition, another embodiment of mobile communication terminal 10 of the present invention respectively possesses button that dialing signal takes place and the button that conversation signal takes place in the shortcut talk button 32 of ear microphone 20, make the user use shortcut key dialing easily.
The foregoing description only is used to illustrate the present invention, but not is used to limit the present invention.

Claims (7)

1. a mobile communication terminal that utilizes the shortcut key dialing function of ear microphone is characterized in that, the mobile communication terminal that utilizes ear microphone with shortcut talk button to communicate comprises following several sections:
Storage part is stored the telephone number corresponding with shortcut key dialing;
Timer is measured dial-out time of described shortcut talk button;
The signal judging part will be compared dial-out time of measuring and the fiducial time that presets by described timer, and judgement is which signal in dialing signal and the conversation signal;
The retrieval efferent, when described conversation signal was imported in the judgement of described signal judging part, then according to the frequency of dialing signal, the telephone number corresponding with the shortcut key dialing that is stored in described storage part exported in retrieval;
Control part, control use described shortcut key dialing to converse.
2. a kind of mobile communication terminal that utilizes the shortcut key dialing function of ear microphone according to claim 1 is characterized in that, the described dial-out time is judged as dialing signal when not surpassing fiducial time, when surpassing fiducial time, be judged as the air time.
3. a kind of mobile communication terminal that utilizes the shortcut key dialing function of ear microphone according to claim 2 is characterized in that be 2 seconds described fiducial time.
4. a kind of mobile communication terminal that utilizes the shortcut key dialing function of ear microphone according to claim 1, it is characterized in that, be divided into first fiducial time and second fiducial time described fiducial time, the described dial-out time is not judged as dialing signal when surpassing for first fiducial time, and the described dial-out time is judged as the air time when surpassing for second fiducial time.
5. a kind of mobile communication terminal that utilizes the shortcut key dialing function of ear microphone according to claim 4 is characterized in that be 2 seconds described first fiducial time, and be 3 seconds second fiducial time.
6. an embodiment utilizes the method for the shortcut key dialing function of ear microphone, it is characterized in that, comprises following several steps:
The signal generation step, according to the dial-out of shortcut talk button so that signal to take place;
The signal determining step compares the dial-out time of described shortcut talk button and the fiducial time that presets, and judgement is which signal in dialing signal and the conversation signal;
The continuous signal searching step takes place, if described signal is judged as dialing signal, whether retrieval continuous signal takes place;
The continuous signal determining step judges that described continuous signal is described dialing signal or conversation signal;
Shortcut key dialing retrieval output step, if described signal is judged as conversation signal, then according to the dial-out number of times of described dialing signal, the telephone number corresponding with the shortcut key dialing of pre-stored exported in retrieval;
The conversation Connection Step is carried out conversation to the telephone number corresponding with described shortcut key dialing and is connected.
7. embodiment according to claim 6 utilizes the method for the shortcut key dialing function of ear microphone, it is characterized in that, the described dial-out time is judged as dialing signal when not surpassing fiducial time, when surpassing fiducial time, be judged as conversation signal.
CNA2005101168655A 2005-02-25 2005-10-27 Mobile communication terminal using shortcut key dialing function of earphone microphone and using method Pending CN1825863A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020050015821 2005-02-25
KR1020050015821A KR20060094991A (en) 2005-02-25 2005-02-25 Mobile communication terminal having direct dial function of using ear-microphone and method thereof

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CN1825863A true CN1825863A (en) 2006-08-30

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102685633A (en) * 2011-03-18 2012-09-19 深圳富泰宏精密工业有限公司 Method and system for realizing earphone button function of electronic device
CN104113619A (en) * 2013-04-16 2014-10-22 展讯通信(天津)有限公司 Earphone of mobile terminal and dialing method
CN105812549A (en) * 2014-12-30 2016-07-27 展讯通信(天津)有限公司 Earphone dialing system and dialing method
CN106060232A (en) * 2016-05-04 2016-10-26 广东欧珀移动通信有限公司 Dialing method, device and system
CN109327625A (en) * 2018-11-29 2019-02-12 南昌与德软件技术有限公司 A kind of call redialing method, device, storage medium and mobile terminal
CN109327624A (en) * 2018-11-29 2019-02-12 南昌与德软件技术有限公司 A kind of call redialing method, device, storage medium and bluetooth headset

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Publication number Priority date Publication date Assignee Title
CN103986828A (en) * 2014-05-15 2014-08-13 蒋斌 Control method for having control over calls in mobile terminal with integrated headset and mobile terminal

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102685633A (en) * 2011-03-18 2012-09-19 深圳富泰宏精密工业有限公司 Method and system for realizing earphone button function of electronic device
CN102685633B (en) * 2011-03-18 2016-01-06 深圳富泰宏精密工业有限公司 Realize the method and system of electronic installation earphone keystroke function
CN104113619A (en) * 2013-04-16 2014-10-22 展讯通信(天津)有限公司 Earphone of mobile terminal and dialing method
CN105812549A (en) * 2014-12-30 2016-07-27 展讯通信(天津)有限公司 Earphone dialing system and dialing method
CN106060232A (en) * 2016-05-04 2016-10-26 广东欧珀移动通信有限公司 Dialing method, device and system
CN109327625A (en) * 2018-11-29 2019-02-12 南昌与德软件技术有限公司 A kind of call redialing method, device, storage medium and mobile terminal
CN109327624A (en) * 2018-11-29 2019-02-12 南昌与德软件技术有限公司 A kind of call redialing method, device, storage medium and bluetooth headset

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