CN100454937C - Talk recording method of mobile communication terminal - Google Patents
Talk recording method of mobile communication terminal Download PDFInfo
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- CN100454937C CN100454937C CNB2006100340403A CN200610034040A CN100454937C CN 100454937 C CN100454937 C CN 100454937C CN B2006100340403 A CNB2006100340403 A CN B2006100340403A CN 200610034040 A CN200610034040 A CN 200610034040A CN 100454937 C CN100454937 C CN 100454937C
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Abstract
The present invention relates to the talk recording method of a mobile communication terminal, which comprises the following steps of implementing current talk and judging whether the voice communication channel of the current talk accords with requirements of a current recording sampling rate. If the voice communication channel of the current talk accords with the requirements, an encoding record is started. If the voice communication channel of the current talk does not accord with the requirements, recording gain is adjusted. In addition, a sampling rate which is higher than the current recording sampling rate is adopted to start the encoding record. The mobile communication terminal is a multi-network communication terminal. The present invention also comprises the step of judging whether the current talk occurs the communication network type of the current conversation before the step of judging whether the voice communication channel of the current talk accords with the requirements of the current recording sampling rate. The current record has a 8K sampling rate to encode by an AMR format. After the sampling rate higher than the current record sampling rate is adopted, ADPCM or MP3 encode is implemented. The present invention is characterized in that a talk record is respectively processed by aiming at characteristics of the current talk voice communication channel so as to enhance the system resource utilization rate of the mobile communication terminal and talk recording quality.
Description
Technical field
The present invention relates to a kind of call recording method of mobile communication terminal, relate in particular to a kind of call recording method that is applicable to the multi-mode mobile communication mobile phone.
Background technology
Along with science and technology development, communication science and technology is maked rapid progress, mobile communication mobile phone is widely used in daily life and the study by people, people are by mobile communication mobile phone and Internet phone-calling or the breath of sending short messages mutually, its people's distance each other that not only furthered greatly, the contact and the information interchange of returning people bring great convenience.
Mainly contain two mobile communications networks at present, i.e. GSM and CDMA.Yet, because of the business of two networks, rate, differences such as covering, respectively have superiority, the user may need to have simultaneously the service of two networks, generally speaking, realize using two networks, promptly need to use two portable terminals, this carry and use aspect all extremely inconvenience, therefore wish to use a portable terminal, just can realize using two networks.
Existing mode mobile terminal (a kind of dual-mode/multi-mode portable device and the intelligent switch method thereof that are disclosed as Chinese 200510024476.X patent application) can realize using the service of two networks.Portable terminal develops to the multifunctional personal terminal from single means of communication at present, calling record is exactly to enrich constantly on the mobile phone and one of perfect functions, yet, existing calling record scheme is often at a kind of particular call network of communication terminal, simple fixing calling record function is provided, common recording format mainly contains amr, wav etc., and the external mp3 recording device that passes through that also has is realized the calling record function.The business demand of calling record has initiatively two kinds of calling records and automatic-answering back device announcement record, realize that the processing of recording device in the scheme of these two kinds of demands all fixes, all there is not consideration with the characteristics of communicating by letter recording to be handled respectively at the business demand of CDMA net or GSM net, can not handle respectively recording according to the characteristics of CDMA net or GSM Netcom letter, cause that the mobile terminal system resource utilization is low, recording quality is not high.
Summary of the invention
In order to overcome above-mentioned the deficiencies in the prior art, and provide a kind of call recording method of mobile communication terminal, thereby solve the problem that resource utilization ratio is low, calling record is of low quality of the call recording method of present mobile communication terminal.
The technical solution adopted in the present invention is: a kind of call recording method of mobile communication terminal is provided, and it may further comprise the steps: judge that affiliated communication network type takes place current talking; Judge whether the voice channel of current talking meets the requirement of current recording sample rate; Then begin encoded audio record if meet the requirements, if undesirable then adjusting recording gains and adopts the sample rate higher than current recording sample rate to begin encoded audio record again.
In the said method, described current recording sample rate is the 8K sampling, carries out the AMR coding, adopts than after the high sample rate of current recording sample rate, carries out ADPCM or MP3 coding.
In the said method, described current talking is a user's communication, comprises also that the user selected the step of unidirectional recording or two-way recording before the step of judging the communication network type that the current talking generation is affiliated.
In the said method, after selecting the step of unidirectional recording, described user comprises that also the user selects the step of the typing side of answering sound or caller's sound.
In the said method, the corresponding different communication network of described encoded audio record data is set up distinctive mark and store path respectively.
In the said method, under taking place, described judgement incoming call also comprises before the step of communication network type judging whether that needs start the step of automatic-answering back device message, if need then to start, if do not need then to hang up.
In the said method, comprised also that before the described step that judges whether need to start the automatic-answering back device message user sets the step that needs whether start the automatic-answering back device message-leaving function and start the wait time-delay of this function respectively according to the different communication network type.
In the said method, if start the automatic-answering back device message-leaving function, the corresponding extraction of communication network type user replys speech data for what different communication network customized respectively and stored under the then corresponding current call.
In the said method, the described corresponding different communication network of speech data of replying is set up distinctive mark and store path respectively.
Beneficial effect of the present invention is: the call recording method of mobile communication terminal of the present invention is handled respectively calling record by the voice channel characteristics at current talking, can improve the resource utilization ratio and the calling record quality of mobile communication terminal.
Description of drawings
Fig. 1 is the functional-block diagram of the calling record part of mobile communication terminal of the present invention;
Fig. 2 is the schematic diagram of the call recording method of mobile communication terminal of the present invention;
Fig. 3 is the schematic diagram of active calling record of the call recording method of mobile communication terminal of the present invention;
Fig. 4 is the schematic diagram of automatic-answering back device announcement record of the call recording method of mobile communication terminal of the present invention;
Fig. 5 is the schematic diagram of the method to set up of the active calling record of call recording method of mobile communication terminal of the present invention and automatic-answering back device message and recording file thereof.
Embodiment
See also Fig. 1, mobile communication terminal of the present invention is an example with a GSM and CDMA bimodulus cell phone, and its calling record partly comprises the communication component 10 of multi communication network standby, with communication component 10 mutual communication have typing voice, speech chip and the drive circuit 20 playing voice and the broadcast typing is controlled, internal memory 30 with speech chip and drive circuit 20 mutual communication, speech data storage medium 40 with internal memory 30 mutual communication, the typing voice signal also is transferred to communication component 10 and the voice input device 50 of speech chip and drive circuit 20, the central processing unit (CPU) 60 that is connected and controls its running with said apparatus, the audio output device 70 that is connected and is subjected to its control with speech chip and drive circuit 20.
See also Fig. 2, there is some difference because of the cdma network of the bimodulus cell phone of present embodiment and the voice channel of GSM network, for reaching the optimum balance of recording quality and resource utilization, the call recording method of mobile communication terminal of the present invention adopts different recording to handle respectively to the calling record of two kinds of networks.For voice channel speech path network preferably, still can adopt common 8K sampling recording, coding and storage format employing AMR form, advantage is that the memory space that takies is seldom; The speech path network poor slightly for voice channel then can improve sample rate, with the interference signal that reduces upper frequency voice signal exerted an influence, and coding adopts ADPCM or MP3 format etc., though it is more to take memory space, can guarantee the quality of calling record; Simultaneously,, regulate corresponding calling record gain respectively, two kinds of calling records can both be kept than good quality according to the difference of two kinds of voice-over-net channels.Concrete steps are as described below:
During 201. conversation is carried out;
202. system judges that affiliated communication network takes place current talking;
203. system judges whether the voice channel of communication network under the current talking is desirable, if execution in step 205 then, execution in step 204 then if not;
204. regulate the calling record gain, adopt higher recording sample rate;
205. recording.
See also Fig. 3, be appreciated that, when the user uses the conversation of present embodiment bimodulus cell phone, but ACTIVE CONTROL calling record, and optionally carry out unidirectional recording and two-way recording, wherein unidirectional recording is meant typing side of answering under the talking state or caller's sound, and two-way recording is meant that the sound to the side of answering and caller carries out typing simultaneously under the talking state.
The step of unidirectional recording is as described below: after conversation had been set up, the user initiatively started this device and carries out calling record.If the typing side of an answering sound is central processing unit 60 control speech chip and drive circuits 20 then, only with the audio signal of voice input device 50 as source of sound; If a typing caller sound is then only exported the speech of communication component 10 as source of sound, central processing unit 60 carries out alternately with communication component 10 earlier, clear and definite current speech path network, undesirable as the voice-over-net channel, then regulate the recording gain in the speech chip 20, adopt simultaneously than high sampling rate and carry out the audio frequency typing, otherwise under normal recording gain, adopt the 8K sample rate to carry out the audio frequency typing.Speech chip and drive circuit 20 copy the speech data that samples into internal memory 30, encoding than carrying out ADPCM or MP3 under the high sampling rate by central processing unit 60, carry out AMR coding under the 8K sample rate, at last under the control of central processing unit 60 with the storage that encodes to storage medium 40.During storage according to source of sound from being distinguished on the storage modes such as the memory location that do not coexist of speech path network, filename, to satisfy the service needed of user under two nets use.Be appreciated that, when the sound of the unidirectional typing side of answering, be the influence of the high-frequency signal that reduces environment to voice signal, in speech chip 20, adopt and carry out the audio frequency typing than high sampling rate, the speech data that sampling obtains is copied into internal memory 30 and is carried out ADPCM or MP3 coding, the memory location that do not coexist of the data based speech path network behind the coding, distinguished on the storage modes such as filename and deposited in storage medium 40, on storage medium 40, create the storage directory of the active calling record of corresponding cdma network and GSM network respectively as central processing unit 60, to satisfy the service needed (see also Fig. 5) of user under two nets use.
The step of two-way recording is as described below: after conversation had been set up, the user initiatively started this device and carries out calling record.Central processing unit 60 control speech chip and drive circuits 20 are exported the while as source of sound with the audio signal of voice input device 50 and the speech of communication component 10, its corresponding respectively side of answering and caller's sound.Central processing unit 60 carries out alternately with communication component 10 earlier, clear and definite current speech path network, undesirable as the voice-over-net channel, then regulate the recording gain in the speech chip 20, adopt simultaneously than high sampling rate and carry out the audio frequency typing, otherwise under normal recording gain, adopt the 8K sample rate to carry out the audio frequency typing.Speech chip and drive circuit 20 copy the speech data that samples into internal memory 30, encoding than carrying out ADPCM or MP3 under the high sampling rate by central processing unit 60, carry out AMR coding under the 8K sample rate, at last under the control of central processing unit 60 with the storage that encodes to storage medium 40.During storage according to source of sound from being distinguished on the storage modes such as the memory location that do not coexist of speech path network, filename, to satisfy the service needed (see also Fig. 5) of user under two nets use.Source of sound comprises sound two parts of the side of answering and caller when being appreciated that because of two-way recording, does not occur obviously changing in order not make the gain of the side's of answering sound in the sound gain that improves the caller, should suitably reduce the gain of voice input device simultaneously.
See also Fig. 4, be appreciated that when the user because of leaving behind or being busy with one's work can't answer the incoming call of present embodiment bimodulus cell phone the time, can adopt automatic-answering back device, and the automatic-answering back device message is recorded.The recording step is as follows: the user sets respectively according to the service needed of cdma network and GSM network whether needs start the automatic-answering back device message-leaving function and start the time-delay that these function needs are waited for.Communication component 10 is notice central processing unit 60 when having incoming call to insert, and picks up counting.In the time-delay of setting, there is not incoming call answering as the user, then central processing unit 60 is answered incoming call automatically, and on storage medium 40, select the user to be the speech data of replying of this network customization in advance according to the speech path network of incoming call, it is copied to internal memory 30, by central processing unit 60 it is decoded into original PCM speech data according to its coded format then and delivers to speech chip 20, speech chip 20 is directly delivered to the answer side phonetic entry of conversation parts 10 as conversation with the voice signal of playing, shield the input of voice input device 50 simultaneously, sign of definition when voice signal finishes, as certain specific sound, central processing unit 60 control speech chips enter the state that incoming call is carried out the one-way traffic recording then, promptly shield the input of voice input device 50, only the speech output of communication component 10 is recorded as source of sound.Control the recording gain of speech chips 20 and the sample rate that when recording, adopts according to the difference central processing unit 60 of incoming call network channel quality.The speech data of speech chip 20 typings is copied into internal memory 30, sample rate is the employing AMR coding of 8K, sample rate is higher than employing ADPCM or the MP3 coding of 8K, data after will encoding at last deposit storage medium 40 in, according to the difference on storage modes such as memory location, filename the speech path network corresponding with this speech data, incoming information, incoming call time etc. are labelled, to satisfy the service needed (see also Fig. 5) of user under two nets use.
The call recording method that is appreciated that mobile communication terminal of the present invention is not limited to GSM and CDMA mode mobile terminal, and it is also applicable to PHS/GSM, PHS/CDMA or multi-module mobile terminal.
Claims (9)
1. the call recording method of a mobile communication terminal is characterized in that may further comprise the steps: judge that affiliated communication network type takes place current talking; Judge whether the voice channel of current talking meets the requirement of current recording sample rate; Then begin encoded audio record if meet the requirements, if undesirable then adjusting recording gains and adopts the sample rate higher than current recording sample rate to begin encoded audio record again.
2. the call recording method of mobile communication terminal as claimed in claim 1 is characterized in that: described current recording sample rate is the 8K sampling, carries out the AMR coding, adopts than after the high sample rate of current recording sample rate, carries out ADPCM or MP3 coding.
3. the call recording method of mobile communication terminal as claimed in claim 1, it is characterized in that: described current talking is a user's communication, comprises also that the user selected the step of unidirectional recording or two-way recording before the step of judging the communication network type that the current talking generation is affiliated.
4. the call recording method of mobile communication terminal as claimed in claim 3 is characterized in that: comprise that also the user selects the step of the typing side of answering sound or caller's sound after described user selects the step of unidirectional recording.
5. the call recording method of mobile communication terminal as claimed in claim 4 is characterized in that: the corresponding different communication network of described encoded audio record data is set up distinctive mark and store path respectively.
6. the call recording method of mobile communication terminal as claimed in claim 1, it is characterized in that: under described judgement incoming call takes place, also comprise before the step of communication network type judging whether that needs start the step of automatic-answering back device message, if need then to start, if do not need then to hang up.
7. the call recording method of mobile communication terminal as claimed in claim 6 is characterized in that: also comprise that at the described needs that judge whether the user sets the step that needs whether start the automatic-answering back device message-leaving function and start the wait time-delay of this function respectively according to the different communication network type before starting the step of automatic-answering back device message.
8. the call recording method of mobile communication terminal as claimed in claim 7, it is characterized in that: if start the automatic-answering back device message-leaving function, the corresponding extraction of communication network type user replys speech data for what different communication network customized respectively and stored under the then corresponding current call.
9. the call recording method of mobile communication terminal as claimed in claim 8 is characterized in that: the described corresponding different communication network of speech data of replying is set up distinctive mark and store path respectively.
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| Application Number | Priority Date | Filing Date | Title |
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| CNB2006100340403A CN100454937C (en) | 2006-02-27 | 2006-02-27 | Talk recording method of mobile communication terminal |
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| CNB2006100340403A CN100454937C (en) | 2006-02-27 | 2006-02-27 | Talk recording method of mobile communication terminal |
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| CN1819602A CN1819602A (en) | 2006-08-16 |
| CN100454937C true CN100454937C (en) | 2009-01-21 |
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Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101132437B (en) * | 2007-09-24 | 2010-12-08 | 宇龙计算机通信科技(深圳)有限公司 | Multiple standby terminals and their 3G visual telephone automatic answer method and apparatus thereof |
| JP5444863B2 (en) * | 2009-06-11 | 2014-03-19 | ソニー株式会社 | Communication device |
| CN103701992A (en) * | 2013-12-25 | 2014-04-02 | 广西大学 | Call record method and mobile phone |
| CN105338168A (en) * | 2014-08-11 | 2016-02-17 | 中兴通讯股份有限公司 | Voice playing method and device |
| CN104270226A (en) * | 2014-10-10 | 2015-01-07 | 中麦通信网络有限公司 | Method and device for realizing voice communication of mobile terminals |
| CN104660772B (en) * | 2015-02-25 | 2017-12-19 | 惠州Tcl移动通信有限公司 | A kind of the calling record method of sampling and sampling system based on mobile terminal |
| WO2020082371A1 (en) * | 2018-10-26 | 2020-04-30 | 华为技术有限公司 | Method for controlling power consumption of terminal, and related device |
| CN113971969B (en) * | 2021-08-12 | 2023-03-24 | 荣耀终端有限公司 | Recording method, device, terminal, medium and product |
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| WO1998051101A2 (en) * | 1997-05-08 | 1998-11-12 | Telefonaktiebolaget Lm Ericsson (Publ) | Method for frequency mode validation for, frequency assignment for, and evaluating the network effect of a frequency plan revision within a dual mode cellular telephone system |
| CN1277757A (en) * | 1998-09-02 | 2000-12-20 | 三星电子株式会社 | AFC device and method of controlling reception frequency in a dual-mode terminal |
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Patent Citations (3)
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| CN1086645A (en) * | 1992-06-30 | 1994-05-11 | 莫托罗拉公司 | Dual mode communication network |
| WO1998051101A2 (en) * | 1997-05-08 | 1998-11-12 | Telefonaktiebolaget Lm Ericsson (Publ) | Method for frequency mode validation for, frequency assignment for, and evaluating the network effect of a frequency plan revision within a dual mode cellular telephone system |
| CN1277757A (en) * | 1998-09-02 | 2000-12-20 | 三星电子株式会社 | AFC device and method of controlling reception frequency in a dual-mode terminal |
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