CN101764882A - PTT conversation device and method for realizing PTT conversation - Google Patents
PTT conversation device and method for realizing PTT conversation Download PDFInfo
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- CN101764882A CN101764882A CN200910214497A CN200910214497A CN101764882A CN 101764882 A CN101764882 A CN 101764882A CN 200910214497 A CN200910214497 A CN 200910214497A CN 200910214497 A CN200910214497 A CN 200910214497A CN 101764882 A CN101764882 A CN 101764882A
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Abstract
The embodiment of the present invention discloses a PTT conversation device comprising a recoding unit, a gaining unit and a judging unit, wherein the recoding unit is used for the voice data of a user is recorded when the user gains PTT speaking right to speak and gaining the voice power of the user at real time according to the voice; the gaining unit is used for gaining a first time stamp for labeling the time of the PTT speaking right released by the user when the user releases the PTT speaking right; the judging unit is used for judging whether the state of the user is silent in a set time section containing the first time stamp according to the voice power of the user; if the state of the user is silent, the PTT speaking right is released; if not, the voice data of the user is continuously recorded to be analyzed until the PTT speaking right is automatically released after the speaking of the user is over. By using the present invention, the voice integrity of a speaking person can be ensured, and the PTT conversation quality is effectively improved.
Description
Technical field
The present invention relates to communication field, relate in particular to a kind of PTT communicator and realize the method that PTT converses.
Background technology
PTT (Push-to-talk, the intercommunication business on this paper middle finger portable terminal PS territory) business can more be applicable to industries such as safety, logistics for the call function that the user can provide quick more, form is abundanter.A distinguishing feature of PTT business is to adopt the half-duplex operation mode, promptly can two-way call, but can not two sides or carry out simultaneously in many ways.No matter individual calling or group calling, have only the participant to obtain right of speech after its speech just can be transmitted, so need between the session participant, constantly switch right of speech in the PTT communication process.The right of speech switching generally realizes by the PTT button, be that session person presses the PTT key and obtains and begin speech after the right of speech, to pin the PTT key in the speech process, discharge right of speech when unclamping the PTT key, at this moment other sessions participant can apply for right of speech by PTT, right of speech is arbitrated by server and is distributed, and could make a speech after the terminal to apply success.
Be accompanied by the right of speech transfer process and just a distinctive problem of PTT session occurred, i.e. the release of user's speech and right of speech may be asynchronous.If the user has just discharged the PTT key when its speech does not also finish, the speech afterbody that will cause the other side to hear is blocked, thereby has influenced speech quality.Certainly by this problem of the conscious attention of user, promptly after speech finishes, make a short pause consciously, press the PTT key again, can avoid this class problem.But this has increased the redundancy time in the conversation, and be pressed for time, under the situation that the right of speech conversion is frequent (as meet urgent affairs, discuss etc.), this settling mode is just improper.This situation is subjected to words side can only ask the spokesman to come again after occurring, and this has obviously reduced the speech quality of PTT.If the ending of speech is numeral or important language, this problem will be more obvious to the influence of speech quality.
Summary of the invention
Embodiment of the invention technical problem to be solved is, a kind of PTT communicator is provided and realizes the method that PTT converses.Can realize the synchronously automatic of user's the release right of speech operation and the end of making a speech.
In order to solve the problems of the technologies described above, the embodiment of the invention provides a kind of PTT communicator, comprising:
Recording elements is used for the acoustical power of recording the user's voice data when user obtains the speech of PTT right of speech and obtaining described user according to described voice in real time;
Acquiring unit is used for when described user discharges the PTT right of speech, obtains to be used to indicate the very first time stamp that described user discharges the described PTT right of speech moment;
Judging unit, be used for acoustical power according to the described user who obtains of described recording elements, judge in the fixed time section that comprises described very first time stamp, whether described state of user is quiet, if, discharge the PTT right of speech, if not, continue to record the described user's voice data of analysis and after described user makes a speech end, discharge the PTT right of speech automatically.
Correspondingly, the embodiment of the invention also provides a kind of method of the PTT of realization conversation, comprising:
The user records the user's voice data when obtaining the speech of PTT right of speech and obtains described user's acoustical power according to described voice in real time;
When described user discharges the PTT right of speech, obtain and be used to indicate described user and discharge the described PTT right of speech very first time constantly and stab;
Acoustical power according to the described user who obtains of described recording elements, judge in the fixed time section that comprises described very first time stamp, whether described state of user is quiet, if, discharge the PTT right of speech, if not, continue to record the described user's voice data of analysis and after described user makes a speech end, discharge the PTT right of speech automatically.
Implement the embodiment of the invention, have following beneficial effect:
Implement the embodiment of the invention, the analysis and judgement user of the state end of whether making a speech when the user is discharged the PTT right of speech, and continue to record when not finishing in speech the user and broadcast the end of making a speech until the user, solve operation and the stationary problem of making a speech in the PTT session, guarantee spokesman's speech integrality, effectively improved the speech quality of PTT.
Description of drawings
Fig. 1 is the schematic flow sheet of a kind of PTT communicator first embodiment of the embodiment of the invention;
Fig. 2 is the schematic flow sheet of a kind of PTT communicator second embodiment of the embodiment of the invention;
Fig. 3 is the schematic flow sheet of a kind of PTT communicator the 3rd embodiment of the embodiment of the invention;
Fig. 4 is the schematic flow sheet of first embodiment of the method for a kind of PTT of realization of the present invention conversation;
Fig. 5 is the schematic flow sheet of second embodiment of the method for a kind of PTT of realization of the present invention conversation;
Fig. 6 is the schematic flow sheet of the 3rd embodiment of the method for a kind of PTT of realization of the present invention conversation.
Embodiment
For making the purpose, technical solutions and advantages of the present invention clearer, the present invention is described in further detail below in conjunction with accompanying drawing.
Fig. 1 is the schematic flow sheet of a kind of PTT communicator first embodiment of the embodiment of the invention, comprising:
Acoustical power is that total acoustic energy that sound source radiation comes out in the unit interval is called acoustical power, can be regarded as the make a speech size of volume of user in the embodiment of the invention.
During the PPT session, after the user obtains the PTT right of speech and begins speech, the described user's voice data of recording elements 1 real-time recording, and obtain each acoustical power size constantly of user in real time, promptly obtain described user's volume.
Acquiring unit 2 is used for when described user discharges the PTT right of speech, obtains to be used to indicate the very first time stamp that described user discharges the described PTT right of speech moment.
Be acquiring unit 2 when detecting described user and discharging the command signal of PTT right of speech, the moment that described user is discharged the command signal of PTT right of speech stabs with the described very first time and marks.
Judging unit 3, be used for acoustical power according to the described user who obtains of described recording elements 1, judge in the fixed time section that comprises described very first time stamp, whether described state of user is quiet, if, discharge the PTT right of speech, if not, continue to record the described user's voice data of analysis and after described user makes a speech end, discharge the PTT right of speech automatically.
Promptly after the user discharges right of speech, judging unit 3 judges whether state of user is quiet in the fixed time section that comprises described very first time stamp, according to being the acoustical power that comprises the interior user of fixed time section of described very first time stamp, when being judged as be, be that the user has finished speech, then discharge the PTT right of speech, if be judged as not, be that the user does not finish speech, the knot that then will continue is recorded and is play the user's voice data and obtains real-time acoustical power.
Need illustrate that the described very first time fixed time section of stamp that comprises can also can be specified according to user's request separately by the system default setting.For example, it is back five seconds (comprising very first time stamp) of starting point that described fixed time section can be set at very first time stamp, stabbing as the very first time is 3 minutes and 50 seconds, then the fixed time section is 3 minutes 50 seconds to 3 minutes and 55 seconds, or to be set at very first time stamp be the previous five (comprise the very first time stab) of end point, stabbing as the very first time is 3 minutes and 50 seconds, then the fixed time section is 3 minutes 45 seconds to 3 minutes and 50 seconds, or to be set at very first time stamp be the front and back five seconds (comprise the very first time stab) of intermediate point, stabbing as the very first time is 3 minutes and 50 seconds, and then the fixed time section is 3 minutes 45 seconds to 3 minutes and 55 seconds.
Fig. 2 is the structural representation of a kind of PTT communicator second embodiment of the embodiment of the invention, comprising:
Acquiring unit 2 is used for when described user discharges the PTT right of speech, obtains to be used to indicate the very first time stamp that described user discharges the described PTT right of speech moment;
Judging unit 3, be used for acoustical power according to the described user who obtains of described recording elements 1, judge in the fixed time section that comprises described very first time stamp, whether described state of user is quiet, if, discharge the PTT right of speech, if not, continue to record the described user's voice data of analysis and after described user makes a speech end, discharge the PTT right of speech automatically.
Wherein, recording elements 1 comprises:
Need to prove, user's mute state refers to not floor status of user, be only to represent under user's mute state that the user does not do speech, the background sound that also has surrounding environment this moment exists, what be that described reference data represents is the down big of user's background sound acoustical power of showing surrounding environment under the floor status, certainly, if surrounding environment does not have background sound, then described reference data is 0.
Acoustical power when total acoustical power deducts described reference data and obtains described user and make a speech when for example making a speech by the user who obtains in real time.
Promptly first judgment sub-unit 31 compares described user each acoustical power and described reference data constantly in the fixed time section that comprises described very first time stamp, and judges according to comparative result whether described user each acoustical power constantly in described fixed time section all is less than or equal to described reference data.
Promptly first judgment sub-unit 31 is judged as when being, the expression user is in mute state in described fixed time section, performance element 32 will be carried out the operation that discharges the PTT right of speech this moment, when being judged as not, represent that then described user does not finish speech, at this moment, performance element 32 discharges the PTT right of speech automatically with continuing to record the described user's voice data of analysis after described user makes a speech end.
Fig. 3 is the structural representation of a kind of PTT communicator the 3rd embodiment of the embodiment of the invention, and different with Fig. 2 is that described filter unit 12 comprises:
Reference data acquiring unit 121 is used for determining or adjusting described reference data according to the size of acoustical power under described user's floor status.
Reference data acquiring unit 121 can according under user's floor status in real time the size of acoustical power determine or adjust described reference data, to guarantee the accuracy of described reference data.
Need to prove that described appointment duration can also can be adjusted according to user's request voluntarily by the system default setting, for example is set at 5 seconds or 10 seconds.
Need to prove that also second judgment sub-unit 321 judges that whether the user is that mute state is that described user each acoustical power and described reference data constantly in described appointment duration is compared and obtains a result.
PTT communicator and the described PTT communicator of Fig. 1 to Fig. 3 included in a kind of portable terminal of the present invention are roughly the same, are not described in detail in this.
Fig. 4 is the schematic flow sheet of first embodiment of the method for a kind of PTT of realization of the present invention conversation, comprising:
400, the user obtains the acoustical power that the speech of PTT right of speech the time is recorded the user's voice data and obtained described user according to described voice in real time.
Acoustical power is that total acoustic energy that sound source radiation comes out in the unit interval is called acoustical power, can be regarded as the make a speech size of volume of user in the embodiment of the invention.
During the PPT session, after the user obtains the PTT right of speech and begins speech, the described user's voice data of real-time recording, and obtain each acoustical power size constantly of user in real time, promptly obtain described user's volume.
401, when described user discharges the PTT right of speech, obtain and be used to indicate described user and discharge the described PTT right of speech very first time constantly and stab.
When promptly detecting described user and discharging the command signal of PTT right of speech, the moment that described user is discharged the command signal of PTT right of speech stabs with the described very first time and marks.
402, according to the described user's who obtains of described recording elements acoustical power, judge in the fixed time section that comprises described very first time stamp, whether described state of user is quiet, if, discharge the PTT right of speech, if not, continue to record the described user's voice data of analysis and after described user makes a speech end, discharge the PTT right of speech automatically.
Promptly after the user discharges right of speech, judge whether state of user is quiet in the fixed time section that comprises described very first time stamp, according to being the acoustical power that comprises the interior user of fixed time section of described very first time stamp, when being judged as be, be that the user has finished speech, then discharge the PTT right of speech, if be judged as not, be that the user does not finish speech, the knot that then will continue is recorded and is play the user's voice data and obtains real-time acoustical power.
Need illustrate that the described very first time fixed time section of stamp that comprises can also can be specified according to user's request separately by the system default setting.For example, it is back five seconds (comprising very first time stamp) of starting point that described fixed time section can be set at very first time stamp, stabbing as the very first time is 3 minutes and 50 seconds, then the fixed time section is 3 minutes 50 seconds to 3 minutes and 55 seconds, or to be set at very first time stamp be the previous five (comprise the very first time stab) of end point, stabbing as the very first time is 3 minutes and 50 seconds, then the fixed time section is 3 minutes 45 seconds to 3 minutes and 50 seconds, or to be set at very first time stamp be the front and back five seconds (comprise the very first time stab) of intermediate point, stabbing as the very first time is 3 minutes and 50 seconds, and then the fixed time section is 3 minutes 45 seconds to 3 minutes and 55 seconds.
Fig. 5 is the schematic flow sheet of second embodiment of the method for a kind of PTT of realization of the present invention conversation, comprising:
500, the described user's voice data of real-time recording.
501, according to reference data the described speech data of recording is carried out filtered noise operation, described reference data is the acoustical power of described User Status when being quiet.
Need to prove, user's mute state refers to not floor status of user, be only to represent under user's mute state that the user does not do speech, the background sound that also has surrounding environment this moment exists, what be that described reference data represents is the down big of user's background sound acoustical power of showing surrounding environment under the floor status, certainly, if surrounding environment does not have background sound, then described reference data is 0.
502, calculate each acoustical power of described user constantly according to the speech data behind the described filtered noise.
Acoustical power when total acoustical power deducts described reference data and obtains described user and make a speech when for example making a speech by the user who obtains in real time.
During the PPT session, after the user obtains the PTT right of speech and begins speech, the described user's voice data of real-time recording, and obtain each acoustical power size constantly of user in real time, promptly obtain described user's volume.
503, when described user discharges the PTT right of speech, obtain and be used to indicate described user and discharge the described PTT right of speech very first time constantly and stab.
When promptly detecting described user and discharging the command signal of PTT right of speech, the moment that described user is discharged the command signal of PTT right of speech stabs with the described very first time and marks.
504, judge whether each acoustical power constantly of described user all is less than or equal to described reference data in the fixed time section that described very first time stabs, be judged as when being, discharge described PTT right of speech, when being judged as not, continuing to record the described user's voice data of analysis and after described user makes a speech end, discharge the PTT right of speech automatically.
Be judged as when being, the expression user is in mute state in described fixed time section, discharge the operation of PTT right of speech this moment, when being judged as not, represent that then described user does not finish speech, at this moment, hold and to continue to record the described user's voice data of the analysis automatic PTT of release right of speech after described user makes a speech end.
Fig. 6 is the schematic flow sheet of the 3rd embodiment of the method for a kind of PTT of realization of the present invention conversation, comprising:
600, the described user's voice data of real-time recording.
601, according to reference data the described speech data of recording is carried out filtered noise operation, described reference data is the acoustical power of described User Status when being quiet.
Need to prove, user's mute state refers to not floor status of user, be only to represent under user's mute state that the user does not do speech, the background sound that also has surrounding environment this moment exists, what be that described reference data represents is the down big of user's background sound acoustical power of showing surrounding environment under the floor status, certainly, if surrounding environment does not have background sound, then described reference data is 0.
602, determine described reference data according to the size of acoustical power under described user's floor status.
Need to prove, 602 and other step between the front and back ordinal relation of no appointment, can be that the acoustical power when beginning to make a speech according to the user is determined reference data, also can adjust described reference sound power in real time according to the variation of the acoustical power in user's speech process.
603, calculate each acoustical power of described user constantly according to the speech data behind the described filtered noise.
Acoustical power when total acoustical power deducts described reference data and obtains described user and make a speech when for example making a speech by the user who obtains in real time.
During the PPT session, after the user obtains the PTT right of speech and begins speech, the described user's voice data of real-time recording, and obtain each acoustical power size constantly of user in real time, promptly obtain described user's volume.
604, when described user discharges the PTT right of speech, obtain and be used to indicate described user and discharge the described PTT right of speech very first time constantly and stab.
When promptly detecting described user and discharging the command signal of PTT right of speech, the moment that described user is discharged the command signal of PTT right of speech stabs with the described very first time and marks.
605, judge whether each acoustical power constantly of described user all is less than or equal to described reference data in the fixed time section that described very first time stabs, and is judged as when being, discharges described PTT right of speech and process ends, when being judged as not, execution in step 606.
606, continue to record the described user's voice data of analysis, simultaneously, judge whether described state of user the continuous mute state of duration occurs specifying, is judged as when being, discharges the PTT right of speech automatically, when being judged as not, execution in step 605.
Need to prove that described appointment duration can also can be adjusted according to user's request voluntarily by the system default setting, for example is set at 5 seconds or 10 seconds.
Also need to prove, judge that whether the user is that mute state is that described user each acoustical power and described reference data constantly in described appointment duration is compared and obtains a result.
As from the foregoing, implement the embodiment of the invention, the analysis and judgement user of the state end of whether making a speech when the user is discharged the PTT right of speech, and continue to record when not finishing in speech the user and broadcast the end of making a speech until the user, solve operation and the stationary problem of making a speech in the PTT session, guarantee spokesman's speech integrality, effectively improved the speech quality of PTT.
Above disclosed is a kind of preferred embodiment of the present invention only, can not limit the present invention's interest field certainly with this, and therefore the equivalent variations of doing according to claim of the present invention still belongs to the scope that the present invention is contained.
Claims (11)
1. a PTT communicator is characterized in that, comprising:
Recording elements is used for the acoustical power of recording the user's voice data when user obtains the speech of PTT right of speech and obtaining described user according to described voice in real time;
Acquiring unit is used for when described user discharges the PTT right of speech, obtains to be used to indicate the very first time stamp that described user discharges the described PTT right of speech moment;
Judging unit, be used for acoustical power according to the described user who obtains of described recording elements, judge in the fixed time section that comprises described very first time stamp, whether described state of user is quiet, if, discharge the PTT right of speech, if not, continue to record the described user's voice data of analysis and after described user makes a speech end, discharge the PTT right of speech automatically.
2. PTT communicator as claimed in claim 1 is characterized in that, described recording elements comprises:
Record subelement, be used for the described user's voice data of real-time recording;
Filter unit is used for according to reference data the described speech data of recording being carried out filtered noise operation, and described reference data is the acoustical power of described User Status when being quiet;
Computing unit is used for calculating each acoustical power of described user constantly according to the speech data behind the described filtered noise.
3. PTT communicator as claimed in claim 2 is characterized in that, described filter unit comprises:
The reference data acquiring unit is used for determining described reference data according to the size of acoustical power under described user's floor status.
4. PTT communicator as claimed in claim 1 is characterized in that, described judging unit comprises:
First judgment sub-unit is used to judge whether each acoustical power constantly of the interior described user of fixed time section of described very first time stamp all is less than or equal to described reference data;
Performance element, be used for being judged as when being when described first judgment sub-unit, discharge described PTT right of speech, when described first judgment sub-unit is judged as not, continues to record the described user's voice data of analysis and after described user makes a speech end, discharge the PTT right of speech automatically.
5. PTT communicator as claimed in claim 4 is characterized in that, described performance element comprises:
Second judgment sub-unit, be used for being judged as and being, continue to record when analyzing described user's voice data, judge whether described state of user the continuous mute state of duration occurs specifying when described first judgment sub-unit, be judged as when being, discharge the PTT right of speech automatically.
6. a portable terminal is characterized in that, comprises as 1～6 each described PTT communicator.
7. a method that realizes the PTT conversation is characterized in that, comprising:
The user records the user's voice data when obtaining the speech of PTT right of speech and obtains described user's acoustical power according to described voice in real time;
When described user discharges the PTT right of speech, obtain and be used to indicate described user and discharge the described PTT right of speech very first time constantly and stab;
Acoustical power according to the described user who obtains of described recording elements, judge in the fixed time section that comprises described very first time stamp, whether described state of user is quiet, if, discharge the PTT right of speech, if not, continue to record the described user's voice data of analysis and after described user makes a speech end, discharge the PTT right of speech automatically.
8. method as claimed in claim 7 is characterized in that, described user obtains the speech of PTT right of speech and the time records the user's voice data and comprise according to the step that described voice obtain described user's acoustical power in real time:
The described user's voice data of real-time recording;
According to reference data the described speech data of recording is carried out filtered noise operation, described reference data is the acoustical power of described User Status when being quiet;
Calculate each acoustical power of described user constantly according to the speech data behind the described filtered noise.
9. method as claimed in claim 8 is characterized in that, described user obtains the speech of PTT right of speech and the time records the user's voice data and also comprise according to the step that described voice obtain described user's acoustical power in real time:
Determine or adjust described reference data according to the size of acoustical power under described user's floor status.
10. method as claimed in claim 7, it is characterized in that, the described described user's who obtains according to described recording elements acoustical power, judge in the fixed time section that comprises described very first time stamp, whether described state of user is quiet, if discharge the PTT right of speech, if not, continuing to record the step of analyzing the described user's voice data automatic PTT of release right of speech after described user makes a speech end comprises:
Whether acoustical power of judging interior each moment of described user of fixed time section that the described very first time stabs all is less than or equal to described reference data;
Be judged as when being, discharge described PTT right of speech, when being judged as not, continuing to record the described user's voice data of analysis and after described user makes a speech end, discharge the PTT right of speech automatically.
11. method as claimed in claim 10 is characterized in that, described continue to record analyze described user's voice data and make a speech until described user and finish the step that the back discharges the PTT right of speech automatically and be specially:
Continue to record when analyzing described user's voice data, judge whether described state of user the continuous mute state of duration occurs specifying, is judged as when being, discharges the PTT right of speech automatically.
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| CN200910214497A CN101764882A (en) | 2009-12-31 | 2009-12-31 | PTT conversation device and method for realizing PTT conversation |
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| CN115103319A (en) * | 2022-06-15 | 2022-09-23 | 成都零壹众科技有限公司 | Intercommunication calling method and device under special operation environment |
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Application publication date: 20100630 |