CN202373295U - Recording detection device - Google Patents
Recording detection device Download PDFInfo
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- CN202373295U CN202373295U CN2011205107454U CN201120510745U CN202373295U CN 202373295 U CN202373295 U CN 202373295U CN 2011205107454 U CN2011205107454 U CN 2011205107454U CN 201120510745 U CN201120510745 U CN 201120510745U CN 202373295 U CN202373295 U CN 202373295U
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- recording
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- detecting
- audio signals
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Abstract
The utility model discloses a recording detection device, which comprises a CPU (Central Processing Unit), a power supply circuit, a recoding circuit and recording threshold comparison circuit, wherein the power supply output end of the power supply circuit is connected with the power supply input end of the CPU unit; the recording signal output end of the recording circuit is connected with the recording signal input end of the CPU unit; the recording threshold value comparison circuit is connected with the CPU unit; and the recording control circuit is connected with the CPU unit. The pausing and continuing of recording are controlled by detecting the magnitude of sound on a recording field, the recording detection device has a full-automatic recording function, and only one file can be generated for each meeting record according to setting.
Description
Technical field:
The utility model relates to the technical field of electronic equipment with sound-recording function, refers in particular to a kind of recording arrangement for detecting.
Background technology:
Multimedia player, for example MP3, MP4 player are a kind of music, video player.At present, multimedia player such as MP3, MP4 player have built-in recording, external recording and line input sound-recording function.But; In the prior art, under the situation that does not have artificial control, multimedia player can only be recorded continuously; Do not possess automatic pause and the full-automatic sound-recording function that automatically continues recording, full-automatic sound-recording function is meant according to the volume of recording and records and suspend.Company is because a few thing meeting need be held the long time; The time of having a rest of being interrupted, mealtime etc. are wherein arranged; Begin recording, suspend recording and stop recording need asking the user to remove to control multimedia player in such cases; There is inconvenience in the use, and causes a plurality of recording files sometimes.
The utility model content:
The purpose of the utility model is to the deficiency of prior art a kind of recording arrangement for detecting to be provided; It is controlled through the size of the sound of detecting recording site and suspends recording and continue recording; Have full-automatic sound-recording function, and can only generate a file to a session recording according to setting.
For realizing above-mentioned purpose, the utility model is realized through following technical scheme:
The recording arrangement for detecting; Comprise CPU element, power circuit and recording circuit; The power output end of power circuit connects the power input of CPU element, and the recorded audio signals output terminal of recording circuit connects the recorded audio signals input end of CPU element, and the recording arrangement for detecting also comprises a recording threshold value comparator circuit; The recorded audio signals that is used for that CPU element is received sample and with the recording threshold ratio of setting, recording threshold value comparator circuit connects CPU element; One recording control circuit is exported a corresponding control signal according to the comparative result of recording threshold value comparator circuit to CPU element, and recording control circuit connects CPU element.
Said recording arrangement for detecting comprises that a recording threshold value is provided with circuit, is used to import and set the recording threshold value of recording or not recording, and the recording threshold value is provided with circuit and connects CPU element.
Said recording arrangement for detecting comprises LCD and key circuit, and CPU element is provided with a signal input end, and LCD and key circuit connect the signal input end of CPU element.
Said recording arrangement for detecting comprises internal memory and flash memory, and CPU element is provided with a data output end, and internal memory and flash memory are connected the data output end of CPU element respectively.
Said recording arrangement for detecting comprises USB interface, and USB interface connects CPU element.
Said recording circuit comprises earphone output circuit, and CPU element is provided with an audio signal output end, and earphone output circuit connects the audio signal output end of CPU element.
Said recording circuit comprises the built-in microphone recording circuit, and the recorded audio signals output terminal of built-in microphone recording circuit connects the recorded audio signals input end of CPU element.
Said recording circuit comprises external microphone location circuit, and the recorded audio signals output terminal of external microphone location circuit connects the recorded audio signals input end of CPU element.
Said recording circuit comprises line input recording circuit, and the recorded audio signals output terminal of line input recording circuit connects the recorded audio signals input end of CPU element.
The beneficial effect that the utility model has owing to the employing technique scheme: the utility model detects and compares the size of the sound of recording site through recording threshold value comparator circuit; Control the time-out recording and continue recording through recording control circuit, when in Recording Process, running into situation such as being interrupted time of having a rest, mealtime, on-the-spot sound is less than the recording threshold value of setting; Suspend recording; After meeting restarted, on-the-spot sound continued recording automatically greater than the recording threshold value of setting; Have full-automatic sound-recording function, and can only generate a file to a session recording according to setting.
Description of drawings:
Below in conjunction with accompanying drawing the utility model is done further explanation:
Fig. 1 is the circuit diagram of the utility model.
Among the figure: 1---CPU element.
Embodiment:
The embodiment of the recording arrangement for detecting of the utility model is as shown in Figure 1; Comprise CPU element 1, power circuit and recording circuit; The power output end of power circuit connects the power input of CPU element 1, and the recorded audio signals output terminal of recording circuit connects the recorded audio signals input end of CPU element 1.
The recording arrangement for detecting also comprises a recording threshold value comparator circuit, be used for the recorded audio signals that CPU element 1 is received sample and with the recording threshold ratio of setting, recording threshold value comparator circuit connects CPU element 1; One recording control circuit is exported a corresponding control signal according to the comparative result of recording threshold value comparator circuit to CPU element 1, and recording control circuit connects CPU element 1.
When teller's sound was lower than this recording threshold value, player will be in the time-out recording state, and teller's sound is during greater than this threshold value, and MP3, MP4 player will continue recording, and can not change the recording file name automatically.MP3, the external microphone power supply of MP4 player.CPU element 1 is adopted, encodes, is stored for the simulating signal of microphone input and carries out decodes and plays output, and the user can carry out monitoring recording.
The recording arrangement for detecting comprises that a recording threshold value is provided with circuit, is used to import and set the recording threshold value of recording or not recording, and the recording threshold value is provided with circuit and connects CPU element 1.
Said recording arrangement for detecting comprises LCD and key circuit, and CPU element 1 is provided with a signal input end, and LCD and key circuit connect the signal input end of CPU element 1.
Said recording arrangement for detecting comprises internal memory and flash memory, and CPU element 1 is provided with a data output end, and internal memory and flash memory are connected the data output end of CPU element 1 respectively.
Said recording arrangement for detecting comprises USB interface, and USB interface connects CPU element 1.
Said recording circuit comprises earphone output circuit, and CPU element 1 is provided with an audio signal output end, and earphone output circuit connects the audio signal output end of CPU element 1.
Said recording circuit comprises the built-in microphone recording circuit, and the recorded audio signals output terminal of built-in microphone recording circuit connects the recorded audio signals input end of CPU element 1.
Said recording circuit comprises external microphone location circuit, and the recorded audio signals output terminal of external microphone location circuit connects the recorded audio signals input end of CPU element 1.
Said recording circuit comprises line input recording circuit, and the recorded audio signals output terminal of line input recording circuit connects the recorded audio signals input end of CPU element 1.
The recording arrangement for detecting is provided with different recording threshold values respectively according to the recording characteristic of built-in microphone and outer microphone, line input, generally we be set to when the recorded audio signals source be greater than-50DB.When the multimedia player of using this new technique is in recording state; When there is source of sound in the outside; This player begins recording; During through built-in microphone recording circuit, line input recording circuit or external microphone location circuit, CPU element begins the analog signal sampling for input, and confirms that intensity and the corresponding recording threshold value of setting of the recorded audio signals of input compare; When signal intensity during greater than the recording threshold value that is provided with, the recording arrangement for detecting just begins coding and buffer memory and stores in the flash memory.In Recording Process, when signal intensity is lower than the recording threshold value of setting, multimedia player just is in the time-out recording state; When signal intensity when threshold value is set; Record length and continuation recording before the multimedia player continued access, and the recording file name is constant, only generates a recording file.
Above content is merely the preferred embodiment of the utility model; For those of ordinary skill in the art; According to the thought of the utility model, the part that on embodiment and range of application, all can change, this description should not be construed as the restriction to the utility model.
Claims (9)
1. recording arrangement for detecting; Comprise CPU element, power circuit and recording circuit; The power output end of power circuit connects the power input of CPU element, and the recorded audio signals output terminal of recording circuit connects the recorded audio signals input end of CPU element, it is characterized in that: also comprise a recording threshold value comparator circuit; The recorded audio signals that is used for that CPU element is received sample and with the recording threshold ratio of setting, recording threshold value comparator circuit connects CPU element;
One recording control circuit is exported a corresponding control signal according to the comparative result of recording threshold value comparator circuit to CPU element, and recording control circuit connects CPU element.
2. recording arrangement for detecting according to claim 1 is characterized in that: said recording arrangement for detecting comprises that a recording threshold value is provided with circuit, is used to import and set the recording threshold value of recording or not recording, and the recording threshold value is provided with circuit and connects CPU element.
3. recording arrangement for detecting according to claim 1 is characterized in that: said recording arrangement for detecting comprises LCD and key circuit, and CPU element is provided with a signal input end, and LCD and key circuit connect the signal input end of CPU element.
4. recording arrangement for detecting according to claim 1 is characterized in that: said recording arrangement for detecting comprises internal memory and flash memory, and CPU element is provided with a data output end, and internal memory and flash memory are connected the data output end of CPU element respectively.
5. recording arrangement for detecting according to claim 1 is characterized in that: said recording arrangement for detecting comprises USB interface, and USB interface connects CPU element.
6. recording arrangement for detecting according to claim 1 is characterized in that: said recording circuit comprises earphone output circuit, and CPU element is provided with an audio signal output end, and earphone output circuit connects the audio signal output end of CPU element.
7. according to the described recording arrangement for detecting of one of claim 1 to 6, it is characterized in that: said recording circuit comprises the built-in microphone recording circuit, and the recorded audio signals output terminal of built-in microphone recording circuit connects the recorded audio signals input end of CPU element.
8. according to the described recording arrangement for detecting of one of claim 1 to 6, it is characterized in that: said recording circuit comprises external microphone location circuit, and the recorded audio signals output terminal of external microphone location circuit connects the recorded audio signals input end of CPU element.
9. according to the described recording arrangement for detecting of one of claim 1 to 6, it is characterized in that: said recording circuit comprises line input recording circuit, and the recorded audio signals output terminal of line input recording circuit connects the recorded audio signals input end of CPU element.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205107454U CN202373295U (en) | 2011-12-09 | 2011-12-09 | Recording detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205107454U CN202373295U (en) | 2011-12-09 | 2011-12-09 | Recording detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202373295U true CN202373295U (en) | 2012-08-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205107454U Expired - Fee Related CN202373295U (en) | 2011-12-09 | 2011-12-09 | Recording detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202373295U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103137184A (en) * | 2013-01-25 | 2013-06-05 | 福州思迈特数码科技有限公司 | Novel recording pen |
| CN103778950A (en) * | 2012-10-22 | 2014-05-07 | 爱国者电子科技有限公司 | Recording method in the state of closed recording circuit |
| CN103778925A (en) * | 2012-10-22 | 2014-05-07 | 爱国者电子科技有限公司 | Recording apparatus for controlling recording in recording circuit off state |
| CN104754463A (en) * | 2013-12-31 | 2015-07-01 | 环达电脑(上海)有限公司 | Switching method of internal and external microphone signals |
| CN105516485A (en) * | 2015-12-04 | 2016-04-20 | 小米科技有限责任公司 | Sound recording method and device |
-
2011
- 2011-12-09 CN CN2011205107454U patent/CN202373295U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103778950A (en) * | 2012-10-22 | 2014-05-07 | 爱国者电子科技有限公司 | Recording method in the state of closed recording circuit |
| CN103778925A (en) * | 2012-10-22 | 2014-05-07 | 爱国者电子科技有限公司 | Recording apparatus for controlling recording in recording circuit off state |
| CN103137184A (en) * | 2013-01-25 | 2013-06-05 | 福州思迈特数码科技有限公司 | Novel recording pen |
| CN103137184B (en) * | 2013-01-25 | 2015-10-28 | 福建歌航电子信息科技有限公司 | A kind of Novel recording pen |
| CN104754463A (en) * | 2013-12-31 | 2015-07-01 | 环达电脑(上海)有限公司 | Switching method of internal and external microphone signals |
| CN105516485A (en) * | 2015-12-04 | 2016-04-20 | 小米科技有限责任公司 | Sound recording method and device |
| CN105516485B (en) * | 2015-12-04 | 2019-03-01 | 小米科技有限责任公司 | The way of recording and device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120808 Termination date: 20121209 |