CN104008762A - Wireless recording apparatus - Google Patents
Wireless recording apparatus Download PDFInfo
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- CN104008762A CN104008762A CN201310060874.1A CN201310060874A CN104008762A CN 104008762 A CN104008762 A CN 104008762A CN 201310060874 A CN201310060874 A CN 201310060874A CN 104008762 A CN104008762 A CN 104008762A
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- recording
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Abstract
The invention discloses a wireless recording apparatus. The wireless recording apparatus comprises a recording master machine and a sound source slave machine. The recording master machine comprises a microprocessor, a master machine wireless communication unit connected with the microprocessor, and a memory. The sound source slave machine comprises a signal conversion module, a slave machine microphone connected with the signal conversion module, and a slave machine wireless communication unit. The master machine wireless communication unit of the recording master machine establishes a wireless communication channel with the slave machine wireless communication unit of the sound source slave machine, and the master machine wireless communication unit receives sound source signals of the sound source slave machine and transmits the sound source signals to the microprocessor for processing and generating wireless recording data for storage in the memory. According to the invention, through the wireless communication channel established by the master machine wireless communication unit of the recording master machine and the slave machine wireless communication unit of the sound source slave machine, the recording master machine receives the sound source signals of the sound source slave machine in a wireless transmission communication mode and processes and generates the recording data, such that far-distance recording at a large pace is greatly facilitated, the recording quality is guaranteed, and the popularization and application are facilitated.
Description
[technical field]
The present invention relates to a kind of recording device, relate in particular to a kind of wireless connections realization wireless recording device of recording at a distance of being convenient to.
[background technology]
Recording device is for recording on-the-spot sound, and the speech of such as meeting etc., preserve discourse content, is convenient to recall and searches.Due to the situation in different meeting meeting-place, in small conference room, recording device can record conference content, but, in large-scale meeting meeting-place, if recording device is far away apart from spokesman, other sound sources that add meeting-place are disturbed, to directly affect recording effect, and even occur recording and do not know almost illegible, lose undoubtedly the value of recording.
Therefore, if can provide one to be convenient to for example in large-scale meeting-place, also be convenient to recording in larger distance, ensure the recording device of recording quality, become undoubtedly one of development trend of current recording device.
[summary of the invention]
The invention provides a kind of recording device, being convenient to, in situation recording at a distance, provides reliable recording effect, records effective recording substance.
For solving above-mentioned technical matters, the invention provides a kind of wireless recording device, comprise recording main frame and sound source handset, described recording main frame comprises microprocessor, connect main frame wireless communication unit and the storer of microprocessor, described sound source handset comprises signal conversion module, connect handset microphone and the handset wireless communication unit of signal conversion module, the main frame wireless communication unit of described recording main frame and the handset wireless communication unit of sound source handset are set up wireless communication, described main frame wireless communication unit receives the sound-source signal of sound source handset and transfers to after microprocessor processes generates recording data and is stored to storer.
Wireless recording device as above, described microprocessor comprises monitoring module, described monitoring module is monitored the wireless signal of main frame wireless communication unit reception and is judged to process and generates recording data.
Wireless recording device as above, described monitoring module comprises threshold decision module, described threshold decision module is set reference value, and described monitoring module transfers to threshold decision module by the signal of monitoring and judges that the signal that is more than or equal to reference value is recorded audio signals and processes the recording data described in generating.
Wireless recording device as above, described recording main frame also arranges main frame microphone, and described recording main frame receives the sound-source signal of the main frame microphone that is arranged at recording main frame and processes and generates recording data.
Wireless recording device as above, described recording main frame comprises the A/D modular converter and the host interface that is connected A/D modular converter that connect microprocessor, sound source handset comprises the handset interface that connects handset microphone, the handset microphone of sound source handset is connected with the host interface of recording main frame by handset interface, after the channel transfer of the sound-source signal that handset microphone receives by handset interface and host interface to A/D modular converter is changed generating digital signal and transfer to microprocessor processes generation recording data.
Wireless recording device as above, the handset microphone of described sound source handset comprises the first microphone and second microphone, described first, second microphone receives respectively the voice signal of left and right sound field and transfers to signal conversion module processing.
Wireless recording device as above, also comprises the bindiny mechanism that is flexibly connected described sound source handset and recording main frame, and described sound source handset connects as one with recording main frame by bindiny mechanism.
Wireless recording device as above, the bindiny mechanism of described connection recording main frame and sound source handset is latching system, described recording main frame and sound source handset are connected in one by latching system.
Wireless recording device as above, the bindiny mechanism of described connection recording main frame and sound source handset is hinge means, described hinge means is assembled into one sound source handset and recording main frame.
Wireless recording device as above, described main frame wireless communication unit comprises Bluetooth wireless communication module, 2.4G wireless communication module and FM wireless receiving module, and described handset wireless communication unit comprises Bluetooth wireless communication module, 2.4G wireless communication module and FM wireless transmitter module.
As mentioned above, the wireless communication that wireless recording device of the present invention is set up by the recording main frame wireless communication unit of main frame and the handset wireless communication unit of sound source handset, the communication mode of main frame wireless transmission of making to record receives the sound-source signal of sound source handset and processes and generates recording data, greatly facilitate large-scale meeting-place and record at a distance, ensure recording quality.
[brief description of the drawings]
Fig. 1 is the schematic perspective view of the first embodiment of wireless recording device of the present invention.
Fig. 2 is the schematic perspective view of the second embodiment of wireless recording device of the present invention.
Fig. 3 is the structure principle chart of the first embodiment of wireless recording device of the present invention.
Fig. 4 is the structure principle chart of the second embodiment of wireless recording device of the present invention.
Fig. 5 is the structure principle chart of the 3rd embodiment of wireless recording device of the present invention.
[embodiment]
Reach for further setting forth the present invention technological means and effect that predetermined object is taked, below in conjunction with drawings and the embodiments, architectural feature, to concrete structure of the present invention and effect thereof, be described in detail as follows.
Wireless recording device of the present invention comprises recording main frame and sound source handset, recording main frame and sound source handset are detachable flexible connection, in use, sound source handset can be placed on teller and wait the sound source place that needs recorded voice, recording main frame is changed and be wirelessly transmitted to sound source handset by the sound-source signal of reception, and recording main frame receives the wireless signal of sound source handset transmission and processes and generates recording data with storage.Recording main frame and the sound source handset of wireless recording device of the present invention are connected in one by movable bindiny mechanism, also be easy to carry, and in the time that needs use, sound source handset and recording main frame can be split, sound source handset is carried out signal transmission with recording main frame by being connected of radio communication, realizes and records remote recording preservation.The wireless communication that wireless recording device of the present invention is set up by the recording main-machine communication unit of main frame and the handset communication unit of sound source handset, the communication mode of main frame wireless transmission of making to record receives the sound-source signal of sound source handset and processes and generates recording data, greatly facilitating large-scale meeting-place records at a distance, ensure recording quality, easy to utilize.
As Fig. 1, it is the schematic perspective view of the first embodiment of wireless recording device of the present invention.Wireless recording device 1 comprises recording main frame 10 and sound source handset 20, and recording main frame is connected and is realized signal transmission by radio communication with sound source handset.Recording main frame 10 comprises main frame body, and main frame body arranges the display screen 11 in order to show, in order to control recording selection operation operating key 12 and in order to control the function key 13 of sound-recording function.
Sound source handset 20 comprises handset body, and the handset microphone 22 of the sound in order to receive sound source is set on handset body.Wireless recording device of the present invention also comprises the bindiny mechanism that is flexibly connected sound source handset 20 and recording main frame 10, and sound source handset 20 is connected and the formula structure that becomes one with recording main frame 10 by bindiny mechanism.The bindiny mechanism of recording main frame 10 can be buckling device, and the bindiny mechanism of sound source handset 20 can be latching system, and the buckling device snap close of latching system and recording main frame is also connected in one.In this specific embodiment, snap close folder 21 in order to clamping is set on the handset body of sound source handset 20, recording handset 20 is realized and is flexibly connected and can be assembled into one by bindiny mechanism with recording main frame 10, snap close folder 21 is also as the structure clamping, be convenient to the wireless recording device being assembled into one to be clamped and fastened on outside object, the briefcase or the clothes that are for example held on user are first-class.
As Fig. 2, it is the schematic perspective view of the second embodiment of wireless recording device of the present invention.Wireless recording device 2 comprises recording main frame 30 and sound source handset 40, the end of the main frame body of recording main frame 30 arranges the main frame microphone of two recording, main frame microphone comprises a left side, right microphone 31, 32, sound source handset 40 comprise be arranged on handset body for receiving the handset microphone 41 of sound at sound source place, the bindiny mechanism that the side setting of handset body is connected with the main frame body of recording main frame 10, in this specific embodiment, syndeton comprises the pivot 42 of the side that is arranged at handset body and is arranged at accordingly the axle sleeve of the main frame body of recording main frame 30, the pivot 42 of handset body coordinates with the axle sleeve of main frame body and sound source handset 40 is pivoted, sound source handset 42 is assembled into one by pivot 42 and recording main frame, and be positioned at the medium position on top of the main frame body of recording main frame 30.
For strengthen sound source handset 40 receive outside sound source voice signal be subject to audio fruit, recording microphone wind 41 is arranged at the surface of sound source handset 40, and the area of recording microphone wind 41 be more than or equal to sound source handset 40 surface area 1/2nd, make the area of recording microphone wind 41 occupy most of area of the end face of 40 handset main body of sound source handset.
Moreover, further, in concrete enforcement, after being assembled into one for the ease of sound source handset 40 and recording main frame 30, carry, the bindiny mechanism that connects recording main frame and sound source handset is hinge means, in the pivot of sound source handset and the assembling of recording main frame and axle sleeve, elastic mechanism is set, for example, spring is set on pivot, the groove of fixing spring is set in axle sleeve, after sound source handset 40 and recording main frame 30 are assembled, elastic body by sound source handset 40 with recording main frame 30, the sound source handset 40 of the present invention main frame of recording is firmly fastened in external object, the object accommodating is accommodated between sound source handset and sound source handset, thereby realize stable being fixed between object of wireless recording device of the present invention.
As Fig. 3, it is the structure principle chart of the first embodiment of wireless recording device of the present invention.In the main frame body of recording main frame of the present invention, microprocessor is set, connect main frame wireless communication unit, storer, audio treatment unit, time mark unit and the loudspeaker of microprocessor, in concrete enforcement, audio treatment unit also can be integrated in microprocessor or carry out audio frequency processing by microprocessor.Signalization modular converter in the handset body of sound source handset, connects respectively handset wireless communication unit, handset microphone and the handset storer of signal conversion module.In specific embodiment, handset microphone comprises the first microphone and second microphone, and handset wireless communication unit comprises handset bluetooth communication, 2.4G handset communication module and FM handset transmitter module.Main frame wireless communication unit comprises main frame bluetooth communication, 2.4G host computer communication module and FM main frame receiver module.Those skilled in the art can know, the wireless communication protocol between main frame wireless communication unit and handset wireless communication unit can also adopt 802.11 procotols or Wi-Fi wireless network transmissions agreement to realize wireless transmission.
As Fig. 4, it is the structure principle chart of the wireless recording device of the second embodiment of the present invention.Different from the structure of above-mentioned the first embodiment is, one end of the main frame body of the recording main frame of the present embodiment also arranges left and right microphone, therefore, do not set up radio communication is connected with recording main frame at the handset microphone of sound source handset, can open the main frame sound-recording function of recording main frame, recording main frame receives the sound-source signal that obtains of left and right microphone on the main frame body that is arranged at recording main frame and transfers to microprocessor processes and generate recording data through connecting the A/D modular converter of microprocessor.
As Fig. 5, it is the structure principle chart of the wireless recording device of the third embodiment of the present invention.Different from the structure of above-mentioned the first embodiment is, the sound source handset 20 of wireless recording device of the present invention and the connection also comprising by the physical interface of wired connection that is connected of recording between main frame 10, recording main frame comprises the A/D modular converter and the host interface that is connected A/D modular converter that connect microprocessor, sound source handset comprises the handset interface that connects handset microphone, the handset microphone of sound source handset is the host interface physical connection with recording main frame by handset interface, after the sound-source signal that handset microphone receives directly transfers to A/D modular converter conversion generating digital signal by the physical channel of handset interface and host interface and transfer to microprocessor processes generation recording data.
Receive the quality of the signal of sound source in order to strengthen sound source handset, the first microphone of handset microphone and second microphone are separately positioned on the position, left and right of one end of the handset body of sound source handset, fully to receive the sound wave of rounded diffusion, handset microphone receives the acoustic signals of sound source and is transferred to signal conversion unit conversion and generates sound-source signal, in specific embodiment, can generate and process after generating digital electric signal or analog electrical signal, handset communication unit reception & disposal generate signal sound source signal and be processed into wireless sound source signal and by sound source handset with recording main frame set up wireless communication transfer to recording main frame main-machine communication unit.The main-machine communication unit reception wireless sound source signal aftertreatment of recording main frame is reduced into sound-source signal and transfers to microprocessor processes, and records the loudspeaker broadcasting output that generates recording data with storage or pass through to connect microprocessor.
Microprocessor also comprises monitoring module, monitors module and monitors the communications status of main-machine communication unit and monitor state that whether signal that signal that main-machine communication unit receives received with judgement meet sound recording and record to open and to process the sound-source signal being received.In specific embodiment, monitoring module can be poll module or interrupt module, monitors module and also comprises threshold decision module, and threshold decision module sets in advance to judge sound-source signal
reference valuethe monitoring module of microprocessor receives wireless sound-source signal the sound-source signal after treatment of main frame wireless communication unit transmission, threshold decision module is by the sound pressure level of sound-source signal and reference value comparison, if the sound pressure level of sound-source signal is more than or equal to reference value, threshold decision module judges that sound-source signal is the sound-source signal of recording, and sends instruction to microprocessor processes and record generation recording data.
Microprocessor of the present invention is tie-time identify unit also, the sound-source signal of microprocessor Receiving Host communication unit is also processed when generating recording data, time mark unit embeds the system time mark of microprocessor in recording data and generates the recording data with time marking, makes the recording data of recording have unique time marking information.In order to increase safe reliability, also can in recording data, increase other identification information, other the enciphered message etc. such as the ID facility information of the main frame of for example recording.
In sum, wireless recording device of the present invention comprises recording main frame and sound source handset, the main frame wireless communication unit and the handset wireless communication unit that arrange at recording main frame, sound source handset is positioned over to be needed the sound source of recorded voice place and accepts sound-source signal, the handset wireless communication unit of sound source handset is set up channel radio passage with the main frame wireless communication unit of recording main frame, thereby the sound-source signal that sound source handset is received is wirelessly transmitted to recording host process and records generation recording data.Therefore, the wireless communication that wireless recording device of the present invention is set up by the recording main frame wireless communication unit of main frame and the handset wireless communication unit of sound source handset has realized the object of wireless remote recorded voice, is particularly suitable for large-scale meeting-place or the recording demand in the situation that sound source is distant.In addition, between sound source handset of the present invention and recording main frame, realize and can divide removable separate type to be connected by the bindiny mechanism being flexibly connected, be convenient between sound source handset and recording main frame, to assemble the structure of the formula that becomes one, more convenient carrying, be convenient to the lighting of sound pick-up outfit, be suitable for applying.
The above embodiment of the present invention is only in order to illustrate principle of the present invention and structure, and those skilled in the art do any apparent conversion implementer accordingly, all within protection scope of the present invention.
Claims (10)
1. a wireless recording device, it is characterized in that, comprise recording main frame and sound source handset, described recording main frame comprises microprocessor, connect main frame wireless communication unit and the storer of microprocessor, described sound source handset comprises signal conversion module, connect handset microphone and the handset wireless communication unit of signal conversion module, the main frame wireless communication unit of described recording main frame and the handset wireless communication unit of sound source handset are set up wireless communication, described main frame wireless communication unit receives the sound-source signal of sound source handset and transfers to after microprocessor processes generates recording data and is stored to storer.
2. wireless recording device as claimed in claim 1, is characterized in that, described microprocessor comprises monitoring module, and described monitoring module is monitored the wireless signal of main frame wireless communication unit reception and judged to process and generates recording data.
3. wireless recording device as claimed in claim 2, it is characterized in that, described monitoring module comprises threshold decision module, described threshold decision module is set reference value, and described monitoring module transfers to threshold decision module by the signal of monitoring and judges that the signal that is more than or equal to reference value is recorded audio signals and processes the recording data described in generating.
4. wireless recording device as claimed in claim 1, is characterized in that, described recording main frame also arranges main frame microphone, and described recording main frame receives the sound-source signal of the main frame microphone that is arranged at recording main frame and processes and generates recording data.
5. wireless recording device as claimed in claim 1, it is characterized in that, described recording main frame comprises the A/D modular converter and the host interface that is connected A/D modular converter that connect microprocessor, sound source handset comprises the handset interface that connects handset microphone, the handset microphone of sound source handset is connected with the host interface of recording main frame by handset interface, after the channel transfer of the sound-source signal that handset microphone receives by handset interface and host interface to A/D modular converter is changed generating digital signal and transfer to microprocessor processes generation recording data.
6. wireless recording device as claimed in claim 1, it is characterized in that, the handset microphone of described sound source handset comprises the first microphone and second microphone, and described first, second microphone receives respectively the voice signal of left and right sound field and transfers to signal conversion module processing.
7. wireless recording device as claimed in claim 1, is characterized in that, also comprises the bindiny mechanism that is flexibly connected described sound source handset and recording main frame, and described sound source handset connects as one with recording main frame by bindiny mechanism.
8. wireless recording device as claimed in claim 7, is characterized in that, the bindiny mechanism of described connection recording main frame and sound source handset is latching system, and described recording main frame and sound source handset are connected in one by latching system.
9. wireless recording device as claimed in claim 7, is characterized in that, the bindiny mechanism of described connection recording main frame and sound source handset is hinge means, and described hinge means is assembled into one sound source handset and recording main frame.
10. the wireless recording device as described in claim as arbitrary in claim 1-9, it is characterized in that, described main frame wireless communication unit comprises Bluetooth wireless communication module, 2.4G wireless communication module and FM wireless receiving module, and described handset wireless communication unit comprises Bluetooth wireless communication module, 2.4G wireless communication module and FM wireless transmitter module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310060874.1A CN104008762A (en) | 2013-02-27 | 2013-02-27 | Wireless recording apparatus |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310060874.1A CN104008762A (en) | 2013-02-27 | 2013-02-27 | Wireless recording apparatus |
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| CN104008762A true CN104008762A (en) | 2014-08-27 |
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| CN201310060874.1A Pending CN104008762A (en) | 2013-02-27 | 2013-02-27 | Wireless recording apparatus |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112423194A (en) * | 2020-10-19 | 2021-02-26 | 北京搜狗科技发展有限公司 | Distribution method and device and recording equipment |
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| JP2003333511A (en) * | 2002-05-13 | 2003-11-21 | Matsushita Electric Ind Co Ltd | Television signal recording apparatus |
| CN2645180Y (en) * | 2003-05-21 | 2004-09-29 | 群联电子股份有限公司 | Wireless voice device with MP3 coding/recording chip |
| CN101866681A (en) * | 2009-04-14 | 2010-10-20 | 英华达(上海)电子有限公司 | Wireless network card with recording function |
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2013
- 2013-02-27 CN CN201310060874.1A patent/CN104008762A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003333511A (en) * | 2002-05-13 | 2003-11-21 | Matsushita Electric Ind Co Ltd | Television signal recording apparatus |
| CN2645180Y (en) * | 2003-05-21 | 2004-09-29 | 群联电子股份有限公司 | Wireless voice device with MP3 coding/recording chip |
| CN101866681A (en) * | 2009-04-14 | 2010-10-20 | 英华达(上海)电子有限公司 | Wireless network card with recording function |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112423194A (en) * | 2020-10-19 | 2021-02-26 | 北京搜狗科技发展有限公司 | Distribution method and device and recording equipment |
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Application publication date: 20140827 |