CN214429694U - Recording pen and electronic equipment - Google Patents

Abstract

The application discloses recording pen and electronic equipment, the electronic equipment that this application provided includes main part module, microphone group and camera module like the recording pen, the backplate of main part module is the step structure, the microphone group sets up in on the main part module, the camera module set up in on the backplate of main part module. According to the step-type structure, the back plate of the main body module is designed into the step-type structure through the layered division, and the design of the back plate of the step-type structure enables the thickness of the side edge of the main body module to be reduced, the holding hand feeling of a user is improved, and the user can hold the main body module for a long time conveniently. Moreover, the visual effect of the recording pen is thinner on the whole.

Description

Recording pen and electronic equipment

Technical Field

The application relates to the technical field of electronic products, in particular to a recording pen and electronic equipment.

Background

With the development of artificial intelligence and speech recognition technology, more and more electronic products based on speech processing technology are popularized. Taking a recording pen as an example, the recording pen is popular with users in working and living scenes.

At present, the traditional recording pen structure on the market is generally cuboid planar equipment, and components such as a microphone and a mainboard are arranged in the traditional recording pen structure. The recording pen is limited by the size of the microphone and the number of internal components, the thickness of the recording pen with the existing cuboid structure is very large, the thick recording pen back plate is not beneficial to long-time holding of a user, and the use is very inconvenient.

SUMMERY OF THE UTILITY MODEL

In view of the above-mentioned problem, this application has been proposed so as to provide a recording pen and electronic equipment to solve traditional electronic equipment like the cuboid structure backplate thickness of recording pen is too big, uses inconvenient problem. The specific scheme is as follows:

a stylus, comprising:

the microphone module comprises a main body module, a microphone set and a camera module;

the back plate of the main body module is of a step structure, the microphone group is arranged on the main body module, and the camera module is arranged on the back plate of the main body module.

Preferably, the backplate of the main body module comprises a rear cover plate, a rear shell and a front shell, the rear cover plate is connected with the front shell through the rear shell, and the rear cover plate, the rear shell and the front shell form a step structure of the backplate.

Preferably, the rear shell comprises a first shell horizontally connected with the rear cover plate, and a second shell transitionally connected with the front shell, wherein the first shell and the second shell are transited through an R angle.

Preferably, the microphone set comprises a directional microphone, and the directional microphone is arranged at the top of the main body module;

the recording pen further comprises:

the fixing device is in a hollow structure, and the hollow part of the fixing device is located in the pickup direction of the directional microphone.

Preferably, the fixing device comprises an upper fixing plate and two side fixing plates, the upper fixing plate is fixedly connected with the side fixing plates, the side fixing plates are fixedly connected with the side edge of the top of the main body module, and through holes are formed in the positions, opposite to the directional microphones, of the upper fixing plate.

Preferably, the upper fixing plate may cover the directional microphone in a width direction.

Preferably, one end of the upper fixing plate in the width direction is flush with the front surface of the body module, and the other end protrudes from the back plate of the body module.

Preferably, the upper fixing plate and the side fixing plate are in arc transition.

Preferably, the microphone set further includes: the omnidirectional microphone array is arranged inside the main body module, and a sound receiving hole is formed in the position corresponding to the front surface of the main body module.

Preferably, each omnidirectional microphone included in the omnidirectional microphone array is symmetrically arranged in two side spaces inside the main body module.

Preferably, the method further comprises the following steps: and the touch screen is arranged on the front surface of the main body module.

Preferably, the method further comprises the following steps: the power on/off key, the volume adjusting key and the recording key are arranged on the left side or the right side or the two sides of the main body module.

An electronic device, comprising:

the device comprises an equipment main body module, a microphone group and a camera module;

the back plate of the equipment main body module is of a step structure, the microphone group is arranged on the equipment main body module, and the camera module is arranged on the back plate of the equipment main body module.

By means of the technical scheme, the electronic equipment such as the recording pen comprises the main body module microphone set and the camera module, wherein the microphone set is arranged on the main body module, the camera module is arranged on the back plate of the main body module, and the back plate of the main body module is of a step structure. According to the step-type structure, the back plate of the main body module is designed into the step-type structure through the layered division, and the design of the back plate of the step-type structure enables the thickness of the side edge of the main body module to be reduced, the holding hand feeling of a user is improved, and the user can hold the main body module for a long time conveniently. Moreover, the visual effect of the recording pen is thinner on the whole.

Drawings

Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the application. Also, like reference numerals are used to refer to like parts throughout the drawings. In the drawings:

fig. 1 is a rear view of a recording pen according to an embodiment of the present application;

fig. 2 is a front view of a recording pen provided in an embodiment of the present application;

fig. 3 is a left side view of a recording pen according to an embodiment of the present application;

fig. 4 is a right side view of a recording pen according to an embodiment of the present application;

fig. 5 is a top view of a recording pen provided in an embodiment of the present application;

fig. 6 is a bottom view of a recording pen provided in an embodiment of the present application;

fig. 7 is a front transverse sectional view of a recording pen provided in an embodiment of the present application;

fig. 8 is a front longitudinal sectional view of a recording pen provided in an embodiment of the present application;

fig. 9 is a hardware schematic diagram of a recording pen circuit according to an embodiment of the present application.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

The application discloses electronic equipment, including equipment main part module, microphone group and camera module. The back plate of the equipment main body module is of a step structure, the microphone group is arranged on the equipment main body module, and the camera module is arranged on the back plate of the equipment main body module. This application designs into the backplate of equipment main part module into the stepped structure through the segmentation of level, through the backplate design of this stepped structure for the side thickness of equipment main part module reduces, has promoted user's the feeling of gripping, and the user of being convenient for more grips for a long time and uses. And, make the visual effect of electronic equipment on the whole thinner.

It can be understood that the electronic device of the present application may be a plurality of different types of devices, for example, the electronic device may be a mobile phone, a recording pen, or other different types of electronic devices. In the following embodiments, an electronic device is taken as an example of a recording pen.

Fig. 1-9 show schematic structural diagrams of the recording pen of the present application, which are described next in conjunction with fig. 1-9.

In some embodiments, the recording pen of the present application may include a main body module 101, a camera module 105, and a microphone set.

The back plate of the main body module 101 is of a stepped structure.

A microphone set may be provided on the body module 101 for picking up ambient sound signals.

The camera module 105 is used for capturing images. When the recording pen is used for recording, images in paper manuscripts and display screens can be shot simultaneously, and the shot images can be used for the main board 103 to perform image recognition and image denoising.

An exemplary scenario is that, in a conference scenario, a user may shoot contents in a lecture while recording with a recording pen, and then the shot contents are recognized by a main board, converted into a text form, and saved together with a transcription text corresponding to the recording.

In this case, the main board 103 disposed inside the main body module 101 may perform image recognition on the captured image, for example, obtain text content corresponding to the image through an OCR recognition technology, further fuse the text content and the transcription text corresponding to the recording for storage, for example, insert the recognized text content corresponding to the image into the recording transcription text corresponding to the time according to the image capturing time. Of course, the main board may also store the captured original image together.

Through fusing camera module shooting and microphone pickup, recording scene information that can be more comprehensive can shoot in the recording to obtain text content through image recognition, fuse the edition with the transcription text that the recording corresponds, the subsequent data of the user of being convenient for more is reviewed.

The backplate of the recording pen main part module that this application embodiment provided is the step structure. According to the step-type structure, the back plate of the main body module is designed into the step-type structure through the layered division, and the design of the back plate of the step-type structure enables the thickness of the side edge of the main body module to be reduced, the holding hand feeling of a user is improved, and the user can hold the main body module for a long time conveniently. Moreover, the visual effect of the recording pen is thinner on the whole.

Alternatively, the back plate of the body module 101 may include a rear cover plate 1011, a rear case 1012, and a front case 1013. The rear cover 1011 is connected to the front housing 1013 through the rear housing 1012, and the rear cover 1011, the rear housing 1012 and the front housing 1013 form a stepped structure of the back plate.

The rear cover 1011 may be made of various materials such as plastic PC material, glass ceramic material, etc., and the glass rear cover is taken as an example to improve the texture of the main body module 101.

The rear housing 1012 and the front housing 1013 may be detachably connected or may be integrally formed. The transition surfaces of the front housing 1013 and the rear housing 1012 form a first step surface of a stepped structure, and the rear cover plate 1011 forms a second step surface of the stepped structure.

The rear housing 1012 and the front housing 1013 may be made of a plurality of materials such as plastic PC material, metal material, glass, etc., and for example, the plastic PC material may be made by injection molding and spray painting process, so that the step structure of the back plate is lighter, thinner and more textured.

Alternatively, the rear case 1012 may include a first case horizontally coupled to the rear cover plate 1011 for fixing the rear cover plate 1011, and a second case transitionally coupled to the front case 1013. The first shell and the second shell may be connected vertically or in transition, for example, the first shell and the second shell are transited through an angle R, that is, are subjected to radian processing. Through radian processing, make the junction rounding off of first casing and second casing for the user grips the recording pen time with palm laminating degree higher, can not press against the hand, the user of being convenient for more grips the use for a long time.

In some embodiments of the present application, the recording pen may further include a main board 103, and the main board 103 may be disposed inside the main body module 101 and electrically connected to the microphone set. The main board 103 may be used to process the ambient sound signal picked up by the microphone set.

Optionally, the microphone set disposed on the body module 101 may include a directional microphone 1021.

The environment sound signal picked up by the directional microphone can comprise scene sound, speaking sound and the like, and the sound in the microphone pickup environment can be picked up.

Directional microphone 1021, also known as a super-directional microphone, is capable of picking up sound only in a single direction, and is more sensitive to ambient sound signals in the picking up direction than in other directions. The directional microphone 1021 may be a condenser microphone, such as a micro-electromechanical microphone, an electret condenser microphone, or the like. The directional microphone 1021 can be suitable for directional remote high-fidelity pickup scenes, and the recording tone quality and the recording fidelity of the directional microphone 1021 are far higher than those of a silicon microphone. Carry out the pickup through adopting different sampling rate different precision, can realize remote high-fidelity recording, can restore more real, clear recording scene, when the sampling rate and the sampling precision pickup of example if adopting not less than 96KHZ, 24bit are gathered, its pickup distance can reach more than 15 meters.

For the directional microphone 1021, it can be fixed and hold directional microphone 1021 at the top of main part module 101 make full use of the great space in top, and the main part module 101 top is natural and can not shelter from the directional microphone pickup direction.

Through setting up directional microphone 1021 at the top of main part module 101, avoid setting up in other positions of main part module 101, to the occupation of main part module 101 inner space, also can not form the device interference with other components and parts simultaneously for the overall arrangement of the whole components and parts of recording pen is more reasonable, and then has promoted the pickup effect of recording pen.

The number of the directional microphones 1021 may be one or more, and fig. 1 and fig. 2 only illustrate the case where there are two directional microphones 1021, and besides, the number of the directional microphones 1021 may be other optional numbers, and the number and the positions of the directional microphones 1021 are not strictly limited in this application.

Further optionally, the microphone array may also include an omnidirectional microphone array 1022.

The environmental sound signals picked up by the omnidirectional microphone array 1022 may include scene sounds, speaking sounds, etc., and may be picked up for sounds in the microphone pickup environment.

For the omnidirectional microphone array 1022, it may be used for 360-degree omnidirectional sound pickup of a recording scene, and a moving-coil microphone, an aluminum ribbon microphone, a silicon microphone, or the like may be used. Taking silicon wheat as an example, the consistency is good, the self-adaptive distance can reach 5-8 meters, and the recording requirement of a small scene can be completely met. By adopting the silicon microphone, the characteristics of high sensitivity and consistent phase can be utilized, and the accuracy of sound source positioning and narrow beam calculation is convenient to improve. The pickup sampling can be carried out by adopting different sampling rates and different accuracies, such as the sampling rate and the sampling accuracy which are not lower than 16KHZ and 24 bit.

As for the omnidirectional microphone array 1022, it may be disposed inside the body module 101, and in order to secure the sound pickup of the omnidirectional microphone array, a sound pickup hole may be opened at a position corresponding to the omnidirectional microphone array 1022 on the front surface of the body module 101.

In an exemplary case, the omnidirectional microphone array 1022 may include omnidirectional microphones symmetrically disposed at two lateral spaces of the main body module 101, so as to ensure omnidirectional performance of the omnidirectional microphone array. Of course, besides, each omnidirectional microphone included in the omnidirectional microphone array 1022 may also be disposed in a space on one side of the main body module 101, fig. 2 merely illustrates an alternative distribution manner, and the number and the position of the omnidirectional microphone array 1022 are not strictly limited in the present application.

Optionally, the recording pen of the present application may further include a microphone holder accommodated in the inner space of the main body module 101. The microphone stand secures the omnidirectional microphone array 1022 in lateral space.

The number of the microphone brackets may be the same as the number of the omnidirectional microphones included in the omnidirectional microphone array 1022, that is, one microphone bracket is provided for each omnidirectional microphone, and of course, the number of the microphone brackets may be different from the number of the omnidirectional microphones, and the specific number is not limited in the present application.

In some embodiments of the present application, regarding the omnidirectional microphone array 1022, it may be divided into two omnidirectional microphone groups, a first omnidirectional microphone group and a second omnidirectional microphone group, respectively, wherein the first omnidirectional microphone group and the second omnidirectional microphone group may each include several omnidirectional microphones, and the number of omnidirectional microphones included in each of the first omnidirectional microphone group and the second omnidirectional microphone group may be the same or different.

The first omni-directional microphone set may be connected to the motherboard 103 through a first circuit board, and the second omni-directional microphone set may be connected to the motherboard 103 through a second circuit board. The first circuit board and the second circuit board may be the same circuit board or different circuit boards, and the application is not limited.

The first and second omni-directional microphone groups may be fixed to both side spaces of the body module 101, respectively. By dividing the omnidirectional microphone array 1022 into two groups and fixing the two groups of omnidirectional microphone arrays to the two side spaces of the main body module 101, the side spaces can be fully utilized, the performance of the omnidirectional microphone is not affected, and the screen occupation ratio of the two sides of the body can be greatly reduced.

As shown in fig. 2, in an exemplary case, the number of the omni-directional microphones included in the omni-directional microphone array may be 6, and the first omni-directional microphone group and the second omni-directional microphone group may each include 3 omni-directional microphones, and the first omni-directional microphone group and the second omni-directional microphone group may be symmetrically disposed at two sides of the main body module 101.

The ambient sound signal picked up by the omnidirectional microphone array 1022 may be used for noise reduction of the ambient sound signal. The directional microphone 1021 may be used for directional mode pickup with better directivity, and other directions such as reverse ambient sound signals may be physically filtered out. Through the cooperation of the directional microphone and the omnidirectional microphone array, a good sound pickup effect can be achieved.

When the microphone group includes the directional microphone 1021 and the omnidirectional microphone array 1022 at the same time, the main board 103 may perform corresponding processing on the environmental sound signals picked up by the omnidirectional microphone array 1022 and the directional microphone 1021 by combining sound processing algorithms such as sound source localization, narrow beam noise reduction, echo cancellation, and the like, for example, perform processing such as echo cancellation, noise reduction, and the like on the environmental sound signals picked up by the omnidirectional microphone array 1022, and obtain a recording data stream for subsequent identification and transcription. And echo cancellation processing is carried out on the environmental sound signals picked up by the directional microphone 1021 to obtain high-fidelity recording which is used for improving the listening feeling of the recording.

The two parts of recording ensure the transcription efficiency and accuracy, ensure the recording audibility of human ears and restore the truest high-fidelity field environment sound.

In some embodiments of the present application, a fixing device 104 may be disposed around the directional microphone 1021, and the fixing device 104 is fixedly connected to the top of the body module 101, which is not limited in the present application. By providing the fixing device 104, the structural strength of the top of the main body module 101 can be improved, and a protective effect can be provided for the directional microphone.

In order to ensure the sound pickup of the directional microphone, the fixing device 104 may be designed to be a hollow structure, and the hollow part is located in the sound pickup direction of the directional microphone 1021, which does not strictly limit the structure of the fixing device 104.

Further, in order to ensure the sound pickup effect of the directional microphone 1021, the embodiment of the present application provides an alternative design structure of the fixing device 104, that is, the fixing device 104 may include an upper fixing plate 1041 and two side fixing plates 1042. The upper fixing plate 1041 is fixedly connected to the side fixing plate 1042, the side fixing plate 1042 is fixedly connected to the top side of the main module 101, and a through hole is formed in the upper fixing plate 1041 at a position opposite to the directional microphone 1021. Based on the structure of the fixing device 104 provided in this embodiment, the front and rear sides of the fixing device do not shield the directional microphone 1021, and the through hole is also formed in the upper fixing plate 1041 at the top, so that the aperture ratio of the directional microphone 1021 can be well satisfied, and the sound pickup effect of the directional microphone 1021 is ensured.

In order to protect the directional microphone 1021, the upper fixing plate 1041 may be configured to cover the directional microphone 1021 in the width direction.

In the embodiment of the present application, the thickness of the back plate to the front surface of the body module 101 may be set to be equal to the diameter of the directional microphone 1021. On this basis, as shown in fig. 3 and 4, in the embodiment of the present application, one end of the upper fixing plate 1041 in the width direction may be flush with the front surface of the main body module 101, and the other end protrudes out of the back plate of the main body module 101. With this arrangement, the upper fixing plate 1041 can completely cover the directional microphone 1021, thereby protecting it. When the recording pen is horizontally placed, the upper fixing plate 1041 protrudes out of the back plate, so that the directional microphone 1021 can be protected from colliding with the bearing plane. In addition, a support can be formed between the rear cover plate 1011 and the bearing plane, so that the pickup operation of the recording pen is more convenient.

Further, for the side fixing plate 1042, which may be designed to have the same width as the side of the body module 101, the side fixing plate 1042 is smoothly transitionally connected with the side of the body module 101. The upper fixing plate 1041 and the side fixing plate 1042 can be designed to be vertically divided, so that the upper fixing plate 1042 and the side fixing plate 1042 can show a hard and commercial feeling by the divided shape penetrating the bottom of the recording pen while protecting the directional microphone 1021, and the visual experience is better.

Still further, the upper fixing plate 1041 and the side fixing plate 1042 may transition through an arc. The hand feeling of the user when touching is improved through arc transition, and the hand pressing phenomenon is avoided. And, the circular arc structure is also more resistant to falling.

In some embodiments of the present application, the stylus pen may further include a touch screen 106. The touch screen 106 may be disposed on a front surface of the body module 101.

The touch screen 106 may be an LCD screen or an electronic ink screen. The screen size may not be limited, as an example a 3.5 inch screen is used. The resolution of the touch screen 106 may be 480 × 800 or higher to meet the page content display. Meanwhile, the method can also be used as an interactive control interface and a display interface of the equipment state. Recording control, scene selection, transcription text display, translation, setting, subtitle real-time display and the like can be achieved through the touch screen 106, and compared with a simple physical key, the operation is quicker.

In some embodiments of the present application, the recording pen may further include a light sensing device 107 and an indicator light 108. The light sensing device 107 and the indicator 108 may be disposed on the front surface of the main body module 101 and above the touch screen 106.

In some embodiments of the present application, the motherboard 103 may include an audio encoder 109 and a processor 110.

The audio encoder 109 may be configured to digitally encode the ambient sound signals picked up by the omnidirectional microphone array 1022 and the directional microphone 1021 to obtain digital audio, and transmit the digital audio to the processor 110. The processor 110 may be configured to process the digital audio to obtain recording data, and perform image recognition processing on the image captured by the camera module 105 to obtain a recognition result corresponding to the image.

Further, the audio encoder 109 may be further configured to digitally encode the analog audio played by the speaker, convert the analog audio into a digital signal serving as an echo cancellation reference signal, and send the digital signal to the processor 110.

Data transmission between the audio encoder 109 and the processor 110 can be performed through digital interfaces such as I2S/TDM, I2C, and the like.

In order to ensure the synchronism and timeliness of the audio data, an independent audio encoder can be arranged for each path of analog audio to realize digital-to-analog conversion. Of course, the same audio encoder and the specific number of the audio encoders may be shared, and the present application is not limited. The processor 110 is configured to receive environmental sound signals of the omnidirectional microphone array and the directional microphone, and perform voice algorithm operations such as omnidirectional microphone array and voice enhancement, data scheduling transmission, peripheral cooperative logic control, and interactive management of system application. The processor 110 has sufficient computing power, and can also provide local voice recognition and transcription services to realize real-time display of offline transcribed contents. The processor 110 may support bluetooth, Wi-Fi wireless transmission, satisfying GPS location functionality. Recording data to directional microphone collection, the multichannel environment sound signal of omnidirectional microphone array collection, the environmental sound signal of omnidirectional microphone array collection falls the recording data that is used for discernment transcription after the noise reduction processing, can pass through Wi-Fi wireless transmission's form, real-time or regularly transmit to high in the clouds and wireless device on, be used for high in the clouds discernment, transcription, the echo, the retrieval, analysis and filing, can be promptly through online, off-line two kinds of modes handle environment sound signal, obviously, two kinds of modes can simultaneous processing, also can handle as required, concrete processing mode, this application does not limit.

Optionally, an individual account can be set for each user at the cloud to manage the data related to the recording data of the user, such as playing, deleting, answering, retrieving, analyzing and the like, so that even if the user does not carry the recording pen with him or lose the recording pen, the user is not hindered from using the data related to the recording data stored at the cloud, and great convenience is brought to the user.

The processor 110 has the capability of local voice transcription into text, and can perform works such as transcription and translation on the recording locally without networking.

The processor 110 contains sufficient computational power to provide local speech recognition and transcription services. The processor 112 may seamlessly and real-time send all of the multiple original recording data streams collected by the omnidirectional microphone array, the recording data streams collected by the directional microphones, and the recognition transcription recording data streams and the listening and sensing recording data streams after the noise reduction processing to the cloud. Meanwhile, the processor 110 may also start a local algorithm engine to convert the speech recognition into text, including recognition, conversion, translation, derivation, and the like. And the transfer result and the like can be obtained in real time under the condition that the equipment is offline.

In some embodiments of the present application, a layout manner of components of the recording pen is described in conjunction with the hardware layout diagrams of the recording pen illustrated in fig. 7 and 8.

Fig. 7 illustrates a cross-sectional view along the lateral direction of the recorder pen body module. As can be seen from fig. 7:

the plurality of omni-directional microphones of the omni-directional microphone array 1022 may be distributed in both lateral spaces of the body module 101.

On the front surface of the main body module 101, a touch panel 106 is provided. The main board 103 and the battery 112 are disposed between the touch screen 106 and the rear cover 1011 of the main body module 101.

The back plate of the body module 101 is formed in a stepped structure by a rear cover plate 1011, a rear case 1012, and a front case 1013.

The side of the main body module 101 may be provided with physical keys 111, which may include a power on/off key, a volume adjustment key, a recording key, and the like.

Based on the step structure backplate that this application provided, this application embodiment further provides an equipment scheme of recording pen, specifically can adopt forward assembly mode, assembles forward in proper order from back shroud 1011 promptly, assembles touch screen 106 at last.

Fig. 8 illustrates a sectional view along the longitudinal direction of the recorder pen main body module. As can be seen from fig. 8:

inside main part module 101, be in the space between mainboard 103 and back shroud 1011, can set up antenna boom 113 on recording pen upper portion, the recording pen middle part can set up battery 112, and the recording pen lower part can set up loudspeaker subassembly 114.

In some embodiments of the present application, the data processing procedure of the recording pen is described with reference to the hardware schematic diagram of the recording pen circuit illustrated in fig. 9.

The recording pen comprises the following hardware structure: the system comprises a processor 110, an audio encoder 109, a directional microphone 1021, an omnidirectional microphone array 1022, a camera module 105, a touch screen 106, a physical manipulation key 111, a storage module 115, a data interface 116, a power management module 117, a charging management module 118, and a battery 112.

As shown in fig. 9, the directional microphone 1021 is electrically connected to the processor 110 through the audio encoder 109, and the omnidirectional microphone array 1022 is electrically connected to the processor 110 through the audio encoder 109. In addition, the processor 110 is further electrically connected to the camera module 105, the touch screen 106, the physical manipulation key 111, the storage module 115, the data interface 116, the power management module 117, and the charging management module 118, and the power management module 117 is further connected to a battery 112 for supplying power to each component in the recording pen.

The audio encoder 109 may convert analog audio collected by the directional microphone and the omnidirectional microphone array into digital audio, convert analog audio played by the speaker into digital audio as an echo cancellation reference signal, and transmit all digital audio data to the processor 110 through digital interfaces such as I2S/TDM and I2C for correlation operation.

In order to ensure the synchronism and timeliness of the audio data, an independent audio encoder can be arranged for each path of analog audio to realize digital-to-analog conversion.

The camera module 105 may be connected to the processor 110 through an MIPI interface.

Besides the functions described above, the processor may be configured to receive an image sent by the camera module 105, improve an effect of the image by using an internal ISP, and identify the image content in cooperation with an image identification algorithm to obtain an identified text content. The recognition text content can be fused with the transcription text corresponding to the recording for storage, and can be transmitted to the cloud and the wireless equipment in real time or in a timing mode through LET and Wi-Fi wireless transmission for cloud analysis and archiving.

The processor 110 may adopt an encryption processor, that is, the processed file is automatically encrypted, and only an authorized application or terminal can open the file, thereby ensuring the data security of the recording file.

Further, the processor 110 may also support an intelligent file management system, and may add a multi-dimensional tag to the file, such as time, place, scene, name, and the like, and further may obtain the file content corresponding to the tag by searching for any tag. Meanwhile, the search can be carried out in a voice or text search mode.

The storage module 115 may be used to store system code, recorded data, transcription data, personal setting information, and the like, and may export or upload audio data into a cloud space through a data interface or a wireless module. The wireless module can be used for starting a network, and can be used for real-time transfer and uploading. And recording sharing is realized, so that the recording pen can synchronously upload the content to the cloud space while recording, and then the content is transcribed and stored. Other terminals can synchronously hear or see the recording content and the text content, so that the real-time synchronization and real-time sharing efficiency are realized.

The power management module 117, the battery 112 and the charging management module 118 form a power supply management part of the recording pen, wherein a 5V/2A charging protocol can be added to charge the battery in a standard mode, so that the charging efficiency is improved, and the safety can be ensured.

The physical manipulation keys 111 may include an on/off key 1111, a volume adjustment key 1112, and a recording key 1113. The power on/off button 1111, the volume adjustment button 1112 and the recording button 1113 may be disposed on the left and right sides or both sides of the main body module 101, and the disposed positions may be the upper portion, the middle portion and the lower portion of the side surface, and fig. 3-4 only illustrate an optional arrangement manner, and in addition, other arrangement positions and manners may be selected according to actual needs.

Further, the recording pen may further include a card holder 119 for inserting 4/5GSIM card, starting a network, and uploading and downloading data.

The data interface 116 may be various types of data interfaces such as a Type-C interface, a Micro USB interface, etc., and is used for data transmission with an external device and providing a charging function. The data interface 116 may be disposed at the bottom of the main body module 101 or at other positions, as shown in fig. 6, the data interface 116 may be disposed at the bottom center of the main body module 101, and meanwhile, speakers 114 may be disposed at both sides of the data interface 116 for playing sound.

Finally, it should also be noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, the embodiments may be combined as needed, and the same and similar parts may be referred to each other.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (13)

1. A recording pen, comprising:

the microphone module comprises a main body module, a microphone set and a camera module;

the back plate of the main body module is of a step structure, the microphone group is arranged on the main body module, and the camera module is arranged on the back plate of the main body module.

2. The recording pen according to claim 1, wherein the back plate of the main body module comprises a back cover plate, a back shell and a front shell, the back cover plate is connected with the front shell through the back shell, and the back cover plate, the back shell and the front shell form a stepped structure of the back plate.

3. The recording pen according to claim 2, wherein the rear case comprises a first case horizontally connected to the rear cover plate, and a second case transitionally connected to the front case, wherein the first case and the second case are transited by an R angle.

4. The recording pen according to claim 1, wherein the microphone set comprises a directional microphone disposed at the top of the body module;

the recording pen further comprises:

the fixing device is in a hollow structure, and the hollow part of the fixing device is located in the pickup direction of the directional microphone.

5. The recording pen according to claim 4, wherein the fixing device comprises an upper fixing plate and two side fixing plates, the upper fixing plate is fixedly connected with the side fixing plates, the side fixing plates are fixedly connected with the top side of the main body module, and a through hole is formed in the upper fixing plate at a position opposite to the directional microphone.

6. The recording pen according to claim 5, wherein the upper fixing plate is capable of covering the directional microphone in a width direction.

7. The recording pen according to claim 6, wherein one end of the upper fixing plate in the width direction is flush with the front surface of the body module, and the other end protrudes from the back plate of the body module.

8. The recording pen according to claim 5, wherein the upper fixing plate and the side fixing plate are in arc transition.

9. The recording pen according to claim 4, wherein the microphone set further comprises: the omnidirectional microphone array is arranged inside the main body module, and a sound receiving hole is formed in the position corresponding to the front surface of the main body module.

10. The recording pen of claim 9, wherein the omnidirectional microphone array comprises omnidirectional microphones symmetrically disposed in two side spaces inside the main body module.

11. The recording pen according to claim 1, further comprising: and the touch screen is arranged on the front surface of the main body module.

12. The recording pen according to claim 1, further comprising: the power on/off key, the volume adjusting key and the recording key are arranged on the left side or the right side or the two sides of the main body module.

13. An electronic device, comprising:

the device comprises an equipment main body module, a microphone group and a camera module;

the back plate of the equipment main body module is of a step structure, the microphone group is arranged on the equipment main body module, and the camera module is arranged on the back plate of the equipment main body module.

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