CN108810372B - Shooting pen - Google Patents
Shooting pen Download PDFInfo
- Publication number
- CN108810372B CN108810372B CN201810555965.5A CN201810555965A CN108810372B CN 108810372 B CN108810372 B CN 108810372B CN 201810555965 A CN201810555965 A CN 201810555965A CN 108810372 B CN108810372 B CN 108810372B
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- Prior art keywords
- pen
- holder
- camera
- controller
- connecting piece
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/50—Constructional details
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/50—Constructional details
- H04N23/54—Mounting of pick-up tubes, electronic image sensors, deviation or focusing coils
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/57—Mechanical or electrical details of cameras or camera modules specially adapted for being embedded in other devices
Abstract
The invention discloses a shooting pen. This shooting pen includes: the pen-holder, pen-holder head are equipped with the nib, install the camera on the nib, still include: the pen comprises a connecting piece for connecting a pen point to the head of a pen holder, a pressure sensor arranged on the pen holder and a controller arranged in the pen holder; the pressure sensor is connected with the controller, and the controller is connected with the connecting piece; the pressure sensor acquires a pressure value applied to the penholder by a user, when the pressure value is greater than a pressure threshold value, the controller generates a stretching signal of the connecting piece, and the connecting piece stretches according to the stretching signal to enable the pen point to extend out of the penholder; when the pressure value is smaller than or equal to the pressure threshold value, the controller generates a contraction signal of the connecting piece, and the connecting piece contracts according to the contraction signal to enable the pen point to retract into the pen holder.
Description
Technical Field
The embodiment of the invention relates to an intelligent terminal technology, in particular to a shooting pen.
Background
Along with people's liking to smart machine, the smart machine of various functions appears in people's life, becomes an indispensable part.
The camera shooting and video recording equipment that present people used is mostly video camera, digital camera, and video camera and digital camera are bulky, and is expensive, and inconvenient carrying, and the data of shooing or recording are very big, are difficult to save and transmit, and under the trend of present electron generally to miniaturation development, it is corresponding, the shooting pen that can shoot and record video has appeared.
As shown in figure 1, the shooting pen comprises a pen holder 1, a pen point 2 is arranged at the head of the pen holder 1, a camera 3 is arranged on the pen point 2, the camera arranged at the pen point part of the shooting pen is used for shooting images or recording videos, the lens arranged at the pen point part is easily worn in the daily use process, and when the shooting is carried out, if the falling condition occurs, the direct impact of the lens can be caused, and the service life of the lens is shortened.
Disclosure of Invention
The embodiment of the invention provides a shooting pen, which is used for protecting a camera, does not need maintenance of a user and is convenient for the user to use.
In a first aspect, an embodiment of the present invention provides a shooting pen, including: the pen-holder, the pen-holder head is equipped with the nib, install the camera on the nib, still include: the pen comprises a connecting piece for connecting the pen point to the head of the pen holder, a pressure sensor arranged on the pen holder and a controller arranged in the pen holder; the pressure sensor is connected with the controller, and the controller is connected with the connecting piece;
the pressure sensor acquires a pressure value applied to the pen holder by a user, when the pressure value is larger than a pressure threshold value, the controller generates a stretching signal of the connecting piece, and the connecting piece stretches according to the stretching signal to enable the pen point to extend out of the pen holder; when the pressure value is smaller than or equal to the pressure threshold value, the controller generates a contraction signal of the connecting piece, and the connecting piece contracts according to the contraction signal to enable the pen point to retract into the pen holder.
Further, the method also comprises the following steps: the infrared sensor is arranged inside the pen holder, a through hole is formed in the surface of the pen holder, the infrared sensor is located in the position inside the pen holder corresponding to the through hole, the infrared sensor is connected with the controller, and the controller is connected with the camera;
the infrared sensor detects whether the through hole is shielded or not, when the through hole is shielded, the controller acquires the current state of the camera, if the current state of the camera is a shooting state, a switching signal for switching the current state to a shooting state is generated, and after the camera is switched according to the switching signal, the current state of the camera is in the shooting state; and generating a switching signal for switching the current state into a shooting state if the current state of the camera is the shooting state, and enabling the current state of the camera to be the shooting state after the camera is switched according to the switching signal.
Further, the connecting piece comprises an elastic piece and a switch; the switch is connected with the elastic piece and the controller, the elastic piece is connected with the pen point and the switch, and the elastic piece connects the pen point to the head of the pen holder; the switch stretches the elastic piece according to the stretching signal or contracts the elastic piece according to the contraction signal; after the elastic piece is stretched, the pen point extends out of the pen holder, and after the elastic piece is contracted, the pen point retracts into the pen holder.
Further, the connecting piece comprises a spring and a buckle; the spring with the buckle with the nib links to each other, the spring will the nib is connected the pen holder head, the buckle with the controller links to each other, the buckle makes according to tensile signal the spring is tensile perhaps make according to the shrink signal the spring shrink, the spring is tensile after-mentioned, makes the nib stretches out the pen-holder is outside, after the spring shrink, make the nib withdrawal inside the pen-holder.
Furthermore, a charging power supply is arranged in the pen holder.
Furthermore, a pen clip is arranged on the outer surface of the pen holder.
Further, a microphone is arranged on the inner side of the pen clip.
Further, the internally mounted of pen-holder has the RAM, the RAM pass through the data line with the camera links to each other.
Furthermore, a switch button is installed at the top of the pen holder.
According to the embodiment of the invention, the pen point is arranged at the head part of the pen rod through the pen rod, the camera is arranged on the pen point, the connecting piece for connecting the pen point to the head part of the pen rod, the pressure sensor arranged on the pen rod and the controller arranged in the pen rod are arranged; the pressure sensor is connected with the controller, and the controller is connected with the connecting piece; the pressure sensor acquires a pressure value applied to the penholder by a user, when the pressure value is greater than a pressure threshold value, the controller generates a stretching signal of the connecting piece, and the connecting piece stretches according to the stretching signal to enable the pen point to extend out of the penholder; when the pressure value is less than or equal to the pressure threshold value, the controller generates the shrinkage signal of the connecting piece, and the connecting piece shrinks according to the shrinkage signal, so that the pen point retracts into the pen holder, the camera can be protected, meanwhile, a user does not need to maintain, and the use effect of the user is facilitated.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
FIG. 1 is a schematic diagram of a shooting pen according to the prior art;
FIG. 2 is a schematic structural diagram of a photographing pen according to a first embodiment of the present invention;
fig. 3 is a schematic structural diagram of a shooting pen in the second embodiment of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures. Meanwhile, in the description of the present invention, the terms "first", "second", and the like are used only for distinguishing the description, and are not to be construed as indicating or implying relative importance.
Example one
Fig. 2 is a schematic structural diagram of a shooting pen according to a first embodiment of the present invention, and as shown in fig. 2, the shooting pen includes: the pen comprises a pen holder 1, a pen point 2, a camera 3, a connecting piece 4, a pressure sensor 5 and a controller 6;
the pen comprises a pen holder 1, a pen point 2, a camera 3, a connecting piece 4, a pressure sensor 5 and a controller 6, wherein the pen point 2 is arranged at the head of the pen holder 1, the camera 3 is arranged on the pen point 2, the pen point 2 is connected to the head of the pen holder 1, the pressure sensor 5 is arranged on the pen holder 1, and the controller 6 is arranged in the pen holder 1; the pressure sensor 5 is connected with the controller 6, and the controller 6 is connected with the connecting piece 4;
the pressure sensor 5 acquires a pressure value applied to the pen holder 1 by a user, when the pressure value is greater than a pressure threshold value, the controller 6 generates a stretching signal of the connecting piece 4, and the connecting piece 4 stretches according to the stretching signal to enable the pen point 2 to stretch out of the pen holder 1; when the pressure value is smaller than or equal to the pressure threshold value, the controller 6 generates a contraction signal of the connecting piece 4, and the connecting piece 4 retracts the pen point 2 into the pen holder 1 according to the contraction signal.
The position where the pressure sensor is arranged may be a position where a user is accustomed to holding when using the shooting pen, or may be other position areas, and the position area where the pressure sensor is installed is marked, and the user may identify the arrangement position of the pressure sensor according to the mark, which is not limited in the embodiment of the present invention.
The shape of the pen holder can be the shape shown in fig. 1 or fig. 2, can also be a cartoon shape, or can be other shapes.
Wherein, the camera can be a pinhole camera.
The pen holder is characterized in that one end of the connecting piece is connected with the pen point, the other end of the connecting piece is connected with the pen holder, and particularly, the connecting piece can be fixed at the head of the pen holder.
The connecting element is used to connect the pen tip to the head of the pen holder, as shown in fig. 2, the connecting element 4 is connected to the head of the pen holder 1 near the pen tip 2, optionally, the connecting element 4 may also be connected to the head of the pen holder 1 away from the pen tip 2, which is not limited in this embodiment of the present invention.
Optionally, the connecting piece can be matched with other connecting pieces, so that the connecting piece is connected to the inner side surface of the penholder, and one end of the connecting piece is fixed.
Specifically, the connecting piece can comprise a refill, a spring, a push rod, a dividing rotary drum and a sliding claw, the refill can be hollow or solid, a protrusion is arranged on the refill and used for fixing the spring, a dividing claw deep groove and a dividing claw shallow groove are formed in the outer wall of the dividing rotary drum, the dividing claw deep groove and the dividing claw shallow groove are arranged in a staggered mode, the push rod is controlled by a controller to be in a pressing state, a pressing strip on the push rod presses the sliding claw along the axial direction, the sliding claw and the pressing strip slide relatively along an inclined plane at the joint of the sliding claw and the pressing strip, and the sliding claw stops sliding after falling into the dividing claw deep groove or the dividing claw shallow. The groove depth difference between the indexing claw deep groove and the indexing claw shallow groove is the telescopic length of the pen point driven by the pen core. The connector may further include: the electronic pen comprises a fixing piece, an elastic piece and a switch, wherein the fixing piece is used for being connected with the top end of the pen holder, the elastic piece is connected with one end of the fixing piece, the switch is used for controlling the elastic piece, when the controller generates a stretching signal, the switch controls the elastic piece to stretch according to the stretching signal, when the controller generates a contraction signal, the switch controls the elastic piece to contract according to the contraction signal, the connecting piece can have other structures, and the connecting piece is not limited in the embodiment of the invention.
Optionally, the connecting piece comprises an elastic piece and a switch; the switch is connected with the elastic piece and the controller, the elastic piece is connected with the pen point and the switch, and the elastic piece connects the pen point with the head of the pen holder; the switch stretches the elastic piece according to the stretching signal or contracts the elastic piece according to the contraction signal; after the elastic piece is stretched, the pen point extends out of the pen holder, and after the elastic piece is contracted, the pen point retracts into the pen holder.
The elastic piece has a telescopic function, and the switch enables the elastic piece to stretch according to a stretching signal sent by the controller or enables the elastic piece to contract according to a contraction signal sent by the controller.
Optionally, the connecting piece comprises a spring and a buckle; the spring with the buckle with the nib links to each other, the spring will the nib is connected the pen holder head, the buckle with the controller links to each other, the buckle makes according to tensile signal the spring is tensile perhaps make according to the shrink signal the spring shrink, the spring is tensile after-mentioned, makes the nib stretches out the pen-holder is outside, after the spring shrink, make the nib withdrawal inside the pen-holder.
Wherein the spring is a mechanical part that works by elasticity. The part made of elastic material deforms under the action of external force and restores to the original shape after the external force is removed. The spring has a contraction function and is controlled by the switch. The switch causes the elastic member to stretch in response to the stretch signal or the switch causes the elastic member to contract in response to the contraction signal.
Optionally, the height and diameter of the connecting member are the same as those of the ball-point pen refill, so that when a user does not need to use a shooting pen to shoot, the connecting member can be replaced by the ball-point pen refill to perform corresponding writing operation.
Optionally, a charging power supply is arranged in the pen holder.
The charging power supply is used for providing electric quantity for the pressure sensor and the controller.
Optionally, also can set up solar panel at the surface of shooing the pen, and then convert solar energy into the electric energy charging source's electric quantity is lower, for pressure sensor and controller charge, and is corresponding, is provided with the interface that charges at the surface of shooing the pen for charge for charging source, the interface that charges can be for setting up the USB interface of keeping away from nib one side on the pen-holder top, after inserting the USB interface into the computer again, can access the file like the USB flash disk, also can charge. An indicator lamp can be arranged at the corresponding position of the shooting pen and used for prompting the electric quantity condition of the current charging power supply. For example, the indication lamp presents red to indicate that the current electric quantity of the charging power supply is lower than or equal to 20%, and the indication lamp presents green to indicate that the current electric quantity of the charging power supply is higher than 20%.
Optionally, a pen clip is arranged on the outer surface of the pen holder.
The pen clip is used for fixing the shooting pen on a notebook or in a pocket of clothes, and is convenient for a user to carry.
Optionally, a microphone is arranged inside the pen clip.
The microphone is arranged on the inner side of the pen clip, and the microphone can be hidden conveniently.
Optionally, the inside of the pen holder is provided with a memory disc, and the memory disc is connected with the camera through a data line.
Optionally, a switch button is installed at the top of the pen holder.
The switch key is used for controlling the camera to start or end work, for example, after the pen point extends out of the pen holder, if the controller does not acquire that the pen point is in the state outside the pen holder, the camera is controlled to start work through the switch key. Or after the pen point retracts into the pen holder, if the controller does not acquire the state that the pen point is in the pen holder, the camera is controlled to finish working through the switch key.
The switch key may also be used to control the microphone to work, for example, the switch key may be pressed by a user when the user needs to turn on the microphone, so that the microphone is turned on, or the switch key may be pressed by the user when the user needs to turn off the microphone, so that the microphone is turned off.
Specifically, the switch key can be shaped like a spring button of a ball pen, so that the switch key is hidden.
According to the technical scheme of the embodiment of the invention, the pen point is arranged at the head part of the pen rod through the pen rod, the camera is arranged on the pen point, the pen point is connected with the connecting piece on the head part of the pen rod, the pressure sensor is arranged on the pen rod, and the controller is arranged in the pen rod; the pressure sensor is connected with the controller, and the controller is connected with the connecting piece; the pressure sensor acquires a pressure value applied to the penholder by a user, when the pressure value is greater than a pressure threshold value, the controller generates a stretching signal of the connecting piece, and the connecting piece stretches according to the stretching signal to enable the pen point to extend out of the penholder; when the pressure value is less than or equal to the pressure threshold value, the controller generates the shrinkage signal of the connecting piece, and the connecting piece shrinks according to the shrinkage signal, so that the pen point retracts into the pen holder, the protective lens can be realized, meanwhile, the user is not required to maintain, and the using effect of the user is facilitated.
Example two
Fig. 3 is a schematic structural diagram of a shooting pen according to a second embodiment of the present invention, and as shown in fig. 3, the shooting pen further includes: an infrared sensor 7, and a through hole 8 is arranged on the surface of the pen holder 1.
The infrared sensor 7 is arranged inside the pen holder 1, a through hole 8 is formed in the surface of the pen holder 1, the infrared sensor 7 is located in the position, corresponding to the through hole 8, inside the pen holder 1, the infrared sensor 7 is connected with the controller 6, and the controller 6 is connected with the camera 3; the infrared sensor 7 detects whether the through hole 8 is blocked, when the through hole 8 is detected to be blocked, the controller 6 acquires the current state of the camera 3, if the current state of the camera 3 is a shooting state, a switching signal for switching the current state to the shooting state is generated, and after the camera 3 is switched according to the switching signal, the current state of the camera 3 is a shooting state; if the current state of the camera 3 is the shooting state, a switching signal for switching the current state to the shooting state is generated, and after the camera 3 is switched according to the switching signal, the current state of the camera 3 is the shooting state.
The infrared sensor is provided with a pair of infrared signal transmitting tubes and infrared signal receiving tubes, the transmitting tubes transmit infrared signals with specific frequency, the receiving tubes receive the infrared signals transmitted by the transmitting tubes, when the detection direction of the infrared sensor meets an obstacle, the infrared signals are reflected back to be received by the receiving tubes, and if the detection direction of the infrared sensor does not have the obstacle, the transmitted infrared signals are gradually weakened as the propagation distance is longer, and finally disappear.
Optionally, the pen holder can also be an ultrasonic sensor, that is, the ultrasonic sensor is arranged inside the pen holder, a through hole is formed in the surface of the pen holder, the ultrasonic sensor is located in the position inside the pen holder corresponding to the through hole, the ultrasonic sensor is connected with the controller, and the controller is connected with the camera; the ultrasonic sensor detects whether the through hole is shielded or not, when the through hole is detected to be shielded, the controller acquires the current state of the camera, if the current state of the camera is a shooting state, a switching signal for switching the current state to the shooting state is generated, and after the camera is switched according to the switching signal, the current state of the camera is a shooting state; and generating a switching signal for switching the current state into the shooting state if the current state of the camera is the shooting state, and enabling the current state of the camera to be the shooting state after the camera is switched according to the switching signal.
Optionally, other distance sensors or photoelectric sensors may be used, and the specific installation position and connection relationship are the same as those of the infrared sensor and the ultrasonic sensor.
Specifically, the controller opens the pressure sensor first, and the pressure sensor detects the pressure that the user applied in shooting pen, when detecting the pressure of holding a pen, stretches out the camera, opens the shooting state, when detecting that the pressure of holding a pen disappears, will shoot a camera shrink to in the pen of shooting rapidly. Through detecting the user and holding a pressure value to hold a pressure value according to the user who acquires and stretch out and draw back the camera lens automatically, when shooting that a pen is idle or fall in the pen with the camera lens automatically, play the guard action, need not the user simultaneously and maintain, convenience of customers uses.
According to the technical scheme of the embodiment of the invention, the infrared sensor is arranged in the pen holder, the surface of the pen holder is provided with the through hole, the infrared sensor is positioned at the position in the pen holder corresponding to the through hole, the infrared sensor is connected with the controller, and the controller is connected with the camera; the infrared sensor detects whether the through hole is shielded or not, when the through hole is detected to be shielded, the controller acquires the current state of the camera, if the current state of the camera is a shooting state, a switching signal for switching the current state to the shooting state is generated, and after the camera is switched according to the switching signal, the current state of the camera is a shooting state; the current state of the camera is a shooting state, a switching signal for switching the current state to the shooting state is generated, the camera is switched according to the switching signal, the current state of the camera is the shooting state, the current state of the camera can be automatically switched according to the infrared sensor, and the use experience of a user is improved.
It is to be noted that the foregoing is only illustrative of the preferred embodiments of the present invention and the technical principles employed. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail by the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the spirit of the present invention, and the scope of the present invention is determined by the scope of the appended claims.
Claims (8)
1. The utility model provides a shoot pen, includes the pen-holder, the pen-holder head is equipped with the nib, install the camera on the nib, its characterized in that still includes: the pen comprises a connecting piece for connecting the pen point to the head of the pen holder, a pressure sensor arranged on the pen holder and a controller arranged in the pen holder; the pressure sensor is connected with the controller, and the controller is connected with the connecting piece;
the pressure sensor acquires a pressure value applied to the pen holder by a user, when the pressure value is larger than a pressure threshold value, the controller generates a stretching signal of the connecting piece, and the connecting piece stretches according to the stretching signal to enable the pen point to extend out of the pen holder; when the pressure value is smaller than or equal to the pressure threshold value, the controller generates a contraction signal of the connecting piece, and the connecting piece contracts according to the contraction signal to enable the pen point to retract into the pen holder;
further comprising: the infrared sensor is arranged inside the pen holder, a through hole is formed in the surface of the pen holder, the infrared sensor is located in the position inside the pen holder corresponding to the through hole, the infrared sensor is connected with the controller, and the controller is connected with the camera;
the infrared sensor detects whether the through hole is shielded or not, when the through hole is shielded, the controller acquires the current state of the camera, if the current state of the camera is a shooting state, a switching signal for switching the current state to a shooting state is generated, and after the camera is switched according to the switching signal, the current state of the camera is in the shooting state; and generating a switching signal for switching the current state into a shooting state if the current state of the camera is the shooting state, and enabling the current state of the camera to be the shooting state after the camera is switched according to the switching signal.
2. The photographing pen of claim 1, wherein: the connecting piece comprises an elastic piece and a switch; the switch is connected with the elastic piece and the controller, the elastic piece is connected with the pen point and the switch, and the elastic piece connects the pen point to the head of the pen holder; the switch stretches the elastic piece according to the stretching signal or contracts the elastic piece according to the contraction signal; after the elastic piece is stretched, the pen point extends out of the pen holder, and after the elastic piece is contracted, the pen point retracts into the pen holder.
3. The photographing pen of claim 1, wherein: the connecting piece comprises a spring and a buckle; the spring with the buckle with the nib links to each other, the spring will the nib is connected the pen holder head, the buckle with the controller links to each other, the buckle makes according to tensile signal the spring is tensile perhaps make according to the shrink signal the spring shrink, the spring is tensile after-mentioned, makes the nib stretches out the pen-holder is outside, after the spring shrink, make the nib withdrawal inside the pen-holder.
4. The photographing pen of claim 1, wherein: and a charging power supply is arranged in the pen holder.
5. The photographing pen of claim 1, wherein: the outer surface of the pen holder is provided with a pen clip.
6. The photographing pen of claim 5, wherein: the inner side of the pen clip is provided with a microphone.
7. The photographing pen of claim 1, wherein: the internal mounting of pen-holder has the memory dish, the memory dish pass through the data line with the camera links to each other.
8. The photographing pen of claim 1, wherein: and a switch key is arranged at the top of the pen holder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810555965.5A CN108810372B (en) | 2018-06-01 | 2018-06-01 | Shooting pen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810555965.5A CN108810372B (en) | 2018-06-01 | 2018-06-01 | Shooting pen |
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| Publication Number | Publication Date |
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| CN108810372A CN108810372A (en) | 2018-11-13 |
| CN108810372B true CN108810372B (en) | 2020-08-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810555965.5A Active CN108810372B (en) | 2018-06-01 | 2018-06-01 | Shooting pen |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112455126A (en) * | 2020-11-04 | 2021-03-09 | 广州理工学院 | Automatic dropproof damage pen |
| CN112477472A (en) * | 2020-12-04 | 2021-03-12 | 北京万维智能技术有限公司 | Method for eliminating longitudinal movement of pen core by intelligent pen |
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| JP4385744B2 (en) * | 2003-11-28 | 2009-12-16 | 株式会社日立製作所 | Electronic pen usage document entry system with falsification prevention function |
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| CN202669280U (en) * | 2012-05-24 | 2013-01-16 | 上海工程技术大学 | Sign pen with video recording function |
| CN103112274A (en) * | 2013-02-21 | 2013-05-22 | 杨征 | Anti-falling pen |
| CN106028212A (en) * | 2016-08-05 | 2016-10-12 | 广东小天才科技有限公司 | Earphone control method and system |
| CN106965594A (en) * | 2017-04-20 | 2017-07-21 | 安徽玉辉电子科技有限公司 | Pen core protects smart pen |
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| JPH11313228A (en) * | 1998-04-28 | 1999-11-09 | Canon Inc | Digital camera, image processing method and storage medium |
| CN103412645A (en) * | 2013-08-05 | 2013-11-27 | 步步高教育电子有限公司 | Scanning pen and system both capable of automatically acquiring learning material information |
| CN204991146U (en) * | 2015-06-17 | 2016-01-20 | 傅映霞 | Recording pen with make a video recording with a key send function |
| CN205022229U (en) * | 2015-10-09 | 2016-02-10 | 天津广世拓奇科技发展有限公司 | Intelligent pen |
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| CN108810372A (en) | 2018-11-13 |
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