CN224248109U - Fingertip mouse based on photoelectric technology - Google Patents

Abstract

The utility model relates to the technical field of computer equipment and discloses a fingertip mouse based on a photoelectric technology, which comprises a fingerstall type shell, a battery module, a photoelectric sensor assembly and a PCB (printed circuit board), wherein the fingerstall type shell comprises an upper jaw structure, a lower jaw structure and a finger hole arranged between the upper jaw structure and the lower jaw structure, a lithium battery is embedded in a battery slot in the upper jaw structure and connected with the PCB, a hardware slot is arranged in the lower jaw structure, a light-transmitting opening is arranged at a finger belly of the lower jaw structure positioned in the finger hole, and the photoelectric sensor assembly and the PCB are arranged in the hardware slot. The utility model adopts an ergonomic lightweight design, a built-in photoelectric sensor and an automatic induction system, supports modes of non-contact screen control, clothes friction sliding and the like, breaks through the limit of narrow space, adapts to mobile phones, flat plates and industrial scenes, and provides a novel efficient and free interaction scheme for multiple scenes such as offices, games and the like.

Description

Fingertip mouse based on photoelectric technology

Technical Field

The utility model relates to the technical field of computer equipment, in particular to a mouse, and specifically relates to a fingertip mouse based on an optoelectronic technology.

Background

In modern computer interaction, a mouse is one of the most widely used input devices. It originally appeared as an auxiliary tool in order to improve the ease of operation and reduce the dependency on complex keyboard instructions. Through years of development, the functions of the mouse are continuously enriched, and the mouse becomes an important component of various electronic devices.

With miniaturization of electronic devices, the size, space required for use, and dependence on operating environments of conventional mice are becoming limiting factors for their development. Especially, the popularization of small-sized devices such as mobile phones and tablets makes the traditional mouse have limitation in portability and applicability, and the operation modes among different devices lack uniformity. Meanwhile, due to the appearance of novel interaction equipment such as VR and AR, the operation habits of users are more diversified, and the interaction modes such as a traditional mouse, a touch screen and somatosensory equipment are difficult to provide consistent experience on different platforms.

Therefore, it is necessary to develop a new input device to break through the limitation of the conventional mouse and adapt to a wider use scenario. The photoelectric fingertip mouse adopts a photoelectric sensing technology, realizes accurate displacement detection, has small volume and is suitable for various electronic devices. The photoelectric sensor can provide high-precision optical tracking, and does not need to rely on a fixed operation surface, so that a user can realize smooth and consistent interaction experience among different devices.

Disclosure of utility model

The utility model provides a fingertip mouse based on an optoelectronic technology, which aims to solve the problems that the traditional mouse has limitation in portability and applicability due to the size, the use space and the dependence on an operation environment, cannot adapt to the miniaturization trend of electronic equipment, and different interaction modes are difficult to provide consistent experience on different platforms, so that the development is limited, the traditional mouse cannot adapt to widely used scenes, and the modeling and design of the traditional mouse are difficult to meet the personalized requirements.

The utility model provides a fingertip mouse based on photoelectric technology, which comprises a finger-stall type shell, a battery module, a photoelectric sensor assembly and a PCB (printed circuit board), wherein the finger-stall type shell not only has the characteristics of human engineering, is convenient for a user to wear for a long time, but also provides a space for accurately positioning the photoelectric sensor through a flexible movable structure of the finger-stall type shell. The finger sleeve type shell comprises an upper jaw structure and a lower jaw structure, a finger hole is arranged between the upper jaw structure and the lower jaw structure, a battery slot is arranged above the finger hole in the upper jaw structure, a lithium battery of a battery module is embedded in the battery slot, the battery module comprises a lithium battery connected with a charging port, the lithium battery is connected with a PCB circuit board through a wire, a hardware slot is arranged below the finger hole in the lower jaw structure, a light-transmitting opening is arranged at the finger belly of the finger hole in the lower jaw structure, a photoelectric sensor component and a PCB circuit board are arranged in the hardware slot, the photoelectric sensor component comprises a photoelectric sensor chip for collecting light signals, an optical lens matched with the photoelectric sensor chip to form a light path focusing structure is fixed below the photoelectric sensor chip, the PCB circuit board is a four-layer PCB board integrated with a main control circuit, a radio frequency circuit, a battery protection circuit, a photoelectric sensor circuit and a membrane switch, the main control circuit is connected with the photoelectric sensor chip through a wire to process reflected light signals and generate displacement data, the radio frequency circuit is connected with the main control circuit to wirelessly transmit data, the photoelectric sensor circuit is opposite to the optical lens and is matched with the photoelectric sensor chip to process signals of the photoelectric sensor, and the membrane switch is arranged at the finger tip of the finger hole.

The finger stall type shell is characterized by comprising a finger stall type shell, a battery module, a photoelectric sensor assembly and a PCB circuit board, wherein a pair of LEDs are added at eyes of the finger stall type shell of the animal head to serve as an indication function;

In this embodiment, taking a fingerstall type shell with a dragon head shape as an example, the shape contour is consistent with the shape of the dragon head, and the creative and modern visual effects are fully achieved. The fingerstall type shell comprises an upper jaw structure and a lower jaw structure which are movably connected, a fingerstall is arranged between the upper jaw structure and the lower jaw structure, the thickness from the closed end to the open end of the fingerstall is gradually increased, the fingerstall type shell is suitable for different users,

The lithium battery is arranged above the finger hole in the upper jaw structure, the battery module comprises a lithium battery connected with a charging port, the battery module adopts a high-density lithium battery to ensure the continuity and stability of electric quantity, the battery module is suitable for long-time use requirements, the charging port is embedded in the upper jaw structure, the opening faces the direction of the finger hole opening, namely the finger root direction, the upper jaw structure is positioned at the charging port and can be freely bent, the insertion and extraction operation is convenient for a user during charging, the lithium battery is connected with a PCB circuit board through a wire, the wire is arranged in a wiring groove, a hardware groove is arranged inside the lower jaw structure and below the finger hole, a light-transmitting opening is arranged at the finger belly of the lower jaw structure, an optical lens installed through a positioning frame is arranged above the light-transmitting opening, the optical lens is a pentagon prism and used for projecting light and receiving reflected light signals, a photoelectric sensor component and a PCB circuit board are installed in the hardware groove, and a photoelectric sensor component is installed below the PCB circuit board;

The photoelectric sensor assembly comprises a photoelectric sensor chip for collecting optical signals, and an optical lens matched with the photoelectric sensor chip to form an optical path focusing structure is fixed below the photoelectric sensor chip so as to realize optical path focusing;

The photoelectric sensor assembly further comprises a positioning frame, the positioning frame is supported by four edges of the bottom surface, the center of the positioning frame is suspended, a light path can be reflected normally through the contact surface, the positioning frame covers the photoelectric sensor chip and the optical lens from top to bottom to provide protection for the assembly, the photoelectric sensor chip mounted on the PCB is supported above the positioning frame, and the light emitted by the patch LED is projected to the contact surface through the optical lens to return to the photoelectric sensor chip.

The PCB circuit board realizes a wireless communication function through a Bluetooth module, and comprises a top plate, a middle plate and a bottom plate which are used as wiring, wherein the top plate is provided with the main control circuit, the upper part of the main control circuit is provided with the radio frequency circuit, the lower part of the main control circuit is provided with the battery protection circuit, the lower part of the battery protection circuit is connected with a power supply wire through two bonding pads, the middle of the bottom plate is provided with the membrane switch, the periphery of the membrane switch is provided with the photoelectric sensor circuit, and the membrane switch is provided with the patch LED. The main control circuit is in signal connection with the photoelectric sensor chip to process the reflected light signals and generate displacement data. The radio frequency circuit is connected with the main control circuit and is used for wirelessly transmitting data, the data are transmitted to external equipment in a wireless mode, and when a user uses the device for the first time, the user only needs to approach a mouse to target equipment (such as a computer, a mobile phone, an intelligent television and the like) to trigger automatic Bluetooth pairing, and the LED indicator lamp briefly blinks after connection is completed to prompt successful connection. The device supports a multi-device memory function, can be freely switched among a plurality of terminals, and a user can quickly switch among paired devices only by tapping a mouse twice, so that the convenience of cross-platform use is improved. A user can realize remote control of intelligent equipment through Bluetooth or Wi-Fi connection, such as playing/suspending video, adjusting volume, turning pages and the like, and the intelligent equipment is suitable for application scenes such as remote demonstration, intelligent home control and the like.

The battery module supplies power to each circuit module through the battery protection circuit, the battery protection circuit can realize overcharge protection, a low-power-consumption intelligent management system is built in, power consumption can be dynamically adjusted according to the use state, the endurance time is prolonged, in addition, a user can check the battery state in real time through the intelligent device, and low-power-quantity reminding is set.

The photoelectric sensor circuit is opposite to the optical lens and is matched with the photoelectric sensor chip to process signals of the photoelectric sensor. The patch LED is connected through the PCB circuit board and is positioned above the optical lens, and light rays can be transmitted out from a gap between the light-transmitting opening and the positioning frame after the patch LED is electrified, so that optical imaging is assisted.

When the finger tip mouse is used, the finger tip mouse is worn by a user's finger, the finger tip mouse is self-adaptively worn, the finger tip mouse is designed in an elastic adaptation mode, additional adjustment is not needed, the user only needs to easily sleeve the finger to firmly wear the finger tip mouse, the device is automatically attached, and stable and comfortable operation is ensured.

Pressing the mouse can trigger the membrane switch to realize the operation of the left and right keys.

When the mouse is moved, the emitted light is focused by the optical lens and then projected to the contact surface, the reflected light returns to the photoelectric sensor chip through the optical lens, the photoelectric sensor chip generates corresponding displacement data by receiving the reflected light signal, the photoelectric sensor component samples the reflected light signal through the photoelectric signal processing main control circuit and wirelessly transmits the sampled reflected light signal to the PCB circuit board, and the PCB circuit board carries out resolving processing on the received light signal data through the main control circuit to finally generate accurate mouse displacement data. The user can slide on any material surface (such as clothes, skin, wooden table top, etc.), and is not limited by a specific mouse pad or a smooth surface, so that the environmental adaptability is improved.

When the lithium battery charging device is required to be charged, the charging port can be exposed by turning up the nose of the dragon head of the fingerstall type shell, and the data line is inserted into the charging port to realize charging of the lithium battery through the charging port.

As an alternative, the photoelectric sensor assembly is replaced by an interaction module, so that the design of a mouse or a non-mouse is realized, and further, the interaction module is a gravity sensor assembly.

In addition, the fingertip mouse supports custom interaction logic, and a user can adjust gesture commands, custom key mapping and the like through a special application program so as to adapt to different software and operation habits. In addition, the device provides an open SDK, allowing a developer to reprogram it, expanding more intelligent interactive functions, such as VR/AR manipulation, 3D modeling assistance operations, and the like.

Compared with the prior art, the utility model has the following beneficial effects:

The fingertip mouse based on the photoelectric technology provided by the utility model realizes accurate positioning and operation by utilizing photoelectric sensing, and has the following beneficial effects:

1. The utility model adopts a wearable design, and can finish mouse operation only by wearing the device on fingers, and the structure conforming to ergonomics not only improves wearing comfort, but also can keep noninductive experience in daily activities such as writing, using a mobile phone and the like, so that the device becomes real invisible interaction device. Meanwhile, the light-weight design ensures that the pen is not burdened for long-time use and does not influence writing, typing or daily hand activities.

2. According to the utility model, through the precise photoelectric sensor and the optimized circuit layout, the mouse volume is obviously reduced, the manufacturing materials are reduced, and the production cost is reduced. Meanwhile, the lightweight structure of the device enables the device to be easier to carry, is suitable for various application scenes such as offices, games, industrial control and the like, and has wide market prospect. The equipment adopts an automatic induction system, is automatically started after being worn without a manual switch, automatically enters a low-power consumption standby mode when a user takes down or the equipment is not used for a long time, and is quickly awakened when a new operation is detected, thereby ensuring seamless experience and reducing unnecessary energy consumption.

3. The utility model supports a plurality of innovative operation modes, for example, a user can slightly slide in a narrow space (such as a subway or an airplane seat) or rub on the surface of clothes by fingers, so that accurate control is realized, the environmental limitation is broken through, and the interaction experience with higher degree of freedom is brought to the user.

4. While the traditional touch control equipment relies on screen operation, through high-precision photoelectric displacement detection, a user can finish accurate input without directly contacting with the screen when operating equipment such as a mobile phone, a flat plate, an intelligent screen and the like, so that interaction efficiency is greatly improved, and more free and comfortable use experience is provided.

5. The utility model can seamlessly butt-joint VR, AR, cloud computer and Internet of things equipment, supports 5G remote control, promotes cooperative interaction among different intelligent terminals, and lays a foundation for future intelligent interaction systems by adopting a universal interaction scheme.

Drawings

Fig. 1 is a schematic structural view of the present utility model.

Fig. 2 is a schematic structural view of the finger sleeve type housing in the present utility model.

Fig. 3 is a schematic view of a structure of a battery module according to the present utility model.

Fig. 4 is a schematic structural diagram of a photoelectric sensor assembly in the present utility model.

Fig. 5 is a schematic diagram of mouse imaging in the present utility model.

Fig. 6 is a schematic diagram of a PCB circuit board according to the present utility model.

Fig. 7 is a diagram of a four-layer board of a PCB circuit board according to the present utility model.

In the figure, the A-contact surface, the 1-finger-stall type shell, the 101-upper jaw structure, the 102-lower jaw structure, the 103-finger hole, the 104-battery slot position, the 105-hardware slot position and the 106-light transmission opening,

2-Battery module, 201-lithium battery, 202-charging port, 203-lead,

3-Photosensor assembly, 301-positioning frame, 302-photosensor chip, 303-optical lens,

4-PCB circuit board, 401-master control circuit, 402-radio frequency circuit, 403-battery protection circuit, 404-photoelectric sensor circuit, 405-film switch, 406-patch LED.

Detailed Description

Specific embodiments of the present utility model will be described below with reference to the accompanying drawings.

Example 1

As shown in FIGS. 1-7, in the embodiment, taking a finger-stall type shell with a dragon head shape as an example, the outline of the finger-stall type shell is consistent with the shape of the dragon head, and the finger-stall type shell is full of the visual effects of originality and modern sense, and comprises a finger-stall type shell 1, a battery module 2, a photoelectric sensor assembly 3 and a PCB (printed circuit board) 4, wherein a pair of LEDs are added at the eyes of the dragon head finger-stall type shell 1 to serve as an indication function.

The fingerstall type shell 1 is made of rubber, the outside is made of high-strength plastic (or other suitable materials), the comfortable wearing experience is provided, meanwhile, the fingerstall type shell 1 has good structural strength and moderate elasticity, can bear collision and external force in daily use, the fingerstall type shell 1 comprises an upper jaw structure 101 and a lower jaw structure 102 which are movably connected, a fingerhole 103 is arranged between the upper jaw structure 101 and the lower jaw structure 102, the closed end to the open end of the fingerhole 103 is gradually thickened, the fingerstall type shell is suitable for different users,

A battery slot 104 is arranged above the finger hole 103 in the upper jaw structure 101, and a lithium battery 201 of the battery module 2 is embedded in the battery slot 104.

The battery module 2 comprises a lithium battery 201 connected with a charging port 202, the battery module 2 adopts a high-density lithium battery to ensure the continuity and stability of electric quantity, the battery module 2 is in a flat shape and has a moderately curved curve, the battery module 2 is used for better adapting to the battery slot 104, the charging port 202 is embedded in the jaw structure 101, the opening faces the opening direction of the finger hole 103, namely the direction of a finger root, the convenience of wearing by a user is particularly considered in appearance and structure, the jaw structure 101 is positioned at the charging port 202 and can be freely bent, the insertion and extraction operation is convenient for the user during charging, the lithium battery 201 is connected with the PCB circuit board 4 through a lead 203, and the lead 203 is arranged in the wiring slot.

The inside of the chin structure 102 is provided with a hardware slot 105 below the finger hole 103, the chin structure 102 is provided with a light transmission opening 106 at the finger belly of the finger hole 103, an optical lens 303 installed through a positioning frame 301 is arranged above the light transmission opening 106, the optical lens 303 is a pentagonal prism and is used for projecting light rays and receiving reflected light signals, a photoelectric sensor assembly 3 and a PCB 4 are installed in the hardware slot 105, the photoelectric sensor assembly 3 is installed below the PCB 4, looseness or displacement cannot occur in the use process, and stability and reliability of equipment are guaranteed.

The photoelectric sensor assembly 3 comprises a photoelectric sensor chip 302 for collecting optical signals, and an optical lens 303 matched with the photoelectric sensor chip 302 to form an optical path focusing structure is fixed below the photoelectric sensor chip 302 so as to realize optical path focusing.

The photoelectric sensor assembly 3 further comprises a positioning frame 301, the positioning frame 301 is supported by four edges of the bottom surface, the center of the positioning frame 301 is suspended, a light path can be reflected normally through the contact surface A, the positioning frame 301 covers the photoelectric sensor chip 302 and the optical lens 303 from top to bottom to provide protection for the assembly, the photoelectric sensor chip 302 mounted on the PCB 4 is supported above the positioning frame 301, and light emitted by the patch LEDs 406 is projected to the contact surface A through the optical lens 303 and returns to the photoelectric sensor chip 302.

The PCB 4 realizes a wireless communication function through a Bluetooth module, the PCB 4 is a four-layer PCB integrated with a main control circuit 401, a radio frequency circuit 402, a battery protection circuit 403, a photoelectric sensor circuit 404, a membrane switch 405 and a patch LED406, and concretely, the PCB 4 comprises a top plate, a middle plate and a bottom plate which are used as wiring, the main control circuit 401 is arranged in the center of the top plate, the radio frequency circuit 402 is arranged at the upper part of the main control circuit 401, the battery protection circuit 403 is arranged at the lower part of the main control circuit 401, the lower part of the battery protection circuit 403 is connected with a power supply wire 203 through two bonding pads, the membrane switch 405 is arranged in the center of the bottom plate, the photoelectric sensor circuit 404 is arranged around the membrane switch 405, and the patch LED406 is arranged beside the membrane switch 405.

The main control circuit 401 is in signal connection with the photosensor chip 302 to process the reflected light signal and generate displacement data.

The radio frequency circuit 402 is connected with the main control circuit 401 and is used for wirelessly transmitting data, the data are transmitted to external equipment in a wireless mode, when a user uses the device for the first time, the user only needs to approach a mouse to target equipment, automatic Bluetooth pairing can be triggered, and the LED indicator lamp twinkling briefly after connection is completed, and successful connection is prompted. The device supports a multi-device memory function, can be freely switched among a plurality of terminals, and a user can quickly switch among paired devices only by tapping a mouse twice, so that the convenience of cross-platform use is improved. A user can realize remote control of intelligent equipment through Bluetooth or Wi-Fi connection, such as playing/suspending video, adjusting volume, turning pages and the like, and the intelligent equipment is suitable for application scenes such as remote demonstration, intelligent home control and the like.

The battery module 2 supplies power to each circuit module through the battery protection circuit 403, the battery protection circuit 403 can realize overcharge protection, a low-power-consumption intelligent management system is built in, the power consumption can be dynamically adjusted according to the use state, the endurance time is prolonged, in addition, a user can check the battery state in real time through the intelligent device, and a low-power reminder is set.

The photoelectric sensor circuit 404 is opposite to the optical lens 303 and is matched with the photoelectric sensor chip 302 to process signals of the photoelectric sensor, and the accurate positioning of the optical lens 303 is combined with the operation habit of the fingers of a user, so that the photoelectric fingertip mouse not only has good operability, but also can ensure efficient and sensitive reaction.

The film switch 405 is arranged at the fingertip of the finger hole 103 and in the center of the photoelectric sensor circuit 404, and generates an operation instruction in response to the pressing action, the patch LED406 is connected through the PCB 4 and is positioned above the optical lens 303, and after the patch LED406 is electrified, light can pass through a gap between the light-transmitting opening 106 and the positioning frame 301, thereby assisting optical imaging.

When the finger tip mouse is used, the finger tip mouse is worn by a user's finger, the finger tip mouse is self-adaptively worn, the finger tip mouse is designed in an elastic adaptation mode, additional adjustment is not needed, the user only needs to easily sleeve the finger to firmly wear the finger tip mouse, the device is automatically attached, and stable and comfortable operation is ensured.

Pressing the mouse may trigger the membrane switch 405 to effect a left-right key operation.

When the mouse is moved, emitted light is focused by the optical lens 303 and then projected to the contact surface A, reflected light returns to the photoelectric sensor chip 302 through the optical lens 303, the photoelectric sensor chip 302 generates corresponding displacement data by receiving reflected light signals, the photoelectric sensor component 3 samples the reflected light signals through the photoelectric signal processing main control circuit 401 and wirelessly transmits the sampled light signals to the PCB 4, and the PCB 4 performs resolving processing on the received light signal data through the main control circuit 401 to finally generate accurate mouse displacement data. The user can perform sliding operation on any material surface such as clothes, skin, wooden table top and the like, is not limited by a specific mouse pad or a smooth surface, and improves the environmental adaptability.

When the lithium battery 201 needs to be charged, the charging port 202 can be exposed by turning up the nose of the finger-stall type shell 1, the data line is inserted into the charging port, and the lithium battery 201 is charged through the charging port, so that firm installation of the battery module 2 can be ensured, and the charging operation can be conveniently performed.

Example 2

A fingertip mouse based on photoelectric technology replaces a photoelectric sensor assembly 3in the embodiment 1 with an interaction module, and the interaction module is a gravity sensor assembly to realize VR/AR control.

The scope of the present utility model is not limited to the above embodiments, and various modifications and alterations of the present utility model will become apparent to those skilled in the art, and any modifications, improvements and equivalents within the spirit and principle of the present utility model are intended to be included in the scope of the present utility model.

Claims (9)

1. The fingertip mouse based on the photoelectric technology is characterized by comprising a fingerstall type shell (1), a battery module (2), a photoelectric sensor assembly (3) and a PCB (printed circuit board) 4;

the fingerstall type shell (1) comprises an upper jaw structure (101) and a lower jaw structure (102), a fingerstall (103) is arranged between the upper jaw structure (101) and the lower jaw structure (102),

A battery slot (104) is arranged above the finger hole (103) in the upper jaw structure (101), a lithium battery (201) of the battery module (2) is embedded in the battery slot (104),

The battery module (2) comprises a lithium battery (201) connected with a charging port (202), and the lithium battery (201) is connected with a PCB (printed circuit board) 4 through a lead (203);

A hardware slot position (105) is arranged below the finger hole (103) in the lower jaw structure (102), a light-transmitting opening (106) is arranged at the finger belly of the finger hole (103) in the lower jaw structure (102), and a photoelectric sensor assembly (3) and a PCB (printed circuit board) are arranged in the hardware slot position (105);

the photoelectric sensor assembly (3) comprises a photoelectric sensor chip (302) for collecting optical signals, and an optical lens (303) matched with the photoelectric sensor chip (302) to form an optical path focusing structure is fixed below the photoelectric sensor chip;

The PCB circuit board (4) is a four-layer PCB board integrated with a main control circuit (401), a radio frequency circuit (402), a battery protection circuit (403), a photoelectric sensor circuit (404) and a membrane switch (405), wherein the main control circuit (401) is in signal connection with the photoelectric sensor chip (302) to process reflected light signals and generate displacement data, the radio frequency circuit (402) is connected with the main control circuit (401) to be used for wirelessly transmitting data, the photoelectric sensor circuit (404) is opposite to the optical lens (303) and is matched with the photoelectric sensor chip (302) to process signals of the photoelectric sensor, and the membrane switch (405) is arranged at a fingertip of the finger hole (103).

2. The fingertip mouse based on the photoelectric technology as set forth in claim 1, wherein the charging port (202) is embedded in the upper jaw structure (101) and the opening is oriented to the opening direction of the finger hole (103), and the upper jaw structure (101) is located at the charging port (202) and can be freely bent.

3. A fingertip mouse based on electro-optical technology according to claim 1, characterized in that the wire (203) is arranged in a wire groove.

4. The fingertip mouse based on the photoelectric technology as set forth in claim 1, wherein the battery module (2) is a high-density lithium battery to ensure the persistence and stability of electric quantity, and is suitable for long-time use.

5. The fingertip mouse based on the photoelectric technology as set forth in claim 1, wherein an optical lens (303) installed through a positioning frame (301) is arranged above the light-transmitting opening (106), and a patch LED (406) installed on a PCB (4) is arranged right above the optical lens (303).

6. The fingertip mouse based on the photoelectric technology as set forth in claim 5, wherein the photoelectric sensor assembly (3) is mounted below the PCB circuit board (4), the photoelectric sensor assembly (3) further comprises a positioning frame (301), a photoelectric sensor chip (302) mounted on the PCB circuit board (4) is supported above the positioning frame (301), and light emitted by the patch LED (406) is projected to the contact surface (A) through the optical lens (303) and returned to the photoelectric sensor chip (302).

7. The fingertip mouse based on the photoelectric technology, as set forth in claim 1, characterized in that the PCB circuit board (4) comprises a top board, a middle board and a bottom board, wherein the middle board and the bottom board are used as wiring, a main control circuit (401) is arranged in the center of the top board, a radio frequency circuit (402) is arranged on the upper portion of the main control circuit (401), a battery protection circuit (403) is arranged on the lower portion of the main control circuit (401), a power supply wire (203) is connected below the battery protection circuit (403) through two bonding pads, a membrane switch (405) is arranged in the center of the bottom board, photoelectric sensor circuits (404) are arranged around the membrane switch (405), and patch LEDs (406) are arranged beside the membrane switch (405).

8. A fingertip mouse based on electro-optical technology according to claim 1, characterized in that the electro-optical sensor assembly (3) is replaced by an interactive module.

9. The optical-electrical technology-based fingertip mouse of claim 8, wherein the interaction module is a gravity sensor assembly.