Intelligent interactive stuffed toy with detachable and replaceable skin and multi-mode perception and interaction system thereof

Abstract

The invention discloses an intelligent interactive stuffed toy with detachable and replaceable skin and a multi-mode perception and interaction system thereof, and aims to overcome the defects of an existing stuffed toy in the aspects of intellectualization, individuation and user experience. The toy comprises an internal filling layer, a multi-mode sensing layer, a detachable and replaceable skin layer, a multi-mode interaction control module and a power management module. Wherein the detachable and replaceable skin layer is made of a soft material and is provided with an opening structure, so that plush skins with different appearance designs can be conveniently and quickly replaced; the multi-mode sensing layer is provided with a touch sensor, an environment sensor and an attitude sensor, so that the sensing ability of the toy is improved; the multi-mode interaction control module supports a local chip or cloud computing, and realizes voice and image recognition and intelligent interaction. Maintenance and expansibility are optimized through modular design, meanwhile, cleaning and sanitation performance is improved through the detachable and replaceable skin layer, and diversified personalized requirements are met. The system is suitable for children education and entertainment and adult interaction accompanying, and has a wide market application prospect.

Description

Technical Field

[0001] The present invention belongs to the technical field of Internet of Things and artificial intelligence interactive toys, and specifically relates to an intelligent interactive plush toy with detachable and replaceable skin and its multimodal perception and interaction system.

[0002] The present invention aims to address the shortcomings of existing plush toys in terms of intelligence, personalization and user experience, as well as their high cost and lack of popularization, and to achieve a richer and more cost-effective interactive, learning and companionship experience through innovative design and technology. Background Art

[0003] With the development of technology, smart toys have gradually become an important tool for children's education, entertainment and companionship. However, existing smart plush toys have the following problems: Limited perception and interaction capabilities: Most smart plush toys only have basic voice recognition functions and lack multimodal perception (such as touch, vision, and environmental perception), resulting in a single interactive experience.

[0004] Poor appearance customization: It is difficult to change the skin or appearance of existing products, which cannot meet consumers' demand for diversified appearance designs.

[0005] Insufficient modular design: The installation and upgrade of smart modules usually require complex tools and expertise, which brings inconvenience to users.

[0006] Therefore, there is an urgent need for a smart plush toy with multimodal perception and interaction functions, and which supports flexible skin replacement and modular design. Due to its higher intelligent interaction, it can be further expanded to interaction and companionship with adults. Summary of the Invention

[0007] 1. Technical issues: In response to the shortcomings of the existing technology, the present invention proposes an intelligent interactive plush toy with a detachable and replaceable skin and a multimodal perception and interaction method thereof, aiming to solve the following technical problems: Improve the intelligence level of toys and enhance their multimodal perception and interaction capabilities.

[0008] Achieve diversification and personalized customization of appearance to meet the needs of different users.

[0009] Optimized modular design facilitates maintenance, upgrades, and functional expansion.

[0010] The detachable and replaceable skin design makes cleaning and maintenance easier, improving the hygiene and durability of the toy.

[0011] 2. Technical solution: In order to solve the above technical problems, the present invention proposes the following technical solutions: Removable Replacement Skin Layer: Made of soft material, it has an opening structure (such as a zipper closure, magnetic closure or detachable fasteners) to facilitate quick replacement of plush skins with different designs.

[0012] A variety of skin types are available, including designs for different species, expressions, and actions. The internal filling layer forms the overall framework of the toy. For example, if it is a quadruped, the corresponding skin layer can be removable and replaced. It can be replaced with different species such as kittens, puppies, tiger cubs, and lambs, and equipped with different expressions and clothing, and can correspond to different roles during the interactive process.

[0013] The detachable and replaceable skin layer mode not only allows different species, expressions, etc. to be replaced as needed, but also facilitates cleaning and maintenance, thereby improving the hygiene and durability of the toy.

[0014] This is also the focus of this patent. The removable and replaceable skin layer contains extremely rich items, which hardly increases the cost of the toy, but increases the interactivity and storytelling of the toy, which is conducive to better cultivating emotions with users and making it easier for users to accept or learn new knowledge.

[0015] Multimodal perception layer: Configure tactile sensors (touch pads), environmental sensors (such as temperature, humidity, smell, positioning, etc.) and attitude sensors (gyroscopes, accelerometers).

[0016] Sensors are distributed in key parts of toys or attached to carried objects to enhance perception capabilities.

[0017] Multimodal interaction control module: It integrates wireless communication modules (supporting Bluetooth, Wi-Fi, Zigbee, 4G, 5G and other protocols), storage modules and multiple output modules (speakers, lights, motors, etc.).

[0018] Supports local chip or cloud computing to achieve voice, image, video recognition, natural language processing and intelligent interaction logic.

[0019] Power management module: Use disposable batteries and rechargeable batteries to ensure long-term use.

[0020] Equipped with low-power chips and dynamic power management algorithms to improve energy efficiency.

[0021] 3. Beneficial effects: The present invention achieves the following beneficial effects through the above technical solution: Enhanced interactive experience: Multimodal perception and interaction functions significantly improve the intelligence level of toys and make the interaction more rich and diverse.

[0022] Personalized appearance design: supports a variety of detachable and replaceable plush skins to meet the aesthetic and personalized needs of different users.

[0023] Easy to maintain and expand: The modular design makes each functional module easy to install, replace and upgrade, extending the product life.

[0024] Easy to clean and simple: The design of the detachable and replaceable skin layer is easy to clean and maintain, which improves the hygiene and durability of the toy. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figures 1-3 : Schematic diagram of the overall structure, as shown in the figure, the toy comprises an internal filling layer (101), a multimodal sensing layer (102), and a detachable and replaceable skin layer (103), wherein the multimodal sensing layer (102) is worn on the internal filling layer (101), and the detachable and replaceable skin layer (103) is then worn on the multimodal sensing layer (102).

[0026] Figure 4 : Block diagram of system hardware composition.

[0027] Figure 5 :Schematic diagram of removable and replaceable skin layer As shown in the figure, the opening (1031) is a schematic diagram of the magnetic closing structure when it is opened, and the circle represents the powerful magnet hidden in the plush fabric.

[0028] Through this opening, different skin layers can be removed and replaced, and the internal objects can be reloaded through this opening.

[0029] Figure 6 : Schematic diagram of the installation positions of the multimodal interactive control module (104) and the power module (105), which can be embedded in the toy body through the opening (1031); can be configured in the pocket (1032) in the plush skin layer (103); can be configured in the object (1033) of the toy body; can be configured in the object (1034) carried by the toy body. DETAILED DESCRIPTION

[0030] Specific embodiment 1: A four-legged animal plush pet toy with detachable and replaceable skin, comprising: 1. The inner filling layer (101) is made of elastic or flexible material to provide deformation support and tactile comfort for the toy.

[0031] 2. Multimodal Perception Layer (102) Tactile sensors (1021): Made of matrix-type conductive copper foil, they are distributed on key parts of the head (such as the forehead, eyes, nose, mouth, cheeks, ears, top of the head, back of the head, neck, etc.). When the user touches these areas, the sensors can sense the specific location and generate electronic signals. After data processing in the multimodal interactive control module (104), the toy can perform corresponding interactive actions, such as shaking its head, wagging its tail, or rolling over, to enhance the interactive fun.

[0032] Voice Input Module: An integrated high-sensitivity microphone detects user speech and sends it to a cloud server. The agent then processes and responds, enhancing the intelligence of conversations. It supports multiple languages ​​and dialects to meet the needs of users in different regions.

[0033] Environmental sensor (1022): equipped with an odor sensor array, which uses chemical sensitive elements to detect volatile organic compounds (VOCs) in the air and identify the user's body odor or food aroma. When a specific odor is detected, the toy sends instructions through the wireless communication module to perform interactive behaviors such as approaching the user and making a welcoming sound.

[0034] 3. Removable and replaceable skin layer (103) The magnetic closure design is made of high-performance NdFeB magnets to ensure a secure connection and facilitate quick assembly and disassembly. Appearance skin: A variety of animal images are available, such as Persian cats, orange cats, puppies, tigers, horses, sheep, etc. Each image corresponds to a unique role, call and interactive action.

[0035] Accessories: These can be paired with clothing, hats, headwear, hair accessories, or portable items (such as school bags, backpacks, basketballs, footballs, musical instruments, flowers, and lamps). When the user touches these parts, the toy can trigger a corresponding storyline or character reaction. For example, touching a kitten's school bag triggers a learning and education function, focusing on a discussion of academic knowledge with the user; touching a puppy's musical instrument triggers a learning and education function, focusing on a discussion of music theory with the user; and touching a flower triggers an emotional companionship function based on the user's age, such as for adults.

[0036] This is also the focus of this patent. The removable and replaceable skin layer contains extremely rich items, which hardly increases the cost of the toy, but increases the interactivity and storytelling of the toy, which is conducive to better cultivating emotions with users and making it easier for users to accept or learn new knowledge.

[0037] 4. Multimodal interaction control module (104): Wireless communication module (1041): supports Wi-Fi or Bluetooth protocols and connects to the cloud server through a secure encrypted channel. It uploads user interaction data to the cloud for deep learning and continuously optimizes the toy's conversation content and interaction logic.

[0038] Storage module (1042): Partitioned storage of user preferences, interaction history, and the latest knowledge base update information, ensuring that data privacy protection measures are in place, such as AES-256 encryption.

[0039] Output Module (1043): Integrates high-quality speakers, RGB LED lights, and micro-motors to achieve sound playback, dynamic lighting effects, and precise motion control. For example, tactile feedback can be combined with pet toy movements to enhance the user experience.

[0040] 5. Power Management Module (105) Select a power supply solution based on the target user group: Children's Edition: Uses disposable batteries with moderate capacity to ensure long-term continuous operation.

[0041] Adult, Couple, and Senior Editions: Utilize rechargeable batteries with fast charging and high cycle counts. Equipped with a low-power management chip, it optimizes current consumption and extends battery life in standby mode.

[0042] Specific implementation scheme 2: A plush toy with detachable and replaceable skin, which has a posture reminder function.

[0043] On the basis of the specific implementation plan 1, the following functional modules are added: 6. Vision and posture sensors: Equipped with a high-resolution camera and posture sensors (such as accelerometers and gyroscopes) to identify the toy's posture, determine the shooting angle of captured photos or videos, and use image processing algorithms to analyze the user's sitting posture and identify abnormalities such as neck tilt angle.

[0044] The local integration of a deep learning model based on a lightweight neural network and the parameters of a standard sitting posture dataset of different groups trained by a cloud server enables fast and accurate posture assessment.

[0045] 7. Interactive Feedback Mechanism: When the toy detects poor posture, it will issue gentle reminders through voice or flashing lights. For children, cute animated movements can be combined to attract attention and help correct sitting posture.

[0046] Connect to the user's smart device (such as a smartphone app) to send notifications and provide improvement suggestions.

[0047] Specific implementation plan three: A plush toy with a detachable and replaceable skin and a sleep status reminder function.

[0048] On the basis of the specific implementation plan 1, the following functional modules are added: 8. Sleep monitoring sensor Integrated temperature and humidity sensors and motion detection devices monitor the user's sleeping environment and activity status. For example, it can detect whether the quilt has been kicked off or how often the user tosses and turns.

[0049] Sleep data is analyzed through machine learning algorithms to identify potential sleep disorders or abnormal behaviors.

[0050] The system locally integrates a deep learning model based on a lightweight neural network and integrates the parameters of infants kicking the quilt while sleeping trained by a cloud server to achieve fast and accurate evaluation of infants kicking the quilt.

[0051] 9. Automatic adjustment function Equipped with a micro motor and drive unit, the toy performs gentle adjustments when it detects a baby kicking the blanket, such as gently pushing or pulling the blanket back into place. Simultaneously, it notifies parents or other devices via a wireless communication module.

[0052] It supports linkage with smart home systems to adjust indoor lighting, temperature and other environmental factors to create a more comfortable sleeping atmosphere.

Claims

1. An intelligent interactive plush toy with a detachable and replaceable skin, characterized in that: include: (A) An inner filling layer (101) made of elastic or flexible material, used to provide deformation support, tactile comfort and structural integrity of the toy; (B) a multimodal sensing layer (102), made of a flexible or hard material, configured to be wearable on or adhered to the surface of the inner filling layer (101), comprising at least one touch sheet (1021) and optionally one or more sensors (1022); (C) a removable and replaceable plush skin layer (103), made of soft material and having an opening (1031); (D) a multimodal interaction control module (104), electrically connected to the touch panel (1021) and the sensor (1022), supporting access to a wireless communication module (1041), a storage module (1042), and configuring one or more multimodal output modules (1043); (E) a power module (105), used to supply power to the entire system; The touch sheet (1021) is electrically connected to the multimodal interactive control module (104) via a flexible wire or wireless communication, and is used to detect touch or pressure signals. The installation configuration is any one or more of the following combinations: a) distributed in any one or more areas of the toy’s head, torso, limbs or tail; b) Objects attached to the toy body (1033), including but not limited to any one or more objects of clothing, headwear, hair accessories, tail accessories, pockets, and glasses; c) Objects (1034) attached to the toy body, including but not limited to any one or more objects such as backpacks, school bags, books, balls, flowers, gift boxes, food, and lights; The input module (1022) includes but is not limited to a temperature sensor, a humidity sensor, an odor sensor, a positioning sensor, a gyroscope, an acceleration sensor, a posture sensor, a visual sensor, and a voice sensor; The structure of the opening (1031) includes but is not limited to a zipper closure, a magnetic closure structure or a detachable fastener to achieve modular installation and sealing of the components; The output module (1043) includes but is not limited to a speaker, a motor, a light, a display module, and an infrared module; The power module (105) is configured as a disposable battery or a rechargeable battery.

2. The intelligent interactive plush toy according to claim 1, characterized in that: The touch sheet (1021) is made of one or more materials including but not limited to conductive sheets, conductive foam, graphene films, conductive shielding cloth, and conductive rubber.

3. The intelligent interactive plush toy according to claim 1, characterized in that: The detachable and replaceable plush skin layer (103) is configured as plush skins of different species, expressions, and actions, so as to achieve personalized customization of the toy's appearance.

4. The intelligent interactive plush toy according to claim 1, characterized in that: The multimodal interactive control module (104) and the power supply module (105) are installed in any of the following configurations: a) being inserted into the toy body through the opening (1031); b) disposed in a pocket (1032) in the plush skin layer (103); c) any one of the objects (1033) configured in the toy body (including but not limited to any one or more objects of clothing, headwear, hair accessories, tail accessories, pockets, glasses) is independently installed; d) Any one of the objects (1034) carried by the toy body (including but not limited to any one or more objects such as a backpack, a book, a ball, a flower, a gift box, food, and a lamp) is independently installed.

5. The intelligent interactive plush toy according to claim 1, characterized in that: The multimodal interaction control module (104) is connected to the wireless communication module (1041) and the storage module (1042) to achieve data synchronization and remote control with external devices including but not limited to mobile phones, tablets, watches, computers, televisions, or interactive platforms.

6. The intelligent interactive plush toy according to claim 1, characterized in that: The multimodal interaction control module (104) is connected to the sensor (1022), the wireless communication module (1041), the storage module (1042), and the multimodal output module (1043) in any one of the following configurations: a) directly integrated on a circuit board of the multimodal interactive control module (104) to achieve a compact design; b) connecting with the multimodal interactive control module (104) via a flexible wire, a magnetic interface, and a detachable connector, and being arranged inside the toy body to achieve modularization and customizability.

7. The intelligent interactive plush toy according to claim 1, characterized in that: The multimodal interaction control module (104) supports voice, image, and video recognition, natural language processing, and intelligent computing of interaction logic using a local chip or a cloud server.

8. The intelligent interactive plush toy according to claim 1, characterized in that: The multimodal interaction control module (104) can be optionally configured to be connected to a visual sensor and a posture sensor, and is used to identify the posture of the toy, obtain the shooting angle of the acquired photo or video, and identify whether the user's posture is normal. If an abnormality is found, the user is promptly reminded to adjust.

9. The intelligent interactive plush toy according to claim 1, characterized in that: The multimodal interaction control module (104) can be optionally configured to be connected to a visual sensor for identifying whether the user's status is normal, and if abnormality is found, promptly reminding the user to make adjustments.

10. The intelligent interactive plush toy according to claim 1, characterized in that: Also included is a multimodal perception and interaction system, including: a) Multimodal perception layer (102), configured with one or more of the following sensors: - a tactile sensor comprising at least one touch sheet (1021) for detecting touch, pressure or body movement signals; - Visual sensors for environmental recognition; - Voice sensor for voice input; - Environmental sensors, used to detect temperature, humidity, light, odor, location, speed or posture; b) a multimodal interaction control module (104), electrically connected to the multimodal sensing layer (102) and the detachable and replaceable fur skin layer (103), and supporting the following functions: - Access to wireless communication module (1041), including but not limited to Bluetooth, Wi-Fi, Zigbee, 4G, 5G protocols; - Access storage module (1042) for data storage and management; - Local chip or cloud computing capabilities to achieve voice, image, and video recognition, natural language processing, and intelligent computing of interactive logic; c) Multimodal output module (1043), including: - Speaker, for voice feedback or music playback; - Lighting, used to express emotions (e.g., by changing color to indicate the user's emotional state); - Motors, used for walking or simulating the toy's body movements (such as wagging its tail or nodding its head); - Display module, used to visualize interactive content (such as teaching animations and skill scores); - Infrared module, used for infrared communication and control; d) Privacy protection mechanism: - Data encryption algorithm (such as AES-256); - User authentication (such as voice fingerprint recognition, gesture password); e) Power management module: - Support low-power chips and dynamic power management algorithms; - Supports multiple power supply methods: wireless charging, solar charging or USB-C fast charging; f) System interaction functions, including but not limited to: - Emotional value guidance: Generate positive motivational feedback (such as voice encouragement, light animation, music playback) based on user interaction behavior (such as touch frequency, voice input content, body movements); - Improved learning efficiency: Analyzes user voice input through natural language processing, generates personalized learning suggestions, and provides multimodal feedback through motors and lights; - Skill training: Generate skill training tasks based on user behavior data (such as body movement patterns detected by tactile sensors) and adjust the output content in real time; - Couple interaction mode: * Dual-device collaborative interaction, supporting synchronized actions, emotional feedback, and collaborative tasks; * Generate personalized interactive content based on user behavior data; - Posture monitoring mode: Based on the acquired photos or videos and the shooting angle, it identifies whether the user's posture is normal. If any abnormality is found, it will promptly remind the user to adjust. - Status monitoring mode: Based on the acquired photos or videos, the system identifies whether the user's status is normal. If any abnormality is found, the system promptly reminds the user to make adjustments. g) System scalability: - The multimodal perception layer (102) and the multimodal interaction control module (104) are connected via a magnetic interface or a pluggable plug, supporting modular expansion; - Multimodal output module, supporting custom interaction logic; - The system can customize interaction scenarios through APP or voice commands.

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