28 results about "Screenless" patented technology

The invention discloses a non-screen POS machine data acquisition method and system based on NFC and a WeChat applet. A POS machine simulates an NFC Type 4 label through a non-contact chip, performs SM2 signature and encryption on equipment data containing a timestamp and a random number by using a private key instantaneously reconstructed by a PUF, and performs Base64URL-CRC packaging, segmented NDEF writing and 30s TTL setting; the mobile terminal automatically pulls up the WeChat applet after triple verification of radio frequency field stability detection, URL white list and integrity fingerprint; the small program uploads parameters through an AES-128-GCM secondary encryption and a Reed-Solomon fragment tunnel; the background adopts a Redis idempotent lock, an HSM private key decryption, an SGX enclave one-time token display mechanism and other mechanisms to complete signature verification and decryption, and it is ensured that the device data are only briefly visible in the WeChat security sandbox. According to the invention, the problems of difficult operation and maintenance data acquisition, high cost and poor security of the non-screen POS machine are solved, and cross-platform, anti-replay and man-in-the-middle-resistant high-security data acquisition can be completed within 10 seconds.

1. The name of the design product: screenless face access control (VF6). 2. The use of the design product: for access control, verified by fingerprint or face or password or card swipe or WIFI, etc. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view.

The invention discloses a WiFi connection method and system of a non-screen device, a terminal device and a medium, and relates to the technical field of device network distribution. The method comprises the steps that the method is applied to WiFi distribution network control equipment, and after the non-screen equipment is started, a bidirectional data interaction channel supporting instruction transmission and function calling between the WiFi distribution network control equipment and the non-screen equipment is established through a debugging tool matched with an operating system to which the non-screen equipment belongs; calling a preset WiFi network distribution tool integrated in the non-screen equipment through the channel; based on a guide type interaction instruction output by the tool, sequentially sending connection parameter information, and controlling the non-screen equipment to complete authentication connection with the target WiFi network; and in the channel connection state, sending a network connectivity verification instruction, and judging whether the WiFi network is successfully accessed according to a feedback result of the non-screen equipment. According to the invention, the problem that the WiFi connection of the existing non-screen equipment needs an additional screen or hardware is solved, a more accurate and efficient connection method is provided, and the WiFi connection requirement of the non-screen equipment is met.

This invention discloses a control method, apparatus, and device for a screenless recording device based on nested recording. The method includes: during the recording of first recording data, in response to receiving a button event from the screenless recording device, obtaining the button duration of the button event; determining the event type of the button event based on the button duration; generating a recording control command based on the event type and sending it to the screenless recording device, so that the screenless recording device executes the recording control command and records second recording data; the recording time window of the second recording data is located within the recording time window of the first recording data. This invention allows for nested recording of short recordings within long recordings, improving recording flexibility.

The invention discloses a watchdog verification method and device for a non-screen device, a medium and a product, and the method comprises the steps: sending a dog feeding stop instruction to a to-be-verified device, and obtaining first log data generated based on the dog feeding stop instruction; sending a watchdog closing instruction to the to-be-verified device to control the to-be-verified device to close a software watchdog; sending a dog feeding stopping instruction to the to-be-verified device, and obtaining second log data generated based on the dog feeding stopping instruction; selecting first response data from the first log data and selecting second response data from the second log data according to a restart log format of a dog feeding stopping instruction; and determining a watchdog verification result based on the first response data and the second response data. The watchdog function is triggered by utilizing the log format of the pre-configured key information in combination with the AT instruction, the system running state and the watchdog triggering record can be quickly and accurately determined in the log data so as to quickly and accurately verify the watchdog, and the stability and reliability of the watchdog in actual application are ensured. Meanwhile, various verification scenes can be flexibly coped with by configuring the AT instruction and the log format of the key information, and the applicability and expandability of watchdog verification are enhanced.

1. Name of the product in this design: Retro Screenless Digital Camera (X10). 2. Purpose of this design: for taking photos and videos. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: 3D view 1.

1. Name of the product in this design: Crusher (Double-stage, screenless). 2. Application of this design: This design is used for fine crushing of coal gangue to ensure that the gangue particle size meets the requirements for backfilling mining. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: 3D view 1.

This application relates to the field of communication technology, specifically providing a device networking method applied to a first device. The device networking method includes: upon discovering a second device to be networked based on a distributed soft bus, obtaining the device information of the second device; obtaining a preset identification code, and generating a first hash value based on the preset identification code and the device information; initiating network formation to the second device, so that the second device generates a second hash value based on its device information and the preset identification code; obtaining the second hash value sent by the second device, and determining whether the first hash value and the second hash value are the same; and confirming successful network formation when the first hash value and the second hash value are the same. This method addresses the difficulty of networking screenless devices, thereby improving the applicability of device networking.

This application discloses a control method, device, smart glasses, and storage medium for smart glasses. The method is applied to smart glasses, which include a camera module, a driving mechanism, and a motion sensor. The driving mechanism is used to adjust the posture of the camera module, and the motion sensor is used to monitor the user's head posture data. The method includes: determining a photo compensation angle for the camera module, the photo compensation angle being determined based on one of the head posture data and an adjustment command sent by a control terminal; and controlling the driving mechanism to adjust the posture of the camera module according to the photo compensation angle. Through this method, the camera viewing angle shift caused by the user's head movements during the preview of the photo can be effectively offset, ensuring that the camera module always maintains a stable viewing angle. This enables real-time framing during the preview stage of the screenless camera glasses, improving the user's shooting experience, shooting accuracy, and shooting efficiency.

A portable handheld and / or wearable screenless electronic game device 12 with at least one proximity sensor. The proximity sensor detects a proximity of the game device to another game device, such th

1. The name of the design product: screenless gate head. 2. The use of the design product: for the gate, the gate head verifies the identity of the personnel. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective drawing.

1. Name of the product in this design: Single-tube screenless active filter module (rack-mounted). 2. Purpose of this design: As a rack-mounted screenless filter module. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: 3D view 1.

The invention discloses a button type audio player, and belongs to the technical field of electronic equipment. Comprising a shell, a back plate is arranged behind the shell, a main board is arranged between the shell and the back plate, a control feedback device is arranged at the position, located in front of the main board, of the shell, a battery clamping groove switch cover is arranged on the right side of the lower portion of the back surface of the back plate, and a storage device clamping groove switch cover is arranged on the left side of the lower portion of the back surface of the back plate. An audio outlet is formed in the left side of the upper portion of the front surface of the shell, a battery clamping groove is formed in the right side of the lower portion of the front surface of the back plate, and a memory clamping groove is formed in the left side of the lower portion of the front surface of the back plate. On-off and control of the audio player are carried out through the switch button and the selection button, the buttons are clear at a glance, page turning up and down for searching is not needed, the operation difficulty is reduced, meanwhile, the screen-free design that the audio needing to be played is selected through the selection button reduces dependence on screen type electronic products and damage to vision, and the user experience is improved. The memory card can be plugged and unplugged so that the memory card can be taken out.

1. Name of the product in this design: Screenless Face Recognition Access Control Terminal (FA0PH). 2. Intended use of this design: for facial recognition, access control, or attendance tracking. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model.

The utility model relates to the technical field of face locks, in particular to a non-screen networking face lock. The data acquisition module is arranged to acquire identity data of users in a certain range, so that when the identity data of the users is consistent with a bound door number and consistent with identity data in a server, a corresponding door can be opened through the lock control module, and when other people enter along with the door, the corresponding door can be opened through the lock control module. The data acquisition module is connected with the main control chip module 2, identity data of following personnel can also be stored, later tracking is facilitated, the stability when an MOSFET is switched on and switched off is ensured by arranging a capacitor C21, an MOS tube Q4 is arranged to serve as a power switch in a circuit, and the main control chip module 2 controls the conduction state of the MOS tube Q4 through an FPEN signal, so that power supply of the data acquisition module is controlled, and low-power-consumption design and modular power management are achieved. The technical problems that a current user residence lock has large potential safety hazards, and anyone can enter a door after getting a corresponding key are solved.

The utility model provides an actuating mechanism hand operator and a system thereof, the actuating mechanism hand operator system comprises a CPU main control module, and an input control module, an LCD control drive circuit and a communication module which are connected with the CPU main control module, the CPU main control module is connected with an actuating mechanism through the communication module, the input control module is connected with the LCD control drive circuit, and the LCD control drive circuit is connected with the CPU main control module. Comprising a switching value input control unit, an infrared input control unit and a Bluetooth input control unit which are respectively connected with a CPU main control module; the CPU main control module is used for receiving signals from the input control module and the execution mechanism, processing and analyzing the signals and outputting the signals through the LCD control driving circuit; the LCD control drive circuit receives a control signal of the CPU master control module and converts the control signal into a drive signal so as to control the LCD hydraulic display unit to display information. The problem that an operator faces much inconvenience when debugging and operating at a safe position due to the fact that the actuator has no screen display or the installation position is not good is effectively solved.

The invention discloses an Ethernet IP address configuration method and system for a non-screen RK3588 device, a terminal and a storage medium, and the method comprises the steps: after the non-screen RK3588 device is started, establishing connection with a PC through a debugging tool HDC, and enabling a mounting device file system to be writable; pushing a preset Ethernet configuration management tool to an equipment system directory and endowing the equipment system directory with an execution permission; calling the tool to start an interactive configuration interface; inputting a digital instruction according to the interface prompt to select a configuration function; then inputting a network interface name, selecting a manual mode, and inputting an IP address, a subnet mask, a gateway and a DNS server address in sequence; and after configuration is completed, executing a network connectivity test, and verifying whether the static IP address takes effect or not. According to the invention, reliable and efficient fixed IP address configuration and verification are carried out on the non-screen equipment without depending on local display and firmware pre-burning, and the network stability, deployment flexibility and operation and maintenance convenience of an embedded system are remarkably improved.

1. The name of the design product: screenless car recorder (XR-1). 2. The use of the design product: for recording the relevant information such as image and sound during the driving of the vehicle. 3. The design points of the design product: in shape. 4. The picture or photo best indicating the design points: perspective view 1.

This invention provides a novel desktop interaction system and method based on a globally draggable floating AI assistant, belonging to the fields of artificial intelligence, smart terminals, and human-computer interaction technology. This invention achieves lightweight intelligent interaction across all scenarios through hardware-layer touch event interception, application-layer dual-mode rendering, and direct connection via the TLS 1.3 protocol. Screenless devices can achieve equivalent interaction through lights, vibrations, and projections. For screenless devices, this system achieves equivalent interaction through light color, vibration frequency, and sound prompts, ensuring that screenless devices can also fully implement security alerts. This invention provides users with a low-latency, standardized, and interactive upper-layer intelligent interaction entry point, specifically applicable to desktop interaction scenarios on mainstream mobile terminal operating systems such as Android, iOS, and HarmonyOS.

1. The name of the design product: melt without screen filter (double screen plate). 2. The use of the design product: plastic products production process without screen without downtime filtering impurities. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective drawing.

1. The name of the design product: screen-free interactive projection navigator (light shadow follows). 2. The use of the design product: the design product is used for outdoor cycling or hiking screen projection navigation. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view.

1. Name of the product in this design: Screenless Bracelet. 2. Purpose of this design: to detect dynamic blood pressure. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model.

1. Name of the product in this design: Screenless Smartwatch (W01). 2. Intended use of this design: for use in smartwatches. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: 3D view 1.

1. The name of the design product: screenless melt filter. 2. The use of the design product: the design product is used for the equipment for filtering impurities in melt material. 3. The design points of the design product: in shape. 4. The picture or photo that best shows the design points: perspective view 1.

The application discloses a kind of no-screen display field environment monitoring device and method, blockchain data reading method, it is related to field environment monitoring technical field, the device includes: field growth environment factor acquisition module, blockchain node module and user interaction module;Field growth environment factor acquisition module is used to obtain environmental factor data;Blockchain node module is used to write environmental factor data into blockchain, and obtains chain-up data;User interaction module is used to transmit chain-up data to mobile equipment for display by the way of touching;The process of each data transmission is stored in the form of blockchain transaction on blockchain.The application writes environmental factor data into blockchain, with the decentralization, traceability, tamper-proof characteristics of blockchain technology, ensure the authenticity and integrity of data, and transmit chain-up data to mobile equipment for display, by this no-screen design, not only reduce hardware cost, also reduce power consumption.

1. Name of the product in this design: Screenless Bracelet. 2. Purpose of this design: to detect dynamic blood pressure. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model.

The invention belongs to the technical field of learning equipment, relates to a knowledge rapid memory electronic mechanical device, and aims to solve the problem that existing rapid memory software depends on electronic equipment with a screen and cannot be brought into a campus. The device is of a screen-free structure, comprises a card slot B (new card putting), a card slot A (mastered card storage) and 3-6 card memory slots, is equipped with red and green function buttons and USB, audio and other expansion interfaces, and is internally integrated with a battery, a transmission part, a chip, a circuit, a mainboard, a memory and other modules. Card circulation is planned through a dynamic memory curve: after a card in a card slot B is distributed to a memory slot, the content of a first area of the card is displayed for an operator to return, the state of'remembered / forgotten 'and'correct / wrong remembered' is fed back through a key (or an expanded keyboard or a microphone), card memory information is recorded, and an occurrence interval is adjusted; and after the mastered card is transferred into the A slot, the B slot card automatically fills the position. The device adapts to campus scenes, supports memory of various contents such as words, literacy, ancient poems, blank-filling questions, choice questions and questions, can match personalized memory rhythms through multi-modal interaction, and realizes efficient knowledge memory.

The application discloses a package steel mesh-free printing and welding method and a prefabricated substrate, and comprises the following steps: step one, providing a carrier plate; step two, prefabricating a circuit and an insulating layer on the surface of the carrier plate; step three, electroplating a solder pad in electrical connection with the prefabricated circuit on the insulating layer, and then performing post-sealing grinding to expose the side of the solder pad away from the carrier plate, and the roughness of the grinding ranges from 200 to 500 meshes so as to facilitate the movement of a printing doctor blade; step four, etching the solder pad to form a pit, forming an anti-oxidation layer at the pit, and then storing the pit for use; and step five, printing solder on the pit by using a printing machine, flip-chip mounting a chip, and then welding and fixing the chip, and finally stripping the carrier plate. The application saves the consumable steel mesh, saves cost, simplifies the printing mechanism of the printing machine, reduces the cost and maintenance cost of the steel mesh-free mechanism, and is suitable for large-size substrate high-precision printing, and does not have the problems of printing deviation and inaccurate position caused by large-size deviation.