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WO2024193466A1 - Procédé, système et dispositif de transmission sans fil - Google Patents

Procédé, système et dispositif de transmission sans fil Download PDF

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Publication number
WO2024193466A1
WO2024193466A1 PCT/CN2024/081946 CN2024081946W WO2024193466A1 WO 2024193466 A1 WO2024193466 A1 WO 2024193466A1 CN 2024081946 W CN2024081946 W CN 2024081946W WO 2024193466 A1 WO2024193466 A1 WO 2024193466A1
Authority
WO
WIPO (PCT)
Prior art keywords
sound wave
information
result
wireless transmission
signal
Prior art date
Application number
PCT/CN2024/081946
Other languages
English (en)
Chinese (zh)
Inventor
陈嘉宏
苏家琪
Original Assignee
陈嘉宏
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 陈嘉宏 filed Critical 陈嘉宏
Publication of WO2024193466A1 publication Critical patent/WO2024193466A1/fr

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B11/00—Transmission systems employing sonic, ultrasonic or infrasonic waves

Definitions

  • the present invention belongs to the field of communication technology, and in particular to a wireless transmission method, system and equipment thereof.
  • Wireless communication methods use the characteristics of electromagnetic wave signals propagating in space to exchange information.
  • Wireless communication technology does not require the establishment of physical lines and is less restricted by actual site limitations.
  • Common wireless communication methods are divided into short-range wireless transmission and long-range wireless transmission.
  • the communication method of short-range wireless transmission is to transmit data through radio waves, and its transmission distance range is relatively limited.
  • Zigbee, Bluetooth, Wi-Fi, Ultra-wideband (UWB) or Near-field communication (NFC) while the communication methods of long-range wireless transmission include GPRS/CDMA, spread spectrum microwave, wireless bridge, satellite communication, shortwave communication and other technologies, which are mainly used in relatively harsh environments.
  • the present invention provides another wireless transmission technology, which is a wireless transmission method, system and equipment thereof, which adopts sound wave signals as a method of wireless transmission, converts through encoding, and transmits with corresponding sound wave signals. It can achieve the purpose of wireless transmission with a simple architecture. At the same time, it can also adjust the output sound wave signal according to the transmission environment and distance to maintain the transmission quality in real time.
  • the main purpose of the present invention is to provide a wireless transmission method, which converts the transmission information that one party wants to transmit, and then transmits the corresponding sound wave signal after encoding, so as to transmit it to the other party.
  • Another object of the present invention is to provide a wireless transmission system, which encodes the input transmission information through an encoding unit, and the output unit determines and outputs the corresponding sound wave signal to achieve wireless transmission while maintaining good transmission quality.
  • Another object of the present invention is to provide a wireless transmission device which uses an acoustic wave generator as a tool for wireless transmission between two electronic devices, thereby realizing a simple wireless transmission architecture.
  • an embodiment of the present invention discloses a wireless transmission method, characterized in that the steps include: providing a transmission message; converting the transmission message to generate a corresponding conversion result; calculating the conversion result to generate a corresponding encoding result; and transmitting a corresponding sound wave signal with the encoding result.
  • the step of calculating the conversion result to generate a corresponding encoding result it is characterized in that at least one default sound wave signal is emitted from a transmitting end, and a receiving end receives and calculates the at least one default sound wave signal to generate a corresponding default sound wave information, and calculations are performed based on the default sound wave information and the conversion result to generate the corresponding encoding result, wherein the default sound wave information includes a sound wave frequency, a sound wave intensity, a duration, a location information and a distance information.
  • the sound wave signal is calculated to generate a corresponding sound wave information; the sound wave information is compared with the default sound wave information to generate a corresponding decoding result; and the decoding result is calculated to obtain the transmission information.
  • the transmission information is selected from text, image, voice or a combination thereof.
  • an embodiment of the present invention discloses a wireless transmission system, characterized in that it includes: an input unit, which inputs a transmission information; an encoding unit, which is signal-connected to the input unit, converts and encodes according to the transmission information to generate a corresponding encoding result; and an output unit, which is signal-connected to the encoding unit, determines and outputs a corresponding sound wave signal according to the encoding result.
  • the input unit includes a receiver, which is signal-connected to the output unit and is used to receive and calculate the sound wave signal to generate corresponding sound wave information.
  • it comprises a decoding unit, which is connected to the receiver signal, performs calculations according to the sound wave information to generate a corresponding decoding result, and performs calculations according to the decoding result to obtain the transmission information.
  • a decoding unit which is connected to the receiver signal, performs calculations according to the sound wave information to generate a corresponding decoding result, and performs calculations according to the decoding result to obtain the transmission information.
  • an embodiment of the present invention discloses a wireless transmission device, characterized in that it includes: a first electronic device, which inputs a transmission information; a sound wave generator, which generates and transmits a corresponding sound wave signal according to a coding result; a second electronic device, which is signal-connected to the sound wave generator, receives and calculates the sound wave signal, and generates corresponding sound wave information; and an operation processing unit, which is signal-connected to the first electronic device, the sound wave generator and the second electronic device respectively, and the operation processing unit includes an encoding unit and a decoding unit, the encoding unit converts and encodes according to the transmission information, generates and transmits the corresponding encoding result to the sound wave generator, and the decoding unit converts and decodes according to the sound wave information, generates a corresponding decoding result, and performs calculations according to the decoding result to obtain and output the transmission information to the second electronic device.
  • the first electronic device is selected from an electronic device with digital values, a smart phone, a smart tablet computer, a notebook computer, a personal computer, a seven-segment display, or a combination thereof.
  • the second electronic device comprises at least one microphone, the at least one microphone is selected from a microphone or a device capable of receiving sound wave signals, and the second electronic device is selected from a smart speaker, a television, a smart phone, a smart tablet, a laptop, a personal computer or a headset.
  • the beneficial effect of the present invention is that the transmission information is wirelessly transmitted in the form of sound wave signals to achieve the purpose of wireless transmission.
  • the transmitted sound wave signals can be adjusted according to the environment to maintain the transmission quality.
  • FIG1 is a flow chart of a method according to an embodiment of the present invention.
  • FIG2A is a spectrogram according to an embodiment of the present invention.
  • FIG2B is a diagram showing changes in sound wave intensity at different sound wave frequencies according to an embodiment of the present invention.
  • FIG3 is a partial method flow chart of an embodiment of the present invention.
  • FIG4 is a system schematic diagram of an embodiment of the present invention.
  • FIG5 is a schematic diagram of a device according to an embodiment of the present invention.
  • FIG6 is an implementation example of an embodiment of the present invention.
  • FIG. 7 is an implementation example of an embodiment of the present invention.
  • FIG. 1 is a flow chart of a method according to an embodiment of the present invention.
  • the wireless transmission method according to an embodiment of the present invention comprises the following steps:
  • Step S1 providing a transmission message
  • Step S2 converting the transmission information to generate a corresponding conversion result
  • Step S3 Calculate the conversion result to generate a corresponding encoding result
  • Step S4 transmitting a corresponding acoustic wave signal with the encoding result.
  • transmission information is provided by a transmission end, wherein the transmission information can be text, image, voice or a combination thereof.
  • the transmission information is converted to generate a corresponding conversion result.
  • the Morse Code standard can be used, using a binary mode to represent 26 letters and numbers, or other custom conversion standards, but not limited to this.
  • step S3 calculations are performed based on the conversion results to generate corresponding coding results.
  • This coding result can be assigned a corresponding sound wave signal based on the conversion result, for example: based on the sound wave frequency, sound wave intensity or duration of the sound wave signal as different combinations, for example, sound wave signals of multiple different intensity levels can be provided to represent, for example, sound wave signals with intensities of 30dB, 35dB, 40dB, 45dB, 50dB, 55dB, 60dB, 65dB, 70dB and 75dB are provided respectively, but not limited to this.
  • At least one default sound wave signal may be first emitted by the transmitting end, and the receiving end may receive and calculate the default sound wave signal, thereby generating corresponding default sound wave information.
  • the transmitting end may provide a plurality of default sound wave signals with different sound wave intensities, and each sound wave intensity lasts for less than 0.2 seconds.
  • the frequency sensitivity of the receiving end is determined.
  • the default sound wave information may further include sound wave frequency, sound wave intensity, duration, position information and distance information, that is, the relative position and distance between the receiving end and the transmitting end are determined through an algorithm, thereby determining which combination of sound wave frequency, sound wave intensity and duration to use according to the sensitivity of the receiving end.
  • the sound wave signal may be affected by ambient sound interference or the distance between the receiving end and the transmitting end during transmission, thereby affecting the transmission quality
  • the actual output sound wave signal combination is determined after the relative position and distance between the transmitting end and the receiving end are confirmed through the sound wave signal, thereby generating the best encoding result.
  • the algorithm performs calculations based on the inverse proportional relationship between the change in sound wave intensity and the distance between the transmitting end and the receiving end, thereby calculating the relative position and distance between the transmitting end and the receiving end to ensure transmission quality.
  • steps S1 to S4 are encoding processes, so further, please refer to FIG. 3, which is a partial method flow chart of one embodiment of the present invention. As shown in the figure, the steps of the decoding process include:
  • Step S5 Calculate the sound wave signal to generate corresponding sound wave information
  • Step S6 comparing the sound wave information with the default sound wave information to generate a corresponding decoding result
  • Step S7 Calculate the decoding result to obtain the transmission information.
  • step S5 when the receiving end receives the sound wave signal and performs calculation, the corresponding sound wave information is generated, that is, the sound wave frequency, sound wave intensity and duration of the corresponding sound wave signal are obtained, but not limited to this.
  • step S6 the sound wave information obtained in the previous step is compared with the default sound wave information to generate a corresponding decoding result.
  • the encoding content corresponding to the sound wave information currently obtained is confirmed.
  • step S7 the decoding result is calculated, and the decoding result can be converted into corresponding transmission information through the conversion method of step S2, so as to achieve the purpose of wireless transmission through sound wave signals.
  • FIG4 is a system diagram of an embodiment of the present invention.
  • the wireless transmission system of an embodiment of the present invention comprises: an input unit 1, an encoding unit 2, an output unit 3 and a decoding unit 4, wherein the encoding unit 2 is signal-connected to the input unit 1 and the output unit 3 respectively, and the decoding unit 4 is signal-connected to the input unit 1, and the details are as follows:
  • the input unit 1 is used to input transmission information to be transmitted.
  • the transmission information can be text, voice, image or a combination thereof.
  • the input unit 1 may further include a receiver 11 for receiving a sound wave signal to generate corresponding sound wave information.
  • the encoding unit 2 is used for converting and encoding according to the transmission information to generate a corresponding encoding result, wherein the sound wave frequency, sound wave intensity and duration of the sound wave signal can be used as a combination of encoding, but is not limited thereto.
  • the output unit 3 is used to determine and output a corresponding sound wave signal according to the encoding result.
  • the decoding unit 4 is used to perform calculations according to the sound wave information to generate a decoding result, and then convert and obtain the original transmission information according to the decoding result.
  • FIG5 is a schematic diagram of an apparatus according to an embodiment of the present invention.
  • the first electronic device E1 is used to provide transmission information, wherein the first electronic device E1 can be an electronic device with digital values, a smart phone, a smart tablet computer, a laptop computer, a personal computer, a seven-segment display or other electronic products that can transmit, wherein the electronic device with digital values includes but is not limited to a blood pressure machine, a blood oximeter or a blood glucose meter.
  • the sound wave generator 5 can generate and transmit a corresponding sound wave signal according to the encoding result.
  • the sound wave generator 5 includes but is not limited to a crystal oscillator, a speaker or a piezoelectric device.
  • the sound wave generator 5 when the sound wave generator 5 uses a crystal oscillator, it can be combined with a circuit for on/off control. At this time, the encoding result can determine whether the control is powered on or not, thereby emitting a corresponding sound wave signal, but this is not limited to this.
  • the second electronic device E2 is used to receive and calculate the sound wave signal to generate corresponding sound wave information.
  • the second electronic device E2 includes at least one microphone, wherein the microphone can be a microphone or other device that can receive sound wave signals.
  • the second electronic device E2 can be a smart speaker, a television, a smart phone, a smart tablet computer, a laptop computer, a personal computer or a headset, that is, the second electronic device E2 can be any electronic product as long as it has a microphone.
  • the second electronic device E2 may also be a hearable device, which can be used to receive or transmit sound wave signals, reminders, alarms, etc., and can also be integrated with applications to implement complex functions to serve the blind or users with vision problems.
  • the frequency range can be smaller, for example, from 500 Hz to 300 Hz, but not limited thereto.
  • the sampling rate of the microphone exceeds 96 Hz, the range of the sound wave signal can be between 24 kHz and 48 kHz.
  • the processing unit 6 includes an encoding unit 61 and a decoding unit 62 , wherein the encoding unit 61 can perform conversion and encoding according to the transmission information to generate and transmit a corresponding encoding result to the sound wave generator 5 .
  • the encoding unit 61 may adopt differential transmission technology to prevent interference during transmission, and the encoding unit 61 may be packaged in Bluetooth, Wi-Fi, LoRa (Long Range) or NB-IoT (Narrowband Internet of Things) and encoded through an integrated circuit (IC).
  • IC integrated circuit
  • the decoding unit 62 can convert and decode the sound wave information to generate a decoding result, and finally perform calculations based on the decoding result to obtain the corresponding original transmission information and output it to the second electronic device E2.
  • FIG. 6 is an implementation example of an embodiment of the present invention.
  • a to G correspond to different sound wave frequencies of sound wave signals. For example, A corresponds to 19kHz, B corresponds to 19.5kHz, C corresponds to 21.5kHz, D corresponds to 21kHz, E corresponds to 20.5kHz, F corresponds to 18.5kHz, G corresponds to 20kHz, and DP corresponds to 18kHz. This sound wave frequency can be changed according to needs.
  • the first 2 seconds can be the total number of digits. For example: flashing for 0.4 seconds, then off for 0.2 seconds, on for 0.2 seconds, off for 1.2 seconds; if it represents a number, it will only be turned on once every 3 seconds (on/off); if the number is a tens digit, after a frequency of once every 3 seconds (on/off), it will be changed to a frequency of once every 2 seconds (on/off); if the number is a hundreds digit, after a frequency of once every 2 seconds (on/off), it will be changed to a frequency of once every 1 second (on/off); if you want to speed up the message transmission, each default frequency will be divided by 10 or 100, but not limited to this.
  • FIG. 7 is an implementation example of an embodiment of the present invention.
  • the default frequency of the unit is 22kHz.
  • (1) represents millimeter of mercury (mmHg); (2) percent (%); (3) centimeter (cm); (4) kilogram (kg); (5) liter (L); (6) mmol/L; (7) heart rate; (8) Celsius temperature, among which inches can be converted into centimeters (cm), pounds (lb), grams (g) and ounces (oz) can be converted into kilograms (kg), gallons (gal) can be converted into liters (L), and Fahrenheit temperature can also be converted into Celsius temperature.
  • the Morse code conversion standard of letters A to Z can also be used.
  • each default frequency will be divided by 10 or 100, but not limited to this.
  • the present invention provides a wireless transmission method, system and equipment thereof, which use sound wave signals as wireless transmission, and pair and set them with the microphone of the electronic device to achieve the purpose of wireless transmission, thereby realizing a simple and fast wireless transmission method.
  • the sound wave signal is adjusted according to the on-site environment to ensure the transmission quality and achieve the purpose of the present invention.

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Transmitters (AREA)

Abstract

La présente invention concerne un procédé, un système et un dispositif de transmission sans fil. Les étapes du procédé de transmission sans fil consistent à : fournir des informations de transmission ; convertir les informations de transmission pour générer un résultat de conversion ; calculer le résultat de conversion pour générer un résultat de codage correspondant ; et transmettre un signal d'onde sonore correspondant en fonction du résultat de codage. Le procédé est exécuté au moyen du système et du dispositif de transmission sans fil, réalisant ainsi une transmission sans fil.
PCT/CN2024/081946 2023-03-17 2024-03-15 Procédé, système et dispositif de transmission sans fil WO2024193466A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US202363452698P 2023-03-17 2023-03-17
US63/452,698 2023-03-17

Publications (1)

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WO2024193466A1 true WO2024193466A1 (fr) 2024-09-26

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102905196A (zh) * 2012-09-28 2013-01-30 杭州锐昂科技有限公司 一种电视向移动终端发送信息的方法及系统
CN104901779A (zh) * 2015-06-12 2015-09-09 吴东辉 幅度编码通信方法及装置
US20160233960A1 (en) * 2011-02-21 2016-08-11 Corning Optical Communications LLC Providing digital data services as electrical signals and radio-frequency (rf) communications over optical fiber in distributed communications systems, and related components and methods
CN110880957A (zh) * 2019-11-01 2020-03-13 腾讯科技（深圳）有限公司 声波通信方法及装置、电子设备
CN115277192A (zh) * 2022-07-27 2022-11-01 维沃移动通信有限公司 信息加密方法、装置及电子设备

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20160233960A1 (en) * 2011-02-21 2016-08-11 Corning Optical Communications LLC Providing digital data services as electrical signals and radio-frequency (rf) communications over optical fiber in distributed communications systems, and related components and methods
CN102905196A (zh) * 2012-09-28 2013-01-30 杭州锐昂科技有限公司 一种电视向移动终端发送信息的方法及系统
CN104901779A (zh) * 2015-06-12 2015-09-09 吴东辉 幅度编码通信方法及装置
CN110880957A (zh) * 2019-11-01 2020-03-13 腾讯科技（深圳）有限公司 声波通信方法及装置、电子设备
CN115277192A (zh) * 2022-07-27 2022-11-01 维沃移动通信有限公司 信息加密方法、装置及电子设备

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