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WO/2022/041427A1 |
Disclosed in the present invention is a gyroscope resonance-based covert channel communication method. According to the method, a communication channel from a loudspeaker to a gyroscope is established; inter-axle characteristics during r...
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WO/2022/027121A1 |
In the prior art, multifrequency acoustic vibration generators were limited in power and the linearity of the frequencies was greatly affected by the structure to which it was attached or on which it was positioned. The present invention...
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WO/2022/026570A1 |
Methods and systems for improved exit detection, payment confirmation, and payment authorization verification are provided. In one embodiment, a method is provided that includes transmitting an audio transmission that includes a unique i...
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WO/2022/021562A1 |
The present invention relates to the technical field of comprehensive guarantee for digital array radar systems, and discloses a general collection device and method for radar state data. The present invention is used for performing stat...
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WO/2021/259837A1 |
The invention relates to a treatment system (100) for treating a patient, comprising a medical device (10) and portable authentication device (20), wherein the medical device (10) is designed to output an acoustic signal in the event of ...
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WO/2021/258832A1 |
Provided is a method for denoising an underwater acoustic signal on the basis of adaptive window filtering and wavelet threshold optimization. Said method comprises: first describing, in conjunction with an SαS distribution and normal d...
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WO/2021/257779A1 |
Embodiments provided herein include systems and methods for providing a tone-based service. Some embodiments include receiving reservation data for a patron at an establishment and receiving a first tone from a first mobile device of the...
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WO/2021/251634A1 |
The present invention relates to an online purchasing method, device, system, and computer program, and, more specifically, disclosed is an online purchasing method comprising: a non-audible signal receiving step in which a terminal rece...
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WO/2021/242580A1 |
When a multitude of devices (200) operate in a transmissive medium (206) and absorb a mechanical wave signal, absorption of the signal by devices (200)closer to the transmission source (208) may limit available signal strength experience...
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WO/2021/239037A1 |
Disclosed in the present application are a signal processing method and apparatus, and an electronic device, which belong to the technical field of electronic devices. The electronic device in the present application comprises: a signal ...
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WO/2021/235932A1 |
A communication system (1) comprising a first and a second underwater wearable device to be worn by a swimmer at mutually distant locations is disclosed herein. The communication system is configured to derive information pertaining to t...
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WO/2021/227980A1 |
Provided are a sound production device and a driving method therefor, and a display panel and a display device. The sound production device comprises a recognition unit, a directional sound production unit and a control unit, wherein the...
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WO/2021/220370A1 |
The purpose of the present invention is to provide a communication system, a transmission device, and a communication method that enable automated meter reading without relying on wired and mobile lines, wireless IoT, etc. A meter read...
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WO/2021/210795A1 |
Various embodiments of the present disclosure provide a method and an apparatus for supporting a wireless connection between an electronic device and an external device. An electronic device according to various embodiments may comprise:...
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WO/2021/201947A1 |
A compact, integrated acoustic localization and communications array includes an air-backed transmit element having a first end on which an end cap is disposed, and a second end configured to be mounted to a mounting surface. A volumetri...
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WO/2021/197735A1 |
The invention relates to an acoustic transmission system, with which information can be exchanged with a volume which is hermetically sealed and/or separated by a barrier, which is opqaue for electromagnetic waves. The transmission syste...
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WO/2021/182289A1 |
In a biometric information measurement device according to the present invention, a housing has an accommodation space (400) defined by a first wall that extends in a plane, a second wall (12) that is opposite the first wall and extends ...
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WO/2021/182287A1 |
The present invention provides a biometric information measuring device in which a housing has an accommodating space (400) defined by a first wall portion extending in a planar shape, a second wall portion (12) opposing the first wall p...
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WO/2021/182288A1 |
In a biometric information measurement device according to the present invention, a housing has an accommodation space (400) defined by a first wall that extends in a plane, a second wall (12) opposite the first wall, and a sidewall (13S...
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WO/2021/172587A1 |
There are times when an arrangement of devices cannot be specified from information relating to a drawing of a space and information pertaining to a distance based on wireless communication between the devices. An arrangement method for ...
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WO/2021/168195A1 |
Systems and methods are described herein for pairing wireless peripherals with networked devices. Knowledge of the location of the networked devices can be used to properly route or transmit audio to paired wireless peripherals, regardle...
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WO/2021/150721A1 |
Methods and systems for improved device service provisioning are provided. In one embodiment, a method is provided that includes determining a plurality of beacon identifiers. The beacon identifiers may correspond to particular ultrasoni...
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WO/2021/115305A1 |
The present invention relates to a method and system for processing received ultrasonic data, and a computer readable medium. The method comprises: obtaining received ultrasonic data, which is from a received ultrasonic signal, the recei...
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WO/2021/101571A1 |
Methods and systems for correcting distortions of audio transmissions are provided. In one embodiment, a method is provided that includes receiving an audio transmission that includes symbols. A first portion of the audio transmission in...
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WO/2021/101570A1 |
Methods and systems are presented for correcting interference to audio transmissions containing data. In one embodiment, a method is presented that includes receiving an audio transmission that includes data modulated onto an audio carri...
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WO/2021/097214A1 |
In some example embodiments, there is provided a tag. The tag may include an antenna configured to receive a first radio frequency signal and to reradiate a second radio frequency signal; and an ultrasonic transducer coupled to the anten...
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WO/2021/095127A1 |
Provided is a reception device equipped with: M wave receivers that each receive a signal based on a sound wave propagating under water; M FIR filters that each operate the waveform of the signal received by the wave receiver; a synthesi...
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WO/2021/097364A1 |
Disclosed herein are systems and methods for ropeless fishing. The ropeless fishing system includes a surface subsystem installed on a vessel and at least one submerged subsystem submerged in a body of water. The surface subsystem includ...
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WO/2021/091386A1 |
The invention disclosed herein relates to a hydraulic system comprising fluid conduits and a plurality of active devices, each of which comprising a vessel fluidly connected with the fluid conduits, wherein each vessel is configured for ...
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WO/2021/082221A1 |
Disclosed are an intra-human body ultrasonic communication method and device based on packet index modulation. The method comprises dividing serial information into blocks at a transmitting node, each information block comprising a modul...
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WO/2021/071166A1 |
An electronic apparatus is provided. The electronic apparatus includes a signal output interface; and a processor configured to: identify a waveform characteristic of sound received through a sound input interface, identify information c...
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WO/2021/057668A1 |
The present invention relates to an ultrasonic emission control method, a transceiving control method, and a device. The ultrasonic emission control device comprises a memory unit, a processing unit, and an output unit. The memory unit i...
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WO/2021/059138A1 |
A transmitter is disclosed. The transmitter includes a clock configured to generate one or more output clock signals. The transmitter further includes at least one frequency divider configured to generate a plurality of divided frequenci...
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WO/2021/052830A1 |
The invention relates to a transmission assembly (1) having a primary piezoelectric transducer (2), a secondary piezoelectric transducer (3), and a medium for transmitting an acoustic signal between the transducers (2, 3), wherein at lea...
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WO/2021/051986A1 |
The present application provides a method for establishing a connection between apparatuses, and an electronic device. In the method, a transmitting apparatus transmits its own Wi-Fi capability information to a receiving apparatus by mea...
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WO/2021/048191A1 |
An acoustic transponder (10) providing information related to the transponder (10) when it is receiving an acoustic interrogating signal. The transponder (10) comprises a power supply (20), an electronic circuit (30) connected to the pow...
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WO/2021/029653A1 |
A bat exhibition and viewing system, and a method therefor are disclosed. A bat exhibition and viewing system for providing bat ecology viewing-contents based on a habitat, according to one embodiment, comprises: a bat detector, which in...
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WO/2021/023550A1 |
The present invention relates to a sensing arrangement (10) particularly for sensing a physical parameter inside a closed container (11) and to transmit the respective data through the container wall (14) to the outside of the container ...
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WO/2021/024187A1 |
In one or more embodiments, a mask configured for fluid communication with a fluid reservoir is provided. The mask includes a fluid regulator in fluid communication with the fluid reservoir where the fluid regulator is configured to regu...
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WO/2021/016862A1 |
The present application is applicable to the technical field of computer applications, and provides an underwater communication method and a device. The method comprises: generating electrical signal information to be sent; determining, ...
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WO/2021/017785A1 |
The embodiments of the present disclosure disclose a data transmission method and a terminal device. Said method comprises: in the case where a first terminal device acquires the Wi-Fi identifier of a target Wi-Fi, sending a Wi-Fi passwo...
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WO/2021/017111A1 |
The present application is applicable to the technical field of computer applications. Provided are a communication method and apparatus. The method comprises: acquiring electrical signal information to be transmitted; determining, accor...
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WO/2021/013841A1 |
Embodiments relate to a method for contactlessly operating/configuring a device using a user terminal. The method has a step of transmitting data from a user terminal to the device by generating a magnetic field by means of a speaker of ...
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WO/2021/001870A1 |
A communication device according to the invention is provided with: a channel estimation unit that estimates impulse responses on the basis of signals using sound waves respectively received by a plurality of underwater sound locaters; a...
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WO/2020/263270A1 |
An acoustic communications network includes acoustic modems that exchange messages on an acoustic communications medium, such as tubing deployed in a wellbore. The messages are communicated by encoding the message into a plurality of sym...
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WO/2020/243700A1 |
A transceiver apparatus for maximizing voltage. A voltage booster or transformer is implemented using piezoelectric thin films in substrates, preferably CMOS substrates where active processing of RF signals can lead to highly integrated ...
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WO/2020/237370A1 |
The present invention relates to a hard hat, comprising: a rigid outer shell, a vibration transducer secured to the exterior of the rigid outer shell, the vibration transducer operative to vibrate the rigid outer shell when active; and a...
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WO/2020/237915A1 |
Disclosed is a wireless communication apparatus, comprising at least one ultrasonic wave channel, wherein each ultrasonic wave channel comprises a first transducer arranged on one side of a metal barrier and a first signal processing cir...
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WO/2020/227339A1 |
A device may include a processor, a receiver, and a transmitter. The transmitter may be configured to transmit an audible signal, an inaudible signal, or both. The inaudible signal may be associated with a content identifier of the audib...
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WO/2020/225148A1 |
Relationship discovery can include receiving at a first mobile device a pair of ultrasonic signals conveyed at different frequencies from a second mobile device. The pair of ultrasonic signals can convey, respectively, a second user's co...
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