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Matches 1 - 50 out of 1,666

Document Document Title
WO/2024/062246A1
A device component for an aerosol provision system comprises: a speaker operable to emit acoustic signals; and a controller configured to: supply to the speaker a drive signal in which is encoded payment entity information relating to a ...  
WO/2024/057231A1
A software-defined modem (100) includes a multi-mode head (104) and a baseband unit (102). The multi-mode head (104) includes a plurality of mode frontends (112) including, but not limited to acoustic, magnetic induction, radio frequency...  
WO/2024/030165A1
A sonic conduit tracer includes a sonic transmitter, a sonic receiver and a spectrum analyzer. The transmitter may be configured to transmit an audio signal down an interior length of an empty conduit from a proximate end of the conduit ...  
WO/2023/250011A1
Exemplary apparatus and method can be provided for use with ultrasound imaging. The apparatus can include at least one implantable device which is configured to communicate with an ultrasound imaging system, be located by the ultrasound ...  
WO/2023/250407A1
Disclosed herein are systems and methods for acoustic navigation. The acoustic navigation system includes a surface component installed on a vessel and a subsurface component positioned on the seafloor. The surface component includes aco...  
WO/2023/248169A1
The invention is a new method (or channel) for the one-to-many transmission of information, wherein the digital file that a sender or primary user wants to send is associated with a code (CNR). The information is stored in a database, wh...  
WO/2023/238396A1
In this acoustic communication system, a first communication device (101) comprises: a connection request signal generation unit (208) that generates a first acoustic signal for requesting connection to a plurality of second communicatio...  
WO/2023/225855A1
Provided in the present application are device control methods and apparatuses, and electronic devices and readable storage media. A device control method comprises: acquiring text control instruction information; converting the text con...  
WO/2023/229803A1
An underwater navigation system that includes a buoy configured to be anchored underwater or to be hung underwater from a boat. The buoy is configured to transmit a signal. A dive computer is configured to be carried by a diver, and also...  
WO/2023/225026A1
A method for generating a modulated carrier signal that can be emitted as a parametric wave includes measuring an average amplitude of an audio signal, and adjusting an average amplitude of a carrier signal based on the average amplitude...  
WO/2023/218175A1
A method of encoding communication data is provided. The method comprises encoding first communication data in units of individual communication symbols of one or more predefined first communication symbols, the first communication symbo...  
WO/2023/218176A1
A method of decoding a received communication signal is provided. The method may comprising converting the received communication signal to the frequency domain to provide frequency domain data. The method may further comprise combining ...  
WO/2023/220340A1
Systems and method for monitoring assets. The system may include one or more sensors coupled to the asset. The sensors may include an ultrasonic transmitter configured to transmit one or more signals in the form of ultra-sonic pulses to ...  
WO/2023/213479A1
The present invention relates to a sub­compact underwater communication device using sonar ultrasound signals for voice and data communication between divers.  
WO/2023/209864A1
A transmission device in the present invention intermittently transmits a physical frame of a transmission signal. A receiving device therein is equipped with a correlation calculation unit and a determination unit. The correlation calcu...  
WO/2023/206795A1
Disclosed in the present application are audio-based multi-channel data transmission methods and device, and a storage medium, one audio-based multi-channel data transmission method comprising: acquiring multi-channel data in a target sc...  
WO/2023/170968A1
This reception system has one or more sub-arrays, a phase rotation unit, an equalization unit, and a calculation unit. The sub-arrays are composed of a set of a plurality of elements that have a strong correlation with Doppler frequency ...  
WO/2023/170970A1
This synchronization device includes a detection unit, a calculation unit, a correction unit, a Doppler estimation unit, and a compensation unit. The detection unit detects the position of a first sequence and the position of a second se...  
WO/2023/171094A1
An information processing system 1 comprises sound equipment 20-1, a sound service server 10, and a relay device 30-1. The sound equipment 20-1 is installed in A station S1 and enables sound output and/or sound input. The sound service s...  
WO/2023/161269A1
The invention relates to a method for data transmission between a current source (SQ) and at least one current sink (SE) over electrical lines, as well as an associated system. The current source (SQ) provides the at least one current si...  
WO/2023/161914A1
A method for interacting with a submerged robot, the method may include (i) receiving by a receiver of a submerged robot, unique signals aimed to the submerged robot; wherein the unique signals are sound signals having frequencies that d...  
WO/2023/146927A1
In certain examples, methods and circuit-based apparatuses involve or are directed to a transducer to be operated via at least one resonance frequency of the transducer, and to a tunable circuitry (e.g., negative capacitance control and/...  
WO/2023/133300A1
An exemplary system and method are disclosed for an interpenetrating set of phased array monopoles configured to asynchronously radiate radio frequency signals simultaneously on a plurality of radio frequency bandwidths in a plurality of...  
WO/2023/123454A1
The present application discloses an interference apparatus. The interference apparatus comprises: a housing, wherein an accommodating space is formed in the housing, a first accommodating groove is formed at one side of the exterior of ...  
WO/2023/104628A1
An underwater cleaning robot (20) contains a movement device (23) for moving the underwater cleaning robot (20) under water, a cleaning device (24) for cleaning an object (2, 3) located under water, a control device (25) for controlling ...  
WO/2023/064902A1
Systems and methods are described that can include transmitting, from a first wearable computing device, a first ultrasound signal and receiving, by the first wearable computing device and responsive to the first ultrasound signal, a sec...  
WO/2023/026101A1
The present disclosure relates to a wireless communication method, comprising: - providing a base station (1) for an underwater vehicle (2) with at least a first hydrophone (11), - providing an underwater vehicle (2), configured to be op...  
WO/2023/278612A1
Described herein are systems, devices, and methods for establishing a wireless link between two or more wireless devices. In some variations, a wireless system may comprise a first device configured to transmit a feedback signal with a f...  
WO/2023/276144A1
This acoustic communication system comprises: a first communication device (10) having a first acoustic signal output unit (12), a first acoustic signal input unit (13), and a first signal processing unit (11); and a second communication...  
WO/2022/271521A1
An optical network element includes a connection to an optical fiber in an optical line system including a coherent receiver; a microphone configured to detect sound; and circuitry connected to the microphone and configured to cause tran...  
WO/2022/244141A1
One embodiment of the present invention pertains to a communication device comprising: a synchronization unit for performing synchronization processing adapted to a Doppler shift for a reception signal; and an equalization unit for perfo...  
WO/2022/244125A1
A receiver comprising: a plurality of acoustic receivers that receive signals coming from a predetermined direction; a plurality of detection units that are connected to at least some of the plurality of acoustic receivers and detect the...  
WO/2022/226591A1
An underwater communications system including: an initial remote data source unit recording first data information for transmission; a first acoustic modem transmission unit interconnected to the initial data source for transmitting info...  
WO/2022/199320A1
An audio emitter configured to emit a sound creates a high-frequency copy of the sound to be emitted. The high-frequency copy of the sound is superimposed over the sound, resulting in a composite signal. The composite signal is emitted b...  
WO/2022/189140A1
The present invention relates to a system for controlling access to an external device, including a first device and a second, external device, both including wireless communication units using a common communication protocol. One of sai...  
WO/2022/180833A1
The purpose of the present invention is to provide a communication method, a transceiver, a relay device, a communication system, and a program, whereby high-speed communications can be implemented between two points separated underwater...  
WO/2022/180831A1
The purpose of the present invention is to provide a communication method, a transceiver, a relay device, a communication system, and a program, which can perform high-speed communication between two distant points underwater even if an ...  
WO/2022/136933A1
This is a new method for transmission of information or data in general, hereinafter referred to as information references and where said information references in turn contain data / information to initiate procedures aimed at sending f...  
WO/2022/126012A1
A direct field acoustic testing system comprising a control microphone, a controller operatively coupled to the control microphone such that the controller receives at least one input signal from the control microphone, and a plurality o...  
WO/2022/110410A1
Disclosed are a method, apparatus and device for generating an underwater acoustic communication and detection signal, and a storage medium. In the prior art, underwater detection and underwater communication are separately designed and ...  
WO/2022/110408A1
Disclosed are an underwater acoustic communication and detection method, apparatus and device, and a storage medium. In the present application, underwater detection and underwater communication are combined with one another. The method ...  
WO/2022/107195A1
One embodiment of the present invention is a Doppler compensation system comprising: a sound wave reception element for receiving a sound wave transmitted by a transmitter; a ground-speed-related quantity acquisition unit for acquiring, ...  
WO/2022/096173A1
Disclosed is a receiving device for acoustic waves, comprising: - an acoustic antenna capable of having an electrostatic microphone function distributed along a line (L) of the acoustic antenna comprising a conductor (A) and a dielectric...  
WO/2022/076363A1
A method for providing digital communication over an acoustic channel is disclosed. The method includes dividing an operating frequency band of the acoustic channel into multiple adjacent non-overlapping subbands of an equal bandwidth, s...  
WO/2021/092679A9
An augmented reality system is provided, including a physical apparatus operable to change detectably by a human between a first state and a second state, and an augmented reality application. The physical apparatus includes a signal rec...  
WO/2022/063657A1
A waterborne sound receiver is disclosed, comprising a receiving unit and a decoder. The receiving unit is configured to receive a waterborne sound signal comprising compressed image data having a first resolution and to convert the wate...  
WO/2022/050496A1
An authentication device is disclosed. The authentication device according to an embodiment of the present invention comprises: a storage unit for storing authentication information and a plurality of precondition signals corresponding t...  
WO/2022/050498A1
A device for transmitting authentication information is disclosed. The device for transmitting authentication information according to an embodiment of the present invention comprises: a housing in which a predetermined space is formed; ...  
WO/2022/050497A1
Disclosed is an authentication device. The authentication device comprises: a storage unit for storing authentication information and a plurality of counting information corresponding to a conversion method for converting the authenticat...  
WO/2022/042722A1
Method of delivering the object related message by using the format of the wide-frequency sound signal is proposed. Due to both the well-known Doppler effect and the well-known phenomena that the intensity is inversely proportional to th...  

Matches 1 - 50 out of 1,666