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Patent Searching and Data


Matches 101 - 150 out of 1,828

Document Document Title
WO/2016/206493A1
A fault handling method comprises: encoding a detected fault message and sending the same to a server in an acoustic manner; and handling the fault according to a solution for the fault returned by the server, wherein the solution for th...  
WO/2016/209510A1
In some implementations, a process for communicating data over audio is performed. In one aspect, one or more ordered sequences of audio attribute values that are selected based on a musical relationship between the audio attribute value...  
WO/2016/205815A1
The methodology described herein provides a process of interaction between a Bluetooth beacon or other wireless beacon and a user-device. Embodiments of the method may allow the user-device to cryptographically verify the identity and pr...  
WO/2016/204351A1
A method for estimating a synchronization position of a training sequence includes: receiving a communication signal containing a training sequence through a transmission channel; finding a position of a J shape in the communication sign...  
WO/2016/200701A1
A signal generator generates an electrical signal that is sent to an amplifier, which increases the power of the signal using power from a power source. The amplified signal is fed to a sender transducer to generate ultrasonic waves that...  
WO/2016/190535A1
The present invention relates to a device for sound wave communication, which transmits and receives sound waves so as to exchange data. An embodiment of the present invention may comprise: a hardware correction table for setting a corre...  
WO/2016/190567A1
The present invention, with respect to an information providing system that uses an ultrasonic speaker to modulate a signal in an audible frequency bandwidth to a carrier wave in an ultrasonic bandwidth and provide information to a recei...  
WO/2016/191555A1
Aspects of the subject disclosure may include, for example, receiving, by a receiver through a medium from a transmitter, signals over an acoustic channel, where the receiving over the acoustic channel utilizes a high center frequency an...  
WO/2016/185198A1
A method of interoperating sensing devices and mobile devices to enable mobile devices to act upon physical events detected by sensing devices, the method comprising: a sensing device (3) detecting a physical event (1) through sensor (2)...  
WO/2016/178563A1
System comprising at least one conductors and at least one sensing node which comprises at least one sensor device wherein each conductor is provided with at least one electrically conductive core surrounded by an insulating sheath where...  
WO/2016/161752A1
The present invention relates to a data transmission method and device. The method comprises: a first mobile device sends authentication data to a second mobile device through sound waves, and transmits data to the second mobile device t...  
WO/2016/154810A1
The present invention provides a sound wave control apparatus, comprising: an audio receiving module, configured to receive a sound wave signal, sent by a terminal device, at a specific frequency; a signal processing module, configured t...  
WO/2016/153629A1
Certain aspects of the present disclosure provide methods and apparatuses for wireless communications between devices. An example method generally includes obtaining, via a non-audible signal, identification information, and using the id...  
WO/2016/122237A1
The present invention provides an information provision system using an ultrasonic speaker, the system comprising: a fusion speaker part consisting of a speaker in an audio frequency band and a directional speaker in an ultrasonic band; ...  
WO/2016/109536A1
Implementations generally relate to providing data transmission between devices over audible sound. In some implementations, a method includes mapping each symbol of data to a frequency combination, where each frequency combination inclu...  
WO/2016/085265A1
A method comprising: receiving, by an electronic device, a first signal having a first frequency; identifying, by the electronic device, at least one of a strength of the first signal and a signal-to-noise ratio of the first signal; outp...  
WO/2016/080664A1
A method for receiving sound waves with low power using a push message is provided. The method includes: receiving, by a wireless terminal, at least one of sound wave transmission schedule message, which comprises at least one of (i) a s...  
WO/2016/058682A1
The invention relates to a method for establishing a radio-based communication connection (30) for transmitting data between devices (4, 20), wherein, by activating a first of the devices (4, 20) to which at least one loudspeaker (14, 28...  
WO/2016/031673A1
An acoustic processing device is provided with: an information extraction unit for extracting identification information of sound to be reproduced from a first acoustic signal in a first frequency band, the first acoustic signal includin...  
WO/2016/023516A1
The present invention is applied to the technical field of sound wave communications. Provided are a sound wave sending method, receiving method, sending device and receiving device and system. The sound wave receiving method comprises: ...  
WO/2016/015641A1
Disclosed are an audio multi-carrier modulation and demodulation apparatus and a system. The audio multi-carrier modulation and demodulation apparatus comprises: an audio input module, an audio output module and a main control module, th...  
WO/2016/010262A1
A mobile terminal and controlling method thereof are disclosed, by which a communication can be performed using a sound wave or an ultrasonic wave. The present invention includes a display unit configured to display information, a microp...  
WO/2016/006703A1
[Problem] In techniques relating to conventional systems for communicating transaction information, there have always been concerns of misuse or of third parties leaking the transaction information at the transmission destination. [Solut...  
WO/2016/001879A1
A communication device and method including a microphone, a first filter coupled to the microphone adapted to pass signals in an audio band only, a second filter coupled to the microphone adapted to pass signals only in an upper region o...  
WO/2015/195808A1
A client device encodes data into an audio signal and communicates the audio data to an additional client device, which decodes the data from the audio signal. The data is partitioned into characters, which are subsequently partitioned i...  
WO/2015/176133A1
A shark detection system (10) comprising one or more sonar transducers (12) secured to a seabed (18) to detect sonar signals in a region (20) defined by one or more boundary lines. The sonar transducers (12) are directed perpendicular to...  
WO/2015/178551A1
The present invention relates to a method for short-range communication by a smartphone and, more specifically, to a method whereby a smartphone communicates with another device connected thereto by using ultrasonic waves. The method whe...  
WO/2015/178372A1
[Problem] To efficiently compensate for the influence of a Doppler shift. [Solution] A receiving device (101) is provided with: a Doppler estimator (11) which estimates the Doppler shift frequency (fdc) of a received signal; a multiplier...  
WO/2015/130562A3
Various embodiments provide a system including connected system nodes, the system configured to provide timing and scoring for aquatic sports in pools. The spatial location of the nodes relative to the pool and pool reference points may ...  
WO/2015/168487A2
Techniques for pairing devices using acoustic signals are described. Disclosed are techniques for receiving an acoustic signal at a microphone coupled to a first device, the acoustic signal being encoded with data representing a first pa...  
WO/2015/163677A1
As a communication setting system and method for an IoT device using a mobile communication terminal, the present invention relates to: a system comprising a mobile communication terminal for outputting a setting information sound wave s...  
WO/2015/159024A1
A nomad device comprises at least one microphone (201), and a chirp-modulation signal demodulator (205). The device comprises furthermore a detector (204) arranged to determine a value of acoustic energy in at least one ultrasound freque...  
WO/2015/154559A1
An acoustic wave payment method, comprising the steps of: generating, by an acoustic wave sending device (20), a transaction digital signal according to a transaction instruction, encrypting and modulating the transaction digital signal ...  
WO/2015/153576A2
Systems and methods are disclosed allowing for spatially separated nodes to transmit data to a single remote master receiver node in a synchronized way. Slave nodes can send acoustic data so that it travels through water and arrives at t...  
WO/2015/136291A1
An aquatic time synchronisation system (100) comprises an aquatic first acoustic communications apparatus (116) capable of communicating acoustically with a dynamic aquatic second acoustic communications apparatus(114). The first acousti...  
WO/2015/130662A1
Systems and methods for transmitting power and information using acoustic energy produced by transducers are provided. The systems have particular application for powering and communication with electronics through drilling and pipe syst...  
WO/2015/110076A1
Embodiments of the present invention disclose an information transmission method, apparatus and system, which relate to the field of terminal information interaction, so as to provide a cross- terminal information transmission manner tha...  
WO/2015/056995A3
The present specification relates to a method for performing a wireless connection between devices in a wireless communication system, comprising the steps of: activating a wireless connection function; transmitting a ping tone for disco...  
WO/2015/087724A1
[Purpose] The purpose of this invention is to inexpensively provide a magnetic loop antenna and a magnetic-field communication device using same that allow magnetic-field communication using magnetic-field signals with a desired bandwidt...  
WO/2015/085859A1
An audio signal sending and receiving method and apparatus. The sending method comprises: dividing to-be-sent audio data into at least two data packets (S101); grouping every two data packets into one group (S102); encoding data packets ...  
WO/2015/082599A1
The invention provides a communication method, a mobile terminal for use in a communication method and a communication system. The communication method has the steps of: transmission (S01) of a radio signal (FS) by means of a transmissio...  
WO/2015/076577A1
Disclosed is a low-power sound wave receiving method in a computer, which is a method for receiving low-power sound waves in a computer having a microphone, a memory storing at least one reference pattern, and a computer processor, where...  
WO/2015/077713A1
Methods and systems are provided for ultrasonic emitter based floor audio units. An example floor audio unit may comprise one or more ultrasonic emitters and may be placed on or near a floor. The floor audio unit may generate audio outpu...  
WO/2015/074617A1
The present invention provides a data transmission method and apparatus, a mobile terminal, and an acoustic communications system. The method comprises: a first terminal device performing coding, modulation and frequency mixing of to-be-...  
WO/2015/073212A1
Methods, systems, and devices are described for service discovery and connection establishment of a point-to-point (e.g., device-to-device) wireless communication. Wireless devices may initiate point-to-point communication utilizing ultr...  
WO/2015/073985A2
A direct field acoustic testing system includes at least two acoustical transducer groups and a signal modifier for introducing separately controllable time delays or phase shifts for each acoustical transducer group so as to provide an ...  
WO/2015/062426A1
A method for sharing a web address comprises: generating, by a first device comprising a processor, audio data according to the web address, the audio data comprising the web address; broadcasting, by a second device comprising a process...  
WO/2015/055894A1
A method comprises transmitting (901) a first ultrasonic ping signal from a first floating unit (M1). The first ultrasonic ping signal is received in an underwater device (D1, D2, D3). After a predetermined delay from the reception of th...  
WO/2015/056995A2
The present specification relates to a method for performing a wireless connection between devices in a wireless communication system, comprising the steps of: activating a wireless connection function; transmitting a ping tone for disco...  
WO/2015/052712A1
A transaction initialization system serving first and second devices, interconnected by a communication network, each having a speaker and a microphone, which wish to perform a transaction, the system comprising a server; and a client wh...  

Matches 101 - 150 out of 1,828