Patents on Ultrasonic Communication

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Holder/Company Abstract Comment Links
Beepcard Inc. N. Altman, A. Antebi, A. Atsmon, M. Cohen, and Z. Lev, ―Computer communications using acoustic signals,‖ U.S. Patent 7,480,692 B2, Jan. 2009. A method of communicating with an electronic device. The method includes providing an electronic device having an audible sound receiving and generating sub-system including a microphone, transmitting from a source at least one acoustic signal encoded with information, receiving said at least one acoustic signal by said microphone and determining a spatial position, distance or movement of the microphone relative to the source, responsive to the received at least one signal. A rather general system for data transmission with ultrasound is presented https://www.google.com/patents/US7480692
IBM 2012, Patent US9082413: Electronic transaction authentication based on sound proximity A computer program product comprises computer usable program code for receiving data describing a proposed electronic transaction between first and second communications devices. Additional computer usable program code is provided for generating a first audio signal by sound detected by a first microphone of the first communications device, and for generating a second audio signal by sound detected by a second microphone that is part of the second communications device. Still further computer usable program code provides for authenticating that the first communications device and the second communications device are in the same proximity in response to determining that the first and second audio signals were produced by the same sound event, and for completing the proposed electronic transaction between the first and second communications device in response to authenticating that the first and second communications devices are in close proximity. Goal: Pairing mobile devices: “authenticating that the first and second communications devices are in close proximity.” https://www.google.com/patents/US9082413?dq=US20140129231&hl=de&sa=X&ved=0ahUKEwjJwYHe2dvSAhVD6xQKHUXFA1gQ6AEIHjAA
Lee Weinblatt 2002, Patent US 20030144035 A1: Electronically generating and displaying a reward coupon Purchase incentives are provided to consumers in the form of electronically-displayed reward coupons. No paper and ink is required. The consumer can make a real time selection of a coupon related to a product in a commercial being shown on television, for example. A code transmitted with that commercial is stored if the consumer makes a selection, and that code is used to retrieve coupon display data from a set of pre-stored coupons. The retrieved coupon data is displayed on a portable device such as a personal digital assistant (PDA). The displayed coupon is process by the merchant, such as by scanning a bar code displayed by the PDA with the coupon. Goal: Purchase incentives are provided to consumers in the form of electronically-displayed reward coupons. No paper and ink is required. The consumer can make a real time selection of a coupon related to a product in a commercial being shown on television, for example. A code transmitted with that commercial is stored if the consumer makes a selection, and that code is used to retrieve coupon display data from a set of pre-stored coupons.

They use audio for this: “The speaker produces pressure waves in the air that can be detected by a microphone, for example, and with a frequency that is in what is scientifically regarded as the audible range of human hearing”

https://www.google.com/patents/US20030144035?dq=Patent+US+20030144035+A1&hl=en&sa=X&ved=0ahUKEwiG4KCyp-TQAhWBrxoKHUw1BSUQ6AEIHTAA
Raja Raman 2008, Patent US20100106647 A1, 2010: Method and system for close range communication using audio tones The present invention relates to a method for close range secured communication using audio tones and a system for carrying out such method. The invention is related to the field of financial transactions through relatively-mobile devices using audio tones. More particularly, the present invention is directed to a method for communicating information between two mobile phones using the speaker and Mic of the mobile devices Goal: payments with audio: “…close range secured communication using audio tones and a system for carrying out such method. The invention is related to the field of financial transactions through relatively-mobile devices using audio tones” https://www.google.com/patents/US20100106647
Dechina LLC 2014, Patent US9450812 B2, 2014: Remote system configuration via modulated audio The user interface of a mobile computing device is used to configure a target system by establishing a physical connection between a mobile computing device and a target system, such as an audio cable connection between audio jacks of the two or an acoustic coupling through air between a microphones and speakers of the two; establishing an audio or low ultrasonic signal communication session between the two; responsive to the target system entering a configuration mode, prompting a user via the user interface of the mobile computing device to prepare configuration parameter values for the target system; and implementing the configuration parameter values in the target system using the communication session and the physical connection. Goal: they use acoustic ultrasonic signals over the air to connect two devices for remote configuration. https://www.google.com/patents/US9450812
Lee Weinblatt EP2813993 A1, 2014: System and method for providing inaudible codes and corresponding information to users via their computing devices In accordance with embodiments of the inventions, systems and methods are provided to facilitate the processing of inaudible codes in audio and audio/visual streams broadcast over television, radio, computer, or in piped music or muzak, for example, by computing devices, such as mobile devices and computers, for example. The inaudible codes are associated with information provided by third parties, such as coupons, offers, advertising, explanatory information, etc. The mobile devices may include smart phones, tablets, laptop computers, digital readers, etc. Codes and corresponding offers may be provided to a computing device by a code/offer management system via a network, and stored by the computing device, upon the request of the respective device. When an inaudible code is received and identified by a respective device, it is compared to the stored codes and if there is a match, the corresponding offer may be identified and displayed or offered for display. Goal: “facilitate the processing of inaudible codes in audio and audio/visual streams broadcast over television, radio, computer, or in piped music, for example, by computing devices, such as mobile devices and computers…” “inaudible codes are associated with information provided by third parties, such as coupons, offers, advertising, explanatory information”, “corresponding offers may be provided to a computing device by a code/offer management system via a network”. They further state: “n computing devices that use an Android operating system, in contrast, in accordance with embodiments of the invention, codes may be processed even if a corresponding App is not open, as long as the corresponding App is operating in the background” https://www.google.com/patents/EP2813993A1?cl=en
Facebook 2015, Patent US 9098865 B2: Ultrasonic near-field communication Systems and methods for near-field communications with a mobile device are disclosed. In one embodiment, a computer-implemented method for near-field communication may comprise: detecting, by a source device located at a point-of-sale, the proximity of a receiving device; encoding purchase data on an audio signal with one or more ultrasonic frequencies; and transmitting the encoded purchase data to the receiving device, wherein the encoded purchase data is transmitted using a speaker of the source device. Goal: “detecting, by a source device located at a point-of-sale, the proximity of a receiving device; encoding purchase data on an audio signal with one or more ultrasonic frequencies; and transmitting the encoded purchase data to the receiving device, wherein the encoded purchase data is transmitted using a speaker of the source device”

This means: a mobile phone sends payment data to a receiving device (POS), e.g. a cash desk No further specification of the signal transmission

https://www.google.com/patents/US9098865
Clinkle Corp. 2013, Patent US20130268277 A1: Wireless transaction communication apparatus and method The invention can be a simple method for data transfer from one electronic device to another. In this embodiment, a sender can upload data to a server using an out-of-band connection while broadcasting an identification signal over one or several mediums, such as acoustic and/or radio (Ultrasound, Bluetooth, infrared, etc. . . . ). In the case that a connection to the server can be established, the receiver will detect the identification signal, decode it, and request the information from the server. The receiver can then send an authorization for a transaction through the server via an out-of-band connection or directly to the sender via one of the primary communication mediums, at which point the transaction is complete. Goal: use audio (ultrasound) for authentication between smartphone and some receiver (e.g. for payments) https://www.google.com/patents/US20130268277
Brett Paulson (Zoosh) 2016, Patent US20160197648 A1 Sonic fast-sync method and system for bluetooth A method, apparatus and computer program product for fast-synching a wireless Bluetooth connection using a first device's wireless identifier is provided. One implementation of the present invention modulates the wireless identifier as a sonic Bluetooth code over a sonic carrier signal. To send the wireless identifier, one implementation accesses a storage area associated with the first wireless device holding the sonic carrier signal. Aspects of the invention then transmit the sonic Bluetooth code as modulated over the sonic carrier signal. A sonic transducer, such as a microphone on the second wireless device, receives the sonic carrier signal and wireless identifier for demodulation. In response, the second wireless device requests to establish a physical channel with the first wireless device using the wireless identifier received over the sonic carrier signal. Goal: establish Bluetooth connection between smartphones by acoustic exchange of Bluetooth key. This accelerates and automates the pairing process http://patents.justia.com/inventor/brett-paulson

https://www.google.ch/patents/US20140134951

Brett Paulson (Zoosh) 2014, Patent US20140355386 A1, Sonic communication system and method Implementations are provided for wirelessly transmitting and receiving data through sonic communication. A transmit device having a sonic transducer transmits a sonic carrier signal through the air with a digital representation of the data with a modulation protocol using sonic transmission frequencies in accordance with present invention. The sonic transducer operates to transmit the one or more sonic carrier signals carrying the modulated data over the air with sufficient gain to carry the signal to a receiver device where the data is demodulated using at least one sonic transducer of a receive device. The receive device may be configured to perform the demodulation of the data at one or more sonic transmission frequencies and in accordance with a sonic modulation protocol to provide a binary representation of the data. Ambient noise captured by the receiver device is processed along with the data transmitted over the sonic carrier signals. Here they specify a general system which uses sonic data transmission. No details on encoding method provided. https://www.google.com/patents/US20140355386