WFS Technologies Ltd. Patent applications |
Patent application number | Title | Published |
20140098642 | Underwater Communications - An environmental monitoring system comprises at least one underwater environmental measurement device and a transmitter for transmitting data from the measurement device to an above water station using electromagnetic and/or magnetic signals, and/or a receiver for receiving data and/or commands from the above water station using electromagnetic and/or magnetic signal. The transmitter and receiver include a magnetically coupled antenna | 04-10-2014 |
20140065953 | Communications system - An underwater communications system is provided that transmits electromagnetic and/or magnetic signals to a remote receiver. The transmitter includes a data input. A digital data compressor compresses data to be transmitted. A modulator modulates compressed data onto a carrier signal. An electrically insulated, magnetic coupled antenna transmits the compressed, modulated signals. The receiver that has an electrically insulated, magnetic coupled antenna for receiving a compressed, modulated signal. A demodulator is provided for demodulating the signal to reveal compressed data. A de-compressor de-compresses the data. An appropriate human interface is provided to present transmitted data into text/audio/visible form. Similarly, the transmit system comprises appropriate audio/visual/text entry mechanisms. | 03-06-2014 |
20140051352 | Mobile device with an underwater communications system and method - An underwater communications system is provided that transmits electromagnetic and/or magnetic signals to a remote receiver. The transmitter includes a data input. A digital data compressor compresses data to be transmitted. A modulator modulates compressed data onto a carrier signal. An electrically insulated, magnetic coupled antenna transmits the compressed, modulated signals. The receiver that has an electrically insulated, magnetic coupled antenna for receiving a compressed, modulated signal. A demodulator is provided for demodulating the signal to reveal compressed data. A de-compressor de-compresses the data. An appropriate human interface is provided to present transmitted data into text/audio/visible form. Similarly, the transmit system comprises appropriate audio/visual/text entry mechanisms. | 02-20-2014 |
20140044154 | Mobile device with an underwater communications system and method - A mobile device with an underwater communications system is provided that transmits electromagnetic and/or magnetic signals to a remote receiver. The transmitter includes a data input. A digital data compressor compresses data to be transmitted. A modulator modulates compressed data onto a carrier signal. An electrically insulated, magnetic coupled antenna transmits the compressed, modulated signals. The receiver that has an electrically insulated, magnetic coupled antenna for receiving a compressed, modulated signal. A demodulator is provided for demodulating the signal to reveal compressed data. A de-compressor de-compresses the data. An appropriate human interface is provided to present transmitted data into text/audio/visible form. Similarly, the transmit system comprises appropriate audio/visual/text entry mechanisms. The portable device may be wearable. | 02-13-2014 |
20130335232 | Riser wireless communications system - The present invention discloses a wireless data command, control and instrumentation system for deployment within a subsurface hydrocarbon production system. Low frequency magnetic signalling is used to communicate from a first transceiver deployed inside a riser pipe to a second transceiver positioned outside the riser pipe. In some embodiments data is related to a control centre. Through pipe communications may be bi-directional. | 12-19-2013 |
20130279299 | Underwater Navigation - An underwater navigation system comprising a transmitter having an electrically insulted magnetic coupled antenna for transmitting an electromagnetic and/or magneto-inductive signal, a receiver having an electrically insulated magnetic coupled antenna for receiving an electromagnetic and/or magneto-inductive signal from the transmitter, and determining means for determining the position of the receiver relative to the transmitter using the received electromagnetic and/or magneto-inductive signal. | 10-24-2013 |
20130237375 | Swimming pool arrangement - A swimmer training arrangement comprising a fluid filled tank provided with a fluid flow control unit and a monitoring arrangement comprising at least two monitor units monitoring the position of an object in the tank and generating signal data indicative of the position of the object; a processor unit operable to receive the signal data and output an activation signal, and an alarm mechanism operable to output an alarm signal, wherein, the processor unit is operable to determine if the signal data meets predetermined data criteria and output an activation signal operable to active the alarm mechanism if the predetermined criteria is met, such that upon activation of the alarm mechanism the processor unit monitors the signal data such that should the signal data continue to meet the predetermined data over a predetermined time period, the processor outputs a flow control signal operable to modify the fluid flow control unit output. | 09-12-2013 |
20130195465 | Underwater communication system - An underwater communications system is provided that transmits electromagnetic and/or magnetic signals to a remote receiver. The transmitter includes a data input. A digital data compressor compresses data to be transmitted. A modulator modulates compressed data onto a carrier signal. An electrically insulated, magnetic coupled antenna transmits the compressed, modulated signals. The receiver that has an electrically insulated, magnetic coupled antenna for receiving a compressed, modulated signal. A demodulator is provided for demodulating the signal to reveal compressed data. A de-compressor de-compresses the data. An appropriate human interface is provided to present transmitted data into text/audio/visible form. Similarly, the transmit system comprises appropriate audio/visual/text entry mechanisms. | 08-01-2013 |