155 results about "Wireless telemetry" patented technology

An implantable medical device includes a radio-frequency (RF) telemetry circuit and a power connection module through which the RF telemetry circuit is connected to an energy source such as a battery. The power connection module connects power from the energy source to at least one portion of the RF telemetry circuit when a user initiates an RF telemetry session. After the RF telemetry session is completed, the power connection module shuts off the at least one portion of the RF telemetry circuit. Power-on examples include a wireless telemetry activation signal received by a low power radio receiver in the implantable device, a physical motion detected by an activity sensor in the implantable device, an activation of an inductive telemetry circuit in the implantable device, a magnetic field detected by a magnetic field detector in the implantable device, and / or a telemetry activation signal detected by a sensing circuit included in the implantable device. Power-off examples include a wireless termination signal received by the implantable device, a delay timeout following the RF telemetry session, and / or a signal received by an inductive telemetry circuit in the implantable device.

The invented non-invasive vital signs monitor is in a flexible, nominally flat planar form having integral gel electrodes, a sticky-back rear surface, an internal flex circuit capable of sensing, recording and playing out several minutes of the most recently acquired ECG waveform data and a front surface that includes an outplay port. The invented non-invasive body composition ‘risk’ monitor includes a measurement device for monitoring one or more variables including body fluid mass, dehydration, respiratory rate, blood pressure, bio-impedance, cardiography such as cardiac output, and body conformation parameters. The risk monitor may be provided in a lightweight carrying case into which the vital signs monitor plugs. Thus the two monitors may be independent or they may be integrated into one portable, non-invasive device that can convey important patient data to / from a remote patient medical data center via wireless telemetry for oversight, treatment and possible intervention by a physician.

The invented non-invasive vital signs monitor is in a flexible, nominally flat planar form having integral gel electrodes, a sticky-back rear surface, an internal flex circuit capable of sensing, recording and playing out several minutes of the most recently acquired ECG waveform data and a front surface that includes an outplay port. The invented non-invasive body composition ‘risk’ monitor includes a measurement device for monitoring one or more variables including body fluid mass, dehydration, respiratory rate, blood pressure, bio-impedance, cardiography such as cardiac output, and body conformation parameters. The risk monitor may be provided in a lightweight carrying case into which the vital signs monitor plugs. Finally, a lightweight portable probe or transducer containing a transmissive or reflective electro-optical emitter and receptor in the infrared spectrum is fitted on a subject's finger or toe. Associated electronics energize and monitor the probe, detect cardio-rhythmic fluctuations therefrom, and process digital data over a prescribed window to produce a non-invasive, qualitative or quantitative measure of the subject's circulation. In accordance with one embodiment of the invention, a simple tri-color LED array is used to indicate the subject's circulation as being normal, reduced, or borderline. Thus the vital signs, bio-impedance, and circulation monitors may be independent or they may be integrated into one portable, non-invasive device that can concurrently monitor and locally display or remotely convey important patient data including circulation data to a local subject or physician or to / from a remote patient medical data center via wireless telemetry for oversight, treatment and possible intervention by a remote physician.

Improved assemblies, systems, and methods provide a stimulation system for prosthetic or therapeutic stimulation of muscles, nerves, or central nervous system tissue, or any combination. The stimulation system includes an implantable pulse generator and a lead sized and configured to be implanted subcutaneously in a tissue region. An external controller includes circuitry adapted for wireless telemetry and a charging coil for generating the radio frequency magnetic field to transcutaneously recharge a rechargeable battery in the pulse generator. Using wireless telemetry, the pulse generator is adapted to transmit status information back to the external controller to allow the external controller to automatically adjust up or down the magnitude of the radio frequency magnetic field and / or to instruct a user to reposition the charging coil, the status information adapted to allow optimal recharging of the pulse generator rechargeable battery.

An ambulatory repeater for use in automated patient care and method thereof is presented. At least one sensor is communicatively interfaced to measure and collect patient health information on an ad hoc basis. A cryptographic key is uniquely assigned to an implantable medical device. Authorization to access patient health information stored on the implantable medical device is authenticated using an ambulatory repeater. The ambulatory repeater is interfaced to the at least one sensor and implantable medical device through wireless telemetry and interfaced to an external data processing device through wireless communications. The patient health information is exchanged with the at least one sensor, implantable medical device and external data processing device via the ambulatory repeater.

The disclosure is directed to an implantable device for sensing CSF flow through an implantable ventricular shunt. The sensing device is implanted with the CSF shunt, and includes a flow sensor to sense flow rate or shunt blockage. The sensing device is either placed within or adjacent to the fluid path through the shunt. The sensing device transmits the sensed flow rate to an external monitoring device by wireless telemetry. The sensing device may be integrally formed as part of the shunt, or clamped onto a portion of the shunt, in which case the sensing device may be resusable. An external monitor receives the transmitted flow signal and presents information based on the flow signal. The sensing device may be inductively powered or include its own power supply.

Improved assemblies, systems, and methods provide a stimulation system for prosthetic or therapeutic stimulation of muscles, nerves, or central nervous system tissue, or any combination. The stimulation systems and methods include an implantable pulse generator adapted for wireless telemetry and having a unique signature to enable secure communications. An external controller includes circuitry adapted for wireless telemetry. The secure communications includes at least a first communication from the external controller to the pulse generator. The first communication includes the pulse generator's unique signature. A response communication from the pulse generator to the external controller includes data elements that indicate the response communication is a response, and not a command from an external controller.

Devices, systems, and methods for treating a heart of a patient may make use of structures which limit a size of a chamber of the heart, such as by deploying a tensile member to bring a wall of the heart toward (optionally into contact with) a septum of the heart. The implant may include an electrode or other structure for applying pacing signals to one or both ventricles of the heart, for defibrillating the heart, for sensing beating of the heart or the like. A wireless telemetry and control system may allowing the implant to treat congestive heart failure, monitor the results of the treatment, and apply appropriate electrical stimulation.

A system for measuring desired drilling parameters of a pipe string during an oil and gas well drilling operation is provided that includes a top drive assembly; a pipe running tool engageable with the pipe string and coupled to the top drive assembly to transmit translational and rotational forces from the top drive assembly to the pipe string; and one or more measurement devices mounted to the pipe running tool for measuring the desired drilling parameters of the pipe string during the oil and gas well drilling operation.

Improved assemblies, systems, and methods provide a stimulation system for prosthetic or therapeutic stimulation of muscles, nerves, or central nervous system tissue, or any combination. The stimulation system may include both external and internal components, with an implantable pulse generator sized and configured to be implanted subcutaneously in a tissue region. The implantable pulse generator includes a welded titanium case. Circuitry and hardware adapted for wireless telemetry is located within the case, and includes a primary cell or rechargeable power source, a microcontroller for control of the implantable pulse generator, and a power receiving coil for receiving an RF magnetic field to recharge the rechargeable power source, the power receiving coil having a maximum outside dimension.

The multiple interventionless actuated downhole valve includes a valve movable between an open and a closed position to control communication between an annular region surrounding the valve and an internal bore and more specifically controlling communication between above and below the valve, and at least two remotely operated interventionless actuators in operational connection with the valve, wherein each of the interventionless actuators may be operated independently by absolute tubing pressure, absolute annulus pressure, differential pressure from the tubing to the annulus, differential pressure between the annulus and the tubing, tubing or annulus multiple pressure cycles, pressure pulses, acoustic telemetry, electromagnetic telemetry or other types of wireless telemetry to change the position of the valve and allowing the valve to be continually operated by mechanical apparatus.

Improved assemblies, systems, and methods provide an electrical signal processor for acquisition and processing of electric signals from tissue. The electrical signal processor is sized and configured to be implanted in subcutaneous tissue. The electrical signal processor includes an electrically conductive case of a laser welded titanium material. Control circuitry is located within the case, the control circuitry including a rechargeable power source, a receive coil for receiving a first radio frequency wireless telemetry to recharge the power source, and an antenna for receiving a second radio frequency wireless telemetry for communication with the electrical signal processor.

A downhole wireless communication method and system is provided for a completed wellbore having a mother bore and two or more lateral branches, wherein at least one of the lateral branches is not electrically or hydraulically wet connected to the mother bore. The system includes an upper two-way, short hop, wireless telemetry module disposed within the mother bore and connected to a first power source, and two or more lower two-way, short hop, wireless telemetry modules disposed within the completed wellbore and connected to a second power source wherein at least one of the lower two-way, short hop wireless telemetry modules is disposed within each of the lateral branches. At least one sensor is adapted to measure downhole parameters and at least one flow control valve are communicably coupled to the upper two-way, short hop, wireless telemetry module or the lower two-way, short hop, wireless telemetry modules.

The disclosure relates to jointly transmitting and processing analog-digital information using Inaudible Synchronous Online User-optimized Processing (iSOUP), wherein digital and analog information can be transmitted via one connection. iSOUP may be implemented in real-time MP3 anti-piracy, customized MP3 songs, Internet customized medical devices, Internet customized consumer electronics, Internet controlled psychoacoustic and physiological tests, tinnitus treatment devices, anti-piracy MP3 players, assistive listening MP3 players, healthcare sensor networks, Bluetooth sensors, audio-visual hearing aids (HAs) and cochlear implants (CIs), audio-touch HAs and CIs, Bluetooth HAs and CIs, automated fitting of HAs and CIs. The invention has applicability in copyright protection, data hiding, hearing aid remote controls, children learning devices, musical special effects generators, multiuser multimedia devices, Internet treatment and disease surveillance, wireless medical devices, wireless telemetry, multimedia rehabilitation devices, hearing aids and other implants.

Improved assemblies, systems, and methods provide an electrical signal processor for acquisition and processing of electric signals from tissue. The electrical signal processor is sized and configured to be implanted in subcutaneous tissue. The electrical signal processor includes an electrically conductive case of a laser welded titanium material. Control circuitry is located within the case, the control circuitry including a rechargeable power source, a receive coil for receiving a first radio frequency wireless telemetry to recharge the power source, and an antenna for receiving a second radio frequency wireless telemetry for communication with the electrical signal processor.

The disclosure describes a wireless urodynamic monitoring system with an automated voiding diary feature. The system senses and records urodynamic information in response to a user command or in response to detection of the onset of a voiding event. The urodynamic information obtained over a series of voiding events forms an automated voiding diary that is useful in diagnosis of urological disorders. An implantable monitor obtains the urodynamic information and either records the information locally or transmits the information to an external controller via a wireless telemetry link. In some embodiments, the external controller may include a loop recorder for recording urodynamic information obtained by the implantable monitor over an extended period of time.

A method and means is disclosed for remotely reading the status of and controlling irrigation components and ancillary equipment. A handheld remote user interface (RUI) is provided which includes at least a display. The RUI has the ability to communicate with and control the irrigation components using built-in wireless telemetry technology. The RUI allows the user to read the status of and control the irrigation components and ancillary equipment from any location, without requiring the user to be at the irrigation component controls or at a specific location in the field. Software operational of the RUI generates one or more user screens with graphic user interfaces for quickly and easily monitoring and controlling the irrigation components and ancillary equipment.

A tissue-implantable sensor for measurement of solutes in fluids and gases, such as oxygen and glucose, is provided. The sensor includes: i) a detector array including at least one detector; ii) a telemetry transmission portal; iii) an electrical power source; and iv) circuitry electrically connected to the detector array including signal processing means for determining an analyte level, such as glucose level, in a body fluid contacting the detectors. The sensor components are disposed in a hermetically sealed housing having a size and shape suitable for comfortable, safe, and unobtrusive subcutaneous implantation allowing for in vivo detection and long term monitoring of tissue glucose concentrations by wireless telemetry.

An acoustic modem for communication in a network of acoustic modems via a communication channel. The acoustic modem comprises a transceiver assembly, transceiver electronics, and a power supply. The transceiver assembly is adapted to convert acoustic messages into electrical signals. The transceiver electronics is provided with transmitter electronics and receiver electronics. The transmitter electronics cause the transceiver assembly to send acoustic signals into the communication channel. The receiver electronics comprises at least one microcontroller adapted to execute instructions to (1) enable the receiver electronics to receive electrical signals indicative of the acoustic message from at least one other acoustic modem via the transceiver assembly, (2) estimate a carrier frequency of the electrical signals by analyzing an estimation frame of the electrical signals, (3) estimate a starting time of a data frame of the electrical signals by synchronizing with a synchronization frame of the acoustic message in parallel with at least two bit rates, and (4) decode the data frame. The power supply supplies power to the transceiver assembly and the transceiver electronics.

A method and means is disclosed for remotely reading the status of and controlling irrigation components and ancillary equipment. A handheld remote user interface (RUI) is provided which includes a display and a keypad. The RUI has the ability to communicate with and control the irrigation components using built-in wireless telemetry technology. The RUI allows the user to read the status of and control the irrigation components and ancillary equipment from any location in the field, without requiring the user to be at the irrigation component controls or at a specific location in the field.

A method and system are presented for transmitting data along tubing in a borehole, comprising generating an acoustic signal using a transmitter at a first location on the tubing, and receiving the acoustic signal at a receiver at a second location on the tubing. The method and system further comprise: (i) generating the acoustic signal at the transmitter at a first frequency and bit rate; (ii) receiving the acoustic signal at the first frequency at the receiver and attempting to synchronise the receiver at the first frequency, and (iiia) if the synchronization is successful, continuing to transmit the acoustic signal so as to pass the data from the transmitter to the receiver; or (iiib) if the synchronization is unsuccessful, adjusting the frequency and / or bit rate of the signal and repeating steps (i)-(iii) on the basis of the adjusted signal.

Apparatus for identifying rock properties in real-time during drilling, are provided. An example of an embodiment of such an apparatus includes one or more acoustic sensors positioned to detect drill sounds emanating from the drill bit and the rock encountered during drilling operations, connected to select components of a drilling rig to maximally pick up the drill sounds of the drill bit engaging rock during drilling operations. The apparatus also includes an inductive telemetry, wireless telemetry, or wired transmitting system. The apparatus also includes a computer to analyze the acoustic signals received from the acoustic sensors through the respective transmitting system for lithology type and petrophysical properties.

Apparatus and method for transmitting data in a borehole (10) between a downhole installation including one or more tools (20) (for example downhole testing tools) and a surface installation (62), wherein the downhole installation is connected to the surface installation by means of a tubular conduit (such as a drill string or production tubing 14)). The apparatus comprises: an acoustic modem (26) associated with each tool, the modem acting to convert tool signals such as electrical tool signals into acoustic signals; and a hub (90) forming part of the downhole installation to which the tools and tubular conduit are connected and comprising an acoustic receiver (74) and an electromagnetic transmitter (80). The acoustic modems operate to generate acoustic signals in the downhole installation representative of the tool signals, the acoustic signals passing along the downhole installation to be received at the acoustic receiver of the hub, the received acoustic signals being used to operate the electromagnetic transmitter to transmit electromagnetic signals to the surface for reception at the surface installation.

The invention relates to a photovoltaic panel monitoring and cleaning aerial robot system and a photovoltaic panel cleaning method. The system comprises a quadrotor unmanned aerial vehicle, a cleaning device, a monitoring device, a wireless transceiver, a GPS positioning device, a main controller and a remote controller, wherein the monitoring device is composed of a camera, a cradle head and a cradle head controller, the cleaning device is composed of a robot arm and an electric nozzle, a lithium battery, the wireless transceiver, an airborne antenna and the GPS positioning device are integrated on the tail portion, the lithium battery and the wireless transceiver are both connected with the main controller, and a flight remote control handle, a cleaning remote control handle and an LCD are arranged on the remote controller. The unmanned aerial vehicle airborne wireless telemetry technology and the cleaning robot arm are combined, the clean states of photovoltaic cell panels are monitored through the remote control device, the photovoltaic cell panels needing to be cleaned are cleaned with an airborne cleaning robot, targeting property is high, cleaning efficiency can be improved greatly, and a big problem in the photovoltaic industry is solved.

A telemetry system for use in a combustion turbine engine (10) having a compressor (12), a combustor and a turbine (16) and includes a sensor (118) in connection with a turbine blade (111) or vane (23). A transmitter assembly (117) includes a telemetry transmitter circuit / transceiver may be affixed on a turbine blade (111) or seal plate (115) proximate the turbine blade with a first connecting material (119) deposited on the turbine blade (111) for routing electronic data signals, indicative of a condition of the turbine blade (111), from the sensor (118) to the telemetry transmitter circuit / transceiver. An induction power system for powering the telemetry transmitter circuit / transceiver may include a rotating data antenna (116) affixed to the seal plate (115) with an electrical connection (122) between the telemetry transmitting circuit / transceiver for routing electronic data signals from the telemetry transmitter circuit / transceiver to the rotating data antenna (119).