98 results about "Telemeter" patented technology

A first detector is provided with a cuff adapted to be placed on an upper arm of a subject to detect noninvasive blood pressure of the subject. At least one second detector is adapted to be placed on a part of the subject to detect at least one vital sign of the subject. A single main body is detachably provided on the cuff while being connected with the first detector and the at least one second detector. A display is provided on the main body and operable to display the non-invasive blood pressure and the at least one vital sign as measurement data. A transmitter is provided in the main body and operable to transmit the measurement data to a receiver placed in a remote location.

A programmer and implantable stimulation device system with the implantable device and programmer in telemetric communication with each other wherein the implantable device internally monitors a plurality of physiological parameters and telemeters a plurality of those parameters to the programmer in at least a quasi-real-time manner such that the programmer can display waveforms corresponding to the internally monitored parameters in at least a quasi-real-time manner. The physiological parameters can include measurements of cardiac function, metabolic need, and patient orientation. In some aspects, the internally monitored parameters are provided continuously in a real-time manner and, in other aspects, the parameters are processed to a limited extent and provided as a derived parameter, such as an average, and / or as frames of data.

A medical telemetry system for remote monitoring of data collected from mobile persons including a sensor capable of monitoring physiological data, a mobile communication telemeter operably connected to said sensor for communicating physiological data to terminals, a plurality of terminals for receiving physiological data and for communication said physiological data over a wireless link using the Bluetooth standard to a communication gateway, and a communications gateway for communicating such physiological data to a first end of a communications network. Terminal may also be operably connected to power lines and may be capable of transmitting data via both a wireless link and a power line modem over power lines, such that the power line modem is capable of communicating or receiving physiological data over power lines if it is unable to communicate physiological data over a wireless link.

The invention relates to a system for three-dimensionally modeling and restitution a subject, the system comprising a housing suitable for being carried in the hand by an operator, the housing having an optical unit with stereoscopic digital video cameras co-operating with an inertial navigation unit having a trihedron of optical fiber gyros and a trihedron of accelerometers for generating position and displacement signals in a frame of reference. The housing may also include, in particular, a telemeter laser, an infrared video camera, a GPS unit, inclinometers, and tri-flux magnetometers. A second subassembly connected to the housing by an optical and / or electrical connection cable contains an electrical power supply, electronic circuits, and a microcomputer for processing signals delivered by the housing and for generating a three-dimensional model of the subject, implementing a photogrammetric technique.

The present invention is directed to a method and system for determining parameters inside a subterranean formation. In accordance with the present invention, a plurality of wireless data sensors are injected into the pores or fractures of a subterranean formation. The data sensors includes sensors that record parameters such as temperature, pressure and certain time stamps. Either autonoumously or upon command from a data interrogator tool located down hole, the plurality of data sensors form a wireless ad hoc network and telemeter the recorded data back to the data interrogator tool, which in turn communicates the data to a microprocessor located at the surface. Based on these data, the spatial distribution of the sensors and formation parameters such as temperature and pressure at each data sensor inside the subterranean formation can be obtained.

The invention relates to wireless biotelemetry of low level bioelectric and biosensor signals by means of directly modulating the backscatter of a resonant circuit. Low level electrical analog or digital signals are directly applied to a resonant circuit containing a voltage-variable capacitor such as a varactor diode, that proportionally shifts the resonant frequency and so amplitude of radiofrequency backscatter in a way that represents analog bioelectric or biosensor waveform data. By strongly driving the resonant circuit with a radiofrequency source, a voltage variable capacitance can be caused to amplify the bio-signal level by a parametric process and so provide sufficient sensitivity to telemeter for low millivolt and microvolt level signals without additional amplification. A feature of the device is its simplicity and that it accomplishes both modulation and preamplification of low level sensor signals by the same variable capacitance circuit which reduces the device size and power consumption.

A medical telemetry system include: a transmitter which transmits a first signal; a first medical telemeter which transmits a second signal including biological information of a patient, the first medical telemeter which receives the first signal and which performs an operation corresponding to information included in the first signal; and a monitor apparatus which receives the second signal.

A measurement-while-drilling (MWD) telemetry system comprises a downhole MWD telemetry tool comprising a mud pulse (MP) telemetry unit and an electromagnetic (EM) telemetry unit. The MWD telemetry tool can be configured to transmit data in an EM-only telemetry mode using only the EM telemetry unit, in an MP-only mode using only the MP telemetry unit, or in a concurrent telemetry mode using both the EM and MP telemetry units concurrently. When transmitting data in the concurrent telemetry mode, the telemetry tool can be configured to transmit in a concurrent confirmation mode wherein the same telemetry data is transmitted by each of the EM and MP telemetry units, or in a concurrent shared mode wherein some of the telemetry data is transmitted by the EM telemetry unit, and the rest of the telemetry data is transmitted by the MP telemetry unit. The telemetry tool can be programmed to change its operating telemetry mode in response to a downlink command sent by an operator at surface.

The present invention generally provides methods and apparatus for reducing noise in a detected electromagnetic wave used to telemeter data during a wellbore operation. In one embodiment, two surface antennae are placed on opposite sides of the wellbore and at the same distance from the wellbore. The signals from the two antennae are summed to reduce the noise in the electromagnetic signal transmitted from the electromagnetic downhole tool.

A medical telemetry system for remote monitoring of data collected from mobile persons including a sensor capable of monitoring physiological data, a mobile communication telemeter operably connected to said sensor for communicating physiological data to terminals, a plurality of terminals for receiving physiological data and for communication said physiological data over a wireless link using the Bluetooth standard to a communication gateway, and a communications gateway for communicating such physiological data to a first end of a communications network. Terminal may also be operably connected to power lines and may be capable of transmitting data via both a wireless link and a power line modem over power lines, such that the power line modem is capable of communicating or receiving physiological data over power lines if it is unable to communicate physiological data over a wireless link.

A low power miniaturized telemeter (25, 40-42) provides data from a monitored subject at internal or external locations. A charge integration and pulse stream encoding (30) in the telemeter (25, 40-42) contributes to reduced power consumption. A transmitter (29) in the telemeter (25, 40-42) may be omnidirectional to permit operation without physical obstruction or limitations to movement. A receiver (22) collects transmitted information and may have an adaptive threshold pulse detector to permit further reductions in power usage. The telemeter (25, 40-42) can multiplex monitored parameters on a time division basis to permit trans-mission of multiple data channels. Individual telemeters may have unique transmission frequencies to permit multiple telemeters to be used concurrently without interference. A self-contained power source in the telemeter (25, 40-42) permits long term operation at low power without the need of replacement. The telemeter (25, 40-42) can be packaged to accommodate a number of applications, such as by permitting adjustable density.

A laser telemeter having separate transmitting and receiving optical systems, and at least monocular target observation, in which a telescope optical system (5, 6) which is inserted before the transmitting optical system (2) and reduces the divergence of the transmitted beam, a telescope optical system (7, 8) which is inserted before the receiving optical system (3) and has an aperture angle adapted to the divergence of the transmitted beam and a common support frame (9) for the telescope optical systems (5, 6; 7, 8) which can be coupled at the front with the housing (10) of the laser telemeter (1) are provided.

A medical telemetry system includes: a medical telemeter including: a measuring portion which measures a biological signal of a patient as biological signal data; a communicating portion which wirelessly transmits the biological signal data; and a connection information storing portion which stores connection information; and a receiver including: a non-contact communicating portion which executes first non-contact communication to read the connection information in a non-contact manner; a storage portion which stores the connection information read by the non-contact communicating portion; and a receiving portion which starts reception of the biological signal data transmitted by the communicating portion, when the connection information is stored in the storage portion.

The invention discloses a method for realizing the receiving completeness of telemeter data, which is characterized in that: a telemeter frame marker bit TM_INT is arranged in a telemeter interrupt service routine, so the interrupt processing time is shorter, the marker TM_INT is inquired in the telemeter interrupt service routine, telemeter data package is proceeded, the telemeter data which is packaged at two adjacent times is stored in two temporary buffering areas which are arranged in Static Random Access Memory (SRAM), then the TM-POINT is counted according to the current telemeter path, the packaged telemeter data stored in the two temporary buffering areas are filled to a double-port random access memory (RAM), so the data completeness is guaranteed, and since the interrupt processing time is very short, the interrupt contradiction problem can be reduced, and the influence on the asynchronous communication of parts can be avoided; and meanwhile, relative to a relevant interrupt protection way, the method avoids the operation for frequently switching on and switching off the interrupt, so the complication of the system and the software time sequence can be reduced, and the completeness problem of the telemeter data can be solved.

The invention relates to a method and a device for receiving and forwarding telemeter data of a semi-physical simulator, belonging to the aerospace field. The invention solves the problems of easy interference and high bit error rate in the wireless receiving process when the vibration test is carried out by using a traditional semi-physical simulation missile telemeter system. The method for receiving and forwarding the telemeter data of the semi-physical simulator comprises the steps of: fixing a telemeter data receiving and forwarding device on an on-missile information processor through a positioning hole, wherein the telemeter data receiving and forwarding device comprises an FPGA (Field Programmable Gate Array), a telemeter data receiving port circuit, a data forwarding port circuit and a storage unit, wherein the telemeter data receiving port circuit receives telemeter data of the on-missile information processor and transmits to the FPGA to be processed, and the data processed by the FPGA is stored in the storage unit; and when the data is completely received, and after a rotary stable stands still, the data forwarding port circuit forwards the data in the storage unit to a ground receiving device under the control of the ground receiving device so as to complete the receiving and the forwarding of the telemeter data.

A method of detecting the presence of a suspended filamentary object in view of a telemeter on an aircraft includes: i) calculating terrestrial coordinates of points corresponding to telemeter echoes, and selecting candidates; ii) searching a horizontal plane for straight line segments close to vertical projections of candidate points; and iii) searching each vertical plane containing one of the straight line segments for portions of catenaries close to candidate points. In step iii), for each considered vertical plane and each triplet of candidate points close to the considered vertical plane, calculating values of three parameters of a catenary containing the projections on the vertical plane of the three points of the considered triplet, and determining presence of at least one suspended filamentary object as a function of the distribution of values of catenary parameters calculated for all of the triplets of candidate points close to the vertical plane under consideration.

The invention relates to a light feedback telemeter for a double frequency He-Ne laser, belonging to the technical field of laser measurement. The telemeter comprises the double frequency He-Ne laser, an external cavity of laser feedback, a measurement circuit and a data processing system, wherein, the He-Ne laser comprises a gain tube, an antireflective window plate fixed on one end of the gain tube and a resonator; the resonator comprises a reflecting mirror of a first internal cavity fixed on the other end of the gain tube, a reflecting mirror of a second internal cavity fixed on the other end of the antireflective window plate, quartz crystal and a first piezoceramics. In the course of measuring, a second piezoceramics pushes the reflecting mirror of the external cavity of laser feedback to move from left to right along the laser axes so as to produce two lines of cross-polarized laser feedback signals and a phase difference exists between the two lines of cross-polarized laser feedback signals in direct proportion to the length of feedback external cavity. The telemeter is characterized by simple and compact structure as well as high performance.

The present invention relates to sensor system. Disclosed are a sensor, a telemeter, a wireless sensor system and a use method therefor. The wireless sensor system of the present invention comprises a telemeter and at least one sensor. The sensor and the telemeter switch between a digital communication mode and an analog sensing mode, where the digital communication mode is used for finding and activating a target sensor on basis of whether or not a target address coding matches with a preset address coding, the analog sensing mode is used for transmitting an analog sensing signal of the target sensor to extract a to-be-extracted sensitive variable, remaining sensors are in a standby state and do not reflect a sensing signal, and only an address coding used for a chip select of sensors. This fundamentally prevents a conflict of multiple sensors in a same communication area, and allows for an increased volume to be provided by utilizing a limited code length, reliably increases sensor capacity in a frequency band and measurement accuracy and speed, reduces power consumption and expands communication range, and allows sensors to be used in near-field coupling and intermediate-remote distance telemetry.

An implantable loop recorder (ILR) is subcutaneously implantable to record cardiac data. The ILR includes a patient activation mechanism whereby the patient can input commands to the ILR without using an external device. The patient activation mechanism may be a subcutaneous switch disposed on an outer portion of the ILR or a motion sensor that senses tapping of the device as an input. The patient input will direct the device to store data, telemeter data, or send a message summoning an emergency response. The ILR has distance telemetry capabilities so that a telemetered message is wirelessly transmitted to an external device which then relays the message to a remote location.

A remote tire measurement system (82) periodically transmits interrogation pulses from controller (88) with transceiver (84) that are detected by telemeters (70). The telemeters will not respond unless the remote measurement system is within communication range of the telemeter, thereby forming a safety perimeter around a vehicle (102). The remote system receives the tire inflation gas parameter data and / or a coded data response and annunciates a safety zone warning.

The invention discloses a missile-borne telemeter with a record function. The missile-borne telemeter comprises a telemetering power source and a power source management module, wherein the telemetering power source is connected with the power source management module and used for providing a working power source for the missile-borne telemeter. The missile-borne telemeter further comprises a signal conditioning module, a signal collecting and converting module, a collecting and editing module and a transmitter, wherein the signal conditioning module is electrically connected with the signal collecting and converting module, the signal collecting and converting module is electrically connected with the collecting and editing module, and the collecting and editing module is electrically connected with the transmitter. The missile-borne telemeter further comprises a record storage module electrically connected with the collecting and editing module. Collected data are stored and backed up, the back-up data can be read when landing to be recovered without being affected by electromagnetic interference, the telemetering data can be obtained through wireless transmission and recovery of the back-up storage data, and therefore the reliability of data obtaining is improved.

This invention relates to one method and device to measure car distance, which is based on human visual principle image to collect different distance at different time point and uses standard object length of car to be tested at front wind block glass of car or transparent label on meter bench as standard ruler to judge distance between car and driving car; the meter ruler is to measure different car distance and the car to be tested at transparent label object length.

The invention relates to wireless biotelemetry of low level bioelectric and biosensor signals by directly modulating the backscatter of a resonant circuit. Low level electrical analog or digital signals are directly applied to a resonant circuit containing a voltage-variable capacitor such as a varactor diode, that proportionally shifts the resonant frequency and so amplitude of radiofrequency backscatter in a way that represents analog bioelectric or biosensor waveform data. By strongly driving the resonant circuit with a radiofrequency source, a voltage variable capacitance can be caused to amplify the bio-signal level by a parametric process and so provide sufficient sensitivity to telemeter for low millivolt and microvolt level signals without additional amplification. A feature of the device is its simplicity and that it accomplishes both modulation and preamplification of low level sensor signals by the same variable capacitance circuit which reduces the device size and power consumption.

The invention relates to super large scale integrated circuit. Particularly a timely simulation development system. The simulation verification development starts with deciding the computation and actual running index of the designed hardware module, calling algorithm simulation base to realize algorithm function simulation, generating wanted stimulating signal from the software system, based on which to control the hardware system entering into computation status, with the data flow generating module generating timely data flow signal, the data handling module capturing module coordination and returns by the signal capturing module to the software system, which is used for signal after treatment and analysis based on the computation result of the hardware. The system and method mainly faces high capacity radar, phono-telemeter, military software wireless cable timely signal handling, for RTSP hardware installation and RTSP chip simulation verification for the design of relevant fields.

The invention relates to wireless biotelemetry of low level bioelectric and biosensor signals by directly modulating the backscatter of a resonant circuit. Low level electrical analog or digital signals are directly applied to a resonant circuit containing a voltage-variable capacitor such as a varactor diode, that proportionally shifts the resonant frequency and so amplitude of radiofrequency backscatter in a way that represents analog bioelectric or biosensor waveform data. By strongly driving the resonant circuit with a radiofrequency source, a voltage variable capacitance can be caused to amplify the bio-signal level by a parametric process and so provide sufficient sensitivity to telemeter for low millivolt and microvolt level signals without additional amplification. A feature of the device is its simplicity and that it accomplishes both modulation and preamplification of low level sensor signals by the same variable capacitance circuit which reduces the device size and power consumption.

The invention relates to a multi-ship exhaust emission pollutant concentration monitoring method, terminal and system, and the monitoring method comprises the steps: obtaining the telemetering concentration of atmospheric pollutants monitored by each ship exhaust telemeter, and building an exhaust information matrix; obtaining static information and dynamic information of a ship, and establishing a ship information matrix; identifying a target time interval when the telemetering concentration of the atmospheric pollutants monitored by each ship tail gas telemeter has a peak value, and intercepting the tail gas information matrix to obtain a corresponding tail gas information sub-matrix; polling target time intervals corresponding to the ship exhaust telemeters, and screening target ships meeting target conditions out of the ship information matrix; associating the target ship with the telemetering concentration and meteorological information of the atmospheric pollutants monitored by the at least two ship exhaust telemeters; based on the ship smoke plume Gaussian diffusion model and a nonlinear multi-component analysis algorithm, inversing the concentration of the tail gas emission atmospheric pollutants of each ship. According to the invention, concentration monitoring of tail gas emission pollutants of a plurality of ships is realized.

The invention discloses a debris flow forewarning system and a debris flow forewarning method. The system comprises an earth sound monitor, an air infrasound monitor and a telemeter main station. The method comprises the steps that a time difference of an air infrasound signal to the air infrasound monitor and an earth sound signal to the earth sound monitor is obtained according to propagation speeds of the earth sound signal and the air infrasound signal, the telemeter main station starts timing according to earth sound signal forewarning information sent by the earth sound monitor, whether time of the air infrasound signal, sent by the air infrasound monitor, to the telemeter main station is equal to the time difference of the air infrasound signal and the earth sound signal to the monitor or not is judged, the telemeter main station monitors occurrence of debris flow if the time is equal to the time difference, and the telemeter main station monitors as an interference signal if not. The time difference is formed through distribution of an earth sound and an air infrasound in space distance. Debris flow forewarning precision is greatly improved through the time difference to accurately judge an infrasound signal of the debris flow. The debris flow forewarning system and the debris flow forewarning method have a strong anti-inference ability, are capable of forewarning the occurrence of the debris flow accurately and timely, and ensure safety of lives and properties.

The invention relates to a hydrological telemeter and solves the technical problems that after the power down of external alternating current, a conventional hydrology and water resource terminal cannot work normally, the volume is large, the energy consumption is high, the measuring accuracy is low, the running stability is poor, and the reliability is low. The hydrological telemeter comprises a master control circuit board, as well as a touch display screen, a data memory, a humiture sensor, a switching power supply module, a water-stage gage, a water manometer, a flowmeter, a rain gage and a GPRS / GSM module which are connected with the master control circuit board, wherein the master control circuit board is provided with a central processing unit, and is connected with a solar photovoltaic plate, a PWM charging circuit and a storage battery which are connected in sequence, and the PWM charging circuit is connected with the master control circuit board; the master control circuit board is further connected with a DC / DC switching circuit connected with the central processing unit, the switching power supply module is connected with the DC / DC switching circuit, the switching power supply module outputs DC12V voltage, the DC12V voltage is taken as the input of the DC / DC switching circuit, and the DC / DC switching circuit outputs DC3.3V voltage. The hydrological telemeter provided by the invention can be widely used for distant range hydrology and water resource information acquisition and transmission.

The invention belongs to the technical field of natural gas leakage monitoring, and particularly relates to a natural gas leakage monitoring system and monitoring method. The natural gas leakage monitoring system comprises a laser gas telemetering device, a lifting type vertical rod, a laser gas telemeter and a guide rail, the lifting type vertical rod is arranged at the target position of a natural gas station process area, and the laser gas telemetering device is installed on the lifting type vertical rod; the guide rail is arranged on one side of the natural gas station process area, and the laser gas telemetering device is movably matched on the guide rail so as to move back and forth along one side of the natural gas station process area. Space monitoring of natural gas leakage of thenatural gas field station is achieved through the laser gas remote measuring device and the laser gas remote measuring instrument. The monitoring scheme that the lifting type vertical rod and the guide rail carry the scanning type laser gas remote measuring device and the open type laser gas remote measuring instrument respectively is adopted, the number of monitoring devices is small, the data processing difficulty is small, and measurement of leakage points of the whole natural gas station can be achieved.