4128 results about "Wireless transmitter" patented technology

A system for monitoring a patient's vital signs that features a vital-sign monitor including sensors for measuring from the patient at least one of the following vital-sign data: O2 saturation, blood pressure, electro-cardiogram, respirator rate, and blood glucose level. The system also includes a global positioning system that determines location-based data. A wireless transmitter, in electrical contact with the vital-sign monitor and global positioning system, receives the vital-sign and location-based data and wirelessly transmits these data through a conventional wireless network. A gateway software piece receives and processes the data from the wireless network and stores these data in a computer memory associated with a database software piece. The system also includes an Internet-based user interface that displays the vital sign data for both individual patients and care-providers.

A system for monitoring a patient's vital signs that features a vital-sign monitor including sensors for measuring from the patient at least one of the following vital-sign data: O2 saturation, blood pressure, electrocardiogram, respirator rate, and blood glucose level. The system also includes a global positioning system that determines location-based data. A wireless transmitter, in electrical contact with the vital-sign monitor and global positioning system, receives the vital-sign and location-based data and wirelessly transmits these data through a conventional wireless network. A gateway software piece receives and processes the data from the wireless network and stores these data in a computer memory associated with a database software piece. The system also includes an Internet-based user interface that displays the vital sign data for both individual patients and care-providers.

The present invention is generally directed to a system for monitoring a variety of environmental and / or other conditions within a defined remotely located region. In accordance with one aspect of the invention, a system is configured to monitor utility meters in a defined area. The system is implemented by using a plurality of wireless transmitters, wherein each wireless transmitter is integrated into a sensor adapted to monitor a particular data input. The system also includes a plurality of transceivers that are dispersed throughout the region at defined locations. The system uses a local gateway to translate and transfer information from the transmitters to a dedicated computer on a network. The dedicated computer, collects, compiles, and stores the data for retrieval upon client demand across the network. The computer further includes means for evaluating the received information and identifying an appropriate control signal, the system further including means for applying the control signal at a designated actuator.

An information access system includes: a passive contactless information storage device (500) capable of transmitting and receiving signals; a fixed-station information processing device (100) having an information processing unit, and a wireless transmitter for transmitting, in a contactless manner, a command signal for requesting transmission of information stored in the information storage device and supplying power in a contactless manner to the information storage device; and a mobile-station information processing device (200) having an information processing unit, an information presenting unit, a battery, and a wireless receiver for receiving a response signal for response to the command signal, from the information storage device in a contactless manner. While the fixed-station device is supplying power to the information storage device in the contactless manner, the information storage device transmits, in response to the command signal, the response signal to the mobile-station device in the contactless manner.

The invention provides a unique interactive play experience carried out utilizing a toy “wand” and / or other actuation / tracking device. In one embodiment the wand incorporates a wireless transmitter and motion-sensitive circuitry adapted to actuate the transmitter in response to particular learned wand motions. The wand allows play participants to electronically and “magically” interact with their surrounding play environment simply by pointing, touching and / or using their wands in a particular manner to achieve desired goals or produce desired effects. Various wireless receivers or actuators are distributed throughout the play facility to support such wireless interaction and to facilitate full immersion in a fantasy experience in which participants can enjoy the realistic illusion of practicing, performing and mastering “real” magic.

Provided is a wireless transmitter-receiver capable of suppressing undesirable power consumption and elongating the continuous operation time by operation of a user with the intention of controlling transmission power and also suitable to secure the “symmetry of communication”.The wireless transmitter-receiver decreases the upper limit value of transmission power by an operation of an operation means 114 and decreases the reception sensitivity in accordance with the decreased upper limit value of transmission power. Thereby, a user can determine the upper limit value of transmission power of the wireless transmitter-receiver and manage the transmission power to suppress power consumption and elongate a continuous operation time. Moreover, the wireless transmitter-receiver can eliminate the influence of radio frequency electromagnetic field on a human body. Furthermore, the degree of imbalance in the “symmetry of communication” can be minimized.

The present invention provides a method and system for estimating common amplitude and phase errors of a multiple channel wireless system. The multiple channel wireless system includes a plurality of transmission channels formed between a plurality of transmission antennas and a plurality of receiver antennas. The method includes estimating transmission channel elements between each transmission antenna and receiver antenna pair of the multiple channel wireless system. Calibration symbols are transmitted from each transmit antenna. Signals are received that correspond to the calibration symbols having traveled through the transmission channels. Received calibration symbols are estimated based upon spatial processing of the received signals and the estimated transmission channel elements. Common amplitude and phase errors are estimated for each transmit and receive antenna pair by comparing the transmitted calibration symbols with the received calibration symbols.

The present invention relates to a wireless transmitter comprising a transmitter radio unit working a wireless transmitter comprising a transmitter radio unit working in the millimeter wave frequency band using a directional antenna and a bidirectional radio unit working in a frequency range different from said transmitter radio unit and using an omnidirectional antenna. The invention further relates to a wireless receiver and a wireless relay.

The information available to a driver of a vehicle is greatly expanded using wireless communications (e.g., using Bluetooth wireless communication devices). In one embodiment, information regarding an adjacent vehicle such as a brake light, a turn light, speed, distance, direction, etc., is transmitted from one vehicle to a nearby or adjacent other vehicle. The received information is used in any appropriate manner, such as causing the receiving vehicle to change vehicle speed or brake, to turn to avoid a collision, etc. In a second embodiment, roadside wireless transceivers collect information regarding passing vehicles, and central database is compiled relating to a traffic conditions. The traffic condition information can be passed back to the passing vehicles for appropriate use, e.g., causing the driver to slow down, or even causing a navigation device in the receiving vehicle to manually prompt for or automatically recalculate a best route to an intended destination. In yet another embodiment, broadcast transmitters can be established at signs and other significant locations transmitting information to passing vehicles. The broadcast information may be as simple as indicating the existence of the sign, or depending upon the range of the particular wireless transmitter, the existence of a particular sign, bump in road, curve, etc., can be forewarned far in advance of when the driver will actually see the relevant object. Alternatively, the broadcast information may be quite detailed, e.g., containing a detailed itemization and directions to a large number of gas stations, restaurants, etc., reachable from a particular exit from a highway.

According to the invention, a system for monitoring health information of a plurality of patients is disclosed. Included in the system are a data gathering device, a node, a wide area network, and a monitoring center. The data gathering device includes a respiration sensor, a wireless transmitter, and a self-contained power source. The node is wirelessly coupled to the data gathering device and the wide area network is coupled to the node. Located remote to the node, the monitoring center is coupled to the wide area network.

Methods and systems for providing information to a user of a mobile device when the user is located in close proximity to a point of interest. For example, as a user of a mobile device travels past a retail store, coupons are displayed on the user's mobile phone. The information to be displayed is identified though use of a unique identifier provided by a short-range wireless transmitter deployed by the retail store and provided to a remote server by the mobile device.

Synchronous rectifier circuit topologies for a wireless power receiver receiving a supply of power from a wireless transmitter are disclosed. The synchronous rectifier circuit topologies include a half-bridge diode-FET transistor rectifier for rectifying the wireless power into power including a DC waveform, using a control scheme that may be provided by a delay-locked loop clock, or phase shifters, or wavelength links to control conduction of FET transistors in the synchronous rectifier circuit topology, and maintaining a constant switching frequency to have the diodes, coupled to FET transistors, to allow current to flow through each one respectively at the appropriate timing, focusing on high conduction times. The synchronous rectifier circuit topologies may enable power transfer of high-frequency signals at enhanced efficiency due to significant reduction of forward voltage drop and lossless switching.

The invention provides a method and device for characterizing a vehicle's fuel efficiency and amount of fuel consumed. The method features the steps of: 1) generating a data set from the vehicle that includes vehicle speed, odometer calculation, engine speed, load, mass air flow; 2) transferring the data set to a wireless appliance that includes i) a microprocessor, and ii) a wireless transmitter in electrical contact with the microprocessor; 3) transmitting a data packet comprising the data set or a version thereof with the wireless transmitter over an airlink to a host computer system; and 4) analyzing the data set with the host computer system to determine a status of the vehicle's fuel efficiency.

In a first aspect, a system for monitoring a swing is provided that includes (1) a swing measurement device adapted to couple to a swinging object and to output a signal indicative of a characteristic of the swinging object; (2) a wireless transmitter coupled to the swing measurement device and adapted to wirelessly transmit the signal output by the swing measurement device; and (3) a wireless device adapted to receive the wirelessly transmitted signal and to provide information regarding the swinging object based on the received signal. The wireless device is a cellular telephone or personal digital assistant (PDA). Numerous other aspects are provided.

A battery-powered occupancy sensor for detecting an occupancy condition in a space comprises first and second batteries, an occupancy detector circuit, a controller, and a wireless transmitter for transmitting a first wireless signal in response to the occupancy detector circuit detecting the occupancy condition in the space. The controller and the wireless transmitter are powered by the first battery, while only the occupancy detector circuit is powered by the second battery, such that the occupancy detector circuit is isolated from noise generated by the controller and the wireless transmitter. The occupancy detector circuit draws a current having a magnitude of approximately 5 microamps or less from the second battery. The occupancy sensor transmits a second wireless signal is response to determining that the voltage of one of the batteries has dropped too low.

The present invention is generally directed to a system for monitoring a variety of environmental and / or other conditions within a defined remotely located region. In accordance with one aspect of the invention, a system is configured to monitor utility meters in a defined area. The system is implemented by using a plurality of wireless transmitters, wherein each wireless transmitter is integrated into a sensor adapted to monitor a particular data input. The system also includes a plurality of transceivers that are dispersed throughout the region at defined locations. The system uses a local gateway to translate and transfer information from the transmitters to a dedicated computer on a network. The dedicated computer, collects, compiles, and stores the data for retrieval upon client demand across the network. The computer further includes means for evaluating the received information and identifying an appropriate control signal, the system further including means for applying the control signal at a designated actuator.

A system that enables a wireless point-of-sale transaction. In one embodiment the system comprises an account module, an account selection module, a display, an input interface, and a wireless transmitter. The account module stores account information corresponding to a plurality of payment accounts. The account selection module selects a payment account from the plurality of payment accounts as a default payment account for a wireless point-of-sale transaction based on one or more predetermined criteria. The display displays the default payment account to a user. The input interface enables the user to accept the default payment account by the account selection module. The wireless transmitter that wirelessly transmits payment information to a point-of-sale device, wherein the payment information comprises account information associated with the default account when the default payment account is accepted via the input interface.

A system enabling one or more persons to control one or more wireless electromechanical devices located in remote locations. The system includes a first personal computer (10) equipped with an internet connection. The first personal computer uses a web browser with a graphical control panel that enables the user to input control requests, and that includes an animated representation of the electromechanical device(s) such that the user can instantly see the anticipated behavior of the electromechanical device. Control signals are sent via the internet to a server (30) which in turn forwards the signals to one or more second computers (50). The second computer(s) transforms the information and sends behavioral signals to a transmitter (100) via a USB link (60). The wireless transmitter sends the signals to a wireless receiver (200) which is connected to an electromechanical device (300). In this manner, a plurality of electromechanical devices can be controlled by one or more persons located in multiple remote locations.

An implantable medical device for use in a patient management system is described, including a sensor capable of measuring a body characteristic and generating a data signal describing the measurement, and a processor configured to analyze the data signal and identify one or more significant events that warrant attention for the well-being of a patient. The implantable medical device further includes a first non-rechargeable battery configured to power at least the sensor and the processor. In addition, a first communications unit is configured to be powered by the first non-rechargeable battery and includes a wireless transmitter capable of establishing a first communications link with a host computer using an external local receiver, when said first wireless transmitter is within a short-range telemetry communication range of said local receiver, to deliver notification of the significant events to the host computer. The implantable medical device also includes a second rechargeable battery and a second communications unit powered by the second rechargeable battery. The second communications unit is capable of establishing a second communications link with said host computer over a pervasive wireless communications network, such as a cell phone network, to deliver notification of the significant events to the host computer.

Embodiments of the present invention provide a wireless appliance for monitoring a vehicle. The wireless appliance includes a microprocessor configured to select a vehicle-communication protocol of a host vehicle, and then communicate with the host vehicle through the vehicle-communication protocol. The appliance also includes a vehicle-communication circuit, in electrical communication with the microprocessor, which collects diagnostic data from the host vehicle using the vehicle-communication protocol. A GPS module, also in electrical communication with the microprocessor, generates location-based data. For transmitting these data, the appliance includes a first wireless transmitter operating on a terrestrial network and a second wireless transmitter operating on a satellite network. The microprocessor selects the first or second wireless transmitter for transmitting the diagnostic and location-based data.

The invention provides a real-time package tracking system for use by a package delivery service. The system includes a vehicle operable to deliver a package to a destination of a customer within a region, a positional location system (e.g. GPS) carried by the vehicle, the positional location system being operable to determine geographic positional coordinates for sequential locations of the vehicle along the route thereof toward said destination. The system also includes a wireless transmitter means (such as a cell phone link) carried by said vehicle, for transferring the aforesaid geographic positional coordinates to a central computer. The computer is operable to providing periodic updated calculations to periodically estimate corresponding estimated arrival time (ETA) data for the specific package to said destination and to supply the aforesaid estimated arrival time data to said customer. According to preferred embodiment, the customer can view a map with the ETA information and can make selections on line (e.g. new ETA, or complete cancellation of delivery). These choices are then used to recalculate the drivers route, and can be displayed for both the dispatcher and the driver as well.