96 results about "Transmitter" patented technology

A portable sensor device incorporates a low-power, nanostructure sensor coupled to a wireless transmitter. The sensor uses a nanostructure conducting channel, such as a nanotube network, that is functionalized to respond to a selected analyte. A measurement circuit connected to the sensor determines a change in the electrical characteristic of the sensor, from which information concerning the present or absence of the analyte may be determined. The portable sensor device may include a portable power source, such as a battery. It may further include a transmitter for wirelessly transmitting data to a base station.

A system includes a dispenser and a transmitter. The dispenser is configured to support and dispense product. The dispenser includes: a housing; an antenna disposed and configured to receive electromagnetic energy that originates from the transmitter; a power supply disposed within the housing and configured to convert the electromagnetic energy received at the antenna into DC (direct current) power; a dispenser mechanism configured and disposed to dispense the product from the dispenser on command; a controller disposed in operable communication with the power supply and the dispenser mechanism; and, an actuator disposed in operable communication with the controller. Upon actuation of the actuator, and upon presence of the DC power, the controller is responsive to facilitate action by the dispenser mechanism to dispense the product. The transmitter is configured to transmit electromagnetic energy and is disposed in operable communication with the dispenser.

A combined transponder and DME system for use in an aircraft. An L Band transmitter is shared between transponder and DME.

An RFID interrogator has a receiver/transmitter architecture that accounts for the variation in tolerances of radio system electrical components. The RFID interrogator includes a memory in which is stored desired initial condition data of the receiver/transmitter architecture, and this initial condition data is used upon initialization of the RFID interrogator to define the operational condition of the RFID interrogator. Each individual RFID interrogator may contain unique initial condition data corresponding to the particular component tolerances of that radio system.

A MIMO transmitter including an interleaving system for parsing encoded bits to a plurality of spatial streams and a plurality of interleavers to interleave bits for spatial streams such that at least a first spatial stream uses a first stream interleaver that interleaves with a pattern distinct from a second stream interleaver interleaving for a second spatial stream.

An e-mail server device includes a certificate storage unit, an SMTP reception unit, a signature unit, an SMTP transmission unit, a validity determination unit and an update request e-mail generating unit. The certificate storage unit stores a certificate for each account. The SMTP reception unit receives e-mail. The signature unit assigns a digital signature to the e-mail received by the SMTP reception unit by using a certificate of an account of a transmitter. The SMTP transmission unit transfers the e-mail assigned with the digital signature. The validity determination unit determines whether or not the certificate stored in the certificate storage unit is necessary to be updated. When the validity determination unit determines that the certificate is necessary to be updated, the update request e-mail generating unit transmits update request e-mail to the account for requesting an update of the certificate.

An image processing system in which a portable terminal and an image processing apparatus are capable of communicating with each other contactlessly, includes: the portable terminal apparatus including: a display; and a transmitter that transmits display information indicating what is currently displayed on the display, to the image processing apparatus over contactless communication, and the image processing apparatus including: a receiver that receives the display information from the portable terminal over contactless communication; a memory that records in advance, display information samples and specified operations for the image processing apparatus, with their connections; and a controller that determines an appropriate operation based on the display information received by the receiver, the display information samples recorded in the memory and the specified operations also recorded in the memory, and makes the image processing apparatus perform that determined operation.

The invention discloses a baud rate adaptive method for a universal asynchronous receiver/transmitter (UART), a device and the UART. The method comprises a step of measuring the width of the initial bit pulse of a received asynchronous serial signal with a preset clock cycle as a unit and obtaining the number of preset clock cycles in the initial bit pulse, wherein the preset clock frequency is N times of the least common multiple of all optional baud rates of a sending party, and N is a positive integer; a step of dividing the preset clock frequency by the number to obtain the transmission baud rate of the received asynchronous serial signal, a step of taking the transmission baud rate as the baud rate of the received asynchronous serial signal to receive the asynchronous serial signal. According to method, the device and the UART, the width of the initial bit pulse is measured through the preset clock cycle, the duration of the initial bit pulse is obtained, thus the baud rate of the asynchronous serial signal sent by the sending party can be obtained, and the asynchronous serial signal can be correctly received through an asynchronous receiving and sending transmitter with the transmission baud rate.

A computer-implemented method, including receiving, with a receiver, a request, to access an electronic healthcare record of an individual or patient, transmitted from a first communication device associated with a user or provider; receiving, with the receiver or a computer, a photograph, picture, or video clip, or an audio recording or audio clip, of the user or provider; processing, with a processing device or the computer, information regarding the request; generating, with the processing device or the computer, a message which contains information regarding the request and which contains, contains a link or hyperlink to, or includes as an attachment thereto, the photograph, picture, or video clip, or the audio recording or audio clip, of the user or provider; and transmitting, with a transmitter, the processing device, or the computer, the message to a second communication device associated with the individual, the patient, or a caregiver.

Techniques are provided for transmitting and receiving a mother code in an incremental redundancy hybrid automatic repeat-request protocol. A set of information bits corresponding to a message may be encoded and interleaved to produce the mother code. Each bit position of the mother code may be mapped to an output symbol, and each output symbol may be mapped to an antenna for transmission. One or more transmissions of symbols contained in the output symbols may be performed, where each transmission may include puncturing the mother code by selecting one or more symbols from the of output symbols, and transmitting each symbol in the one or more symbols on an antenna corresponding to that symbol. The mother code may be decoded, in part, by determining combinable bits contained within a set of received symbols, and computing one or more log-likelihood ratio values corresponding to each symbol in the set of received symbols.

Besides normal states of receiving and transmitting channel, the disclosed receiver and transmitter in radio frequency also possesses calibration states. In time of calibrating transmitting channel, the method lets two sets of receiver and transmitter of calibration work at calibration state of receiving channel to receive a calibration signal; and other receivers and transmitters work at normal state to transmit calibration signals. The method obtains each two times of test data of each transmitting channel. In time of calibrating receiving channel, the method lets two sets of receiver and transmitter of calibration work at calibration state of transmitting channel in sequence to transmit calibration signal; and other receivers and transmitters work at normal state to receive calibration signals. The method obtains each two times of tested data of each receiving channel. Based on the said two times of tested data, the method calibrates receiving and transmitting channels.

Relay station (200) in a communication system using PCells and Scells for backhaul communication, and configuring DL BHSFs of the PCell, and UL BHSFs of the PCell located after a prescribed number of subframes after a DL BHSF includes: ACK/NACK generator (203) generating a response signal for a downlink signal received in PCell and SCells from base station (100); transmitter (205) transmitting a response signal in response to a downlink signal received in an SCell in a DL BHSF configured at a timing different from that of the DL BHSF of the PCell, the response signal in UL BHSFs of the SCell a prescribed number of subframes after the DL BHSF, and a response signal for a downlink signal received in an SCell in a DL BHSF having the same timing as that of the DL BHSF of the PCell, and the response in a UL BHSF of the PCell.

A video encoder comprises a video frame receiver (101) connected to a processor (103) deriving relative frames from the received video frames and predicted frames. The processor is connected to a Discrete Fourier Transform (DCT) processor (105) which again is connected to a quantiser (107) for generating quantised spatial frequency coefficients for the relative frame. The output of the quantiser (107) is fed to a splitter that splits the data subset having low frequency components and a second data subset having frequency components. The first subset is used in the encoding loop comprising an inverse quantiser (111), inverse DCT processor (113), motion compensation processor (115, 117) and predicted frame processor (104). Hence, the encoding loop is simplified by only considering a reduced data set for each frame. A transmitter (119) transmits the video data as a progressively scalable stream for both the first and second data subsets.

The invention discloses a spinning dust collecting device for a spinner. The spinning dust collecting device comprises a supporting frame, a first electric push rod, a dust removal pipe, an induced draft fan, a movable box, a second electric push rod, a push block, an infrared receiver, a first filter net, a second filter net, an infrared transmitter, a high-pressure nozzle, a timer and a PLC. Supporting legs are fixedly welded to the periphery of the bottom of the supporting frame, and the bottoms of the supporting legs on the two adjacent sides are connected through a fixing plate, a plurality of fixing bolt holes are formed in the fixing plate, an electric control box is fixedly arranged on the supporting legs through bolts, a control board is installed on the electric control box, the timer and the PLC are installed inside the electric control box, the inner walls of the two corresponding sides of the supporting frame are connected through a sliding rail, and a servo motor is fixedly arranged on one side of the top of the sliding rail. The spinning dust collecting device is convenient to use, easy to operate and capable of removing dust conveniently, improving the dust removal effect and avoiding secondary pollution.

A stereoscopic image display device is for use with shutter glasses having left and right shutter lenses and includes a display processor, a display screen, a signal generator, and a signal transmitter. The display processor is for receiving a video input signal and outputting a video output signal sequence according to a frame sync signal acquired from the video input signal. The display screen is for receiving the video output signal sequence corresponding to a sequence of left-eye and right-eye images and displays the left-eye and right-eye images in an alternating manner according to the frame sync signal. The signal generator is for generating a shutter sync control signal that is transmitted to the shutter glasses by the signal transmitter for controlling duty cycles of alternating operations of the shutter glasses according to the frame sync signal.

The invention provides a full-automatic traditional Chinese medicinal material cabinet which includes a main body, wherein at least six drawers are arranged on the main body; telescopic cylinders are arranged at the rear ends of the drawers; telescopic rods of the telescopic cylinders are connected with the drawers; a control console is arranged on the right side of the main body; button switches are arranged on the control console; the number of the button switches is the same as that of the drawers, and the button switches are electrically connected with the telescopic cylinders arranged at the rear ends of the drawers in a one-to-one correspondence manner, so as to control the operations of the telescopic cylinders. According to the invention, the button switches on the control console are used to control the operations of the telescopic cylinders positioned at the rear ends of the drawers and then open the drawers accommodating the required medicinal materials, and all that a user needs to do is to take the required medicinal materials in the opened drawers, so that the time for the user to find the correct drawers is saved; in addition, by arranging an infrared transmitter and an infrared receiver, the heights of the medicinal materials in the drawers can be detected, so that the remaining amount of the medicinal materials can be detected, and the working efficiency is improved.

The present invention relates to a method of transmitting audiovisual streams between at least one device controlled by a user and a server. The audiovisual streams specified by the requests from the user are displayed on the device. The user enters a first command to change stream to the server in order to set up a communication for the transmission of the determined stream. The server then creates the determined stream and at least one second stream with a reduced bandwidth. This second stream corresponds to a stream that is immediately accessible by a second command from the user.

The invention also relates to a receiver and a transmitter for implementing the method.

A transmitter for radio control with rotary control means on its both sides is provided.

A method and system for detecting manipulation when control data are transmitted from a first control unit to a second control unit via a network, which includes generating integrity check information data for the control data transmitted by the first control unit via an integrity check generating unit on the transmitter side, calculating a cryptographic checksum for the integrity check information data generated on the transmitter side via the integrity check generating unit, transmitting the integrity check information data and the cryptographic checksum to an integrity check verifying unit that verifies the cryptographic checksum on the receiver side, generating integrity check information data on the receiver side for the control data received by the second control unit using the integrity check verifying unit, and comparing the integrity check information data and the integrity check information data with the cryptographic checksum to detect the manipulation of the transmitted control data.

The invention provides a portable and visual inspection device for transformer substation equipment. The portable and visual inspection device for the transformer substation equipment comprises a bracket, an insulation supporting rod, a vidicon, a video signal transmitter, a video monitor, a steering engine and a remote control. The steering engine comprises a shell, a control arm and a circuit device. The circuit device comprises a wireless signal receiving module, a CPU control module, a control arm drive module and a power module. The video signal transmitter is electrically in signal connection with the vidicon. The video monitor is electrically in wireless signal connection with the video signal transmitter. The remote control is electrically in wireless signal connection with the wireless signal receiving module. The vidicon is fixed to the bracket. The insulation supporting rod is detachably connected with the bracket. The steering engine and the video signal transmitter are both installed on the bracket. The control arm of the steering engine can control the vidicon to focus. The portable and visual inspection device for the transformer substation equipment is simple in structure and convenient to carry, can provide real-time operation state videos of the transformer substation equipment, is convenient and safe to operate when used, and effectively improves the reliability of power protection; no inspection dead zone exists.

A transmitter including a signal generator to generate an analytic signal in frequency domain, having frequency components that when converted to time domain result in a time domain signal with a preamble that includes a first half of containing non zero information and a second half containing only zero data. A shaper configured to generate a cyclic prefix including only zero data based on the second half of the preamble included in the time domain signal, and to attach the cyclic prefix including only zero data to the time domain signal to output a pilot signal that is to be transmitted via an antenna.

The invention discloses an electrostatic type lampblack purifier lampblack monitoring cleaning system and a monitoring cleaning method. The electrostatic type lampblack purifier lampblack monitoring cleaning system comprises a purifier data collector arranged on a power supply circuit of an electrostatic type lampblack purifier and a fan data collector arranged on a fan, an analog-digital conversion unit, an industrial personal computer and a background server, wherein the analog-digital conversion unit is used for changing a current signal collected by the purifier data collector and the fan data collector into a digital signal so as to be sent to the industrial personal computer; the industrial personal computer is provided with a GPRS (general packet radio service) data transmitter module, the background server is provided with a GPRS data sending-receiving module, so that the data of the industrial personal computer is transferred to the background server so as to carry out real-time monitoring. The invention also discloses a lampblack monitoring cleaning method of the electrostatic type lampblack purifier. The purifier data collector collets an I practical peak value and an I practical valley value in each interval setting time, and the industrial personal computer executes a sweeping task according to a setting algorithm.

A wireless power transmitter includes a sensor configured to sense an object, a power transmitter configured to wirelessly transmit power to a wireless power receiver, and a controller configured to determine whether the object is the wireless power receiver, and control the power transmitter to wirelessly transmit power to the wireless power receiver upon the object being determined to be the wireless power receiver, wherein the sensor and the power transmitter comprise separate coils.