FreshPatents.com Logo
Enter keywords:  

Track companies' patents here: Public Companies RSS Feeds | RSS Feed Home Page
Popular terms

[SEARCH]

Rf Communication topics
Rf Communication
Communications
Communication System
Optical Fiber
Remote Control
Signal Processing
Control Unit
Computer System
Electronic Price Tag
Vehicle Tracking System
Tracking System
Shopping Cart
Base Station
Digital Media
Mobile Payment

Follow us on Twitter
twitter icon@FreshPatents

Web & Computing
Cloud Computing
Ecommerce
Search patents
Smartphone patents
Social Media patents
Video patents
Website patents
Web Server
Android patents
Copyright patents
Database patents
Programming patents
Wearable Computing
Webcam patents

Web Companies
Apple patents
Google patents
Adobe patents
Ebay patents
Oracle patents
Yahoo patents

[SEARCH]

Rf Communication patents



      
           
This page is updated frequently with new Rf Communication-related patent applications. Subscribe to the Rf Communication RSS feed to automatically get the update: related Rf RSS feeds. RSS updates for this page: Rf Communication RSS RSS


Date/App# patent app List of recent Rf Communication-related patents
08/14/14
20140224881
 Durable card patent thumbnailDurable card
Cards embodying the invention include a core subassembly whose elements define the functionality of the card and a hard coat subassembly attached to the top and/or bottom sides of the core subassembly to protect the core subassembly from wear and tear and being scratched. The core subassembly may be formed solely of plastic layers or of different combinations of plastic and metal layers and may include all the elements of a smart card enabling contactless rf communication and/or direct contact communication.
07/17/14
20140197991
 Spatial recognition of rfid tag placement using antenna multiplexing patent thumbnailSpatial recognition of rfid tag placement using antenna multiplexing
A system to determine the placement of multiple rfid tags uses multiple antennae. The rf communication (or nfc) includes read and/or read/write communication with the rfid tags..
07/10/14
20140193149
 Systems and methods for implementing optical and rf communication between rotating and stationary components of a rotary sensor system patent thumbnailSystems and methods for implementing optical and rf communication between rotating and stationary components of a rotary sensor system
Systems and methods are disclosed for implementing a rotary sensor system including rotating system components in rf signal and optical signal communication with stationary system components through a rotary coupler. The rotary coupler may be provided with an optical transmission line that passes inside or through the center of an inner conductor of a coaxial rf transmission line that itself extends across the rotational interface/s of the rotary coupler such that optical and rf signal energy may be provided simultaneously or otherwise across the rotary coupler using separate communication paths.
06/26/14
20140179367
 Cellular phone line replacement adapter patent thumbnailCellular phone line replacement adapter
An apparatus and system automatically process and route data messages or packets, via a cellular network, from analog or digital data devices, wherein the routing is accomplished without a need for voice call origination on the cellular network. The apparatus includes a fixed cellular communication device and may also include a fixed wireless rf communication device and/or a mobile wireless rf transceiver.
06/26/14
20140179342
 Signal blocking detection in offender monitoring systems patent thumbnailSignal blocking detection in offender monitoring systems
An electronic monitoring device for monitoring an individual and detecting signal blocking. The electronic monitoring device may be equipped with gps and/or rf communication technology that may be interrupted intentionally or unintentionally.
06/26/14
20140179226
 Radio frequency-communication device and method for operating the same patent thumbnailRadio frequency-communication device and method for operating the same
A radio frequency communication device has data transmission means and data receiving means. The data transmission means comprise load modulating means being adapted to receive a radio frequency carrier signal emitted by another rf communication device and to modulate the rf carrier signal by means of load modulation in accordance with data to be sent.
06/19/14
20140170994
 Provision of linearity enhancement for rf communication devices patent thumbnailProvision of linearity enhancement for rf communication devices
A switch is provided, the switch including one or more banks of transistors fabricated on a substrate, wherein body terminals of the transistors in each bank are configured to be individually controlled to have respective body voltages. The values of the body voltages are determined to provide optimum linearity of power transfer by changing properties of the substrate with respect to the properties of the substrate when the body voltages are commonly biased at a value..
06/19/14
20140169566
 System and method for enhanced rfid instrument security patent thumbnailSystem and method for enhanced rfid instrument security
A system and method for using an rfid read/write device to secure an rfid operable instrument or an rf communication is provided. The invention includes security databases in communication with a processor for storing and communicating security protocols to the rfid read/write device.
06/19/14
20140167168
 Ultrananocrystalline diamond films with optimized dielectric properties for advanced rf mems capacitive switches patent thumbnailUltrananocrystalline diamond films with optimized dielectric properties for advanced rf mems capacitive switches
An efficient deposition process is provided for fabricating reliable rf mems capacitive switches with multilayer ultrananocrystalline (uncd) films for more rapid recovery, charging and discharging that is effective for more than a billion cycles of operation. Significantly, the deposition process is compatible for integration with cmos electronics and thereby can provide monolithically integrated rf mems capacitive switches for use with cmos electronic devices, such as for insertion into phase array antennas for radars and other rf communication systems..
06/12/14
20140159818
 Doherty power amplifier with tunable impedance load patent thumbnailDoherty power amplifier with tunable impedance load
Radio frequency (rf) amplification devices are disclosed that include doherty amplification circuits and control circuits along with methods of operating the same. In one embodiment, the doherty amplification circuit includes a quadrature coupler having an isolation port and a tunable impedance load coupled to the isolation port and configured to provide a tunable impedance.
06/12/14
20140158829
In-flight refueling systems with a digital communication sub-system
The invention provides in-flight refueling systems with a communication sub-system available in radio silence operations including at least a first digital wireless data link comprising a first rf transceiver and a second rf transceiver coupled, respectively, to first and second antennas located in two points inside the boom or the hose of the refueling system or in rf communication with them and connected, respectively, to refueling control units in the tanker aircraft and in the free end of the refueling device by data buses allowing a digital communication between them.. .
06/05/14
20140154686
Biometric device and means for electronic storage and retrieval of biometric data
There is disclosed a biometric device (10), comprising a solid support (14) suitable for receiving biological material (s) and for dry storing that material at room temperature the device further comprising a circuit (16) including means for two way radio frequency communication and including writable data storage. Also disclosed is a processing method for such biometric devices, the method including the steps of: a) identifying said device by means of rf communication; b) extracting at least a portion of the biological material from the solid support of the identified device; c) analysing the extracted biological material to obtain biometric data indicative of the biological material; and d) writing said biometric data to the data storage of the biometric device..
05/29/14
20140148214
Remote antenna unit with external power control using a single control line
Apparatus and methods for efficient external control of the transmit power of a remote fixed gain antenna unit in rf communications. Apparatus embodiments include a separate feeding unit coupled to a remote fixed gain antenna unit through a single coaxial line.
05/22/14
20140141801
System and method for location of mobile devices in confined environments
A distributed antenna system includes a master unit and a plurality of remote units in communication with the master unit. A plurality of sensors are associated with the respective remote units and the sensors include receiver circuitry configured for capturing rf signals from mobile devices and a controller.
05/22/14
20140140256
Method for operating portable terminal to reduce power during support of communication service and portable terminal supporting the same
A method for operating a portable terminal so as to reduce power consumption during the support of a communication service and a portable terminal supporting the same is provided. The method includes activating a radio frequency (rf) communication unit, downloading a part of data of predetermined contents through the rf communication unit, buffering the downloaded part of the data in a buffer so as to output the buffered downloaded part of the data, and executing an idle time for terminating or reducing a power supply of the rf communication unit when the downloading of the part of the data of the predetermined contents is completed..
05/01/14
20140119245
Shared lte-ism rf front-end and antenna
A front-end module and antenna can be shared between two radio transceivers operating in coexistent radio frequency (rf) communication bands. For example, a first of the two radio transceivers may operate in one of a long term evolution (lte) band or an industrial scientific medical (ism) band, while a second of the two radio transceivers may operate in an alternative one of the lte band and the ism band.
04/10/14
20140100037
Wireless communication system for game play with multiple remote-control flying craft
A gaming system for enabling three-dimensional game play of remote-control craft controlled by a controller, each craft including a communication system with both radio frequency (rf) and infrared (ir) capabilities. The system can include a plurality of hovering remote-control flying craft each controlled by a handheld controller, and further may include at least one additional game accessory elements, such as a puck, a ground station or a gun.
04/10/14
20140099853
Remote-control flying copter and method
A hovering remote-control flying craft having a molded frame assembly includes a plurality of arms extending from a center body with an electric motor and corresponding propeller on each arm. In various embodiments, the motor and propeller are mounted downward-facing at a distal portion of each arm with a motor cover over the motor.
04/03/14
20140092054
Hybrid stylus for use in touch screen applications
A touch screen system is configured to sense a proximate or actual touch made to a touch screen panel. In response thereto, an rf transmitter is actuated to emit rf energy.
03/13/14
20140073353
Signal comparison-based location determining method
At least one portable rf communications device in conjunction with at least two fixed-location service-area antenna stations respectively capable of rf communication with the at least one device performs the steps of: (i) using a portable device at a selected location to measure rf communications signals from the plurality of local fixed-location service-area antenna stations and electronically storing at least two of the respective reception signal strength measurements; and (ii) monitoring a portable device location by causing the device to measure reception signal strength associated with local fixed-location service-area antenna stations signals, and to electronically compare these measurements with the stored at least two measurements.. .
01/16/14
20140018133
Rf communications
An envelope tracking amplifier for a transmitter has a voltage mapping linearly related to the square of the amplitude of the baseband signal.. .
01/16/14
20140016517
De-multiplexing a radio frequency input signal using output transformer circuitry
The present disclosure relates to de-multiplexing at least one rf input signal feeding rf power amplifier circuitry to create multiple de-multiplexed rf output signals, which may be used to provide rf transmit signals in an rf communications system. Output transformer circuitry is coupled to outputs from the rf power amplifier circuitry to provide the de-multiplexed rf output signals, which may support multiple modes, multiple frequency bands, or both.
12/26/13
20130345505
Electronically and remotely controlled pill and system for delivering at least one medicament
An electronically and remotely controlled pill (500) or medicament delivery system is provided. The pill (500) includes a housing (102); a medicament reservoir (104) for storing a medicament; an electronically controlled release valve or hatch (106) for dispensing one or more medicaments stored in the medicament reservoir (104) while traversing the gastrointestinal tract; control and timing circuitry (108) for opening and closing the valve (106); and a battery (109).
12/26/13
20130344808
Method and system for determining a location for a rf communication device based on its proximity to a mobile device
A mobile device may be operable to determine, based on a known location of the mobile device, a location for a rf communication device that communicates with the mobile device, whenever the mobile device is within proximate range of the rf communication device. The determined location for the rf communication device may be stored in a location database in a location server and/or a memory in the rf communication device.
12/26/13
20130343434
Method and system for processing multipath clusters
In an rf communication system, aspects for processing multipath clusters may comprise tracking a plurality of received clusters of signals and estimating a phase and amplitude of at least a portion of each of the plurality of received clusters of signals. Each of the plurality of received clusters of signals may be specified in time and an aggregate of received signal paths in a single cluster for a single base station may be processed.
12/12/13
20130330086
Providing digital data services as electrical signals and radio-frequency (rf) communications over optical fiber in distributed communications systems, and related components and methods
Distributed antenna systems providing and supporting radio frequency (rf) communication services and digital data services, and related components and methods are disclosed. The rf communication services can be distributed over optical fiber to client devices, such as remote antenna units for example.
12/12/13
20130328738
Wideband high gain antenna for multiband employment
An antenna element employable singularly or in an array and configured for concurrent rf transmission and receipt on a plurality of frequencies concurrently. The element is formed of conductive material on a substrate by a pair of substantially identical horns extending in opposite directions to distal tips.
12/05/13
20130322411
Tdma/cdma apparatus
A wireless hybrid time division multiple access/code division multiple access (tdma/cdma) user equipment (ue) includes a signaling receiver and a data detection device in communication with the signaling receiver. The signaling receiver is configured to receive and recover signaled information of code and timeslot assignments of the ue to suport an rf communication.
11/28/13
20130315225
Method and apparatus for compressing and transmitting ultra high speed data
Voiceband compression techniques are employed in order to enable an rf telecommunications base station to accommodate data signals of high speed voiceband modems and fax machines. An ultra-high speed codec supports voiceband modem and fax transmissions up to 14.4 kb/s and operates using four 16-phase rf slots.
11/28/13
20130313328
Shielded cavity backed slot decoupled rfid tags
A shielded decoupled rfid tag having a three dimensional cavity formed by conductive material walls and at least one slot in a conductive material wall that creates a main passage for rf communication signals at the operating frequency of the rfid tag to pass into and/or out of the three dimensional cavity.. .
11/14/13
20130304305
System and method for tracking tire positions
A system and method for tracking tire positions on a vehicle. Tires are tracked by checking the position of tires synchronized at a predetermined angle when a vehicle speed is equal to or greater than a preset reference speed, on the basis of wheel phase information of a wheel sensor, which is provided at the predetermined angle at every first predetermined time interval through rf communication, and wheel speed information of a wheel speed sensor including tire phase information which is inputted at a second predetermined time interval through a can communication line..
11/14/13
20130300945
Broadcasting signal receiving apparatus, remote controller and pairing method thereof
Disclosed are a broadcasting signal receiving apparatus, a remote controller and a pairing method thereof, the pairing method of the remote controller performing bidirectional communication with the broadcasting signal receiving apparatus and including: sensing a key input for a control instruction for controlling the broadcasting signal receiving apparatus, wherein the key input is selected from among a plurality of keys on the remote controller; transmitting a broadcasting signal to the broadcasting signal receiving apparatus, wherein the broadcasting signal corresponds to the key input and includes first identification information of the remote controller; and storing second identification information of the broadcasting signal receiving apparatus received from the broadcasting signal receiving apparatus. Thus, the identification information for performing the rf communication may be transmitted in response to a voluntary selection on the rf remote controller..
11/07/13
20130294554
Extracting clock information from a serial communications bus for use in rf communications circuitry
The present disclosure relates to rf front-end (rffe) circuitry that includes multiple rffe circuits, each of which may be provided by a separate integrated circuit (ic), front-end module, or both. As such, the rffe circuits may be connected to one another using an rffe serial communications bus.
11/07/13
20130293318
Bandpass filter of rf communication system
The present invention relates to the bandpass filter of an rf communication system. The bandpass filter embodies a dual band characteristic by combining an equilibrium zero-order resonator and a non-equilibrium zero-order resonator, provides transmission zero using a cross-coupling structure near a pass band, and also has a neighboring signal blocking characteristic..
10/17/13
20130275261
Smart price tag system including remote display
An electronic price tag system for stock keeping units (skus) having three components: an id module, a remote display module (rdm), and a remote display control module (rdcm). The id module and/or the rdcm may contain display elements.
10/17/13
20130271568
Transmitting system and receiving apparatus for providing hybrid service, and service providing method thereof
A receiving apparatus includes a first receiving unit that receives a first signal comprising an information descriptor to describe service characteristics, reference data, and additional data reference information through a rf communication network; a second receiving unit that can be connected to an ip network; a demux unit that detects the information descriptor from the first signal; a first signal processing unit that processes the reference data; a control unit that, if it is determined as a hybrid service depending on the information descriptor, controls the second receiving unit to access a source apparatus corresponding to the additional data reference information; a second signal process unit that, if a second signal comprising additional data is received through the ip communication network, processes the additional data; and an output unit that synchronizes and outputs the reference data and the additional data.. .
10/03/13
20130261943
Object cluster detection and estimation
A vehicle tracking system includes a wheel unit containing rf communication circuitry. The wheel units communicate with fixed nodes of a monitoring system.
09/26/13
20130254792
Method and apparatus for using low power rf circuits and edid data and control for display monitoring
A method and means for display control and monitoring include an extended display identification (edid) means and communicating with the display using radio frequency communication and extended display identification commands via the extended display identification means to monitor the display's status and to control the display's functionality controllable via the extended display identification commands. The means can include an edid circuit for interfacing with a display and communicating with at least the display using edid packets, an rf interface for providing rf communications, an antenna for receiving and transmitting rf packets and a processor for translating the received rf packets to edid packets and vice-versa..
09/26/13
20130249694
Systems and methods for animal containment, training, and tracking
Systems for containing, training, and tracking animals (e.g., pets) utilize electronic animal tags or collars, including ir reception and two-way rf communication. An aimable ir directional zone defining unit includes selectable different modes of operation relative to an animal collar or tag.
09/12/13
20130235443
Time-domain gated filter for rf communication systems
A time domain filter receives a double sideband (dsb) input in the frequency domain and compresses this input into a time domain signal filtered by a time gate for providing a time filtered signal that is then expanded back into the frequency domain as a single sideband (ssb) output with one sideband being filtered by the time gate for translating dsb signals into ssb signals well suited for communicating chirped modulated signals as ssb signals along an electrical line or optical fiber without dispersive nulling of the communicated signal.. .
09/05/13
20130231056
Communication system and communication method
The present invention relates to a communication system and a communication method. The communication system includes a micro ic card, a radio frequency (rf) card sleeve and a multi-frequency card reader.
08/15/13
20130210360
Methods of communicating identification information and a responsive command via short-range communications, and related devices
Methods of operating a short-range radio frequency (rf) device are provided. The methods may include transmitting identification information that identifies the short-range rf device and/or sensor information generated by a sensor associated with the short-range rf device, using a short-range rf communication protocol.
08/08/13
20130201882
Tunable hybrid coupler
This disclosure includes embodiments of a tunable hybrid coupler. The tunable hybrid coupler includes a first inductive element having a first inductance, a second inductive element having a second inductance and mutually coupled to the first inductive element, a first variable capacitive element having a first variable capacitance, and a second variable capacitance having a second variable capacitance.
08/01/13
20130194979
Optimal switching frequency for envelope tracking power supply
A radio frequency (rf) communications system, which includes an rf power amplifier (pa) and an envelope tracking power supply, is disclosed. The rf communications system processes rf signals associated with at least a first rf communications band, which has a first bandwidth.
07/25/13
20130191556
Plug-and-play sensor peripheral component for process instrumentation
A plug-and-play sensor peripheral component includes an electrically conductive physical connector; an electrical connector; a transformer; and an rf communication and data storage circuit. The electrical connector is electrically connected to the physical connector by a first conductive path.
07/25/13
20130188959
Providing digital data services in optical fiber-based distributed radio frequency (rf) communication systems, and related components and methods
Optical fiber-based distributed communications systems that provide and support both rf communication services and digital data services are disclosed herein. The rf communication services and digital data services can be distributed over optical fiber to client devices, such as remote antenna units for example.
07/11/13
20130177321
Balloon network with free-space optical communication between super-node balloons and rf communication between super-node and sub-node balloons
Exemplary embodiments may involve hierarchical balloon networks that include both optical and radio frequency links between balloons. An exemplary network system may include: (a) a plurality of super-node balloons, where each super-node balloon comprises a free-space optical communication system for data communications with one or more other super-node balloons and (b) a plurality of sub-node balloons, where each of the sub-node balloons comprises a radio-frequency communication system that is operable for data communications.
07/04/13
20130170839
Wireless remote control systems and methods for bathroom devices
The present application relates to a communication system for a bathroom product such as a toilet. The communication system includes a remote control device and a host device that directly controls the bathroom product.
06/20/13
20130158692
Adaptive isochronous usb audio to rf communication device
A method of and a system for synchronizing isochronous audio data frames provided by a usb interface to a clock of a wireless rf communication device is provided. The usb interface and the wireless rf communication device are connected via an i2s link, the method comprising receiving the isochronous audio data frames and the wireless rf communication device clock in a streaming controller, phase locking the isochronous audio data frames to a usb interface clock, counting start-of-frame pulses of the phase locked isochronous audio data frames, comparing the counted start-of-frame pulses with the wireless rf communication device clock to determine a difference signal, the difference signal triggering a synchronization event code when a threshold difference has been reached, rate matching the isochronous audio data frames to the wireless rf communication device clock upon receiving the synchronization event code..
06/20/13
20130156438
Digital multimeter having remote display with automatic communication binding
A method of automatically binding first and second devices for rf communication is disclosed. One step of the method involves establishing a secure, non-rf communication mode between the first and second devices.
06/06/13
20130142246
Radio frequency transmitter adaptors, methods and articles of manufacture
Radio frequency (rf) transmitter adaptors, methods and articles of manufacture are disclosed. A method of adapting an rf transmitter for using in controlling a radio controlled (r/c) device having an rf receiver includes receiving a pulse-position modulation (ppm) signal from the rf transmitter, automatically selecting a channel assignment map based on the ppm signal, and generating, from the ppm signal, an rf communication signal compatible with the rf receiver for use in controlling the r/c device based on the selected channel assignment map..
06/06/13
20130141134
Systems and methods for sensing signals communicated with a host device or on an interface of plug-in card when there is lack of access to sensing points
A circuit system for testing a chip is provided. The circuit system includes a first layer coupled with a plurality of ground communication mediums.
05/30/13
20130135052
Interference reduction between rf communications bands
Radio frequency (rf) power amplifier (pa) circuitry and a pa envelope power supply are disclosed. The rf pa circuitry receives and amplifies an rf input signal to provide an rf output signal using an envelope power supply signal, which is provided by the pa envelope power supply.
05/30/13
20130135043
Multimode rf amplifier system
Multimode radio frequency (rf) amplifier systems and techniques are disclosed. In one embodiment, a multimode radio frequency (rf) amplifier system has a first rf amplifier and a second rf amplifier.
05/23/13
20130129358
Terminal apparatus for auto pairing, remote control apparatus and method thereof
A terminal apparatus for auto pairing and a remote control apparatus and method thereof are provided. The terminal apparatus includes an ir receiving unit configured to receive an ir signal including first identification information of an external apparatus from the external apparatus, a radio frequency (rf) communication unit configured to perform wireless communication with the external apparatus which transmit the ir signal including the first identification information, a storage unit configured to store a pairing list including identification information of at least one external apparatus, and a control unit configured to control the rf communication unit to perform pairing for wireless communication with the external apparatus according to whether or not identification information of at least one external apparatus in the pairing list corresponds to the received first identification information..
05/09/13
20130117471
Configuration of a metrologically sealed device via a passive rf interface
Systems and methods that allow for the configuration or reconfiguration of an electronic metrologic device without having to handle the device or open the device packaging. Configuration/reconfiguration is accomplished by way of passive rf communication between a rf read/write device and a rf-enabled memory device installed to the metrologic device.
05/09/13
20130116520
Single and multi node, semi-disposable wearable medical electronic patches for bio-signal monitoring and robust feature extraction
A wireless modular, multi-modal, multi-node patch platform is described. The platform preferably comprises low-cost semi-disposable patch design aiming at unobtrusive ambulatory monitoring of multiple physiological parameters.
05/02/13
20130109312
Radio frequency-communication device and method for operating the same
A radio frequency communication device has data transmission means and data receiving means. The data transmission means comprise load modulating means being adapted to receive a radio frequency carrier signal emitted by another rf communication device and to modulate the rf carrier signal by means of load modulation in accordance with data to be sent.
05/02/13
20130104387
On pcb dielectric waveguide
A method which relates to fabricating a dielectric waveguide (wg) on a pcb for rf communication between ics on the pcb. The wg can replace a baseband copper bus and resulting in the pcb being smaller and/or cheaper.
04/25/13
20130100113
Relay apparatus, relay method, and 3d image system
A relay apparatus is provided. The relay apparatus includes a receiving unit configured to receive an ir signal from a 3d display apparatus, a control unit configured to detect control information for driving 3d glasses included in the ir signal and generating a transmission packet according to an rf communication protocol based on the detected control information, and a communication unit configured to transmit the transmission packet to the 3d glasses..
03/28/13
20130079141
Wirelessly powered gaming device
Embodiments of the invention provide an interactive toy or gaming device for actuating various interactive play effects within a compatible play environment. The gaming device comprises a portable housing having an internal cavity configured to receive one or more batteries or other power sources for powering the device.
02/07/13
20130034144
System and method of prebias for rapid power amplifier response correction
A system and method are provided for reducing dynamic evm of an integrated circuit power amplifier (pa) used for rf communication. In a multistage pa, the largest amplification stage is biased with a high amplitude current pulse upon receipt of a tx enable, before receipt of the rf signal data burst.
01/31/13
20130029598
Integrated circuit with intra-chip and extra-chip rf communication
An integrated circuit includes a first integrated circuit die having a first circuit and a first intra-chip interface and a second integrated circuit die having a second circuit and a second intra-chip interface and a remote interface, wherein the first intra-chip interface and the second intra-chip interface electro-magnetically communicate first signals between the first circuit and the second circuit, and wherein the remote interface is coupled to engage in electromagnetic communications with at least one other integrated circuit. In an embodiment of the present invention, a shielding element shields the electromagnetic communications with the at least one other integrated circuit from the electromagnetic communication of the first signals.
01/31/13
20130028610
Rf communications device including an optical link and related devices and methods
A communications device includes a transmitter device including an optical source configured to generate an optical carrier signal, and a modulator coupled to the optical source and configured to modulate the optical carrier signal with an input signal having a first frequency, an optical waveguide coupled to the transmitter device, and a receiver device coupled to the optical waveguide. The receiver device includes an optical splitter, a first waveguide path coupled to the optical splitter and configured to filter a sideband from the modulated optical carrier signal, a second waveguide path coupled to the optical splitter and configured to generate a selected sideband from selectable sidebands based upon the modulated optical carrier signal, and an optical-to-electrical converter coupled to the first and second waveguide paths and configured to generate an output signal including a replica of the input signal at a second frequency based upon the selected sideband..
01/17/13
20130015815
System for identifying an electric vehicle connected to electric vehicle service equipment
A system for identifying an electric vehicle connected to electric vehicle service equipment (evse) and which involves rf communication exploits the obdm of the electric vehicle as well as the auto-cam system. Power is applied from the evse to supply electric power and the flow of current to the battery charger is detected.
01/03/13
20130005281
Rf communications device with inverse function for coupler therein and related methods
A radio frequency (rf) communications device may include a power amplifier, an antenna, a tunable coupler between the power amplifier and the antenna, a processor, and an exciter module coupled between the processor and the power amplifier and generating an rf signal based upon a baseband signal. The processor may be configured to set the tunable coupler to a desired tuning and thereby defining a transfer function for the tunable coupler, and to generate an inverse transfer function of the transfer function of the tunable coupler.
01/03/13
20130003809
System and methods for determining radiated radio frequency (rf) receiver sensitivity
A test method is for determining rf sensitivity of an rf receiver for a plurality of channels extending over a frequency band(s) using an rf source coupled to the rf receiver by an rf communications link. The plurality of channels may include channels having a predictable rf sensitivity and a channel(s) having a non-predictable rf sensitivity.
01/03/13
20130002472
Active retrodirective antenna array with a virtual beacon
An active retrodirective antenna array is provisioned with a virtual beacon for use with uncooperative targets. An rf pilot signal is imposed onto an optical carrier beam and directed at a target.
01/03/13
20130002447
Methods and systems for virtual energy management display
A method and system of virtual energy management display involves periodically receiving via a mesh local area network electronic data representing energy management-related information by a rf communication-enabled memory storage device coupled to an electronic display device within a home area network. Electronic data representing telemetry information is likewise periodically received by the rf communication-enabled memory storage device from at least one rf communication-enabled energy management-related device within the home area network.


Popular terms: [SEARCH]

Rf Communication topics: Rf Communication, Communications, Communication System, Optical Fiber, Remote Control, Signal Processing, Control Unit, Computer System, Electronic Price Tag, Vehicle Tracking System, Tracking System, Shopping Cart, Base Station, Digital Media, Mobile Payment

Follow us on Twitter
twitter icon@FreshPatents

###

This listing is a sample listing of patent applications related to Rf Communication for is only meant as a recent sample of applications filed, not a comprehensive history. There may be associated servicemarks and trademarks related to these patents. Please check with patent attorney if you need further assistance or plan to use for business purposes. This patent data is also published to the public by the USPTO and available for free on their website. Note that there may be alternative spellings for Rf Communication with additional patents listed. Browse our RSS directory or Search for other possible listings.
     SHARE
  
         


FreshNews promo



3.0248

3533

16 - 0 - 69