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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
07/23/15
20150207238 
 Multiple-input multiple-output rf antenna architectures patent thumbnailnew patent Multiple-input multiple-output rf antenna architectures
Rf communications circuitry, which includes a first rf antenna element, a second rf antenna element, a third rf antenna element, and a fourth rf antenna element is disclosed. The first rf antenna element is proximal to the second rf antenna element.
Rf Micro Devices, Inc.


07/09/15
20150191334 
 Multi-mode radio frequency winch controller patent thumbnailMulti-mode radio frequency winch controller
A wireless remote forms a two-way radio frequency (rf) communication network with a winch control module that allows the wireless remote to control both the winch and additional vehicle accessories through the winch control module. Further accessory control modules allow the control of more accessories utilizing the wireless remote by way of rf communication.
Warn Industries, Inc.


06/11/15
20150163343 
 Mobile device having a touch-lock state and  operating the mobile device patent thumbnailMobile device having a touch-lock state and operating the mobile device
A mobile device with a touch panel and a touch-lock operating method thereof are provided. The mobile device preferably includes an rf communication unit for supporting communication services; a touch panel for sensing input touches; a display unit for displaying a screen, where the screen includes at least one of a preset image, text, and map; and a controller for setting a touch-lock in the touch panel according to a preset condition.
Samsung Electronics Co., Ltd.


05/28/15
20150147067 
 System and  communication with a mobile device via a positioning system including rf communication devices and modulated beacon light sources patent thumbnailSystem and communication with a mobile device via a positioning system including rf communication devices and modulated beacon light sources
A light source emits a modulated light, and a radio-frequency transceiver disposed therewith emits a radio-frequency signal. A mobile device may receive either or both signals and determine its position based thereon.

05/21/15
20150137974 
 Anti-crime system using rf dongle patent thumbnailAnti-crime system using rf dongle
The present invention relates to an anti-crime system using an rf dongle. More particularly, the present invention relates to an anti-crime system using an rf dongle, in which a detection sensor is mounted on a security window, a window or a door of a balcony, and the sensed signal acquired from the detection sensor is transmitted to a server by an internet sharer using rf communication so as to inform the relevant persons in charge about the current state via the terminals of the relevant persons..
Sung Gwang Co., Ltd.


05/21/15
20150137703 
 Powerline luminaire communications patent thumbnailPowerline luminaire communications
A system and method for a lighting control system to control street lighting fixtures using modified geometric harmonic modulation for communications over a powerline. At least some of the lighting fixtures have another communications capability that enables rf communications.
General Electric Company


05/14/15
20150131632 
 Distribution of time-division multiplexed (tdm) management services in a distributed antenna system, and related components, systems, and methods patent thumbnailDistribution of time-division multiplexed (tdm) management services in a distributed antenna system, and related components, systems, and methods
Distribution of management services in distributed antenna systems having a central unit and remote units configured to time-division multiplex (tdm) downlink and/or uplink management signals into time slots to form a tdm management frame signal. In this manner, collision will not occur between multiple management signals communicated over a common communications medium at the same time in the distributed antenna system.

05/14/15
20150130675 
 Microcellular communications antenna and associated methods patent thumbnailMicrocellular communications antenna and associated methods
A radio frequency (rf) communications system includes a local rf communications device and an rf antenna including a conical rf launch structure coupled to the local rf communications device, and an elongate electrical conductor having a proximal end coupled to the conical rf launch structure and a distal end spaced apart from the conical rf launch structure to define an elongate rf coverage pattern. The elongate conductor may be a coaxial cable.

04/16/15
20150102939 
 Wearable body sensor and system including the same patent thumbnailWearable body sensor and system including the same
A body sensor, a system including the body sensor and a method of transmitting a biosignal are provided. A wearable body sensor includes a conductive electrode configured to conduct a biosignal from a body, a main board comprising a radio frequency (rf) communication circuit to generate an rf signal based on the biosignal, and an antenna disposed on the rf communication circuit to radiate the rf signal..
Samsung Electronics Co., Ltd.


04/09/15
20150098528 
 Base station for rf communication patent thumbnailBase station for rf communication
A device (101) for data-reception using amplitude modulation, comprises a coil (121) having a coil terminal (123) and being adapted to receive an amplitude modulated electromagnetic wave (116), whereupon an amplitude modulated signal (vb) is induced in the coil (121) and provided at the coil terminal (123), the amplitude modulated signal (vb) comprising a positive voltage portion (325, 427) and a negative voltage portion (324,428); and an adjustment circuit (125, 300,400) connected via an input terminal (129, 302,403) to the coil terminal (123), wherein the adjustment circuit is adapted: to adjust the amplitude modulated signal such as to reduce the positive voltage portion (325,427) by a constant amount (Δ) and to provide the adjusted amplitude modulated signal (129, 323,425) at an output terminal (131,317,427) of the adjustment circuit (125, 300,400).. .
Nxp B.v.


04/09/15
20150097739 

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.

04/02/15
20150094008 

Weakly coupled rf network based power amplifier architecture


Rf communications circuitry, which includes a first group of rf power amplifier circuits and a first weakly coupled rf network, is disclosed. The first group of rf power amplifier circuits includes a first rf power amplifier circuit, which receives and amplifies a first rf amplifier input signal to provide a first rf amplifier output signal, and a second rf power amplifier circuit, which receives and amplifies a second rf amplifier input signal to provide a second rf amplifier output signal.
Rf Micro Devices, Inc.


04/02/15
20150092625 

Hybrid active and passive tunable rf filters


Rf communications circuitry includes a first rf filter structure, which is disclosed. The first rf filter structure includes a first passive group of rf resonators and active loss-reduction circuitry.
Rf Micro Devices, Inc.


04/02/15
20150091739 

Low power wireless rf communication platform and ad-hoc security network utilizing same


Wireless radio frequency communications platform may include a plurality of sensor units communicatively coupled over a wireless radio frequency communication network to a collector unit. The sensor units may be configured to collect data concerning monitored parameters and relay the collected data to a collector unit via a wireless radio frequency communication.
Xipiter, Llc


03/26/15
20150084713 

Filtering characteristic adjustments of weakly coupled tunable rf filters


Rf communications circuitry, which includes a first rf filter structure and rf detection circuitry, is disclosed. The first rf filter structure includes a first group of rf resonators, which include a first pair of weakly coupled rf resonators coupled to a signal path of a first rf signal.
Rf Micro Devices, Inc.


03/19/15
20150078232 

Storytelling simulator and device communication


Embodiments provide techniques for facilitating radio frequency (rf) communication between devices using guaranteed time slots (gtss). Embodiments include designating, at a personal area network (pan) coordinator, a contention access period (cap) during which a plurality of devices on a network can transmit unsolicited media access control (mac) commands to the pan coordinator via rf communications.
Disney Enterprises, Inc.


03/19/15
20150076238 

Integrated loop structure for radio frequency identification


An assembly for a radio frequency (rf) communication circuit includes an electrically insulating substrate having a first side and a second side. A first electrically conductive structure is arranged on the first side of the substrate.
Smartrac Ip B.v.


03/05/15
20150065070 

Weakly coupled tunable rf transmitter architecture


Rf communications circuitry, which includes a first tunable rf filter and an rf power amplifier (pa), is disclosed. The first tunable rf filter includes a pair of weakly coupled resonators, and receives and filters a first upstream rf signal to provide a first filtered rf signal.
Rf Micro Devices, Inc.


02/05/15
20150039261 

Physical-fitness test system using acceleration sensor


The present invention relates to a fitness testing system using an acceleration sensor, of which a mobile device containing an acceleration sensor is attached to the body of the test subject and the test subject is induced to perform an exercise according to the fitness test instructions provided through the fitness testing process installed in a personal computer during which the acceleration signals are measured through rf communication for an output of the fitness test and assessment results. For this purpose, the present invention embodies a fitness measurement system consisting of an acceleration sensor device with a 3-axis acceleration sensor that is attached to the test subject to detect the 3-axis acceleration signals produced according to the test subject's movement and transmits the signals through rf communication; and an assessment and analysis unit that receives 3-axis acceleration signals from the acceleration sensor device through a host gateway and detects the maximum acceleration from the 3-axis acceleration signals received as the exercise intensity; wherein the execution processing unit of the assessment and analysis unit, in case the test items is “balance”, receives the x-axis acceleration signals, which are related to the left and right movement of the test subject, and z-axis acceleration signals, which are related to the forward and backward movement, via the host gateway and detects the trajectory according to the input x- and z-axis acceleration signals and the maximum acceleration value according to the forward, backward, left and right movements..
Industry-academic Cooperation Foundation, Yonsei University


02/05/15
20150038185 

Radio-frequency integrated circuit (rfic) chip(s) for providing distributed antenna system functionalities, and related components, systems, and methods


Radio-frequency (rf) integrated circuit (rfic) chip(s) allow for the integration of multiple electronic circuits on a chip to provide distributed antenna system functionalities. Rfic chips are employed in central unit and remote unit components, reducing component cost and size, increasing performance and reliability, while reducing power consumption.
Corning Optical Communications Wireless Ltd


02/05/15
20150038101 

Weakly coupled tunable rf receiver architecture


Rf communications circuitry, which includes a first tunable rf filter and a first rf low noise amplifier (lna) is disclosed. The first tunable rf filter includes a pair of weakly coupled resonators, and receives and filters a first upstream rf signal to provide a first filtered rf signal.
Rf Micro Devices, Inc.


02/05/15
20150036759 

Cofdm using pseudo orthogonal qpsk coding


A coded orthogonal frequency division multiplexing (cofdm) communication systems is implemented in which each subcarrier data stream is individually fec encoded instead of fec encoding the overall input data stream as implemented in conventional cofdm systems. Specifically, each subcarrier is independently encoded using pseudo orthogonal qpsk m-qam fec modulators, transmitted, and decoded using pseudo orthogonal qpsk m-qam fec demodulators.

02/05/15
20150035705 

Remote units for distributed communication systems and related installation methods and apparatuses


Remote units are mounted in a support structure so that cooling air flow is not impeded by the support structure. The remote units may have rf communications circuitry and other components that generate heat in the provision of wireless services..
Corning Optical Communications Wireless Ltd


02/05/15
20150035622 

Interference rejection rf filters


Rf communications circuitry includes an rf filter structure, which includes a group of resonators, a group of cross-coupling capacitive structures, and a group of egress/ingress capacitive structures, is disclosed. Each of the group of cross-coupling capacitive structures is coupled between two of the group of resonators.
Rf Micro Devices, Inc.


02/05/15
20150035617 

Cooperative tunable rf filters


Rf communications circuitry, which includes a first tunable rf filter and a second tunable rf filter, is disclosed. The first tunable rf filter is coupled to the second tunable rf filter.
Rf Micro Devices, Inc.


01/29/15
20150032860 

Multipath communication devices and methods


The residential communications gateway (rcg) is a broadband communications device that combines all voice, data and video communications to and from a typical residence or small business for transmission over a single, or a plurality of plain old telephone service (pots) lines separately or in conjunction with, a wireless broadband backbone. The rcg does this by employing packetized data with voice over internet protocol (voip) technologies combined with rf communications technologies.

01/08/15
20150012184 

Method for power management of wireless automotive modules


A satellite sensor system for a vehicle includes an application motion sensor for sensing vehicle motion for the purpose of activating a vehicle safety system, a low power consumption motion sensor for monitoring vehicle motion when the vehicle is parked or otherwise not in a driving mode, and an rf communications interface to allow the satellite sensor system to communicate with the vehicle's electronics control unit. The system withholds power from the application sensor until the low power consumption motion sensor indicates that the vehicle is about to enter a driving mode..
Analog Devices, Inc.


12/25/14
20140378098 

Trusted sensor data unaffected when an application processor operates in an unlocked state


Arrangements described herein relate to controlling rf communications by a communication device. Raw sensor data from one or more sensors can be received by a sensor processor.
Motorola Mobility Llc


12/25/14
20140375389 

Multi-broadband doherty power amplifier


Radio frequency (rf) amplification devices are disclosed that include doherty amplification circuits and methods of operating the same. In one embodiment, a doherty amplification circuit includes a main carrier rf amplifier, a peaking rf amplifier, and a periodic quadrature coupler.
Rf Micro Devices, Inc.


12/18/14
20140370830 

Device dynamic total rf power compensation


A system and method may dynamically control the total rf power emissions of a mobile device. The method may include determining the local rf operating situation of the mobile device; setting a maximum power limit according to the local rf operating situation; and/or adjusting an active transmitted power of the mobile device within the maximum power limit.
Research In Motion Limited


12/11/14
20140364118 

Method and incoming call detection in a dual sim single rf communication device


A method and apparatus to co-ordinate detection of incoming calls in a multimode dual-sim single rf chain wireless communications device. Incoming voice over lte calls cannot be detected by monitoring lte paging messages.

12/11/14
20140364077 

Multi-band interference optimization


Rf communications circuitry, which includes a first rf filter structure and control circuitry, is disclosed. The first rf filter structure includes a pair of weakly coupled resonators and a first tunable rf filter.

12/11/14
20140361849 

Tunable rf filter based rf communications system


Rf communications circuitry, which includes a first rf filter structure, is disclosed. The first rf filter structure includes a first tunable rf filter path and a second tunable rf filter path.

12/04/14
20140357189 

Methods of responding to an orientation or motion of a portable electronic device, and related devices


A method of responding to an orientation or motion of a portable electronic device may include receiving a plurality of commands at the portable electronic device from a proximately-located short-range radio frequency (rf) device through a direct point-to-point short-range rf communication link. The method may also include identifying the orientation or motion of the portable electronic device while the portable electronic device is proximately located to the short-range rf device.

11/27/14
20140349608 

Secure rf communication method, terminal and system


A method, terminal and secure rf communication system are provided. The method for radio frequency secure communication of the invention comprises: generating magnetic channel data, and transmitting the magnetic channel data via a magnetic channel; establishing a radio frequency link with a peer device which feeds back a response information of the magnetic channel data; generating first radio frequency data, encrypting the first radio frequency data using the magnetic channel data, and transmitting the encrypted first radio frequency data to the peer device via the radio frequency link; and/or receiving encrypted second radio frequency data transmitted by the peer device via the radio frequency link, and decrypting the encrypted second radio frequency data using the magnetic channel data.

10/30/14
20140323960 

Method and system for providing data communication in continuous glucose monitoring and management system


Method and system for providing data monitoring and management including rf communication link over which a transmitter and a receiver is configured to communicate, the transmitter configured to periodically transmit a data packet associated with a detected analyte level received from an analyte sensor, and the receiver configured to identify the transmitter as the correct transmitter for which it is configured to receive the data packets, and to continue to receive the data packets from the transmitter once the transmitter identification has been verified, is provided.. .

10/02/14
20140293894 

Distributing dynamically frequency-shifted intermediate frequency (if) radio frequency (rf) communications signals in distributed antenna systems (dass), and related components, systems, and methods


Distributed antenna systems (dass) distributing dynamically frequency-shifted intermediate frequency (if) radio frequency (rf) communications signals are disclosed. In embodiments disclosed herein, a dynamic bandwidth control unit (dbcu) is configured to provide a plurality of if rf communications signals for distribution over a communications medium to one or more remote units (rus) in a das.

09/18/14
20140273865 

Expandable in-wall antenna for a security system control unit


The present disclosure relates to an expandable antenna for a security system that is installed within a wall. The security system may include a control unit.

09/18/14
20140269272 

Wireless network communication nodes with opt out capability


Techniques are disclosed herein for providing wireless network communication nodes with opt-out capabilities. Such capabilities may, for example, allow particular customers to opt out of a typical full-scale communication mode such that their associated equipment operates at least temporarily in a limited communication mode.

09/18/14
20140266902 

Single-package phased array module with interleaved sub-arrays


Embodiments of the present disclosure are directed to a single-package communications device that includes an antenna module with a plurality of independently selectable arrays of antenna elements. The antenna elements of the different arrays may send and/or receive data signals over different ranges of signal angles.

09/18/14
20140266631 

Using a communication protocol to provide security services


A wireless communication protocol may be utilized to authenticate a protected device. If the device is not properly authenticated, the device may be rendered inoperable.

09/11/14
20140257631 

Multi-mode radio frequency winch controller


A wireless remote forms a two-way radiofrequency (rf) communication network with a winch control module that allows the wireless remote to control both the winch and additional vehicle accessories through the winch control module. Further accessory control modules allow the control of more accessories utilizing the wireless remote by way of rf communication.

09/11/14
20140253286 

Wireless tracking and security system


A wireless tracking and security system for a facility has particular application for an academic facility. A coordinator terminal has an integrated reader, a touchpad and a time display and a communication link for communicating with a host computer, as well an rf communication module.

08/28/14
20140242967 

Portable device having the touch lock status and operation system thereof


A mobile device with a touch panel and a touch-lock operating method thereof are provided. The mobile device preferably includes an rf communication unit for supporting communication services; a touch panel for sensing input touches; a display unit for displaying a screen, where the screen includes at least one of a preset image, text, and map; and a controller for setting a touch-lock in the touch panel according to a preset condition.

08/14/14
20140224881 

Durable 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


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


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


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


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 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


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 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


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


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 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 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 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 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 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 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 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.



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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

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