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Rf Communication

Rf Communication-related patent applications - as published by the U.S. Patent and Trademark Office (USPTO).


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NEW Analog distributed antenna systems (dass) supporting distribution of digital communications signals interfaced from a digital ...
Corning Optical Communications Wireless Ltd
August 17, 2017 - N°20170237493

Embodiments disclosed in the detailed description include analog distributed antenna system (das) supporting distribution of digital communications signals interfaced from a digital signal source and analog radio frequency (rf) communications signals. Analog rf communications signals received from analog rf signal sources are distributed in the analog das without being digitized. The analog das is also configured to interface with digital ...
NEW Weakly coupled tunable rf receiver architecture
Qorvo Us, Inc.
August 17, 2017 - N°20170237404

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. The first rf lna is coupled to the first tunable rf filter, ...
Remote units for distributed communication systems and related installation methods and apparatuses
Corning Optical Communications Wireless Ltd
July 27, 2017 - N°20170214111

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.
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Blocker detection based automatic gain control
Analog Devices Global
July 20, 2017 - N°20170207801

Modular gain control based on blocker signal detection is disclosed herein. In a multi-stage gain control scheme for a receiver, the input stage gain or the pre-mixing stage gain can be controlled for effective blocker rejection based on detecting a blocker signal at a mixer, and the output stage gain or the post-mixing stage gain can be controlled to restore ...
Biometric device and means for electronic storage and retrieval of biometric data
Ge Healthcare Uk Limited
July 20, 2017 - N°20170205406

A biometric device, comprising a solid support suitable for receiving biological material and for dry storing that material at room temperature the device further comprising a circuit including means for two way radio frequency communication and including writable data storage. A processing method for such biometric devices, the method including the steps of: a) identifying said device by means of ...
Mobile device having a touch-lock state and method for operating the mobile device
Samsung Electronics Co., Ltd.
July 06, 2017 - N°20170195478

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 ...
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Rf Communication Patent Applications
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Advanced amplifier system for ultra-wide band rf communication
Dockon Ag
June 29, 2017 - N°20170187337

A logarithmic detector amplifying (lda) system is provided for use as a high sensitivity receive booster or replacement for a low noise amplifier in a receive chain of a communication device. The lda system includes an amplifying circuit configured to receive an input signal having a first frequency and generate an oscillation based on the input signal, a sampling circuit ...
Distribution of time-division multiplexed (tdm) management services in a distributed antenna system, and related components, ...
Corning Optical Communications Wireless Ltd.
June 22, 2017 - N°20170181031

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 ...
Mooring system and mooring buoy
Jkp Marine Pty Ltd
June 08, 2017 - N°20170158289

A mooring buoy comprising a buoyant body, an attachment point for attaching the buoy to a marine vessel, a controller, an rf communication device for receiving a vessel id identifying the marine vessel and a movement sensor, wherein the controller is arranged to determine when the marine vessel is moored to the mooring buoy based on the received vessel id ...
Flexible redundancy using rf switch matrix
Hughes Network Systems, Llc
June 01, 2017 - N°20170155423

A method of operating an rf system, the method including controlling coupling and uncoupling of rf ports included in an m by n radio frequency (rf) switch matrix including n first-side rf ports and m second-side rf ports, wherein each of the first-side rf ports may be selectively coupled to at least one of two or more of the second-side ...
Location tracking using fiber optic array cables and related systems and methods
Hughes Network Systems, Llc
May 25, 2017 - N°20170150316

Fiber optic array cables and related systems and methods to determine and/or track locations of objects are disclosed. The fiber optic array cables can be employed in an optical-fiber-based communication system, including a centralized optical-fiber based communication system. In one embodiment, the fiber optic array cable is configured to carry optical rf or radio-over-fiber (rof) signals to establish communications ...
Systems and methods for real-time operation of software radio frequency canceller
General Electric Company
May 18, 2017 - N°20170141910

A full-duplex rf communication system and corresponding methods use digital adaptive filters for interference cancellation. As provided, the techniques allow full-duplex radio frequency communication without frequency-, time-, or code-division multiplexing and without the use of hardware rf cancellers, in real-time. Such techniques may be useful for wireless communication, such a cellular communication, radio communication, broadcasting, short-range point-to-point communication, wireless sensor ...
Systems and methods for low power rf data reception
Cox Communications, Inc.
May 11, 2017 - N°20170135044

Systems and methods are disclosed for low power rf communications, comprising receiving an am signal using a passive rf receiver circuit, converting the am signal to a digital output signal using a comparator, receiving the digital output signal from the comparator, determining whether the digital output signal is valid or not using a digital signal processing circuit, and upon detection ...
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Rf Communication Patent Applications
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Vehicle and control method thereof
Hyundai Motor Company
May 11, 2017 - N°20170129457

A vehicle includes: a low frequency (lf) communication unit transmitting an authentication request signal to a smart key through an lf communication network; a radio frequency (rf) communication unit receiving an authentication response signal from the smart key through an rf communication network; and a controller measuring an authentication response time period based on a time at which the authentication ...
Dual antenna wireless communication device in a load control system
Lutron Electronics Co., Inc.
May 04, 2017 - N°20170125884

A wireless communication device for use in a load control system for controlling one or more electrical loads may comprise a counterpoise, a first and second antennas, a rf communication circuit and a control circuit. The two antennas may be oriented differently and spaced apart from each other. For example, the first antenna may extend perpendicularly from the counterpoise while ...
Rf communications device with conductive trace and related switching circuits and methods
Harris Corporation
April 13, 2017 - N°20170104505

An rf communications device may include a circuit board having a dielectric layer and conductive traces, one of the conductive traces defining a transmission line. The rf communications device may also include an rf transmitter carried by the circuit board and coupled to the transmission line, and rf switching circuits, each rf switching circuit including a substrate having a tapered ...
Rf communications device with conductive trace and related switching circuits and methods
Harris Corporation
April 13, 2017 - N°20170104504

An rf communications device may include a circuit board having a dielectric layer and conductive traces, one of the conductive traces defining a transmission line. The rf communications device may also include an rf transmitter carried by the circuit board and coupled to the transmission line, and rf switching circuits, each rf switching circuit including a substrate having a tapered ...
Systems and methods for powering and communicating with wireless sensor devices using building electrical wiring
Intermec Ip Corp.
April 13, 2017 - N°20170104467

A system and method for powering and communicating with wireless sensors are provided. One system includes a radio-frequency (rf) transmitter configured to transmit at least one of rf power signals or rf communication signals and a coupling circuit configured to couple the rf transmitter to electrical wiring to allow transmission of the rf power signals or the rf communication signals ...
Digital data services and/or power distribution in optical fiber-based distributed communications systems providing digital ...
Corning Optical Communications Llc
April 06, 2017 - N°20170099107

Methods and systems for distribution of digital data services, radio frequency (rf) communications services, and power are provided for use in optical fiber-based distributed communications systems. Electrical digital data signals are received at a distribution unit. Downlink digital data signals representing the electrical digital data signals are distributed from the distribution unit over a downlink digital data services line to ...
Hybrid full duplex communications in a radio frequency cable network
Cable Television Laboratories, Inc.
March 30, 2017 - N°20170093555

Systems and methods presented herein provide for improved duplex communications in an rf cable network comprising a plurality of cms. In one embodiment, a system includes a cmts operable to transmit downstream communications to the cms and to process upstream communications from the cms. The system also includes a duplex rf communication path between the cmts and the cms. The ...
Protecting wireless communication components in a highly resonant field
Electrochem Solutions, Inc.
March 30, 2017 - N°20170093456

A system for harnessing and conditioning wirelessly transmitted electrical energy by near field magnetic induction configured with various magnetic field shielding embodiments is disclosed. The shielding embodiments are designed to minimize electromagnetic interference and induced electrical current. The system comprises an electrical energy capture circuit and an rf communication circuit. The electrical energy capture circuit conditions and modifies the wirelessly ...
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