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Keyssa Inc patents


Recent patent applications related to Keyssa Inc. Keyssa Inc is listed as an Agent/Assignee. Note: Keyssa Inc may have other listings under different names/spellings. We're not affiliated with Keyssa Inc, we're just tracking patents.

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "K" | Keyssa Inc-related inventors


Physical layer adapted for ehf contactless communication

A physical layer (phy) of a host system of an electronic device may be implemented as a contactless phy (host-cphy) for extremely high frequency (ehf) contactless communication and the operation of ehf transmitters (tx), receivers (rx) and transceivers (ehf-xcvr) in an extremely high frequency integrated circuit (ehf ic) of the electronic device. The host-cphy translates logical communications requests from the link layer (link) into hardware-specific operations to affect transmission or reception of signals over an ehf contactless link). ... Keyssa Inc

Side launch contactless signal conduit structures

Conduit structures for redirecting extremely high frequency (ehf) signals are disclosed herein. The conduit structures discussed herein are designed to re-direct ehf or rf signal energy from a first signal path to a second signal path. ... Keyssa Inc

Extremely high frequency systems and methods of operating the same to establish usb data transport protocols

Ehf communication systems described herein can selectively implement any one of the usb standards by mapping appropriate usb signal conditions over an ehf contactless communication link. The ehf contactless communication link may serve as an alternative to conventional board-to-board and device-to-device connectors, and as such enables wired connection usb signaling protocols to be used in a non-wired environment provided by the ehf contactless communications link. ... Keyssa Inc

Power sequencing circuitry and methods for systems using contactless communication units

Embodiments discussed herein refer to systems, methods, and circuits for conforming to power up sequencing rules of a conventional hard-wired data connection even though the hard-wired data connection that would ordinarily exist between two data controllers has been replaced with one or more contactless connectors. A consequence of replacing the hard-wired connection with a contactless connector is that the data controllers no longer directly control the power sequencing between the controllers because they are not able to directly communicate with each other over the hard-wired data connections. ... Keyssa Inc

Signal isolation structures for em communication

Methods, systems, and apparatus for em isolation structures. One of the apparatus includes a communication module, the communication module including: a printed circuit board; a plurality of integrated circuit packages, each integrated circuit package including at least one transmitter, receiver, or transceiver; and one or more metallic blocking structures configured to at least partially encircle a corresponding one of the plurality of integrated circuit packages, wherein each metallic blocking structure is configured to reduce signal leakage from the corresponding integrated circuit package.. ... Keyssa Inc

Ehf secure communication device

A communication device employs a contactless secure communication interface to transmit and receive data with a computing device using close proximity extremely high frequency (ehf) communication. The communication device and the computing device periodically initiate a discovery operation mode, whereby the devices periodically transmit identifying information about the respective devices and listen for identifying information from the other device. ... Keyssa Inc

Extremely high frequency systems and methods of operating the same

Embodiments discussed herein refer to systems, methods, and circuits for establishing ehf contactless communications links. The ehf contactless communication link may serve as an alternative to conventional board-to-board and device-to-device connectors. ... Keyssa Inc

Bpsk demodulation

Methods, systems, and apparatus for em communications. One of the apparatus includes a super-regenerative amplifier (sra) configured to receive a binary phase shift keying (bpsk) modulated signal and to output an amplitude signal as a function of changes in phase in the bpsk modulated signal; a pseudo synchronous demodulator that rectifies the amplitude signal and generates an envelope of the rectified amplitude signal; and an analog to digital converter that converts the amplitude values of the envelope to digital binary values.. ... Keyssa Inc

Shielded ehf connector assemblies

Shielded extremely high frequency (ehf) connector assemblies are disclosed herein. In some embodiments, a first extremely high frequency (ehf) shielded connector assembly configured to be coupled with a second ehf shielded connector assembly. ... Keyssa Inc

Contactless replacement for cabled standards-based interfaces

A contactless, electromagnetic (em) replacement (substitute, alternative) for cabled (electric) standards-based interfaces (such as, but not limited to usb) which effectively handles the data transfer requirements (such as bandwidth, speed, latency) associated with the standard, and which is also capable of measuring and replicating relevant physical conditions (such as voltage levels) on data lines so as to function compatibly and transparently with the standard. A contactless link may be provided between devices having transceivers. ... Keyssa Inc

Extremely high frequency converter

An extremely high frequency (ehf) protocol converter may include a transducer, an ehf communication circuit, a protocol conversion circuit, and a circuit port. The transducer may be configured to convert between an electromagnetic ehf data signal and an electrical ehf signal. ... Keyssa Inc

Mechanical connectors for contactless communication units

Embodiments discussed herein refer to connectors that enable two structures or devices to be coupled together in a manner that enables consistent and reliable operation of contactless communications and power transfer. The connector integrates power and alignment such that when two connectors are coupled together the power connections are also responsible for connector alignment. ... Keyssa Inc

Charging ports with integrated contactless communication units

Embodiments discussed herein refer to electric vehicle charging ports having integrated contactless communication units (ccus). The electric vehicle charging ports include male and female connector assemblies that can be coupled together in a manner that enables consistent and reliable operation of contactless communications and power transfer. ... Keyssa Inc

Adapter devices for enhancing the functionality of other devices

An adapter may facilitate easy and swift data transfer amongst two previously incompatible electronic devices. Such an adapter may be operative to communicate data with a first of the two electronic devices using a contactless communication link and a first communication protocol and to communicate data with a second of the two electronic devices using a mechanical communication link and/or using a second communication protocol that is different than the first communication protocol, such that data may be transferred between the first and second electronic devices via the adapter. ... Keyssa Inc

02/22/18 / #20180054295

Multi-data rates multi-protocol communications techniques for reference-less re-timer

Systems, methods, and apparatus for generating a clock signal using re-timer circuitry, including receiving an input data signal transmitted without a reference clock signal; comparing the input data signal with a re-timer clock signal to determine a frequency difference between the input data signal and the re-timer clock signal; determining a data rate of the input data signal based on the frequency difference between the input data signal and the re-timer clock signal; and generating, based on the data rate of the input data signal, a control signal for adjusting a frequency of the re-timer clock signal to frequency-lock the re-timer clock signal with the input data signal.. . ... Keyssa Inc

02/08/18 / #20180041235

Ehf receiver architecture with dynamically adjustable discrimination threshold

An ehf receiver that determines an initial slicing voltage level and dynamically adjusts the slicing voltage level and/or amplifier gain levels to account for characteristics of the received ehf electromagnetic data signal. The architecture includes an amplifier, detector, adaptive signal slicer, and controller. ... Keyssa Inc

02/01/18 / #20180031606

Waveguides for capturing close-proximity electromagnetic radiation transmitted by wireless chips during testing on automated test equipment (ate)

A test fixture has a flexible plastic cable that acts as a waveguide. The device-under-test (dut) is a small transceiver and antenna that operate in the extremely high-frequency (ehf) band of 30-300 ghz. ... Keyssa Inc

01/25/18 / #20180026681

Tightly-coupled near-field communication-link connector-replacement chips

Tightly-coupled near-field transmitter/receiver pairs are deployed such that the transmitter is disposed at a terminal portion of a first conduction path, the receiver is disposed at a terminal portion of a second conduction path, the transmitter and receiver are disposed in close proximity to each other, and the first conduction path and the second conduction path are discontiguous with respect to each other. In some embodiments of the present invention, close proximity refers to the transmitter antenna and the receiver antenna being spaced apart by a distance such that, at wavelengths of the transmitter carrier frequency, near-field coupling is obtained. ... Keyssa Inc

01/18/18 / #20180019861

Multi-protocol contactless communication

Methods, systems, and apparatus for em communications. One of the methods includes determining, at a first device, that a second device is present; initiating a half duplex communication with the second device; configuring communication with the second device including determining whether full duplex communication is available; in response to a determination that full duplex communication is not available, communicating with the second device in half duplex mode; and in response to a determination that full duplex communication is available, communication with the second device in full duplex mode.. ... Keyssa Inc

01/11/18 / #20180013205

Electromagnetic signal focusing structures

Embodiments discussed herein refer to systems and structures for focusing dispersal of electromagnetic signals. Focusing of the electromagnetic signals is achieved by a reflective lens that is constructed from several extremely high frequency focusing layers. ... Keyssa Inc

11/23/17 / #20170338885

Multiple order connectors for contactless communication devices and methods for using the same

Multiple order connectors for contactless communication devices and methods for using the same are disclosed herein. In some embodiments, a first device for use in establishing a contactless communications link with a second device is provided. ... Keyssa Inc

11/09/17 / #20170325328

Board-to-board contactless connectors and methods for the assembly thereof

The present disclosure relates to extremely high frequency (“ehf”) systems and methods for the use thereof, and more particularly to board-to-board connections using contactless connectors.. . ... Keyssa Inc

10/26/17 / #20170309984

Adjustable waveguide assembly

A waveguide assembly system includes a fixed port, a sliding port, and a transmission path from the fixed port to the sliding port. The transmission path includes a waveguide assembly that includes a first minor face corresponding to the fixed port, a first major face that includes a recess extending from the first minor surface towards the fixed port. ... Keyssa Inc

09/14/17 / #20170263576

Signal isolation structures for em communication

Methods, systems, and apparatus for em isolation structures. One of the apparatus includes a communication module, the communication module including: a printed circuit board; a plurality of integrated circuit packages, each integrated circuit package including at least one transmitter, receiver, or transceiver; and one or more metallic blocking structures configured to at least partially encircle a corresponding one of the plurality of integrated circuit packages, wherein each metallic blocking structure is configured to reduce signal leakage from the corresponding integrated circuit package.. ... Keyssa Inc

09/14/17 / #20170262034

Power sequencing circuitry and methods for systems using contactless communication units

Embodiments discussed herein refer to systems, methods, and circuits for conforming to power up sequencing rules of a conventional hard-wired data connection even though the hard-wired data connection that would ordinarily exist between two data controllers has been replaced with one or more contactless connectors. A consequence of replacing the hard-wired connection with a contactless connector is that the data controllers no longer directly control the power sequencing between the controllers because they are not able to directly communicate with each other over the hard-wired data connections. ... Keyssa Inc

06/22/17 / #20170179572

Scalable high-bandwidth connectivity

A scalable, high-bandwidth connectivity architecture for portable storage devices and memory modules may utilize ehf communication link chip packages mounted in various two-dimensional and three-dimensional configurations on planar surfaces such as printed circuit boards. Multiple electromagnetic communication links between devices distributed on major faces of card-like devices may be provided with respectively aligned pairs of communication units on each device. ... Keyssa Inc

06/15/17 / #20170170913

Cross-talk blocking structures for em communication

Systems and apparatus for electromagnetic communications are provided. One of the apparatuses include a communication module, the communication module including: a printed circuit board; a plurality of integrated circuit packages, each integrated circuit package including at least one transmitter, receiver, or transceiver; a plurality of signal guiding structures, each signal guiding structure being associated with a corresponding integrated circuit package of the plurality of integrated circuit packages; and one or more signal blocking structures positioned between one or more pairs of integrated circuit packages.. ... Keyssa Inc

06/08/17 / #20170160310

Waveguides for capturing close-proximity electromagnetic radiation transmitted by wireless chips during testing on automated test equipment (ate)

A test fixture has a flexible plastic cable that acts as a waveguide. The device-under-test (dut) is a small transceiver and antenna that operate in the extremely high-frequency (ehf) band of 30-300 ghz. ... Keyssa Inc

05/18/17 / #20170142516

Contactless audio adapter, and methods

A contactless, electromagnetic (em) replacement for cabled standards-based interfaces (such as usb, i2s) which handles data transfer requirements associated with the standard, and capable of measuring and replicating relevant physical conditions on data lines so as to function compatibly and transparently with the standard. A contactless link between devices having transceivers. ... Keyssa Inc

05/04/17 / #20170127465

Virtualized physical layer adapted for ehf contactless communication

A physical layer (phy) of a host system of an electronic device may be implemented as a contactless phy (cphy) for extremely high frequency (ehf) contactless communication and the operation of ehf transmitters (tx), receivers (rx) and transceivers (ehf-xcvr) in an extremely high frequency integrated circuit (ehf ic) of the electronic device. The host-cphy translates logical communications requests from the link layer (link) into hardware-specific operations to affect transmission or reception of signals over an ehf contactless link. ... Keyssa Inc

05/04/17 / #20170126259

Extremely high frequency communication chip

An electromagnetic extremely high frequency (ehf) communication chip includes one or more local oscillator circuits, a transducer circuit and at least one of a modulator or a demodulator coupled to the transducer circuit. Each of the local oscillator circuits may have a local oscillator and configured collectively to generate first and second carrier signals having respective first and second ehf frequencies. ... Keyssa Inc

04/27/17 / #20170117636

Redirection of electromagnetic signals using substrate structures

A system for transmitting or receiving signals may include a dielectric substrate having a major face, a communication circuit, and an electromagnetic-energy directing assembly. The circuit may include a transducer configured to convert between rf electrical and rf electromagnetic signals and supported in a position spaced from the major face of the substrate operatively coupled to the transducer. ... Keyssa Inc

04/20/17 / #20170111943

Contactless connector location systems and methods

Embodiments discussed herein refer to systems, methods, and circuits for locating obfuscated ehf contactless connectors so that a contactless communication link can be established between two devices. When connector interfaces are not readily ascertainable, a user may rely on the location embodiments discussed herein to quickly and correctly orient his or her device with respect to another device to establish the contactless communication link.. ... Keyssa Inc

04/20/17 / #20170110229

Communication module alignment

Systems, and apparatus for aligning structures are provided. One of the apparatus includes a first communication module including: a printed circuit board, one or more integrated circuit packages mounted on the printed circuit board, and one or more magnets positioned relative to the one or more integrated circuit packages, wherein the one or more magnets are configured to attractively couple the first communication module to a second communication module positioned in proximity to the first communication module.. ... Keyssa Inc

04/13/17 / #20170102409

Module test socket for over the air testing of radio frequency integrated circuits

A test system includes a test socket assembly for capturing low energy electromagnetic emissions from radio frequency (rf) integrated circuits (ics). The test socket assembly is structured to direct electromagnetic radiation from the device under test (dut) to a socket port coupled to one end of a waveguide for transmission to a tester. ... Keyssa Inc

04/06/17 / #20170099082

Contactless replacement for cabled standards-based interfaces

A contactless, electromagnetic (em) replacement (substitute, alternative) for cabled (electric) standards-based interfaces (such as, but not limited to usb) which effectively handles the data transfer requirements (such as bandwidth, speed, latency) associated with the standard, and which is also capable of measuring and replicating relevant physical conditions (such as voltage levels) on data lines so as to function compatibly and transparently with the standard. A contactless link may be provided between devices having transceivers. ... Keyssa Inc

03/16/17 / #20170077997

Wireless connections with virtual hysteresis

Circuit connectors for establishing ehf communication include a receiver configured to receive a transmitted ehf electromagnetic signal, and an output circuit coupled to the receiver. The output circuit has two states of operation that correspond to enabling a signal output and disabling the signal output. ... Keyssa Inc

03/16/17 / #20170077591

Wireless communication with dielectric medium

An electronic device may include a dielectric substrate, an electronic circuit supported by the substrate, for processing data, and a communication unit having an antenna. The communication unit may be mounted to the substrate in communication with the electronic circuit for converting between a first ehf electromagnetic signal containing digital information and a data signal conducted by the electronic circuit. ... Keyssa Inc

03/16/17 / #20170077582

Dielectric coupling systems for ehf communications

Dielectric coupler devices and dielectric coupling systems for communicating ehf electromagnetic signals, and their methods of use. The coupler devices include an electrically conductive body having a major surface, the electrically conductive body defining an elongate recess, and the elongate recess having a floor, where a dielectric body is disposed in the elongate recess and configured to conduct an ehf electromagnetic signal.. ... Keyssa Inc

03/09/17 / #20170070263

Link emission control

Establishing a communication link may include transmitting by a first device an unmodulated first electromagnetic ehf signal and receiving by a second device the first electromagnetic ehf signal. The second device may determine whether the received first electromagnetic ehf signal indicates that a first shield portion and a second shield portion are in alignment. ... Keyssa Inc

03/09/17 / #20170068496

Ehf enabled display systems

Display systems that use contactless connectors for transmitting data are provided. The contactless connectors are electromagnetic connectors that form an electromagnetic communications link. ... Keyssa Inc

03/02/17 / #20170064043

Contactless communication interface systems and methods

Embodiments discussed herein refer to systems, methods, and circuits for managing and establishing contactless communications lanes between two contactlessly coupled systems. A contactless communication lane can be formed for each coupled pair of contactless communication units existing in the two systems. ... Keyssa Inc

02/16/17 / #20170046299

Extremely high frequency systems and methods of operating the same to establish usb data transport protocols

Ehf communication systems described herein can selectively implement any one of the usb standards by mapping appropriate usb signal conditions over an ehf contactless communication link. The ehf contactless communication link may serve as an alternative to conventional board-to-board and device-to-device connectors, and as such enables wired connection usb signaling protocols to be used in a non-wired environment provided by the ehf contactless communications link. ... Keyssa Inc

02/09/17 / #20170040660

Contactless signal conduit structures

Conduit structures for guiding extremely high frequency (ehf) signals are disclosed herein. The conduit structures can include ehf containment channels that define ehf signal pathways through which ehf signal energy is directed. ... Keyssa Inc

02/02/17 / #20170033841

Modular electronics

A computing device includes an integrated unit having a plurality of functional components, and an extremely high frequency (ehf) communication unit operatively coupled to the integrated unit. The ehf communication unit includes a transducer configured to transmit and receive ehf electromagnetic signals, and convert between electrical signals and electromagnetic signals. ... Keyssa Inc

02/02/17 / #20170033837

Smart connectors and associated communications links

“smart” connectors with embedded processors, measurement circuits and control circuits are disclosed for establishing a “contactless” radio frequency (rf) electromagnetic (em) extremely high frequency (ehf) communications link between two electronic devices having host systems. The connectors are capable of monitoring, controlling, and directing (managing) link operation to dynamically adapt to conditions, as well as monitoring and altering (or modifying) data passing through the connector, and selecting a protocol suitable for a communications session. ... Keyssa Inc

02/02/17 / #20170033818

Contactless communication unit connector assemblies with signal directing structures

Contactless extremely high frequency (ehf) signal directing and blocking structures are disclosed herein. The ehf signal directing structures may focus ehf signal energy along a desired ehf signal pathway. ... Keyssa Inc








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