Patent application number | Description | Published |
20080291986 | LOW POWER PARTIAL FUNCTIONALITY MODEMS - Low power partial functionality modems, receivers, transmitters and transceivers. Some embodiments include a first mode for receiving/transmitting a first data stream over wires, and a second low-power partial-functionality mode for receiving/transmitting a low throughput second bidirectional data stream over a subset of the wires, wherein a bi-functional analog front end supports both modes. | 11-27-2008 |
20080291994 | LOW POWER PARTIAL FUNCTIONALITY COMMUNICATION LINK - A low power partial functionality communication link that includes a first mode of operation for transmitting a first high throughput data stream including a plurality of data types over wires, and a second low power partial functionality mode of operation for transmitting, over a subset of the wires used for transmitting the first data stream, a second low throughput bidirectional data stream that may include less data types than the first data stream. | 11-27-2008 |
20080292007 | POWER SAVING TECHNIQUES FOR A PARTIAL FUNCTIONALITY COMMUNICATION LINK - Power saving techniques for a device including an active mode of operation for transmitting a first data stream of at least two data types over wires, and a low power partial functionality mode of operation for transmitting a second data stream over a subset of the wires used for transmitting the first data stream. The power saving techniques may utilize different modulation schemes, different throughputs, different symbol rates, or other techniques. | 11-27-2008 |
20080294919 | ETHERNET LOW POWER PARTIAL FUNCTIONALITY COMMUNICATION LINK - Methods and devices for a low power partial functionality communication link having an Ethernet mode of operation and a low power partial functionality mode of operation. The communication link may process only frames containing predefined data types while in the low power partial functionality mode. | 11-27-2008 |
20080301748 | HIGH DEFINITION AND LOW POWER PARTIAL FUNCTIONALITY COMMUNICATION LINK - Communication link including a cable containing four pairs of wires, three transmitters to transmit uncompressed video data and audio data over three of the pairs of wires to three receivers, and two transceivers to form a bidirectional multi data type communication link over the fourth pair of wires. An active mode of operation for transmitting the uncompressed video data and the audio data over the three pairs of wires, and for transmitting bidirectional data over the fourth pair of wires. And a first low power partial functionality mode of operation for transmitting bidirectional system controls. | 12-04-2008 |
20080304433 | METHODS AND DEVICES FOR DAISY CHAIN CE DEVICE POWER SAVE MODES - A daisy chain device including a first active mode of operation and a second low power mode of operation. In the first active mode of operation the daisy chain device supplies or receives multimedia data containing at least two types of data. In the second low power mode of operation the daisy chain device relays only predefined data types and consumes less power. Wherein the daisy chain connection includes wires and the transmissions in the different modes of operation are over the same wires. | 12-11-2008 |
20090074040 | METHODS FOR MANAGING A MULTI DATA TYPE COMMUNICATION LINK - Methods for operating a multi data type communication link transceiver, including: testing the type of the link partner transceiver. If the link partner transceiver is not a multi data type communication link transceiver, operating the multi data type communication link according to the detected type of the link partner transceiver. If the link partner transceiver is a multi data type communication link transceiver, further including the steps of negotiating the functionality required from the multi data type communication link with the link partner, and switching to an appropriate mode of operation | 03-19-2009 |
20090115911 | Methods for transmitting digital multimedia and data over the same wires - A method of transmitting a data stream over a communication channel, the method comprising: providing symbol sets having different numbers of symbols; modulating data in the data stream that warrant different degrees of protection against noise onto symbols from symbol sets having different numbers of symbols, wherein which symbol set given data in the stream is modulated onto is independent of symbol sets onto which other data in the data stream is modulated onto; and transmitting the symbols. | 05-07-2009 |
20090116547 | Devices for transmitting digital video and data over the same wires - A method of transmitting a data stream over a communication channel, the method comprising: providing symbol sets having different numbers of symbols; modulating data in the data stream that warrant different degrees of protection against noise onto symbols from symbol sets having different numbers of symbols, wherein which symbol set given data in the stream is modulated onto is independent of symbol sets onto which other data in the data stream is modulated onto; and transmitting the symbols. | 05-07-2009 |
20090116548 | Methods for transmitting digital multimedia and data over the same wires - A method of transmitting a data stream over a communication channel, the method comprising: providing symbol sets having different numbers of symbols; modulating data in the data stream that warrant different degrees of protection against noise onto symbols from symbol sets having different numbers of symbols, wherein which symbol set given data in the stream is modulated onto is independent of symbol sets onto which other data in the data stream is modulated onto; and transmitting the symbols. | 05-07-2009 |
20090116583 | HDMI communication over twisted pairs - A method of transmitting a data stream over a communication channel, the method comprising: providing symbol sets having different numbers of symbols; modulating data in the data stream that warrant different degrees of protection against noise onto symbols from symbol sets having different numbers of symbols, wherein which symbol set given data in the stream is modulated onto is independent of symbol sets onto which other data in the data stream is modulated onto; and transmitting the symbols. | 05-07-2009 |
20090147864 | HDMI communication over twisted pairs - A method of transmitting a data stream over a communication channel, the method comprising: providing symbol sets having different numbers of symbols; modulating data in the data stream that warrant different degrees of protection against noise onto symbols from symbol sets having different numbers of symbols, wherein which symbol set given data in the stream is modulated onto is independent of symbol sets onto which other data in the data stream is modulated onto; and transmitting the symbols. | 06-11-2009 |
20090295679 | MULTIPLE DISPLAY NETWORK SUPPORTING HDMI-CEC - Methods and devices for manipulating HDMI-CEC messages transmitted over a network including at least two HDMI-CEC display devices with their associated at least two HDMI-CEC cluster trees that at least partially overlap, and enabling each of the HDMI-CEC display devices to communicate using HDMI-CEC with its associated HDMI-CEC cluster tree according to its current HDMI-CEC network view. | 12-03-2009 |
20090295680 | OPERATING A MULTI DISPLAY NETWORK SUPPORTING HDMI-CEC - Method and devices for operating a network including at least two HDMI-CEC display devices using HDMI-CEC. Some embodiments include creating and displaying a control menu which includes the HDMI-CEC display devices. Other embodiments include creating a unique control menu for each of the HDMI-CEC display devices. | 12-03-2009 |
20090295990 | METHODS AND DEVICES FOR ON THE FLY CEC MODIFICATION - A CEC on the fly modification function, operated by a manipulating switch including at least one HDMI-CEC input port and at least two HDMI-CEC output ports, enables the manipulating switch to receive a CEC block which was initiated by a certain device, modify one or more bits in the received CEC block, optionally on the fly, and supply the modified CEC block to one or more devices. | 12-03-2009 |
20090295996 | METHODS AND DEVICES FOR CEC PROPAGATION CONTROL - A CEC propagation control function, operated by a manipulating switch including at least one HDMI-CEC input port and at least two HDMI-CEC output ports, enables the manipulating switch to receive a CEC block which was initiated by a certain device, and pass or intercept the received CEC block to one or more devices, optionally on the fly, and without modifying the received block. | 12-03-2009 |
20090295997 | MULTIPLE SINK CONFIGURATION SUPPORTING HDMI-CEC - Methods and devices for enabling a chain of displays to communicate with HDMI-CEC sources using HDMI-CEC. Also disclosed is a display device supporting picture-in-picture through two HDMI-CEC input ports, where each port communicates using HDMI-CEC with an HDMI-CEC source. | 12-03-2009 |
20090296002 | NETWORK VIEWS FOR A MULTI DISPLAY NETWORK SUPPORTING CEC - Method and devices for discovering, maintaining and updating network views of a multi display network supporting CEC. Some embodiments include determining CEC logical addresses of HDMI-CEC devices coupled to HDMI-CEC ports using selective CEC message generation and handling. Other embodiments eliminate an HDMI-CEC device from selected cluster trees upon identifying TMDS communication. | 12-03-2009 |
20090296003 | METHODS AND DEVICES FOR SPOOFING CEC MESSAGES - Methods and devices for emulating HDMI-CEC devices, sub networks, or messages, including selecting the properties of an HDMI-CEC device to be emulated from at least two devices representing different functionalities, and initiating spoofed CEC messages. | 12-03-2009 |
20090296712 | METHODS AND DEVICES FOR CEC BLOCK TERMINATION - A CEC block termination function, operated by a manipulating switch including at least one HDMI-CEC input port and at least two HDMI-CEC output ports, enables the manipulating switch to receive a CEC block which was initiated by a device, optionally acknowledge (ACK) the block, modify the received block, and supply the modified block to one or more devices. Optionally, a section of the CEC block may be modified, the entire CEC block may be modified, or the CEC message may be partially or completely modified. | 12-03-2009 |
20090296731 | METHODS FOR ADDRESS ASSIGNMENT - Methods for CEC logical address assignments and HDMI physical address assignments. Some embodiments determine a required HDMI physical address to be assigned to an upstream HDMI-CEC device and provide the required HDMI physical address. Other embodiments assign consistent CEC logical addresses to a plurality of HDMI-CEC display devices in different HDMI-CEC network views. | 12-03-2009 |
20100058062 | FAMILY DWELLING RESTRICTED COMMUNICATION SYSTEM - A network comprising an authentication network limited to a family dwelling; a content source; and a content receiver. Wherein the content source is configured to transmit encrypted content to the content receiver, and the content receiver can decode the encrypted content only when both the content source and the content receiver are physically connect to the authentication network. | 03-04-2010 |
20100122135 | HIGHLY UTILIZED COMMUNICATION CHANNEL WITH ORDER AND RETRANSMISSIONS - A communication link comprising: a first transceiver configured to transmit a first set of packets at a predetermined rate with a first error resistance level, store the transmitted data in a buffer, receive a retransmission request, and retransmit the relevant data using one or more packets encoded with a second error resistance level that is higher than the first error resistance level. And a second transceiver configured to receive the first set of packets, detect an erroneous packet, request retransmission of the erroneous packet, and forward the data received in the packets according to its original order approximately after a fixed delay. | 05-13-2010 |
20110211129 | Method and system for configuring an asymmetric link based on monitored messages - A networking device for multimedia applications including self-configurable asymmetric ports. The networking device is coupled to end-devices configured to use multimedia control messages to control their operation. The networking device monitors the multimedia control messages transmitted through it and sets the direction of at least one of the self-configurable asymmetric ports according to the monitored multimedia control messages. Also disclosed a wired switch supporting uncompressed video including self-configurable asymmetric ports. The switch is coupled to end-devices configured to use control messages to control their operation, and the switch is configured to: monitor the control messages transmitted through it, change at least some of the monitored control messages transmitted through it or create spoofed control messages, and automatically set the direction of at least one of the self-configurable asymmetric ports according to the monitored control messages. | 09-01-2011 |
20110216241 | Devices for transmitting digital video and data over the same wires - A wired communication port comprising a transmitter operative to transmit, over a set of wires, a first transmission comprising a digital video clock multiplexed with a first direction of a bidirectional data channel. The transmitter is further operative to transmit video pixel data and video synchronization data over the same set of wires. And a receiver operative to receive a second transmission comprising a second direction of the bidirectional data channel, over at least a subset of the set of wires utilized for the first transmission. | 09-08-2011 |
20110222422 | Method and system for direction setting of a self-configurable asymmetric link - A network including two networking devices connected via a self-configurable asymmetric link. The networking devices connect multimedia sink and source devices. And the networking devices further set the direction of the self-configurable asymmetric link based on a function describing the desired connections between the multimedia sink and multimedia source devices. Also disclosed a network comprising two networking devices connected via a self-configurable asymmetric link. The networking devices configured to connect multimedia sink and source devices. And the networking devices set the direction of the self-configurable asymmetric link based on the usage statistics of the self-configurable asymmetric link. | 09-15-2011 |
20110274008 | Configurable switch for asymmetric communication - A networking device including at least two asymmetric communication ports. at least one of the asymmetric communication ports is a self-configurable asymmetric port and the self-configurable asymmetric port is configured automatically and able to support high throughput communications. Also disclosed a switch supporting uncompressed video comprising self-configurable asymmetric ports. The switch configured to automatically set the self-configurable asymmetric ports to support direction of communication of asymmetric end-devices coupled to the self-configurable asymmetric ports. | 11-10-2011 |
20110317587 | Methods and systems for time sensitive networks - A packet based switched multimedia network which consolidates networking of high throughput, time sensitive data, and control streams, with Ethernet data networking over home span. The multimedia network may support in parallel, over the same home span cabling infrastructure, high quality networking including time sensitive data streams, such as HDMI, USB, and Ethernet, transparent network attachment for legacy devices, multi stream, and low power modes. | 12-29-2011 |
20120117276 | USB device adaptor for initiating a USB connection over a non-USB network - Initiating, by USB device adaptors, USB connections over a non-USB network, including the steps of: Connecting non-collocated USB hosts with respective non-collocated USB host adaptors (USBHs), according to USB specification timings. Connecting non-collocated USB devices with respective non-collocated USB device adaptors (USBDs). Enabling the USBDs and the USBHs to communicate over the non-USB network that enables each USBD to discover the presence and capabilities of each USBH. Receiving, by the USBDs, information about the USB hosts. And then, initiating by the USBDs USB-over-network connections between the USB devices and the USB hosts. | 05-10-2012 |
20120117277 | Method and system for USB addressing by a network adaptor - Addressing, by USB host adaptors, packets conveying USB data over a non-USB network, including the steps of: Connecting USB hosts with respective USB host adaptors (USBHs). Connecting USB devices with respective USB device adaptors (USBDs). Enabling, by the non-USB network, each USBHs to discover the presence and capabilities of each USBDs. Initiating USB-over-network connections between the USB hosts and the USB devices. Receiving, by the USBHs, information about the USB devices and the USB-over-network connections. And adding, by the USBHs, network addresses of the USBDs to packets conveying USB data from the USB hosts to the USB devices. | 05-10-2012 |
20120117278 | Method and system for partial USB enumeration and edge initiation - Initiating USB-over-network connections based on partial USB enumeration, including the steps of: Discovering USB hosts by respective USB host adaptors (USBHs). Reading USB device descriptors of USB devices by respective USB device adaptors (USBDs) performing partial USB enumeration that stops prior to the configuration state of the USB devices. Forwarding the read USB device descriptors to the USBHs. And initiating, by the USBDs or the USBHs and based on the USB device descriptors, USB-over-network connections between the USB devices and the USB hosts. | 05-10-2012 |
20120117292 | Method and system for initiating distinct USB connections over a network - Connecting USB devices with USB hosts over distinct network paths, including the following steps: Connecting USB hosts with respective USB host adaptors (USBHs), essentially according to USB specification timings. Connecting USB devices with respective USB device adaptors (USBDs). Enabling the USBDs and the USBHs to communicate over a network that can connect each USBD with each USBH. Initiating USB connections over the network between the USB devices and the USB hosts. And operating at least two of the USB connections over the network essentially simultaneously and without any common network node. | 05-10-2012 |
20120117293 | USB host adaptor for initiating a USB connection over a non-USB network - Initiating, by USB host adaptors, USB connections over a non-USB network, including the steps of: Connecting non-collocated USB hosts with respective non-collocated USB host adaptors (USBHs), according to USB specification timings. Connecting non-collocated USB devices with respective non-collocated USB device adaptors (USBDs). Enabling the USBHs and the USBDs to communicate over the non-USB network that enables each USBD to discover the presence and capabilities of each USBH. Receiving, by the USBHs, information about the USB devices. And then initiating, by the USBHs, USB-over-network connections between the USB hosts and the USB devices. | 05-10-2012 |
20130019034 | Method and system for USB connections over distinct network paths - Connecting USB devices with USB hosts over distinct network data plane connections, including the following steps: USB hosts are connected with respective USB host adaptors (USBHs) according to USB specification timings. USB devices are connected with respective USB device adaptors (USBDs). Enabling the USBDs and the USBHs to communicate over a network that can connect each USBD with each USBH, wherein the network includes network control plane and network data plane. Initiating first, second, and third USB-over-network-data-plane connections from the USB hosts to the USB devices. And operating the at least two USB-over-network-data-plane connections essentially simultaneously and without any common network node. | 01-17-2013 |
20130024578 | Method and system for distributed initiation of USB over network data plane connections - Connecting USB devices with USB hosts over a network supporting distributed initiations of USB connections over the network, including the following steps: Connecting non-collocated USB hosts with respective non-collocated USB host adaptors (USBHs), according to USB specification timings. Connecting non-collocated USB devices with respective non-collocated USB device adaptors (USBDs). Enabling the USBDs and the USBHs to communicate over the network and to discover the presence and capabilities of one another. Initiating, by the USBDs or the USBHs, via the network control plane, USB-over-network-data-plane connections between the USB devices and the USB hosts. And operating at least two of the USB-over-network-data-plane connections essentially simultaneously and without any common network node. | 01-24-2013 |
20130250179 | MANAGING COMPRESSED AND UNCOMPRESSED VIDEO STREAMS OVER AN ASYMMETRIC NETWORK - An asymmetric link configured to operate conflicting video source devices. The asymmetric link transmits, over a first direction, a first uncompressed video stream from a first source device to a first sink device. A switch coupled to the asymmetric link receives a request to transmit a second uncompressed video stream from a second source device to a second sink device over the opposite direction of the asymmetric link. The switch locates an accessible rendering device able to receive compressed video from the second source device and to transmit a third uncompressed video stream to the second sink device without flipping the first direction of the asymmetric link. | 09-26-2013 |
20130293778 | Method and device for transmitting digital video and data over the same wires - Method and device for a wired communication link that includes a first transceiver that sends over a set of wires a downstream multiplexed transmission that includes a first direction of a bidirectional data channel and lossless high definition digital video. The first transceiver is able to receive, over at least a subset of the set of wires utilized for the downstream multiplexed transmission, an upstream transmission comprising a second direction of the bidirectional data channel. | 11-07-2013 |
20140126421 | Methods and systems for changing topology of an asymmetric network - Methods and systems for changing topology of an asymmetric network and operating end-devices coupled to a self-configurable asymmetric network. The self-configurable asymmetric network supports at least two different network topologies and enables: displaying information regarding end-devices that may be accessed via different network topologies, selecting a network topology by setting the direction of a self-configurable asymmetric link, and indicating a subset of the end-devices that are accessible via the selected network topology. | 05-08-2014 |
20140307732 | DEVICES FOR TRANSMITTING DIGITAL VIDEO AND DATA OVER THE SAME WIRES - A transceiver and a corresponding wired communication link. The transceiver is coupled to at least one conductive wire, receives a first packet-based transmission comprising lossless high definition digital video multiplexed with first data, and transmits a second transmission comprising second data. The second transmission is transmitted over at least one of the conductive wires utilized by the first transmission, and the transceiver does not discard all packets having an error indication. | 10-16-2014 |
20140313944 | Transmitting digital video and data over the same wires - A communication device configured to transmit and receive simultaneously, over the same wire, unidirectional high definition video and bidirectional data. The communication device includes a hybrid circuit coupled to a cable made of wires, and a transceiver. The transceiver is configured to transmit, over one of the cable's wires, Transition Minimized Differential Signaling (TMDS) data and source-to-sink direction of bidirectional data. The transceiver is further configured to receive the opposite direction of the bidirectional data over the same wire and simultaneously with the transmitting. | 10-23-2014 |
20150055489 | All delivered network adaptor - Method and device for using or dropping erroneous packets, including the steps of: receiving, by a network adaptor, first and second packets having headers, payloads, error propagation fields, and error detection fields. The error propagation fields indicate reception errors while the error detection fields do not indicate reception errors. Determining that the first packet is addressed to a first application and dropping the first packet. And determining that the second packet is addressed to a second application and enabling an end-device coupled to the adaptor to use the erroneous data stored in the second payload. | 02-26-2015 |
20150063369 | All delivered network switch - Methods and systems for operating a packet switch that communicates packets with error indication, including the steps of: receiving a packet comprising an error detection field; utilizing the error detection field to identify an error in the packet; marking the occurrence of the error in an error propagation field in the packet; updating the value of the error detection field; and forwarding the modified packet, with the updated value of the error detection field and the error propagation field, according to information carried in the packet. | 03-05-2015 |
20150063474 | Slicer for dynamically modulated symbols - Receivers designed to reduce decision based filter error propagation by feedback from PCS to slicer. One embodiment includes a slicer, a physical coding sublayer (PCS), and a decision based filter (DBF). The frames include symbols of at least two different modulation orders. The slicer has slicing functions suitable for the different modulations and feeds the PCS with the slicing results. The PCS identifies frame boundaries and modulation information, which are modulated according to a predetermined modulation order, uses the identified modulation information to determine the modulation of a nonempty set of dynamically modulated symbols in each frame, and provides the slicer with an indication of which slicer function output to use to feed the DBF. | 03-05-2015 |
20150063475 | Receivers for dynamically modulated symbols - Receivers configured to handle dynamically modulated symbols. One receiver includes a slicer, a physical coding sublayer (PCS), and a decision based filter (DBF). Each of most of the received frames comprising (i) modulation information modulated according to a predetermined modulation order, and (ii) symbols of at least two different modulation orders that are dynamically modulated in accordance with the modulation information. The slicer configured to feed the PCS with essentially the minimal combination of slicing results that essentially covers all the predetermined modulation order. And the PCS configured to identify the modulation information, to use the identified modulation information to determine the modulation of the dynamically modulated symbols, and to provide the slicer with an indication of which slicer function output to use to feed the DBF. | 03-05-2015 |