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7616683 |
Automatic switching between DSL and analog on a single RJ-11 DSL/analog combo modem
A modem for providing both DSL and analog signal connection capability with a single RJ-11 jack via an automatic switching mechanism. The switching mechanism is controlled by software, which is...
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7616627 |
Techniques for high definition audio modems
A system, apparatus, method and article for high definition audio modems are described. The apparatus may include a communications path comprising a communications bus and buffers, a codec to...
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7613236 |
Transmit power adjustment based on estimated electrical length of a loop
A method for estimating electrical length of a loop in a digital subscriber line (DSL) system begins by estimating an electrical length of a loop for each of a plurality signals based on a known...
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7613235 |
Hitless modem pool expansion at steady state
In a communications system having a first modem transmitting via a communications channel, a method for adding a second modem, the method including learning crosstalk caused by transmissions from...
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7610061 |
Communication device and method having a common platform
A communication device and method is provided, comprising: a signal modulator/demodulator having a digital signal processor for effecting radio communications; and an application processor (AP)...
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7606353 |
Signal amplitude and clock signal frequency selection
In one embodiment, a method is provided. The method of this embodiment may include, in response, at least in part, to receipt at a first node of a request issued from a second node to change from...
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7606315 |
Line sensor selection for quantifying alien crosstalk in a shared communications medium
In a communication medium including a first set A of n communication channels and a second set U of m communication channels, a method for selecting sensor channels in A for quantifying crosstalk...
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7599429 |
Flexible upstream resource sharing in cable modem systems
A cable modem termination system may include a number of receivers and a number of input ports configured to receive bursts of data from a number of cable modems on a number of channels. At least...
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7599346 |
Bandwidth-efficient wireless network modem
A modem that provides efficient use of wireless network bandwidth in the presence of multi-user interference and noise comprising a multi-user detection module ( 115 ), a data formatting module (...
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7593776 |
Flexible communication and control protocol for a wireless sensor and microstimulator network
A novel system and method for restoring functional movement of a paralyzed limb(s) or a prosthetic device. Stimulating one or more muscles of a patient using an implanted neuromuscular implants and...
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7593511 |
Method for training line drivers in a communication system
A method for training line drivers in a communication system; each driver coupled with at least one communication line configured for communicating with subscriber equipment using at least one...
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7593459 |
Wireless link simulator
A wireless link simulator includes, in sequence, a digital transmit device under test (TX-DUT), a wireless link simulator, and a digital receive device under test (RX-DUT). The wireless link...
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7593458 |
FEXT determination system
Operational data is utilized to determine the FEXT interference induced by one line into the other DSL line. FEXT interference can be calculated using the NEXT interference measured between the two...
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7590181 |
Adaptive modulation and coding
In an adaptive modulation and coding method one or more adjustable values are created (S 1 ), each corresponding to at least one of a plurality of available modulation and coding levels applicable...
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7587746 |
Methods and apparatus for enabling and disabling cable modem receiver circuitry
Methods and apparatus for disabling and enabling the receiver circuitry of a cable modem connected to a cable network headend are described. The cable network headend transmits a message to the...
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7587008 |
Decoding error correcting codes transmitted through multiple wire twisted pair cables with uneven noise on the wires
Decoding error correcting codes transmitted through multiple wire twisted pair cables with uneven noise on the wires. A novel approach is presented by which the metrics may be calculated for...
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7586951 |
Method, apparatus, and system for idle state definition for power management
A predetermined network packet is utilized for power reduction in either or both of a transmitter and receiver when information is not needed. Upon detection of the predetermined network packet...
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7583952 |
Access pointer for interconnecting power line communication network and wireless network and method therefor
An access pointer for interconnecting a power line communication (PLC) network of a home network and a wireless network and a method therefor are provided. When data is received from the PLC...
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7583726 |
Frequency shift keying (FSK) data communications using voice modem
A method for transferring data over a communication link using a data rate and a voice modem not designed to provide communications at the data rate, includes generating, in a processor, a...
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7583705 |
Synchronizing clocks across a communication link
One or more clocks are synchronized across a communication link using a synchronization signal sent from a master to a slave clock. The synchronization signal may be an expected signal pattern sent...
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7583638 |
Device and method for processing a digital data signal in a CDMA radio transmitter
A device for processing a digital data signal in a CDMA radio transmitter includes a channelization device, a spectral shaping device and a frequency correction device. The channelization device...
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7580732 |
Subscriber aggregated power
A system for supplying power in a communication network includes a network element and a plurality of subscriber devices in communication with the network element. Each of the plurality of...
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7580720 |
Method and system for protocol feature communication
Systems and methods for communicating support or absence of support of a plurality of protocol features are disclosed. Generally, a plurality of bits is received, each individual bit indicating...
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7580487 |
Apparatus and method for estimating a carrier to interference and noise ratio in a communication system
An apparatus and a method for estimating a carrier to interference and noise ratio (CINR) in a communication system. The CINR value is precisely estimated by removing the error floor value, which...
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7580465 |
Low speed access to DRAM
Embodiments provide access to a memory over a high speed serial link at slower speeds than the high speed serial links regular operation. An embodiment may comprise a memory apparatus with a...
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7577247 |
Apparatus and method for telephone, intercom, and clock
The invention features a telephone, intercom, and clock. The telephone comprises a receiver adapted to receive a signal representing encoded first voice data; a processor comprising a media access...
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7577189 |
Selectable hybrid circuitry for transmission systems and method therefor
A method is provided that includes selectively engaging impedance circuits one at a time from a plurality of selectable impedance circuits in-line with a communication channel. Each of the...
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7577160 |
MB-OFDM transmitter and receiver and signal processing method thereof
A method of improving frequency diversity of a signal that includes a plurality of orthogonal frequency division multiplexing (OFDM) symbols comprises receiving an input data sequence, mapping the...
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7574345 |
Method and system for simulating multiple cable modems
A fixed MAC address of a cable modem is used to generate a series of unique MAC Addresses in order to simulate multiple cable modems from the CMTS's point of view. Before a scheduled maintenance...
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7573947 |
Simplified narrowband excision
An improved ingress cancellation filter comprising a Fast Fourier Transform circuit which replaces the analysis filter bank of the prior art to break the incoming signal down into sub bands, an...
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7573943 |
Interference cancellation system
A DSL or other communication system includes a modem or other communication device having at least one antenna that is configured to collect interference data relating to interference noise...
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7573941 |
Circuit for generating dying gasp signals and electronic device utilizing the same
An exemplary circuit for generating dying gasp signals ( 30 ) includes a power loss detecting circuit ( 320 ), a Digital Signal Processor (DSP) ( 310 ), a unipolar switch circuit ( 330 ), and a...
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7573936 |
Error detection/correction system for cable modem and method thereof
A error detection/correction system includes a plurality of cable modems for error detection/correction, a CMTS connected with the cable modems for access of MAC addresses of the cable modems and...
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7573935 |
System and method for performing ranging in a cable modem system
The present invention provides a system and method for performing ranging operations in a cable modem system. In accordance with embodiments of the present invention, transmission times,...
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7573910 |
Wireless device with dynamic fragmentation threshold adjustment
A wireless communication device includes an input/output terminal. A memory is configured to store parameters relevant to a wireless communication protocol. A modem is coupled to the input/output...
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7573867 |
Method and system for maintaining a radio link connection during absence of real-time packet data communication
A method and system for maintaining a radio link during absence of packet-based real-time media communication, such as RTP packet flow for instance. A wireless device determines that there has been...
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7570705 |
GMSK modulation using a dual-port memory
A GMSK modulator includes a dual-port memory, an address generator and a signal provider, where the dual-port memory respectively outputs in-phase and quadrature phase waveform data to first and...
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7570688 |
Non-chronological system statistics
A communications device apparatus and method is detailed that allows for improved system statistics gathering of network communication links, dataports, and system status. The improved...
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7570687 |
Outdoor unit programming system
A system that provides a wireless broadband connection between base stations and customer sites is described. The system includes indoor units within the base stations and customer sites and...
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7570686 |
Systems and methods for establishing a diagnostic transmission mode and communicating over the same
Upon detection of a trigger, such as the exceeding of an error threshold or the direction of a user, a diagnostic link system enters a diagnostic information transmission mode. This diagnostic...
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7570685 |
System, method and apparatus for crosstalk cancellation
The present invention effectively cancels echo, near-end crosstalk and far-end crosstalk. A FEXT canceller is placed at the transmitter rather than at the receiver according to an aspect of the...
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7567613 |
Test method and apparatus for in-house wiring problems
To test for in-house wiring problems, upstream transmission profiles are tuned automatically and remotely, and reactive downstream parameter modifications indicative for in-house wiring problems...
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7564904 |
Apparatus for and method of detection of powered devices over a network
A novel mechanism for detecting the presence of powered devices over a network. A unique, infinite pseudo-random sequence of pulses are generated and transmitted over the network to the link...
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7564895 |
Method and apparatus for monitoring channel frequency response
Method and apparatus for retrieving the channel frequency response H(f), the noise N(f), measured at initialization and the signal to noise ratio SNR(f) measured at show time on a per bin basis, in...
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7558544 |
Method of executing scanning in broadband wireless access system
The primitives between an upper management layer and the MAC layer within a mobile station and a base station are defined in order to specify and clarify the operations within the protocol stack...
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7558347 |
Method and device for selecting an antenna for receipt of a multi-carrier signal
A method and device for evaluating a received signa1 in a data-receiving system using multi-carrier modulation are provided. A confidence indicator is determined for each data item received so as...
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7558315 |
Adaptive margin and band control in digital subscriber line (DSL) systems
Controlling margins in a DSL modem pair is based on collected operational data. The operational data is analyzed and at least one of the modems in the modem pair is instructed to use a...
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7555037 |
Methods and apparatuses to provide synchronization symbol on demand for DSL systems
A method and apparatus for providing synchronization data on demand are described. The method includes sending one or more synchronization parameters from a receiver to a transmitter in a data...
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7548581 |
At-command analyzing device
An UART receives asynchronous transmission serial data based on a baud-rate clock from a DTE. An MPU analyzes the data received by the UART. A baud-rate generating portion generates the baud-rate...
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7545868 |
High bandwidth data transport system
A method of data transmission provides for representing data using ultra wideband pulses, sending at least one pulse over an electrically conductive guided medium, receiving the at least one pulse...
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