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7630410 |
Signal line selection and polarity change of natural bit ordering in high-speed serial bit stream multiplexing and demultiplexing integrated circuits
A bit stream multiplexer and a bit stream demultiplexer of the present invention couples a communication Application Specific Integrate Circuit (ASIC) to a high-speed bit stream media. The bit...
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7590154 |
Sampled accumulation system and method for jitter attenuation
A system and method are provided for a sampled accumulation method that maps information into Synchronous Payload Envelopes (SPEs). The method buffers data from a plurality of tributaries, and...
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7590146 |
Information processing unit
The object of the invention is to enhance data transmission efficiency by considering a clock frequency, a data transmission method and a data storage method. To achieve the object, an information...
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7545828 |
Efficient AAL5-based mechanism for handling voice ATM cells to significantly reduce CPU load
A mechanism for implementing a single-interrupt-based voice playout buffer transfer operation. The contents of each respective channel of a multi-channel voice playout buffer are encapsulated so as...
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7492788 |
Communication of control information in wireless communication systems
A wireless system has a high rate data channel for time multiplexed communications to multiple mobile stations (MSs). Control channels include a forward link common power control channel and...
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7437655 |
Apparatus and method for flexible data rate matching
This invention relates to a flexible rate matching method, comprising the steps of: a) receiving a continuous stream of data items at a prespecified rate of a clock signal in a configurable data...
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7414971 |
Method and apparatus for rate matching in a telecommunications system
A method converts an input data rate associated with N units of data to an output data rate associated with M units of data. The method includes calculating N write-control parameters each...
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7403548 |
System for interfacing media access control module to small form factor pluggable module
A communication system includes a link module having a first serial interface for interfacing to a serial link. The link module also including a second serial interface. The system also includes a...
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7359379 |
Managing data in a subtended switch
A technique for provisioning cross-connects in network switching environment includes receiving a portion of the an input data stream including having header data and the payload data, the payload...
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7324548 |
Transceiver system and method supporting variable rates and multiple protocols
Present herein is a multirate transceiver wherein data can be received at a first data rate and transmitted at a second data rate. The transceiver device comprises a first interface for receiving...
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7289532 |
Voice playout buffer for dual-PHY based integrated access device
A voice playout buffer for a dual PHY-based integrated access device platform has a plurality of voice signal buffer sections. A respective buffer section has a capacity in excess of the number of...
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7266134 |
Transmission circuit for a digital communication system
A transmission circuit for realizing a rate adaptation layer of a digital communication system. The transmission circuit includes a processor and a format conversion circuit. The processor is...
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7262716 |
Asynchronous sample rate converter and method
An asynchronous sample rate converter interpolates and filters a digital audio input signal to produce a filtered, up-sampled first signal. A FIFO memory receives the first signal and stores...
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7187699 |
Method and apparatus for data rate matching
A method and apparatus for data rate matching, wherein elements to be transmitted are distributed over a number of radio frames via an interleaver and are punctured or repeated, with the puncturing...
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7177327 |
Circuit termination method and a circuit terminating apparatus
The present invention relates to a circuit termination method and a circuit terminating apparatus that are used for metallic circuits that offer high-speed communication. When a transmission speed...
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7164698 |
High-speed line interface for networking devices
Systems and methods, consistent with the present invention, provide a high-speed line interface for networking devices. Such an interface may be used in networking devices, such as routers and...
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7154917 |
Transmission system for transmitting a main signal and an auxiliary signal
In a transmission system with a transmitter coupled to a receiver a main signal encoded according to a coding property is transmitted together with an auxiliary signal (AUX). In order to transmit...
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7139293 |
Method and apparatus for changing the data rate of a data signal
A method and apparatus for the transmission of data through multiple clock domains using synchronous and asynchronous FIFOs are described. In an embodiment, a method includes receiving data at a...
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7133356 |
Method and apparatus for reducing EMI emissions
Briefly, in accordance with one embodiment, a circuit to encode binary digital signals so as to reduce EMI emissions during signal transmission across a bus or interconnect includes circuitry to...
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7075952 |
Multiplexing in a PDH telecommunications network
The invention relates to a multiplexing method used in a PDH network. Standard PCM signals are received in the network element, at least some of which are multiplexed on a time-division basis into...
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7035272 |
Method and apparatus for transferring data, and storage medium
Data is transferred between a plurality of networks which are not synchronized in clock with each other, without creating either an overflow or an underflow. Data output from a first DVCR is...
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6980559 |
Network connection technique in VoIP network system
A network connection device allowing high-speed data conversion to ensure sufficiently high throughput is disclosed. The network connection device includes a plurality of conversion processors and...
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6944163 |
10 Gigabit ethernet mappings for a common LAN/WAN PMD interface with a simple universal physical medium dependent interface
An Ethernet mapping enables high speed Ethernet data streams having a data rate of 10 Gb/s to be transported across a synchronous packet switched network fabric having a standard SONET OC-192 line...
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6940867 |
System and method for transmission of digitized audio samples
A system for transmitting data includes a receiver that receives data at a first data transfer rate. A processor buffers the data into sequential frames of a predetermined length of time and...
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6910145 |
Data transmission across asynchronous clock domains
In one embodiment of the present invention, a system is provided for use in transmitting data and related control information from a first clock domain to a second clock domain. The system may...
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6845107 |
Video data multiplexer, video data multiplexing control method, method and apparatus for multiplexing encoded stream, and encoding method and apparatus
The present invention makes it possible to efficiently transmit data for statistical multiplexing which is required for control using statistical multiplexing. By utilizing private packets,...
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6831919 |
Low-speed subscriber extension type system
A low-speed subscriber extension type system interfaces with a switch link through a system backboard, receives a cell transmitted from the switch link, then multiplexes/demultiplexes the received...
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6810046 |
Method of communicating data in communication systems
The invention pertains to a communication system ( 300 ) including one or more communication channels ( 10 ), each channel comprising a transmitter unit ( 20 ) and a receiver unit ( 40 ). Each...
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6788711 |
Demultiplexer
A demultiplexer, capable of extracting specific individual data from among packets in which the specific individual data is stored in predetermined units with a high efficiency, for A packet...
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6765932 |
Method and apparatus for synchronizing a data stream
An electronic apparatus is used for synchronizing a data stream synchronized with a first clock signal with a second clock signal. It comprises a plurality of parallel latches wherein successive...
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6701296 |
Strain-sensing goniometers, systems, and recognition algorithms
Goniometers are provided having internal compensation employing two opposing variable resistance strain sensing elements separated by a flexible film. The goniometers may be used in sets for...
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6584162 |
Method and apparatus sample rate conversions in an analog to digital converter
A method and apparatus for sample rate conversion in an analog to digital converter. Such a method and apparatus include processing that begins by receiving an input digital stream at a first clock...
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6574247 |
Transmission system for transmitting a main signal and an auxiliary signal
In a transmission system with a transmitter coupled to a receiver a main signal encoded according to a coding property is transmitted together with an auxiliary signal (AUX). In order to transmit...
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6546024 |
Methods and apparatus for transmitting data in a public network
Methods and apparatus for transmitting and receiving data using framing circuitry designed to generate data frames of a first duration at a first data rate. According to the invention, data frames...
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6535527 |
Low latency, low power deserializer
An apparatus comprising a first circuit, a deserializer circuit and a framer circuit. The first circuit may be configured to present a clock signal and a data signal having a second data rate in...
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6526021 |
Clear channel 1:N SONET transport system and method
A SONET format signal transport system and method providing an increased transport capacity. The transport system includes multiple low speed transport systems wherein each low speed transport...
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6480512 |
Method and device for converting bit rate of serial data
A method and device for converting high rate serial data into low rate serial data are disclosed. The device includes: first and second clock application parts for selectively generating a high...
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6414966 |
Bridging device for mapping/demapping ethernet packet data directly onto and from a sonet network
A bridging device for mapping and demapping Ethernet data packets onto a SONET network includes an Ethernet controller chip set which receives packet data, a SONET framer for a SONET interface, a...
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6362755 |
Method and apparatus for sample rate conversion and applicants thereof
A method and apparatus for converting sample rates of digital signals includes processing that begins by receiving an input data stream at a first sample rate. The processing continues by...
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6356569 |
Digital channelizer with arbitrary output sampling frequency
A digital channelizer employs a polyphase filter element in which a shift register is used to commutate time series data to a bank of polyphase filters at the inputs of an FFT module. The filter...
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6253063 |
Method and apparatus for selecting a communication data rate between mobile and base stations
A mobile station (110) selects an initial data rate for communication between base station (107) and mobile station (110). Mobile station (110) communicates the selected initial data rate to base...
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6208671 |
Asynchronous sample rate converter
An asynchronous sample rate converter for converting a first sample rate in a signal to a second sample rate in the same signal is presented. The signal is first provided as input to an...
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6188693 |
ATM multiplexing apparatus, ATM demultiplexing apparatus, and communication network with the apparatus
An ATM multiplexing apparatus receives a multiplexed signal obtained by multiplexing a plurality of signals, converts each of a plurality of signals to a predetermined ATM cell according to a kind...
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6169747 |
Variable code frame length for multistream applications
The invention dynamically compensates for differences in data rates for multistreamed systems. Any or all of the streams in a multistreamed system may be individually compensated at one time. In...
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6108348 |
2.4-to-3 kbps rate adaptation apparatus for use in narrowband data and facsimile communications systems
Data at 2.4 kbps is to be transmitted over a noisy link having 3 kbps capacity, and made available to ISDN-compatible user devices. The 2.4 kbps data is multiplexed with its control and...
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6061410 |
Frequency ratio estimation arrangement and method thereof
A communication system includes a data sampling rate converter that uses a closed-loop control arrangement to convert an input signal at a first sampling rate to a second, asynchronous, sampling...
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6047007 |
Transmission of data on multirate networks
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6009109 |
Process for transmission of digital application data
The process for transmission of digital application data with a predetermined application data timing signal (T1) includes oversampling the application data signal for transmission of the...
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5953331 |
Wireless packet system for efficient wide area bandwidth utilization
A telecommunications system is arranged to efficiently route digital information from a mobile network to a Public Switched Telephone Network (PSTN) and vice versa by interposing a packet network...
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5943324 |
Methods and apparatus for mobile station to mobile station communications in a mobile satellite communication system
Methods and apparatus for mobile station to mobile station communications in a mobile satellite communications system include an asymmetrical TDMA formatting scheme. According to exemplary...
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