| Patent Number |
Title Of Patent |
Date Issued |
| D478580 |
Bidirectional internet protocol communication device |
August 19, 2003 |
|
| D464340 |
Communications gateway |
October 15, 2002 |
|
| D460751 |
Remote control |
July 23, 2002 |
|
| D460054 |
Equipment stand |
July 9, 2002 |
|
| D455409 |
Set top box |
April 9, 2002 |
|
| D445097 |
Set top box |
July 17, 2001 |
|
| D443254 |
Set top box |
June 5, 2001 |
|
| D440953 |
Telephone handset |
April 24, 2001 |
|
| D434737 |
Set top box |
December 5, 2000 |
|
| D418822 |
Housing for electronic apparatus |
January 11, 2000 |
|
| 7353279 |
Proxy architecture for providing quality of service(QoS) reservations |
April 1, 2008 |
| An approach is provided for providing quality of service reservations in a packet-based radio communication network is disclosed. Connection information including connection rate is extracted from a dataflow from an application requesting connection-oriented service. A request message |
| 7325063 |
Apparatus, method, and system for removing ethernet header and adding second IP header |
January 29, 2008 |
| An apparatus including a protocol stack, the protocol stack including an application layer, a network layer, and a physical layer, wherein the physical layer comprises a hardware interface between the apparatus and a network, wherein network-level tunnelling of a packet from the network |
| 7031653 |
Switch matrix for satellite payloads with multiple uplink beams and on-board signal processing |
April 18, 2006 |
| A method and apparatus for switching signals through a switch matrix are disclosed. The apparatus comprises an input module and an output module. The input module has a plurality of inputs typically equal to a number of cells in a reuse pattern, and the inputs receiving at least one upli |
| 7020829 |
Method and system for decoding low density parity check (LDPC) codes |
March 28, 2006 |
| An approach is provided for transmitting messages using low density parity check (LDPC) codes. Input messages are encoded according to a structured parity check matrix that imposes restrictions on a sub-matrix of the parity check matrix to generate LDPC codes. The LDPC codes are tran |
| 7013269 |
Voicing measure for a speech CODEC system |
March 14, 2006 |
| A system and method is provided that employs a frequency domain interpolative CODEC system for low bit rate coding of speech which comprises a linear prediction (LP) front end adapted to process an input signal providing LP parameters which are quantized and encoded over predetermine |
| 7012937 |
Method and apparatus for tracking a synchronization signal |
March 14, 2006 |
| A method and system for tracking a time division multiplexed synchronization signal in a satellite communication system is provided. The signal is provided as a series of frames with beacon signals time division multiplexed into at least one time slot of each frame. The beacon signal |
| 6996523 |
Prototype waveform magnitude quantization for a frequency domain interpolative speech codec syst |
February 7, 2006 |
| A system and method is provided that employs a frequency domain interpolative CODEC system for low bit rate coding of speech which comprises a linear prediction (LP) front end adapted to process an input signal that provides LP parameters which are quantized and encoded over predeter |
| 6996372 |
Mobility management-radio resource layer interface system and method for handling dark beam scen |
February 7, 2006 |
| A method is presented describing how information and data is exchanged between a user's access terminal's mobility management and radio resource software layer in a satellite based telecommunications system, wherein the telecommunication system comprises one or more satellites, new and |
| 6993009 |
Method and apparatus for deriving uplink timing from asynchronous traffic across multiple transp |
January 31, 2006 |
| A communication apparatus that shares precise return channel uplink timing information includes a common symbol timing reference and one or more control stations that each transmit independent asynchronous DVB data streams which evenly share the common symbol timing. The control stations |
| 6987741 |
System and method for managing bandwidth in a two-way satellite system |
January 17, 2006 |
| A system for managing return channel bandwidth in a two-way satellite communication network is disclosed. A plurality of transceivers transmit backlog information over a return channel via a satellite, wherein the backlog information specify an amount of queued traffic for the respec |
| 6985455 |
Method and system for providing satellite bandwidth on demand using multi-level queuing |
January 10, 2006 |
| An approach for allocating bandwidth in a satellite communication system is disclosed. The system includes a set of global queues that store bandwidth requests, which are received from a number of satellite terminals. The received bandwidth request include a high priority rate reques |
| 6975687 |
Linearized offset QPSK modulation utilizing a sigma-delta based frequency modulator |
December 13, 2005 |
| A vector modulator including an offset QPSK modulator operative for receiving input data and generating a first output signal representing the modulation to be imposed on a carrier signal to effect offset QPSK modulation of the input signal and a second output signal representing an |
| 6973497 |
Selective spoofer and method of performing selective spoofing |
December 6, 2005 |
| A method and apparatus for enhancing the performance of a network by performing selective spoofing. Selective spoofing provides the ability to discriminate among different connections and only allocate spoofing resources to those connections for which spoofing will actually improve p |
| 6961539 |
Low latency handling of transmission control protocol messages in a broadband satellite communic |
November 1, 2005 |
| An approach for transmitting packets conforming with the TCP (Transmission Control Protocol) over a satellite communications network comprises a plurality of prioritized queues that are configured to store the packets. The packets conform with a predetermined protocol. A classification l |
| 6961320 |
In-band transmission of TTY/TTD signals for systems employing low bit-rate voice compression |
November 1, 2005 |
| A method, system, and software product for transmitting TTY/TDD signals in a system employing low bit-rate voice compression are disclosed. The method includes receiving an input signal and generating a teletypewriter (TTY) indicator signal from the input signal. Whether or not the input |
| 6947445 |
Available bandwidth control mechanism |
September 20, 2005 |
| An approach for controlling bandwidth allocations for a switching system with transmission constraints is disclosed. A scheduler within a switching system generates bandwidth metrics for a destination site. A traffic control processing logic receives the bandwidth metrics. The traffic |
| 6941330 |
Feed forward sigma delta interpolator for use in a fractional-N synthesizer |
September 6, 2005 |
| A sigma delta interpolator for use in a fractional N synthesizer having a multi-modulus divider for controlling the output frequency of the synthesizer. The sigma delta interpolator includes an accumulator operative for receiving an input signal representing the desired frequency out |
| 6940899 |
System employing data compression transparent mode with compression parameter negotiation |
September 6, 2005 |
| A method and an apparatus are provided for performing parameter negotiation in a data compression link. When data is sent along the communication link in a compressed form, the escape character is not modified. When sending data in an uncompressed form, the escape character is followed b |
| 6937580 |
Apportioning bandwidth capacity in communication switching systems |
August 30, 2005 |
| An approach for allocating system capacity of a communication switching system for exchange of traffic is disclosed. The system includes multiple terminals that request allocations of system capacity. The capacity is partitioned into a provisioned portion and an unprovisioned portion, in |
| 6931512 |
Method and apparatus for selectively retrieving information from a source computer using a terre |
August 16, 2005 |
| A requesting terminal includes an interface that allows a user to select whether data downloaded from a network (such as the Internet) is transmitted to the requesting terminal via a high-speed link, such as a satellite link, or a lower speed link, such as a terrestrial link. Prefera |
| 6931373 |
Prototype waveform phase modeling for a frequency domain interpolative speech codec system |
August 16, 2005 |
| A system and method is provided that employs a frequency domain interpolative CODEC system for low bit rate coding of speech which comprises a linear prediction (LP) front end adapted to process an input signal that provides LP parameters which are quantized and encoded over predeter |
| 6925650 |
Method and apparatus for automated creation of linking information |
August 2, 2005 |
| A method and apparatus for transmitting, receiving and displaying electronic program guide data having a number of segments, wherein each segment is associated with a program and wherein some of the segments have a keyword therein includes a receiver having a memory that stores a key |
| 6925587 |
Turbo code interleaver with near optimal performance |
August 2, 2005 |
| A method of interleaving blocks of indexed data of varying length is disclosed. The method includes the steps of: providing a set of basic Interleavers comprising a family of one or more permutations of the indexed data and having a variable length; selecting one of the basic Interle |
| 6916720 |
Thin film devices and method for fabricating thin film devices |
July 12, 2005 |
| A method for making a thin film device on integrated circuits including the steps of applying a first photoresist layer to a first surface, and patterning the first photoresist layer to have at least a first opening that exposes the first surface. A film is deposited onto the first p |
| 6904273 |
Method and system for automatic gain control in a satellite communications system |
June 7, 2005 |
| An apparatus for providing automatic gain control for use in a satellite terminal of a satellite communication system capable of transmitting a plurality of different modes of data. The apparatus includes a demodulator circuit having an analog to digital converter; a first variable atten |
| 6904265 |
Capacity management in a broadband satellite communications system |
June 7, 2005 |
| An approach for managing system capacity of a satellite communications system is disclosed. A satellite communications system provides communication services to a region. A terminal (101, 103) is located within the region and is configured to transmit and receive signals over a satel |
| 6898248 |
System employing threaded space-time architecture for transporting symbols and receivers for mul |
May 24, 2005 |
| A threaded space-time (TST) architecture in a multiple antenna wireless communication system uses the coded transmission in each layer of a transmission resource array as a space-time code. Each layer of a layer set is active during all available symbol transmission intervals, and each |
| 6892342 |
Sets of rate-compatible universal turbo codes nearly optimized over various rates and interleave |
May 10, 2005 |
| A method and apparatus for Turbo encoding uses a set of rate-compatible Turbo Codes optimized at high code rates and derived from a universal constituent code. The Turbo Codes have rate-compatible puncturing patterns. The method comprises: encoding a signal at a first and second enco |
| 6868981 |
Light weight hydrogen tank |
March 22, 2005 |
| A light weight fuel tank for a hydrogen powered airplane used as a platform for communication repeaters for communication services. An outer spherical shell member of a sandwich configuration surrounds an inner thin walled spherical shell member in which the liquid hydrogen is contained. |
| 6865388 |
Dynamic queue depth management in a satellite terminal for bandwidth allocations in a broadband |
March 8, 2005 |
| An approach for managing queues of a terminal operating in satellite communications system is disclosed. A hub controls bandwidth allocations in conjunction with a satellite. A plurality of terminals is configured to issue bandwidth allocation requests to the satellite. Each of the t |
| 6859906 |
System and method employing a modular decoder for decoding turbo and turbo-like codes in a commu |
February 22, 2005 |
| A system and method for decoding encoded data is provided. A parser receives and parses the encoded data into data streams, with each of the data streams including a portion of said encoded data. A decoder decodes the data streams to provide decoded data which includes soft decision |
| 6859466 |
Physical layer header for packet data |
February 22, 2005 |
| An approach for is provided for adapting to a variety of link propagation conditions is disclosed. A source terminal generates a packet data burst that includes a header and an optional payload. The header is modulated using a default modulation scheme and is coded using a default coding |
| 6857098 |
Forward error correction scheme for data channels using universal turbo codes |
February 15, 2005 |
| A method of providing forward error correction for data services uses a parallel concatenated convolutional code which is a Turbo Code comprising a plurality of eight-state constituent encoders wherein a plurality of data block sizes are used in conjunction with said Turbo Code. A variat |
| 6847682 |
Method, system, device and computer program product for MPEG variable bit rate (VBR) video traff |
January 25, 2005 |
| A method, system, device and computer program product for moving pictures experts group (MPEG) variable bit rate (VBR) video traffic classification using a nearest neighbor classifier, including determining I, P and B frame sizes for an input MPEG VBR video sequence; computing mean value |
| 6842437 |
System for providing satellite bandwidth on demand employing uplink frame formatting for smoothi |
January 11, 2005 |
| A method of transmitting time division multiplexed data from a satellite terminal to a satellite wherein the satellite terminal receives a command indicating to transmit data during a frame comprising a plurality of timeslots in accordance with a timeslot reordering scheme. The timeslot |
| 6839770 |
Apparatus and method for access to network via satellite |
January 4, 2005 |
| A system in which a personal computer sends messages into a TCP/IP network using a conventional dial-up link and downloads data from the TCP/IP network using a high-speed one-way satellite link. A preferred embodiment uses a conventional SLIP provider to connect to the TCP/IP network and |
| 6839540 |
Power saving method for multiple channels per carrier (MCPC) satellite transmission |
January 4, 2005 |
| A method and system which may achieve significantly higher power efficiency for multiple calls from multiple channels in satellite telephony systems. The method and system manipulate the transmission of all channels in a link, (i.e., those channels that are silent as well as those channe |
| 6836515 |
Multi-modulation radio communications |
December 28, 2004 |
| A radio, and related methods of radio communication, consisting of a multi-modulation modem, wherein the multi-modulation modem that modulates and demodulates signals using a plurality of modulations. The radio also comprises a frequency converter coupled to the multi-modulation modem fo |
| 6834039 |
Apparatus and method for efficient TDMA bandwidth allocation for TCP/IP satellite-based networks |
December 21, 2004 |
| A communication system balances message traffic between return channel groups and within the groups, so that the user does not control the specific transmission frequency used. Uplink frequencies and bandwidths for the return channels are set by the system in a return channel control |
| 6829308 |
Satellite communication system utilizing low density parity check codes |
December 7, 2004 |
| An approach for reliably communicating over a satellite in support of a communication service including, for example, as direct broadcast satellite and data service, is disclosed. An input message is encoded, yielding a structured Low Density Parity Check (LDPC) coded message. The co |
