CDMA radiotelephone having optimized slotted mode and long code operation
A first object of this invention is provide a method for reducing the duty cycle of a CDMA radiotelephone when operating in a slotted paging mode. A further object of this invention is to provide a di... Read More
Inventors: Gould, Adam F.; Robertson, James R.; Noneman, John W.; Gelm, John R.;, Assignee: Nokia Mobile Phones Ltd. (FI) |
Paging channel configuration for efficient wake-up period utilization
In the following description, for purposes of explanation and not limitation, specific details are set forth, such as particular circuits, circuit components, techniques, etc. in order to provide a t... Read More
Inventors: Wang, Yi-Pin Eric; Palenius, Torgny; Dent, Paul;, Assignee: Telefonaktiebolaget LM Ericsson (publ) (Stockholm, SE) |
Method and system for providing integrated services in a mobile radio communication system
OF THE PRESENTLY PREFERRED EMBODIMENTS Turning now to the drawings, and in particular to FIG. 1, there is shown an exemplary multi-service radio communication system 10 in accordance with an embodime... Read More
Inventors: Tseitlin, Eugene; Kogan, Barry; Agulnik, Anatoly;, Assignee: Motorola, Inc. (Schaumburg, IL) |
Dynamic allocation of radio resources in a packet switched communications-system
In accordance with one aspect of the present invention there is provided a method of controlling communication between user stations using a mobile communications system having a radio interface, said... Read More
Inventors: Stubbs, Martin;, Assignee: Orange Personal Communications Services Limited (Bristol, GB) |
Method and apparatus for measuring the timing difference between physical IMA links and for delivering a time difference to the IMA layer
To overcome the limitations in the prior art described above, and to overcome other limitations that will become apparent upon reading and understanding the present specification, the present inventio... Read More
Inventors: Heikkinen, Pekka; Tuomisto, Janne;, Assignee: Nokia Corporation (Espoo, FI) |
Means and method of improving multiplexed transmission and reception by coding and modulating divided digital signals
We claim: 1. A signal transmitting apparatus comprising: an encoding means for performing error correction coding on a plurality of input signal with encoding rates in accordance with the significance... Read More
Inventors: Ikeda, Tamotsu; Ikeda, Yasunari; Okada, Takahiro;, Assignee: Sony Corporation (Tokyo, JP) |
Method and apparatus for measuring reporting channel state information in a high efficiency, high performance communications system
The present invention is directed to a method and apparatus for the measuring and reporting of channel state information in a high efficiency, high performance communications system, comprising the st... Read More
Inventors: Wallace, Mark; Walton, Jay R.; Jalali, Ahmad;, Assignee: Qualcomm Incorporated (San Diego, CA) |
Match resolution circuit for an associative memory
The present invention overcomes the deficiencies and limitations of the prior art with a unique system and method for determining a best match from a plurality of matches resulting in response to a se... Read More
Inventors: Henderson, Alex E.; Croft, Walter E.; Chu, Raymond M.; Sarin, Vishal;, Assignee: Intel Corporation (Santa Clara, CA) |
Mailbox registers for synchronizing header processing execution
Systems and methods consistent with the principles of the invention, among other things, provide for an improved packet header processing engine. One aspect consistent with the invention is directed t... Read More
Inventors: Sindhu, Pradeep; Lim, Raymond M.; Libby, Jeffrey G.;, Assignee: Juniper Networks, Inc. (Sunnyvale, CA) |
Label-switching and control interface for asynchronous fast-packet switching
We claim: 1. A label-switching and control interface for fast packet switching, comprising: a plurality of bidirectional asynchronus multiplex lines forwarding information-signal cells representing re... Read More
Inventors: Demichelis, Carlo; Mattone, Paolo; Zappalorto, Alessandro;, Assignee: CSELT - Centro Studi e Laboratori Telecomunicazioni S.p.A. (Turin, IT) |
Method of admission control and routing of virtual circuits
In accordance with the present invention it is recognized that the cost of routing a requested virtual circuit on links in a path through a network comprising a set of links may be determined based on... Read More
Inventors: Gawlick, Rainer; Kamath, Anil P.; Plotkin, Serge; Ramakrishnan, Kajamalai Gopalaswamy;, Assignee: Lucent Technologies Inc. (Murray Hill, NJ) |
SONET add/drop multiplexer with packet over SONET capability
The present invention provides an apparatus and method for efficiently utilizing bandwidth within a SONET network carrying data packets such as Internet Protocol packets. The invention does so by prov... Read More
Inventors: O'Connor, Donald;, Assignee: Fujitsu Network Communications, Inc. (Richardson, TX) |
Method of managing hop-count in label switching network and node apparatus
What is claimed is: 1. A method of managing a hop-count of a label switched path in a network, the label switched path being configured by a plurality of nodes for performing a label switching operati... Read More
Inventors: Katsube, Yasuhiro; Tanaka, Hisako;, Assignee: Kabushiki Kaisha Toshiba (Kawasaki, JP) |
Optical internet protocol switch and method therefor
In view of the foregoing problems, drawbacks and disadvantages of the conventional systems and methods, an object of the present invention is to provide a system and method for eliminating much of the... Read More
Inventors: Boivie, Richard Harold;, Assignee: International Business Machines Corporation (Armonk, NY) |
Performance monitor system, transmission device and performance monitor method of transmission line
It is an object of the present invention to provide a novel transmission device with a performance monitoring function which readily and fully monitors the performance of unconnected lines as well as ... Read More
Inventors: Kusano, Toshihiko;, Assignee: NEC Corporation (Tokyo, JP) |
Communication method and communication equipment
In order to achieve an object of the present invention, there is provided a communication method employed in a communication system comprising a base station for transmitting and receiving data throug... Read More
Inventors: Watanabe, Kouji; Ishifuji, Tomoaki;, Assignee: Hitachi, Ltd. (Tokyo, JP) |
Selectable differential or single-ended mode bus
Accordingly, the present invention is directed to a method and apparatus for configuring a bus as either a single-ended mode bus or as a differential mode bus, depending on the system environment. The... Read More
Inventors: Lattimore, George McNeil; Reese, Robert James; Yeung, Gus Wai-Yan;, Assignee: International Business Machines Corporation (Armonk, NY) |
Multi-functional I/O buffers in a field programmable gate array (FPGA)
In accordance with the principles of the present invention, a multi-function I/O buffer in a programmable device comprises an enablable differential receiver, and an embedded differential resistance o... Read More
Inventors: Andrews, William B.; Scholz, Harold N.;, Assignee: Lattice Semiconductor Corporation (Hillsboro, OR) |
DTMF detection in internet telephony
The above and other problems in the prior art are overcome and a technical advance is achieved in accordance with the present invention which relates to a DTMF detector installed in parallel with a vo... Read More
Inventors: Yousseff, Khalid;, Assignee: Intel Corporation (Santa Clara, CA) |
Signaling mechanism for modem connection holding and reconnecting
The present invention provides techniques to shorten the startup and reconnection times associated with a data communication system that employs a modem. The quick reconnect technique leverages the kn... Read More
Inventors: Olafsson, Sverrir;, Assignee: Conexant Systems, Inc. (Newport Beach, CA) |
System and method for handling V.8bis signals for modem connections over packet networks
What is claimed is: 1. A communication method for use by a first gateway device to communicate with a second gateway device over a packet network, said first gateway device capable of communicating wi... Read More
Inventors: Brent, Jason B.; Ryan, Patrick D.;, Assignee: Mindspeed Technologies, Inc. (Newport Beach, CA) |
Combined preamble detection and information method for burst-type digital communication system
The present invention comprises a combined synchronization and information transfer method and system in a burst-type communication system. In one burst-type communication system of the present invent... Read More
Inventors: Krasner, Norman Franklin;, Assignee: Spacenet, Inc. (McLean, VA) |
Signal synchronization method and receiver device for packet communication
It is therefore an object of the present invention to provide a signal synchronization method and a receiver device which is capable of generating a synchronization signal easily. According to this in... Read More
Inventors: Sawada, Manabu; Kuwabara, Masahiro;, Assignee: DENSO Corporation (Kariya, JP) |
System and method for resolving fibre channel device addresses on a network using the device's fully qualified domain name
The present invention provides a system and method for discovering a fibre channel device in a network that substantially eliminates or reduces disadvantages and problems associated with previously de... Read More
Inventors: Wilson, Stephen K.;, Assignee: Crossroads Systems, Inc. (Austin, TX) |
Methods and apparatus for topology sensing in networks with mobile nodes
The present invention addresses the above mentioned issues by providing methodologies which allow mobile network nodes to sense the presence of one another on a dedicated channel. Moreover, the presen... Read More
Inventors: Ahmed, Walid; Jiang, Hong; Kodialam, Muralidharan Sampath; Monogioudis, Pantelis; Rege, Kiran M.;, Assignee: Lucent Technologies Inc. (Murray Hill, NJ) |
Resource allocation mechanism in packet radio network
OF THE INVENTION According to a first embodiment of the invention, a network leaves (at least) one USF identifier unallocated to any mobile station and uses said USF identifier according to alternati... Read More
Inventors: Mustajarvi, Jari;, Assignee: Nokia Telecommunications Oy (Espoo, FI) |
Method for variable block scheduling indication by an uplink state flag in a packet data communication system
The invention will now be described with respect to a GPRS system where a dynamic resource allocation method is provided for multiplexing mobile users by way of an USF transmission in the downlink. M... Read More
Inventors: Turina, Dalibor; Persson, Bengt;, Assignee: Telefonaktiebolaget LM Ericsson (publ) (Stockholm, SE) |
Method and apparatus for sharing uplink state flag (USF) with multiple uplink temporary block flows (TBFs)
The foregoing and other problems are overcome and the objects of the invention are realized by methods and apparatus in accordance with embodiments of this invention. A method and an apparatus are des... Read More
Inventors: Lintulampi, Raino; Parantainen, Janne; Sebire, Guillaume;, Assignee: Nokia Corporation (Espoo, FI) |
Method and system for fast access to an uplink channel in a mobile communications network
The present invention comprises a method and system for obtaining fast access to a multiplexed uplink channel in a mobile telecommunications network. In accordance with one embodiment of the invention... Read More
Inventors: Vé, drine;, Assignee: Telefonaktiebolaget LM Ericsson (publ) (Stockholm, SE) |
Triple orthogonally interleaed error correction system
In accordance with the present invention there is provided a triple orthogonally interleaved error correction system to detect and correct errors in data transmissions through the use of relatively fe... Read More
Inventors: Rhines, Don S.; McCoy, William D.; Handley, Kirk H.;, Assignee: E-Systems, Inc. (Dallas, TX); Ampex Corporation (Redwood City, CA) |
Multiplexer-related 
