| Patent Number |
Title Of Patent |
Date Issued |
| D288070 |
Telephone line status indicator |
February 3, 1987 |
|
| 6901397 |
Method and apparatus for providing web-based assistance to customers and service representatives |
May 31, 2005 |
| A web-based application is used to assist customer service representatives or others answer questions about various items such as electronic equipment. The application provides the user with an interface with links to additional pages of information. In one embodiment, the application ca |
| 6405188 |
Information retrieval system |
June 11, 2002 |
| Methods and systems for providing an improved IR system that performs information retrieval by using probabilities. When performing information retrieval, the improved IR system utilizes both the prior probability that a document is relevant independent of the query as well as the probab |
| 6370579 |
Method and apparatus for striping packets over parallel communication links |
April 9, 2002 |
| A system for performing packet based data communications over a parallel set of sublinks is provided. A transmitter unit separates the sublinks into an available set of sublinks and a busy set of sublinks. This transmitter avoids processing delays by utilizing sublinks in the availab |
| 6351468 |
Communications protocol in a wireless personal area network |
February 26, 2002 |
| A communications protocol that is used in a network having a hub device connected to a plurality of peripheral devices includes a synchronization beacon frame that is broadcast by the hub device to the peripheral devices for permitting the peripheral devices to synchronize to the network |
| 6327349 |
Method and apparatus for identifying a rate center using a location routing number |
December 4, 2001 |
| In a telephone network supporting local number portability, a system and method for assigning a location identifier uses a location routing number to identify the geographic location of a customer. A local carrier assigns a telephone number to a customer. The local carrier then assigns a |
| 6324648 |
Secure gateway having user identification and password authentication |
November 27, 2001 |
| A computer system provides authenticated access for a client computer over an insecure, public network to one of a plurality of destination servers on private, secure network, through the use of a client-side X.509 digital certificate. A firewall is disposed between the insecure, public |
| 6314091 |
Wireless personal area network with automatic detachment |
November 6, 2001 |
| A personal area network includes a plurality of peripheral devices attached to the network, at least one attaching peripheral device requesting to attach to the network, and a hub device connected to the network and communicating with the plurality of peripheral devices. The hub device |
| 6311182 |
Voice activated web browser |
October 30, 2001 |
| A voice activated and operated Internet web browser where voiced utterances are digitized and the digitized representation is input to a speech recognition program is disclosed. The speech recognition program determines the most likely set of words from a stored vocabulary making up |
| 6310966 |
Biometric certificates |
October 30, 2001 |
| Biometric identification is combined with digital certificates for electronic authentication as biometric certificates. The biometric certificates are managed through the use of a biometric certificate management system. Biometric certificates may be used in any electronic transactio |
| 6310893 |
Method and system for connectionless communication in a cell relay satellite network |
October 30, 2001 |
| A method and system for communicating a packet over a cell relay satellite network, without establishing a connection in the cell relay satellite network, comprises the steps of segmenting the packet into a number of segments at a source node in the communications network, generating for |
| 6283406 |
Use of flow injection and extraction to control blade vortex interaction and high speed impulsiv |
September 4, 2001 |
| An active control device for reducing high-speed impulsive ("HSI") and blade vortex interaction ("BVI") noise in a rotor aircraft, such as a helicopter, is disclosed. The system comprises a plurality of rotor blades extending radially in spaced relationship from a central hub, each of th |
| 6272140 |
Bandwidth allocation in a wireless personal area network |
August 7, 2001 |
| A network includes a hub device connected to a plurality of peripheral devices. The hub device includes a send token register, a receive token register, and a communication protocol engine. The send token register contains tokens for allocation of output data bandwidth. The receive token |
| 6243465 |
Method of providing video programming nearly on demand |
June 5, 2001 |
| A method for providing video programming in a nearly on demand basis is disclosed. A video network includes a video server that operates several video recorders to simultaneously exhibit video performances or programs on a plurality of channels. The video server is controlled in real tim |
| 6240051 |
Acoustic surveillance apparatus and method |
May 29, 2001 |
| An apparatus and method for detecting, locating, tracking, or classifying an acoustic energy source located on a far side of a structure is disclosed. In accordance with the present invention, a receiving device samples a plurality of points on a near side of the structure to detect |
| 6208746 |
Biometric watermarks |
March 27, 2001 |
| A biometric watermark system and method generate a biometrically encoded bitstream from biometric data of a user and from electronic data to be transmitted to the user. The encoded bitstream has the biometric data acting as a biometric watermark. The encoded bitstream is then sent to a |
| 6202151 |
System and method for authenticating electronic transactions using biometric certificates |
March 13, 2001 |
| A technique for combining biometric identification with digital certificates for electronic authentication called biometric certificates. The technique includes the management of biometric certificates through the use of a biometric certificate management system. Biometric certificat |
| 6185619 |
Method and apparatus for balancing the process load on network servers according to network and |
February 6, 2001 |
| According to the present invention, a method and system provides the ability to assign requests for data objects made by clients among multiple network servers. The invention provides a distributed computing system and methods to assign user requests to replicated servers contained by th |
| 6173803 |
High amplitude sound wave generator |
January 16, 2001 |
| A method and device for generating a high amplitude sound wave is provided. The device includes a housing having an open end. A piston is slidably disposed in the open end of the housing and forms a chamber for holding a pressurized liquid. The pressurized liquid acts on the piston to mo |
| 6105010 |
Biometric certifying authorities |
August 15, 2000 |
| A biometric certifying authority (BCA) management system and method provide and maintain a hierarchical relationship among biometric certifying authorities in the issuance of biometric certificates. Biometric certificates may be used in all electronic transactions requiring authentic |
| 5896440 |
System and method for providing a unified communications link between divergent communication ne |
April 20, 1999 |
| A unified communication system is designed using an agreed upon transmission protocol between different carriers. The protocol is used to allow the automatic gathering of administrative data (such as trouble reports) from diverse locations within a sending network, using the propriet |
| 5583937 |
Method for providing video programming nearly on demand |
December 10, 1996 |
| A method for providing video programming in a nearly on demand basis is disclosed. A video network includes a video server that operates several video recorders to simultaneously exhibit video performances or programs on a plurality of channels. The video server is controlled in real tim |
| 5383112 |
Inventory management method |
January 17, 1995 |
| A method of managing information used and generated in the scheduling and exhibition of performances is disclosed. A video network includes a video server that operates several video recorders to simultaneously exhibit video performances or programs on a plurality of channels. The video |
| 5311423 |
Schedule management method |
May 10, 1994 |
| A method of managing information used and generated in the scheduling and exhibition of performances is disclosed. A video network includes a video server that operates several video recorders to simultaneously exhibit video performances or programs on a plurality of channels. The video |
| 4770488 |
Fiber optical connector with lens |
September 13, 1988 |
| An optical fiber-lens connector assembly maintains a critical fiber-to-lens interface during temperature excursions over the range of -40.degree. C. to +60.degree. C. by employing a spring loaded bushing mounted within a connector body. The fiber is fixed to the bushing and the spring ac |
| 4757287 |
Voltage tunable half wavelength microstrip filter |
July 12, 1988 |
| A voltage tumble filter has several parallel coupled half wavelength lines. Each open end of a line is coupled to ground through a corresponding varactor. Voltage may be distributed to the varactors through a thin wire attached a quarter wavelength from each varactor. |
| 4686156 |
Coated cemented carbide cutting tool |
August 11, 1987 |
| The present invention is directed to a triple coated cemented hard metal carbide product in which a cemented metal carbide substrate is coated with, first, a metal carbide coating to promote coating adherence to the substrate, secondly, a metal nitride or carbonitride coating to promote |
| 4647724 |
Ringing interface card for telephone test equipment |
March 3, 1987 |
| The present invention is directed toward a new type of ringing interface card which overcomes the inability of known cards for testing multi-party service and which enable a technician to measure the ringing frequency and simultaneously to detect which of the tip and ring conductors rece |
| 4633043 |
Apparatus for use with key telephone systems |
December 30, 1986 |
| Apparatus disposed at location of a key telephone system and associated with the system to produce a substitute signal and a substitute alarm in the presence of a ringing voltage when the system is deactuated. The apparatus comprises: an electrically powered lamp for displaying the s |
| 4323812 |
Electric discharge lamp |
April 6, 1982 |
| A high pressure electric discharge lamp exhibits lowered starting voltages and improved lumen performance by utilizing within the arc discharge tube a starting probe that is electrically isolated at all times. |
| 4208461 |
Coated phosphors and articles employing same |
June 17, 1980 |
| The disposition of an array of color phosphor dots on a color cathode ray tube faceplate by conventional photo deposition techniques is facilitated by first coating the individual phosphor particles with polyvinyl alcohol modified with an amino acid such as glutamic or aspartic acid. |
| 4208215 |
Method for enhancing the crystallization rate of high purity amorphous Si.sub.3 N.sub.2 powder b |
June 17, 1980 |
| High purity, fine Si.sub.3 N.sub.4 powder produced by the vapor phase reaction of SiCl.sub.4 with NH.sub.3 is amorphous. The crystallization rate of the amorphous powder is enhanced by heating the powder while in intimate contact with a titanium containing material, for example, TiN |
