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351 results about "Dedicated line" patented technology

In computer networks and telecommunications, a dedicated line is a communications cable or other facility dedicated to a specific application, in contrast with a shared resource such as the telephone network or the Internet. It is a communication path between two points.

Secure token access distributed database system

A secure token access distributed database system to provide verification of someone's or something's identity quickly and securely is provided, wherein such database and system is readily scalable from local to nationwide to worldwide use. The system specifically addresses the use of an authenticated user identification (ID) where any accepted authentication scheme can be employed in combination with a number of secure enabled databases connected by any means, including LAN, WAN, Internet, and dedicated lines, to provide value-added data in real-time at the main point of security contact. Furthermore, the instant invention provides a concept by which a potentially unlimited number of secure enabled databases containing various kinds of data potentially useful to a requesting entity, are either connected by some network means, or exposed to the Internet through a secure connection. Data transfer may also be bi-directional. As part of the security incident information exchange, data may not only be received by the requesting entity, but the provider database may also receive updated information. Requests may be progressive in nature. Data contained in a response from one database may cause the requesting application to send out a new, modified request for the ID based on that data. Moreover, continual update of the incident data may continue even after sufficient information has been received to make a security decision, e.g., grant entry. If subsequent data arrives that could affect that decision, it may provide authorities and security personnel with timely data and an opportunity for appropriate and effective action.
Owner:VERIFONE INC

Providing a high speed data modem based on MIMO technology using a cable or single antenna

A single cable or single antenna space-time fast modem system is described. Very high data transfer rates are accomplished using a space-time MIMO transceiver in combination with a unique space-time antenna reduction chamber and a frequency spectrum shifting module. The system readily connects to any existing communications infrastructure. The high speed data modem system incorporates a MIMO space-time wireless transceiver, yet unlike existing space-time wireless systems, requires only a single cable or antenna to achieve very high data transfer rates. Furthermore, this fast modem system achieves these very rapid data transfer rates, those comparable to a MIMO space-time wireless data link over existing wired or wireless infrastructure while operating at any carrier frequency, including base band, maintains data transfer rates during high speed motion, maintains a predictable separation factor “k” regardless of topographical limitations, is small in size, with no need for numerous cables or antennas, and can be produced at low cost. It is also possible, that the fast modem system described herein can be used with, or connected to any pre-existing communications means (e.g., LAN, WAN, Internet, dedicated lines, etc.) to provide very high speed data transfer rates.
Owner:AVALON RF

Electric power engineering intelligent construction site comprehensive management and control information system

The invention discloses an electric power engineering intelligent construction site comprehensive management and control information system, and belongs to the technical field of Internet. The systemcomprises a mobile terminal, a cloud management platform, a local management platform and an operation area terminal arranged in a construction site; the operation area terminal is wirelessly connected with the local management platform; the local management platform is connected with the cloud management platform through an optical fiber/dedicated line, and the cloud management platform is connected with the mobile terminal through a 3G/4G network; the operation area terminal uploads the monitored data to the local management platform and the cloud management platform in turn; and the cloud management platform generates alarm signals according to pre-set alarming conditions and alarming manners corresponding to various monitoring data, and pushes various monitoring data and alarm signalsto the mobile terminal in real time. The invention realizes the comprehensive application of the system in each link of construction site management by establishing a unified technological and management platform.
Owner:中能建建筑集团有限公司

Dedicated line opening method and device

The invention provides a dedicated line opening method and device, relating to the technical field of communication, and aiming at opening a dedicated line more quickly and flexibly. The method is applied to a dedicated line management system, and the system includes at least two access routers, centralized control equipment and a business server, wherein each access router is connected to a corresponding UTN, each UTN is connected to an IP bearer network to form a backbone network, the at least two access routers have established tunnel communication based on the backbone network, and the business server is used to provide business services. The method includes the following steps: enabling the centralized control equipment to receive a dedicated line opening request message sent by the first access router; sending an authentication request message to the business server according to the dedicated line opening request message to ensure that the business server authenticates the firstaccess router; receiving an authentication response message sent by the business server; and if the authentication response message indicates that the authentication of the first access router is successful, enabling the centralized control equipment to send a dedicated line opening response message to the first access router.
Owner:CHINA UNITED NETWORK COMM GRP CO LTD

Train-receiving signal control system of passenger dedicated line railway station

The invention relates to passenger dedicated lines and provides a train-receiving signal control system of a passenger dedicated line railway station. The train-receiving signal control system comprises two station-entering signal machines and an effective station track. Fouling posts are arranged at the two ends of the effective station track correspondingly. A platform section is arranged in the position, corresponding to a platform, of the effective station track and located between the two fouling posts. A departure signal machine is arranged between each fouling post and the platform section. At least parts of passing protective areas are located on first turnout sections on the inner sides of the departure signal machines in the corresponding directions. Successive routes of train-receiving routes are automatically arranged through interlocking equipment, and the tail ends of the successive routes are located on the first turnout sections on the inner sides of the corresponding departure signal machines. According to the improved train-receiving signal control system of the passenger dedicated line railway station, the original travelling safety is not reduced, and meanwhile at least parts of the passing protective areas are arranged on the inner sides of the departure signal machines, so that the distances between the departure signal machines and the fouling posts are shortened, the length of the station track can be decreased, and land and the construction cost are saved.
Owner:CHINA RAILWAY SIYUAN SURVEY & DESIGN GRP

Double line box girder downward mobile formwork bridge fabrication machine and construction method thereof

InactiveCN101324053AHeavy loadAccurate linear controlBridge erection/assemblyDedicated lineBox girder
The invention discloses a downlink-typed movable formwork bridge fabrication machine used for dual-line box girders in passenger-dedicated line (PDL) of railway and a construction method thereof. The main beam of the bridge fabrication machine adopts two parallel groups of left and right main truss structures; the front end and the rear end of each group of main truss are respectively connected with a front guiding beam and a rear guiding beam; the upper sides between the two main trusses are fixed and connected by a plurality of sway bracings and the lower sides are connected with a plurality of lower carrying-pole beams; a beam-hoisting machine which can move along the longitudinal direction of the main truss is erected above the main truss; the two main trusses are supported on the two adjacent piers by a longitudinal and transverse slide carriage. The construction method of the invention adopts precast segmental girders in beam fields beside a bridge; concrete is cast in-situ after the segmental girders are hoisted in position so as to connect the beam wetly; the construction sequences of assembling the whole-cell box girder, stretching and drawing a prestressed tendon of the whole-cell box girder are carried out, thus realizing that dual-line simply supported continuous box girder is erected simultaneously. The bridge fabrication machine and the construction method of the invention have the outstanding advantages of large load bearing capability, synchronous erection of dual-line, precise controlling of the line shape, and saving the construction period, etc.
Owner:THE SECOND OF CHINA RAILWAY PORT CHANNEL ENG GROUP
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