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204 results about "Concurrent user" patented technology

In computer science, the number of concurrent users for a resource in a location, with the location being a computing network or a single computer, refers to the total number of people simultaneously accessing or using the resource. The resource can, for example, be a computer program, a file, or the computer as a whole.

Methods and apparatus for utilizing radio frequency spectrum simultaneously and concurrently in the presence of co-channel and/or adjacent channel television signals by adjusting transmitter power or receiver sensitivity

To address the scarcity of radio frequency (RF) spectrum, the disclosed systems offer unique ways to mitigate interference between television broadcasters (including their direct audience and viewers served via cable television) and other concurrent users of the RF spectrum, e.g. for one-way or two-way wireless communication. A preferred embodiment makes use of the “framing” characteristics of the “letterbox” video display format. RF emissions of the simultaneous RF spectrum user are keyed “on” only or substantially only during the time intervals when the blanking intervals and/or letterbox-border video lines are being scanned on the display, i.e. when the potentially affected (interfered with) television display is in the letterbox-frame-scanning portions of each video field. The concurrent uses may support services for voice (including telephony, music etc.), data (including Internet, intranet, etc.); image or control; fixed, portable, mobile or nomadic; narrowband, broadband or ultra-wideband; radiodetermination, diathermy, etc. Additionally, the concurrent user's emitted power and receiver sensitivity is continuously adjusted according to the broadcast television signal.
Owner:CELLCO PARTNERSHIP INC

Multiple operating system and disparate user mass storage resource separation for a computer system

A computer system including several nonconcurrently active hard disk drives ordinarily loaded with unique software bundles. Each active hard drive introduces an especial operating system setup and applications installation which is unconditionally denied access by activities obtained under another hard disk drive's software instructions. An absolute isolation between two or more user's application programs and data files is achieved while sharing a common set of computer system hardware and peripherals. Each category of nonconcurrent user operates independently without a threat of corruption from activities of another prior or subsequent user utilizing the same computer system for another disparate activity. In an IDE/ATA interface environment, a typical arrangement includes a setting of ROM-BIOS to only recognize a MASTER drive with a subsequent user determined swapping of MASTER and SLAVE modes between at least two hard drives utilizing a manual switch-over to obtain operation under operating system and programs uniquely installed on each of the intently selected MASTER drives, while denying access to the alternant SLAVE drive. In an SCSI interface environment, several drives set with the same SCSI-ID number are selected between by manually controlling a completion of the SCSI bus SEL line to the active intended drive and interrupting the SEL line to designated inactive drives. Virus corruption of one primary drive is fire-walled against inadvertent transfer into an alternate primary drive thereby assuring system operating integrity for one user category in spite of virus contamination, command errors, or careless or malicious hacking introduced by another user category.
Owner:HANGER SOLUTIONS LLC

Collaborative application with indicator of concurrent users

A system, method, and processor readable medium containing processor readable program code embodied therein are provided that enable network users to view one or more network user's status and to establish communications with the one or more network users using a user indicator in an electronic document (e.g., electronic mail message, hypertext markup language document). The user indicator may be a network user's login identification presented as a hypertext link to one or more communication options. The system may include an identification module for identifying the one or more network users. The identification module may identify a network user's login identification (e.g., the network user's name, employee number) and provide the network user's status using the user indicator. A status module, responsive to the identification module, provides the status of the network users. The status module may provide a visual indication of a network user's status using, for example, color coding, formatting, symbols, etc. A communication module for establishing a communication link with the one or more network users using the user indicator may also be provided. The communication module may be used to establish a variety of communications with one or more of the network users. For example, a user may chat, telephone, transmit an electronic mail message, share one or more application programs, whiteboard presentations, facsimile, or page to one or more of the network users by selecting the user indicator using a conventional computer mouse or keyboard.
Owner:EBAY INC

System, method and computer program product for multi-level file-sharing by concurrent users

ActiveUS7328225B1Efficient multi-user accessEfficient file sharingData processing applicationsSpecial data processing applicationsOperational systemFile size
A method of accessing a shareable computer file includes receiving a request to access the shareable computer file, retrieving a file ID from a stub file corresponding to the shareable computer file, retrieving a file name from a database corresponding to the file ID, accessing the shareable computer file if a user has not modified the shareable computer file, and accessing a modified copy of the shareable file stored in the stub file if the user has modified the shareable computer file. A database is generated in operating system space or accessed using the operating system, and includes file IDs and their corresponding file names for shareable computer files. The stub file is generated locally to correspond to the shareable computer file, and includes a modified copy of the shareable computer file if the shareable computer file has been modified, and a link to the shareable computer file if the shareable computer file has not been modified. If the shareable computer file has not been modified, a read-only operation retrieves any of file contents, file position and file size from the shareable computer file. File attributes relating to the shareable computer file can be retrieved from the stub file. The database is provided by the operating system for use by a Virtual Private Server.
Owner:VIRTUOZZO INT GMBH

Streaming media distribution system, method and device

The invention discloses streaming media distribution system, method and device. The method comprises the following steps of: receiving an inquiry request sent by a terminal node by a global server, determining the domain of the terminal node according to carried address information and returning the domain server information of the domain to which the terminal node belongs; sending a streaming media data acquiring request to a domain server by the terminal node; inquiring whether the domain has the streaming media data or not by the domain server; if so, returning the streaming media data / returning other terminal node information containing the streaming media data in the domain; if not, acquiring and returning the required streaming media data from other domain servers in a core network / the global server by adopting a P2P (peer-to-peer) mode; and receiving the returned streaming media data / acquiring the streaming media data from other terminal nodes by adopting the P2P mode according to the returned information of other terminal nodes. The system combines a traditional CDN (content delivery network) and P2P streaming media technology, can meet the streaming media distribution requirements of large-scale concurrent users and has high reliability and strong expandability.
Owner:CHINA MOBILE COMM GRP CO LTD

Multiple user computer including anti-concurrent user-class based disjunctive separation of plural hard drive operation

A computer sharing system which adapts a computer's hardware resources to providing virtual dual system operation for several non-concurrent system users. A separate hard disk drive including a full complement of boot, operating system, program and data file software is provided for each of the non-concurrent system users. Access by one system user to another system user's hard disk drive and attendant files is absolutely denied thereby preventing corruption of one user's hard disk dive files by another user's carelessness or malicious intent, or through unique setup adaptation of one user's program files which may otherwise interact with and impose unwanted changes on another's program file's operational performance. Each of the separate hard disk drives may be uniquely formatted to service totally different operating systems, including boot track code, in support of various operating systems including MS-DOS, Windows-NT, OS / 2, Unix and others. By definition, each separate hard disk drive may be a physically distinct hard disk drive unit, or be more economically embodied as several separately utilized media platters driven by a common hard disk drive mechanisim and having user distinctive READ and WRITE channel control for each media platter. The absolute denial of a system user's access to another system user's assigned hard disk drive may be cracked open to an limited extent whereby READ-ONLY access may be permitted. Additionally, a third hard disk drive may be enabled to be shared by one or more system users in any combination of READ-ONLY, and READ and WRITE modes. My objective is to deliver the independent performance which until now was proffered only by two completly separate computers in the economic form of one set of computer hardware offering at least two virtually separate operating systems and sets of supporting software whereby one system user is absolutely blocked from corrupting another system user's uniquely configured software and data files.
Owner:HANGER SOLUTIONS LLC

Resource self-adaptive adjusting system and method of multiple virtual machines under single physical machine

The invention provides a resource self-adaptive adjusting system and method of multiple virtual machines under a single physical machine. The system is achieved in the single physical machine and comprises a data collecting module, a preprocessing module, a prediction module, a resource adjustment strategy generating module, a resource adjustment strategy gain calculating module, a monitoring module, a strategy evaluation module and a historical database. The method comprises the steps that the historical data of a server are collected and stored in the historical database; the historical data of the server is preprocessed; the concurrent user request amount at the next moment is predicted, and then the demand amount prediction intervals of virtual machine resources is obtained by the predicted value of the concurrent user request amount; an optimal resource adjusting strategy is determined; CPU resource adjustment and internal storage resource adjustment are conducted; the optimal resource adjusting strategy is evaluated; the current optimal resource adjustment strategy and the evaluation value of the current optimal resource adjustment strategy are stored into the historical database. According to the resource self-adaptive adjusting system and method of the multiple virtual machines under the single physical machine, the resource amounts of all the virtual machines on the single physical machine can be adjusted to be adaptive to dynamically-changed resource demands, and therefore the resources of the single physical machine can obtain the biggest benefits.
Owner:北方实验室(沈阳)股份有限公司

Real-time authorization software License control method

The invention provides an enterprise software License control method implementing real-time authorization. The method includes the steps of using an SOA (service oriented architecture) for software, setting controlled quantities, such as the number of client application module concurrent users and the number of servers simultaneously published by a client service module, on a server, and binding the controlled quantities with user names and an automatically generate GUID (globally unique identifier) serial number; after a client binds the user names and the serial number with hardware information such as encryption lock (including computer CPU (central processing unit) serial number, network card serial number and hard disk drive serial number), allowing the client to acquire an encrypted License file from the server; and allowing a License control module to analyze the License file to allow for real-time control of authorization to the whole software system. According to the method, authorization of software can be controlled effectively as the client is communicated with the server in real time, whether the software runs in a virtual machine or not can be detected, and control of versions such as trial version and official version can be performed. The enterprise software License control method implementing real-time authorization is widely applicable to the field of authorization control for computer enterprise software.
Owner:SHENYANG INST OF AUTOMATION - CHINESE ACAD OF SCI

Cloud system for household electronic commerce based on CDN (Content Delivery Network) and load balancing technology as well as implementation method

The invention discloses a cloud system for household electronic commerce based on a CDN (Content Delivery Network) and a load balancing technology as well as an implementation method. The cloud system comprises a user App module, a load balancing module and a CDN node module, wherein the load balancing module comprises a GSLB (Global Server Load Balance) module and an LSLB (Local Server Load Balance) module, the CDN node module comprises a plurality of Cache node servers, the CDN node module, which is closest to the user App module, is selected through the load balancing module, and data exchange is carried out between the user App module and the closest CDN node module. The cloud system for household electronic commerce based on the CDN and the load balancing technology as well as the implementation method have the advantages of flexible system expandability and capabilities of effectively improving the utilization efficiency and the response speed of a background server and other resources, remarkably improving the efficiency for solving the IO (Input Output) bottleneck of a front network, helping to shorten the system response time during high concurrency of users and solving the network congestion problem.
Owner:江苏惠居乐信息科技有限公司

Job scheduling system suitable for grid environment and based on reliable expense

The invention relates to an operation scheduling system which is applicable to the grid environment and based on the reliability cost; as indicated in graph 1, the whole system includes three layers: the first layer is an operation submission interface module 1; the second layer is an operation scheduling module 2 and the grid resource platform 7 as the substrate layer. From the perspective of the operational principle, the core of the invention is the operation scheduling module in the second layer, which includes a pre-scheduling module 3, a scheduling strategy module 4, an operation finish time prediction module 5 and a resource information module 6. The operation scheduling system in the invention proposes an operation running time prediction model and a resource usability prediction model; the operation running time prediction model based on the mathematical model and the resource usability prediction model based on the Markov model have high accuracy and high generality. The operation scheduling system adopts the copy fault-tolerance strategy, the primary copy asynchronous operation fault-tolerance strategy and the retry fault-tolerance respectively according to different operation service quality requirements and resource characteristics so that the operation scheduling system has high flexibility and high validity; meanwhile, the operation scheduling system supports the computation-intensive operation and the data-intensive operation to have good generality. Compared with the scheduling system in the prior art, the operation scheduling system has the advantages of supporting more concurrent users, improving the resource utilization rate, good generality, good extensibility and high system throughput.
Owner:HUAZHONG UNIV OF SCI & TECH

System, method and computer program product for multi-level file-sharing by concurrent users

A method of accessing a shareable computer file includes receiving a request to access the shareable computer file, retrieving a file ID from a stub file corresponding to the shareable computer file, retrieving a file name from a database corresponding to the file ID, accessing the shareable computer file if a user has not modified the shareable computer file, and accessing a modified copy of the shareable file stored in the stub file if the user has modified the shareable computer file. A database is generated in operating system space or accessed using the operating system, and includes file IDs and their corresponding file names for shareable computer files. The stub file is generated locally to correspond to the shareable computer file, and includes a modified copy of the shareable computer file if the shareable computer file has been modified, and a link to the shareable computer file if the shareable computer file has not been modified. If the shareable computer file has not been modified, a read-only operation retrieves any of file contents, file position and file size from the shareable computer file. File attributes relating to the shareable computer file can be retrieved from the stub file. The database is provided by the operating system for use by a Virtual Private Server.
Owner:VIRTUOZZO INT GMBH

System, method and device for delivering streaming media

A system, a method and an apparatus for distributing streaming media, include that a terminal node sends the inquiry request carrying the address information of itself to a global server; the global server determines the affiliated domain of the terminal node according to the address information, and returns the domain server information of the affiliated domain; the terminal node sends streaming media data obtaining request to the domain server of the affiliated domain; the domain server of the affiliated domain inquires whether there is the streaming media data in its local domain; if yes, the streaming media data is returned and/or the information of the other terminal nodes which have the streaming media data in their local domains is returned; if not, the requested streaming media data is obtained from the other domain servers in the core network and/or the global server and sent to the terminal node by the way of P2P; the terminal node receives the returned streaming media data and/or obtains the requested streaming media data from the other terminal nodes by the way of P2P according to the returned information of the other terminal nodes. The system can satisfy the demand of streaming media distributing of the large-scale concurrent users.
Owner:CHINA MOBILE COMM GRP CO LTD
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