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79 results about "Restrict" patented technology

In the C programming language, as of the C99 standard, restrict is a keyword that can be used in pointer declarations. The restrict keyword is a declaration of intent given by the programmer to the compiler. It says that for the lifetime of the pointer, only the pointer itself or a value directly derived from it (such as pointer + 1) will be used to access the object to which it points. This limits the effects of pointer aliasing, aiding optimizations. If the declaration of intent is not followed and the object is accessed by an independent pointer, this will result in undefined behavior. The use of the restrict keyword in C, in principle, allows non-obtuse C to achieve the same performance as the same program written in Fortran.

Method and system for using tokens to conduct file sharing transactions between handhelds and a web service

A method and system supporting web file sharing transactions via a networked handheld computer system. In a system having a server that automatically detects when new versions of currently used applications are made available for a networked handheld computer system, a method is described for allowing one handheld computer system to facilitate the transfer of a file to another handheld computer system using the server. On the server, each registered handheld has account information indicating the applications (and versions) that it supports. As part of the file sharing transaction, using a token, a sending handheld computer system updates the account information of a receiving handheld to indicate that a download is required the next time the receiving handheld is networked with the server. A new file name may be recorded in the account information, or, a new version of an existing file name may be updated. The new information is then automatically downloaded to the receiving handheld during its next synchronization with the server. Security options on the receiver are available that restrict which handhelds have authority to send files to the receiving handheld. Synchronization can be performed with a host computer system, or directly between the server and the handhelds. The shared file may be any information, e.g., an application, data, images, electronic currency, etc.
Owner:QUALCOMM INC

Method for measuring occurrence of non-contact structural surface

InactiveCN103697854AAchieving Occurrence MeasurementRealize multi-angle measurementAngle measurementRectangular coordinatesLight beam
The invention discloses a method for measuring the occurrence of a non-contact structural surface. The method comprises the following steps: establishing a descartes rectangular coordinate system of a right-hand space by taking a relocation site of a distance meter as an original point and a magnetic north direction as the positive direction of the x-axis by means of a space ranging function of a laser or infrared distance meter; rotating the distance meter to enable a measured light beam to be irradiated to three non-colinear points of a structural surface to be measured, and respectively recording the vertical rotation angle, horizontal rotation angle and measuring distance of each measured light beam; and quantitatively describing the inclination state of the structural surface to be measured by utilizing the relationship between a spatial vector and a geometric projection, and calculating the inclination angle, inclination and trend of the structural surface. By using the method, the application restrict for the contact measurement of the traditional geological compass is broken, the measurement for the occurrence of a long-distance or difficultly-contact structural surface is realized, and the measurement errors caused by the magnetism of minerals are effectively avoided.
Owner:广西华锡集团股份有限公司

Circuit device of injection mold with single-side inlet and outlet cooling water

The invention discloses a circuit device of an injection mold with single-side inlet and outlet cooling water, which comprises a water-stop plate (1), a water faucet (2), a support plate (3), a plug (4), a water inlet channel (6), a folded-back channel (61), a water outlet channel (7), and a water-turning cooling hole (8). The present invention adopts such a technical scheme of cooling water circuit that the water-turning cooling hole consisting of several straight blind holes is arranged in the mold, an isolating device consisting of the water-stop plate, the water faucet and the support plate partitions the water-turning cooling hole into a water turning chamber and a water returning chamber from top to bottom; the water inlet channel and the water outlet channel provided with the straight holes are respectively communicated with the water turning chamber and the water returning chamber and then respectively connected with them by the folded-back channel of the straight hole, and the inlet and the outlet are arranged on the same outer side of the mold. By using the water faucet for partitioning the water inlet and the water outlet channels and the processing convenience of straight hole, the injection mold has inlet and outlet water on the single side, the purposes of simplifying structure, reducing processing cost, no restrict and improving cooling effect are achieved.
Owner:宁海县第一注塑模具有限公司
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