318 Include one or more Batteries > 자유게시판

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These relative displacements of the options within the frames can be utilized to estimate the motion of the features relative to the optical navigation system or the motion of the optical navigation system relative to the features. One of these optical navigation technique can be referred to herein as a beacon-based mostly navigation method. Beacon-based navigation techniques are at the moment used in pc gaming units to track motion of remote input gadgets for iTagPro support the gaming items. A priority with conventional beacon-based mostly navigation techniques is that further hardware is needed to offer the beacons, which provides value and iTagPro support undesired complexity to the overall system. Another concern is that non-beacon gentle sources in the field of view, smart key finder e.g., candles and reflections of light, will be mistaken for the beacons, iTagPro support which may introduce navigation errors. This kind of optical navigation approach will be referred to herein as a scene-based navigation technique. Scene-based navigation methods are similar to the navigation techniques employed in optical laptop mice.

Positional changes of the distinguishing features captured in successive frames of image information are used to trace the motion of the optical navigation system. Scene-based navigation techniques may also be utilized in laptop gaming units to trace movement of distant enter gadgets for the gaming models. Such navigation errors is probably not important for purposes that are not time-delicate, corresponding to cursor management for word processing purposes. However, iTagPro key finder for iTagPro support time-sensitive applications, resembling computer gaming, such navigation errors might not be tolerable. FIG. 1 reveals an optical navigation system in accordance with an embodiment of the invention. FIG. 2B illustrates an imaged display screen in captured image frames when the hand-held controller unit is moved laterally at a set distance from the display screen in accordance with an embodiment of the invention. FIG. Three is a block diagram of the hand-held controller unit of the optical navigation system of FIG. 1 in accordance with an embodiment of the invention. FIG. 4 illustrates a strategy of finding the imaged display display in a captured image body by thresholding in accordance with some embodiments of the invention.

FIG. 5 illustrates a strategy of discovering the imaged show screen in a captured picture frame by searching for a body of a show device within the image frame in accordance with other embodiments of the invention. FIG. 6 illustrates a means of finding the imaged display display screen in a captured image frame by looking for a quadrilateral region having a dominant coloration in the picture frame in accordance with different embodiments of the invention. FIG. 7 illustrates a process of discovering the imaged show screen in a captured picture body by evaluating the image frame with a reference image in accordance with different embodiments of the invention. FIG. Eight is a process flow diagram of a method for monitoring an enter machine in accordance with an embodiment of the invention. One hundred includes a hand-held controller unit 102 , a show device 104 and iTagPro smart device a console unit 106 . 102 and the console unit 106 are part of a pc gaming system where the hand-held controller unit is an input gadget of the system to control graphical parts displayed on the display system 104 .

One hundred is used to implement different varieties of systems. For instance, some embodiments of the optical navigation system 100 could also be used to provide an accessible person interface for pet tracking device a computer system. A hundred operates to trace the movements of the hand-held controller unit 102 of the system utilizing a show display screen 108 of the show system 104 in frames of image information captured by the hand-held controller unit 102 . Positional data of the imaged model of the show display 108 in captured image frames is then used to find out the current position of the hand-held controller unit 102 . 108 in a captured picture frame might embody the location and size of the imaged display screen within the captured image frame with respect to the captured picture body, iTagPro support as well because the shape of the imaged display screen in the captured image body. 102 could be the position of the hand-held controller unit relative to absolutely the coordinate system with respect to the show screen 108 .

102 can be the place of the hand-held controller unit relative to the previous position of the hand-held controller unit with respect to the show display 108 . Such a tracking utilizing the imaged show display in a captured picture frame will typically be referred to herein as a display screen-primarily based navigation. FIGS. 2A-2C illustrate how the positional data of an imaged display display in a captured picture frame can be used to find out the relative position of the hand-held controller unit 102 with respect to the show display 108 . FIG. 2A illustrates an imaged show display 210 in captured image frames 212 A, 212 B and iTagPro support 212 C when the hand-held controller unit 102 is moved nearer or best bluetooth tracker farther from the display screen 108 . 212 A when the hand-held controller unit 102 is positioned close to the display display screen 108 , the size of the imaged show display screen 210 is relatively giant. 210 is rectangular in form.