Screan cursor movement control method and cursor movement controller
A controller and screen light technology, applied in the field of screen cursor movement control and cursor movement controller, can solve the problems of short movement distance, increased fatigue of operator's hand and arm joints, limited application scope, etc. The effect of improving the convenience of use, reducing the amount of hand movement, and convenient and flexible operation
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no. 1 example
[0050] The first embodiment: the optical mechanical mouse is driven by two positioning axes arranged at 90 degrees by the rubber roller ball at the bottom of the mouse. The two ends of the positioning shaft are connected with circular optical encoders. The optical encoder of the optical mechanical mouse consists of a disc with many slits, and photoelectric cells and light-emitting diodes on both sides. When the mouse moves on the desktop, the rubber ball drives the disc on the optical encoder to rotate, and the photoelectric tube receives intermittent signals. The position detection device in this embodiment is a photosensitive chip. If the optical signal is received, the photosensitive chip A "1" signal will be generated, and if no optical signal is received, it will be set as a signal "0". The optical codes on the X and Y axes are composed of two pulse signals that are not on the diameter line. As shown in Figure 4, when the phase of X1 is earlier than that of X2, it is con...
no. 2 example
[0053] The second embodiment: In this embodiment, the optical-mechanical mouse is still used as an example. The difference is that in this embodiment, the signal processing device is a pulse switch connected to each branch of the X and Y axes, and the trigger device consists of The control device controls its working state.
[0054] FIG. 6 is a schematic block diagram of the optical mechanical mouse. In the figure, a pulse switch 4 is set in one of the pulse signals on the X and Y positioning axes, as the signal processing device described in the present invention, when the trigger device 3 triggers the motion track of the present invention, the reverse pulse signal is cut off .
[0055] In this embodiment, a control device 8 is also included, and the control device 8 can add function keys on the mouse, or realize by setting hotkeys or combination keys on the keyboard. When the control device 8 is pressed, the signal connected to the control device 8 The wire sends a control...
no. 3 example
[0056] The third embodiment: generally there are two integrated circuits in the current optical mouse, one is a CMOS / DSP chip, and the other is an interface conversion chip of USB / PS2, and the CMOS / DSP chip includes three parts: image capture module, DSP image Analysis module, X, Y direction relative displacement pulse output module. The DSP image analysis module chip is the position detection device in this embodiment. The interface chip actually counts and processes the pulse signals generated by CMOS / DSP, and then converts them into USB / PS2 signal output. The PS2 signal output processes the pulse signal through the interface chip and triggers it through the trigger device. Similarly, the trigger device can be triggered by detecting the speed or adding a mouse button. When it is detected that the corresponding button is pressed, the pulse signal processing device in the interface chip can process all the received pulse signals in the same direction, and then send a USB signa...
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