Patent ID: 6795618
Filing Date: 2004-09-21
Classification: G02B

Abstract:
An optical fiber coupling system, comprising at least an optical fiber coupling device for coupling at least two optical fibers so that a contact node is formed on the optical fibers, the contact node comprising at least an input end and at least two output ends, the optical fiber coupling device comprising:a stretching device having two relatively linearly movable stretching blocks for stretching optical fibers to be coupled by relative linear movement; a heating device for movably fusing the contact node by a heat focusing operation; a packaging device for movably packaging the contact node; a first auto-control device that, when receiving a first driving signal, moves the stretching blocks to a determined position according to a first moving parameter and producing a first state parameter corresponding to the moving of the stretching blocks; a second auto-control device that, when receiving a second driving signal, moves the heating device to a determined position according to a second moving parameter and producing a second state parameter corresponding to the moving of the heating device; a third auto-control device that, when receiving a third driving signal, moves the packaging device to a determined position according to a third moving parameter and producing a third state parameter corresponding to the moving of the packaging device; a first activating device that, when receiving a first activating signal, drives the heating device to perform the heat focusing operation according to a heating parameter; a second activating device that, when receiving a second activating signal, driving the packaging device to perform the packaging; and a transmission checking device for providing a light input signal according to a digital light coupling input value to the input end of the contact node, receiving at least two corresponding light output signals from the output ends of the contact node, and producing at least two digital light coupling output values corresponding to the light output signals; the optical fiber coupling system characterized in that the optical fiber coupling system further comprises a manufacturing process controlling device comprising: a display; a computing unit for respectively computing a light coupling output ratio according to each of the light coupling output values of the output ends to obtain at least a coupling ratio; a process control unit for changing the first, second and third moving parameters and the heat parameter according to a first setup parameter, and coupling the optical fibers by producing the first driving signal in a first period, the second driving signal in a second period, the third driving signal in a third period, the first activating signal in a fourth period, and the second activating signal in a fifth period according to the coupling ratios and a second setup parameter, so that each of the coupling ratios respectively becomes a predetermined coupling ratio; a first setup unit for directly modulating the first, second and third moving parameters, and modulating the first setup parameter; a second setup unit for modulating the second setup parameter; a third setup unit for modulating the coupling ratio; a test unit for producing the digital light coupling input value; and an interface unit for displaying information in a form of window interface on the display, wherein the information comprises the first, second and third moving parameters, the first, second and third state parameters, the first and second setup parameters, the heating parameter, the coupling ratio, and the predetermined coupling ratio.