CN102955208A - System for adjusting light transmission channel interface dislocation - Google Patents
System for adjusting light transmission channel interface dislocation Download PDFInfo
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- CN102955208A CN102955208A CN2011102489146A CN201110248914A CN102955208A CN 102955208 A CN102955208 A CN 102955208A CN 2011102489146 A CN2011102489146 A CN 2011102489146A CN 201110248914 A CN201110248914 A CN 201110248914A CN 102955208 A CN102955208 A CN 102955208A
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Abstract
A system for adjusting light transmission channel interface dislocation comprises an energy-level curve light transmission unit, an energy-level linear light transmission unit, a shell layer, fasteners, photovoltaic boards, a positioning system, an adjusting system, and a software control system. The system is characterized in that the energy-level curve light transmission unit and the energy-level linear light transmission unit are connected into a light transmission channel. A process for starting the system for adjusting light transmission channel interface dislocation includes: after a light transmission channel interface dislocates, light from the light transmission channel escapes from the light transmission channel interface; the photovoltaic boards at the light transmission channel interface are irradiated by the escaping light and convert light energy into electric energy; and the positioning system, the adjusting system and the software control system are started to adjust the light transmission channel interface dislocation.
Description
Technical field
What patent of the present invention related to is light transmission channel interface dislocation Adjustment System, especially a kind of by location light transmission channel interface, light transmission channel interface Adjustment System formation light transmission channel interface dislocation Adjustment System.
Background technology
Light transmission channel interface dislocation Adjustment System is to adjust the Adjustment System of energy grade light ray curve transmission and the dislocation of energy grade light ray linear transmission internal transmission interface.
Light transmission channel interface dislocation Adjustment System is to reflect, reflection, total reflection polycondensation mirror (application number: 201010028057.4), refraction, reflection, the total reflection polycondensation mirror is the integrated concentrating method (application number: 201010134349.6) of main body, refraction, reflection polycondensation mirror (application number: 201010028058.9), refraction, reflection polycondensation mirror is the integrated concentrating method (application number: 201010134358.5) of main body, the method of energy grade light ray curve transmission (application number: 201010266432.9), the method of energy grade light ray linear transmission (application number: 201010266412.1), the slide rheostat localization method of light transmission passage (application number: 201010286320.X), the pressure localization method of light transmission passage (application number: 201010286334.1) be the basis.
Summary of the invention
The objective of the invention is to adjust the dislocation of light transmission channel interface in the mode of robotization, provide a kind of and carry out the light transmission channel interface dislocation Adjustment System that the interface dislocation is adjusted by the robotization mode.
Light transmission channel interface dislocation Adjustment System of the present invention, comprise: the energy grade light ray curve transmission identical element, energy grade light ray linear transmission identical element, shell layer, stationary installation, electro-optical package, positioning system, Adjustment System, software control system, it is characterized in that: by the energy grade light ray curve transmission identical element, energy grade light ray linear transmission identical element connects into the light transmission passage, the unit joint of light transmission passage is exactly the energy grade light ray curve transmission identical element, energy grade light ray linear transmission identical element, the connector between the light transmission channel unit joint is exactly the light transmission channel interface; The energy grade light ray curve transmission identical element, energy grade light ray linear transmission identical element all is unidirectional to Propagation of light rays, therefore, the light transmission channel interface is divided into Four types: the first is the combination of interfaces of light from the energy grade light ray curve transmission identical element to energy grade light ray linear transmission identical element, the second is the combination of interfaces of light from the energy grade light ray curve transmission identical element to the energy grade light ray curve transmission identical element, the third is the combination of interfaces of light from energy grade light ray linear transmission identical element to energy grade light ray linear transmission identical element, and the 4th kind is the combination of interfaces of light from energy grade light ray linear transmission identical element to the energy grade light ray curve transmission identical element; Central core is the light transmission passage; skin is the shell layer of sealing and protection light transmission passage; the light transmission passage does not directly contact with shell layer; with the energy grade light ray curve transmission identical element; the two ends of energy grade light ray linear transmission identical element are fixed on shell layer inside; fixed sources of energy level light ray curve transmission identical element; the device at the two ends of energy grade light ray linear transmission identical element has three functions; first function is fixed sources of energy level light ray curve transmission identical element; energy grade light ray linear transmission identical element; second function is location energy grade light ray curve transmission identical element; energy grade light ray linear transmission identical element residing position in shell layer, three functions are to adjust the energy grade light ray curve transmission identical element; the position of energy grade light ray linear transmission identical element.Light transmission channel interface dislocation Adjustment System is made of four parts, and first is fixed on shell layer inside at light transmission channel interface punishment cloth electro-optical package, provides electric energy to Adjustment System; Second portion is positioning system, positioning system is in the inside of the matrix of stationary installation, location light transmission passage is in the position of shell layer inside, the construction method of positioning system has two kinds: the first is the pressure localization method of light transmission passage, coordinate system is made of three identical cylinder system at least, three cylinder system are fixed on the loop configuration, and three cylinder system are in same plane, the top of piston handle is on the concentric circles, the extended line of piston handle meets at a bit, the extending line intersection point of piston handle is the concentrically ringed center of circle on piston handle top, the intersection point of piston handle extended line is the reference point of coordinate system, the piston handle top links to each other with the light transmission passage, the second is the slide rheostat localization method of light transmission passage, coordinate system is made of three pairs of identical slide rheostats and spring pairing at least, the three pairs of identical slide rheostats and spring are fixed on the loop configuration, slide rheostat and spring are in same plane, and slide rheostat is parallel with spring, the top of spring is on the concentric circles, the extended line of spring meets at a bit, the extending line intersection point of spring is the concentrically ringed center of circle on spring top, the intersection point of spring extended line is the reference point of coordinate system, and the spring top links to each other with the light transmission passage; Third part is Adjustment System, Adjustment System is at least by three pairs of identical movable externally threaded right cylinders that have, fixing have internal thread and have a supporting matrix of externally threaded right cylinder with movable, direct current motor consists of, the Adjustment System construction method is identical with the construction method of positioning system, all be one to one, the movable externally threaded right cylinder that has is placed in the fixing matrix, direct current motor is fixed in the matrix, mixing screw thread on the rotation axis of direct current motor cooperates with the movable externally threaded right cylinder that has, DC motor control is movable has externally threaded right cylinder and extends in fixing base and shorten, the movable externally threaded cylindrical top that has links to each other with the light transmission passage, the interface of depositing for the light transmission channel interior adjustment that misplaces; The 4th part is software control system, consisted of by sensor, chip, software, sensor passes to chip with the positional information of light transmission passage in shell layer inside, and software virtual goes out the positional information of light transmission channel in shell layer, software control Adjustment System.The mode of adjusting the dislocation of light transmission channel interface has three kinds: the first is that the beam projecting end of light transmission channel interface is fixed, and adjusts the light incident end of light transmission channel interface; The second is the beam projecting end of adjusting the light transmission channel interface, and the light incident end of light transmission channel interface is fixed; The third is to adjust simultaneously the beam projecting end of light transmission channel interface and the light incident end of light transmission channel interface.The startup flow process of light transmission channel interface dislocation Adjustment System: light transmission channel interface dislocation, light in the light transmission passage is escaped from the light transmission channel interface, the light of escaping shines the electro-optical package at light transmission channel interface place, transfer luminous energy to electric energy, start positioning system, Adjustment System, software control system, adjust the dislocation of light transmission channel interface.
Light transmission channel interface dislocation Adjustment System of the present invention is provided in detail by the following drawings and embodiment.
Description of drawings
Fig. 1 is the schematic cross-section of light transmission channel interface dislocation Adjustment System;
Fig. 2 is the identical element schematic cross-section on the annulus of stationary installation of light transmission channel interface dislocation Adjustment System.
Embodiment
Embodiment:
Fig. 1 is the schematic cross-section of light transmission channel interface dislocation Adjustment System, (1) the light transmission direction in the expression light transmission passage, (2) stationary installation of expression light transmission channel interface beam projecting end, (3) the unit joint of the light transmission passage of expression light transmission channel interface beam projecting end, (4) expression electro-optical package, (5) expression housing, (6) stationary installation of expression light transmission channel interface light incident end, the unit joint of the light transmission passage of (7) expression light transmission channel interface light incident end; Light transmission direction (1) in the light transmission passage is unidirectional, and its reason is: the energy grade light ray curve transmission identical element and the energy grade light ray linear transmission identical element that form the light transmission passage all are unidirectional to Propagation of light rays; The unit joint (3) of the light transmission passage of light transmission channel interface beam projecting end saves the light transmission channel interface that (7) form with the unit of the light transmission passage of light transmission channel interface light incident end, the unit joint (3) of the light transmission passage of light transmission channel interface beam projecting end has two kinds of structures: the first is the energy grade light ray curve transmission identical element, the second is energy grade light ray linear transmission identical element, the unit joint (7) of the light transmission passage of light transmission channel interface light incident end has two kinds of structures: the first is the energy grade light ray curve transmission identical element, and the second is energy grade light ray linear transmission identical element; Electro-optical package (4) is the inside that is fixed on housing (5), its effect is: the light transmission channel interface dislocation that forms when the unit joint (7) of the unit joint (3) of the light transmission passage of light transmission channel interface beam projecting end and the light transmission passage of light transmission channel interface light incident end, light in the light transmission passage is escaped from the light transmission channel interface, the light of escaping shines the electro-optical package (4) at light transmission channel interface place, electro-optical package (4) transfers luminous energy to electric energy, is positioning system, Adjustment System, software control system provides electric energy; Housing (5) is the firm housing of tubulose, housing (5) is when two ports of sealing, can seal the light transmission passage, its effect is: do not allow dust adhesion at the light transmission passage, housing (5) is firm, its effect is: guarantee that housing (5) is difficult for generation deformation, the light transmission passage in the protection housing (5) and device and electro-optical package fixing, that locate, adjust the light transmission passage; The stationary installation (6) of the stationary installation (2) of light transmission channel interface beam projecting end and light transmission channel interface light incident end is fixed on the inner central area of housing (5) with the light transmission passage, and, the light transmission passage is not directly contacted with housing (5), and the inside of the stationary installation (6) of the stationary installation (2) of light transmission channel interface beam projecting end and light transmission channel interface light incident end is Integrated Positioning System, Adjustment System, chip also.
Fig. 2 is the identical element schematic cross-section on the annulus of stationary installation of light transmission channel interface dislocation Adjustment System, (8) expression connects the piston of light transmission passage, (9) matrix of expression stationary installation, (10) space of the matrix formation of the piston of expression connection light transmission passage and stationary installation, (11) but the matrix inside that is illustrated in stationary installation has the screw rod of kinetic force, (12) the expression diameter becomes large screw rod, (13) expression chip, (14) expression power lead, (15) expression data line, (16) expression power lead, (17) expression direct current motor, (18) expression drive link; The top that connects the piston (8) of light transmission passage is connected with the light transmission passage, the piston (8) that connects the light transmission passage is present in the cylinder on matrix (9) top of stationary installation, the movement locus of the piston (8) of the cylinder control linkage light transmission passage on the matrix of stationary installation (9) top, the cylinder height on the matrix of stationary installation (9) top is lower than the height of the piston (8) that connects the light transmission passage, and its effect is to prevent that the light transmission passage from bumping against the matrix of stationary installation (9) top; The piston that connects the light transmission passage and the space (10) of the matrix formation of stationary installation are the activity spaces of the piston (8) that is connected the light transmission passage; But the screw rod (11) and the large screw rod (12) of diameter change that have kinetic force in the matrix inside of stationary installation are one, but have the screw rod (11) of kinetic force and matrix (9) inside of stationary installation in the matrix inside of stationary installation and form supporting helicitic texture, but the matrix inside that is rotated in stationary installation has the screw rod (11) of kinetic force, when but the screw rod (11) that has kinetic force in the matrix inside of stationary installation extends in the space (10) of the matrix formation of the piston that connects the light transmission passage and stationary installation, but the screw rod (11) that has kinetic force in the matrix inside of stationary installation promotes the piston (8) of connection light transmission passage to move upward, when but the screw rod (11) that has kinetic force in the matrix inside of stationary installation shortens in the space (10) of the matrix formation of the piston that connects the light transmission passage and stationary installation, the piston (8) that connects the light transmission passage has the space of downward motion in the space (10) of the matrix formation of the piston that connects the light transmission passage and stationary installation, diameter becomes large screw rod (12) and cooperates threadably with drive link (18) on the direct current motor (17), direct current motor (17) is by the motion of the large screw rod (12) of drive link (18) control diameter change, but reach the stretching motion that the matrix inside that is controlled at stationary installation has the screw rod (11) of kinetic force, the screw rod (12) that the diameter change is large is larger than the diameter of drive link (18), diameter become large screw rod (12) but diameter to become be greatly the stretching speed that has the screw rod (11) of kinetic force for the matrix inside that is reduced in stationary installation, and then improve the precision of control; Positioning system is imported data message into chip (13) by data line (15), connected mode and the time of chip (13) control power lead (14) and power lead (16), the rotating manner of control direct current motor (17): rotate and reverse the rotation time of control direct current motor (17); The stationary installation of light transmission channel interface dislocation Adjustment System is made of the matrix (9) of three identical stationary installations at least, the matrix of three stationary installations (9) is fixed on the circular ring structure, and the matrix of three stationary installations (9) is in same plane.
Claims (6)
1. light transmission channel interface dislocation Adjustment System, comprise: the energy grade light ray curve transmission identical element, energy grade light ray linear transmission identical element, shell layer, stationary installation, electro-optical package, positioning system, Adjustment System, software control system, it is characterized in that: by the energy grade light ray curve transmission identical element, energy grade light ray linear transmission identical element connects into the light transmission passage, the unit joint of light transmission passage is exactly the energy grade light ray curve transmission identical element, energy grade light ray linear transmission identical element, the connector between the light transmission channel unit joint is exactly the light transmission channel interface; Central core is the light transmission passage, skin is the shell layer of sealing and protection light transmission passage, the light transmission passage does not directly contact with shell layer, and the two ends of energy grade light ray curve transmission identical element, energy grade light ray linear transmission identical element are fixed on shell layer inside; Light transmission channel interface dislocation Adjustment System is made of four parts, and first is fixed on shell layer inside at light transmission channel interface punishment cloth electro-optical package, provides electric energy to Adjustment System; Second portion is positioning system, positioning system is in the inside of the matrix of stationary installation, location light transmission passage is in the position of shell layer inside, the construction method of positioning system has two kinds: the first is the pressure localization method of light transmission passage, coordinate system is made of three identical cylinder system at least, three cylinder system are fixed on the loop configuration, and three cylinder system are in same plane, the top of piston handle is on the concentric circles, the extended line of piston handle meets at a bit, the extending line intersection point of piston handle is the concentrically ringed center of circle on piston handle top, the intersection point of piston handle extended line is the reference point of coordinate system, the piston handle top links to each other with the light transmission passage, the second is the slide rheostat localization method of light transmission passage, coordinate system is made of three pairs of identical slide rheostats and spring pairing at least, the three pairs of identical slide rheostats and spring are fixed on the loop configuration, slide rheostat and spring are in same plane, and slide rheostat is parallel with spring, the top of spring is on the concentric circles, the extended line of spring meets at a bit, the extending line intersection point of spring is the concentrically ringed center of circle on spring top, the intersection point of spring extended line is the reference point of coordinate system, and the spring top links to each other with the light transmission passage; Third part is Adjustment System, Adjustment System is at least by three pairs of identical movable externally threaded right cylinders that have, fixing have internal thread and have a supporting matrix of externally threaded right cylinder with movable, direct current motor consists of, the Adjustment System construction method is identical with the construction method of positioning system, all be one to one, the movable externally threaded right cylinder that has is placed in the fixing matrix, direct current motor is fixed in the matrix, mixing screw thread on the rotation axis of direct current motor cooperates with the movable externally threaded right cylinder that has, DC motor control is movable has externally threaded right cylinder and extends in fixing base and shorten, the movable externally threaded cylindrical top that has links to each other with the light transmission passage, the interface of depositing for the light transmission channel interior adjustment that misplaces; The 4th part is software control system, consisted of by sensor, chip, software, sensor passes to chip with the positional information of light transmission passage in shell layer inside, and software virtual goes out the positional information of light transmission channel in shell layer, software control Adjustment System; The startup flow process of light transmission channel interface dislocation Adjustment System: light transmission channel interface dislocation, light in the light transmission passage is escaped from the light transmission channel interface, the light of escaping shines the electro-optical package at light transmission channel interface place, transfer luminous energy to electric energy, start positioning system, Adjustment System, software control system, adjust the dislocation of light transmission channel interface.
2. described light transmission channel interface dislocation Adjustment System according to claim 1, it is characterized in that: the energy grade light ray curve transmission identical element, energy grade light ray linear transmission identical element all is unidirectional to Propagation of light rays, therefore, the light transmission channel interface is divided into Four types: the first is the combination of interfaces of light from the energy grade light ray curve transmission identical element to energy grade light ray linear transmission identical element, the second is the combination of interfaces of light from the energy grade light ray curve transmission identical element to the energy grade light ray curve transmission identical element, the third is the combination of interfaces of light from energy grade light ray linear transmission identical element to energy grade light ray linear transmission identical element, and the 4th kind is the combination of interfaces of light from energy grade light ray linear transmission identical element to the energy grade light ray curve transmission identical element.
3. described light transmission channel interface dislocation Adjustment System according to claim 1, it is characterized in that: fixed sources of energy level light ray curve transmission identical element, the device at the two ends of energy grade light ray linear transmission identical element has three functions, first function is fixed sources of energy level light ray curve transmission identical element, energy grade light ray linear transmission identical element, second function is location energy grade light ray curve transmission identical element, energy grade light ray linear transmission identical element residing position in shell layer, three functions are to adjust the energy grade light ray curve transmission identical element, the position of energy grade light ray linear transmission identical element.
4. described light transmission channel interface dislocation Adjustment System according to claim 1, it is characterized in that: the mode of adjusting the dislocation of light transmission channel interface has three kinds: the first is that the beam projecting end of light transmission channel interface is fixed, and adjusts the light incident end of light transmission channel interface; The second is the beam projecting end of adjusting the light transmission channel interface, and the light incident end of light transmission channel interface is fixed; The third is to adjust simultaneously the beam projecting end of light transmission channel interface and the light incident end of light transmission channel interface.
5. described light transmission channel interface dislocation Adjustment System according to claim 1, it is characterized in that: the light transmission direction (1) in the light transmission passage is unidirectional, and its reason is: the energy grade light ray curve transmission identical element and the energy grade light ray linear transmission identical element that form the light transmission passage all are unidirectional to Propagation of light rays; The unit joint (3) of the light transmission passage of light transmission channel interface beam projecting end saves the light transmission channel interface that (7) form with the unit of the light transmission passage of light transmission channel interface light incident end, the unit joint (3) of the light transmission passage of light transmission channel interface beam projecting end has two kinds of structures: the first is the energy grade light ray curve transmission identical element, the second is energy grade light ray linear transmission identical element, the unit joint (7) of the light transmission passage of light transmission channel interface light incident end has two kinds of structures: the first is the energy grade light ray curve transmission identical element, and the second is energy grade light ray linear transmission identical element; Electro-optical package (4) is the inside that is fixed on housing (5), its effect is: the light transmission channel interface dislocation that forms when the unit joint (7) of the unit joint (3) of the light transmission passage of light transmission channel interface beam projecting end and the light transmission passage of light transmission channel interface light incident end, light in the light transmission passage is escaped from the light transmission channel interface, the light of escaping shines the electro-optical package (4) at light transmission channel interface place, electro-optical package (4) transfers luminous energy to electric energy, is positioning system, Adjustment System, software control system provides electric energy; Housing (5) is the firm housing of tubulose, housing (5) is when two ports of sealing, can seal the light transmission passage, its effect is: do not allow dust adhesion at the light transmission passage, housing (5) is firm, its effect is: guarantee that housing (5) is difficult for generation deformation, the light transmission passage in the protection housing (5) and device and electro-optical package fixing, that locate, adjust the light transmission passage; The stationary installation (6) of the stationary installation (2) of light transmission channel interface beam projecting end and light transmission channel interface light incident end is fixed on the inner central area of housing (5) with the light transmission passage, and, the light transmission passage is not directly contacted with housing (5), and the inside of the stationary installation (6) of the stationary installation (2) of light transmission channel interface beam projecting end and light transmission channel interface light incident end is Integrated Positioning System, Adjustment System, chip also.
6. described light transmission channel interface dislocation Adjustment System according to claim 1, it is characterized in that: the top that connects the piston (8) of light transmission passage is connected with the light transmission passage, the piston (8) that connects the light transmission passage is present in the cylinder on matrix (9) top of stationary installation, the movement locus of the piston (8) of the cylinder control linkage light transmission passage on the matrix of stationary installation (9) top, the cylinder height on the matrix of stationary installation (9) top is lower than the height of the piston (8) that connects the light transmission passage, and its effect is to prevent that the light transmission passage from bumping against the matrix of stationary installation (9) top; The piston that connects the light transmission passage and the space (10) of the matrix formation of stationary installation are the activity spaces of the piston (8) that is connected the light transmission passage; But the screw rod (11) and the large screw rod (12) of diameter change that have kinetic force in the matrix inside of stationary installation are one, but have the screw rod (11) of kinetic force and matrix (9) inside of stationary installation in the matrix inside of stationary installation and form supporting helicitic texture, but the matrix inside that is rotated in stationary installation has the screw rod (11) of kinetic force, when but the screw rod (11) that has kinetic force in the matrix inside of stationary installation extends in the space (10) of the matrix formation of the piston that connects the light transmission passage and stationary installation, but the screw rod (11) that has kinetic force in the matrix inside of stationary installation promotes the piston (8) of connection light transmission passage to move upward, when but the screw rod (11) that has kinetic force in the matrix inside of stationary installation shortens in the space (10) of the matrix formation of the piston that connects the light transmission passage and stationary installation, the piston (8) that connects the light transmission passage has the space of downward motion in the space (10) of the matrix formation of the piston that connects the light transmission passage and stationary installation, diameter becomes large screw rod (12) and cooperates threadably with drive link (18) on the direct current motor (17), direct current motor (17) is by the motion of the large screw rod (12) of drive link (18) control diameter change, but reach the stretching motion that the matrix inside that is controlled at stationary installation has the screw rod (11) of kinetic force, the screw rod (12) that the diameter change is large is larger than the diameter of drive link (18), diameter become large screw rod (12) but diameter to become be greatly the stretching speed that has the screw rod (11) of kinetic force for the matrix inside that is reduced in stationary installation, and then improve the precision of control; Positioning system is imported data message into chip (13) by data line (15), connected mode and the time of chip (13) control power lead (14) and power lead (16), the rotating manner of control direct current motor (17): rotate and reverse the rotation time of control direct current motor (17); The stationary installation of light transmission channel interface dislocation Adjustment System is made of the matrix (9) of three identical stationary installations at least, the matrix of three stationary installations (9) is fixed on the circular ring structure, and the matrix of three stationary installations (9) is in same plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110248914.6A CN102955208B (en) | 2011-08-28 | 2011-08-28 | System for adjusting light transmission channel interface dislocation |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201110248914.6A CN102955208B (en) | 2011-08-28 | 2011-08-28 | System for adjusting light transmission channel interface dislocation |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5143435A (en) * | 1989-10-02 | 1992-09-01 | Olympus Optical Co., Ltd. | Illumination system for endoscopes |
| US5497295A (en) * | 1993-06-14 | 1996-03-05 | Lumitek Development, Inc. | Lighting system |
| JPH10163964A (en) * | 1996-11-29 | 1998-06-19 | Nec Corp | Multiple channel parallel light transmitting system and manufacture of multimode optical waveguide used for the same |
| JP2003014992A (en) * | 2001-07-02 | 2003-01-15 | Matsushita Electric Ind Co Ltd | Semiconductor laser module and light transmission system |
| JP2005032840A (en) * | 2003-07-08 | 2005-02-03 | Toshiba Corp | Optical transmission module |
-
2011
- 2011-08-28 CN CN201110248914.6A patent/CN102955208B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5143435A (en) * | 1989-10-02 | 1992-09-01 | Olympus Optical Co., Ltd. | Illumination system for endoscopes |
| US5497295A (en) * | 1993-06-14 | 1996-03-05 | Lumitek Development, Inc. | Lighting system |
| JPH10163964A (en) * | 1996-11-29 | 1998-06-19 | Nec Corp | Multiple channel parallel light transmitting system and manufacture of multimode optical waveguide used for the same |
| JP2003014992A (en) * | 2001-07-02 | 2003-01-15 | Matsushita Electric Ind Co Ltd | Semiconductor laser module and light transmission system |
| JP2005032840A (en) * | 2003-07-08 | 2005-02-03 | Toshiba Corp | Optical transmission module |
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