CN1588321A - Moving detecting method and its detecting system for light receivel sending module - Google Patents
Moving detecting method and its detecting system for light receivel sending module Download PDFInfo
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- CN1588321A CN1588321A CNA2004100687570A CN200410068757A CN1588321A CN 1588321 A CN1588321 A CN 1588321A CN A2004100687570 A CNA2004100687570 A CN A2004100687570A CN 200410068757 A CN200410068757 A CN 200410068757A CN 1588321 A CN1588321 A CN 1588321A
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- transceiver module
- optical transceiver
- light source
- control signal
- laser light
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Abstract
The present invention provides a motion testing method and system with light transmitting and receiving module. The present invention has fixed light transmitting and receiving module, and movable laser light source sending laser beam projected to the sensor of the light transmitting and receiving module. When the movable light source is controlled with some control signal, the laser beam will move and so does the laser spot on the sensor to generate motion signal. Then, the motion signal and the control signal are compared and judged for whether to match each other, and this is used as the criterion for judging whether the light transmitting and receiving module can pass through the correction test.
Description
Technical field
The present invention is a kind of exercise test method and test macro thereof of optical transceiver module, refers to a kind of exercise test method and its test macro that is used as optical transceiver module with the packaged type LASER Light Source especially.
Background technology
In general, mouse is the indispensable interfacing equipment of personal computer, because mouse is of a great variety, can be divided into two kinds of mechanical type mouse and optical mouses basically.The structure of mechanical type mouse is to send movable signal in the mode of roller drive coding runner to make host side (Host) can distinguish direction, speed and motion track that mouse moves.Therefore, host side can converse easily onscreen cursor direction, speed and the motion track that should move, and then the cursor after the correct coordinates position display of screen goes out to move.
Moreover optical mouse is to utilize optical transceiver module set on it with the plane of light emitted to its contact, images in the sensor of optical transceiver module inside via reflection.When optical mouse moved, inner control circuit can be according to the variation of imaging on the sensor, for example, and the direction that imaging is moved, speed and motion track, and then produce movable signal to host side.Therefore, host side (Host) can converse easily onscreen cursor direction, speed and the motion track that should move, and then the cursor after the correct coordinates position display of screen goes out to move.
Please refer to Fig. 1, its illustrate is the test macro synoptic diagram of known mouse movement.In general, mouse must be through test and the work of proofreading and correct before dispatching from the factory, and makes the movable signal of host side that each mouse exports to can really reflect mobile direction, speed and the motion track of mouse itself.In Fig. 1, mouse 16 is fixed and is contacted with on the plane 14 by the anchor clamps 20 of control gear, and control gear 18 is controlled by host side 10, that is, according to the control signal 22 of host side 10 outputs, control gear 18 can be controlled mouse 16 arbitrarily in the dual space on this plane 14.And when controlling mouse 16, the movable signal 12 that mouse 16 itself is produced also inputs to host side 10, therefore, the movable signal 12 that host side 10 can be compared reception and the control signal 22 of output change the setting of mouse 16 internal control circuits, make that after correction the movable signal 12 of mouse 16 control circuits output can mate mutually with control signal 22.
That is to say that at mouse 16 test and timings, host side 10 utilizes control signal 22 to move control gear 18, make mouse 16 estimate on screen by first a known cursor position via default motion track to the second cursor position.And also can be by first cursor position during through default thus motion track to the second cursor position through the calculating of host side 10 when the electric signal 12 of mouse 16 reality, just can reach the stage that can dispatch from the factory by test and the program of proofreading and correct.
Yet the test macro of known mouse movement is easy to generate erroneous judgement.For instance, fixedly the anchor clamps of mouse are when operation, may be because operation careless omission or other transient cause make anchor clamps not clamp mouse, cause and seize imbalance or not tight on both sides by the arms, cause mouse output movable signal not to be inconsistent and judged by accident through cursor motion track after calculating and default motion track with plane contact.
Moreover, because the volume of control gear is not little and cost is not low, under the considering of space and cost, manufacturer can't be provided with too many control gear and test, therefore can not carry out the exercise test of a large amount of mouses simultaneously, that is mouse test specimens given figure is subjected to space constraint big, extend when causing worker, and then incur loss through delay the time that mouse dispatches from the factory.And how to improve the defective of above-mentioned conventional means, for developing mainspring of the present invention.
Summary of the invention
The objective of the invention is when carrying out the optical transceiver module exercise test, reduce because external factor causes the probability of optical transceiver module erroneous judgement, and make optical transceiver module its degree of accuracy and the easier grasp of motion track when carrying out exercise test.
The present invention is a kind of exercise test method of optical transceiver module, comprises the following steps: to fix an optical transceiver module; Throw the sensor of a laser beam in this optical transceiver module; Utilize a control signal to move this laser beam, make this optical transceiver module produce a movable signal; And relatively this control signal and this movable signal.
According to above-mentioned conception, the exercise test method of optical transceiver module of the present invention, wherein this laser beam is to utilize a LASER Light Source to produce one not focus on and large-area this laser beam.
According to above-mentioned conception, the exercise test method of optical transceiver module of the present invention, wherein this control signal can be controlled this LASER Light Source and make that this laser beam generation is mobile.
According to above-mentioned conception, the exercise test method of optical transceiver module of the present invention, wherein to can be LASER Light Source or the wavelength of wavelength 650nm be the LASER Light Source of 670nm to this LASER Light Source.
According to above-mentioned conception, the exercise test method of optical transceiver module of the present invention, wherein one of this LASER Light Source and this sensor projection distance can be 10cm～50cm approximately.
According to above-mentioned conception, the exercise test method of optical transceiver module of the present invention wherein have several hot spots (Sparkle) in this laser beam, and the described hot spot of part can image in this sensor.
According to above-mentioned conception, the exercise test method of optical transceiver module of the present invention, wherein utilizing this control signal to move this laser beam step is to make this optical transceiver module estimate on a screen by one first a known cursor position via default motion track to the second cursor position.
According to above-mentioned conception, the exercise test method of optical transceiver module of the present invention, wherein relatively this control signal and this movable signal step be this movable signal of confirming this optical transceiver module reality through can be after calculating by this first cursor position on this screen via this default motion track to this second cursor position.
According to above-mentioned conception, the exercise test method of optical transceiver module of the present invention, wherein this optical transceiver module is an optical mouse.
Another aspect of the invention is a kind of exercise test method of optical transceiver module, comprise the following steps: to fix several optical transceiver modules; Utilize a laser beam to be projeced into a sensor of each this optical transceiver module; Utilize a control signal to move this laser beam, make each this optical transceiver module all produce a movable signal; And compare with described movable signal one of them and this control signal.
According to above-mentioned conception, the exercise test method of optical transceiver module of the present invention, wherein said optical transceiver module is several optical mouses.
Of the present invention is a kind of test macro of optical transceiver module more on the one hand, make all exportable movable signal of each optical transceiver module in order to test at least one optical transceiver module, this test macro comprises: a host side, the exportable control signal of this host side with receive this at least one movable signal in order to relatively this at least one movable signal and this control signal; One packaged type light source, this packaged type light source receive this control signal makes this packaged type light source export a light beam and removable this light beam; And at least one fixation kit, this at least one fixation kit is in order to fixing this at least one optical transceiver module; Wherein, when this light beam irradiates in a sensor of this at least one optical transceiver module and when moving this light beam, this at least one optical transceiver module can produce this movable signal.
According to above-mentioned conception, the test macro of optical transceiver module of the present invention, wherein this packaged type light source is a packaged type LASER Light Source.
According to above-mentioned conception, the test macro of optical transceiver module of the present invention, wherein this light beam is to utilize this packaged type LASER Light Source to produce one not focus on and a large-area laser beam.
According to above-mentioned conception, the test macro of optical transceiver module of the present invention, wherein to can be LASER Light Source or the wavelength of wavelength 650nm be the LASER Light Source of 670nm to this packaged type LASER Light Source.
According to above-mentioned conception, the test macro of optical transceiver module of the present invention, wherein one of this packaged type light source and this sensor projection distance can be 10cm～50cm approximately.
According to above-mentioned conception, the test macro of optical transceiver module of the present invention wherein has several hot spots in this light beam, and the described hot spot of part can image in this sensor.
According to above-mentioned conception, the test macro of optical transceiver module of the present invention, wherein utilizing this control signal to move this light beam is to make this at least one optical transceiver module estimate on a screen by one first a known cursor position via default motion track to the second cursor position.
According to above-mentioned conception, the test macro of optical transceiver module of the present invention, wherein relatively this at least one movable signal and this control signal be can be after this movable signal of confirming this at least one optical transceiver module reality calculates through this host side by this first cursor position on this screen via this default motion track to this second cursor position.
According to above-mentioned conception, the test macro of optical transceiver module of the present invention, wherein this optical transceiver module is an optical mouse.
In order to illustrate further feature of the present invention and technology contents, see also following about detailed description of the present invention and accompanying drawing, yet appended accompanying drawing only provide with reference to and the explanation usefulness, be not to be used for the present invention is limited.
Description of drawings
Fig. 1 illustrate is the test macro synoptic diagram of known mouse movement; And
Fig. 2 illustrate is a preferred embodiment of the exercise test system of optical transceiver module of the present invention.
Wherein, description of reference numerals is as follows:
10,100 host side
12,112 movable signals
14 planes
16 optical transceiver modules
18 control gears
20 anchor clamps
22,122 control signals
114 fixation kits
120 packaged type LASER Light Source
124 laser beam
130 optical mouses
132 sensors
Embodiment
Because the control gear of known optical formula mouse movement test macro and the instability between the optical mouse can cause erroneous judgement.Therefore, the present invention proposes a kind of exercise test method of optical transceiver module and the probability that test macro reduces erroneous judgement thereof.Certainly, the present invention not only is defined in optical mouse, and any optical transceiver module that is used as motion control with the detecting reflection source is the spendable scope of the present invention.
Because the control circuit of optical transceiver module can be exported movable signal according to the variation of imaging on the sensor, makes host side can calculate the direction of cursor, speed and motion track.Therefore, the present invention utilizes a LASER Light Source to produce one earlier and does not focus on and large-area laser beam, then, this laser beam directly is projeced on the sensor of optical transceiver module.Owing to scatter many in the unfocused laser beam because the hot spot that optical interference produced, after the hot spot of part images in sensor, if this moment fixed light transceiver module and mobile LASER Light Source, then the hot spot on the sensor also can and then move and make control circuit generation movable signal deliver to host side.
Please refer to Fig. 2, its illustrate is a preferred embodiment of the exercise test system of optical transceiver module of the present invention.In the present embodiment, optical transceiver module is to come for example with the optical transceiver module in the optical mouse.So, all any optical transceiver modules that is used as motion control with the detecting reflection source are the spendable scope of the present invention.
In test macro, fixation kit 114 is provided, anchor clamps for example are in order to fixed optics formula mouse 130.Then, the mobile laser light source 120 that host side 100 utilizes a control signal 122 to operate can to carry out two dimension to move makes packaged type LASER Light Source 120 be controlled by host side 100.That is to say,, make packaged type LASER Light Source 120 produce displacement and make laser beam 124 move according to the control signal 122 of host side 100 outputs.
When laser beam 124 moved, the hot spot of imaging also can and then move and make the control circuit of optical mouse 130 can produce movable signal 112 to host side 100 on the sensor 132 in the optical transceiver module.That is to say, when controlling packaged type LASER Light Source 120, because the movable signal 112 that optical mouse 130 itself is produced also inputs to host side 100, make the comparable settings that the movable signal 112 that receives and the control signal 122 of output changed the optical transceiver module internal control circuit of host side 100, make that after correction the movable signal 112 of optical mouse 130 control circuits output can mate mutually with control signal 122.
The foregoing description only proposes the exercise test method of an optical transceiver module.Yet the present invention also can apply to test simultaneously a plurality of optical transceiver modules.For instance, after simultaneously a plurality of optical transceiver modules being fixed, with sensor projects one laser beam of packaged type LASER Light Source while to all optical transceiver modules.Then, utilize mobile laser beam to make all optical transceiver modules produce electric signal to host side.Host side then can according to control signal and all movable signal relatively and carry out the calibration setup of indivedual optical transceiver modules make that after correction the movable signal and the control signal of all optical transceiver module control circuits outputs can be mated mutually.
That is to say, at the optical transceiver module timing, host side is utilized control signal to control the packaged type LASER Light Source and is caused moving of hot spot in the laser beam, makes optical transceiver module estimate on screen by first a known cursor position via default motion track to the second cursor position.And can be by first cursor position during through default thus motion track to the second cursor position through also calculating when the movable signal of optical transceiver module reality, just can reach the stage that can dispatch from the factory by the program of proofreading and correct.
Therefore, the exercise test method of optical transceiver module of the present invention and test macro thereof are to utilize the fixed light transceiver module, and the laser beam of being sent with packaged type laser is projeced into sensor, and the hot spot that images in when laser beam moves on the sensor also can move the generation that causes movable signal thereupon.At last, relatively whether movable signal and control signal match each other and pass through to proofread and correct the standard of test as optical transceiver module with this.
Moreover according to preferred embodiment of the present invention, this LASER Light Source can utilize wavelength to be about the LASER Light Source of 650nm and 670nm, and the projection distance between LASER Light Source and the optical transceiver module is about between 10cm～50cm.Utilize above-mentioned condition can make that the movement locus accurate testing degree of optical transceiver module is the highest.
Do not make exercise test because the exercise test method of optical transceiver module of the present invention and test macro thereof do not need to utilize known control gear to seize optical transceiver module on both sides by the arms, therefore can significantly reduce because anchor clamps unsettled external factor when mobile optical transceiver module is tested causes the probability of optical transceiver module erroneous judgement.And because the present invention utilizes control signal to control the packaged type LASER Light Source, therefore, optical transceiver module only needs mobile packaged type LASER Light Source to get final product when carrying out the exercise test of fast moving, so degree of accuracy and the easier grasp of motion track.
In sum; though the present invention discloses as above with preferred embodiment; right its is not in order to limit the present invention; any those skilled in the art; without departing from the spirit and scope of the present invention; when can doing various changes and retouching, so protection scope of the present invention is when looking being as the criterion that accompanying Claim defines.
Claims (10)
1. the exercise test method of an optical transceiver module comprises the following steps:
Fix an optical transceiver module;
Throw the sensor of a laser beam in this optical transceiver module;
Utilize a control signal to move this laser beam, make this optical transceiver module produce a movable signal; And
Relatively this control signal and this movable signal.
2. the exercise test method of optical transceiver module as claimed in claim 1, wherein this laser beam is to utilize a LASER Light Source to produce one not focus on and large-area this laser beam, this control signal is controlled this LASER Light Source makes this laser beam generation move, and this LASER Light Source is LASER Light Source or the wavelength of wavelength 650nm is the LASER Light Source of 670nm, and one of this LASER Light Source and this sensor projection distance is 10cm～50cm.
3. the exercise test method of optical transceiver module as claimed in claim 1 wherein has several hot spots in this laser beam, and the described hot spot of part images in this sensor.
4. the exercise test method of optical transceiver module as claimed in claim 1, wherein utilize this control signal to move this laser beam step and make this optical transceiver module estimate on a screen by one first a known cursor position via default motion track to the second cursor position, and wherein relatively this control signal and this movable signal step be this movable signal of confirming this optical transceiver module reality through can be after calculating by this first cursor position on this screen via this motion track of presetting to this second cursor position.
5. the exercise test method of optical transceiver module as claimed in claim 1, wherein this optical transceiver module is an optical mouse.
6. the test macro of an optical transceiver module makes all exportable movable signal of each optical transceiver module in order to test at least one optical transceiver module, and this test macro comprises:
One host side, the exportable control signal of this host side with receive this at least one movable signal in order to relatively this at least one movable signal and this control signal;
One packaged type light source, this packaged type light source receive this control signal makes this packaged type light source export a light beam and removable this light beam; And
At least one fixation kit, this at least one fixation kit is in order to fixing this at least one optical transceiver module;
Wherein, when this light beam irradiates in a sensor of this at least one optical transceiver module and when moving this light beam, this at least one optical transceiver module produces this movable signal.
7. the test macro of optical transceiver module as claimed in claim 6, wherein this packaged type light source is a packaged type LASER Light Source, and wherein this light beam is to utilize this packaged type LASER Light Source to produce one not focus on and a large-area laser beam, the LASER Light Source or the wavelength that are wavelength 650nm as for this packaged type LASER Light Source are the LASER Light Source of 670nm, and one of this packaged type light source and this sensor projection distance is 10cm～50cm.
8. the test macro of optical transceiver module as claimed in claim 6 wherein has several hot spots in this light beam, and the described hot spot of part images in this sensor.
9. the test macro of optical transceiver module as claimed in claim 6, wherein utilizing this control signal to move this light beam is to make this at least one optical transceiver module estimate on a screen by one first a known cursor position via default motion track to the second cursor position, and wherein relatively this at least one movable signal and this control signal be this movable signal of confirming this at least one optical transceiver module reality can be after through this host side calculating by this first cursor position on this screen via this motion track of presetting to this second cursor position.
10. the test macro of optical transceiver module as claimed in claim 6, wherein this optical transceiver module is an optical mouse.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100687570A CN100338580C (en) | 2004-09-06 | 2004-09-06 | Moving detecting method and its detecting system for light receivel sending module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100687570A CN100338580C (en) | 2004-09-06 | 2004-09-06 | Moving detecting method and its detecting system for light receivel sending module |
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| Publication Number | Publication Date |
|---|---|
| CN1588321A true CN1588321A (en) | 2005-03-02 |
| CN100338580C CN100338580C (en) | 2007-09-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNB2004100687570A Expired - Fee Related CN100338580C (en) | 2004-09-06 | 2004-09-06 | Moving detecting method and its detecting system for light receivel sending module |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101101521B (en) * | 2006-07-03 | 2010-05-26 | 达方电子股份有限公司 | Laser mouse and method of controlling it |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1114441A (en) * | 1994-06-29 | 1996-01-03 | 张茂己 | Hologram recognizing system |
| CN2588449Y (en) * | 2002-11-22 | 2003-11-26 | 艾笛森光电股份有限公司 | Optical mouse structure |
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- 2004-09-06 CN CNB2004100687570A patent/CN100338580C/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101101521B (en) * | 2006-07-03 | 2010-05-26 | 达方电子股份有限公司 | Laser mouse and method of controlling it |
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| CN100338580C (en) | 2007-09-19 |
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Granted publication date: 20070919 Termination date: 20100906 |