CN107329144A - A kind of miniature laser range finder module and range unit - Google Patents
A kind of miniature laser range finder module and range unit Download PDFInfo
- Publication number
- CN107329144A CN107329144A CN201710703504.3A CN201710703504A CN107329144A CN 107329144 A CN107329144 A CN 107329144A CN 201710703504 A CN201710703504 A CN 201710703504A CN 107329144 A CN107329144 A CN 107329144A
- Authority
- CN
- China
- Prior art keywords
- range finder
- laser range
- finder module
- miniature
- housing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000004065 semiconductor Substances 0.000 claims abstract description 12
- 229910044991 metal oxide Inorganic materials 0.000 claims description 5
- 150000004706 metal oxides Chemical class 0.000 claims description 5
- 238000013461 design Methods 0.000 claims description 4
- 238000002955 isolation Methods 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 3
- 239000004411 aluminium Substances 0.000 claims 1
- 229910052782 aluminium Inorganic materials 0.000 claims 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims 1
- 150000001875 compounds Chemical class 0.000 claims 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims 1
- 239000010931 gold Substances 0.000 claims 1
- 229910052737 gold Inorganic materials 0.000 claims 1
- 229910052751 metal Inorganic materials 0.000 claims 1
- 239000002184 metal Substances 0.000 claims 1
- 230000003647 oxidation Effects 0.000 claims 1
- 238000007254 oxidation reaction Methods 0.000 claims 1
- 229910052760 oxygen Inorganic materials 0.000 claims 1
- 239000001301 oxygen Substances 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 7
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
- G01S17/02—Systems using the reflection of electromagnetic waves other than radio waves
- G01S17/06—Systems determining position data of a target
- G01S17/08—Systems determining position data of a target for measuring distance only
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/48—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S17/00
- G01S7/481—Constructional features, e.g. arrangements of optical elements
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Electromagnetism (AREA)
- Optical Couplings Of Light Guides (AREA)
Abstract
The embodiment of the invention discloses a kind of miniature laser range finder module and range unit.Miniature laser range finder module includes housing in the embodiment of the present invention, and the housing is in rectangular shape, and the case top sets semiconductor laser module, and the housing forward end is provided with the laser pick-off module for protruding the housing.Miniature laser range finder module integrates Laser emission end and receiving terminal in the embodiment of the present invention, it is easy to use, direct image chip equally pastes specified location just, it is not necessary to carries out transmitting terminal and is adjusted with receiving terminal location matches, transmitting is integrated with reception can to reduce the complexity of technique.
Description
Technical field
The present invention relates to laser technology field, more particularly to a kind of miniature laser range finder module and range unit.
Background technology
Existing laser ranging module is that laser transmitting with receiving module is to separate, do not carry out it is integrated, such two
Individual module it is sufficiently bulky, in laser radar, mobile phone camera ranging focusing etc. is used, it is necessary to use the miniature laser of volume
Range finder module, be if not done by the range finder module of integrated processing it is difficult to meet these miniature utilizations.Transmitting terminal is with connecing simultaneously
Receiving end is separated, and space-consuming is big, and transmitting terminal is difficult with receiving terminal Matching and modification；Transmitting terminal is fabricated separately processing step with receiving terminal
Complexity is, it is necessary to first paste transmitting terminal, then amplexiform receiving end, and status requirement is high；The light sub-fraction of laser hair can be kept off by substrate
Firmly, heat sink gold-plated design easilys lead to short circuit in use.
The content of the invention
The embodiments of the invention provide a kind of miniature laser range finder module and range unit, current miniature laser is solved and has surveyed
Separated away from module transmitting terminal and receiving terminal, space-consuming is big, transmitting terminal is difficult with receiving terminal Matching and modification；Transmitting terminal and receiving terminal
It is fabricated separately the problem of processing step is complicated.
In a first aspect, the present invention provides a kind of miniature laser range finder module, the miniature laser range finder module includes housing,
The housing is in rectangular shape, and the case top sets semiconductor laser module, and the housing forward end is provided with
Protrude the laser pick-off module of the housing.
Further, the laser pick-off module includes avalanche diode.
Further, it is snowslide to be set on the left of the housing forward end on the right side of avalanche diode positive pole, the housing forward end
Diode cathode.
Further, in the middle of the housing rear end it is metal oxide body.
Further, the metal oxide body is alumina mass.
Further, the semiconductor laser module front end stretches out 100 μm~500 μm.
Further, the semiconductor laser module front end stretches out 200 μm.
Further, the housing forward end, is set between the avalanche diode negative pole and the avalanche diode positive pole
There is the area of isolation of both positive and negative polarity short circuit when avoiding welding.
Further, the avalanche diode uses the gold-plated design of negative pole.
Second aspect, the present invention provides a kind of laser ranging system, and described device is included as described in any in first aspect
Miniature laser range finder module.
As can be seen from the above technical solutions, the embodiment of the present invention has advantages below：
Miniature laser range finder module includes housing in the embodiment of the present invention, and the case top sets semiconductor laser to send out
Module is penetrated, the housing is in rectangular shape, and the housing forward end is provided with the laser pick-off module of protrusion.The embodiment of the present invention
Middle miniature laser range finder module integrates Laser emission end and receiving terminal, easy to use, and direct image chip is equally pasted
To specified location just, it is not necessary to carry out transmitting terminal and adjusted with receiving terminal location matches, transmitting is integrated with reception to be subtracted
The complexity of few technique.
Brief description of the drawings
Fig. 1 is one embodiment schematic diagram of miniature laser range finder module in the embodiment of the present invention；
Fig. 2 is the front view of miniature laser range finder module in the embodiment of the present invention；
Fig. 3 is the bottom view of miniature laser range finder module in the embodiment of the present invention.
Embodiment
In order that those skilled in the art more fully understand the present invention program, below in conjunction with the embodiment of the present invention
Accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is only
The embodiment of a part of the invention, rather than whole embodiments.Based on the embodiment in the present invention, ordinary skill people
The every other embodiment that member is obtained under the premise of creative work is not made, should all belong to the model that the present invention is protected
Enclose.
The (if present)s such as term " first ", " second " in description and claims of this specification and above-mentioned accompanying drawing
It is for distinguishing similar object, without for describing specific order or precedence.It should be appreciated that the number so used
According to can exchange in the appropriate case, so as to the embodiments described herein can with except the content for illustrating or describing herein with
Outer order is implemented.In addition, term " comprising " and " having " and their any deformation, it is intended that the non-exclusive bag of covering
Contain, for example, the process, method, system, product or the equipment that contain series of steps or unit are not necessarily limited to what is clearly listed
Those steps or unit, but may include not listing clearly or intrinsic for these processes, method, product or equipment
Other steps or unit.
Fig. 1, Fig. 2, Fig. 3 are referred to, the present invention provides a kind of miniature laser range finder module, the miniature laser range finder module
Including housing 10, the housing 10 is in rectangular shape, and the top of housing 10 sets semiconductor laser module 20, institute
State the laser pick-off module 30 that the front end of housing 10 is provided with protrusion.
Further, the laser pick-off module 30 includes being set on the left of avalanche diode 60, the front end of housing 10
It is avalanche diode negative pole 50 on the right side of avalanche diode positive pole 40, the front end of housing 10.
Further, in the middle of the rear end of housing 10 it is metal oxide body 80, it is preferred that the metal oxide master
Body 80 is alumina mass.
Further, the semiconductor laser module front end stretches out 100 μm~500 μm, make the light that sends not by
Block.It is preferred that, the semiconductor laser module front end stretches out 200 μm.
Further, the housing forward end, between the avalanche diode negative pole 50 and the avalanche diode positive pole 40
It is provided with the area of isolation 70 of both positive and negative polarity short circuit when avoiding welding.
Further, the avalanche diode uses the gold-plated design of negative pole, it is to avoid both positive and negative polarity short circuit when using.
Miniature laser range finder module includes housing in the embodiment of the present invention, and the case top sets semiconductor laser to send out
Module is penetrated, the housing forward end is provided with the laser pick-off module of protrusion, and the laser pick-off module includes avalanche diode, institute
State and avalanche diode positive pole is set on the left of housing, be in the middle of avalanche diode negative pole, the housing rear end on the left of the housing
For alumina mass.Miniature laser range finder module integrates Laser emission end and receiving terminal in the embodiment of the present invention, makes
With conveniently, direct image chip equally pastes specified location just, it is not necessary to carries out transmitting terminal and is adjusted with receiving terminal location matches
Whole, transmitting is integrated with reception can to reduce the complexity of technique.
A kind of laser ranging system is also provided in the embodiment of the present invention, the device includes implementing as any in above-mentioned embodiment
Miniature laser range finder module described in example.
In several embodiments provided herein, it should be understood that disclosed system, device can be by other
Mode realize.For example, device embodiment described above is only schematical, for example, the division of the unit, only
For a kind of division of logic function, there can be other dividing mode when actually realizing, such as multiple units or component can be combined
Or another system is desirably integrated into, or some features can be ignored, or do not perform.Another, shown or discussed phase
Coupling or direct-coupling or communication connection between mutually can be by some interfaces, the INDIRECT COUPLING or communication of device or unit
Connection, can be electrical, machinery or other forms.
The unit illustrated as separating component can be or may not be it is physically separate, it is aobvious as unit
The part shown can be or may not be physical location, you can with positioned at a place, or can also be distributed to multiple
On NE.Some or all of unit therein can be selected to realize the mesh of this embodiment scheme according to the actual needs
's.
Described above, the above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although with reference to before
Embodiment is stated the present invention is described in detail, it will be understood by those within the art that：It still can be to preceding
State the technical scheme described in each embodiment to modify, or equivalent substitution is carried out to which part technical characteristic；And these
Modification is replaced, and the essence of appropriate technical solution is departed from the spirit and scope of various embodiments of the present invention technical scheme.
Claims (10)
1. a kind of miniature laser range finder module, it is characterised in that the miniature laser range finder module includes housing, the housing is in
Rectangular shape, the case top sets semiconductor laser module, and the housing forward end is provided with the protrusion shell
The laser pick-off module of body.
2. miniature laser range finder module according to claim 1, it is characterised in that the laser pick-off module includes snowslide
Diode.
3. miniature laser range finder module according to claim 2, it is characterised in that snow is set on the left of the housing forward end
It is avalanche diode negative pole to collapse on the right side of diode cathode, the housing forward end.
4. miniature laser range finder module according to claim 1, it is characterised in that be metal oxygen in the middle of the housing rear end
Compound main body.
5. miniature laser range finder module according to claim 1, it is characterised in that the metal oxide body is oxidation
Aluminium main body.
6. miniature laser range finder module according to claim 1, it is characterised in that the semiconductor laser module
Front end stretches out 100 μm~500 μm.
7. miniature laser range finder module according to claim 1, it is characterised in that the semiconductor laser module
Front end stretches out 200 μm.
8. miniature laser range finder module according to claim 2, it is characterised in that the housing forward end, the snowslide two
The area of isolation of both positive and negative polarity short circuit when avoiding welding is provided between pole pipe negative pole and the avalanche diode positive pole.
9. miniature laser range finder module according to claim 2, it is characterised in that the avalanche diode is plated using negative pole
Gold design.
10. a kind of laser ranging system, it is characterised in that described device includes miniature as described in any in claim 1-9
Laser ranging module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710703504.3A CN107329144A (en) | 2017-08-16 | 2017-08-16 | A kind of miniature laser range finder module and range unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710703504.3A CN107329144A (en) | 2017-08-16 | 2017-08-16 | A kind of miniature laser range finder module and range unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107329144A true CN107329144A (en) | 2017-11-07 |
Family
ID=60201063
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710703504.3A Pending CN107329144A (en) | 2017-08-16 | 2017-08-16 | A kind of miniature laser range finder module and range unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107329144A (en) |
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|---|---|---|---|---|
| JPH09251663A (en) * | 1996-03-15 | 1997-09-22 | Toshiba Corp | Optical element unit and production therefor |
| CN1299171A (en) * | 1999-12-01 | 2001-06-13 | 夏普公司 | Semi-conductive laser device, its mfg. method and optical pick-up device using same |
| CN2457763Y (en) * | 2000-11-17 | 2001-10-31 | 赵俊祥 | Packaging structure of semiconductor laser |
| JP2007189030A (en) * | 2006-01-12 | 2007-07-26 | Sumitomo Electric Ind Ltd | Semiconductor laser device |
| CN201797230U (en) * | 2010-01-22 | 2011-04-13 | 上海高意激光技术有限公司 | Miniature TO-packaged wide-temperature-range solid-state laser |
| CN102025111A (en) * | 2010-11-19 | 2011-04-20 | 无锡亮源激光技术有限公司 | Small-divergence-angle solid laser pumping module encapsulating structure |
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| CN205899025U (en) * | 2016-04-12 | 2017-01-18 | 北京国科欣翼科技有限公司 | Minitype laser range finder |
| CN205899024U (en) * | 2016-04-12 | 2017-01-18 | 北京国科欣翼科技有限公司 | Minitype laser range finder |
| CN205899021U (en) * | 2016-04-12 | 2017-01-18 | 北京国科欣翼科技有限公司 | Minitype laser range finder |
| CN205899023U (en) * | 2016-04-12 | 2017-01-18 | 北京国科欣翼科技有限公司 | Minitype laser range finder |
| CN207263154U (en) * | 2017-08-16 | 2018-04-20 | 深圳市杰普特光电股份有限公司 | A kind of miniature laser range finder module and range unit |
-
2017
- 2017-08-16 CN CN201710703504.3A patent/CN107329144A/en active Pending
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| CN1299171A (en) * | 1999-12-01 | 2001-06-13 | 夏普公司 | Semi-conductive laser device, its mfg. method and optical pick-up device using same |
| CN2457763Y (en) * | 2000-11-17 | 2001-10-31 | 赵俊祥 | Packaging structure of semiconductor laser |
| JP2007189030A (en) * | 2006-01-12 | 2007-07-26 | Sumitomo Electric Ind Ltd | Semiconductor laser device |
| CN201797230U (en) * | 2010-01-22 | 2011-04-13 | 上海高意激光技术有限公司 | Miniature TO-packaged wide-temperature-range solid-state laser |
| CN102025111A (en) * | 2010-11-19 | 2011-04-20 | 无锡亮源激光技术有限公司 | Small-divergence-angle solid laser pumping module encapsulating structure |
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