CN201021967Y - Car rearview mirror with electronic compass display - Google Patents
Car rearview mirror with electronic compass display Download PDFInfo
- Publication number
- CN201021967Y CN201021967Y CNU2006201587080U CN200620158708U CN201021967Y CN 201021967 Y CN201021967 Y CN 201021967Y CN U2006201587080 U CNU2006201587080 U CN U2006201587080U CN 200620158708 U CN200620158708 U CN 200620158708U CN 201021967 Y CN201021967 Y CN 201021967Y
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- CN
- China
- Prior art keywords
- rearview mirror
- circuit board
- links
- control circuit
- digital compass
- 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.)
- Expired - Lifetime
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- Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)
- Rear-View Mirror Devices That Are Mounted On The Exterior Of The Vehicle (AREA)
Abstract
The utility model discloses an automobile rearview mirror with electronic compass display, in particular to an automobile rearview mirror with electronic compass display, comprising a shell and a mirror, the mirror is made up of glass, an electric glistening layer and glass in order, transparency conductive electrodes connected to a steering circuit board are respectively arranged on the two side of the electric glistening layer, also additional electrodes connected to the steering circuit board are arranged on the two side of the electric glistening layer, the steering circuit board is connected to the data output line of the electronic compass. The available effects of the utility model is that the electronic compass is integrated into the automobile rearview mirror to provide the driver convenient use, the display unit of the electronic compass doesn't interrupt the visible range of the automobile rearview mirror when the electronic compass is out of use.
Description
Technical field
The utility model relates to a kind of automobile rearview mirror that digital compass shows that has, and has electricity to cause the automobile rearview mirror that digital compass shows that has of reflector layer in particularly a kind of eyeglass.
Background technology
Automobile rearview mirror is parts of all automobile indispensabilities, and it plays important effect in the car steering process.At present, there is a kind of automobile rearview mirror to have the anti-dazzle effect, the eyeglass of this rearview mirror causes reflector layer by layer glass sandwich electricity and constitutes, the both sides that electricity causes reflector layer are provided with transparent conductive electrode, variation according to ambient light, regulate the voltage between the transparent conductive electrode, can change the reflectivity that electricity causes reflector layer, thereby can play the effect of anti-dazzle.In addition, on a lot of automobiles digital compass is housed all, so that determine direction accurately in motion, especially in unfamiliar place or field with a varied topography when travelling, compass has just played very important effect, cooperates global position system again, just can effectively guarantee the security of driving.The display screen of digital compass generally is contained in the car, also has the part automobile that it is installed on the rearview mirror of automobile, so in use, can observe easily, and save interior space.But, all be that the display screen with digital compass directly is put on the eyeglass of rearview mirror in the prior art, when not using digital compass, its display screen still on rear view mirror lens, has influenced the viewing area of rearview mirror.
Summary of the invention
The technical problems to be solved in the utility model provides that a kind of display part with digital compass is integrated on the rearview mirror but the automobile rearview mirror that digital compass shows that has that can not influence the rearview mirror effective area.
The technical scheme that its technical matters that solves the utility model adopts is: comprise housing and eyeglass, described eyeglass causes reflector layer by glass, electricity successively and glass constitutes, the both sides that described electricity causes reflector layer are respectively equipped with transparent conductive electrode, described transparent conductive electrode links to each other with control circuit board, described electricity causes the reflector layer both sides and also is provided with supplemantary electrode, and described supplemantary electrode links to each other with control circuit board; Described control circuit board links to each other with the DOL Data Output Line of digital compass.Add different voltage with transparent conductive electrode for supplemantary electrode, the reflectivity that will make the electricity in supplemantary electrode zone cause reflector layer is different from other regional reflectivity, thereby can demonstrate information such as pattern or numeral on the eyeglass of rearview mirror.Specifically numeral that will show or pattern can be determined by the shape and the number of supplemantary electrode.When not using digital compass, the both sides that no-voltage on the supplemantary electrode, electricity cause reflector layer add uniform voltage by transparent conductive electrode, and the eyeglass of rearview mirror has a uniform reflectivity, thereby the viewing area of rearview mirror can not be affected.
The front portion of described housing is provided with preceding view sensor, and the rear portion of described housing is provided with the back view sensor; View sensor links to each other with control circuit board respectively with the back view sensor before described.
Comprise a comparer in the described control circuit board, two input ends of described comparer link to each other with the output terminal of described preceding view sensor and back view sensor respectively; The output terminal of described comparer links to each other with described transparent conductive electrode.
Comprise a controller in the described control circuit board, an input end of described controller links to each other with the DOL Data Output Line of digital compass, and another input end of described controller links to each other with the output terminal of described comparer; The output terminal of described controller links to each other with described supplemantary electrode.
The beneficial effect that the utility model produced is: the display part of digital compass has been integrated on the eyeglass of automobile rearview mirror, has made things convenient for the driver to use; When not using digital compass, the display part of digital compass can not influence the viewing area of automobile rearview mirror.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further specified.
Fig. 1 is the structural representation that has a kind of embodiment of the automobile rearview mirror that digital compass shows of the present utility model;
Fig. 2 is the cut-open view of eyeglass embodiment illustrated in fig. 1.
Among the figure: 1. eyeglass, 2. housing, 3. control circuit board, 4. transparent conductive electrode, 5. supplemantary electrode, 6. glass, 7. electricity causes reflector layer, 8. sealing, 9. before view sensor, 10. back view sensor.
Embodiment
As shown in Figure 1, rearview mirror comprises housing 2 and eyeglass 1, and eyeglass 1 is embedded in the housing 2, is provided with control circuit board 3 in the housing 2, and housing 2 front portions are provided with preceding view sensor 9, and the rear portion is provided with back view sensor 10.Wherein the structure of eyeglass 1 accompanies electricity and causes reflector layer 7 as shown in Figure 2 between layer glass 6, and is blocked by sealing 8.The both sides that electricity causes reflector layer 7 are respectively equipped with transparent conductive electrode 4, the output terminal of the comparer on transparent conductive electrode 4 and the control circuit board 3 links to each other, comparer has two input ends, and an input end links to each other with preceding view sensor 9, and another input end links to each other with back view sensor 10.The light intensity of preceding view sensor 9 and back view sensor 10 difference sensing vehicle front and the light intensity at rear, send into comparer after converting light intensity signal to electric signal, comparer is the power of two signals relatively, when dazzle took place, preceding view sensor 9 and back view sensor 10 detected light intensity differences were undergone mutation, and comparer detects this variation, regulate the voltage of output terminal, promptly change the voltage that is added on the transparent conductive electrode 4, thereby change the reflectivity of rear view mirror lens 1, prevent the generation of dazzle.
The both sides that cause reflector layer 7 at electricity also are provided with supplemantary electrode 5, supplemantary electrode 5 also is transparent, its shape and number be content displayed and deciding as required, supplemantary electrode 5 is connected on the output terminal of the controller on the control circuit board 3, controller has two input ends, an input end links to each other with the output terminal of comparer, and another input end links to each other with the DOL Data Output Line of digital compass.When digital compass starts, by DOL Data Output Line signal is sent into controller, controller is according to the voltage of the Signal Regulation supplemantary electrode 5 of digital compass transmission, the reflectivity that makes the electricity at supplemantary electrode 5 places cause reflector layer 7 is different from other regional reflectivity, thereby makes pattern or numeral that supplemantary electrode 5 places demonstrate to be needed.Controller is the voltage of detection comparator output terminal simultaneously, this voltage signal is input to controller, if the voltage of comparator output terminal makes the reflectivity of rearview mirror higher, then the voltage of controller output end control supplemantary electrode 3 makes the reflectivity at rearview mirror supplemantary electrode 5 places lower; Otherwise, if the voltage of comparator output terminal makes the reflectivity of rearview mirror lower, then controller output end is controlled the voltage of supplemantary electrode 5, make the reflectivity at rearview mirror supplemantary electrode place higher, like this, can guarantee has enough contrasts between the eyeglass of the eyeglass at supplemantary electrode 5 places and other parts, thereby guarantees that content displayed is clear.
When digital compass does not use, digital compass is output signal not, and controller output end is output voltage not also, and this moment, the reflectivity of rear view mirror lens was all controlled by transparent conductive panel, the reflectivity of whole eyeglass is uniformly, can not influence the viewing area of rearview mirror in use.
Claims (3)
1. have the automobile rearview mirror that digital compass shows, comprise housing and eyeglass, described eyeglass causes reflector layer by glass, electricity successively and glass constitutes, the both sides that described electricity causes reflector layer are respectively equipped with transparent conductive electrode, described transparent conductive electrode links to each other with control circuit board, it is characterized in that: described electricity causes the reflector layer both sides and also is provided with supplemantary electrode, and described supplemantary electrode links to each other with control circuit board; Described control circuit board links to each other with the DOL Data Output Line of digital compass; The front portion of described housing is provided with preceding view sensor, and the rear portion of described housing is provided with the back view sensor; View sensor links to each other with control circuit board respectively with the back view sensor before described.
2. the automobile rearview mirror that has the digital compass demonstration according to claim 1, it is characterized in that: comprise a comparer in the described control circuit board, two input ends of described comparer link to each other with the output terminal of described preceding view sensor and back view sensor respectively; The output terminal of described comparer links to each other with described transparent conductive electrode.
3. the automobile rearview mirror that has the digital compass demonstration according to claim 2, it is characterized in that: comprise a controller in the described control circuit board, an input end of described controller links to each other with the DOL Data Output Line of digital compass, and another input end of described controller links to each other with the output terminal of described comparer; The output terminal of described controller links to each other with described supplemantary electrode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006201587080U CN201021967Y (en) | 2006-12-05 | 2006-12-05 | Car rearview mirror with electronic compass display |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006201587080U CN201021967Y (en) | 2006-12-05 | 2006-12-05 | Car rearview mirror with electronic compass display |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201021967Y true CN201021967Y (en) | 2008-02-13 |
Family
ID=39089378
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2006201587080U Expired - Lifetime CN201021967Y (en) | 2006-12-05 | 2006-12-05 | Car rearview mirror with electronic compass display |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201021967Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108369362A (en) * | 2015-12-15 | 2018-08-03 | 株式会社理光 | Electrochromic device |
-
2006
- 2006-12-05 CN CNU2006201587080U patent/CN201021967Y/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108369362A (en) * | 2015-12-15 | 2018-08-03 | 株式会社理光 | Electrochromic device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Beijing Sincode Science & Technology Co., Ltd. Assignor: Bai Yunfei Contract record no.: 2012990000346 Denomination of utility model: Car rearview mirror with electronic compass display Granted publication date: 20080213 License type: Exclusive License Record date: 20120524 |
|
| CX01 | Expiry of patent term |
Granted publication date: 20080213 |
|
| EXPY | Termination of patent right or utility model |