CN2333035Y - On-palm type contact picture induction scanner - Google Patents
On-palm type contact picture induction scanner Download PDFInfo
- Publication number
- CN2333035Y CN2333035Y CN 98204182 CN98204182U CN2333035Y CN 2333035 Y CN2333035 Y CN 2333035Y CN 98204182 CN98204182 CN 98204182 CN 98204182 U CN98204182 U CN 98204182U CN 2333035 Y CN2333035 Y CN 2333035Y
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- contact type
- type image
- hand held
- scanning device
- sensitive scanning
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- Expired - Lifetime
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- 230000006698 induction Effects 0.000 title claims abstract description 12
- 238000005096 rolling process Methods 0.000 claims description 15
- 238000006073 displacement reaction Methods 0.000 claims description 8
- 230000008447 perception Effects 0.000 claims description 8
- 238000009434 installation Methods 0.000 claims description 7
- 230000003287 optical effect Effects 0.000 abstract description 3
- 230000005611 electricity Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000005755 formation reaction Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
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Abstract
The utility model discloses a palm contact type image induction scanning device, comprising an image taking device, a mobile device, a signal processing device and a casing, wherein, the image taking device is a contact type image induction device and is provided with a light source, lenses and a receiver; a positioning device which can sense the position of the scanning device and can convert the position into an electric signal is connected with the mobile device, and the signal processing device is connected with the positioning device and the image taking device. The utility model uses the contact type image induction device itself without adjusting an optical path, and therefore, the utility model is provided with bigger elasticity on the utilization of mechanism space. The utility model has the advantages of space saving, small volume, electricity saving and convenient carrying.
Description
The utility model relates to a kind of image-scanning device, particularly a kind of hand held contact type image sensitive scanning device.
Along with the progress of science and technology, product miscellaneous also makes rapid progress, and is all the more so for optical systems such as scanners, in technology evolution, also more and more diversified to the requirement of scanner.
In addition, the image sensering device of conventional scanners, no matter be built-in, circumscribed or hand held scanner, general many based on charge-coupled device (CCD) CCD (Charge-Coupled Device), because CCD need adjust light path, and cooperate the element of CCD many, take up space (comprising mirror, lens.. etc.); Another kind of image sensering device is contact sensor (CIS, ContactImage Sensor), and it combines light source, lens (lens) and detector (sensor) etc., does not need to adjust light path, just saves the space for CCD.So for the deviser, particularly be used on the scanner of hand held,, comparatively convenient and saving space, be easy to carry as the induction installation that obtains scanned view data with CIS.
Traditional hand held scanister referring to Fig. 1, and shown in Figure 2, is represented the vertical view and the side view of this device respectively, its composition comprises: lighting mechanism 100, be generally cold-cathode tube, and scanned in order to shine, for example file etc. makes the file extent 101 at scanister place that uniform illumination be arranged; The image reading mechanism, by reflection border face 103, lens 105 and 107 formations of charge-coupled device (CCD) (CCD), it act as and reads the scanned image that is transmitted by lighting mechanism and be converted into electric signal; Travel mechanism is made of with strong point 109a rolling cylinder 109, and the operator is convenient at longitudinal direction (above-below direction of file) motion scan device; Perception mechanism is made of with sensor 115 contact cylinder 111, Photo Interrupter 113, is connected with rolling cylinder 109, in order to the longitudinal direction position at perception scanister place, converts thereof into electric signal then; Electronic mechanism is connected in charge-coupled device (CCD) 107 and sensor 115, and in order to processing from the electric signal of image reading mechanism and perception mechanism, the data of treated mistake are being received host computer via external communication device; Reach a shell 6, constitute the outside of whole scanister.
In the common hand held scanister, because rolling post 109 can only move at longitudinal direction, in other words, only can know the information of scanister in the longitudinal direction position during scanning, the information of transverse direction (file left and right directions) has no way of learning.Therefore when carrying out file scan, be the scanning that is divided into repeatedly longitudinal direction, above-mentioned repeatedly scanning scanned file extent lap must be arranged, carry out map interlinking to rebuild whole file by software then.If the mistake deviation of occurred level direction during scanning, then because existing scanister can't be learnt the information of horizontal direction, so, the result that can make the mistake.
In addition, existing hand held scanister, its image reading mechanism system is made up of catoptron, lens and charge-coupled device (CCD), because the restriction of light path (optical path), so whole hand held scanister can't be done significantly minification in light path direction (being the depth direction of scanister).
In view of the foregoing, the purpose of this utility model just is to provide a kind of hand held contact type image induction (ContactImage Sensor) scanister, and its volume is little, power saving and easy to carry.
For achieving the above object, a kind of hand held contact type image of the utility model sensitive scanning device, have image capturing device, mobile device, signal processing apparatus and shell, described image capturing device has light source, lens and receiver, but the locating device that other has the position of a perception scanister and converts thereof into electric signal is connected in described mobile device.Described signal processing apparatus is connected in this locating device and described image capturing device.Described image capturing device is the contact type image induction installation.
Described mobile device is made up of a rolling ball and two strong points, and two strong points can be a pair roller.
Described locating device comprises a horizontal positioning device and a longitudinal positioning device.
Described horizontal positioning device has one first contact cylinder, one first slit disk and one first sensor, this first contact cylinder contacts with above-mentioned rolling ball and is connected, when the rolling ball rotates, can be driven and be rotated, and the rotational angle size is proportional to the horizontal displacement of this scanister, this first slit disk interlock is in this first contact cylinder, and have equally distributed slit to distribute thereon, this first sensor is installed in the side of this first slit disk.This horizontal positioning device also can comprise first gear set of an interlock in the described first contact disk.
Described longitudinal positioning device has one second contact cylinder, one second slit disk and one second sensor, this second contact cylinder contacts with above-mentioned rolling ball and is connected, when the rolling ball rotates, can be driven and be rotated, and the rotational angle size is proportional to this scanister displacement longitudinally, this second slit disk interlock is in this second contact cylinder, and have equally distributed slit to distribute thereon, this second sensor is installed in the side of this second slit disk.This longitudinal positioning device also can comprise second gear set of an interlock in the described second contact disk.
This shows, the utility model system utilizes an image sensing apparatus, itself be that light source, lens and detector etc. are combined, do not need to adjust light path, CCD saves the space relatively, the mechanism space utilize the bigger elasticity of tool, have that volume is little, power saving and characteristics such as easy to carry.
Below in conjunction with drawings and the specific embodiments the utility model is further described in more detail.
Fig. 1 is the vertical view of existing hand held scanister;
Fig. 2 is the side view of existing hand held scanister;
Fig. 3 is a vertical view of the present utility model;
Fig. 4 is a side view of the present utility model;
Fig. 5 is the utility model locating device preferred embodiment synoptic diagram;
When Fig. 6 was mobile the utility model, locating device can detect the displacement synoptic diagram of scanister in directions X and Y direction;
Fig. 7 is the utility model Circuits System functional-block diagram.
See also Fig. 3, shown in Figure 4, be respectively vertical view of the present utility model and side view, mainly comprise: image capturing device 2, be a contact type image induction installation (Contact Image Sensor), because of itself combines light source, lens (lens) and detector (sensor) etc., do not need to adjust light path, for charge-coupled device (CCD) (CCD), just save the space; Mobile device is with so that the operator is convenient to the motion scan device; Locating device is connected in mobile device, and the position in order to the perception scanister converts thereof into electric signal; Signal processing apparatus is connected in earlier figures as acquisition mechanism and perception mechanism, and in order to handle the electric signal from image capturing device and locating device, data processed is sent to host computer via external communication device again; Shell mechanism 8 constitutes the outside of whole scanister.The utility model system utilizes CIS (contact type image induction installation) itself and does not need to adjust light path, therefore has bigger elasticity in the utilization in mechanism space, arranges to adjust the space of light path in the time of can saving original use CCD (charge-coupled device (CCD)).
As shown in Figure 2, aforesaid mobile device means a rolling ball 33 and two strong points 34, and rolling ball 33 cooperates two strong points 34 to form a plane, scanister can be stablized on file move.With a preferred embodiment, the two above-mentioned strong points 34 can be a pair roller (rollers).
At Fig. 4 side view of the present utility model as seen, the shell mechanism that wherein is positioned at image capturing device 2 (being CIS) below has an opening, and this opening system uses so that scanister obtains the image information that is positioned at this opening scope below file 10.
Preferred embodiment referring to locating device shown in Figure 5, this locating device comprises horizontal positioning device and longitudinal positioning device, horizontal positioning device mainly comprises: contact cylinder 411, the cylinder tangent plane is connected on the spherical mobile device 33 a bit, when spherical mobile device 33 rotates, contact cylinder 411 can be driven and be rotated, and its rotational angle size is proportional to the horizontal displacement of scanister; Slit disk 441, interlock have equally distributed slit to distribute on it in contact disk 411: sensor 431, be arranged at the side of slit disk 441, and in order to the size of detecting contact cylinder rotational angle, thereby know the displacement that scanister is horizontal.Longitudinal positioning device is similar to horizontal positioning device, mainly comprises: contact cylinder 412, and slit disk 432 and sensor 442, its principle of work and horizontal positioning device are identical.Above-mentioned in addition contact cylinder can drive the slit disk via the gear set (not shown) respectively, to increase its speed-up ratio.
When Fig. 6 was mobile the utility model hand held scanister, locating device can detect scanister at directions X (promptly horizontal) and Y direction (promptly vertical) displacement synoptic diagram.As shown in the figure, the position of scanister before representing to move with solid line respectively, its coordinate is (x
0, y
0), the position after dotted line is represented to move.When moving scanister of the present utility model, detect it by perception mechanism after moving and moved the distance of Δ x and Δ y respectively in directions X and Y direction, be (x so move its position, back
0+ Δ x, y
0+ Δ y).
Referring to Fig. 7, the Circuits System functional-block diagram of the utility model scanister, after image information 601 on the file is obtained via image capturing device (CIS) 602, after above-mentioned picture signal is changed through an analog/digital conversion device 603, original analog signal is converted into digital signal, then digital signal is delivered on the special integrated circuit (ASIC) 604, the IC chip of this specific use can be selected signal via RS232 serial ports or printer interface 605 outputs, or data are temporary on the static RAM (SRAM) 606, and this special IC chip 604 can be sent sprocket pulse signal (CLK) 607 and gives image capturing device 602, notifies its when action of these execution transmitted image data.
In sum, the utility model system utilizes the image capturing device of contact type image induction installation (Contact Image Sensor) as the hand held scanister, and its sweep length can reach A6 or A4 size.Because contact type image induction installation itself can be saved the space of scanner, easy to carry again, power saving effectively.
Claims (10)
1, a kind of hand held contact type image sensitive scanning device, have image capturing device, mobile device, signal processing apparatus and shell, it is characterized in that: described image capturing device has light source, lens and receiver, but the locating device that other has the position of a perception scanister and converts thereof into electric signal is connected in described mobile device, and described signal processing apparatus is connected in this locating device and described image capturing device.
2, hand held contact type image sensitive scanning device according to claim 1, it is characterized in that: described image capturing device is the contact type image induction installation.
3, hand held contact type image sensitive scanning device according to claim 1, it is characterized in that: described mobile device is for comprising a rolling ball.
4, hand held contact type image sensitive scanning device according to claim 3, it is characterized in that: described mobile device more can comprise two strong points.
5, hand held contact type image sensitive scanning device according to claim 4, it is characterized in that: described two strong points are a pair roller.
6, hand held contact type image sensitive scanning device according to claim 1, it is characterized in that: described locating device is made up of a horizontal positioning device and a longitudinal positioning device.
7, hand held contact type image sensitive scanning device according to claim 6, it is characterized in that: described horizontal positioning device has one first contact cylinder, one first slit disk and one first sensor, this first contact cylinder contacts with above-mentioned rolling ball and is connected, when the rolling ball rotates, can be driven and be rotated, and the rotational angle size is proportional to the horizontal displacement of this scanister, this first slit disk interlock is in this first contact cylinder, and have equally distributed slit to distribute thereon, this first sensor is installed in the side of this first slit disk.
8, hand held contact type image sensitive scanning device according to claim 7 is characterized in that: described horizontal positioning device also can comprise first gear set of an interlock in the described first contact disk.
9, hand held contact type image sensitive scanning device according to claim 6, it is characterized in that: described longitudinal positioning device has one second contact cylinder, one second slit disk and one second sensor, this second contact cylinder contacts with above-mentioned rolling ball and is connected, when the rolling ball rotates, can be driven and be rotated, and the rotational angle size is proportional to this scanister displacement longitudinally, this second slit disk interlock is in this second contact cylinder, and have equally distributed slit to distribute thereon, this second sensor is installed in the side of this second slit disk.
10, hand held contact type image sensitive scanning device according to claim 9 is characterized in that: described longitudinal positioning device also can comprise second gear set of an interlock in the described second contact disk.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 98204182 CN2333035Y (en) | 1998-05-06 | 1998-05-06 | On-palm type contact picture induction scanner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 98204182 CN2333035Y (en) | 1998-05-06 | 1998-05-06 | On-palm type contact picture induction scanner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2333035Y true CN2333035Y (en) | 1999-08-11 |
Family
ID=33960844
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 98204182 Expired - Lifetime CN2333035Y (en) | 1998-05-06 | 1998-05-06 | On-palm type contact picture induction scanner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2333035Y (en) |
-
1998
- 1998-05-06 CN CN 98204182 patent/CN2333035Y/en not_active Expired - Lifetime
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: YUDONG OPTICAL CO., LTD. Free format text: FORMER OWNER: HONGYOU SCIENCE AND TECHNOLOGY CO LTD Effective date: 20070105 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20070105 Address after: Delaware Patentee after: Hongyou Science & Technology Co., Ltd. Address before: Hsinchu science and Industry Zone, Hsinchu, Taiwan 25 Rd two, Chen Wencong Patentee before: Hongyou Science and Technology Co., Ltd. |
|
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |