WO2007006930A2 - Stylo electronique avec capteur d'effort tridimensionnel - Google Patents
Stylo electronique avec capteur d'effort tridimensionnel Download PDFInfo
- Publication number
- WO2007006930A2 WO2007006930A2 PCT/FR2006/001624 FR2006001624W WO2007006930A2 WO 2007006930 A2 WO2007006930 A2 WO 2007006930A2 FR 2006001624 W FR2006001624 W FR 2006001624W WO 2007006930 A2 WO2007006930 A2 WO 2007006930A2
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- flexible material
- force sensor
- ink tank
- mine
- dimensional force
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43K—IMPLEMENTS FOR WRITING OR DRAWING
- B43K8/00—Pens with writing-points other than nibs or balls
- B43K8/22—Pens with writing-points other than nibs or balls with electrically or magnetically activated writing-points
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43K—IMPLEMENTS FOR WRITING OR DRAWING
- B43K29/00—Combinations of writing implements with other articles
- B43K29/08—Combinations of writing implements with other articles with measuring, computing or indicating devices
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/033—Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor
- G06F3/0354—Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor with detection of 2D relative movements between the device, or an operating part thereof, and a plane or surface, e.g. 2D mice, trackballs, pens or pucks
- G06F3/03545—Pens or stylus
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V30/00—Character recognition; Recognising digital ink; Document-oriented image-based pattern recognition
- G06V30/10—Character recognition
- G06V30/14—Image acquisition
- G06V30/142—Image acquisition using hand-held instruments; Constructional details of the instruments
- G06V30/1423—Image acquisition using hand-held instruments; Constructional details of the instruments the instrument generating sequences of position coordinates corresponding to handwriting
Definitions
- the invention relates to an electronic pen comprising a mine, equipped with a tip and an ink tank, and detection means associated with the mine, comprising a force sensor for measuring the forces applied on the mine. by the user.
- An electronic pen is classically intended to digitize writing and to grasp the graphic gesture.
- the current electronic pens including the electronic pen described in US Patent 4751741, use the measurement of the forces applied to the mine by the user.
- they are generally equipped with a standard ink cartridge, cylindrical in shape and length of the order of 50mm to 100mm.
- the ink cartridge is equipped with several force sensors, placed on its body in the three orthogonal directions of a reference mark.
- Such electronic pens have several disadvantages.
- the cartridge is relatively long and the force sensors are placed far from the tip of the mine, which may lead to measurements that are not representative of the force applied to the mine.
- the force sensors are numerous, which can pose congestion problems inside the pen.
- the sensors are placed on the body of the cartridge, which can cause handling problems and deterioration when changing the cartridge.
- the invention aims to overcome the aforementioned drawbacks and is intended to achieve a high performance electronic pen, to write using accurate and reliable measurements of the forces applied on its mine.
- the object of the invention is characterized in that the force sensor is a three-dimensional force sensor, comprising a sensitive sensing element, placed in the axis of the tip of the mine, and in that the pen comprises at least a first element of flexible material disposed between the ink reservoir and the three-dimensional force sensor.
- Figure 1 is a partial sectional view of a particular embodiment of an electronic pen according to the invention.
- Figure 2 is a partial sectional view of an alternative embodiment of an electronic pen according to the invention.
- the electronic pen 1 is particularly intended for writing and measuring the forces applied on its mine.
- the electronic pen 1 comprises a mine 2, provided with a tip 3, integral with an ink tank 4, housed partially inside a mine body 5, for example, substantially tubular in shape.
- the ink tank 4 comprises an upper portion 4a, preferably of substantially conical shape, provided at its end with the tip 3 and protruding from the lead body 5, to form the free end of the electronic pen 1.
- the reservoir of FIG. ink 4 delimits a cavity inside which the ink is stored, the tip 3 passing through the end of the substantially conical upper portion 4a, to be in contact with the ink contained in the reservoir 4.
- the pen 1 comprises a three-dimensional force sensor 6, intended to detect all the forces applied to the mine 2 by the user.
- the force sensor 6 comprises in particular a sensing element 7 of detection, for example of substantially cylindrical shape, placed at an axis of symmetry 8 of the electronic pen 1.
- the sensitive element 7 is intended to detect all the the forces exerted on the mine 2 of the pen, according to the three orthogonal directions of the reference mark relative to the electronic pen 1.
- the three-dimensional force sensor 6 is carried by a support 9, arranged perpendicular to the axis of symmetry 8 of the pen 1, inside the body of mine 5.
- the pen 1 comprises a first element 10 made of flexible material, placed between the ink reservoir 4 and the three-dimensional force sensor 6.
- the first element 10 made of flexible material serves as means transmission of forces between the tip 3, integral with the ink tank 4, and the three-dimensional force sensor 6.
- the first element 10 made of flexible material is made of polyurethane, with a stiffness of less than 10 MPa.
- the first element 10 may preferably be made by machining a polyurethane block or by molding.
- the stiffness of the first element 10 of flexible material is chosen, so that the first element 10 of flexible material protects the three-dimensional force sensor 6, while transmitting the forces correctly.
- the ink tank 4 is wider than the first element 10 of flexible material.
- the electronic pen 1 advantageously comprises a second element 11 of flexible material, surrounding the first element 10 of flexible material and serving as a support for the ink tank 4.
- the second element 11 of flexible material rests on the support 9 of the three-dimensional sensor 6.
- the ink tank 4 does not completely fill the inside of the lead body 5.
- the second element 11 of flexible material comprises a projecting portion 11a, shaped as a thin annular ring, surrounding the ink tank 4 inside the mine body 5.
- the second element 11 of flexible material therefore serves mainly as a support element of the ink tank 4 inside the body of the mine 5.
- the second element 11 made of flexible material is made of foam, with a stiffness of the order of 0.1 MPa.
- the stiffness of the second element 11 is particularly chosen so that the ink tank 4 provided with the tip 3 is held without play inside the body of mine 5.
- the first element 10 made of flexible material comprises a narrowed portion 10a directly in contact with the sensing sensing element 7 of the three-dimensional force sensor 6.
- the narrowed portion 10a is surrounded preferably by a third element 12 of flexible material, adjacent to the second element 11 of flexible material and partially in contact with the three-dimensional force sensor 6.
- the third element 12 made of flexible material is therefore adjacent both to the first element 10 made of flexible material, to the second element 11 made of flexible material, to the edges of the three-dimensional force sensor 6 and to the support 9 of the three-dimensional force sensor 6.
- the third element 12 of flexible material is particularly intended to reduce the overall stiffness of the electronic pen 1.
- the third element 12 of flexible material is silicone adhesive, with a stiffness of the order of 1 MPa.
- the elements 10, 11, 12 made of flexible material serve to hold the elements inside the mine body 5, namely the ink reservoir 4 and the three-dimensional force sensor 6, and serve as means for transmitting the forces between the tip 3 of the mine 2 and the three-dimensional force sensor 6.
- the first element 10 of flexible material is intended to transmit the forces to the three-dimensional force sensor 6, while the second element 11 in flexible material is intended to maintain and serve as a support for the tank 4 inside the mine body 5 and the third element 12 in flexible material serves to soften the electronic pen 1.
- the height H1 of the ink tank 4 is of the order of 5 mm, with a volume greater than 500 mm 3 , and the sensor three-dimensional force 6 is located at a distance H2 less than 15mm from the tip of the tip 3 of the mine 2.
- the three-dimensional force sensor 6 is preferably produced by micro technology techniques.
- the electronic pen 1 differs in particular from the previous embodiment by the shape of the ink tank 4.
- the upper part 4a of the ink tank 4 is removable relative to the part of the tank 4, housed in the mine body 5.
- the upper part 4a is rotatably mounted on the fixed part of the tank 4 by means of a thread 13, for simply and quickly disassemble the tip 3 of the pen 1.
- the ink tank 4 comprises a seal 14 disposed between the fixed part and the removable part of the ink tank 4, in order to ensure a good seal with the pen 1.
- the electronic pen 1 always comprises the three-dimensional force sensor 6 positioned along the axis 8 of the pen 1 and a first element 15 made of flexible material, arranged between the ink reservoir 4 and the three-dimensional force sensor 6.
- the first element 15 made of flexible material comprises an enlarged base 15a, directly in contact with the sensing element 7 of detection and intended to increase the contact surface between the support 9 and the first element 15. made of flexible material.
- the ink tank 4 preferably comprises a recess 16 formed at the base of its fixed part, inside which the first element 15 of flexible material is housed (FIG. 2).
- the first element 15 made of flexible material is intended to transmit the forces applied on the mine 2 to the three-dimensional force sensor 6.
- the first element 15 made of flexible material is made of polyurethane, with a lower stiffness at 10MPa, and can be achieved by machining a polyurethane block or by molding.
- the stiffness of the first element 15 of flexible material is chosen, so that the first element 15 of flexible material protects the three-dimensional force sensor 6, while transmitting the forces correctly.
- the electronic pen 1 also comprises a second element 17 of flexible material surrounding the ink tank 4 inside the body of the mine 5.
- the second element 17 of flexible material shaped as a thin annular ring, is intended to maintain the fixed part of the ink tank 4 inside the mine body 5.
- the second element 17 of flexible material is, for example, foam, with a stiffness of the order of 0.1 MPa. The stiffness of the second element 17 is particularly chosen so that the ink reservoir 4 is held without play inside the body 5.
- first element 15 of flexible material and the second element 17 of flexible material delimit a cavity 18 inside the body of mine 5, notably allowing the first element 15 of flexible material to deform freely, when the use of the pen 1. This results in an optimal transmission of the forces to the three-dimensional force sensor 6.
- the height H 1 of the ink tank 4 is of the order of 5 mm, with a volume greater than 500 mm 3 , and the force sensor three-dimensional 6 is located at a distance H2 less than 15mm from the tip of the tip 3 of the mine 2.
- the footprint is minimal inside the pen 1, thanks to the use of a single three-dimensional force sensor 6, preferably made by micro technology techniques.
- the three-dimensional force sensor 6 being independent of the ink tank 4 of the pen 1, it is possible to change and fill the ink tank 4 without touching the three-dimensional force sensor 6.
- the filling of the reservoir ink 4 is thus simplified and the handling of electronic pen 1 is facilitated, in particular thanks to the removable upper part 4a of the ink tank 4 (FIG. 2).
- the invention is not limited to the various embodiments described above. It is possible to use any type of three-dimensional force sensor 6.
- the elements 10, 11, 12, 15, 17 of flexible material may be constituted by any other flexible material and may take a completely different form, as long as they allow the maintenance of the three-dimensional sensor 6 and the ink tank 4 to 1. the interior of the mine body 5 and the transmission of forces between the tip 3 of the mine 2 and the three-dimensional force sensor 6.
- the height H1 of the ink tank 4, the height H2 between the three-dimensional force sensor 6 and the end of the tip 3 and the radius R of the lead body 5 are nonlimiting dimensions and depend, in practical, the general size of the electronic pen 1 considered.
- Such an electronic pen 1 is used particularly to determine the trajectory of the mine 2 of the pen 1 in the plane of a sheet, through electronic transcription functions, and to characterize, authenticate and / or recognize a signature.
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Human Computer Interaction (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Multimedia (AREA)
- Force Measurement Appropriate To Specific Purposes (AREA)
- Pens And Brushes (AREA)
- Media Introduction/Drainage Providing Device (AREA)
Abstract
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/922,485 US20090044640A1 (en) | 2005-07-12 | 2006-07-06 | Electronic Pen With a Three-Dimensional Force Sensor |
JP2008520911A JP2009501093A (ja) | 2005-07-12 | 2006-07-06 | 3次元力センサを有する電子ペン |
EP06778800A EP1907220A2 (fr) | 2005-07-12 | 2006-07-06 | Stylo electronique avec capteur d'effort tridimensionnel |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0507467A FR2888528B1 (fr) | 2005-07-12 | 2005-07-12 | Stylo electronique avec capteur d'effort tridimensionnel |
FR0507467 | 2005-07-12 |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2007006930A2 true WO2007006930A2 (fr) | 2007-01-18 |
WO2007006930A3 WO2007006930A3 (fr) | 2007-04-05 |
Family
ID=36190400
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/FR2006/001624 WO2007006930A2 (fr) | 2005-07-12 | 2006-07-06 | Stylo electronique avec capteur d'effort tridimensionnel |
Country Status (6)
Country | Link |
---|---|
US (1) | US20090044640A1 (fr) |
EP (1) | EP1907220A2 (fr) |
JP (1) | JP2009501093A (fr) |
CN (1) | CN100530060C (fr) |
FR (1) | FR2888528B1 (fr) |
WO (1) | WO2007006930A2 (fr) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102508561B (zh) * | 2011-11-03 | 2013-11-06 | 深圳超多维光电子有限公司 | 一种操作棒 |
US9372553B2 (en) * | 2012-07-10 | 2016-06-21 | Microsoft Technology Licensing, Llc | Directional force sensing for styli |
WO2016038951A1 (fr) * | 2014-09-12 | 2016-03-17 | 株式会社村田製作所 | Dispositif de détection d'état de maintien |
US10048778B2 (en) * | 2016-05-31 | 2018-08-14 | Microsoft Technology Licensing, Llc | Force sensor apparatus |
US10228781B2 (en) * | 2016-05-31 | 2019-03-12 | Microsoft Technology Licensing, Llc | Resistive force sensor |
DE102017004925B4 (de) * | 2017-05-22 | 2019-03-28 | Stabilo International Gmbh | Stift |
DE202017002718U1 (de) | 2017-05-22 | 2018-08-23 | Stabilo International Gmbh | Stift |
CN115593137A (zh) * | 2022-11-04 | 2023-01-13 | 南京工程学院(Cn) | 一种基于三维力检测的笔迹鉴定压电笔的制作方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4896543A (en) * | 1988-11-15 | 1990-01-30 | Sri International, Inc. | Three-axis force measurement stylus |
WO2002034549A1 (fr) * | 2000-10-20 | 2002-05-02 | Silverbrook Research Pty Ltd | Tete d'impression/cartouche pour stylo a commande electronique |
EP1331547A1 (fr) * | 2002-01-28 | 2003-07-30 | Aiptek International Inc. | Crayon sensible à la pression |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4751741A (en) * | 1984-07-19 | 1988-06-14 | Casio Computer Co., Ltd. | Pen-type character recognition apparatus |
US5981883A (en) * | 1992-07-08 | 1999-11-09 | Lci Technology Group, N.V. | Systems for imaging written information |
EP0649549B1 (fr) * | 1992-07-08 | 1997-02-12 | Smart Pen, Inc. | Appareil et procede pour former une image d'informations ecrites |
US5422959A (en) * | 1993-06-25 | 1995-06-06 | Lee; Michael E. | Signature verification apparatus and method utilizing relative angle measurements |
JP3475048B2 (ja) * | 1997-07-18 | 2003-12-08 | シャープ株式会社 | 手書き入力装置 |
US6575650B1 (en) * | 2002-11-26 | 2003-06-10 | Pro Eton Corporation | Pressure sensed ink-filled pen |
-
2005
- 2005-07-12 FR FR0507467A patent/FR2888528B1/fr not_active Expired - Fee Related
-
2006
- 2006-07-06 CN CNB2006800255199A patent/CN100530060C/zh not_active Expired - Fee Related
- 2006-07-06 US US11/922,485 patent/US20090044640A1/en not_active Abandoned
- 2006-07-06 JP JP2008520911A patent/JP2009501093A/ja not_active Withdrawn
- 2006-07-06 EP EP06778800A patent/EP1907220A2/fr not_active Withdrawn
- 2006-07-06 WO PCT/FR2006/001624 patent/WO2007006930A2/fr active Application Filing
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4896543A (en) * | 1988-11-15 | 1990-01-30 | Sri International, Inc. | Three-axis force measurement stylus |
WO2002034549A1 (fr) * | 2000-10-20 | 2002-05-02 | Silverbrook Research Pty Ltd | Tete d'impression/cartouche pour stylo a commande electronique |
EP1331547A1 (fr) * | 2002-01-28 | 2003-07-30 | Aiptek International Inc. | Crayon sensible à la pression |
Also Published As
Publication number | Publication date |
---|---|
EP1907220A2 (fr) | 2008-04-09 |
US20090044640A1 (en) | 2009-02-19 |
JP2009501093A (ja) | 2009-01-15 |
FR2888528B1 (fr) | 2007-09-21 |
FR2888528A1 (fr) | 2007-01-19 |
CN101272920A (zh) | 2008-09-24 |
WO2007006930A3 (fr) | 2007-04-05 |
CN100530060C (zh) | 2009-08-19 |
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