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WO2009033353A1 - Dispositif d'économie d'énergie commandé par un stylo électromagnétique - Google Patents

Dispositif d'économie d'énergie commandé par un stylo électromagnétique Download PDF

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Publication number
WO2009033353A1
WO2009033353A1 PCT/CN2008/001314 CN2008001314W WO2009033353A1 WO 2009033353 A1 WO2009033353 A1 WO 2009033353A1 CN 2008001314 W CN2008001314 W CN 2008001314W WO 2009033353 A1 WO2009033353 A1 WO 2009033353A1
Authority
WO
WIPO (PCT)
Prior art keywords
pen
electromagnetic
switch
power
power saving
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.)
Ceased
Application number
PCT/CN2008/001314
Other languages
English (en)
Chinese (zh)
Inventor
Yingjian Liu
Liqing Zhang
Guowei Xiang
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hanwang Technology Co Ltd
Original Assignee
Hanwang Technology Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Hanwang Technology Co Ltd filed Critical Hanwang Technology Co Ltd
Publication of WO2009033353A1 publication Critical patent/WO2009033353A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/26—Power supply means, e.g. regulation thereof
    • G06F1/32—Means for saving power
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/26—Power supply means, e.g. regulation thereof
    • G06F1/32—Means for saving power
    • G06F1/3203—Power management, i.e. event-based initiation of a power-saving mode
    • G06F1/3234—Power saving characterised by the action undertaken
    • G06F1/325—Power saving in peripheral device
    • G06F1/3262—Power saving in digitizer or tablet
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/50—Reducing energy consumption in communication networks in wire-line communication networks, e.g. low power modes or reduced link rate

Definitions

  • the present invention relates to the field of automatic control technology, and in particular to a power saving device controlled by an electromagnetic pen. Background technique
  • electromagnetic touch screens are widely used in handwriting computers, drawing boards, handwriting boards, mobile phones, e-books, etc. due to their high positioning accuracy, pen tilt angle and pressure information, and no impact on screen display quality.
  • the electromagnetic touch screen is composed of an electromagnetic pen, an induction screen and a control circuit board.
  • the sensing screen senses the electromagnetic pen information by controlling the control of the circuit board and switching the transmission and reception of the electromagnetic field at a high speed.
  • the specific working principle is: Within the magnetic field generated by the sensing screen, the electromagnetic pen with built-in resonant electronic circuit will accumulate weak energy. Through this energy, the electromagnetic pen will emit electromagnetic signals to the sensing screen, and the high-speed cyclic reciprocating motion can induce the electromagnetic signal.
  • the electromagnetic pen transmits information randomly, and the wireless passive electromagnetic pen transmits information passively. Therefore, regardless of whether the electromagnetic pen is operating or not, the electromagnetic touch screen must be continuously in working state, otherwise the state of the electromagnetic pen cannot be accurately known, which will result in the electromagnetic touch screen being generated. A lot of unnecessary power consumption.
  • a power saving device controlled by an electromagnetic pen comprising a pen tray, an electromagnetic pen, an electromagnetic induction device, a switch for controlling a power supply state of the electromagnetic induction device in the pen slot, and an electromagnetic pen control switch.
  • the switch when the electromagnetic pen is placed in the pen tray, the switch is turned off while the electromagnetic pen is squeezed and fixed.
  • the electromagnetic induction device includes one of an electromagnetic induction screen and an electromagnetic induction plate.
  • the invention has the beneficial effects that the electromagnetic induction device is in a power-off state or a sleep state during the period in which the electromagnetic pen is placed in the pen tray, thereby reducing power consumption of the electromagnetic induction device and saving energy.
  • FIG. 1 is a schematic structural view of a power saving device for an electromagnetic induction device of the present invention
  • FIG. 2 and FIG. 3 are schematic diagrams showing a switch structure and an operation of a power saving device according to a first embodiment of the present invention
  • FIG. 4 and FIG. 5 are schematic diagrams showing the switch structure and operation of the power saving device according to the second embodiment of the present invention.
  • FIGS 6 and 7 are schematic diagrams showing the switch structure and operation of the power saving device according to the third embodiment of the present invention.
  • FIG. 8 and FIG. 9 are schematic diagrams showing the switch structure and operation of the power saving device according to the fourth embodiment of the present invention.
  • FIG. 10 is a schematic structural view of a sleep power saving device of an electromagnetic induction device of the present invention.
  • FIG. 11 and FIG. 12 are schematic diagrams showing the switch structure and operation of the sleep power-saving device according to the fifth embodiment of the present invention.
  • FIG. 13 and FIG. 14 are schematic diagrams showing the switch structure and operation of the sleep power-saving device according to the sixth embodiment of the present invention. Description of the reference symbols -
  • Electromagnetic pen 4 ⁇ Electromagnetic induction device
  • the power saving device for the electromagnetic induction device of the present invention is as shown in FIG. 1 , and includes a pen slot 2 , an electromagnetic pen 3 , an electromagnetic induction device 4 , an input power source 5 , a pen tip 1 is disposed in the pen slot 2 , and the electromagnetic induction device 4 is provided.
  • a power interface 6 is disposed therein, and the switch 1 is connected in series between the input power source 5 and the power source interface 6 through the power line 13A and the power line 13B.
  • the electromagnetic pen 3 controls the on/off of the switch 1, and when the electromagnetic pen 3 is placed in the pen tray 2, the switch 1 is broken and disconnected.
  • the input power source 5 is electrically connected to the power interface 6, and the electromagnetic induction device 4 is in a power-off state, and stops working; when the electromagnetic pen 3 is pulled out of the pen tray 2, the switch 1 is turned on, and the input power source 5 is restored to the power interface 6 to be electrically connected. At this time, the electromagnetic induction device is powered and restored to the normal working condition.
  • the action of the electromagnetic pen 3 on or off the pen tray 2 can control the power-off or power supply of the electromagnetic induction device 4 by the input power source 5, so that the electromagnetic induction device 4 is completely powered off during the time when the electromagnetic pen 3 is placed in the pen tray 2. , to achieve power saving purposes.
  • FIG. 2 and FIG. 3 are schematic diagrams showing a switch structure and an operation of a power saving device.
  • the switch 1 is a spring piece 9. One end of the spring piece 9 is electrically connected to the input power source 5, and the other end is a movable end and is electrically connected to the power port 6 through the power line 13.
  • the input power source 5 is electrically connected to the input interface 6 provided in the electromagnetic induction device 4 to constitute an electrical path.
  • the electromagnetic induction device 4 obtains the power supply and starts to work normally, as shown in Figure 2.
  • the electromagnetic pen 3 is not required to be used and the electromagnetic pen 3 is placed in the pen tray 2, the pen tip of the electromagnetic pen 3 is pushed downward against the movable end of the spring piece 9, forcing the spring piece 9 out of the electrical connection with the power cord 13, switch 1 disconnected.
  • the electromagnetic induction device input interface 6 does not receive the power supply of the input power source 5, and the electromagnetic induction device 4 is powered off and stops working, as shown in FIG.
  • the electromagnetic induction device 4 is completely in a power-off state during the placement of the electromagnetic pen 3 in the pen tray 2, thereby achieving the purpose of power saving.
  • the pen slot 2 is provided with a switch 1 as a double spring piece, and is composed of a first spring piece electrode 8A and a second spring piece electrode 8B, which are connected in series between the input power source 5 and the electromagnetic induction device 4, and the first spring piece
  • the electrode 8A and the second leaf electrode 8B are located on opposite sides of the pen slot 2, the first leaf electrode 8A is electrically connected to the input power source 5 via the power line 13A, and the second leaf electrode 8B is connected to the power port 6 through the power line 13B. Electrical connection.
  • the first spring piece electrode 8A and the second spring piece electrode 8B are naturally in contact with each other to realize electrical connection, the switch 1 is turned on, and the input power source 5 is input.
  • the electromagnetic induction device 4 is powered by the first spring piece electrode 8A, the second spring piece electrode 8B, and the input interface 6 provided in the electromagnetic induction device 4, and the electromagnetic induction device 4 is in a normal working state, as shown in FIG.
  • the electromagnetic pen 3 is not required to be used and the electromagnetic pen 3 is placed in the pen tray 2, the first spring piece electrode 8A and the second spring piece electrode 8B are pressed and disconnected by the electromagnetic pen 3, the switch 1 is turned off, and the input power source 5 is turned off.
  • the power supply interface 6 provided in the electromagnetic induction device 4 is no longer electrically connected, and the electromagnetic induction device 4 is powered off and stops working, as shown in FIG.
  • the electromagnetic induction device 4 is completely in a power-off state during the placement of the electromagnetic pen 3 in the pen slot 2, thereby achieving the purpose of power saving, and the double spring piece has the function of fixing the pen, effectively preventing the electromagnetic pen from slipping out from the pen slot.
  • Figs. 6 and 7 are schematic diagrams showing a switch structure and an operation of the power saving device.
  • the spring piece fixed on the conductive contact A 16A is in contact with the conductive contact B 16B due to elasticity, which is equivalent to the switch being turned on; when the electromagnetic pen is placed in the pen slot
  • the spring piece fixed on the conductive contact A 16A is pressed by the pen and loses contact with the conductive contact B 16B, which is equivalent to the switch off. Due to the elasticity, the spring piece exerts a certain pressing force on the pen.
  • the direction of the squeezing force is substantially perpendicular to the direction in which the pen is inserted, so that it can function as a fixed pen to effectively prevent the pen from slipping out of the pen tray.
  • Figs. 8 and 9 are schematic diagrams showing the switch structure and operation of the power saving device.
  • the switch 1 is a light control switch 10, the light control switch 10 is provided with a photosensitive head 11, and a light transmission hole 12 is opened in the pen slot 2.
  • the electromagnetic pen 3 When the electromagnetic pen 3 is placed in the pen slot 2, the electromagnetic pen 3 blocks the light transmission hole. 12.
  • the electromagnetic pen 3 If the electromagnetic pen 3 is needed and the electromagnetic pen 3 is removed from the pen tray 2, the electromagnetic pen 3 no longer blocks the light transmission hole 12, the photosensitive head 11 obtains illumination, and the light control switch 10 is turned on, that is, the switch 1 is turned on. .
  • the input power source 5 is electrically connected to the input interface 6 provided in the electromagnetic induction device 4, the electromagnetic induction device 4 is powered, and the electromagnetic induction device 4 is in a normal working state, as shown in FIG.
  • the electromagnetic pen 3 If the electromagnetic pen 3 is not required to be used and the electromagnetic pen 3 is placed in the pen tray 2, the electromagnetic pen 3 blocks the light transmission hole 12, the photosensitive head 11 is not illuminated, and the light control switch 10 is turned off, that is, the switch 1 is disconnected. .
  • the input power source 5 and the power interface 6 provided in the electromagnetic induction device 4 are no longer electrically connected, and the electromagnetic induction device 4 is powered off and stops working, as shown in FIG.
  • the input power source 5 is directly electrically connected to the light control switch 10.
  • the electromagnetic induction device 4 is completely in a power-off state during the placement of the electromagnetic pen 3 in the pen tray 2, thereby achieving the purpose of power saving.
  • the power saving device for the electromagnetic induction device of the present invention comprises a pen slot 2, an electromagnetic pen 3, an electromagnetic induction device 4, an input power source 5, a power interface 6 is provided in the electromagnetic induction device 4, and sleep is provided.
  • the control circuit 7, the power interface 6 is electrically connected to the input power source 5 via the power line 13
  • the switch 1 is provided in the pen tray 2, and the switch 1 is electrically connected to the sleep control circuit 7 via the control line 14.
  • the electromagnetic pen 3 controls the on/off of the switch 1.
  • the switch 1 When the electromagnetic pen 3 is placed in the pen tray 2, the switch 1 is turned off, the sleep control circuit 7 is activated by the control line 14, and the electromagnetic induction device 4 is forced to enter a sleep state; when the electromagnetic pen 3 is pulled out of the pen tray 2, the switch 1 is turned on.
  • the sleep control circuit 7 is deactivated by the control line 14, and the electromagnetic induction device 4 is returned to the normal operating state.
  • the electromagnetic pen 3 is placed or removed from the pen tray 2, and can control the conversion of the electromagnetic induction device 4 from the sleep state to the normal working state, thereby realizing the electromagnetic induction device 4 during the period in which the electromagnetic pen 3 is placed in the pen tray 2. In the sleep state, the purpose of power saving is achieved.
  • Figs. 11 and 12 are schematic diagrams showing the switch structure and operation of the sleep power saving device.
  • the switch 1 is a spring piece 9, and the electromagnetic induction device 4 is provided with a sleep control circuit 7, and the switch 1 is electrically connected to the sleep control circuit 7 through the control line 14.
  • the spring piece 9 is no longer pressed by the electromagnetic pen 3, the movable end naturally bends upward, and the control wire 14 is turned on, that is, the switch 1 is turned on.
  • the sleep control circuit 7 is deactivated by the control line 14, and the electromagnetic induction device 4 returns to the normal operating state to start normal operation, as shown in FIG.
  • Line 14 causes sleep control circuit 7 to be activated and electromagnetic induction device 4 is forced into a sleep state, as shown in FIG.
  • the electromagnetic induction device 4 is in a sleep state during the placement of the electromagnetic pen 3 in the pen tray 2, thereby achieving the purpose of power saving.
  • Figs. 13 and 14 are schematic diagrams showing the switch structure and operation of the sleep power saving device.
  • the middle section of the electromagnetic pen 3 is a conductive material 15, which is combined with the contacts of the control line 14A and the control line 14B to form a switch 1.
  • the electromagnetic induction device 4 is provided with a sleep control circuit 7, and the switch 1 passes through the control lines 14A, MB and sleeps.
  • the control circuit 7 is electrically connected, and the conductive material 15 is composed of two layers of metal members. The electromagnetic pen can be pulled and lengthened, and the compression becomes shorter.
  • the conductive material 15 is no longer in contact with the control line 14A and the control line 14B, and the control line 14A is disconnected from the control line 14B, that is, the switch 1 is disconnected.
  • the sleep control circuit 7 is deactivated, the electromagnetic induction device 4 returns to the normal working state and starts normal operation, as shown in FIG.
  • the electromagnetic pen 3 is not required to be used and the electromagnetic pen 3 is placed in the pen tray 2, the middle portion of the electromagnetic pen 3, that is, the conductive material 15 is in contact with the control line 14A and the control line 14B, and the control line 14A is electrically connected to the control line 14B. That is, the switch 1 is turned on, the sleep control circuit 7 is activated, and the electromagnetic induction device 4 is forced to enter a sleep state, as shown in FIG.
  • the electromagnetic induction device 4 is in a dormant state during the placement of the electromagnetic pen 3 in the pen slot 2, thereby achieving the purpose of power saving, and the electromagnetic pen of the embodiment can be applied to the power saving device of other structures.
  • the invention realizes that the electromagnetic induction device is in a power-off state or a sleep state during the period in which the electromagnetic pen is placed in the pen slot, and the electromagnetic induction device can automatically return to the normal working state when the electromagnetic pen is put out of the pen slot, thereby reducing the power consumption of the electromagnetic induction device. Energy saving.

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  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Human Computer Interaction (AREA)
  • Position Input By Displaying (AREA)
  • Power Sources (AREA)

Abstract

La présente invention concerne un dispositif d'économie d'énergie commandé par un stylo électromagnétique. Le dispositif comprend un support de stylo (2), un stylo électromagnétique (3) et un dispositif de détection électromagnétique (4), un commutateur (1) étant positionné dans le support de stylo (2) et servant à commander l'état d'alimentation en énergie dudit dispositif (4). Le stylo électromagnétique (3) commande les états passant et bloqué du commutateur (1). Ledit dispositif (4) est alimenté en énergie lorsque l'on souhaite utiliser le stylo électromagnétique (3) et que ce dernier (3) est retiré du support de stylo (2), et ledit dispositif (4) est hors tension ou en sommeil lorsqu'on ne souhaite pas utiliser le stylo électromagnétique (3) et que ce dernier (3) est placé dans le support de stylo (2).
PCT/CN2008/001314 2007-09-10 2008-07-14 Dispositif d'économie d'énergie commandé par un stylo électromagnétique Ceased WO2009033353A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN200710121538.8 2007-09-10
CNA2007101215388A CN101387904A (zh) 2007-09-10 2007-09-10 电磁式触摸屏省电装置

Publications (1)

Publication Number Publication Date
WO2009033353A1 true WO2009033353A1 (fr) 2009-03-19

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Application Number Title Priority Date Filing Date
PCT/CN2008/001314 Ceased WO2009033353A1 (fr) 2007-09-10 2008-07-14 Dispositif d'économie d'énergie commandé par un stylo électromagnétique

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CN (1) CN101387904A (fr)
WO (1) WO2009033353A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102004566A (zh) * 2010-11-30 2011-04-06 汉王科技股份有限公司 电磁手写设备

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102339121A (zh) * 2010-07-22 2012-02-01 林有健 电源管理方法以及使用该方法的计算机系统
CN101957706B (zh) * 2010-09-30 2012-07-18 汉王科技股份有限公司 电磁手写设备
US9195351B1 (en) * 2011-09-28 2015-11-24 Amazon Technologies, Inc. Capacitive stylus
CN102364409B (zh) * 2011-11-09 2014-03-12 江苏惠通集团有限责任公司 触摸装置及其自适应方法
CN102760044B (zh) * 2012-06-28 2015-08-12 魅族科技（中国）有限公司 一种移动终端的控制系统及移动终端
CN102779007B (zh) * 2012-06-28 2016-08-03 魅族科技（中国）有限公司 一种终端休眠模式的退出控制方法及终端
CN103853444B (zh) * 2012-12-03 2018-07-03 联想(北京)有限公司 控制设备状态的方法、设备和系统
EP2787414B1 (fr) * 2013-04-02 2016-07-27 Samsung Electronics Co., Ltd. Procédé de commande d'écran tactile et son dispositif électronique
KR20150026424A (ko) * 2013-09-03 2015-03-11 삼성전자주식회사 디스플레이 제어 방법 및 그 전자 장치
CN104331240B (zh) * 2013-10-14 2019-03-12 广州三星通信技术研究有限公司 移动终端中的触屏操作方法和触屏操作装置
CN109164926B (zh) * 2018-08-01 2021-11-19 广州视源电子科技股份有限公司 电磁笔控制方法、系统、可读存储介质及电磁笔

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JPH08255044A (ja) * 1995-03-17 1996-10-01 Fujitsu Ltd キーボード入力及びペン入力可能な情報処理装置
CN2531670Y (zh) * 2002-01-11 2003-01-22 张传耀 新型防盗钱包
TWI225599B (en) * 2002-12-10 2004-12-21 Quanta Comp Inc Personal digital assistant
WO2007037760A1 (fr) * 2005-09-30 2007-04-05 Olympus Technologies Singapore Pte Ltd Appareil de traitement electronique portatif et procede d'exploitation de l'appareil
CN200944225Y (zh) * 2006-09-11 2007-09-05 海信集团有限公司 带有手写笔拔插装置的触摸屏

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Publication number Priority date Publication date Assignee Title
JPH08255044A (ja) * 1995-03-17 1996-10-01 Fujitsu Ltd キーボード入力及びペン入力可能な情報処理装置
CN2531670Y (zh) * 2002-01-11 2003-01-22 张传耀 新型防盗钱包
TWI225599B (en) * 2002-12-10 2004-12-21 Quanta Comp Inc Personal digital assistant
WO2007037760A1 (fr) * 2005-09-30 2007-04-05 Olympus Technologies Singapore Pte Ltd Appareil de traitement electronique portatif et procede d'exploitation de l'appareil
CN200944225Y (zh) * 2006-09-11 2007-09-05 海信集团有限公司 带有手写笔拔插装置的触摸屏

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102004566A (zh) * 2010-11-30 2011-04-06 汉王科技股份有限公司 电磁手写设备

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