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Analog electronic timepiece

一种电子表、指针的技术,应用在模拟电子表领域,能够解决妨碍用户舒适的利用等问题

Active Publication Date: 2014-08-06
CASIO COMPUTER CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

That is, the time required for the pointer movement of the magnetic field measurement and the magnetic field display varies irregularly, so that the pointer movement for the time display cannot be performed at the correct timing, or on the contrary, the time interval for the magnetic field measurement is inappropriately opened, and I disturb the comfortable use of the user

Method used

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  • Analog electronic timepiece
  • Analog electronic timepiece
  • Analog electronic timepiece

Examples

Experimental program
Comparison scheme
Effect test

no. 1 approach

[0019] figure 1 It is a block diagram showing the internal structure of the analog electronic timepiece 1 according to the first embodiment of the present invention.

[0020] The analog electronic watch 1 of the present embodiment is a portable electronic watch capable of independently moving three hands, and is not particularly limited, but is, for example, an electronic watch provided with a band for wearing on the wrist. This analog electronic timepiece 1 includes an hour hand 51 , a parallel motor 71 for driving the hour hand 51 through a gear mechanism 61 , a minute hand 52 , a stepping motor 72 for driving the minute hand 52 through a gear mechanism 62 , a second hand 53 , and a parallel motor for driving the second hand 53 through a gear mechanism 63 . 73. Motor drive circuit 81, CPU (central processing unit) 31 (pointer control unit 310, timing control unit 311), ROM (read only memory) 32, RAM (random access memory) 33, oscillator circuit 34, frequency division circuit...

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PUM

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Abstract

An analog electronic timepiece, including: a magnetic field measurement unit; a time counting unit; a plurality of hands; a hand control unit and a timing control unit, at least one of the plurality of hands is an individual drive hand capable of performing rotational motion independent of other hands throught the abovementioned hand control unit, the hand control unit indicates a predetermined direction of measurement data of the magnetic field measurement unit through a part of or an entire body of the abovementioned individual drive hand, the remaining hands of the plurality of hands servce as time hands to indicate the current time counted by the time counting unit at predetermined time intervals, and the abovementioned timing control unit executes the rotation of the time hands after stopping measurement of the magnetic field under a circumstance that the abovementioned time hands include hands such set that the abovementioned time interval is not up to predetermined set time, and the movement of the abovementioned time hands is delayed till the measurement of the magnetic field is over under a circumstance that the abovementioned time hands does not include such hands.

Description

technical field [0001] The invention relates to an analog electronic watch with the function of measuring the geomagnetic field. Background technique [0002] At present, the following analog electronic watches exist, which can drive a plurality of stepping motors one by one, so that each corresponding pointer moves independently. In such an analog electronic timepiece, when a plurality of hands are used other than time display, or when the position of each hand for time display is greatly moved, the hands can be moved quickly. [0003] Among such analog electronic watches, there is a multifunctional electronic watch that has a function of measuring various physical quantities such as acceleration, magnetic field (earth magnetic field), air pressure, and temperature, and displaying information on the physical quantities. In this multifunctional electronic watch, in addition to the hour hand, minute hand, and second hand for displaying the time, one or more functional hands ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G04B47/06
CPCG04C3/143G04B47/065G04C3/146G04G21/02
Inventor 姜和穗
Owner CASIO COMPUTER CO LTD
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