CN101154765B - Electronic apparatus and timepiece - Google Patents
Electronic apparatus and timepiece Download PDFInfo
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- CN101154765B CN101154765B CN2007101630291A CN200710163029A CN101154765B CN 101154765 B CN101154765 B CN 101154765B CN 2007101630291 A CN2007101630291 A CN 2007101630291A CN 200710163029 A CN200710163029 A CN 200710163029A CN 101154765 B CN101154765 B CN 101154765B
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Abstract
In an antenna device of a wristwatch, a pair of external magnetic members each attached to a respective one of both ends of a magnetic core effectively collects the magnetic flux of a standard time and frequency signal. The collected magnetic flux passes through the core around which a coil is wound, thereby inducing an electromotive force and hence improving the reception accuracy of the signal. The pair of external magnetic members screens out undesirable external magnetism which would otherwise influence motors that drive a hand shaft and hands, thereby achieving accurate hand driving and improving the high watch accuracy.
Description
Technical field
The present invention relates to the electronic instrument of electric wave receiving function and according to the electronic watch of standard wave correction time.
Background technology
A kind of as electronic instrument, known have receive standard wave that comprises temporal information and the electronic watch of revising present time automatically.In such electronic watch, be widely used in antenna assembly by the coil of having reeled on the iron core that constitutes as the amorphous metal of magnetic material and ferrite etc. as the antenna assembly of acceptance criteria electric wave.
On the other hand, with the clock and watch of Motor Drive pointer the time, often, make the precise decreasing of clock and watch because clock and watch are controlled unwanted outside magnetic force to the influence of pointer driving and generating.Therefore, seek to keep the clock and watch precision through the anti-magnetic sheet that the outside magnetic force of blocking-up is set in the clock and watch housing.In order to keep the clock and watch precision, so antimagnetic countermeasure drives and has the electronic watch of constructing equally with common clock and watch for pointer also is necessary.
, electronic watch is owing to the standard wave that comprises temporal information through reception, from this electric wave take-off time information; Obtain correct time and demonstration; Thereby, during in order to block outside magnetic force if with devices such as anti-magnetic sheet covering motor, in the future; It is difficult that the acceptance criteria electric wave becomes, and its receptivity might descend.
Therefore; Proposed the scheme of an invention in the past, this invention covers devices such as motor with anti-magnetic sheet, on the other hand; Through on this anti-magnetic sheet, opening being set; The coil coiling portion of the magnetic of antenna assembly is exposed from this opening, prevent the decline (for example, with reference to TOHKEMY 2004-294258 communique) of receptivity thus.
But; If invention according to the record of TOHKEMY 2004-294258 communique; Owing to be at anti-magnetic sheet opening to be set, the coil coiling portion of magnetic that makes antenna assembly equals the scope with the broadness of anti-magnetic sheet covering clock and watch housing from the structure that this opening exposes; If compare with the situation that covers the coil coiling portion of antenna assembly with anti-magnetic sheet; Though how much improve receiving sensitivity, because of the existence of preventing magnetic sheet has limited the focusing of magnetic flux to antenna assembly, the raising of such receiving sensitivity is futureless.
Summary of the invention
The present invention proposes in view of the above problems, and its objective is provides a kind of electronic instrument and electronic watch that has the effect of the unwanted outside magnetic force of shielding and can realize improving the reception precision of electric wave.
Electronic instrument of the present invention possesses in apparatus subject: at least one motor M1～M3; Have magnetic and be wound on the antenna assembly of the coil on this magnetic; It is characterized in that; Above-mentioned magnetic has the coil coiling portion that is wound with above-mentioned coil and as not reeling the part of above-mentioned coil and respectively from the outstanding non-coiling of the coil portion in two ends of above-mentioned coil coiling portion, and at least one has the ledge that when above-mentioned motor is shielded outside magnetic force, makes from the flux concentrating of the electric wave of outside in the non-coiling of above-mentioned each coil portion.
Electronic watch of the present invention possesses: simulated pointer mechanism; Drive the motor M1～M4 of this simulated pointer mechanism; Have iron core that constitutes by magnetic material and the antenna assembly that is wound on the coil on this iron core; It is characterized in that said antenna device has the external magnetic gonosome, this external magnetic gonosome has the collection magnetic portion that makes with the magnetic-coupled coupling part in the end of above-mentioned iron core with in to the magnetic force of above-mentioned motor shielding from the outside from the flux concentrating of the electric wave of outside.
Description of drawings
Here assemble and form the accompanying drawing of a specification part and represent the preferred forms that the present invention is present, above-mentioned record and following preferred forms help to explain principle of the present invention together.
Fig. 1 is the front view of the execution mode 1 of the expression wrist-watch that adopts electronic instrument of the present invention.
Fig. 2 is the exploded perspective view of the wrist-watch of Fig. 1.
Fig. 3 is the cutaway view of seeing along the direction of the III-III line of Fig. 1.
Fig. 4 is the vertical view of the interior antenna assembly of the wrist-watch of presentation graphs 1.
Fig. 5 is the end view of the antenna assembly of presentation graphs 4.
Fig. 6 is the calcspar of functional structure of the wrist-watch of presentation graphs 1.
Fig. 7 is the vertical view of antenna assembly of the variation 1 of expression execution mode 1 of the present invention.
Fig. 8 A is the end view of the antenna assembly of presentation graphs 7.
Fig. 8 B is the stereogram of the antenna assembly of Fig. 8 A.
Fig. 9 A is the key diagram unshakable in one's determination of variation of the antenna assembly of presentation graphs 1.
Fig. 9 B is the stereogram of antenna assembly of the variation of Fig. 9 A.
Figure 10 is the front view of the wrist-watch of expression execution mode 2 of the present invention.
Figure 11 is the cutaway view of seeing along the direction of the XI-XI line of Figure 10.
Figure 12 is the vertical view of the interior antenna assembly of the wrist-watch of expression Figure 10.
Figure 13 is the vertical view of variation 1 of the antenna assembly of expression Figure 10.
Figure 14 is the vertical view of variation 2 of the antenna assembly of expression Figure 10.
Embodiment
Below, use description of drawings practical implementation style of the present invention.Identical reference number part like the representation class in whole accompanying drawings.
Execution mode 1
Like Fig. 1, shown in Figure 3, wrist-watch 100 has apparatus subject 2, at the both ends up and down of this apparatus subject 2, promptly at 12 o'clock direction side ends and 6 o'clock direction side ends watchband B is installed.
In addition, the peripheral part at apparatus subject 2 is provided with the switch 3 that is used to indicate the various functions of carrying out wrist-watch 100.
Extremely shown in Figure 3 like Fig. 1; Apparatus subject 2 has the watch shell 10 that the tubular cabinet by the metal of titanium or stainless steel and so on constitutes; Watch crystal 12 as the top closure member of the upper opening through these watch shells 10 of seal 13 sealing; The literal dish 21 of setting below watch crystal 12 is by constituting with watch shell 10 same materials and through the bottom 14 of O shape ring 15 as the bottom closure member of the lower openings of these watch shells 10 of sealing.
The antenna assembly 30 of acceptance criteria electric wave in the inside folding and unfolding of watch shell 10; Simulated pointer mechanism 40; Drive motor M1, M2, the M3 (Fig. 4) of this simulated pointer mechanism 40; Be provided with and be connected with these and the printed circuit board (PCB) of the reception control circuit portion 600 of control antenna device 30 and simulated pointer mechanism 40, the frame 20 of the nonmagnetic synthetic resin of configuration below the literal dish 21 of interior these electronic components of dress is held the frame shell 11 of this frame 20 etc.This frame shell 11 is also by constituting with frame 20 identical materials.
Simulated pointer mechanism 40 has the needle pivot 1 that extends to its top from the axis hole that is formed on literal dish 2 central parts and the pointer 22 that is installed in hour hands and minute hand etc. on the needle pivot 1.Motor M1, M2, M3 respectively literal dish above the running of this pointer 22 through driving this simulated pointer mechanism 40.In addition; The printed circuit board (PCB) that is connected with simulated pointer mechanism 40; As shown in Figure 6, except reception control circuit portion 600, with the control IC of CPU etc. with oscillating circuit 720 is arranged and as the timing circuit portion 700 of the timing circuit that present time is carried out timing as the circuit key element.The also reception signal of detection antenna assembly 30 amplifies in reception control circuit portion 600, takes out and is included in the timing code in the standard wave.Control IC is according to the present time of the timing code correction timing circuit that is taken out by receiving circuit, and control simulated pointer mechanism 40 to represent corrected present time, makes the processing of pointer 22 runnings etc.
The structure of antenna assembly 30; Like Fig. 1 to Fig. 5; As shown in Figure 4 especially; Have bar-shaped unshakable in one's determination 31 as magnetic, be wound on the coil 32 on unshakable in one's determination 31, and make roughly semicircular pair of outer magnetic 33 with the thin plate that respectively an end is installed in unshakable in one's determination 31 both ends with the mode of relative needle pivot 1 balanced configuration.
Unshakable in one's determination 31 have winding line has the coil coiling 31a of portion of circle 32 and the part of non-winding line circle 32.In addition, unshakable in one's determination 31 also have the outstanding non-coiling 31b of portion of coil from the two ends of the coil coiling 31a of portion respectively.This iron core 31, for example, the laminate core that cascades as a plurality of film like magnetics that will be made up of the magnetic material of ferrite or noncrystal, permalloy (registered trade mark) etc. forms.
Pair of outer magnetic 33 have on frame of being fixed on 20 respectively and the screw 34 that is used as magnetic connecting member with an end and unshakable in one's determination 31 the coil magnetic-coupled coupling part 33b of the non-coiling 31b of portion and to the motor shielding from the magnetic force of outside and make the collection magnetic 33a of portion from the flux concentrating of the electric wave of outside.The external magnetic gonosome 33 of a pair of thin plate is by constituting with 31 identical magnetic materials unshakable in one's determination.In addition, below pair of outer magnetic 33, in frame 20, dispose two motor M2, M3 (Fig. 4) respectively.
In addition, between pair of outer magnetic 33, above motor M1, possess the thin plate that constitutes by magnetic material on the top of frame 20 with stable status and make rectangular-shaped anti-magnetic sheet 35 with permeability lower than external magnetic gonosome 33.Because the existence of non magnetic 20a of frame 20, pair of outer magnetic 33 utilize the mutual Magnetic Isolation of implementation space non-contiguously of non magnetic 20a of frame 20.In addition, between pair of outer magnetic 33 and anti-magnetic sheet 35, be provided with the gap of the horizontal direction that does not have the magnetic degree of coupling each other, external magnetic gonosome 33 is also realized Magnetic Isolation with anti-magnetic sheet 35.
Fig. 6 is the calcspar of the electronic circuit of expression wrist-watch 100.According to this figure, the structure of wrist-watch 100 has CPU101, input part 200, display part 300, ROM400, RAM500, reception control circuit portion 600, timing circuit portion 700 and oscillating circuit portion 720.
CPU101 reads the program that is stored in the ROM400 and launches at RAM500 according to predetermined timing or from the operation signal of input part 200 inputs, according to this program the each several part that constitutes wrist-watch 100 is indicated the transmission with data.Specifically; For example; In each scheduled time control reception control circuit portion 600; Carrying out the reception of standard wave, is that the basis is carried out the processing revised by the present time data of 700 timing of timing circuit portion and carried out the present time by 700 timing of timing circuit portion is presented at the processing etc. of display part 300 to receive signal.
ROM400 storing about the system program of wrist-watch 100 and application program, realize program that this execution mode is used and data etc.
RAM500 uses as the operating area of CPU101, program and data that temporary transient storage is read from ROM400, the data of being handled by CPU101 etc.
Reception control circuit portion 600 removes the unwanted frequency composition from the reception signal of antenna assembly 30, takes out the predetermined frequencies signal, is transformed to the signal of telecommunication that should frequency signal and outputs to CPU101.
700 pairs of clock pulse signals from 720 outputs of oscillating circuit portion of timing circuit portion are counted, and present time is carried out timing, toward CPU101 output present time data.Oscillating circuit portion 720 is circuit of often exporting the clock signal of certain frequency.
The effect of the antenna assembly 30 of this execution mode then, is described.
In antenna assembly 30, external magnetic gonosome 33 carries out the magnetic coupling with the non-coiling 31b of portion of coil that forms at unshakable in one's determination 31 both ends, and extends widely in unshakable in one's determination 31 both end sides.Therefore, this external magnetic gonosome 33 makes the flux concentrating of standard wave, and the magnetic flux of the standard wave of having concentrated is then through in unshakable in one's determination 31, because pass through of this magnetic flux and at coil 32 generation induced electromotive forces.The acceptance criteria electric wave through detecting this induced electromotive force.On the other hand, external magnetic gonosome 33 so external magnetic gonosome 33 plays a role as anti-magnetic sheet, utilizes the magnetic force of these external magnetic gonosome 33 shieldings from the outside owing to cover the face side of motor M2, M3, and outside magnetic force is difficult to arrive motor M2, M3.Therefore, can reduce of the influence of outside magnetic force to motor M2, M3.
And anti-magnetic sheet 35 is owing to cover the face side of motor M1, thereby anti-magnetic sheet capable of using 35 shieldings are from the magnetic force of outside, and outside magnetic force is difficult to arrive motor M1.Therefore, can reduce of the influence of outside magnetic force to motor M1.
If adopt aforesaid execution mode; The pair of outer magnetic 33 that unshakable in one's determination 31 both ends have; Concentrate well owing to the magnetic that attracts standard wave makes it, and can catch well and pass unshakable in one's determination 31 magnetic flux, so can improve receiving sensitivity, the reception precision of standard wave.In addition, external magnetic gonosome 33 because outside magnetic force is difficult to arrive motor M2, M3, so can reduce the influence of outside magnetic force to motor M2, M3, can improve the precision of timing through the magnetic force of shielding from the outside.
In addition, cover the anti-magnetic sheet 35 that external magnetic gonosome 33 is refused the motor M1 of coverage,, can improve the precision of timing so can reduce of the influence of outside magnetic force to motor M1 owing to have.
Thereby, when the wrist-watch 100 with this antenna assembly 30 has the effect of the unwanted outside magnetic force of shielding, also can improve the reception precision of standard wave, can keep the precision of good table.
Variation
Then, with regard to the variation of execution mode 1 of the present invention, main only explanation and execution mode 1 different portions.
As shown in Figure 7, frame 20 has motor M1～M4, antenna assembly 50 and anti-magnetic sheet 55.Motor M1～M4 is used to drive simulated pointer mechanism 40.
The structure of antenna assembly 50 shown in Fig. 7, Fig. 8 A, Fig. 8 B, has magnetic 51 and is wound on the coil 52 on the magnetic 51.Magnetic 51 has the coil coiling 51a of portion that is wound with coil 52 and as the part of coil 52 and the outstanding non-coiling 51b of portion of coil from the two ends of the coil coiling 51a of portion respectively of not reeling.The non-coiling of this coil 51b of portion integral body has the ledge of concentrating from the rabbit ear shape (by constituting with magnetic 51 same materials) of the magnetic flux of the electric wave of outside 53.The ledge 53 in left side and is made the outside magnetic force that shielding exerts an influence to the motor M4 that below it, disposes also in frame 20.The front of ledge 53 forms thin tabular than the coil coiling 51a of portion.
In addition, between pair of protruding portions 53, possesses the laminal anti-magnetic sheet 55 that roughly is the T font that constitutes by magnetic material with permeability lower than this ledge 53.Below this anti-magnetic sheet 55, in frame 20, dispose motor M1～M3.In addition, between pair of protruding portions 53 and anti-magnetic sheet 55.Be provided with the gap of the horizontal direction that does not have the magnetic degree of coupling each other, ledge 53 and anti-magnetic sheet 55 are by Magnetic Isolation.
And; Antenna assembly 50 is made; The ledge 53 of magnetic 51 makes the flux concentrating of standard wave suitably, and makes the coil coiling portion 51a of the magnetic flux of the standard wave that this ledge 53 concentrates through magnetic 51, because passing through of this magnetic flux and on coil 52, produce induced electromotive force.Come the acceptance criteria electric wave through detecting this induced electromotive force.
Especially; Owing to cover the face side of motor M4 as the ledge 53 on the left side of the non-coiling 51b of portion of coil; Ledge 53 plays a role as anti-magnetic sheet, owing to utilize the magnetic force of these ledge 53 shieldings from the outside, outside magnetic force is difficult to arrive motor M4.Therefore, can reduce of the influence of outside magnetic force to motor M4.Equally, because anti-magnetic sheet 55 covers the face side of motor M1～M3, utilize the magnetic force of these anti-magnetic sheet 55 shieldings from the outside, outside magnetic force is difficult to arrive motor M1～M3.Therefore, can reduce of the influence of outside magnetic force to motor M1～M3.
If use the antenna assembly 50 of this structure, can improve receiving sensitivity, the reception precision of standard wave.In addition, through the ledge 53 and the magnetic force of anti-magnetic sheet 55 shieldings from the outside on the left side, outside magnetic force is difficult to arrive motor M4, M1～M3, so can reduce the influence of outside magnetic force to motor M4, M1～M3, can improve the precision of table.
In addition, the shape of the antenna assembly of the variation of execution mode 1 does not limit above-mentioned execution mode.For example, shown in Fig. 9 A, Fig. 9 B, also can be to have the plane to see magnetic 61 that roughly is コ word shape and the antenna assembly 60 that constitutes at the coil 62 that the central part of this magnetic 61 is reeled.Shown in Fig. 9 A, magnetic 61 roughly a plurality of magnetic sheets 6 of コ word shape cascades.A plurality of magnetic sheets 6 are made its both ends of the lower layer side range upon range of along with entering and are shortened gradually, and the thickness of the ledge 63 of magnetic 61 both end sides is towards front and attenuation gradually.The antenna assembly 60 of this structure also can improve receiving sensitivity, the reception precision of standard wave.
Then, about execution mode 2 of the present invention, mainly to describing with execution mode 1 different portions.
Like Figure 10, shown in Figure 11, wrist-watch 200 has table main body 2, at the both ends up and down of this table main body 2 watchband B is installed.
Shown in figure 11, table main body 2 has the watch shell 10 that is tubular cabinet, as this watch shell of sealing
The watch crystal 12 of the top closure member of 10 upper opening, the literary composition of setting below this watch crystal 12
The inside folding and unfolding of watch shell 10 has the antenna assembly 70 of acceptance criteria electric wave; Simulated pointer mechanism 40; Drive the motor M of this simulated pointer mechanism 40; Be provided be connected with these and the reception control circuit portion 600 of control antenna device 70 and simulated pointer mechanism 40 and as the printed circuit board (PCB) of other key element of putting down in writing of enforcement mode 1 grade, be provided with the frame 20 of these electronic components, held the frame shell 11 of this frame 20 etc.And, above this frame 20, be provided with literal dish 21.Frame 20 is with antenna assembly 70, simulated pointer mechanism 40, and motor M etc. is fixed on the housing in the table main body 2, is formed by nonmagnetic substance.
To shown in Figure 12, the structure of antenna assembly 70 does like Figure 10, has the iron core 71 as magnetic, is wound on the coil 72 on unshakable in one's determination 71, the roughly semicircular first external magnetic gonosome 73 and the second external magnetic gonosome 74 that the both ends unshakable in one's determination 71 form separately.
Unshakable in one's determination 71 have the coil coiling 71a of portion that is wound with coil 72 and as the part of coil 72 and the outstanding non-coiling 71b of portion of coil from the two ends of the coil coiling 71a of portion respectively of not reeling.This iron core 71 is to be made up of same material with the unshakable in one's determination identical shaped of execution mode 1.
In the central authorities of its string shape portion 732 semicircular central spud 73c is arranged with the roughly semicircular first external magnetic gonosome 73 that the string shape portion 732 of frame at the two ends of this pars arcuata 731 constitutes by expanding into arciform pars arcuata 731, this central spud 73c makes the outside magnetic force that shielding exerts an influence to the motor M in its following configuration.In addition, the first external magnetic gonosome 73 utilizes the screw 75 as the magnetic connecting elements to be connected with the non-coiling of the coil of the 71 left ends unshakable in one's determination 71b of portion magnetic in the position of link 73b.Equally; Have semicircular central indentation 74c with the roughly semicircular second external magnetic gonosome 74 that the string shape portion 742 of frame at the two ends of this pars arcuata 741 constitutes in the central authorities of its string shape portion 742 by expanding into arciform pars arcuata 741; This central indentation 74c has the shape of a central spud 73c part of accepting the first external magnetic gonosome 73; In the position of link 73b, utilize screw 75 to be connected with the non-coiling of the coil of the 71 right-hand members unshakable in one's determination 71b of portion magnetic as the magnetic connecting elements.The first external magnetic gonosome 73 and the second external magnetic gonosome 74 are made up of external magnetic gonosome 33 identical materials with the 1st execution mode, have identical functions, and have the collection magnetic 73a of portion, the 74a that makes the flux concentrating that receives electric wave.
And because the existence of non magnetic 20a of frame 20, the first external magnetic gonosome 73 is spatially separated by magnetic with the second external magnetic gonosome 74.
The antenna assembly 70 of this structure also can improve receiving sensitivity, the reception precision of standard wave.In addition, the first external magnetic gonosome 73 is through the magnetic force of shielding from the outside, because outside magnetic force is difficult to arrive motor M1, so can reduce the influence of outside magnetic force to motor M1, can improve the precision of table.Thereby the wrist-watch 200 with this antenna assembly 70 has the effect of the unwanted outside magnetic force of shielding, can improve the reception precision of standard wave simultaneously, can keep the precision of good table.
Variation 2-1
Then, about the variation 2-1 of the execution mode 2 of Figure 12 of the present invention, main only explanation and execution mode 2 different portions.
Shown in figure 13, frame 20 disposes motor M1～M3 below the first external magnetic gonosome 73.In addition, below the second external magnetic gonosome 74, dispose motor M4.
Like this; The first external magnetic gonosome 73 of antenna assembly 70 and the second external magnetic gonosome 74 are through sharing the magnetic force of shielding from the outside; Outside magnetic force then is difficult to arrive a plurality of motor M1～M4, so can reduce the influence of outside magnetic force to each motor M1～M4, can improve the precision of table.
Variation 2-2
Then, about the variation 2-2 of execution mode of the present invention, main only explanation and variation 2-1 different portions.
Shown in figure 14, have motor M1～M4 and antenna assembly 80 on the frame 2.
Shown in figure 14, the structure of antenna assembly 80 is to have magnetic 81 and be wound on the coil 82 on this magnetic 81.Magnetic 81 has the coil coiling 81a of portion that is wound with coil 82 and as the part of coil 82 and the outstanding non-coiling 81b of portion of coil from the two ends of the coil coiling 81a of portion respectively of not reeling.In addition, magnetic 81 has by the ledge 83,84 of concentrating of constituting of the non-coiling of the coil 81b of portion integral body from the rabbit ear shape size of the magnetic flux of outside electric wave.Big ledge 83 is covered with motor M1～M4, with the outside magnetic force of screening effect motor M1～M4.Magnetic 81 is made up of iron core 71 identical materials with variation 2-1 with ledge 83,84.
The antenna assembly 80 of this variation also can improve receiving sensitivity, the reception precision of standard wave.In addition, ledge 83 so can reduce the influence of outside magnetic force to motor M1～M4, can improve the precision of table owing to make outside magnetic force be difficult to arrive motor M1～M4 through the magnetic force that shields from the outside.
Below, the main points of execution mode and variation are described.
The structure and the effect of execution mode of the present invention and variation are summarized as follows:
As above; This execution mode is in apparatus subject; Possessing at least one motor and having magnetic and be wound in the electronic instrument of antenna assembly of the coil on this magnetic; It is characterized in that; Above-mentioned magnetic has the coil coiling portion that is wound with above-mentioned coil and as not reeling the part of above-mentioned coil and respectively from the outstanding non-coiling of the coil portion in two ends of above-mentioned coil coiling portion, and at least one side has above-mentioned motor is shielded outside magnetic force and makes the ledge from the electric wave flux concentrating of outside in the non-coiling of above-mentioned each coil portion.
If use this execution mode; In the part of the coil of not reeling of the magnetic of the antenna assembly that electronic instrument had; Respectively from least one side of the outstanding non-coiling of the coil portion in the two ends of the coil coiling portion that is wound with coil, shield outside magnetic force and make ledge owing to have at least one motor that electronic instrument is had from the flux concentrating of the electric wave of outside, thereby; Shield unwanted outside magnetic force through this ledge; Because outside magnetic force is difficult to arrive motor, so can reduce the influence of outside magnetic force to motor, can improve accuracy of instrument.In addition, ledge is concentrated through the magnetic flux and the appropriateness that attract standard wave etc., catches the magnetic flux of the coil coiling portion of passing magnetic well, thus the receiving sensitivity that can improve its electric wave with receive precision.
At this moment, it is characterized in that above-mentioned ledge is made up of the non-coiling of above-mentioned coil portion integral body.
Another execution mode is in apparatus subject; Has at least one motor and by having constitute by the magnetic material that two ends are arranged unshakable in one's determination and being wound in the electronic instrument of antenna assembly of the coil on this iron core; It is characterized in that; At least one end of above-mentioned iron core has the external magnetic gonosome, this external magnetic gonosome have with the magnetic-coupled coupling part in end and to the shielding of above-mentioned motor from the magnetic force of outside and make collection magnetic portion from the flux concentrating of the electric wave of outside.
If use this execution mode; The external magnetic gonosome that has in the end of the iron core of the antenna assembly that electronic instrument had; Because the motor that electronic instrument is had shields outside magnetic force and makes the flux concentrating from the electric wave of outside; Because shielding unwanted outside magnetic force through the external magnetic gonosome makes outside magnetic force be difficult to arrive motor, so can reduce the influence of outside magnetic force to motor, can improve accuracy of instrument.In addition, the magnetic flux of external magnetic gonosome through attracting standard wave etc. is and moderately concentrated, and good the seizure passed magnetic flux unshakable in one's determination, thus the receiving sensitivity that can improve electric wave with receive precision.
At this moment, it is characterized in that the said external magnetic is individually formed from the end of above-mentioned iron core in addition.And, it is characterized in that having above-mentioned motor and said antenna device are fixed on the frame in the above-mentioned apparatus subject, have the said external magnetic on the top of this frame.
The characteristic of this execution mode is that when the external magnetic gonosome was contained in the both ends of above-mentioned iron core, above-mentioned frame had the non magnetic portion of above-mentioned two the external magnetic gonosomes of Magnetic Isolation spatially.
In this embodiment, it is characterized in that above-mentioned apparatus subject has the tubular cabinet of the above-mentioned frame of folding and unfolding, the top closure member of the upper opening of sealing framework seals the bottom closure member of the lower openings of above-mentioned framework; The said external magnetic is configured between above-mentioned motor and the above-mentioned top closure member.
Additional features is that in above-mentioned coupling part, above-mentioned iron core utilizes magnetic connecting member to be connected with the said external magnetic.
It is characterized in that having the external magnetic gonosome at the both ends of above-mentioned iron core, and the quantity of an above-mentioned motor is when being majority, above-mentioned each external magnetic gonosome is shared and to the magnetic force of corresponding each motor shielding from the outside.
In addition, it is characterized in that except that above-mentioned motor, having other motor, also have above-mentioned other motor shielding from the anti-magnetic sheet of the magnetic force of outside.
In addition; It is characterized in that, when having the said external magnetic, except that above-mentioned motor at the both ends of above-mentioned iron core; The motor that between above-mentioned two external magnetic gonosomes, has other also has above-mentioned other motor shielding from the anti-magnetic sheet of the magnetic force of outside.
Have again; An execution mode is to have simulated pointer mechanism; Drive the motor of this simulated pointer mechanism, have in the electronic watch of iron core that constitutes by magnetic material and the antenna assembly that is wound on the coil on this iron core, it is characterized in that; Said antenna device has the external magnetic gonosome, this external magnetic gonosome have with the magnetic-coupled coupling part in the end of above-mentioned iron core and to the shielding of above-mentioned motor from the outside magnetic force of outside and make collection magnetic portion from the flux concentrating of the electric wave of outside.
If use this execution mode; The external magnetic gonosome that has in the end of the iron core of the antenna assembly that electronic watch had; Because the motor to driving the simulated pointer mechanism that electronic instrument had shields outside magnetic force, and makes the flux concentrating from the electric wave of outside, make outside magnetic force be difficult to arrive motor owing to shield unwanted outside magnetic force through this external magnetic gonosome; So can reduce of the influence of outside magnetic force, can improve the accuracy of instrument of electronic watch to motor.In addition, the external magnetic gonosome through attracting standard wave etc. magnetic flux and its appropriateness is concentrated, catch well and pass magnetic flux unshakable in one's determination, thus the receiving sensitivity that can improve this electric wave with receive precision.
In addition; In above execution mode; Though utilize nonmagnetic substance to form frame, the present invention does not limit this point, also can make and in the frame of nonmagnetic substance, inlay formation and hoop formation magnetic material part; Or form the frame that constitutes by magnetic material and nonmagnetic substance, also can utilize this magnetic material part as the external magnetic gonosome.
In addition, in above execution mode, though, can both be suitable for the present invention so long as have the electronic instrument of electric wave receiving function as the for example clear electronic watch of electronic instrument as electronic watch.For example, as electronic instrument can enumerate portable phone and radio receiver, carry game machine, digital recording phonograph etc.
In not exceeding aim widely of the present invention and protection range, can obtain various variation.The purpose of above-mentioned execution mode and variation is to illustrate meaning the present invention, rather than restriction the present invention.Protection scope of the present invention is represented by above-mentioned execution mode and variation; Not equal to the claim by additional is represented, all should regard as within the scope of the present invention in the various changes that the meaning scope of claim scope of the present invention and equivalent thereof is made.
Claims (10)
1. an electronic instrument (100,200) possesses in apparatus subject (2): at least one motor (M1～M3) has magnetic (51,61,81) and is wound on the antenna assembly (50,60,80) of the coil (52,62,82) on this magnetic, it is characterized in that,
Above-mentioned magnetic has the coil coiling portion (51a, 61a, 81a) that is wound with above-mentioned coil and as not reeling the part of above-mentioned coil and respectively from the outstanding non-coiling of the coil portion (51b, 61b, 81b) in two ends of above-mentioned coil coiling portion,
At least one has and is covering above-mentioned at least one motor (M4), above-mentioned motor shielding is made the ledge (53,63,83,84) that produces induced electromotive force from the flux concentrating of the electric wave of the outside of above-mentioned apparatus subject and through above-mentioned coil coiling portion (51a) and at above-mentioned coil (52) in the outside magnetic force that the outside of above-mentioned apparatus subject is invaded in the non-coiling of above-mentioned each coil portion
Above-mentioned ledge forms by the non-coiling of above-mentioned coil portion is whole.
2. an electronic instrument (100,200); In apparatus subject (2), possess: at least one motor (M, M1～M4); Have the iron core (31,71) that constitutes by the magnetic material that both ends are arranged and be wound on the antenna assembly (30,70) of the coil (32,72) on this iron core, it is characterized in that
At least one end in the both ends of above-mentioned iron core possesses external magnetic gonosome (33; 73); This external magnetic gonosome (33; 73) have and the magnetic-coupled coupling part (33b in this at least one end; 73b) and covering above-mentioned at least one motor (M; M1-M4); Make from the flux concentrating of the electric wave of the outside of above-mentioned apparatus subject in the time of outside magnetic force that the shielding of above-mentioned motor is invaded from the outside of above-mentioned apparatus subject and be directed to above-mentioned coil (32) and produce (the 33a of collection magnetic portion of induced electromotive force at this coil (32); 73a)
The said external magnetic is individually formed with respect to above-mentioned at least one end in addition.
3. like the electronic instrument of claim 2 record, it is characterized in that,
Have above-mentioned motor and said antenna device be fixed on the frame (20) in the above-mentioned apparatus subject,
Has the said external magnetic on the top of above-mentioned frame.
4. like the electronic instrument of claim 3 record, it is characterized in that,
Both sides at the both ends of above-mentioned iron core have a said external magnetic (33,33 respectively; 73,73), on the top of above-mentioned frame and between a pair of said external magnetic, have and make above-mentioned pair of outer magnetic realize non magnetic (20a) of Magnetic Isolation each other non-contiguously.
5. like the electronic instrument of claim 3 record, it is characterized in that above-mentioned apparatus subject has:
The watch shell of the tubular of the above-mentioned frame of folding and unfolding (10),
Seal the watch crystal (12) of the upper opening of this watch shell, and
Seal the bottom (14) of the lower openings of above-mentioned watch shell;
The said external magnetic is configured between above-mentioned motor and the above-mentioned watch crystal.
6. like the electronic instrument of claim 2 record, it is characterized in that,
At above-mentioned coupling part, above-mentioned iron core is connected with magnetic connecting elements (34,75) with the said external magnetic.
7. like the electronic instrument of claim 3 record, it is characterized in that,
Both sides at the both ends of above-mentioned iron core have a said external magnetic (33,33 respectively; 73,73), and above-mentioned at least one motor (M1～M4) constitutes, and a pair of said external magnetic is shared and shield from the outside of the above-mentioned apparatus subject outside magnetic force to above-mentioned a plurality of motor intrusions by a plurality of motor.
8. like the electronic instrument of claim 7 record, it is characterized in that,
The motor (M1) that except above-mentioned a plurality of motor, also has other,
Also has the anti-magnetic sheet (35) that above-mentioned other motor is shielded outside magnetic force.
9. like the electronic instrument of claim 8 record, it is characterized in that,
Both sides at the both ends of above-mentioned iron core have a said external magnetic (33 respectively; 33); Between above-mentioned pair of outer magnetic, be provided with above-mentioned other motor (M1), also have the anti-magnetic sheet (35) of the outside magnetic force that above-mentioned other motor shielding is invaded from the outside of above-mentioned apparatus subject.
10. an electronic watch (100); Possess: simulated pointer mechanism (40), (M1～M4) has the iron core (31) that is made up of magnetic material and is wound on the antenna assembly (30) of the coil (32) on this iron core to drive at least one motor of this simulated pointer mechanism; It is characterized in that
At least one end in the both ends of above-mentioned iron core has external magnetic gonosome (33; 73); This external magnetic gonosome (33; 73) have and the magnetic-coupled coupling part (33b in this at least one end; 73b) and covering above-mentioned at least one motor (M1～M4); Make from the flux concentrating of the electric wave of the outside of above-mentioned apparatus subject in the time of outside magnetic force that the shielding of above-mentioned motor is invaded from the outside of above-mentioned apparatus subject and be directed to above-mentioned coil (32) and produce (the 33a of collection magnetic portion of induced electromotive force at this coil (32); 73a)
The said external magnetic is individually formed with respect to above-mentioned at least one end in addition.
Applications Claiming Priority (9)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2006267790 | 2006-09-29 | ||
| JP2006267790A JP5055924B2 (en) | 2006-09-29 | 2006-09-29 | ANTENNA DEVICE AND ELECTRONIC DEVICE |
| JP2006-267790 | 2006-09-29 | ||
| JP2006354401 | 2006-12-28 | ||
| JP2006354401A JP4735536B2 (en) | 2006-12-28 | 2006-12-28 | Electronics |
| JP2006-354401 | 2006-12-28 | ||
| JP2007170527 | 2007-06-28 | ||
| JP2007170527A JP4952398B2 (en) | 2007-06-28 | 2007-06-28 | Electronics |
| JP2007-170527 | 2007-06-28 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101154765A CN101154765A (en) | 2008-04-02 |
| CN101154765B true CN101154765B (en) | 2012-07-25 |
Family
ID=39256279
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2007101630291A Active CN101154765B (en) | 2006-09-29 | 2007-09-28 | Electronic apparatus and timepiece |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP5055924B2 (en) |
| CN (1) | CN101154765B (en) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5002294B2 (en) * | 2006-03-24 | 2012-08-15 | シチズンホールディングス株式会社 | Radio correction watch antenna |
| JP5061618B2 (en) * | 2007-01-18 | 2012-10-31 | カシオ計算機株式会社 | Method for manufacturing antenna device |
| EP2133761B1 (en) * | 2007-03-05 | 2012-09-19 | Citizen Holdings Co., Ltd. | Radio wave correction clock and its assembling method |
| JP5118429B2 (en) * | 2007-09-21 | 2013-01-16 | シチズン時計株式会社 | Radio correction clock |
| JP5228608B2 (en) * | 2008-05-07 | 2013-07-03 | セイコーエプソン株式会社 | Electronic clock with built-in antenna |
| US9785124B2 (en) * | 2012-09-24 | 2017-10-10 | Seiko Epson Corporation | Electronic timepiece with internal antenna |
| JP6724315B2 (en) * | 2015-09-07 | 2020-07-15 | カシオ計算機株式会社 | Electronic clock |
| DK3427339T3 (en) * | 2016-03-07 | 2020-12-07 | Sivantos Pte Ltd | ANTENNA |
| WO2018070128A1 (en) * | 2016-10-14 | 2018-04-19 | 株式会社村田製作所 | Antenna device, communication terminal apparatus and wristwatch with crown |
| JP6288403B1 (en) * | 2016-10-14 | 2018-03-07 | 株式会社村田製作所 | Antenna device, communication terminal device, and clock with crown |
| JP6493701B2 (en) * | 2017-02-14 | 2019-04-03 | カシオ計算機株式会社 | clock |
| JP6520970B2 (en) * | 2017-02-27 | 2019-05-29 | カシオ計算機株式会社 | Electronic device and watch |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE9111096U1 (en) * | 1991-09-07 | 1993-01-07 | Junghans Uhren GmbH, 7230 Schramberg | Radio clock movement |
| US6927739B2 (en) * | 2003-01-28 | 2005-08-09 | Casio Computer Co., Ltd. | Antenna and wristwatch equipped with antenna |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5039724Y1 (en) * | 1970-02-19 | 1975-11-14 | ||
| JPS54127363A (en) * | 1978-03-27 | 1979-10-03 | Seiko Instr & Electronics Ltd | Portable electronic watch |
| DE4407116A1 (en) * | 1994-03-04 | 1995-09-14 | Lacher Erich Uhren | Long wave ferrite antenna |
| EP2009518B1 (en) * | 2006-03-22 | 2018-01-03 | Citizen Watch Co., Ltd. | Antenna and radio receiver having the antenna |
| JP5002294B2 (en) * | 2006-03-24 | 2012-08-15 | シチズンホールディングス株式会社 | Radio correction watch antenna |
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2006
- 2006-09-29 JP JP2006267790A patent/JP5055924B2/en active Active
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2007
- 2007-09-28 CN CN2007101630291A patent/CN101154765B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE9111096U1 (en) * | 1991-09-07 | 1993-01-07 | Junghans Uhren GmbH, 7230 Schramberg | Radio clock movement |
| US6927739B2 (en) * | 2003-01-28 | 2005-08-09 | Casio Computer Co., Ltd. | Antenna and wristwatch equipped with antenna |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101154765A (en) | 2008-04-02 |
| JP2008089332A (en) | 2008-04-17 |
| JP5055924B2 (en) | 2012-10-24 |
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