EP1274150A1 - Montre-bracelet avec antenne - Google Patents

Montre-bracelet avec antenne Download PDF

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Publication number
EP1274150A1
EP1274150A1 EP01202593A EP01202593A EP1274150A1 EP 1274150 A1 EP1274150 A1 EP 1274150A1 EP 01202593 A EP01202593 A EP 01202593A EP 01202593 A EP01202593 A EP 01202593A EP 1274150 A1 EP1274150 A1 EP 1274150A1
Authority
EP
European Patent Office
Prior art keywords
antenna
electronic module
instrument according
instrument
housing
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.)
Withdrawn
Application number
EP01202593A
Other languages
German (de)
English (en)
French (fr)
Inventor
David Barras
Jean-Philippe Rebeaud
François Klopfenstein
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.)
ETA Manufacture Horlogere Suisse SA
Ebauchesfabrik ETA AG
Original Assignee
ETA Manufacture Horlogere Suisse SA
Ebauchesfabrik ETA AG
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 ETA Manufacture Horlogere Suisse SA, Ebauchesfabrik ETA AG filed Critical ETA Manufacture Horlogere Suisse SA
Priority to EP01202593A priority Critical patent/EP1274150A1/fr
Priority to PCT/EP2002/006669 priority patent/WO2003005484A1/en
Priority to DE60230515T priority patent/DE60230515D1/de
Priority to US10/571,198 priority patent/US20070041275A1/en
Priority to JP2003511340A priority patent/JP2004534239A/ja
Priority to CNB028134974A priority patent/CN1331272C/zh
Priority to EP02743215A priority patent/EP1407510B1/en
Priority to US10/478,659 priority patent/US6914564B2/en
Priority to JP2003511342A priority patent/JP4044898B2/ja
Priority to EP02764633A priority patent/EP1407513B1/fr
Priority to DE60202213T priority patent/DE60202213T2/de
Priority to CNB028134869A priority patent/CN100373696C/zh
Priority to PCT/EP2002/007494 priority patent/WO2003005486A1/fr
Publication of EP1274150A1 publication Critical patent/EP1274150A1/fr
Priority to US10/754,084 priority patent/US20040145975A1/en
Withdrawn legal-status Critical Current

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Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04G—ELECTRONIC TIME-PIECES
    • G04G21/00—Input or output devices integrated in time-pieces
    • G04G21/04—Input or output devices integrated in time-pieces using radio waves
    • G—PHYSICS
    • G04—HOROLOGY
    • G04R—RADIO-CONTROLLED TIME-PIECES
    • G04R60/00—Constructional details
    • G04R60/06—Antennas attached to or integrated in clock or watch bodies
    • G04R60/08—Antennas attached to or integrated in clock or watch bodies inside bezels
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/27—Adaptation for use in or on movable bodies
    • H01Q1/273—Adaptation for carrying or wearing by persons or animals
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q9/00—Electrically-short antennas having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements
    • H01Q9/04—Resonant antennas
    • H01Q9/0407—Substantially flat resonant element parallel to ground plane, e.g. patch antenna

Definitions

  • the present invention relates generally to an instrument portable electronics including in particular a receiving antenna and / or transmission of radio frequency signals.
  • the present invention relates more particularly a portable electronic instrument, preferably intended to be worn on a user's wrist, such as a wristwatch, including an antenna intended for the reception of navigation and positioning signals by satellites or GPS signals.
  • antennas for receiving and / or transmitting radio frequency signals include antennas for receiving and / or transmitting radio frequency signals.
  • One of these solutions consists, for example, in winding a dipole antenna inside a box consisting for example of a track printed on a flexible dielectric substrate.
  • this solution is however unsuitable to allow the realization of an instrument for receiving GPS signals.
  • This solution is also unsuitable if you want to make an instrument with a housing made of metallic material, this housing significantly disturbing the characteristics transmission and reception of the antenna.
  • the document EP 0 982 639 describes an electronic instrument intended to be worn on the wrist of a user, this instrument being equipped with a type antenna patch allowing in particular the reception of GPS signals.
  • Various variants of are presented in this document, the patch antenna being placed in each of these variants in the immediate vicinity of the display device.
  • a main object of the present invention is to provide an instrument portable electronics including an antenna for receiving and / or transmitting radio frequency signals, the construction of which makes it possible in particular to use them of metallic materials for the realization of the external covering of the instrument.
  • Another object of the present invention is to propose such a solution which provides robust antenna support while facilitating the assembly of various components of the instrument.
  • Yet another object of the present invention is to provide a solution which is more elegant from an aesthetic point of view and is more comfortable to wear than solutions of the prior art, in particular the solution described in the application EP 0 982 639 mentioned above.
  • a particular object of the present invention is further to facilitate connection from the antenna to the electronic module of the portable instrument.
  • the present invention thus relates to a portable electronic instrument, such as a wristwatch, the characteristics of which are set out in the independent claim 1.
  • the housing containing the electronic module, the device display as well as the electrical power supply source advantageously a covering body comprising a bottom and side walls, as well as a fitting element fitted on the covering body and supporting the ice cream.
  • the spectacle element supports, on an external face of this element, the antenna for receiving and / or transmitting radio frequency signals.
  • the antenna rests with great robustness on the housing and is as far away as possible from the electronic components located inside the instrument case.
  • the electrical connection of the antenna to the electronic module is however not made more complex. This solution allows in particular the production of an instrument having a case made of material metal, the antenna being disposed entirely outside of this housing.
  • the assembly of the instrument is further facilitated by the fact that the antenna may be previously arranged on the spectacle element, this element being disposed, last only, in the covering body.
  • Another advantage of the present invention in particular compared to the instrument described in application EP 0 982 639, resides in the fact that the case really plays the role of mechanical support and not only an aesthetic role.
  • the invention is inspired by proven watchmaking construction techniques ensuring great robustness to the whole.
  • the electronic instrument according to the invention has a compactness higher promoting comfort on the user's wrist.
  • the instrument comprises further an element forming a casing circle disposed between the element forming bezel and the back, the electronic module and the display device being arranged between the element forming a bezel and the element forming a casing circle.
  • a subset complete including the electronic module and the device display can easily be made beforehand and then last mounted on the bottom of the covering body.
  • the spectacle element and the element forming a socket circle are made integral with each other, for example by welding or gluing.
  • the antenna is an antenna allowing the reception of navigation and positioning signals by satellites.
  • This antenna is preferably a patch type antenna comprising an element radiant separated from a ground plane by a dielectric and electrically connected to the electronic module by an excitation conductor, the antenna ground plane resting on the outer face of the lens element and being connected electrically to the electronic module by a ground conductor.
  • the plan mass can advantageously be formed from a stamped metal plate comprising at least one foot folded out of the ground plane and directly connecting it to the electronic module, this foot forming the ground conductor of the antenna.
  • the assembly and the antenna connection although it is relatively far from the module electronic, is greatly facilitated.
  • the antenna layout is such that the various electronic components and electrical instrument are located substantially behind the ground plane of the antenna, this is an advantage in order to reduce interference with the antenna.
  • FIG. 1 shows a plan view of a portable electronic instrument according to the invention indicated generally by the reference numeral 1 and advantageously being in the form of a wristwatch.
  • This wristwatch 1 is notably equipped with an antenna 20 electrically connected to an electronic module (6 in FIG. 2) disposed inside the wristwatch.
  • this antenna 20 is intended to allow the reception of radiofrequency signals emitted by one or more distant emission sources. More particularly, this antenna is intended to allow the reception of positioning and navigation signals by satellites, such as GPS signals ( G lobal P ositioning S ystem) coming from the American system NAVSTAR or other positioning signals by satellites coming from systems analogues such as the Russian GLONASS system or the future European satellite positioning system GALILEO.
  • GPS signals G lobal P ositioning S ystem
  • the present invention is applicable to any type of instrument portable electronics comprising an antenna for receiving and / or transmitting radio frequency signals and is therefore not limited to the single application as GPS signal receiver.
  • Wristwatch 1 has a general appearance similar to a wristwatch conventional and comprises, in addition to the antenna 20, a designated housing overall by the reference numeral 2, a bracelet (not shown) attached to the case 2, a window 3 under which is disposed a display device 5 enclosed in the housing 2 (such as a liquid crystal display), and control members 12 to 16, namely five push-buttons placed one (16) at 6 o'clock and the other four (12 15) on the periphery of the housing 2.
  • FIG. 2 shows a sectional view of the wristwatch 1 illustrated in the figure 1 taken along the cutting line A-A 'parallel to the axis 6 am to 12 pm and passing through the center of the wristwatch.
  • Wrist watch 1 further includes, arranged inside the housing 2, an electronic module 6 including in particular a printed circuit 60, on which are mounted the various electronic and electrical components of the instrument, as well as a source supply 10 of electrical energy supplying in particular the electronic module 6 and the display device 5.
  • the power source 10 is consisting of a rechargeable battery placed in the bottom of the case 2.
  • This power source 10 could nevertheless consist of a conventional battery (in which case a battery door should preferably be provided at the bottom of the box to allow its exchange) or any other source likely to provide an adequate supply of electrical energy.
  • the display device 5 namely a liquid crystal display
  • the display device 5 is connected electrically to the electronic module 6 by a flexible connector 50.
  • a sheet light-emitting lamp designated by the reference numeral 56 is interposed between the display device 5 and the electronic module 6.
  • This electroluminescent sheet 56 is electrically connected to the electronic module 6 by a pair of connectors designated 57, only one of them being illustrated by way of explanation in FIG. 2.
  • Each of these connectors 57 comprises a lug and a contact spring.
  • the rechargeable battery is recharged by means of an inductive charging system well known to those skilled in the art.
  • the wristwatch 1 is equipped with a coil intended to be coupled to a coil external of an inductive charging device.
  • the arrangement of this charging coil inductive will be presented later with reference to Figures 3, 5, 5a and 5b.
  • the housing 2 comprises a covering body 4 having a bottom 4a and side walls 4b as well as a lens element 7 adjusted on the covering body 4a.
  • the bottom 4a and the side walls 4b are preferably made of a part, although it is possible to provide for two separate parts assembled to each other, and together form, in this example, a case-back of the wristwatch 1 on which the bracelet is typically attached (not shown).
  • the spectacle element 7 is adjusted to the covering body 4, or more exactly on the side walls 4b of the covering body 4, and supports the glass 3, the latter preferably being glued or welded to the element 7.
  • this lens element 7 is made of plastic material and the glass 3 is for example welded by a known ultrasonic process.
  • the spectacle element 7 is preferably tightly adjusted on the covering body, for example by means of an O-ring 30 placed between a shoulder formed on the periphery of the element 7 and a similar shoulder formed on the side walls 4b of the covering body 4.
  • the antenna 20 is mechanically supported by the element forming bezel 7 and rests on an outer face, designated 7a, of this element.
  • This antenna 20 can optionally be glued to this outer face 7a or held by other suitable fastening means.
  • the antenna 20 is advantageously arranged at 12 o'clock and in an inclined position relative to the plane, designated ⁇ , in which the display device 5 is located. In this way, the antenna is advantageously oriented substantially upwards in order to optimize the reception of GPS signals for natural wrist position when wearer reads information on the display device 5.
  • the element 7 supports also the control members 12 to 16 of the wristwatch.
  • the wristwatch 1 further comprises an element additional 8 forming casing circle disposed in the housing 2 between the element forming bezel 7 and the bottom 4a of the covering body 4.
  • the elements 7 and 8 form sort of the upper and lower parts of a container inside which are enclosed the display device 5 and the electronic module 6.
  • the source supply 10 is disposed between the element forming a casing circle 8 and the bottom 4a of the covering body 4. It will be readily understood that this accumulator could alternatively be enclosed between elements 7 and 8 with the display device 5 and the electronic module 6.
  • the elements 7 and 8 are made integral with one another (by example by gluing, welding, clipping or other similar fixing means) of so as to form a sub-assembly comprising in particular the antenna 20, the lens 3, the display device 5, the electronic module 6 and the control members 12 to 16 (see the power source 10 as already mentioned).
  • this subset can be mounted separately and tested before being mounted in the bottom 4a of the covering body.
  • this sub-assembly can easily be dismantled of the casing to be replaced if necessary.
  • the covering body 4 can for example be made in metallic material without compromising the function of the antenna.
  • Figures 3 and 4 illustrate other additional features of the preferred embodiment of the present invention.
  • Figure 3 is a sectional view of the wristwatch 1 taken along the cutting line B-B 'shown in Figure 1 parallel to the 9 a.m. to 3 a.m. axis of the watch and passing through its center.
  • Figure 4 is quant to her a partial sectional view of the wristwatch 1 taken along the cutting line C-C 'of Figure 1 parallel to the axis 6 am to 12 pm of the watch in an eccentric position.
  • FIG. 4 illustrates in particular fixing means making it possible to make the aforementioned sub-assembly secured to the bottom 4a of the covering body 4.
  • these fixing means comprise four screws 40 (only one of they being shown in Figure 4) entering the element 8 through an orifice formed in the bottom 4a of the covering body in accordance with the illustration in the figure 5 which shows a back view of the wristwatch 1.
  • Each screw 40 cooperates with a clamping element 42 holding the element 8 in abutment against the bottom 4a.
  • the screws 40 are also each provided with an O-ring 45 disposed between the head of the screw and the bottom 4a of the covering body so as to also ensure a tightness of the whole at this level.
  • the covering body 4 is made of metallic material and the lens element 7 (as well as element 8) is made of plastic material.
  • An external covering element, designated by the reference numeral 11, of form essentially annular is further adjusted on element 7, here by clipping as illustrated in the section of figure 3, in order to cover this element 7.
  • the annular covering element 11 is preferably made of a material metallic similar to the material used for the production of the covering body 4 and has an opening 11a (shown in Figure 1) in which is housed the antenna 20.
  • a protective cover made of dielectric material 9 is also added on the lens element 7 in order to protect the antenna 20 from the environment outside.
  • the covering element ring 11 and the protective cover 9 could be made in one piece material not disturbing the operation of the antenna 20.
  • FIG. 3 also partially shows the arrangement of the coil inductive load, indicated by the numerical reference 80, allowing the recharging of the rechargeable accumulator 10.
  • This charging coil 80 is wound around a ferromagnetic core 81 formed of a superposition of thin sheets. As illustrated in FIGS. 5a and 5b, this core 81 is placed in a housing 8a made in the element forming a casing circle 8, the latter having a portion 8b extending in an opening 4c made in the bottom 4a of the body dressing. More specifically, the ferromagnetic core 81 has a shape general "U" opening towards the bottom 4a in the opening 4c provided for this purpose.
  • the essential role of the ferromagnetic core 81 is to concentrate the flow and direct the latter out of the housing 2 so as to ensure coupling inductive suitable with an external coil of an inductive charging device (not represented).
  • an O-ring 82 is also disposed between a shoulder provided on element 8 and a similar shoulder provided on the bottom 4a of the covering body in order to ensure sealing of the assembly at the level of opening 4c.
  • the wristwatch 1 further comprises an infrared transmission element bidirectional, designated 85, directed towards the opening 4c made in the bottom 4a of the casing and enabling two-way communication with a external communication device advantageously connected to a terminal computer science.
  • This bidirectional infrared transmission element 85 comprises typically an infrared emitting diode for transmitting data from the watch as well as a phototransistor (or alternatively a photodiode) of infrared reception for receiving data from outside. This element thus forms a means of communication for exchanging data, such as positioning data, with a computer terminal.
  • the element of infrared transmission 85 is arranged on the underside of the electronic module 6 and is oriented so that the infrared beam can pass through the portion 8b of the element forming a casing circle 8 which extends in the opening 4c.
  • the material used for the production of element 8, or at least for the realization of the portion 8b must imperatively be transparent to infrared radiation.
  • the element of infrared transmission 85 could alternatively be arranged in a housing separate and / or in a position closer to the bottom 4a of the covering body.
  • the covering body 4 and the lens element 7 are respectively made of metallic and plastic materials, it will advantageous to metallize the interior walls of element 7, designated by the reference numeral 7b in FIGS. 2 to 4, and to electrically connect this metallization to the metal covering body 4. Such metallization would have advantage of further improving the shielding of the electronic components arranged at inside the wristwatch.
  • a conductive cord for example in metallic material, between the element 7 and the covering body 4.
  • FIGS. 2, 3 and 4 shows such a conductive cord, designated by the reference numeral 35, disposed at the junction between elements 7 and 8 on the covering body 4.
  • antenna 20 is a patch type antenna, that is to say a shaped antenna essentially parallelepipedic comprising a radiant element 21 separated from a plane of mass 23 of larger dimension by a dielectric 22, such as an element in ceramic.
  • the radiant element 21 is excited by an excitation conductor 25 isolated from the ground plane 23 and passing through the dielectric 22 to be connected to the module electronic 6, the element 7 being provided with an opening 7c allowing the passage of this excitation conductor 25.
  • the ground plane 23 is in turn connected electrically to the electronic module by a separate ground conductor 26 also passing through the opening 7c.
  • Patch type antennas are commonly used and have the advantage of simple construction and low cost of manufacturing.
  • the antenna 20 thus rests on the outer face 7a of the lens element 7 by its ground plane 23.
  • this type of antenna is generally placed directly on the surface of the module this presents the drawbacks already mentioned, namely greater interference with watch electronics requiring specific shielding as well as the impossibility of realizing the case in a material metallic.
  • the ground plane 23 of the antenna 20 will preferably be bonded to the outer face 7a of the lens element 7.
  • FIGS. 6a and 6b thus respectively show a view in section and a plan view of the patch 20 antenna used in the mode of preferred embodiment of the invention.
  • the excitation conductor 25 is off-center relative to the center of symmetry of the radiant element 21, so that the antenna 20 has a circular type polarization.
  • the distance from the excitation conductor 25 earth conductor 26 additionally selected from conventional way to allow an adequate adaptation of the antenna to associated receiving circuit.
  • the ground plane 23 comprises two feet 26a and 26b extending out of the ground plane 23 and forming the conductor of mass 26.
  • Figures 7a and 7b show in more detail the structure of the plane of mass 23.
  • This ground plane 23 is advantageously produced from a plate of metal formed by a conventional stamping process. This plate is initially cut so that it has a central opening 23a in which projects an extension 23b having essentially the shape of a "U" opening in the central opening 23a and from which are finally formed the feet 26a, 26b.
  • the structure of the ground plan 23, at the end of the operation of cutting, is illustrated in broken lines in Figure 7b, the feet being designated at this stage by the reference numerals 26a * and 26b *.
  • the extension 23b is subsequently folded so that the feet 26a, 26b thus formed extend in outside of the ground plane 23 as illustrated.
  • the excitation conductor 25 is formed so as to present a similar profile as illustrated in the Figures 6a and 6b.
  • ground conductor 26 forms an integral part of the plane of mass 23, thus greatly simplifying the connection of antenna 20 to the module electronics 6, although this antenna 20 does not rest directly on the module electronic 6.
  • FIGS. 8a and 8b are plan views, respectively of the glass side and of the bottom side, of the electronic module 6 to which the antenna 20 is connected.
  • the circuit printed 60 of the electronic module carries, on each of its faces, the components electric and electronic ensuring the various functions of the instrument.
  • the printed circuit 60 carries in particular ice-side an integrated watchmaker-type circuit 61 ensuring watchmaking functions conventional watch, as well as other components such as a resonator quartz and its division chain (not shown).
  • a plurality of connection terminals 55 intended to be connected to the device display 5 are further arranged on the printed circuit 60 of the ice side.
  • this face of the electronic module 6 is also arranged the pair already mentioned of connectors 57 of the light-emitting sheet 56.
  • the face of the ice side of the printed circuit 60 further comprises two flanges designated 90 and 91 intended to cooperate with the pushbuttons 12 to 15 arranged on the periphery of the wristwatch.
  • Each flange 90 and 91 has a pair of elastic blades 90a, 90b and 91a, 91b capable of coming into contact, under the action of each push button 12 to 15, with contact pads 92 to 95 arranged on the printed circuit 60 and connected to terminals of the clock integrated circuit 61.
  • the face of the glass side of the printed circuit further comprises a first blade contact 97 of a contact 96 associated with the push button 16 placed at 6 o'clock.
  • This first contact blade 97 cooperates with a second contact blade 98 placed on the opposite side of the printed circuit 60 as illustrated in Figure 8b.
  • This contact 96 is also illustrated in section in FIG. 2.
  • the printed circuit 60 carries in particular on the bottom side a circuit 62 for receiving the radiofrequency signals or RF circuit, a microprocessor 63 responsible for extracting data from positioning and navigation contained in radio frequency signals from satellites as well as an EEPROM memory or FLASH 64 memory allowing in particular the memorization of certain parameters necessary for the acquisition of satellites (such as the pseudo-random codes of the various satellites).
  • a microprocessor 63 responsible for extracting data from positioning and navigation contained in radio frequency signals from satellites as well as an EEPROM memory or FLASH 64 memory allowing in particular the memorization of certain parameters necessary for the acquisition of satellites (such as the pseudo-random codes of the various satellites).
  • FIGS. 8a and 8b show on the other hand an excitation point, designated 65, to which the excitation conductor 25 of the antenna 20 is connected, as well as a point of ground 66 to which the ground plane 23 of the antenna 20 is linked. More particularly, the earth point 66 comprising two contact openings 66a and 66b making it possible to receive the two feet 26a and 26b of the ground plane of the antenna 20.
  • protection means to protect the antenna 20 and the circuits associated with this antenna (part RF electronics, input amplifier circuit, etc.) against discharge electrostatic.
  • These protection means advantageously comprise, produced on the electronic module 6 on the bottom side as illustrated in FIG. 8b, a printed coil designated 70 forming a resonant circuit electrically connected by its ends 70a and 70b between the excitation 25 and ground 26 conductors of the antenna.
  • the first end 70a of the printed coil 70 is thus connected to the point excitation 65 of the antenna and the other end 70b is electrically connected (this connection not visible in Figure 8b) at ground point 66.
  • FIG. 9a thus shows the electronic module 6 on the window side as well as the device display 5 connected to the electronic module 6 via the connector flexible 50 connected to the connection terminals 55 arranged on the printed circuit 60 of the ice side.
  • this flexible connector 50 allows the display device 5 to be arranged, after folding, on the upper face of the electronic module 6 once these are fitted in wristwatch 1.
  • the shielding of the components on the ice side is produced by means of a first metal plate stamped 100 secured (for example by welding) to the printed circuit 60 and covering substantially the entire surface of this printed circuit 60.
  • This first plate metallic 100 further includes a flange 100a folded towards the surface of the circuit printed 60 and allowing to form a slit-like opening as narrow as possible through which the flexible connector 50 of the display device passes 5.
  • the purpose of this narrow slit is to improve the shielding effect and produce a maximum capacitive coupling against ground of the signals leaving the module electronics 6 to display device 5, which greatly reduces the transmission of electromagnetic disturbances from electronic module 6 to the outside of the shield.
  • Portions 100b and 100c of the first metal plate 100 are by elsewhere folded in the direction of the glass to serve in particular as a support and stop for positioning for display device 5 when it is folded over the module electronic 6. It will be noted that the pair of connectors 57 of the sheet light emitting (not shown in this figure) passes through the metal plate 100 by an opening in the vicinity of one of the portions 100b.
  • the shielding of the components on the bottom side namely in particular the RF circuit 62, the microprocessor 63 and the FLASH memory 64, is produced by means of three other stamped metal plates designated 102, 104 and 106.
  • Figure 9b shows part of the shield on the bottom side.
  • RF circuit 62 is thus covered by a second stamped metal plate 102 secured to the printed circuit 60.
  • a third plate stamped metal or frame 104 also integral with printed circuit 60, covers the microprocessor 63 responsible for extracting data from positioning and navigation as well as FLASH 64 memory.
  • This third stamped metal plate 104 and the second 102 serve to support a fourth stamped metal plate 106, illustrated in FIG. 9d, covering substantially the entire surface of the printed circuit 60 on the bottom side and allowing adequately shield all electronic components.
  • This fourth metal plate 106 rests on the second and third plates 102 and 104, ends 106a of this fourth plate 106 being folded over the periphery of plates 102 and 104.
  • This fourth metal plate 106 is so arranged that it can be easily removed if necessary in order to access the electronic components located below as well as tests (not shown) arranged on this face of the printed circuit 60.
  • the present invention is not limited a wristwatch or a portable instrument comprising a type antenna patch.
  • This patch antenna nevertheless constitutes an example of an antenna perfectly suitable for the reception of positioning signals by satellites and whose construction is very simple and inexpensive.
EP01202593A 2001-07-05 2001-07-05 Montre-bracelet avec antenne Withdrawn EP1274150A1 (fr)

Priority Applications (14)

Application Number Priority Date Filing Date Title
EP01202593A EP1274150A1 (fr) 2001-07-05 2001-07-05 Montre-bracelet avec antenne
PCT/EP2002/006669 WO2003005484A1 (en) 2001-07-05 2002-06-17 Wristwatch with antenna
DE60230515T DE60230515D1 (de) 2001-07-05 2002-06-17 Armbanduhr mit antenne
US10/571,198 US20070041275A1 (en) 2001-07-05 2002-06-17 Wristwatch with antenna
JP2003511340A JP2004534239A (ja) 2001-07-05 2002-06-17 アンテナ付き腕時計
CNB028134974A CN1331272C (zh) 2001-07-05 2002-06-17 带有天线的手表
EP02743215A EP1407510B1 (en) 2001-07-05 2002-06-17 Wristwatch with antenna
US10/478,659 US6914564B2 (en) 2001-07-05 2002-07-04 Watchband antenna
JP2003511342A JP4044898B2 (ja) 2001-07-05 2002-07-04 腕時計バンド・アンテナ
EP02764633A EP1407513B1 (fr) 2001-07-05 2002-07-04 Antenne pour montre-bracelet
DE60202213T DE60202213T2 (de) 2001-07-05 2002-07-04 Antenne für armbanduhr
CNB028134869A CN100373696C (zh) 2001-07-05 2002-07-04 用于手镯表的天线
PCT/EP2002/007494 WO2003005486A1 (fr) 2001-07-05 2002-07-04 Antenne pour montre bracelet
US10/754,084 US20040145975A1 (en) 2001-07-05 2004-01-05 Portable electronic instrument, such as a wristwatch, including, in particular, an antenna for receiving and/or transmitting radio-frequency signals

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP01202593A EP1274150A1 (fr) 2001-07-05 2001-07-05 Montre-bracelet avec antenne

Publications (1)

Publication Number Publication Date
EP1274150A1 true EP1274150A1 (fr) 2003-01-08

Family

ID=8180600

Family Applications (3)

Application Number Title Priority Date Filing Date
EP01202593A Withdrawn EP1274150A1 (fr) 2001-07-05 2001-07-05 Montre-bracelet avec antenne
EP02743215A Expired - Lifetime EP1407510B1 (en) 2001-07-05 2002-06-17 Wristwatch with antenna
EP02764633A Expired - Lifetime EP1407513B1 (fr) 2001-07-05 2002-07-04 Antenne pour montre-bracelet

Family Applications After (2)

Application Number Title Priority Date Filing Date
EP02743215A Expired - Lifetime EP1407510B1 (en) 2001-07-05 2002-06-17 Wristwatch with antenna
EP02764633A Expired - Lifetime EP1407513B1 (fr) 2001-07-05 2002-07-04 Antenne pour montre-bracelet

Country Status (6)

Country Link
US (3) US20070041275A1 (es)
EP (3) EP1274150A1 (es)
JP (2) JP2004534239A (es)
CN (2) CN1331272C (es)
DE (2) DE60230515D1 (es)
WO (2) WO2003005484A1 (es)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1489471A1 (fr) * 2003-06-18 2004-12-22 Asulab S.A. Connexion de masse d'une plaquette de circuit imprimé dans un instrument électronique du type montre-bracelet
WO2015025152A1 (en) * 2013-08-19 2015-02-26 Arm Ip Limited Placement of an antenna in a wrist worn device
CN104536288A (zh) * 2015-01-26 2015-04-22 成都天奥电子股份有限公司 一种采用新型天线的卫星授时手表
EP3273313A1 (fr) * 2016-07-19 2018-01-24 The Swatch Group Research and Development Ltd. Élément d'habillage d'aspect métallique à système de communication intégré
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US6914564B2 (en) 2005-07-05
WO2003005486A1 (fr) 2003-01-16
CN1524320A (zh) 2004-08-25
JP4044898B2 (ja) 2008-02-06
CN100373696C (zh) 2008-03-05
JP2004534467A (ja) 2004-11-11
JP2004534239A (ja) 2004-11-11
EP1407510A1 (en) 2004-04-14
US20040155818A1 (en) 2004-08-12
US20070041275A1 (en) 2007-02-22
US20040145975A1 (en) 2004-07-29
DE60202213T2 (de) 2005-12-08
DE60230515D1 (de) 2009-02-05
EP1407513A1 (fr) 2004-04-14
CN1524317A (zh) 2004-08-25
EP1407510B1 (en) 2008-12-24
EP1407513B1 (fr) 2004-12-08
WO2003005484A1 (en) 2003-01-16
CN1331272C (zh) 2007-08-08

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