CN111463552B - Watch with a memory - Google Patents
Watch with a memory Download PDFInfo
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- CN111463552B CN111463552B CN202010279084.2A CN202010279084A CN111463552B CN 111463552 B CN111463552 B CN 111463552B CN 202010279084 A CN202010279084 A CN 202010279084A CN 111463552 B CN111463552 B CN 111463552B
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- antenna
- watch
- main radiator
- floor
- feeder line
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
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- G—PHYSICS
- G04—HOROLOGY
- G04G—ELECTRONIC TIME-PIECES
- G04G17/00—Structural details; Housings
- G04G17/02—Component assemblies
- G04G17/04—Mounting of electronic components
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- G—PHYSICS
- G04—HOROLOGY
- G04G—ELECTRONIC TIME-PIECES
- G04G17/00—Structural details; Housings
- G04G17/08—Housings
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- 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
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- 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
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/44—Details of, or arrangements associated with, antennas using equipment having another main function to serve additionally as an antenna, e.g. means for giving an antenna an aesthetic aspect
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/52—Means for reducing coupling between antennas; Means for reducing coupling between an antenna and another structure
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Details Of Aerials (AREA)
- Electric Clocks (AREA)
- Support Of Aerials (AREA)
Abstract
The invention discloses a watch, which comprises a shell forming an accommodating cavity, a first antenna and a second antenna, wherein the first antenna and the second antenna are arranged in the accommodating cavity, and work in different frequency bands, so that the requirement of multiple frequency bands is met; in addition, the first antenna and the second antenna are arranged at intervals, so that the distance between the first antenna and the second antenna is increased, the isolation degree of the first antenna and the second antenna is improved, and the transmitting efficiency of the first antenna and the second antenna is further improved.
Description
Technical Field
The invention relates to the technical field of wireless communication equipment, in particular to a watch.
Background
Along with the development of watches, more and more watches are provided with antennas to realize the function of wireless transceiving. In order to satisfy the multi-band wireless signal transmission, a plurality of antennas are often arranged in a watch, however, with the trend of miniaturization of watches, the space inside the watch becomes smaller and smaller, and the distance between the antennas also becomes smaller and smaller, so that the isolation between the antennas is deteriorated, and the normal operation of the antennas is affected.
Disclosure of Invention
The invention aims to provide a watch, which meets the requirement of multiple frequency bands, improves the isolation between a first antenna and a second antenna, and further improves the transmitting efficiency of the first antenna and the second antenna.
In order to solve the technical problem, the invention provides a watch which comprises a shell forming an accommodating cavity, a dielectric plate arranged in the accommodating cavity, and a first antenna and a second antenna which are both arranged on the dielectric plate, wherein the first antenna and the second antenna are arranged at intervals, and the working frequency bands of the first antenna and the second antenna are different.
Preferably, the shell includes the annular side frame of circle, first antenna includes first connecting portion, first feed portion and is the first main radiator of arcuation, the arc center of first main radiator with the coincidence of the annular centre of a circle of circle, the concave surface of first main radiator passes through first connecting portion with first feed portion connects.
Preferably, the second antenna includes a second connection portion, a second feed portion, and an arc-shaped second main radiator, an arc center of the second main radiator coincides with the circle center, and a concave surface of the second main radiator is connected to the second feed portion through the second connection portion.
Preferably, the point 1/2 of the first main radiator and the point 1/2 of the second main radiator are symmetrical about the center of the circle.
Preferably, the side frame is a metal frame, and a gap is formed in the metal frame.
Preferably, the slit comprises a first slit and a second slit; the first and second slots are located on one side of a connecting line at 1/2 for the first main radiator and 1/2 for the second main radiator.
Preferably, the antenna further comprises a circuit board, a floor attached to the dielectric plate, and a first via hole and a second via hole penetrating through the floor and the dielectric plate, wherein the first antenna comprises a first feeding portion and a first feeder, and the second antenna comprises a second feeding portion and a second feeder;
one end of the first feeder line is electrically connected with the circuit board, an inner core at the other end of the first feeder line penetrates through the first through hole and is connected with the first feed part, and an outer skin at the other end of the first feeder line is connected with the floor;
one end of the second feeder line is electrically connected with the circuit board, an inner core at the other end of the second feeder line penetrates through the second through hole and is connected with the second feeder part, and an outer skin at the other end of the second feeder line is connected with the floor.
Preferably, the shell comprises a circular side frame, the side frame is a metal frame, and the floor is electrically connected with the metal frame.
Preferably, the floor panel and the metal bezel are electrically connected through the third connection portion and the fourth connection portion.
Preferably, an elongated slot is arranged around the first via hole and/or around the second via hole on the floor.
The invention provides a watch, which comprises a shell forming an accommodating cavity, a first antenna and a second antenna, wherein the first antenna and the second antenna are arranged in the accommodating cavity, and work in different frequency bands, so that the requirement of multiple frequency bands is met; in addition, the first antenna and the second antenna are arranged at intervals, so that the distance between the first antenna and the second antenna is increased, the isolation degree of the first antenna and the second antenna is improved, and the transmitting efficiency of the first antenna and the second antenna is further improved.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed in the prior art and the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a front view of a wristwatch according to the invention;
FIG. 2 is a front view of another wristwatch provided by the present invention;
FIG. 3 is a side view of the watch of FIG. 2 provided by the present invention;
FIG. 4 is a rear view of the watch of FIG. 2 in accordance with the present invention;
FIG. 5 is a cross-sectional view of a feed line in a wristwatch provided by the present invention;
fig. 6 is an S parameter diagram of an antenna without a slot, a connecting portion and a long and thin slot according to the present invention;
fig. 7 is an S parameter diagram of an antenna provided with a slot, a connecting portion and an elongated slot according to the present invention;
fig. 8 is a schematic diagram of loading a hand model for an antenna according to the present invention.
Detailed Description
The watch has the core that the watch meets the requirement of multiple frequency bands, improves the isolation between the first antenna and the second antenna, and further improves the transmitting efficiency of the first antenna and the second antenna.
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, fig. 1 is a front view of a watch provided by the present invention, and fig. 1 illustrates an example in which a dial of the watch is circular.
This wrist-watch is including forming the shell 3 that holds the cavity, setting up in holding the cavity in dielectric plate 4 and all setting up first antenna 1 and second antenna 2 on dielectric plate 4, first antenna 1 and the spaced apart setting of second antenna 2, the operating frequency channel of first antenna 1 and second antenna 2 is different.
In particular, the watch comprises a case 3, where the case 3 can be a metal case or a non-metal case. The shell 3 forms and holds the cavity, holds each device in the cavity that sets up the wrist-watch, and wherein, the device carries out interactive antenna of radio signal including being used for wrist-watch and external world, and in this application, the antenna includes first antenna 1 and second antenna 2, and first antenna 1 and second antenna 2 work are in different frequency channels to satisfy the demand of wrist-watch multifrequency section. As a preferred embodiment, the working frequency band of the first antenna 1 may include a WiFi frequency band of 2.4GHz and a bluetooth frequency band, and the working frequency band of the second antenna 2 may include a WiFi frequency band of 5 GHz. Of course, the operating frequency bands of the first antenna 1 and the second antenna 2 are not particularly limited in this application, and are determined according to actual situations.
Considering that the size of the watch is generally small, in order to increase the isolation between the first antenna 1 and the second antenna 2, in this application, the first antenna 1 and the second antenna 2 are arranged at a distance, that is, a certain distance is kept between the first antenna 1 and the second antenna 2, for example, in practical application, the first antenna 1 and the second antenna 2 may be arranged at two ends of the watch in the length direction, so as to increase the distance between the first antenna 1 and the second antenna 2, and improve the isolation between the first antenna 1 and the second antenna 2. When the dial of the watch is rectangular, the length direction can be the long side direction of the rectangle; when the dial of the wristwatch is circular, the length direction here may be the radial direction of the circle. Of course, the specific distance between the first antenna 1 and the second antenna 2 needs to be determined in combination with the structure of the first antenna 1 and the second antenna 2 and the size of the watch.
In summary, the watch provided by the invention comprises a shell 3 forming an accommodating cavity, and further comprises a first antenna 1 and a second antenna 2 arranged in the accommodating cavity, wherein the first antenna 1 and the second antenna 2 work in different frequency bands, so that the requirement of multiple frequency bands is met; in addition, the first antenna 1 and the second antenna 2 are arranged at intervals to increase the distance between the first antenna 1 and the second antenna 2, so that the isolation between the first antenna 1 and the second antenna 2 is improved, and further the transmission efficiency of the first antenna 1 and the second antenna 2 is improved.
On the basis of the above-described embodiment:
referring to fig. 2 and 3, fig. 2 is a front view of another wristwatch provided by the present invention, and fig. 3 is a side view of the wristwatch of fig. 2 provided by the present invention.
As a preferred embodiment, the housing 3 includes a circular side frame 31, the first antenna 1 includes a first connection portion 12, a first feeding portion 13, and an arc-shaped first main radiator 11, an arc center of the first main radiator 11 coincides with a circle center of the circular ring, and a concave surface of the first main radiator 11 is connected to the first feeding portion 13 through the first connection portion 12.
Specifically, in this embodiment, the watch dial has a circular shape, the case 3 includes a circular side frame 31, and the first antenna 1 includes a first connection portion 12, a first feed portion 13, and an arc-shaped first main radiator 11. The first main radiator 11 is a main radiator of the first antenna 1, and the size of the first feeding portion 13 and the first connecting portion 12 is usually large, but the first feeding portion 13 and the first connecting portion 12 as a part of the first antenna 1 may affect the transmission and reception of the radio frequency signal.
In order to leave more complete space for other devices in the watch as much as possible, in the present application, the arc center of the first main radiator 11 coincides with the circular center of the circular ring, that is, the first main radiator 11 and the circular side frame 31 are arranged in parallel, and the concave surface of the first main radiator 11 is connected to the first feeding portion 13 through the first connecting portion 12.
As a preferred embodiment, the second antenna 2 includes a second connection portion 22, a second feeding portion 23, and an arc-shaped second main radiator 21, an arc center of the second main radiator 21 coincides with a circle center, and a concave surface of the second main radiator 21 is connected to the second feeding portion 23 through the second connection portion 22.
Specifically, the structure of the second antenna 2 is similar to that of the first antenna 1, the second antenna 2 includes a second connection portion 22, a second feeding portion 23, and an arc-shaped second main radiator 21, and similarly, the second main radiator 21 as a main radiator of the second antenna 2 is generally large in size, and the second feeding portion 23 and the second connection portion 22 are smaller in size, but the second feeding portion 23 and the second connection portion 22 as a part of the second antenna 2 may also affect the transmission and reception of radio frequency signals.
In order to leave more complete space for other devices in the watch as much as possible, in the present application, the arc center of the second main radiator 21 coincides with the circle center of the circular ring, that is, the second main radiator 21 and the circular side frame 31 are arranged in parallel, and the concave surface of the second main radiator 21 is connected to the second feeding portion 23 through the second connecting portion 22.
In a specific embodiment, the first connection portion 12 and the second connection portion 22 may be rectangular, the first connection portion 12 is connected to 1/2 of the first main radiator 11, the second connection portion 22 is connected to 1/2 of the second main radiator 21, and in order to make the impedance of the antenna meet the requirement, for example, 50 Ω, the first feeding portion 13 may be circular, and the second feeding portion 23 may be semicircular. The following table is a table of dimensional parameters of a watch and an antenna therein provided by the invention:
TABLE 1 antenna construction parameters (unit: mm)
Where D1 is the diameter of the side frame 31, D2 is the diameter of the circular floor panel 6 (as described in the following embodiments), D3 is the thickness of the side frame 31, and H is the height of the side frame 31. The arc length of the first main radiator 11 is 21.3mm, the width is 1mm, the length of the first connection portion 12 is 1.5mm, the width is 1mm, and the radius of the first feeding portion 13 is 1.5 mm. The second main radiator 21 has an arc length of 23.8mm and a width of 1mm, the second connection portion 22 has a length of 3mm and a width of 1mm, and the second feeding portion 23 has a diameter of 1 mm.
Of course, the specific parameters of the size of the watch and the antenna are not limited in the present application and are determined according to the actual situation.
As a preferred embodiment, 1/2 of the first main radiator 11 and 1/2 of the second main radiator 21 are symmetrical about the center of the circle.
As shown in fig. 2, 1/2 of the first main radiator 11 and 1/2 of the second main radiator 21 are symmetric about the center of the circle, that is, the first antenna 1 and the second antenna 2 are disposed opposite to each other in the radial direction of the circular side frame 31, so that the distance between the first antenna 1 and the second antenna 2 can be increased, and the isolation between the first antenna 1 and the second antenna 2 can be improved. Of course, the present application is not limited to this arrangement, and is determined according to actual circumstances.
As a preferred embodiment, the side frame 31 is a metal frame, and a gap is formed on the metal frame.
Specifically, when the side frame 31 is a metal frame, because the first antenna 1 and the metal frame are arranged in parallel, and the second antenna 2 and the metal frame are arranged in parallel, when the first antenna 1 operates, a radio frequency signal (which is essentially a current) is coupled to the metal frame, and flows to the second antenna 2 through the metal frame, so as to generate interference on the second antenna 2; similarly, the radio frequency signal coupled to the metal frame by the second antenna 2 may also interfere with the first antenna 1, thereby reducing the isolation between the first antenna 1 and the second antenna 2.
In order to solve the technical problem, the gap is formed in the metal frame and used for cutting off the flow of radio-frequency signals on the metal frame, the influence of the radio-frequency signals on the metal frame on the first antenna 1 and the second antenna 2 is reduced, the mutual influence between the first antenna 1 and the second antenna 2 is also reduced, and the isolation between the first antenna 1 and the second antenna 2 is improved.
As a preferred embodiment, the slits include a first slit 51 and a second slit 52; the first slot 51 and the second slot 52 are located at the side of the connection line at 1/2 of the first main radiator 11 and at 1/2 of the second main radiator 21.
Specifically, the applicant finds through experiments that, when there are a plurality of slots, the isolation between the first antenna 1 and the second antenna 2 is better than that when there is one slot, and in this embodiment, in combination with the isolation requirements of the first antenna 1 and the second antenna 2 and the factors such as the beauty, the first slot 51 and the second slot 52 are provided on the metal frame, and the first slot 51 and the second slot 52 are located on the side of the connecting line between the 1/2 of the first main radiator 11 and the 1/2 of the second main radiator 21, so that based on this arrangement, the isolation requirements of the first antenna 1 and the second antenna 2 can be met, the watch can be more beautiful, and the watch structure can be simplified.
Taking fig. 2 as an example, the angle between the first slot 51 and the negative half axis of the Y-axis is 15 °, the angle between the second slot 52 and the negative half axis of the Y-axis is 65 °, and the applicant has obtained through experiments that the isolation between the first antenna 1 and the second antenna 2 is the best.
Of course, the number and the arrangement position of the slits are not particularly limited in the present application and are determined according to actual situations.
As a preferred embodiment, the antenna further includes a circuit board, a floor 6 attached to the dielectric plate 4, and a first via and a second via penetrating through the floor 6 and the dielectric plate 4, wherein the first antenna 1 includes a first feeding portion 13 and a first feeder, and the second antenna 2 includes a second feeding portion 23 and a second feeder;
one end of the first feeder line is electrically connected with the circuit board, an inner core at the other end of the first feeder line penetrates through the first through hole and is connected with the first feeding part 13, and an outer skin at the other end of the first feeder line is connected with the floor 6;
one end of the second feeder line is electrically connected with the circuit board, the inner core at the other end of the second feeder line penetrates through the second through hole and is connected with the second feeder part 23, and the outer skin at the other end of the second feeder line is connected with the floor 6.
Referring to fig. 4 and 5, fig. 4 is a rear view of the wristwatch in fig. 2 according to the present invention, wherein the circuit board, the first feeder line and the second feeder line are not shown in fig. 4; fig. 5 is a cross-sectional view of a first feeder in a wristwatch provided by the present invention, the structure of the second feed being the same as the structure of the first feeder.
Specifically, the circuit board is connected to the first feeding portion 13 through the inner core 91 of the first feeding line, wherein the inner core 91 of the first feeding line passes through the first via hole to be connected to the first feeding portion 13, so as to transmit the radio frequency signal between the circuit board and the first antenna 1; the circuit board is further connected with the second feeding portion 23 through an inner core of the second feeder, wherein the inner core of the second feeder passes through the second via hole to be connected with the second feeding portion 23, so that radio frequency signals are transmitted between the circuit board and the second antenna 2. In order to realize the normal operation of the first antenna 1 and the second antenna 2, the sheath at the other end of the first feeder line is also connected with the floor 6, and the sheath at the other end of the second feeder line is also connected with the floor 6. In addition, the position of the first via on the dielectric plate 4 is generally the position of the first feeding portion 13, and the position of the second via on the dielectric plate 4 is generally the position of the second feeding portion 23.
In a preferred embodiment, the housing 3 includes a circular side frame 31, the side frame 31 is a metal frame, and the floor 6 is electrically connected to the metal frame.
Specifically, the outer skin of the feeder line also has a radio frequency signal, and since the outer skin is connected with the floor 6, the radio frequency signal is transmitted to the floor 6 and flows on the floor 6, the radio frequency signal on the outer skin of the first feeder line affects the second antenna 2, and the radio frequency signal on the outer skin of the second feeder line affects the first antenna 1, so that the isolation between the first antenna 1 and the second antenna 2 is reduced.
In order to solve the above technical problem, in the present application, the floor 6 is further electrically connected to the metal frame, that is, a connection portion is disposed between the floor 6 and the metal frame, so as to provide a new circulation path for the radio frequency signal on the floor 6, so that the radio frequency signal on the floor 6 flows to the metal frame, the flow of the radio frequency signal on the floor 6 is reduced, and the mutual influence between the first feeder line and the second feeder line is reduced, thereby improving the isolation between the first antenna 1 and the second antenna 2, and improving the transmission efficiency of the first antenna 1 and the second antenna 2.
In addition, the connection portion may be disposed close to the via hole in consideration of a large rf signal at the via hole. The connecting portion may be, but is not limited to, a metal layer, and the material of the metal layer is preferably the same as that of the floor panel 6.
As a preferred embodiment, the floor panel 6 and the metal bezel are electrically connected by the third connection portion 71 and the fourth connection portion 72.
In addition, considering that the number of the antennas of the wristwatch in the present application is two, and the radio frequency signals at the first through hole and the second through hole are relatively large, therefore, in order to further improve the isolation between the first antenna 1 and the second antenna 2, the floor 6 and the metal frame are electrically connected through the third connecting portion 71 and the fourth connecting portion 72, wherein the third connecting portion 71 is disposed near the first through hole, and the fourth connecting portion 72 is disposed near the second through hole, so that the radio frequency signals on the braid layer outside the inner core of the first antenna 1 can flow into the metal frame as much as possible, and the radio frequency signals on the braid layer outside the inner core of the second antenna 2 flow into the metal frame as much as possible, thereby further improving the isolation between the first antenna 1 and the second antenna 2, and improving the transmission efficiency of the first antenna 1 and the second antenna 2.
As a specific example, the third connecting portion 71 and the fourth connecting portion 72 are rectangular pieces, and when the connecting device is applied to the wristwatch in fig. 2, the third connecting portion 71 and the fourth connecting portion 72 are symmetrical about the center of the circle, and the centers of the third connecting portion 71 and the fourth connecting portion 72 are both at an angle of 60 ° with respect to the Y axis.
As a preferred embodiment, an elongated slot 8 is provided around the first via hole and/or around the second via hole in the floor 6.
Specifically, it is mentioned above that the radio frequency signals at the first via hole and the second via hole are relatively large, and in order to further improve the isolation between the first antenna 1 and the second antenna 2, in this embodiment, an elongated slot 8 is further provided around the first via hole (not far away from the first via hole) and/or around the second via hole, for example, one elongated slot 8 is provided on each of two sides of the first via hole, and one elongated slot 8 is provided on each of two sides of the second via hole, so as to increase the flow path of the radio frequency signals, thereby improving the isolation between the first antenna 1 and the second antenna 2.
Referring to fig. 6, 7 and 8, fig. 6 is a S-parameter diagram of an antenna without a slot, a connecting portion and a long and narrow slot according to the present invention, fig. 7 is a S-parameter diagram of an antenna with a slot, a connecting portion and a long and narrow slot according to the present invention, and fig. 8 is a schematic diagram of loading a hand model for an antenna according to the present invention.
It can be seen that, in fig. 7, compared with fig. 6, the first antenna 1 works in the WiFi frequency band of 5GHz, the second antenna 2 works in the WiFi frequency band of 2.4GHz and the bluetooth frequency band, and the transmission coefficient between the first antenna 1 and the second antenna 2 is less than-10 dB, which is improved greatly compared with fig. 6, the efficiency of the antenna is simulated to obtain an efficiency greater than 73% in the frequency band range, a hand model is loaded for the antenna (i.e., the watch is simulated to be worn on the hand), and the efficiency of the first antenna 1 and the second antenna 2 obtained after the simulation is performed is greater than 35%, so that the actual use requirement is met.
In summary, the gap is formed in the metal frame, and the isolation between the first antenna 1 and the second antenna 2 is effectively improved by the way of forming the connecting portion between the floor 6 and the metal frame and forming the elongated slot 8 at the via hole, which improves about 7dB, and has no negative influence on the reflection coefficient and the transmission coefficient.
It is to be noted that, in the present specification, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (8)
1. A watch is characterized by comprising a shell forming an accommodating cavity, a dielectric plate arranged in the accommodating cavity, and a first antenna and a second antenna which are arranged on the dielectric plate, wherein the first antenna and the second antenna are arranged at intervals, and the working frequency bands of the first antenna and the second antenna are different;
the antenna further comprises a circuit board, a floor attached to the dielectric plate, and a first via hole and a second via hole penetrating through the floor and the dielectric plate, wherein the first antenna comprises a first feeding portion and a first feeder line, and the second antenna comprises a second feeding portion and a second feeder line;
one end of the first feeder line is electrically connected with the circuit board, an inner core at the other end of the first feeder line penetrates through the first through hole and is connected with the first feed part, and an outer skin at the other end of the first feeder line is connected with the floor;
one end of the second feeder line is electrically connected with the circuit board, an inner core at the other end of the second feeder line penetrates through the second through hole and is connected with the second feeder part, and an outer skin at the other end of the second feeder line is connected with the floor;
and a slender groove is arranged around the first via hole and/or around the second via hole on the floor.
2. The watch of claim 1, wherein the case includes a circular side frame, the first antenna includes a first connection portion, a first feeding portion, and a first main radiator having an arc shape, an arc center of the first main radiator coincides with a circle center of the circular frame, and a concave surface of the first main radiator is connected to the first feeding portion through the first connection portion.
3. The watch of claim 2, wherein the second antenna comprises a second connection portion, a second feed portion, and a second main radiator in an arc shape, an arc center of the second main radiator coinciding with the center of the circle, a concave surface of the second main radiator being connected to the second feed portion through the second connection portion.
4. The watch of claim 3, wherein 1/2 of the first main radiator and 1/2 of the second main radiator are centrosymmetric about the center of the circle.
5. The watch of claim 3, wherein said side bezel is a metal bezel, said metal bezel having a gap disposed therein.
6. The watch of claim 5, wherein the slot comprises a first slot and a second slot; the first and second slots are located on one side of a connecting line at 1/2 for the first main radiator and 1/2 for the second main radiator.
7. The watch of claim 1, wherein said case includes circular side rims, said side rims being metal rims, said floor being electrically connected to said metal rims.
8. The watch of claim 7, wherein the floor and the metal bezel are electrically connected by a third connection portion and a fourth connection portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010279084.2A CN111463552B (en) | 2020-04-10 | 2020-04-10 | Watch with a memory |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010279084.2A CN111463552B (en) | 2020-04-10 | 2020-04-10 | Watch with a memory |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111463552A CN111463552A (en) | 2020-07-28 |
| CN111463552B true CN111463552B (en) | 2022-01-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010279084.2A Active CN111463552B (en) | 2020-04-10 | 2020-04-10 | Watch with a memory |
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| CN (1) | CN111463552B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111987431B (en) * | 2020-09-04 | 2023-04-07 | 维沃移动通信有限公司 | Antenna structure and electronic device |
| CN112563749B (en) * | 2020-12-15 | 2023-05-05 | 歌尔科技有限公司 | Intelligent wearing equipment |
| CN112928443B (en) * | 2021-01-22 | 2023-08-22 | 维沃移动通信有限公司 | Dial and watch |
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| CN103943945A (en) * | 2014-02-21 | 2014-07-23 | 上海安费诺永亿通讯电子有限公司 | Watch antenna and watch with watch antenna |
| CN106450668A (en) * | 2016-12-09 | 2017-02-22 | 深圳市优沃奇科技有限公司 | Smart watch antenna |
| WO2017205998A1 (en) * | 2016-05-28 | 2017-12-07 | 华为终端（东莞）有限公司 | Communication terminal |
| CN209730158U (en) * | 2019-02-19 | 2019-12-03 | 深圳市和盈互联科技有限公司 | A kind of mobile terminal multi-antenna device |
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| US10944158B2 (en) * | 2018-06-12 | 2021-03-09 | Garmin Switzerland Gmbh | Wrist-worn electronic device with a side wall loop antenna |
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| CN103943945A (en) * | 2014-02-21 | 2014-07-23 | 上海安费诺永亿通讯电子有限公司 | Watch antenna and watch with watch antenna |
| WO2017205998A1 (en) * | 2016-05-28 | 2017-12-07 | 华为终端（东莞）有限公司 | Communication terminal |
| CN106450668A (en) * | 2016-12-09 | 2017-02-22 | 深圳市优沃奇科技有限公司 | Smart watch antenna |
| CN209730158U (en) * | 2019-02-19 | 2019-12-03 | 深圳市和盈互联科技有限公司 | A kind of mobile terminal multi-antenna device |
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