CN216529327U

CN216529327U - A ultra wide band communication antenna and intelligent wrist-watch for intelligent wrist-watch

Info

Publication number: CN216529327U
Application number: CN202123188178.8U
Authority: CN
Inventors: 朱焕明
Original assignee: Shenzhen Cicent Communication Technology Co ltd
Current assignee: Shenzhen Cicent Communication Technology Co ltd
Priority date: 2021-12-17
Filing date: 2021-12-17
Publication date: 2022-05-13
Anticipated expiration: 2031-12-17

Abstract

The utility model provides an ultra-wideband communication antenna for an intelligent watch and the intelligent watch. The utility model can effectively save occupied space, can better improve the antenna efficiency, is also arranged on the middle shell by inwards bending the corresponding antenna feed point so as to be correspondingly connected with the elastic sheet in the middle shell, and has simple structure and high efficiency. On the basis, different antennas can be further arranged at different positions outside the middle shell, so that the covering requirements of the intelligent watch on different communication frequency bands are met.

Description

A ultra wide band communication antenna and intelligent wrist-watch for intelligent wrist-watch

Technical Field

The present invention relates to a communication antenna, and more particularly, to an ultra-wideband communication antenna for a smart watch, and further to a smart watch including the ultra-wideband communication antenna.

Background

In recent years, intelligent wearable products are continuously developing and evolving, and more practical application scenes such as a call positioning watch, a motion detection reminding function, a sleep monitoring and improvement suggestion function, and a continuous attempt in the health field through the acquisition and analysis of a large amount of human body data are emerging. The whole intelligent wearable industry gradually returns to rationality, is practical and fashionable and has more connection functions.

Abundant connection and communication function, diversified and individualized product outward appearance, need the continuous breakthrough of miniaturized antenna technique, use intelligent wrist-watch as an example, from not supporting communication connection function development to supporting the bluetooth, WIFI, GPS, GSM, 3G and LTE, it is increasingly high to antenna quantity and performance requirement, intelligent wrist-watch product is because need wear on the wrist, in order to ensure the travelling comfort that most people wore, generally there is comparatively strict requirement to the size of product, the space of leaving the antenna then is just very limited, and intelligent wrist-watch has integrated more and more antennas again, so whole requirement antenna miniaturization.

The material of FPC is adopted mostly to the form of traditional design, and the antenna of this kind of material has its limitation on miniaturized wearing equipment, has the unstable factor to can lead to intelligent wrist-watch signal variation, thereby unable normal data interaction loses the function. Because the radio frequency model required by the smart watch is unconventional, if the antenna with the conventional design in the prior art is adopted, the problems of poor antenna performance, relatively narrow debugging bandwidth and the like are difficult to avoid after the antenna is installed, and under some severe conditions, the antenna efficiency is difficult to obtain, and all required communication frequency bands cannot be well covered.

Disclosure of Invention

The technical problem to be solved by the utility model is to provide an ultra-wideband communication antenna which is designed for an intelligent watch, can effectively save the space occupied, improves the performance of the antenna, meets the requirements of different communication frequency bands, and further relates to the intelligent watch comprising the ultra-wideband communication antenna.

Therefore, the utility model provides an ultra-wideband communication antenna for an intelligent watch, which comprises a first antenna and a first antenna feed point, wherein the first antenna and the first antenna feed point are connected, the first antenna is arranged on the outer side of a middle shell of the intelligent watch, the appearance of the first antenna is consistent with that of one end of the middle shell, and the first antenna feed point is arranged on the middle shell in an inward bending mode.

A further improvement of the present invention is that the first antenna is disposed at a first strap end of the smart watch.

The utility model has the further improvement that the utility model also comprises a second antenna and a second antenna feed point which are connected, wherein the second antenna is arranged at one end of the middle shell far away from the first antenna, and the second antenna feed point is bent inwards and arranged on the middle shell.

The utility model is further improved in that the second antenna is arranged at a second watchband end of the smart watch and is positioned at one side of the second watchband end.

A further improvement of the utility model is that the second antenna has an outer shape that corresponds to the outer shape of the second wristband end side.

The utility model has the further improvement that the utility model also comprises a third antenna and a third antenna feed point, wherein the third antenna is arranged at one end of the middle shell far away from the first antenna, and the third antenna feed point is bent inwards and arranged on the middle shell.

In a further improvement of the present invention, the third antenna is disposed at a second watchband end of the smart watch and located at the other side of the second watchband end.

A further development of the utility model is that the third antenna has an outer shape which corresponds to the outer shape of the other side of the second strap end.

The utility model has the further improvement that the first antenna, the second antenna and the third antenna are all detachable LDS antennas.

The utility model also comprises an intelligent watch which comprises a middle shell and the ultra-wideband communication antenna for the intelligent watch, wherein the middle shell is internally provided with a spring piece, and the ultra-wideband communication antenna is in contact connection with the spring piece.

Compared with the prior art, the utility model has the beneficial effects that: the antenna in the ultra-wideband communication antenna is arranged on the outer side of a middle shell of the intelligent watch and comprises any one or more of a first antenna, a second antenna and a third antenna, the shape of the antenna is consistent with that of the corresponding position of the middle shell, occupied space is effectively saved, antenna efficiency can be better improved, and the antenna is further arranged on the middle shell in a bent mode through corresponding antenna feed points, so that the antenna can be correspondingly connected with elastic pieces in the middle shell, and the electrical connection relation of the antenna is realized. On the basis, different antennas can be further arranged at different positions outside the middle shell, so that the covering requirements of the intelligent watch on different communication frequency bands are met.

Drawings

FIG. 1 is a schematic illustration of an explosive structure according to one embodiment of the present invention;

FIG. 2 is a schematic front view of an embodiment of the present invention;

FIG. 3 is a schematic view of an embodiment of the present invention in the direction of the end of a first wristband;

FIG. 4 is a schematic view of an embodiment of the present invention in the direction of the end of a first band;

fig. 5 is a schematic structural diagram of a middle shell according to an embodiment of the present invention.

Detailed Description

Preferred embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.

As shown in fig. 1 to 5, the present example provides an ultra-wideband communication antenna for a smart watch, including a first antenna 1 and a first antenna feed point 101 that are connected to each other, where the first antenna 1 is disposed on an outer side of a middle case 2 of the smart watch, an outer shape of the first antenna 1 is consistent with an outer shape of one end of the middle case 2, and the first antenna feed point 101 is bent inward and disposed on the middle case 2. In this embodiment, the first antenna 1 is a main antenna of the ultra-wideband communication antenna, such as any one or more of GSM, 3G, and LTE; the first antenna feed point 101 is a feed point of the first antenna 1, namely an antenna connection point of the first antenna 1, and the first antenna feed point 101 can be quickly in contact connection with the elastic sheet 5 in the middle shell 2 through an inward bending design.

As shown in fig. 1 to 3, in this embodiment, the first antenna 1 is disposed at a first band end 6 of the smart watch. The first watchband end 6 refers to one end of the intelligent watch used for arranging a watchband, the appearance of the first antenna 1 is consistent with the appearance of one end of the middle shell 2, and the appearance of the first antenna 1 is consistent with the appearance of the middle shell 2 at the position of the first watchband end 6, so that the requirement of personalized design is effectively met for an unconventional radio frequency model, namely the intelligent watch, through the antenna design conformal with the installation position, the antenna efficiency of the first antenna 1 is effectively improved, and the space required to be occupied is saved.

As shown in fig. 1, 2 and 4, this embodiment preferably further includes a second antenna 3 and a second antenna feed point 301, which are connected to each other, where the second antenna 3 is disposed at an end of the middle case 2 away from the first antenna 1, and the second antenna feed point 301 is bent inward and disposed on the middle case 2. The second antenna 3 is preferably a GPS antenna for implementing GPS positioning; the second antenna feed point 301 is a feed point of the second antenna 3, that is, an antenna connection point of the second antenna 3, and the second antenna feed point 301 is designed to be bent inward, so that the second antenna feed point can be quickly in contact connection with the elastic sheet 5 in the middle shell 2.

In this embodiment, the second antenna 3 is preferably disposed at the second band end 7 of the smart watch and is located at one side of the second band end 7. The second watchband end 7 refers to the other end of the smart watch used for setting a watchband, namely, the watchband installation end far away from the first watchband end 6. By arranging the second antenna 3 on one side of the second watchband end 7, the first antenna 1 can be avoided to realize the arrangement of the second antenna, and a sufficient position is reserved for arranging other antennas, such as the third antenna 4.

Further, in this example, the outer shape of the second antenna 3 is identical to the outer shape of the second watchband end 7 side. The appearance of the second antenna 3 is consistent with the appearance of the middle shell 2 at the position of one side of the second watchband end 7, and further, the second antenna 3 is conformal with the installation position of the second antenna, so that the requirement of personalized design of an unconventional radio frequency model of the smart watch is met, the antenna efficiency of the second antenna 3 is effectively improved, and the space required to be occupied is saved.

As shown in fig. 1, 2 and 4, since the second antenna 3 is disposed on one side of the second watchband end 7, this example further preferably includes a third antenna 4 and a third antenna feed point 401, where the third antenna 4 is disposed on one end of the middle case 2 away from the first antenna 1, and the third antenna feed point 401 is inwardly bent and disposed on the middle case 2. In this embodiment, the third antenna 4 is preferably a WIFI antenna or a Bluetooth (BT) antenna, and is configured to implement a WIFI or bluetooth communication function; the third antenna feed point 401 is a feed point of the third antenna 4, that is, an antenna connection point of the third antenna 4, and the third antenna feed point 401 is designed to be bent inward, so that the third antenna feed point can be quickly in contact connection with the elastic sheet 5 in the middle shell 2.

As shown in fig. 1, 2 and 4, in this embodiment, the third antenna 4 is disposed at the second watchband end 7 of the smart watch, and is located at the other side of the second watchband end 7, that is, at the side far from the second antenna 3, so that the positions of both sides of the second watchband end 7 can be fully and reasonably utilized. The shape of the third antenna 4 is consistent with that of the other side of the second watchband end 7; the appearance of the third antenna 4 is consistent with the appearance of the middle shell 2 at the position of the other side of the second watchband end 7, and further, the third antenna 4 is conformal with the installation position of the third antenna, so that the requirement of personalized design of an unconventional radio frequency model of the smart watch is met, the antenna efficiency of the third antenna 4 is effectively improved, and the space required to be occupied is saved.

Still further, in this embodiment, the first antenna 1, the second antenna 3, and the third antenna 4 are all detachably disposed LDS antennas. The LDS antenna refers to an antenna formed by laser processing, in the embodiment, the antennas including the first antenna 1, the second antenna 3 and the third antenna 4 are all in an LDS antenna mode, and a special wiring design is adopted, so that the antennas are conformal to the installation positions of the antennas, and the antennas are designed on the appearance surface of the middle shell 2, and the problems of unstable bonding and the like in the prior art are well solved by the conformal design; the antenna is directly designed on the appearance surface/outer side of the middle shell 2, so that not only can the space be effectively saved, but also a better antenna environment can be obtained; meanwhile, the PIFA antenna, namely the planar inverted F antenna, is preferably realized through the routing arrangement of the planar inverted F antenna, and further the inward bending design of the feed point is realized. Therefore, the present embodiment includes that the antennas of the first antenna 1, the second antenna 3, and the third antenna 4 are made into a detachable component which is conformal to the shape and is detachably disposed, and reasonable grounding processing is performed, so that the ultra-wideband communication antenna can obtain better performance on various complex radio frequency models, the operating frequency range of the ultra-wideband communication antenna can completely cover 700M-2700Mhz, and the antenna efficiency of each using frequency band can reach more than 20%, thereby well meeting the antenna requirements of the smart watch.

As shown in fig. 1, fig. 2, and fig. 5, this example further includes an intelligent watch, which includes a middle case 2 and the above-mentioned ultra-wideband communication antenna for an intelligent watch, where an elastic sheet 5 is disposed in the middle case 2, the ultra-wideband communication antenna is in contact connection with the elastic sheet 5, and the positions of the elastic sheet 5 correspond to the first antenna feed point 101, the second antenna feed point 301, and the third antenna feed point 401, respectively, so that the elastic sheet 5 can be quickly in contact connection with the first antenna feed point 101, the second antenna feed point 301, and the third antenna feed point 401, thereby providing a good basis for installation and stable connection of the antenna.

In summary, in the present embodiment, each antenna in the ultra-wideband communication antenna is disposed outside the middle case 2 of the smart watch, the antenna includes any one or more of the first antenna 1, the second antenna 3, and the third antenna 4, the shape of the antenna is consistent with the shape of the corresponding position of the middle case 2, so as to effectively save the occupied space, and better improve the antenna efficiency, and further, the antenna is disposed on the middle case 2 by bending the corresponding antenna feed point inwards, so as to be correspondingly connected with the elastic sheet 5 in the middle case 2, thereby achieving the electrical connection relationship of the antenna, and the structure is simple and efficient. On this basis, this example can further set up different antennas through the different positions in the middle casing 2 outside to satisfy the coverage demand of smart watch to different communication frequency channels.

The above-mentioned embodiments are preferred embodiments of the present invention, and the scope of the present invention is not limited thereto, and the equivalent changes in shape and structure according to the present invention are within the protection scope of the present invention.

Claims

1. The utility model provides an ultra wide band communication antenna for intelligent wrist-watch which characterized in that, is including the first antenna and the first antenna feed point that are connected, first antenna sets up in the mesochite outside of intelligent wrist-watch, the appearance of first antenna with the appearance of mesochite one end is unanimous, the first antenna feed point inwards bend set up in on the mesochite.

2. The ultra-wideband communication antenna for a smart-watch of claim 1, wherein said first antenna is disposed at a first-band end of said smart-watch.

3. The ultra-wideband communication antenna for the smart watch as claimed in claim 1 or 2, further comprising a second antenna and a second antenna feed point connected to each other, wherein the second antenna is disposed at an end of the middle case away from the first antenna, and the second antenna feed point is bent inward and disposed on the middle case.

4. The ultra-wideband communication antenna for a smart-watch of claim 3, wherein said second antenna is disposed at a second watchband end of said smart-watch and is located to one side of said second watchband end.

5. The ultra-wideband communication antenna for a smart watch of claim 4, wherein said second antenna has an outer shape that conforms to an outer shape of an end side of said second band.

6. The ultra-wideband communication antenna for a smart watch of claim 4, further comprising a third antenna and a third antenna feed point, wherein said third antenna is disposed at an end of said middle case away from said first antenna, and said third antenna feed point is disposed on said middle case in an inwardly bent manner.

7. The ultra-wideband communication antenna for a smart-watch of claim 6, wherein said third antenna is disposed at a second watchband end of said smart-watch and on the other side of said second watchband end.

8. The ultra-wideband communication antenna for a smart watch of claim 6, wherein said third antenna has a profile that conforms to a profile of the other side of said second band end.

9. The ultra-wideband communication antenna for a smart watch of claim 6, wherein said first antenna, second antenna and third antenna are all removably disposed LDS antennas.

10. An intelligent watch, characterized in that, it comprises a middle shell and the ultra-wideband communication antenna for the intelligent watch as claimed in any one of claims 1 to 9, wherein a spring plate is arranged in the middle shell, and the ultra-wideband communication antenna is in contact connection with the spring plate.