CN106816693B - Antenna of intelligent wrist-worn device and intelligent wrist-worn device - Google Patents
Antenna of intelligent wrist-worn device and intelligent wrist-worn device Download PDFInfo
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- CN106816693B CN106816693B CN201710031008.8A CN201710031008A CN106816693B CN 106816693 B CN106816693 B CN 106816693B CN 201710031008 A CN201710031008 A CN 201710031008A CN 106816693 B CN106816693 B CN 106816693B
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/36—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
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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
- H01Q1/48—Earthing means; Earth screens; Counterpoises
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/50—Structural association of antennas with earthing switches, lead-in devices or lightning protectors
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q5/00—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
- H01Q5/10—Resonant antennas
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q5/00—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
- H01Q5/30—Arrangements for providing operation on different wavebands
- H01Q5/307—Individual or coupled radiating elements, each element being fed in an unspecified way
- H01Q5/314—Individual or coupled radiating elements, each element being fed in an unspecified way using frequency dependent circuits or components, e.g. trap circuits or capacitors
- H01Q5/335—Individual or coupled radiating elements, each element being fed in an unspecified way using frequency dependent circuits or components, e.g. trap circuits or capacitors at the feed, e.g. for impedance matching
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q5/00—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
- H01Q5/30—Arrangements for providing operation on different wavebands
- H01Q5/307—Individual or coupled radiating elements, each element being fed in an unspecified way
- H01Q5/342—Individual or coupled radiating elements, each element being fed in an unspecified way for different propagation modes
- H01Q5/357—Individual or coupled radiating elements, each element being fed in an unspecified way for different propagation modes using a single feed point
- H01Q5/364—Creating multiple current paths
- H01Q5/371—Branching current paths
Abstract
The invention discloses an antenna of intelligent wrist strap equipment and the intelligent wrist strap equipment, wherein an antenna main body wiring part and an antenna auxiliary shaft wiring part are respectively arranged on a first wrist strap and a second wrist strap of the intelligent wrist strap equipment; therefore, the reconstruction of the antenna can be realized after the user wears the intelligent wrist strap type device to buckle the first metal piece and the second metal piece, the technical effects of improving the antenna performance of the original antenna or expanding the radiation frequency band of the original antenna can be realized through the reconstruction based on different implementation modes such as increasing the radiation area of the original antenna, increasing the branches of the original antenna, increasing the independent reference places of the antenna and the like, and the compatible design of the antennas such as FM, NFC, WPC and the like can also be realized.
Description
Technical Field
The invention belongs to the technical field of antenna design, and particularly relates to an antenna of intelligent wrist-worn equipment and the intelligent wrist-worn equipment.
Background
Along with the good market popularization and good market prospect of intelligence wrist-worn equipment, for example smart watch, intelligent bracelet etc., its compatible function also tends to diversify, not only limits in simple functions such as timing, meter step.
The existing intelligent wrist-worn equipment takes an intelligent watch as a mainstream, and originally only has a Bluetooth communication function, and is developed into multifunctional integration such as a 2G, 3G and 4G full-network communication and data connection function, a GPS function, a WIFI function and an NFC function.
The design of the whole network communication antenna, especially the design of low-frequency band antennas including 800MHZ, 900MHZ and the like, has certain requirements on the antenna design space, and the smart wrist-worn device has the limitation of the requirements of miniaturization and light weight, so that the design of the whole network communication antenna in the miniaturized and light smart wrist-worn device has great technical difficulty. Among the prior art, for realizing the design of whole net through antenna in intelligent wrist-worn equipment, for guaranteeing to have sufficient antenna space, the design mode of more taking is: the surface of the equipment shell adopts laser direct forming technology to realize the antenna design by laser routing; or, set up the antenna wiring in the wrist strap, nevertheless because intelligent wrist-worn equipment is dressed in human back, the human absorption effect to the antenna radiation is obvious, and this can reduce antenna performance, influences the whole net of intelligent wrist-worn equipment and leads to the antenna design quality.
Disclosure of Invention
The application provides an antenna and intelligent wrist-worn equipment of intelligent wrist-worn equipment, solves current intelligent wrist-worn equipment and has the technical problem that reduces the antenna performance with the antenna design in the wrist strap.
In order to solve the technical problems, the application adopts the following technical scheme:
the antenna of the intelligent wrist-worn device comprises an antenna main body wiring part, an antenna auxiliary wiring part and a metal connecting buckle part; the antenna main body wiring part is arranged on a first wristband of the intelligent wrist-worn device; the antenna auxiliary wiring part is arranged on a second wristband of the intelligent wrist-worn device; the antenna main body wiring part is connected with a signal source arranged in the intelligent wrist-worn device main body through a coaxial line; the metal connecting buckle part comprises a first metal buckle and a second metal buckle which can be mutually buckled; the first metal buckle is arranged at the tail end of the first wrist strap and is connected with the antenna main body wiring part; the second metal buckle is arranged at the tail end of the second wrist strap and is connected with the antenna auxiliary wiring part; after the first metal buckle and the second metal buckle are buckled, the electric connection between the antenna main body routing part and the antenna auxiliary routing part can be realized.
The intelligent wrist-worn device comprises an antenna of the intelligent wrist-worn device; the antenna of the intelligent wrist-worn device comprises an antenna main body wiring part, an antenna auxiliary wiring part and a metal connecting buckle part; the antenna main body wiring part is arranged on a first wristband of the intelligent wrist-worn device; the antenna auxiliary wiring part is arranged on a second wristband of the intelligent wrist-worn device; the antenna main body wiring part is connected with a signal source arranged in the intelligent wrist-worn device main body through a coaxial line; the metal connecting buckle part comprises a first metal buckle and a second metal buckle which can be mutually buckled; the first metal buckle is arranged at the tail end of the first wrist strap and is connected with the antenna main body wiring part; the second metal buckle is arranged at the tail end of the second wrist strap and is connected with the antenna auxiliary wiring part; after the first metal buckle and the second metal buckle are buckled, the electric connection between the antenna main body routing part and the antenna auxiliary routing part can be realized.
The antenna of the intelligent wrist-worn device comprises an antenna main body wiring part, an antenna main body wiring tuning part, an antenna auxiliary wiring part and a metal connecting buckle part; the antenna main body wiring part is arranged on a first wristband of the intelligent wrist-worn device; the antenna auxiliary wiring part is arranged on a second wristband of the intelligent wrist-worn device; the antenna main body wiring part is connected with a signal source arranged in the intelligent wrist-worn device main body through a coaxial line; the reference ground metal wire of the coaxial wire is connected with the antenna main body routing tuning part; the metal connecting buckle part comprises a first metal buckle and a second metal buckle which can be mutually buckled; the first metal buckle is arranged at the tail end of the first wrist strap and is connected with the antenna main body routing tuning part; the second metal buckle is arranged at the tail end of the second wrist strap and is connected with the antenna auxiliary wiring part; after the first metal buckle and the second metal buckle are buckled, the electric connection between the antenna main body wiring tuning part and the antenna auxiliary wiring part can be realized.
The intelligent wrist-worn device comprises an antenna of the intelligent wrist-worn device; the intelligent wrist-worn device comprises an antenna main body wiring part, an antenna main body wiring tuning part, an antenna auxiliary wiring part and a metal connecting buckle part; the antenna main body wiring part is arranged on a first wristband of the intelligent wrist-worn device; the antenna auxiliary wiring part is arranged on a second wristband of the intelligent wrist-worn device; the antenna main body wiring part is connected with a signal source arranged in the intelligent wrist-worn device main body through a coaxial line; the reference ground metal wire of the coaxial wire is connected with the antenna main body routing tuning part; the metal connecting buckle part comprises a first metal buckle and a second metal buckle which can be mutually buckled; the first metal buckle is arranged at the tail end of the first wrist strap and is connected with the antenna main body routing tuning part; the second metal buckle is arranged at the tail end of the second wrist strap and is connected with the antenna auxiliary wiring part; after the first metal buckle and the second metal buckle are buckled, the electric connection between the antenna main body wiring tuning part and the antenna auxiliary wiring part can be realized.
Compared with the prior art, the application has the advantages and positive effects that: in the antenna of the intelligent wrist-worn device and the intelligent wrist-worn device provided by the application, the antenna main body wiring part and the antenna auxiliary wiring part are respectively arranged in the two wrist bands of the intelligent wrist-worn device, and the two wrist bands are electrically connected through the metal connecting buckles at the tail ends of the two wrist bands; when the two wristbands are not buckled, the wiring part of the antenna main body is connected with a signal source in the intelligent wrist-worn device main body through a coaxial line, so that the wiring part of the antenna main body realizes an antenna function in a free space radiation mode; after a user wears the intelligent wrist-worn device on the wrist to buckle the two wristbands, the metal connecting buckle realizes the electrical conduction of the antenna main body wiring part and the antenna auxiliary wiring part, so that the reconstruction of the antenna is realized, the antenna auxiliary wiring part can be used as a supplementary branch of the antenna main body wiring part, the effective radiation surface of the existing antenna is increased or the frequency band lacking in the antenna main body wiring part is supplemented through the antenna auxiliary wiring part, the performance of the antenna is improved or the resonant frequency of the antenna is changed, and the frequency offset effect generated on the antenna after the user wears the intelligent wrist-worn device on the wrist is overcome; or, after the user wears the intelligent wrist-worn device on the wrist and buckles the two wristbands, the metal connecting buckle realizes the electrical conduction of the antenna main body wiring tuning part and the antenna auxiliary wiring part, so that another reconstruction of the antenna is realized, the antenna auxiliary wiring part is used as the reference ground part supplement of the antenna main body wiring part, the performance of the antenna can be enhanced on the basis of the original antenna main body wiring part, and the technical problem that the performance of the antenna is reduced when the antenna is designed in the wristbands in the existing intelligent wrist-worn device is solved.
Other features and advantages of the present application will become more apparent from the detailed description of the embodiments of the present application when taken in conjunction with the accompanying drawings.
Drawings
Fig. 1 is a diagram illustrating an antenna structure of a smart wrist-worn device according to the present application;
fig. 2 is a structural diagram of an antenna reconstructed after the smart wrist-worn device shown in fig. 1 is buckled;
fig. 3 is an antenna structure diagram of the smart wrist-worn device compatible with the second antenna shown in fig. 2;
fig. 4 is a diagram illustrating an antenna structure of another smart wrist-worn device according to the present application;
fig. 5 is a structure diagram of the antenna reconstructed after the smart wrist-worn device shown in fig. 4 is fastened;
fig. 6 is an antenna structure diagram of the smart wrist-worn device compatible second antenna shown in fig. 4;
fig. 7 is a diagram of an antenna structure of a smart wrist-worn device according to an embodiment of the present application;
fig. 8 is a structure diagram of the antenna reconstructed after the smart wrist-worn device shown in fig. 7 is fastened;
fig. 9 is a diagram of an antenna structure compatible with a second antenna according to an embodiment of the present application;
fig. 10 is a diagram illustrating an antenna structure of a smart wrist-worn device according to the third embodiment of the present application;
fig. 11 is a structure diagram of the antenna reconstructed after the smart wrist-worn device shown in fig. 10 is fastened.
Detailed Description
The following describes embodiments of the present application in further detail with reference to the accompanying drawings.
The utility model aims at providing a design form of design full net logical antenna on intelligent wrist-worn equipment's wrist strap, through the supplementary replenishment of walking the line part of antenna, realize the promotion on the antenna performance or overcome the frequency deviation phenomenon that human wearing back produced the antenna, solve and have the technical problem that reduces the antenna performance with the antenna design in the wrist strap among the current intelligent wrist-worn equipment.
As shown in fig. 1, the present application provides an antenna of a smart wrist-worn device, including an antenna main body trace portion 14, an antenna auxiliary trace portion 16, and a metal connection buckle portion; the antenna body routing part 14 is arranged on the first wristband 11 of the smart wrist-worn device 10; the antenna auxiliary trace part 16 is arranged on the second wristband 12 of the smart wrist-worn device 10; the antenna main body wiring part 14 is connected with a signal source 101 arranged in the intelligent wrist-worn device 10 main body through a coaxial line 18; the metal connection buckle part comprises a first metal buckle 131 and a second metal buckle 132 which can be buckled with each other; the first metal buckle 131 is disposed at the end of the first wrist strap 11 and connected to the antenna body trace portion 14; the second metal buckle 132 is disposed at the end of the second wrist strap 12 and connected to the antenna auxiliary trace portion 16; after the first metal buckle 131 and the second metal buckle 132 are buckled, the antenna main trace portion 14 and the antenna auxiliary trace portion 16 can be electrically connected.
The antenna main body wiring part 14 adopts a multi-branch wiring design form, and can realize the bandwidth consideration of low frequency, medium frequency and high frequency. The coaxial line 18 contains a feed line for connecting a signal source and a ground reference metal line for grounding.
When the first wristband 11 and the second wristband 12 are not fastened and connected through the first metal buckle 131 and the second metal buckle 132, the antenna body routing portion 14 is connected with the signal source 101 in the intelligent wristband-mounted device body 10 through the coaxial line 18, specifically, the feeder line in the coaxial line 18 is connected with the signal source 101, so that the antenna body routing portion 14 realizes an antenna function in a free space radiation mode. After a user wears the intelligent wrist-worn device on the wrist to fasten the first metal buckle 131 and the second metal buckle 132 to connect the two wrist straps, the fastening of the first metal buckle and the second metal buckle realizes the electrical conduction between the antenna main body routing portion 14 and the antenna auxiliary routing portion 16, as shown in fig. 2, thereby realizing the reconfiguration of the antenna, enabling the antenna auxiliary routing portion 16 to be used as a supplementary branch of the antenna main body routing portion 14, and realizing the increase of the effective radiation surface of the existing antenna through the antenna auxiliary routing portion to improve the performance of the antenna; or, under the condition that the antenna main body wiring part is not a low, medium and high frequency band full design, the antenna main body wiring part can play a role in supplementing the frequency band lacking in the antenna main body wiring part, the performance of the antenna is improved or the resonance frequency of the antenna is changed, the frequency offset phenomenon generated on the antenna after being worn by a human body is overcome, and the technical problem that the performance of the antenna is reduced when the antenna is designed in a wrist strap in the existing intelligent wrist-worn equipment is solved.
The coaxial line 18 may cause a larger antenna differential loss of the antenna main body routing portion 14 under the condition of longer routing, the antenna main body routing portion reference ground 15 may be disposed on the first wristband 11, and the reference ground metal line of the coaxial line 18 is connected with the antenna main body routing portion reference ground, so as to implement an independent reference ground design of the antenna main body routing portion, and achieve an effect of reducing the antenna differential loss.
In this application design, the supplementary line portion 16 of walking of antenna can be connected with antenna chip, realize the antenna chip of the design of whole net expert and other antenna chips such as NFC antenna chip, FM antenna chip, WPC antenna chip, WIFI antenna chip in this design, can realize complete antenna coil return circuit after first metal buckle and second metal buckle lock to the realization is like LOOP antenna or FM, NFC, WPC, WIFI antenna etc..
Specifically, as shown in fig. 3, the smart wrist-worn device main body 10 further includes a second antenna chip 102 and a switch 103; the output of the second antenna chip 102 is connected to the switch 103, and the switch 103 is further connected to the antenna auxiliary trace portion 16 on the second wristband 12 through the metal wire 17; the ground reference metal wire of the coaxial wire 18 is connected to a ground reference provided in the smart wrist-worn device body, for example, a ground reference on the main board PCB. After the first metal buckle and the second metal buckle are buckled, the second antenna chip 102, the switch 103, the metal wire 17, the antenna auxiliary routing portion 16, the first metal buckle 131 and the second metal buckle 132, and the ground reference metal wire of the coaxial wire 18 are grounded to form a complete antenna loop, for example, a complete NFC antenna loop; the switch 103 is controlled by the main board control circuit to be turned on or off, and in order not to affect the working performance of the all-network antenna, the all-network antenna is controlled not to work when the second antenna is turned on for use.
Therefore, the design of the whole network communication antenna is realized, and simultaneously, the design of other antenna functions is compatible, so that the reconfiguration of a multiple antenna form is realized.
As described above, the first metal button 131 and the second metal button 132 may be internally or externally disposed, and the impedance of the electrical connection portion is small and does not contact with the skin, and the connection process of the two metal buttons needs to ensure the consistent electrical connection state, and is less affected by the functions of fastening, corrosion, and the like.
The antenna body routing portion 14, the first metal buckle 131 and the second metal buckle 132, and the antenna auxiliary routing portion 16 are all designed on the surface of the wristband, that is, the antenna body routing portion 14 and the first metal buckle 131 are arranged on the upper surface of the first wristband 11; the antenna auxiliary trace portion 16 and the second metal button 132 are disposed on the upper surface of the second wrist strap 12 to ensure that the antenna auxiliary trace portion and the second metal button are as far away from the human body as possible to increase the effective height of the antenna.
The antenna body wiring part 14 is arranged on the first wrist strap 11 by adopting an FPC (flexible printed circuit) process, a hard LDS (laser direct structuring) process or a stamping metal process; the antenna auxiliary trace portion 16 is disposed on the second wristband 12 by using an FPC process, a hard LDS process, or a stamped metal process.
Based on the antenna of the smart band device proposed above, the present application also proposes an antenna of a smart band device, as shown in fig. 4, an antenna body trace portion 44, an antenna body trace tuning portion 49, an antenna auxiliary trace portion 46, and a metal connection buckle portion; the antenna body trace portion 44 is disposed on the first wristband 41 of the smart wrist-worn device 40; the antenna auxiliary trace portion 46 is disposed on the second wristband 42 of the smart wrist-worn device 40; the antenna body wiring part 44 is connected with a signal source 401 arranged in the intelligent wrist-worn device body 40 through a coaxial line 48; the reference ground wire of the coaxial wire 48 is connected to the antenna body trace tuning section 49; the metal connecting buckle part comprises a first metal buckle 431 and a second metal buckle 432 which can be buckled with each other; the first metal buckle 431 is disposed at the end of the first wrist strap 41 and connected to the antenna body routing tuning part 49; a second metal 432 is buckled at the end of the second wrist strap 42 and connected with the antenna auxiliary trace portion 46; after the first metal buckle 431 and the second metal buckle 432 are buckled, the antenna main body routing tuning part 49 and the antenna auxiliary routing part 46 can be electrically connected.
The antenna main body wiring portion 44 adopts a multi-branch wiring design form, and can realize the bandwidth consideration of low frequency, medium frequency and high frequency.
When the first wristband 41 and the second wristband 42 are not buckled and connected through the first metal buckle 431 and the second metal buckle 432, the antenna body routing portion 44 is connected with the signal source 401 in the intelligent wrist-worn device body 40 through the coaxial line 48, specifically, the feeder line in the coaxial line 48 is connected with the signal source 401, so that the antenna body routing portion 44 realizes an antenna function in a free space radiation mode. The ground reference wire of the coaxial wire 48 is connected to the antenna main body trace tuning portion 49, so that the antenna main body trace tuning portion 49 serves as a tuning portion of the high-frequency trace portion of the antenna main body trace portion 44 to implement a high-frequency tuning function.
After a user wears the intelligent wrist-worn device on the wrist to buckle the first metal buckle 431 and the second metal buckle 432 to realize connection of the two wrist straps, the buckling of the first metal buckle and the second metal buckle realizes electrical conduction of the antenna main body routing tuning part 49 and the antenna auxiliary routing part 46, and the two parts jointly form an independent reference part in a dipole antenna form, as shown in fig. 5, at this time, the antenna is reconstructed into an antenna main body routing part 44 connected with a feeder part of the coaxial line 48 and an independent reference part connected with a reference ground metal wire part of the coaxial line 48; due to the fact that the independent reference ground of the antenna is partially increased, the antenna has a dipole antenna state in the middle and low frequency range, and the gain of the antenna can be increased on the middle and low frequency performance, the performance of the antenna is improved, and the technical problem that the performance of the antenna is reduced when the antenna is designed in a wrist strap in the existing intelligent wrist-worn device is solved.
In this application design, supplementary line portion 46 of walking of antenna can be connected with antenna chip, realize the antenna chip of the design of whole net expert and other antenna chips such as NFC antenna chip, FM antenna chip, WPC antenna chip, WIFI antenna chip in this design, can realize complete antenna coil return circuit after first metal buckle and second metal buckle lock to the realization is like LOOP antenna or FM, NFC, WPC, WIFI antenna etc..
Specifically, as shown in fig. 6, the smart wrist-worn device main body 40 further includes a second antenna chip 402 and a switch 403; the output of the second antenna chip 402 is connected to the switch 403, and the switch 403 is further connected to the antenna auxiliary trace portion 46 on the second wristband 42 through the metal wire 47; the ground reference metal wire of the coaxial wire 48 is connected to a ground reference provided in the smart wrist-worn device body, for example, a ground reference on the main board PCB. After the first metal buckle and the second metal buckle are buckled, the second antenna chip 402, the switch 403, the metal wire 47, the antenna auxiliary routing portion 46, the first metal buckle 431 and the second metal buckle 432, the antenna body routing tuning portion 49, and the ground reference metal wire of the coaxial wire 48 are grounded to form a complete antenna loop, for example, a complete NFC antenna loop; the switch 403 is controlled by the main board control circuit to be turned on or off, and in order not to affect the working performance of the all-network antenna, the all-network antenna is controlled not to work when the second antenna is turned on for use.
Therefore, the design of the whole network communication antenna is realized, and simultaneously, the design of other antenna functions is compatible, so that the reconfiguration of a multiple antenna form is realized.
As described above, the first metal button 431 and the second metal button 432 may be internally or externally disposed, and the impedance of the electrical connection portion is small and does not contact with the skin, and the connection process of the two metal buttons needs to ensure the consistent electrical connection state, and is less affected by the functions of fastening, corrosion, and the like.
The antenna body routing part 44, the antenna body routing tuning part 49, the first metal buckle 431 and the second metal buckle 432, and the antenna auxiliary routing part 46 are all designed on the surface of the wristband, that is, the antenna body routing part 44, the antenna body routing tuning part 49, and the first metal buckle 431 are arranged on the upper surface of the first wristband 41; the antenna auxiliary trace portion 46 and the second metal button 432 are disposed on the upper surface of the second wrist strap 42 to ensure that the antenna auxiliary trace portion is as far away from the human body as possible to increase the effective height of the antenna.
The antenna body wiring part 44 is arranged on the first wrist strap 41 by adopting an FPC (flexible printed circuit) process, a hard LDS (laser direct structuring) process or a stamping metal process; the antenna auxiliary trace portion 46 is disposed on the second wristband 42 by using an FPC process, a hard LDS process, or a stamped metal process.
Based on the antenna of two kinds of intelligent wrist strap equipment that above-mentioned provided, this application still provides an intelligent wrist strap equipment, installs the antenna of any kind of above-mentioned intelligent wrist strap equipment in this intelligent wrist strap equipment. The smart wristband device proposed in the present application is explained in detail below in three specific embodiments.
Implement one
As shown in fig. 7, the first wristband 71 is provided with an antenna body routing portion 74 and an antenna body routing tuning portion 79, the coaxial line 78 is connected to a signal source 701 in the smart watch body 70, the feeder line of the coaxial line 78 is connected to the antenna body routing portion 74, and the reference ground metal line of the coaxial line 48 is connected to the antenna body routing tuning portion 79; the antenna body trace tuning part 79 is connected with the first metal button 731; the second wristband 72 has an antenna auxiliary trace portion 76 attached to a second metal button 732. In this embodiment, the first metal button 731 and the second metal button 732 are metal surface button and surface button metal fastening holes, respectively. The antenna body trace portion 74 is in the form of a multi-branch trace and is divided into low-frequency, intermediate-frequency and high-frequency branches, and the reference ground metal wire in the coaxial wire 78 is connected to the antenna body trace tuning portion 79, so that the antenna body trace tuning portion 79 serves as a tuning portion of the antenna high-frequency trace.
Under the condition that the first metal buckle 731 and the second metal buckle 732 are not buckled, the antenna main body routing part 74 alone realizes a full-network antenna; the user wears the smart watch and can realize that the antenna realizes reconstructing after buckling first metal button 731 and second metal button 732. As shown in fig. 8, the antenna body trace tuning portion 79 and the antenna auxiliary trace portion 76 are electrically connected to form an independent reference ground portion in the form of a dipole antenna, whereby the antenna is reconfigured as: antenna body trace portion 74 connecting the feed lines in coaxial line 78 and the independent reference ground portion connecting the reference ground metal lines in coaxial line 78. The reference ground of the antenna is increased due to the addition of the auxiliary antenna routing part 76, so that the antenna has a dipole antenna shape in the middle and low frequency band, the gain of the antenna can be increased by 3dB in the middle and low frequency band, and the effect of improving the antenna performance after being worn by a user is achieved.
Example two
In this embodiment, a compatible design of the NFC antenna function is added on the basis of the first embodiment, as shown in fig. 9, after a user wears the smart watch to buckle the first metal buckle 731 and the second metal buckle 732, the NFC chip 702 is connected to the independent reference ground part in the first embodiment through the conduction of the switch 703 and the metal wire 77, and the reference ground metal wire in the coaxial wire 78 is grounded on the main board through the reference ground metal wire in the coaxial wire 78, so that a complete NFC antenna loop of the NFC chip 702, the switch 703, the metal wire 77, the independent reference ground and the reference ground metal wire-ground of the coaxial wire 78 is formed, the compatible design of the NFC antenna is realized, and in order not to affect the whole network communication working performance of the antenna, the whole network communication antenna is controlled not to work when the NFC antenna is used.
EXAMPLE III
As shown in fig. 10, the first wristband 91 is provided with an antenna body trace portion 94 and an antenna body trace portion reference ground 75, the coaxial line 98 is connected to a signal source 901 in the smart watch body 90, the feeder line thereof is connected to the antenna body trace portion 74, and the reference ground metal wire of the coaxial line 48 is connected to the antenna body trace portion reference ground 95; the antenna body trace portion 94 is connected to the first metal button 931; the second wristband 92 is provided with an antenna auxiliary trace portion 96, which is connected to a second metal button 932. In this embodiment, the first metal buckle 931 and the second metal buckle 932 are a metal buckle and a metal buckle hole respectively. The antenna body trace portion 94 is in the form of a multi-branch trace and is divided into low-frequency, intermediate-frequency and high-frequency branches, and the ground reference metal wire in the coaxial wire 98 is connected to the antenna body trace portion reference ground 95, so that the antenna body trace portion reference ground 95 serves as an independent reference ground of the antenna.
Under the condition that the first metal buckle 931 and the second metal buckle 932 are not buckled, the antenna main body wiring part 94 separately realizes a full-network antenna; the user wears the intelligent wrist-watch and can realize the antenna realization reconsitution after buckling first metal button 931 and second metal button 932 lock. As shown in fig. 11, the antenna main trace portion 94 and the antenna auxiliary trace portion 96 are electrically connected, so that the antenna auxiliary trace portion 96 becomes a branch antenna of the antenna main trace portion 94, and thus the antenna is reconfigured as: the antenna body routing part 94 of the feeder line connected to the coaxial line 98 and the antenna body routing reference part 95 of the reference ground metal line connected to the coaxial line 98 can improve the performance of the antenna under the wearing condition due to the increase of the antenna branches, enhance the standing wave depth and bandwidth of the original antenna, or increase the coverage of the original antenna or the lacking frequency band, and change the resonant frequency of the antenna to overcome the frequency offset phenomenon generated to the antenna after being worn by a human body.
Above-mentioned antenna and intelligent wrist strap equipment of intelligent wrist strap equipment that this application provided, set up antenna main part respectively on two wristbands of intelligent wrist strap equipment and the supplementary axle of antenna and walk line portion, through the lock of connecting respectively in the terminal metal of two wristbands, realize the electrical connection of walking the line on two wristbands, thereby can realize wearing the reconsitution of intelligent wrist strap equipment rear antenna at the user, can promote the antenna performance or the extension antenna frequency channel of original antenna through the reconsitution based on the different implementation modes such as increase antenna radiation area, increase antenna branch, increase antenna independent reference ground, still realized such as FM, NFC, the compatible design of antennas such as WPC.
It should be noted that the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and those skilled in the art should also make changes, modifications, additions or substitutions within the spirit and scope of the present invention.
Claims (10)
1. The antenna of the intelligent wrist-worn device is characterized by comprising an antenna main body wiring part, an antenna auxiliary wiring part and a metal connecting buckle part;
the antenna main body wiring part is arranged on a first wristband of the intelligent wrist-worn device; the antenna auxiliary wiring part is arranged on a second wristband of the intelligent wrist-worn device;
the antenna main body wiring part is connected with a signal source arranged in the intelligent wrist-worn device main body through a coaxial line;
the metal connecting buckle part comprises a first metal buckle and a second metal buckle which can be mutually buckled; the first metal buckle is arranged at the tail end of the first wrist strap and is connected with the antenna main body wiring part; the second metal buckle is arranged at the tail end of the second wrist strap and is connected with the antenna auxiliary wiring part; after the first metal buckle and the second metal buckle are buckled, the electric connection between the antenna main body routing part and the antenna auxiliary routing part can be realized.
2. The intelligent wrist-worn device antenna according to claim 1, wherein the intelligent wrist-worn device body further comprises a second antenna chip and a switch; the output of the second antenna chip is connected with the switch, and the switch is also connected with the auxiliary antenna wiring part on the second wrist strap through a metal wire; and a reference ground metal wire of the coaxial wire is connected with a reference ground arranged in the intelligent wrist-worn device main body.
3. The intelligent wrist-worn device antenna according to claim 1, wherein an antenna body trace portion reference ground is further disposed on the first wristband; and the reference ground metal wire of the coaxial wire is connected with the wiring part of the antenna main body in a reference mode.
4. The intelligent wrist-worn device antenna of claim 1, wherein the antenna body trace portion is in a multi-branch trace design.
5. The intelligent wrist-worn device antenna according to claim 1, wherein the antenna body trace portion and the first metal clasp are disposed on an upper surface of the first wristband; the antenna auxiliary wiring part and the second metal buckle are arranged on the upper surface of the second wrist strap.
6. The intelligent wrist-worn device antenna according to claim 1, wherein the antenna body trace portion is disposed on the first wristband using an FPC process, a hard LDS process, or a stamped metal process;
the antenna auxiliary wiring part is arranged on the second wrist strap by adopting an FPC (flexible printed circuit) process, a hard LDS (laser direct structuring) process or a stamping metal process.
7. The antenna of the intelligent wrist-worn device is characterized by comprising an antenna main body wiring part, an antenna main body wiring tuning part, an antenna auxiliary wiring part and a metal connecting buckle part;
the antenna main body wiring part is arranged on a first wristband of the intelligent wrist-worn device; the antenna auxiliary wiring part is arranged on a second wristband of the intelligent wrist-worn device;
the antenna main body wiring part is connected with a signal source arranged in the intelligent wrist-worn device main body through a coaxial line; the reference ground metal wire of the coaxial wire is connected with the antenna main body routing tuning part; the antenna main body routing tuning part is arranged on a first wristband of the intelligent wrist-worn device;
the metal connecting buckle part comprises a first metal buckle and a second metal buckle which can be mutually buckled; the first metal buckle is arranged at the tail end of the first wrist strap and is connected with the antenna main body routing tuning part; the second metal buckle is arranged at the tail end of the second wrist strap and is connected with the antenna auxiliary wiring part; after the first metal buckle and the second metal buckle are buckled, the electric connection between the antenna main body wiring tuning part and the antenna auxiliary wiring part can be realized.
8. The intelligent wrist-worn device antenna according to claim 7, wherein the intelligent wrist-worn device body further comprises a second antenna chip and a switch; the output of the second antenna chip is connected with the switch, and the switch is also connected with the auxiliary antenna wiring part on the second wrist strap through a metal wire; and a reference ground metal wire of the coaxial wire is connected with a reference ground arranged in the intelligent wrist-worn device main body.
9. The intelligent wrist-worn device antenna of claim 7, wherein the antenna body trace portion is in a multi-branch trace design.
10. The smart wrist-worn device, characterized in that an antenna of the smart wrist-worn device according to any one of claims 1 to 6 or an antenna of the smart wrist-worn device according to any one of claims 7 to 9 is provided.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710031008.8A CN106816693B (en) | 2017-01-17 | 2017-01-17 | Antenna of intelligent wrist-worn device and intelligent wrist-worn device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710031008.8A CN106816693B (en) | 2017-01-17 | 2017-01-17 | Antenna of intelligent wrist-worn device and intelligent wrist-worn device |
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| Publication Number | Publication Date |
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| CN106816693A CN106816693A (en) | 2017-06-09 |
| CN106816693B true CN106816693B (en) | 2020-01-03 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108512564B (en) * | 2018-05-31 | 2024-03-19 | 大连锐勃电子科技有限公司 | Wristband device applying variable frequency antenna |
| CN111430886B (en) * | 2020-03-26 | 2021-03-02 | RealMe重庆移动通信有限公司 | Wearable device |
| CN111384586B (en) * | 2020-03-27 | 2021-08-24 | 维沃移动通信有限公司 | Wearable equipment |
| CN111653863B (en) * | 2020-06-08 | 2022-04-19 | 安徽华米信息科技有限公司 | Wearable device and antenna adjusting method thereof |
| CN112165545A (en) * | 2020-09-29 | 2021-01-01 | 维沃移动通信有限公司 | Wearable electronic device, antenna control method, and storage medium |
| CN112216957B (en) * | 2020-09-29 | 2023-12-01 | 维沃移动通信有限公司 | Wearable electronic device, antenna control method, and storage medium |
| CN115528418A (en) * | 2021-06-26 | 2022-12-27 | 华为技术有限公司 | Antenna unit and electronic device |
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| JPS6353446A (en) * | 1986-08-23 | 1988-03-07 | Matsushita Electric Works Ltd | Beam type sensor |
| US5179733A (en) * | 1990-04-23 | 1993-01-12 | Seiko Epson Corporation | Wristwatch band with radio antenna |
| DE60328274D1 (en) * | 2003-07-18 | 2009-08-20 | Tissot Sa | Clasp for a bracelet equipped with an antenna and bracelet comprising this clasp |
| JP2007085821A (en) * | 2005-09-21 | 2007-04-05 | Citizen Watch Co Ltd | Wrist watch type apparatus |
| US20140378853A1 (en) * | 2011-10-20 | 2014-12-25 | George Anthony McKinney | Universal wearable limb band mounting, powering and providing an antenna for, diverse physiological sensors and monitors |
| TW201427181A (en) * | 2012-12-25 | 2014-07-01 | Compal Electronics Inc | Multi-band antenna |
| US20160072177A1 (en) * | 2014-09-08 | 2016-03-10 | Aliphcom | Antennas and methods of implementing the same for wearable pods and devices that include metalized interfaces |
| CN204179203U (en) * | 2014-09-18 | 2015-02-25 | 南京哇喔电子科技有限公司 | The GSM antenna structure of watch style wearable device |
| CN205355237U (en) * | 2016-01-29 | 2016-06-29 | 广东欧珀移动通信有限公司 | Antenna system and mobile terminal |
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Address after: 266100 No. 151, Zhuzhou Road, Laoshan District, Shandong, Qingdao Patentee after: Qingdao Hisense Mobile Communication Technology Co.,Ltd. Address before: 266100 No. 151, Zhuzhou Road, Laoshan District, Shandong, Qingdao Patentee before: HISENSE MOBILE COMMUNICATIONS TECHNOLOGY Co.,Ltd. |