Intelligent watch
Technical field
The present invention relates to a kind of intelligent watch.
Background technology
At present, wrist-watch is more and more intelligent, and various functions is also gradually improved, the most current phone wrist-watch, the most universal, the most present fitness campaign wrist-watch, and it typically is provided with pulse wave detector for pulse situation detecting user etc.;But a wrist-watch simply detection device itself, is arranged if he needs communication with the outside world to be accomplished by preferable communication structure, often wrist-watch due to body worn, most of the time is blocked by clothes again, bad wrist-watch near arm, is therefore designed again in bottom surface, and its correspondence with foreign country ability is excessively poor.
Summary of the invention
It is an object of the invention to overcome disadvantages described above, it is provided that a kind of intelligent watch.
For achieving the above object, the concrete scheme of the present invention is as follows: a kind of intelligent watch, includes watchcase, and described watchcase is respectively equipped with that screen arranges layer, circuit arranges layer, battery arranges layer, division board arranges layer, communication antenna arranges layer, drain pan from top to bottom;Screen arranges layer and is provided with and touches display screen, circuit and arrange that layer is provided with circuit arrangement, battery is provided with the battery for powering with touch display screen for circuit arrangement in arranging layer;Described division board arranges layer and is provided with separator;Described communication antenna arranges layer and is provided with communication antenna;
Described circuit arrangement includes pulse wave detector that main controller is connected and the communicator for communication with the outside world with main controller signal;Described touch display screen is connected with main controller signal, and described communicator is connected with main controller and communication antenna signal respectively.
Wherein, described communication antenna includes the first PCB substrate of circle, is located at the microstrip antenna of the first PCB substrate end face;Described microstrip antenna includes that size is identical and symmetrical first radiating element and the second radiating element;Each radiating element all includes the first radiation arm in arcuation, described first radiation arm extends the second radiation arm of a triangle to center, described first radiation arm also extends the 3rd radiation arm of a triangle to center, in the region that described second radiation arm is located at the 3rd radiation arm and the first radiation arm surrounds;Also include the 4th trapezoidal radiation arm extended from the first radiation arm to center, in the region that described 3rd radiation arm is located at the 4th radiation arm and the first radiation arm surrounds;The trapezoidal straight flange of described 4th radiation arm is provided with multiple semicircular isolation breach;Described first radiating element includes the first parasitic oscillator arms that hypotenuse extends obliquely from of its 4th radiation arm, and the free end of the described first parasitic oscillator arms has also laterally extended the second parasitic oscillator arms;Described second radiating element includes the trixenie oscillator arms that a lower hypotenuse of the 4th radiation arm from it extends obliquely, and the free end of described trixenie oscillator arms has also laterally extended the 4th parasitic oscillator arms;
Being provided with rectangle parasitism oscillator unit between said two radiating element, the limit, two, left and right of described rectangle parasitism oscillator unit is zigzag, and the centre of described rectangle parasitism oscillator unit is provided with multiple rectangular indentation side by side;
The described first PCB substrate back side is provided with two feed coupling apertures corresponding with two the first oscillator arms respectively;
Described separator is the separator of disc shaped, and described separator includes the second PCB substrate, and the circular magnetic flow metering-orifice being located in the second PCB substrate;End face in described second PCB substrate is additionally provided with laterally zygomorphic two isolation strip, each described isolation strip includes lateral isolation bar, the two ends of described lateral isolation bar are provided with the first vertical isolation bar, extend from lateral isolation bar between two the first vertical isolation bars and have and the first vertical isolation bar the second vertical isolation bar in the same direction, described second vertical isolation bar is shorter than the length of the first vertical isolation bar, extend from lateral isolation bar in the middle of said two the second vertical isolation bar and have and the first vertical isolation bar the 3rd spacer bar in the same direction, described 3rd spacer bar is shorter than the length of the second vertical isolation bar.
Wherein, described second radiation arm is identical by the angular dimension at paracentral angle with the 3rd radiation arm by the angle at paracentral angle, and is all higher than 15 ° and less than 60 °.
Wherein, if the distance between rectangular indentation is M;If the quantity of rectangular indentation is N;If the second parasitic oscillator arms is identical with the length of the 4th parasitic oscillator arms and length is all set to K;Described K=M*0.25*N;The unit of described M and K is millimeter.
Wherein, described second radiation arm by paracentral angle angle for 35 degree.
Wherein, the edge of the end face of described first PCB substrate is provided with circle first cage ring, and the edge of the bottom surface of the first PCB substrate is provided with circle second cage ring.
Wherein, concrete described M is 0.8mm;Described N is 48, a length of 9.6mm of described K.
Wherein, described circuit arrangement is additionally provided with for the bluetooth module with extraneous Bluetooth communication, and described bluetooth module is connected with main controller signal;
Wherein, described circuit arrangement is additionally provided with the Big Dipper positioner for location, and described Big Dipper positioner is connected with main controller signal;
The invention have the benefit that and arranged by rational structure, antenna is located at bottom one layer, increasing again isolating device between antenna and circuit arrangement, therefore signal of communication can preferably be attached with the external world.
Accompanying drawing explanation
Fig. 1 is the sectional view of watchcase of the present invention;
Fig. 2 is the schematic diagram of circuit arrangement of the present invention;
Fig. 3 is the top view of the communication antenna of the present invention;
Fig. 4 is the top view of the separator of the present invention;
Fig. 5 is the upward view of first PCB substrate of the present invention;
Fig. 6 is the top view of the communication antenna of the present invention;
Fig. 7 is the frequency range emulation testing figure that communication antenna and the separator of the present invention does not conforms to timing;
Fig. 8 is the communication antenna frequency range emulation testing figure with separator conjunction timing of the present invention;
Fig. 9 is the directional diagram of the communication antenna of the present invention;
Description of reference numerals in Fig. 1 to Fig. 9:
1-watchcase;11-touches display screen;12-circuit arranges layer;13-battery arranges layer;14-division board arranges layer;15-communication antenna arranges layer;16-drain pan;
2-main controller;3-communicator;4-pulse wave detector;5-Big Dipper positioner;6-bluetooth module;
71-the first PCB substrate;711-the first cage ring;712-the first radiation arm;713-the second radiation arm;714-the 3rd radiation arm;715-the 4th radiation arm;The parasitic oscillator arms of 716-first;The parasitic oscillator arms of 717-second;721-rectangle parasitism oscillator unit;722-rectangular indentation;731-trixenie oscillator arms;The parasitic oscillator arms of 732-the 4th;741-the second cage ring;742-feeds coupling aperture;
8-the second PCB substrate;81-lateral isolation bar;82-the first vertical isolation bar;83-the second vertical isolation bar;The straight spacer bar of 84-the 3rd.
Detailed description of the invention
The present invention is further detailed explanation with specific embodiment below in conjunction with the accompanying drawings, is not that the practical range of the present invention is confined to this.
Embodiment 1:
As shown in Figures 1 to 9, a kind of intelligent watch described in the present embodiment, include watchcase 1, described watchcase 1 is respectively equipped with that screen arranges layer, circuit arranges layer 12, battery arranges layer 13, division board arranges layer 14, communication antenna arranges layer 15, drain pan 16 from top to bottom;Screen arranges layer and is provided with and touches display screen 11, circuit and arrange that layer 12 is provided with circuit arrangement, battery is provided with in arranging layer 13 for for circuit arrangement and the battery touching display screen 11 power supply;Described division board arranges layer 14 and is provided with separator;Described communication antenna arranges layer 15 and is provided with communication antenna;Described circuit arrangement includes pulse wave detector 4 that main controller 2 is connected and the communicator 3 for communication with the outside world with main controller 2 signal;Described touch display screen 11 is connected with main controller 2 signal, and described communicator 3 is connected with main controller 2 and communication antenna signal respectively.Being arranged by rational structure, antenna is located at bottom one layer, increase again isolating device between antenna and circuit arrangement, therefore signal of communication can preferably be attached with the external world.
A kind of intelligent watch described in the present embodiment, described communication antenna includes the first PCB substrate 71 of circle, is located at the microstrip antenna of the first PCB substrate 71 end face;Described microstrip antenna includes that size is identical and symmetrical first radiating element and the second radiating element;Each radiating element all includes the first radiation arm 712 in arcuation, described first radiation arm 712 extends the second radiation arm 713 of a triangle to center, described first radiation arm 712 also extends the 3rd radiation arm 714 of a triangle to center, and described second radiation arm 713 is located in the region that the 3rd radiation arm 714 and the first radiation arm 712 surround;Also including the 4th trapezoidal radiation arm 715 extended from the first radiation arm 712 to center, described 3rd radiation arm 714 is located in the region that the 4th radiation arm 715 and the first radiation arm 712 surround;The trapezoidal straight flange of described 4th radiation arm 715 is provided with multiple semicircular isolation breach;Described first radiating element includes the first parasitic oscillator arms 716 that hypotenuse extends obliquely from of its 4th radiation arm 715, and the free end of the described first parasitic oscillator arms 716 has also laterally extended the second parasitic oscillator arms 717;Described second radiating element includes the trixenie oscillator arms 731 that a lower hypotenuse of the 4th radiation arm 715 from it extends obliquely, and the free end of described trixenie oscillator arms 731 has also laterally extended the 4th parasitic oscillator arms 732;Being provided with rectangle parasitism oscillator unit 721 between said two radiating element, the limit, two, left and right of described rectangle parasitism oscillator unit 721 is zigzag, and the centre of described rectangle parasitism oscillator unit 721 is provided with multiple rectangular indentation 722 side by side;Described first PCB substrate 71 back side is provided with two feed coupling apertures 742 corresponding with two the first oscillator arms respectively;Described separator is the separator of disc shaped, and described separator includes the second PCB substrate 8, and is located at the circular magnetic flow metering-orifice in the second PCB substrate 8;End face in described second PCB substrate 8 is additionally provided with laterally zygomorphic two isolation strip, each described isolation strip includes lateral isolation bar 81, the two ends of described lateral isolation bar 81 are provided with the first vertical isolation bar 82, extend from lateral isolation bar 81 between two the first vertical isolation bars 82 and have and the first vertical isolation bar 82 the second vertical isolation bar 83 in the same direction, the length of described second vertical isolation bar 83 to the first vertical isolation bar 82 is short, extend from lateral isolation bar 81 in the middle of said two the second vertical isolation bar 83 and have and the first vertical isolation bar 82 the 3rd spacer bar in the same direction, described 3rd spacer bar is shorter than the length of the second vertical isolation bar 83.Designed by the microstrip circuit structure not less than 550 times, and by being not less than under 500 l-G simulation tests and parameter adjustment, finally determine above-mentioned antenna structure and matched partition plate structure, this antenna possesses wider frequency range and preferable isolation and directivity and gain performance with division board when coordinating, comply fully with use requirement, improve the communication performance of wrist-watch.
Especially when removing this structural insulated panel or placing common metal division board, such as Fig. 7, this beamwidth of antenna available frequency range is still up to 1.7GHz to 2.65GHz;Substantially meeting the requirement of communications band, its gain is the highest, and in frequency band, average gain is more than 8.952dBi;Meet actually used needs.The design of this shape division board is also to be drawn by emulation and continuous EXPERIMENTAL DESIGN, wherein, screw stereo antenna is included when this division board being placed other prior art antennas and coordinating, its matching is the highest, and isolation performance strengthens inconspicuous, when testing ordinary antennas, this division board in cooperation, average gain increases 0.01-0.15dBi or does not increases, and isolation performance is constant, and frequency range is without changing.And the emulation before reality test with test is appreciated that, test when the communication antenna in this programme coordinates with the division board of this programme, the bandwidth of the communication antenna of this programme, isolation, gain aspect all exceed Antenna Design when being not added with division board, the simulation value such as Fig. 8 after wherein coordinating.This integrated antenna system bandwidth available frequency range has reached 1.6GHz to 2.85GHz;Its gain the most substantially increases, and in frequency band, average gain is more than 9.4dBi, compares rising about 0.3dBi;If additionally isolation in its isolation figure frequency band, isolation performance preferably, such as Fig. 8, can be seen that in S3 isolation is more than 25.5dB in frequency range.Its directivity, as described in Figure 9, it is omni-directional antenna.
Embodiment 2:
A kind of intelligent watch described in the present embodiment, the difference with embodiment 1 is, is provided with concrete preferred parameter so that antenna structure is more stable, and every communication performance is relatively reliable stable, does not beats;Described second radiation arm 713 is identical by the angular dimension at paracentral angle with the 3rd radiation arm 714 by the angle at paracentral angle, and is all higher than 15 ° and less than 60 °.A kind of intelligent watch described in the present embodiment, if the distance between rectangular indentation 722 is M;If the quantity of rectangular indentation 722 is N;If the second parasitic oscillator arms 717 is identical with the length of the 4th parasitic oscillator arms 732 and length is all set to K;Described K=M*0.25*N;The unit of described M and K is millimeter.After arranging above-mentioned parameter restriction, being found by great many of experiments and emulation, its gain is more stable, and isolation is also maintained at higher level.Above-mentioned parameter draws in constantly test and adjustment, and it is the most stable design parameter optimal with performance, and concrete actual test is tied HFSS15 computed in software and drawn, this total system beamwidth of antenna available frequency range is at 1.6GHz to 2.8GHz internal frequency modulation;In frequency band, average gain is more than 9.35dBi, and impedance reduces;In frequency range, isolation is more than 26dB;Find in reality is tested, the change of external environment, as temperature, magnetic field impact change within the specific limits, such as temperature amplitude of variation about 10 degree, use above-mentioned parameter and during special value, very by force, frequency range conservation degree is preferable for its stability.
Preferably, a kind of intelligent watch described in the present embodiment, described second radiation arm 713 by paracentral angle angle for 35 degree.A kind of intelligent watch described in the present embodiment, the edge of the end face of described first PCB substrate 71 is provided with circle first cage ring 711, and the edge of the bottom surface of the first PCB substrate 71 is provided with circle second cage ring 741.For increasing isolation bottom the first PCB substrate 71.A kind of intelligent watch described in the present embodiment, concrete described M is 0.8mm;Described N is 48, a length of 9.6mm of described K.
A kind of intelligent watch described in the present embodiment, described circuit arrangement is additionally provided with for the bluetooth module 6 with extraneous Bluetooth communication, and described bluetooth module 6 is connected with main controller 2 signal.For getting around third party's network, direct and target device carries out two-way communication.
A kind of intelligent watch described in the present embodiment, described circuit arrangement is additionally provided with the Big Dipper positioner 5 for location, and described Big Dipper positioner 5 is connected with main controller 2 signal;Using China's Big Dipper positioner 5, precision is high, and power saving is effective.
The above is only a preferred embodiment of the present invention, therefore all equivalence changes done according to structure, feature and the principle described in present patent application scope or modification, it is included in the protection domain of present patent application.