CN206481297U - A kind of intelligent watch and its array signal processing circuit - Google Patents
A kind of intelligent watch and its array signal processing circuit Download PDFInfo
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- CN206481297U CN206481297U CN201621468881.0U CN201621468881U CN206481297U CN 206481297 U CN206481297 U CN 206481297U CN 201621468881 U CN201621468881 U CN 201621468881U CN 206481297 U CN206481297 U CN 206481297U
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- antenna
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- microprocessor
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- intelligent watch
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Abstract
The utility model discloses a kind of intelligent watch and its array signal processing circuit.The array signal processing circuit includes：Sensor module, microprocessor, antenna body and the antenna tuning circuit with multiple tuning paths, antenna body include a signal feed and multiple earth points；Antenna tuning circuit is connected between intelligent watch signal source and the signal feed of antenna body, and microprocessor is connected with sensor module, antenna tuning circuit and antenna body respectively；Sensor module will be detected close to induced signal and be sent to microprocessor, and microprocessor is received close to induced signal, and obtained control signal control antenna tuning circuit and switched to corresponding tuning path, and control antenna body switches corresponding earth point ground connection.Input control tuning path and the selection of antenna body earth point of the utility model by microprocessor according to sensor module, complete the adjustment of antenna performance, make Antenna Operation in optimum state, lift the quality of aerial signal.
Description
Technical field
The utility model is related at intelligent watch Antenna Design field, more particularly to a kind of intelligent watch and its aerial signal
Manage circuit.
Background technology
During the Antenna Design of intelligent watch, the performance of free space pattern designing antenna is typically based on, i.e., by intelligence
Energy wrist-watch is placed in free space, the various parameters needed for designing antenna is obtained, based on these parameter designing intelligent watch
Antenna.So, after the completion of the Antenna Design in usual intelligent watch, what the antenna performance of intelligent watch was also to determine.
However, during the use of intelligent watch, use environment and the free space environment of intelligent watch have significant poor
Different, such as when using intelligent watch, the external factor such as user's wrist, body can cause antenna performance to deteriorate, final influence
Consumer's Experience.
Utility model content
In view of foregoing description, based on a purpose of the present utility model, the utility model provides intelligent watch and its day
Line signal processing circuit, with solve intelligent watch design after the completion of, what antenna performance was to determine, it is impossible to be applicable different wearing states
The problem of.
To reach above-mentioned purpose, what the technical solution of the utility model was realized in：
On the one hand, the utility model provides a kind of array signal processing circuit of intelligent watch, including：Sensor die
Group, microprocessor, antenna body and the antenna tuning circuit with multiple tuning paths, the antenna body include a signal
Feed point and multiple earth points；
Antenna tuning circuit is connected between intelligent watch signal source and the signal feed of antenna body, microprocessor difference
It is connected with sensor module, antenna tuning circuit and antenna body；
Sensor module will be detected close to induced signal and be sent to microprocessor, and microprocessor is received close to sensing letter
Number, and control signal is obtained, control antenna tuning circuit to switch to corresponding tuning path, and control day by control signal
Line body switches corresponding earth point ground connection.
On the other hand, the utility model provides a kind of intelligent watch, including above-mentioned array signal processing circuit, antenna
Microprocessor in signal processing circuit detects the wearing state of intelligent watch, and the antenna system to intelligent watch is adjusted.
The beneficial effects of the utility model are：The utility model is examined by setting sensor module using sensor module
What is measured determines the wearing state of intelligent watch close to induced signal, and then switching antenna tuning circuit extremely wears shape corresponding to this
The tuning path of state, and switching antenna body make the antenna system of intelligent watch to the earth point for corresponding to the wearing state
Automatically it is applied to current wearing state, it is ensured that the antenna system of intelligent watch antenna performance under current wearing state is optimal,
Improve the quality of aerial signal.
Brief description of the drawings
The structured flowchart for the array signal processing circuit that Fig. 1 provides for the utility model embodiment；
The array signal processing circuit diagram that Fig. 2 provides for the utility model embodiment；
The structured flowchart for the intelligent watch that Fig. 3 provides for the utility model embodiment.
Embodiment
It is new to this practicality below in conjunction with accompanying drawing to make the purpose of this utility model, technical scheme and advantage clearer
Type embodiment is described in further detail.
At present, intelligent watch increasingly develops towards the direction such as frivolous, compact, is limited to the volume of intelligent watch, is setting
When counting the antenna system of intelligent watch, an antenna is generally only designed, an antenna is difficult to take into account different wearing states.Therefore,
After the completion of intelligent watch design, what antenna performance was to determine, antenna performance is not good under different wearing states.
For above-mentioned situation, wearing for intelligent watch can be distinguished close to induced signal based on what sensor module was detected
The objective fact of state, global design thought of the present utility model is：Sensor module is set in intelligent watch, sensing is utilized
The wearing state that detection intelligent watch is aided in close to induced signal that device module is detected, according to the wearing state control of intelligent watch
Respective change occurs for the antenna system of intelligent watch processed.
Embodiment one
The structured flowchart for the array signal processing circuit that Fig. 1 provides for the utility model embodiment, as shown in figure 1, the day
Line signal processing circuit includes：Sensor module 11, microprocessor 12, antenna body 13 and the antenna with multiple tuning paths
Tuning circuit 14, antenna body 13 includes a signal feed and multiple earth points；Wherein, antenna tuning circuit includes at least two
Individual tuning path, antenna body includes at least two earth points, and tunes the quantity that the quantity of path is equal to earth point.
Antenna tuning circuit 14 is connected between the signal feed of intelligent watch signal source 15 and antenna body 13, microprocessor
Device 12 is connected with sensor module 11, antenna tuning circuit 14 and antenna body 13 respectively；
Sensor module 11 will detect close to induced signal and be sent to microprocessor 12, and microprocessor 12 receives close
Induced signal, and control signal is obtained according to close to induced signal, control antenna tuning circuit to switch to phase by control signal
The tuning path answered, and control antenna body switch corresponding earth point ground connection.
Wherein, sensor module includes the one or more in range sensor, temperature sensor or acceleration transducer,
Accordingly, the one or more in being distance signal, temperature signal or signal for faster close to induced signal.
The present embodiment determines intelligence by setting sensor module, using what sensor module was detected close to induced signal
The wearing state of wrist-watch, and then switch antenna tuning circuit to the tuning path for corresponding to the wearing state, and switching antenna
Body makes the antenna system of intelligent watch be applied to current wearing state automatically to the earth point for corresponding to the wearing state,
The antenna system of guarantee intelligent watch antenna performance under current wearing state is optimal, improves the quality of aerial signal.
It should be noted that a tuning path of antenna tuning circuit corresponds to one of antenna body in the present embodiment
A kind of wearing state of earth point, a tuning path and the corresponding earth point joint correspondence intelligent watch of the tuning path, i.e.,
The tuning path of antenna tuning circuit and the earth point of antenna body are corresponded, wearing state and the tuning path of intelligent watch
Corresponded with earth point., it is necessary to first determine the possible wearing state of intelligent watch (can be determined by experiment statisticses) when realizing,
Then, it is determined that on antenna body each earth point position, and determine antenna tuning circuit each tuning path matching
Impedance, makes a tuning path and an earth point correspond to a kind of wearing state, it is ensured that the antenna system of intelligent watch is every
Plant antenna performance under wearing state optimal.
In an implementation of the present embodiment, array signal processing circuit is also opened including first switching element and second
Element is closed, first switching element and second switch element include control end, movable contact and multiple stationary contacts；
The movable contact of first switching element is connected with intelligent watch signal source, each stationary contact and day of first switching element
The corresponding tuning path connection of line tuning circuit, the control end of first switching element is connected with microprocessor；Second switch
The movable contact ground connection of element, each stationary contact earth point connection corresponding with antenna body of second switch element, second
The control end of switch element is connected with microprocessor；
Microprocessor controls first switching element and second by first switching element and the control end of second switch element
Switch element switches.
By setting control of the switch element support microprocessor to antenna tuning circuit and antenna body, circuit realiration letter
Single, component is few, will not take the excessive installing space of intelligent watch.
In actual applications, array signal processing circuit also includes radio circuit and baseband processing circuitry, radio circuit point
Movable contact not with baseband processing circuitry and first switching element is connected, and baseband processing circuitry is connected with intelligent watch signal source,
Baseband processing circuitry, radio circuit, antenna tuning circuit and antenna body constitute the radio frequency path of aerial signal, intelligent watch letter
The transmission signal in number source is launched by the radio frequency path, and the aerial signal that antenna body is received is transmitted by radio frequency path
To intelligent watch.
To describe the array signal processing process of the present embodiment in detail, illustrated by a specific embodiment.For just
In explanation, it is assumed that the wearing state of intelligent watch includes own spatiality in this specific embodiment and hand wears state.
The array signal processing circuit diagram that Fig. 2 provides for the utility model embodiment, as shown in Fig. 2 the antenna is believed
Number process circuit includes：Sensor module 11, microprocessor 12, antenna body 13, the antenna tuning with multiple tuning paths
Circuit 14, radio circuit 16, baseband processing circuitry 17, first switching element 18 and second switch element 19；First switching element
18 and second switch element 19 include control end, movable contact and stationary contact.
Above-mentioned it is assumed that corresponding based on this specific embodiment, antenna tuning circuit 14 includes two tuning paths, respectively
For tuning path Rt1 and tuning path Rt2；Exemplarily, as shown in Fig. 2 tuning path Rt1 include inductance L1, electric capacity C1 and
C2, inductance L1 one end are connected with one of stationary contact of first switching element 18, inductance the L1 other end and antenna body
Signal feed connection, electric capacity C1 one end, electric capacity C2 one end is connected to inductance L1 two ends, and electric capacity C1's is another
End, electric capacity C2 other end ground connection；Tuning path Rt2 includes inductance L2, L3 and electric capacity C3, inductance L2 one end and first switch
Another stationary contact connection of element 18, the inductance L2 other end and the signal feed of antenna body are connected, inductance L3 one end,
Electric capacity C3 one end is connected to inductance L2 two ends, the inductance L3 other end, electric capacity C3 other end ground connection.
It should be noted that Fig. 2 is to illustrate tuning path for pi-network structure, the present embodiment does not limit tune
The circuit structure of humorous path, during design, tuning path can also be T-shaped circuit structure, well type circuit structure etc..
The above-mentioned of this specific embodiment is still based on it is assumed that corresponding, antenna body 13 includes a signal feed Feeding
With two earth points, respectively earth point Gnd1 and earth point Gnd2；Exemplarily, as shown in Fig. 2 signal feed Feeding
Between earth point Gnd1 and earth point Gnd2.It should be noted that Fig. 2 is to illustrate two earth points and signal
Position of the feed point on antenna body, the present embodiment does not limit the shape and earth point and signal feed of antenna body in antenna
Position on body.
The letter of one end of tuning path Rt1 in the present embodiment and tuning path Rt2 one end respectively with antenna body 13
Number feed point Feeding connections, the tuning path Rt1 other end and tune the path Rt2 other end respectively with first switching element
18 two stationary contacts connection, the earth point Gnd1 and earth point Gnd2 of antenna body 13 respectively with second switch element 19 two
Individual stationary contact connection；The one end of first switching element 18 and the control end of second switch element 19 with microprocessor 12 is connected,
The other end of microprocessor 12 is connected with sensor module 11；The movable contact of first switching element 18 and one end of radio circuit 16
Connection, the other end connection baseband processing circuitry 17 of radio circuit 16, the movable contact ground connection of second switch element 19.
The microprocessor 12 of this specific embodiment is as follows based on the antenna system performance that control signal adjusts intelligent watch：
Sensor module 11 will detect close to induced signal and be sent to microprocessor 12, and microprocessor 12 is close according to this
Induced signal judges the current wearing state of intelligent watch, is believed according to the corresponding control of wearing state generation that intelligent watch is current
Number.
Assumed as before, the wearing state in this specific embodiment is either free space state or is that hand wears state, because
This microprocessor 12 can generate high level or low level, utilize high level or low level control first switching element 18 and second
The switching of switch element 19, now first switching element 18 and second switch element 19 can be by control end input it is high,
The single-pole double-throw switch (SPDT) of low level control.
Exemplarily, it is assumed that microprocessor 12 judges intelligent watch and state is currently worn for hand, and accordingly, microprocessor 12 is given birth to
First switching element 18 and the control end of second switch element 19 are controlled into high level, the movable contact of first switching element 18 is controlled
Contacted with connection tuning path Rt1 stationary contact, the movable contact of control second switch element 19 is with being connected the quiet of earth point Gnd1
Contact, and then the matching impedance for tuning path Rt1 is utilized to the aerial signal from antenna body or from Base-Band Processing
The transmission signal of circuit is tuned processing, and utilizes the corresponding antenna performances of earth point Gnd1 (such as launch/receive power)
Dual-mode antenna signal.
It should be noted that the antenna body 13 in Fig. 2 can also include an earth point and two signal feeds, this
When, the earth point ground connection of antenna body, two signal feeds of antenna body connect with two stationary contacts of second switch element respectively
Connect, the movable contact connection antenna tuning circuit of second switch element, the control end of second switch element is connected with microprocessor.
Embodiment two
Based on the identical technical concept of embodiment one, present embodiments provide a kind of intelligent watch；It should be noted that
Array signal processing circuit in the present embodiment is not limited only to intelligent watch, can also be other wearable devices, such as intelligent hand
The wearable device of the miniaturizations such as ring, intelligent waistband, intelligent glasses, sets array signal processing electricity in other wearable devices
The mode on road can be found in the present embodiment.
The structured flowchart for the intelligent watch that Fig. 3 provides for the utility model embodiment, as shown in figure 3, the intelligence of the present embodiment
The microprocessor that energy wrist-watch is included in array signal processing circuit 31, the array signal processing circuit 31 can detect intelligent watch
Wearing state, and the antenna system of intelligent watch is adjusted.
The circuit structure reference implementation example one of the array signal processing circuit 31 of the present embodiment, will not be repeated here.
In the design process, it is the space of saving intelligent watch, and section component, the microprocessor in the present embodiment is
Judgement, calculating, control that microprocessor is performed in the central controller CPU of intelligent watch, i.e. array signal processing circuit etc. is dynamic
Make to be performed by the central controller CPU of intelligent watch.
The central controller CPU of intelligent watch is the arithmetic core and control core of intelligent watch, can be according to intelligent watch
Function realize that the component of central controller CPU and intelligent watch is attached, if intelligent watch support touch screen functionality, intelligence
The touch-screen of wrist-watch should be connected with central controller.
Baseband processing circuitry in usual array signal processing circuit is also substantially a microcontroller, therefore, day
Baseband processing circuitry in line signal processing circuit can also be the central controller CPU of intelligent watch.
For the automatic switchover for the antenna system for describing intelligent watch in detail, the present embodiment is accomplished in the following manner scheme and said
It is bright：
Antenna tuning circuit in array signal processing circuit includes the first tuning path and second tune path, each to adjust
The matching impedance of humorous path is different；Antenna body includes a signal feed and the first earth point and the second earth point；
Microprocessor generates high level or low level according to what sensor module was sent close to induced signal, passes through high level
Or low level control antenna tuning circuit switches to the first tuning path or second tune path, and pass through high level or low electricity
Flat control antenna body switches the first earth point or the second earth point is connected to ground.Wherein, microprocessor is to tuning path and connects
The switching control in place, refers to the switching of first switching element 18 and second switch element 19 in Fig. 2, will not be repeated here.
For the ease of clearly describing the technical scheme of the utility model embodiment, in the embodiment of utility model, use
Printed words such as " first ", " second " are to function and act on essentially identical identical entry or similar item makes a distinction, art technology
Personnel are appreciated that the printed words such as " first ", " second " are not defined to quantity and execution order.
It is described above, embodiment only of the present utility model, under above-mentioned teaching of the present utility model, this area
Technical staff can carry out other improvement or deformation on the basis of above-described embodiment.It will be understood by those skilled in the art that
Above-mentioned specific descriptions are more preferable explanation the purpose of this utility model, and protection domain of the present utility model should be with claim
Protection domain be defined.
Claims (10)
1. a kind of array signal processing circuit of intelligent watch, it is characterised in that including：Sensor module, microprocessor, antenna
Body and the antenna tuning circuit with multiple tuning paths, the antenna body include a signal feed and multiple ground connection
Point；
Antenna tuning circuit is connected between intelligent watch signal source and the signal feed of antenna body, microprocessor respectively with biography
Sensor module, antenna tuning circuit and antenna body connection；
Sensor module will be detected close to induced signal and be sent to microprocessor, and microprocessor is received close to induced signal,
And control signal is obtained, control antenna tuning circuit to switch to corresponding tuning path, and control antenna by control signal
Body switches corresponding earth point ground connection.
2. array signal processing circuit according to claim 1, it is characterised in that also including first switching element and second
Switch element, first switching element and second switch element include control end, movable contact and multiple stationary contacts；
The movable contact of first switching element is connected with intelligent watch signal source, and each stationary contact and the antenna of first switching element are adjusted
The humorous corresponding tuning path connection of circuit, the control end of first switching element is connected with microprocessor；
The movable contact ground connection of second switch element, each stationary contact ground connection corresponding with antenna body of second switch element
Point connection, the control end of second switch element is connected with microprocessor；
Microprocessor controls first switching element and second switch by first switching element and the control end of second switch element
Element switches.
3. array signal processing circuit according to claim 2, it is characterised in that antenna tuning circuit includes at least two
Path is tuned, antenna body includes at least two earth points, and tunes the quantity that the quantity of path is equal to earth point.
4. array signal processing circuit according to claim 3, it is characterised in that antenna tuning circuit includes the first tuning
Path and second tune path, the matching impedance of each tuning path are different；First switching element and second switch element are
The single-pole double-throw switch (SPDT) of the high and low Automatic level control inputted by respective control end.
5. array signal processing circuit according to claim 4, it is characterised in that the first tuning path include inductance L1,
Electric capacity C1 and C2, inductance L1 one end and one of stationary contact of single-pole double-throw switch (SPDT) are connected, inductance the L1 other end and day
Line body is connected, electric capacity C1 one end, and electric capacity C2 one end is connected to inductance L1 two ends, the electric capacity C1 other end, electricity
Hold C2 other end ground connection；
Second tune path includes inductance L2, L3 and electric capacity C3, inductance L2 one end and another stationary contact of single-pole double-throw switch (SPDT)
Point connection, the inductance L2 other end is connected with antenna body, and inductance L3 one end, electric capacity C3 one end is connected to inductance L2
Two ends, the inductance L3 other end, electric capacity C3 the other end ground connection.
6. array signal processing circuit according to claim 4, it is characterised in that also including radio circuit and Base-Band Processing
Circuit；
Movable contact of the radio circuit respectively with baseband processing circuitry and first switching element is connected, baseband processing circuitry and intelligent hand
Table signal source is connected, and the baseband processing circuitry, radio circuit, antenna tuning circuit and antenna body constitute penetrating for aerial signal
Frequency path.
7. array signal processing circuit according to claim 1, it is characterised in that the sensor module includes distance and passed
One or more in sensor, temperature sensor or acceleration transducer.
8. a kind of intelligent watch, it is characterised in that including the array signal processing circuit described in claim any one of 1-7, day
Microprocessor in line signal processing circuit detects the wearing state of intelligent watch, and the antenna system to intelligent watch is adjusted
It is whole.
9. intelligent watch according to claim 8, it is characterised in that the microprocessor of array signal processing circuit is intelligence
The central controller of wrist-watch.
10. intelligent watch according to claim 8, it is characterised in that the antenna tuning electricity in array signal processing circuit
Road includes the first tuning path and second tune path, and the matching impedance of each tuning path is different；Antenna body includes one
Signal feed and the first earth point and the second earth point；
Microprocessor generates high level or low level according to what sensor module was sent close to induced signal, passes through high level or low
Automatic level control antenna tuning circuit switches to the first tuning path or second tune path, and passes through high level or low level control
Antenna body processed switches the first earth point or the second earth point is connected to ground.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621468881.0U CN206481297U (en) | 2016-12-29 | 2016-12-29 | A kind of intelligent watch and its array signal processing circuit |
| PCT/CN2017/117506 WO2018121379A1 (en) | 2016-12-29 | 2017-12-20 | Smart watch and antenna signal processing circuit and method thereof |
| US16/471,314 US10797378B2 (en) | 2016-12-29 | 2017-12-20 | Smart watch and antenna signal processing circuit and method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621468881.0U CN206481297U (en) | 2016-12-29 | 2016-12-29 | A kind of intelligent watch and its array signal processing circuit |
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| Publication Number | Publication Date |
|---|---|
| CN206481297U true CN206481297U (en) | 2017-09-08 |
Family
ID=59750474
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621468881.0U Active CN206481297U (en) | 2016-12-29 | 2016-12-29 | A kind of intelligent watch and its array signal processing circuit |
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| Country | Link |
|---|---|
| CN (1) | CN206481297U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018121379A1 (en) * | 2016-12-29 | 2018-07-05 | 歌尔股份有限公司 | Smart watch and antenna signal processing circuit and method thereof |
| CN110635822A (en) * | 2019-09-27 | 2019-12-31 | 维沃移动通信有限公司 | Antenna control method and electronic equipment |
| CN115796200A (en) * | 2022-10-21 | 2023-03-14 | 国网湖北省电力有限公司黄冈供电公司 | Intelligent storage system for transformer substation intelligent construction site |
-
2016
- 2016-12-29 CN CN201621468881.0U patent/CN206481297U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018121379A1 (en) * | 2016-12-29 | 2018-07-05 | 歌尔股份有限公司 | Smart watch and antenna signal processing circuit and method thereof |
| US10797378B2 (en) | 2016-12-29 | 2020-10-06 | Goertek Inc. | Smart watch and antenna signal processing circuit and method thereof |
| CN110635822A (en) * | 2019-09-27 | 2019-12-31 | 维沃移动通信有限公司 | Antenna control method and electronic equipment |
| CN110635822B (en) * | 2019-09-27 | 2021-06-04 | 维沃移动通信有限公司 | Antenna control method and electronic equipment |
| CN115796200A (en) * | 2022-10-21 | 2023-03-14 | 国网湖北省电力有限公司黄冈供电公司 | Intelligent storage system for transformer substation intelligent construction site |
| CN115796200B (en) * | 2022-10-21 | 2024-01-19 | 国网湖北省电力有限公司黄冈供电公司 | Be used for wisdom building site wisdom warehouse system of transformer substation |
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