CN208939142U - A kind of device mould group, shell and mobile terminal - Google Patents
A kind of device mould group, shell and mobile terminal Download PDFInfo
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- CN208939142U CN208939142U CN201821692499.7U CN201821692499U CN208939142U CN 208939142 U CN208939142 U CN 208939142U CN 201821692499 U CN201821692499 U CN 201821692499U CN 208939142 U CN208939142 U CN 208939142U
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- feed
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Abstract
The utility model provides a kind of device mould group, shell and mobile terminal, the device mould group includes function element and Metal decorative part, the Metal decorative part is ring structure, wherein the function element is biomedicine signals processing apparatus or photoelectric signal processor part；The device mould group further includes feed component, switch block, and the switch block includes at least first switch；The feed component be connected to the mobile terminal publicly between the Metal decorative part；The first switch be connected to the mobile terminal publicly between the Metal decorative part.A kind of device mould group provided by the utility model, by using the Metal decorative part of the single decoration functions of tradition as the antenna radiator in antenna structure, the dual use for realizing Metal decorative part avoids special antenna radiator and occupies arrangement space, and reduces antenna cost.
Description
Technical field
The utility model embodiment is related to field of communication technology more particularly to a kind of device mould group, shell and mobile terminal.
Background technique
In field of communication technology, for the expansion for adapting to mobile terminal wireless communication function, the quantity of antenna is more and more,
MIMO (Multiple-Input Multiple-Output, multiple-input and multiple-output) antenna has been widely used.
However, being limited by the limitation of mobile terminal space structure, the laying space of mimo antenna is also more and more nervous, because
And the problem of antenna becomes current urgent need to resolve is laid in the limited mobile terminal in space.
Utility model content
The utility model provides a kind of device mould group, shell and mobile terminal, has to solve day space of lines in the prior art
Limit lays difficult problem.
It is according to the present utility model to be applied to mobile terminal in a first aspect, provide a kind of device mould group,
The device mould group includes function element and Metal decorative part, and the Metal decorative part is ring structure, wherein
The function element is biomedicine signals processing apparatus or photoelectric signal processor part；
The device mould group further includes feed component, switch block, and the switch block includes at least first switch；
The feed component be connected to the mobile terminal publicly between the Metal decorative part；
The first switch be connected to the mobile terminal publicly between the Metal decorative part.
Second aspect according to the present utility model, provides a kind of shell, and the shell includes device mould group above-mentioned；
The back side of the shell is arranged in the Metal decorative part, wherein the back side is aobvious with the mobile terminal
The opposite one side of display screen.
The third aspect according to the present utility model, provides a kind of mobile terminal, and the mobile terminal includes shell above-mentioned
Body.
Compared with prior art, the utility model at least has the following advantages:
A kind of device mould group provided by the utility model, by using the Metal decorative part of the single decoration functions of tradition as day
Antenna radiator in cable architecture realizes the dual use of Metal decorative part, avoids special antenna radiator and occupies cloth
Office space, and reduce antenna cost.
Detailed description of the invention
Fig. 1 is the outside schematic diagram of the first device mould group in the utility model embodiment；
Fig. 2 is the inside connection schematic diagram of the first device mould group in the utility model embodiment；
Fig. 3 is the first test result figure of device mould group in the utility model embodiment；
Fig. 4 is second of test result figure of device mould group in the utility model embodiment；
Fig. 5 is the third test result figure of device mould group in the utility model embodiment；
Fig. 6 is the inside connection schematic diagram of second of device mould group in the utility model embodiment；
Fig. 7 is a kind of schematic diagram of device mould group feed component in the utility model embodiment；
Fig. 8 is a kind of schematic diagram at device module switch network in the utility model embodiment；
Fig. 9 is a kind of schematic diagram of shell in the utility model embodiment；
Figure 10 is the partial enlarged view of I position of Fig. 9 in the utility model embodiment.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
It clearly and completely describes, it is clear that the embodiments are a part of the embodiments of the present invention, rather than whole implementation
Example.Based on the embodiments of the present invention, those of ordinary skill in the art are obtained without creative efforts
The every other embodiment obtained, fall within the protection scope of the utility model.
A kind of device mould group provided by the embodiment of the utility model, is applied to mobile terminal, and mobile terminal can be intelligence
Mobile phone, computer, multimedia player, electronic reader, wearable device etc..
A kind of device mould group provided by the utility model is discussed in detail below by specific embodiment is enumerated.
Referring to Figures 1 and 2, the utility model provides a kind of device mould group, and the device mould group includes function element 10
And Metal decorative part 11, the Metal decorative part 11 are ring structure, wherein the function element 10 is biomedicine signals
Processing apparatus or photoelectric signal processor part；
The device mould group further includes feed component 12, switch block 13, and the switch block 13 includes at least first and opens
Close 131；
The feed component 12 be connected to the mobile terminal publicly between the Metal decorative part 11；
The first switch 131 be connected to the mobile terminal publicly between the Metal decorative part 11.
Specifically, as depicted in figs. 1 and 2, device mould group provided by the utility model, including function element 10 and gold
Belonging to decoration 11, Metal decorative part 11 is ring structure, usually avoids influencing actual functional capability along the profile setting of function element 10,
To realize decorative effect.Wherein, function element 10 be biomedicine signals processing apparatus or photoelectric signal processor part, than
Such as: fingerprint recognition mould group, camera module, myoelectricity handle mould group.The device mould group provided by the utility model further includes feedback
Source component 12, switch block 13, switch block 13 include at least first switch 131, and feed component 12 is connected to mobile terminal
Mutual conversion publicly between Metal decorative part 11, for electromagnetic signal；First switch 131 is connected to the public affairs of mobile terminal
Altogether between Metal decorative part 11, for controlling the on state of grounding point.
A kind of device mould group provided by the utility model, by by the Metal decorative part and antenna of the single decoration functions of tradition
Circuit connection realizes metal using the Metal decorative part played role in decoration in device mould group as the antenna radiator in antenna
The dual use of decoration avoids the special antenna radiator of setting and occupies arrangement space, and reduces antenna cost.
Optionally, the Metal decorative part 11 is any one shape in round, oval, triangle and polygon.
Specifically, providing rich and varied selection, Metal decorative part 11 above-mentioned can to meet the needs of different product
Think any one shape in round, oval, triangle and polygon, those skilled in the art can be according to practical structures needs
Selection uses arbitrary annular shape.
Optionally, the Metal decorative part 11 is circle, and the diameter of the Metal decorative part 11 is at least 20mm.
Specifically, when Metal decorative part 11 is round, then the diameter of Metal decorative part 11 at least can be 20mm.
The perimeter that the size range is formed by antenna radiator can be compatible with the antenna length of multiple wave bands.Certainly, if mobile terminal shell
Body size itself is larger, then the diameter can also expanded scope design according to demand.
Optionally, referring to Fig. 2, the feed component 12 includes the first feed 121 and the first matching unit 122；
First feed 121 be connected to the mobile terminal publicly between the first matching unit 122；
First matching unit 122 is connected between first feed 121 and the Metal decorative part 11.
Specifically, as shown in Fig. 2, feed component 12 includes the first feed 121 and the first matching unit 122；First feedback
Source 121 is radio-frequency communication module, for realizing communication function.First matching unit 122 is the common matching of inductance, capacitor composition
Network, the impedance for tuned antenna.One end of first feed 121 is connected on publicly, and the other end is connected to the first matching
On unit 122, the first matching unit 122 is connected between the first feed 121 and Metal decorative part 11.Therefore, when using different
, it can be achieved that different communication functions when the first feed of type, for example, antenna is real at this time if the first feed is GPS module
The antenna of existing GPS function, if the first feed is WIFI module, antenna is the antenna that brush realizes WIFI function at this time.
Optionally, referring to Fig. 2, the switch block 13 further includes second switch 132, third switch 133 and the 4th switch
134；
The second switch 132, third switch 133 and the 4th switch 134 are publicly filled with the metal described in being connected in parallel on
Between gadget 11.
Specifically, as shown in Fig. 2, switch block above-mentioned 13 can also include second switch 132, third switch 133
With the 4th switch 134.Second switch 132, third switch 133 and the 4th switch 134 be connected in parallel on publicly with Metal decorative part 11
Between.Since the service band of antenna is related to length of the antenna radiator in entire antenna loop, Metal decorative part 11 is made
It is connected in antenna circuit for antenna radiator, thus Metal decorative part can be achieved in the combination of the different on states of each switch
11 in entire antenna loop length adjusting, to realize different service bands.Knot is tested in the realistic simulation of Fig. 3 to Fig. 5
When fruit shows that switch and ground near the A point of feed are connected, the length longest of antenna, resonance frequency is lower, more
When being connected close to the switch and ground of separate feed B point, antenna length is shorter, and resonance frequency is higher.As shown in figure 5,
When first switch 131 is conducting to publicly, when other switches disconnect, 1 point in GPS frequency range, Fig. 3 of antenna band is exactly at this time
The resonant frequency point 1.575GHz of GPS frequency range；When second switch 132 and third switch 133 are conducting to publicly, other switches are disconnected
When opening, the standing wave of antenna can be tuned to MB (Mid-Band, intermediate frequency) frequency range, i.e. standing wave has been switched to MB from GPS, seen 2,3 in Fig. 4
Point, bandwidth can include 1.710GHz~2.170GHz；When third switch 133 and the 4th switch 134 conducting publicly, other
When switch disconnects, the standing wave of antenna can be tuned to HB (High-Band, high frequency) frequency range, i.e. standing wave has been switched to HB, Fig. 5 from MB
In 4~6 points, bandwidth can include 2.3GHz~2.69GHz.It certainly also can include the WIFI frequency range of 2.4GHz.
Optionally, referring to Fig. 6, the switch block 13 further includes the 5th switch 135, the 6th switch 136 and the 7th switch
137；
5th switch 135, the 6th switch 136 and the 7th switch 137 are publicly filled with the metal described in being connected in parallel on
Between gadget 11；
5th switch 135 is symmetrical arranged with the third switch 133, and the 6th switch 136 and described second is opened
It closes 132 to be symmetrical arranged, the 7th switch 137 and the first switch 131 are symmetrical arranged.
Specifically, as shown in fig. 6, switch block 13 further includes the 5th switch 135, the 6th switch 136 and the 7th switch
137.It is similar with the connection type of first switch 131, second switch 132, third switch 133 and the 4th switch 134, the 5th switch
135, the 6th switch 136 and the 7th switch 137 are connected in parallel on publicly between Metal decorative part 11；5th switch 135 and third
Switch 133 is symmetrical arranged, and the 6th switch 136 and second switch 132 are symmetrical arranged, and the 7th switch 137 and first switch 131 are symmetrical
Setting.To which these symmetrically arranged switches can play the role of backup, to prevent the failure of partial switch.Therefore, when the 7th switch
137 are conducting to publicly, and when other switches disconnect, antenna band is in GPS frequency range at this time；When the 5th switch 135 and the 6th switch
136 are conducting to publicly, and when other switches disconnect, antenna band is in MB (Mid-Band, intermediate frequency) frequency range at this time；When the 5th switch
135 and the 4th switch 134 conducting publicly, other switch disconnect when, at this time antenna band HB (High-Band, high frequency) frequency
Section.
Optionally, referring to Fig. 7, the feed component 12 includes the second matching unit 123, combiner 124 and at least two
Feed；
At least two feed includes the second feed 125 and third feed 126, second feed 125 and described the
Three feeds 126 be connected in parallel on the combiner 124 and it is described publicly between；
The combiner 124 be connected to second feed 125, third feed 126 and second matching unit 123 it
Between；
Second matching unit 123 is connected between the combiner 124 and the Metal decorative part 11.
Specifically, as shown in fig. 7, feed component 12 above-mentioned may include the second matching unit 123, combiner 124
With at least two feeds.Second matching unit 123, combiner 124 and at least two feeds can integrally replace 121 and of the first feed
First matching unit 122.At least two feeds include the second feed 125 and third feed 126, and the second feed 125 is presented with third
Source 126 be connected in parallel on combiner 124 and publicly between, combiner 124 is connected to the second feed 125, third feed 126 and second
Between matching unit 123, the second matching unit 123 is the conventional matching network of inductance, capacitor composition, the resistance for tuned antenna
It is anti-.Second matching unit 123 is connected between combiner 124 and Metal decorative part 11.Second feed 125 and third feed 126
For the combination of any two kinds of feeds in GPS feed, MB feed, HB feed, WIFI feed, combiner 124 can be to different type
Feed signal integration, coexisted while so that different frequency range can be realized.
Optionally, referring to Fig. 8, the switch block 13 is a switch network；
The switch network includes single-pole double-throw switch (SPDT) 138, third matching unit 139, the 4th matching unit 140 and filtering
Unit 141；
The third matching unit 139 and the 4th matching unit 140 are in parallel, are located at the single-pole double-throw switch (SPDT) 138
Movable contact side and it is described publicly between；
The filter unit 141 be connected to the single-pole double-throw switch (SPDT) 138 stationary contact side and the Metal decorative part 11
Between.
Specifically, as shown in figure 8, switch block 13 can be a switch network.The switch network can be used for whole replace
Change 40~switch of switch 46 above-mentioned.The switch network includes single-pole double-throw switch (SPDT) 138, the matching of third matching unit the 139, the 4th
Unit 140 and filter unit 141；Third matching unit 139 and the 4th matching unit 140 are common that inductance, capacitor form
Impedance with network, for tuned antenna.Filter unit 141 is the common filter circuit of inductance, capacitor composition, can be believed frequency
It number is filtered, realizes the output of single-frequency signals, indicate a certain working frequency range for controlling a certain tie point only.Certainly,
Single-pole double-throw switch (SPDT) 138 is also alternatively using multithrow switches such as single-pole three throw, then the quantity and hilted broadsword of corresponding matching unit
The movable contact quantity of multithrow switch is identical, and connection relationship is identical as the connection relationship in the present invention.For inductance in each circuit,
The parameter value of the components such as capacitor, related to the actual size of Metal decorative part 11, the utility model does not do specific constraint herein.
Third matching unit 139 and the 4th matching unit 140 are in parallel, positioned at single-pole double-throw switch (SPDT) 138 movable contact side with publicly it
Between；Filter unit 141 is connected between the stationary contact side of single-pole double-throw switch (SPDT) 138 and Metal decorative part 11.Single-pole double-throw switch (SPDT)
138, which are connected different movable contacts by selection, to be finely adjusted the frequency range determined in the switch network, realize the accurate of frequency range
Selection.
Referring to Fig. 9, the utility model additionally provides a kind of shell 20, and the shell 20 includes device mould group above-mentioned；
The back side M of the shell 20 is arranged in the Metal decorative part 11, wherein the back side is and the mobile terminal
The opposite one side of display screen.
Specifically, as shown in figure 9, including device mould group above-mentioned, device in shell 20 disclosed by the utility model
The back side M of shell 20 is arranged in Metal decorative part 11 in part mould group, and the back side of shell is opposite with the display screen of mobile terminal
One side.It is raised in the boss 201 of back side M as shown in figure 9, can be provided in the back side M of shell 20, annular Metal decorative part
The shape of 11 hollow spaces and the shape of boss 201 match, and the side wall of Metal decorative part 11 and boss 201 is interference fitted, from
And on the boss at the back side that Metal decorative part 11 i.e. antenna radiator is fixed on shell, thus, as realization antenna and decoration function
The Metal decorative part of energy no longer occupies the positive inner space of shell.
Therefore, a kind of shell provided by the utility model is installed on shell by the way that device mould group is arranged in back side of shell
Fixed Metal decorative part realizes antenna radiator and is built into external transformation, keep away as the antenna radiator in antenna structure
The occupancy to shell front side inner space is exempted from.
Optionally, referring to Fig.1 0, the shell 20 is metal material, the shell 20 with the mobile terminal publicly
Connection；
The Metal decorative part 11 insulate with the shell 20, the back side of the Metal decorative part 11 and the shell 20 it
Between distance be 2mm~5mm.
Specifically, as shown in Figure 10, with the progress of material and mechanical manufacturing technology, shell 20 can be metal material
Matter, the publicly connection of shell 20 and mobile terminal, publicly i.e. be exactly motherboard circuit publicly, so that shell can be realized
Ground connection reduces damage of the electrostatic to equipment.Metal decorative part 11 needs to insulate with shell 10, for example, when Metal decorative part 11 is solid
When being scheduled on the boss 201 at the back side of shell 20, insulate between the boss 101 of Metal decorative part 11 and shell 10, while metal
The safe distance L of 2mm~5mm is provided between decoration 11 and the back side M of shell 10, which helps to ensure that antenna
Bandwidth of operation.
The utility model additionally provides a kind of mobile terminal, and the mobile terminal includes shell 20 above-mentioned.
The utility model by provide it is a kind of include aforementioned shell mobile terminal, by by mobile terminal external shell
The Metal decorative part at the back side as the antenna radiator in antenna, realize antenna radiator be built into from mobile terminal it is external
Transformation, saves the components' placement space inside mobile terminal.
Finally, it is to be noted that, herein, relational terms such as first and second and the like be used merely to by
One entity or operation are distinguished with another entity or operation, without necessarily requiring or implying these entities or operation
Between there are any actual relationship or orders.Moreover, the terms "include", "comprise" or its any other variant meaning
Covering non-exclusive inclusion, so that process, method, article or terminal device including a series of elements not only wrap
Those elements are included, but also including other elements that are not explicitly listed, or further includes for this process, method, article
Or the element that terminal device is intrinsic.In the absence of more restrictions, being wanted by what sentence "including a ..." limited
Element, it is not excluded that there is also other identical elements in process, method, article or the terminal device for including the element.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model
Protection scope within.
Above description is only a specific implementation of the present invention, but the protection scope of the utility model is not limited to
In this, anyone skilled in the art within the technical scope disclosed by the utility model, can readily occur in variation
Or replacement, it should be covered within the scope of the utility model.Therefore, the protection scope of the utility model should be wanted with right
Subject to the protection scope asked.
Claims (11)
1. a kind of device mould group is applied to mobile terminal, which is characterized in that the device mould group includes function element and metal
Decoration, the Metal decorative part are ring structure, wherein the function element is biomedicine signals processing apparatus or photoelectricity
Signal processor；
The device mould group further includes feed component, switch block, and the switch block includes at least first switch；
The feed component be connected to the mobile terminal publicly between the Metal decorative part；
The first switch be connected to the mobile terminal publicly between the Metal decorative part.
2. device mould group according to claim 1, which is characterized in that
The Metal decorative part is any one shape in round, oval, triangle and polygon.
3. device mould group according to claim 1, which is characterized in that
The Metal decorative part is circle, and the diameter of the Metal decorative part is at least 20mm.
4. device mould group according to claim 1, which is characterized in that
The feed component includes the first feed and the first matching unit；
First feed be connected to the mobile terminal publicly between first matching unit；
First matching unit is connected between first feed and the Metal decorative part.
5. device mould group according to claim 1, which is characterized in that
The switch block further includes second switch, third switch and the 4th switch；
The second switch, third switch and the 4th switch in parallel are connected to described publicly between the Metal decorative part.
6. device mould group according to claim 1, which is characterized in that
The switch block further includes the 5th switch, the 6th switch and the 7th switch；
5th switch, the 6th switch and the 7th switch in parallel are connected to described publicly between the Metal decorative part；
5th switch is symmetrical arranged with third switch, and the 6th switch and the second switch are symmetrical arranged, institute
It states the 7th switch and the first switch is symmetrical arranged.
7. device mould group according to claim 1, which is characterized in that
The feed component includes the second matching unit, combiner and at least two feeds；
At least two feed includes the second feed and third feed, and second feed and the third feed are connected in parallel on institute
State combiner and it is described publicly between；
The combiner is connected between second feed, third feed and second matching unit；
Second matching unit is connected between the combiner and the Metal decorative part.
8. device mould group according to claim 1, which is characterized in that
The switch block is a switch network；
The switch network includes single-pole double-throw switch (SPDT), third matching unit, the 4th matching unit and filter unit；
The third matching unit and the 4th matching unit are in parallel, movable contact side and institute positioned at the single-pole double-throw switch (SPDT)
It states between publicly；
The filter unit is connected between the stationary contact side of the single-pole double-throw switch (SPDT) and the Metal decorative part.
9. a kind of shell, which is characterized in that the shell includes the described in any item device mould groups of claim 1 to 8；
The back side of the shell is arranged in the Metal decorative part, wherein the back side is the display screen with the mobile terminal
Opposite one side.
10. shell according to claim 9, which is characterized in that
The shell is metal material, the publicly connection of the shell and the mobile terminal；
The Metal decorative part and the shell insulate, and distance is 2mm between the Metal decorative part and the back side of the shell
~5mm.
11. a kind of mobile terminal, which is characterized in that the mobile terminal includes shell described in claim 9 or 10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821692499.7U CN208939142U (en) | 2018-10-18 | 2018-10-18 | A kind of device mould group, shell and mobile terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821692499.7U CN208939142U (en) | 2018-10-18 | 2018-10-18 | A kind of device mould group, shell and mobile terminal |
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| Publication Number | Publication Date |
|---|---|
| CN208939142U true CN208939142U (en) | 2019-06-04 |
Family
ID=66725127
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821692499.7U Active CN208939142U (en) | 2018-10-18 | 2018-10-18 | A kind of device mould group, shell and mobile terminal |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111129736A (en) * | 2019-12-31 | 2020-05-08 | 联想(北京)有限公司 | Electronic device |
| WO2021000920A1 (en) * | 2019-07-03 | 2021-01-07 | 华为技术有限公司 | Antenna and terminal device |
| CN112751188A (en) * | 2020-12-31 | 2021-05-04 | Oppo广东移动通信有限公司 | Electronic equipment capable of improving antenna performance |
-
2018
- 2018-10-18 CN CN201821692499.7U patent/CN208939142U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021000920A1 (en) * | 2019-07-03 | 2021-01-07 | 华为技术有限公司 | Antenna and terminal device |
| CN111129736A (en) * | 2019-12-31 | 2020-05-08 | 联想(北京)有限公司 | Electronic device |
| CN112751188A (en) * | 2020-12-31 | 2021-05-04 | Oppo广东移动通信有限公司 | Electronic equipment capable of improving antenna performance |
| CN112751188B (en) * | 2020-12-31 | 2024-01-12 | Oppo广东移动通信有限公司 | Electronic equipment capable of improving antenna performance |
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