CN201708834U - Mobile phone - Google Patents
Mobile phone Download PDFInfo
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- CN201708834U CN201708834U CN2010201446407U CN201020144640U CN201708834U CN 201708834 U CN201708834 U CN 201708834U CN 2010201446407 U CN2010201446407 U CN 2010201446407U CN 201020144640 U CN201020144640 U CN 201020144640U CN 201708834 U CN201708834 U CN 201708834U
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- mobile phone
- receiver
- sound chamber
- audio frequency
- pcb board
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Abstract
The utility model discloses a mobile phone, which comprises a PCB board, a shielding cover, a sound outlet cavity, a receiver and an audio conducting device, wherein the shielding cover is positioned on one surface of the PCB board, the sound outlet cavity is positioned on the other surface of the PCB board, the receiver is connected with the sound outlet cavity, and the audio conducting device is used for conducting sound signals; and the receiver and the sound outlet cavity are connected through the audio conducting device. By adopting the utility model, the design flexibility of the receiver of the mobile phone can be improved, and meanwhile, on the basis of not changing an original antenna, the radiation efficiency of the antenna is improved, and the practicability is improved.
Description
Technical field
The utility model relates to the communications field, relates in particular to a kind of mobile phone.
Background technology
Along with the development of society, mobile phone more and more becomes indispensable means of communication in people's life.People have also had more and more higher requirement for performance, structure and the design of mobile phone.
See also Fig. 1, be the simplified structure schematic diagram of traditional mobile phones design scheme; As shown in Figure 1, traditional mobile phone comprises: handset 11, and the mobile phone internal circuit (is pcb board (Printed Circuit Board, printed circuit board (PCB))) screening cover 20 (being called for short screening cover 20), antenna 30, receiver go out sound chamber 40 (being called for short sound chamber 40), receiver 50.Wherein, the antenna 30 of described mobile phone, go out the top that sound chamber 40 and receiver 50 all are positioned at handset 11, the shared solid space of three.
The inventor finds that there is following defective in existing mobile phones design scheme in implementing process of the present utility model:
1, the limited location of receiver, the design underaction.To the influence of antenna radiation efficiency, therefore, the antenna of mobile phone generally is located at the top of handset in the time of need considering that owing to the design of antenna for mobile phone staff is shaken hands machine; Need be delivered to people's ear to voice signal and go out the sound chamber, therefore,, generally also will go out the top that handset is located in the sound chamber according to the operating characteristic of people to mobile phone; And receiver, audio electrical signal is converted into voice signal after, go out the sound chamber and transfer to people's ear by described owing to there is not independent audio frequency conducting system, therefore, receiver must with go out the sound chamber and be connected.Bring the limited location of receiver like this, the design underaction.
2, receiver influences the radiation efficiency of antenna.Because receiver and solid space of antenna coexistence, the magnetic core of receiver inside and coil can influence the radiation efficiency of antenna, and then have influenced the signal reception of mobile phone, reduced practicality, simultaneously, also promote the design difficulty of antenna, improved design cost.
The utility model content
The purpose of this utility model is, a kind of mobile phone is provided, and by increasing the audio frequency conduction device, improves the flexible design degree of cell-phone receiver, simultaneously, on the basis that does not change original antenna, improves the radiation efficiency of antenna, improves practicality.
To achieve these goals, the utility model embodiment provides a kind of mobile phone, comprises pcb board, is positioned at the screening cover of described pcb board one side, and what be positioned at described pcb board another side goes out the sound chamber, and goes out the receiver that the sound chamber is connected with described, also comprises:
The audio frequency conduction device that is used for the acoustic conductivity tone signal;
Described receiver goes out the sound chamber and is connected by described audio frequency conduction device with described.
Further, described receiver is provided with the voice guide hole of the voice signal that is used for deriving described receiver.
Further, described audio frequency conduction device comprises: be connected with described voice guide hole, be used to transmit the cavity of the voice signal that described voice guide hole derives; Go out with described that the sound chamber is connected with described cavity, be used for voice signal with described cavity transmission and import to the described leading note groove that goes out the sound chamber.
Further, described audio frequency conduction device comprises: be connected with described voice guide hole, be used to transmit the hollow tubing conductor of the voice signal that described voice guide hole derives; Be connected with described hollow tubing conductor, be used for voice signal with the transmission of described hollow tubing conductor and import to the described leading note groove that goes out the sound chamber.
Further, described cavity and described hollow tubing conductor are the space structure that described screening cover and described pcb board form naturally.
The utility model makes the original receiver that directly links to each other and goes out the sound chamber by increasing the audio frequency conduction device, is connected by this audio frequency conduction device; Voice guide hole is set on receiver, and this voice guide hole imports to the voice signal of receiver in the described audio frequency conduction device, transfers to out the sound chamber by this audio frequency conduction device, makes the design attitude of receiver more flexible; In addition, the space structure that this audio frequency conduction device utilizes the pcb board of the screening cover of mobile phone and mobile phone to form has naturally been saved cost; Simultaneously, because the design attitude of receiver no longer is restricted, it no longer needs and the antenna duplexer the same space, like this, on the basis that does not change original antenna, has improved the radiation efficiency of antenna, has improved practicality.
Description of drawings
Fig. 1 is the simplified structure schematic diagram of existing mobile phones design scheme;
The structural representation of first embodiment of the mobile phone that Fig. 2 provides for the utility model embodiment;
The structural representation of second embodiment of the mobile phone that Fig. 3 provides for the utility model embodiment;
The structural representation of the 3rd embodiment of the mobile phone that Fig. 4 provides for the utility model embodiment.
Embodiment
Below in conjunction with the accompanying drawing among the utility model embodiment, the technical scheme among the utility model embodiment is clearly and completely described, obviously, described embodiment only is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the utility model protection.
See also Fig. 2, the structural representation of first embodiment of the mobile phone that provides for the utility model embodiment; As shown in Figure 2, described mobile phone comprises: mobile phone pcb board (not shown), and handset 1, screening cover 2, antenna 3 goes out sound chamber 4 and receiver 5.
Described screening cover 2 is positioned at the one side of described mobile phone pcb board, and in the specific implementation, described screening cover 2 is positioned at the back side of handset 1, and it is used to shield the mobile phone internal circuit, i.e. inside on the pcb board is in case the mobile phone internal circuit exposes.
Described antenna 3 goes out sound chamber 4 and receiver 5, all is positioned at the another side of mobile phone pcb board, and usually, antenna 3 goes out the front that sound chamber 4 and receiver 5 are positioned at handset 1, lays respectively at the different face of described mobile phone pcb board with described screening cover 2.In the specific implementation, consider mobile phone space and people operating characteristic, described antenna 3 and go out the top that sound chamber 4 often is set at described handset 1 to mobile phone.
Further referring to Fig. 2, described receiver 5 is provided with voice guide hole 6.
Described voice guide hole 6 is used for deriving the voice signal of described receiver 5.In the specific implementation, after the audio electrical signal that described receiver 5 receives mobile phone converts voice signal to, derive by described voice guide hole 6.
In the specific implementation, described mobile phone also comprises: audio frequency conduction device 10.
Described audio frequency conduction device 10 is used for the acoustic conductivity tone signal; Described receiver 5 goes out sound chamber 4 and is connected by described audio frequency conduction device 10 with described;
In the specific implementation, described voice guide hole 6 behind the derived sound signal, is about to this transmission of sound signals to described audio frequency conduction device 10 and transmits from described receiver 5.As shown in Figure 2, described receiver 5 is positioned at the centre position of handset 1, is understandable that, herein only for giving an example, owing to be provided with audio frequency conduction device 10, the voice signal of receiver 5 can transfer to the described sound chamber 4 that goes out by this audio frequency conduction device 10, therefore, described receiver 5 no longer needs directly and goes out sound chamber 4 and be connected, it can be positioned at any position of handset 1, and it also no longer needs and antenna 3 shared three-dimensional idle spaces, can promote the radiation efficiency of antenna 3.
The utility model makes the original receiver that directly links to each other and goes out the sound chamber by increasing the audio frequency conduction device, is connected by this audio frequency conduction device; Voice guide hole is set on receiver, and this voice guide hole imports to the voice signal of receiver in the described audio frequency conduction device, transfers to out the sound chamber by this audio frequency conduction device, makes the design attitude of receiver more flexible; In addition, the space structure that this audio frequency conduction device utilizes the pcb board of the screening cover of mobile phone and mobile phone to form has naturally been saved cost; Simultaneously,, can no longer need and the antenna duplexer the same space, like this, on the basis that does not change original antenna, improve the radiation efficiency of antenna, improve practicality because the design attitude of receiver no longer is restricted.
For clearer explanation the utility model, will the concrete structure of audio frequency conduction device 10 be described in detail below.
See also Fig. 3, the structural representation of second embodiment of the mobile phone that provides for the utility model embodiment; The part-structure of mobile phone shown in Figure 3 is identical with the part-structure of mobile phone shown in Figure 2, does not give unnecessary details at this.As shown in Figure 3, in the present embodiment, constitute the audio frequency conduction device by cavity 7 and leading note groove 8.
Described cavity 7 is connected with described voice guide hole 6, is used to transmit the voice signal that described voice guide hole 6 is derived; In the specific implementation, described cavity 7 is the space structure that described screening cover 2 and described pcb board form naturally;
Described leading note groove 8 goes out sound chamber 4 and is connected with described with described cavity 7 respectively, is used for voice signal with described cavity 7 transmission and imports to the described sound chamber 4 that goes out, and is gone out sound chamber 4 and is transferred to people's ear by described.
The space structure that audio frequency conduction device of the present utility model utilizes screening cover and mobile phone pcb board to form is naturally realized the transmission to voice signal, can carry out the empty sound structure that the transmission voice signal is made in extra operation, has saved cost.
Be understandable that because the structure difference of screening cover 2, the space structure that causes itself and mobile phone pcb board to form naturally also has certain difference.For clearer explanation the utility model, will another space structure transmission voice signal that the audio frequency conduction device utilizes screening cover 2 and pcb board to form naturally be described in detail below.
See also Fig. 4, the structural representation of the 3rd embodiment of the mobile phone that provides for the utility model embodiment.The part-structure of the part-structure of mobile phone shown in Figure 4 and Fig. 2 and mobile phone shown in Figure 3 is identical, does not give unnecessary details at this.As shown in Figure 4, in the present embodiment, constitute the audio frequency conduction device by hollow tubing conductor 9 and leading note groove 8.
Described hollow tubing conductor 9 is connected with described voice guide hole 6, is used to transmit the voice signal that described voice guide hole 6 is derived; In the specific implementation, described hollow tubing conductor 9 is the space structure that described screening cover 2 and described pcb board form naturally;
Described leading note groove 8 goes out sound chamber 4 and is connected with described with described hollow tubing conductor 9 respectively, is used for voice signal with described hollow tubing conductor 9 transmission and imports to the described sound chamber 4 that goes out, and is gone out sound chamber 4 and is transferred to people's ear by described.
The space structure that audio frequency conduction device of the present utility model utilizes screening cover and mobile phone pcb board to form is naturally realized the transmission to voice signal, can carry out the empty sound structure that the transmission voice signal is made in extra operation, has saved cost.
Be understandable that only for giving an example, the space structure that screening cover and mobile phone pcb board form naturally includes, but are not limited to two kinds of structures to above-mentioned two embodiment, other situation similar analysis is not given unnecessary details at this.
By the description of the foregoing description, the utility model makes the original receiver that directly links to each other and goes out the sound chamber by increasing the audio frequency conduction device, is connected by this audio frequency conduction device; Voice guide hole is set on receiver, and this voice guide hole imports to the voice signal of receiver in the described audio frequency conduction device, transfers to out the sound chamber by this audio frequency conduction device, makes the design attitude of receiver more flexible; In addition, the space structure that this audio frequency conduction device utilizes the pcb board of the screening cover of mobile phone and mobile phone to form has naturally been saved cost; Simultaneously, because the design attitude of receiver no longer is restricted, can be no longer and the antenna duplexer the same space, like this, on the basis that does not change original antenna, improved the radiation efficiency of antenna, improved practicality.
Above disclosed only is a kind of preferred embodiment of the utility model, can not limit the interest field of the utility model certainly with this, and therefore the equivalent variations of being done according to the utility model claim still belongs to the scope that the utility model is contained.
Claims (5)
1. a mobile phone comprises pcb board, is positioned at the screening cover of described pcb board one side, and what be positioned at described pcb board another side goes out the sound chamber, and goes out the receiver that the sound chamber is connected with described, it is characterized in that, also comprises:
The audio frequency conduction device that is used for the acoustic conductivity tone signal;
Described receiver goes out the sound chamber and is connected by described audio frequency conduction device with described.
2. mobile phone as claimed in claim 1 is characterized in that:
Described receiver is provided with the voice guide hole of the voice signal that is used for deriving described receiver.
3. mobile phone as claimed in claim 2 is characterized in that, described audio frequency conduction device comprises:
Be connected with described voice guide hole, be used to transmit the cavity of the voice signal that described voice guide hole derives;
Go out with described that the sound chamber is connected with described cavity, be used for voice signal with described cavity transmission and import to the described leading note groove that goes out the sound chamber.
4. mobile phone as claimed in claim 2 is characterized in that, described audio frequency conduction device comprises:
Be connected with described voice guide hole, be used to transmit the hollow tubing conductor of the voice signal that described voice guide hole derives;
Be connected with described hollow tubing conductor, be used for voice signal with the transmission of described hollow tubing conductor and import to the described leading note groove that goes out the sound chamber.
5. as claim 3 or 4 described mobile phones, it is characterized in that:
Described cavity and described hollow tubing conductor are the space structure that described screening cover and described pcb board form naturally.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201446407U CN201708834U (en) | 2010-03-26 | 2010-03-26 | Mobile phone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201446407U CN201708834U (en) | 2010-03-26 | 2010-03-26 | Mobile phone |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201708834U true CN201708834U (en) | 2011-01-12 |
Family
ID=43445984
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201446407U Expired - Lifetime CN201708834U (en) | 2010-03-26 | 2010-03-26 | Mobile phone |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201708834U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102348002A (en) * | 2011-07-15 | 2012-02-08 | 深圳市迪美通讯设备有限公司 | Speaker sound cavity box with sound-guiding pipe groove |
-
2010
- 2010-03-26 CN CN2010201446407U patent/CN201708834U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102348002A (en) * | 2011-07-15 | 2012-02-08 | 深圳市迪美通讯设备有限公司 | Speaker sound cavity box with sound-guiding pipe groove |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110112 |