CN100423522C - Loudspeaker device of portable terminal - Google Patents
Loudspeaker device of portable terminal Download PDFInfo
- Publication number
- CN100423522C CN100423522C CNB2004100317253A CN200410031725A CN100423522C CN 100423522 C CN100423522 C CN 100423522C CN B2004100317253 A CNB2004100317253 A CN B2004100317253A CN 200410031725 A CN200410031725 A CN 200410031725A CN 100423522 C CN100423522 C CN 100423522C
- Authority
- CN
- China
- Prior art keywords
- portable terminal
- speaker
- terminal device
- loud speaker
- mentioned
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/40—Circuits
Abstract
The invention relates to a speaker device of a portable terminal. In the speaker device with portable terminal outputting the sound wave transforming the electric signal from the portable terminal circuit part, further comprising the rotary speaker casing to adjust the transmitting direction of the sound wave of the speaker after installing the speaker, thereby clearly transmitting the sound wave from the speaker to the portable terminal outside under the state of call waiting to clearly listen to a voice of other party without distortion under the calling stage.
Description
Technical field
The present invention relates to the speaker unit of portable terminal device, in more detail, relate to a kind of in the portable terminal device of loud speaker is installed, when from the loud speaker of portable terminal device when sound wave is transmitted in the outside of portable terminal device, can not be subjected to peripheral obstacle to hinder ground to transmit the speaker unit of the portable terminal device of sound wave.
Background technology
Portable terminal is used for wireless voice communication at first, but, nearest portable terminal is providing function of voice communication simultaneously, comply with the consumer's who wishes the further improved high tone quality the tinkle of bells of acquisition requirement, its functional area is various day by day, recently, the improved speaker unit of tonequality is installed in the portable terminal device and is used, thereby can tackle services such as multimedia.
The user occurred recently being divided into the portable terminal device of installing with loud speaker with loud speaker and music in the function of voice communication of answering section installation, so that can efficiently utilize high tone quality with high tone quality.At this, music is used to use multimedia service or collection of letters the tinkle of bells with loud speaker.
Portable terminal device generally is divided into straight plate (bar) type, cover type, flip-type and slide cover type, is that example describes with the most extensive recent universal flip-type portable terminal below.
Fig. 1 to Fig. 4 is the pie graph of portable terminal device in the past, Fig. 1 is the formation oblique view of portable terminal device in the past, wherein, Fig. 2 is the front view of Fig. 1, Fig. 3 is the major part sectional view of the sectional view III-III of Fig. 2, and Fig. 4 is the oblique view of portable terminal device of the sound wave transfer path of the speaker unit in the displayed map 1.
As shown in the figure, portable terminal device is made of main body section (10) and turning cover part (20), and turning cover part (20) is formed at a side of main body section (20), can open and close by hinge member (30).
Above-mentioned main body section (20) comprises following several sections: keypad (11), and it is positioned at above the main body section (10), is made of a plurality of keys that are used for input information; Fuselage cover (12), it wraps required circuit parts such as carrying out the portable terminal Control on Communication; Rechargeable battery (13), it is installed on the following of fuselage cover (12) and can takes off; Send words portion (15), it sends voice when conversation.
Above-mentioned turning cover part (20) comprises with the lower part: LCDs (21) is used for showing information or the message pick-up content of importing by keypad (11) with number of words or literal etc.; Turning cover part shell (22), it wraps LCDs (21); Secondary LCDs (24), it is formed at turning cover part (20) front; Answering section (23), it can be from the signal of telecommunication transfer call voice that swaps out, and receives with loud speaker (30) by voice.
At this, in order to make sound wave clearly be sent to the outside from the loud speaker (30) in the turning cover part shell (22) that is built in turning cover part (20), on the turning cover part shell (22) on the sound wave transfer path that is positioned at from loud speaker (30) to the outside, be formed with sound wave transfer port (31) respectively, thereby can clearly be sent to the outside from the sound wave of loud speaker (30).
Be equipped with in the past that the portable terminal device of speaker unit has sound wave transfer port (31) on turning cover part shell (22),, make the user be convenient to hear so that sound wave clearly is sent to the outside of portable terminal device from being built in loud speaker (30) in the turning cover part shell (22).But the position of loud speaker (30) is towards the front of turning cover part (20), no matter portable terminal device is in closed condition or open mode, sound wave is all the time along the sound wave path shown in the reference numeral 40, only transmit to a direction, so when under the state of opening turning cover part (20), conversing, loud speaker (30) is towards the direction opposite with customer location, and the other side's voice sound smaller, and the distortion of sound may take place.
Summary of the invention
The present invention proposes for the problem of above-mentioned conventional art just, purpose is to provide a kind of speaker unit of portable terminal device, it is in being equipped with the portable terminal device of loud speaker, sound wave in clear transmission from loud speaker to the portable terminal device outside, when conversation, make the other side's voice that distortion not take place simultaneously, can clearly hear.
For achieving the above object, the invention provides a kind of speaker unit of portable terminal device, having conversion from the signal of telecommunication of portable terminal device circuit part and export in the speaker unit of portable terminal device of loud speaker of sound wave, it is characterized in that: also comprise: rotatable speaker housings, so that can after above-mentioned loud speaker is installed, the sound wave direction of transfer of above-mentioned loud speaker be regulated; Speaker housings rotary rail groove is formed on the portable terminal device; Rotor, fixedly be formed at the outer cylinder of speaker housings, protrude on the outer cylinder of rotor and be formed with the rotation projection, the rotation projection suits with the rotary rail groove and rotates, rotor also has fixing hole, loud speaker also has the fixed part of the two side ends that protrudes from loud speaker, and loud speaker is fixed on fixing hole by fixed part.
This is at the conversation holding state, makes loud speaker towards the outside, and the user can clearly hear the tinkle of bells.Simultaneously, during conversation, under the open mode of portable terminal device, can regulate the sound wave direction of loud speaker, so that distortion does not take place the other side's voice.
In addition, preferably when above-mentioned loud speaker during, make sound from above-mentioned loud speaker with bigger volume output towards the front of portable terminal device; When above-mentioned loud speaker during, make sound from above-mentioned loud speaker with less volume output towards the back of portable terminal device.
This is in order to prevent that the user from making loud speaker under the state of the back of portable terminal device, habitually pressing close to answering section with ear, to cause the situation of user's myringorupture.
In addition, above-mentioned rotor is preferably hollow shape, can pass so that loud speaker connects lead.
In addition, the present invention preferably also comprises a rotary inductive sensor component, and being used for the above-mentioned loud speaker of perception is towards the front, still towards the back.
At this moment, above-mentioned rotary inductive sensor component can be made of magnet and the magnetic induction sensor that the speaker housings side is installed, and magnetic induction sensor is installed on the portable terminal device, and perception is from the magnetic field of above-mentioned magnet.
Description of drawings
Fig. 1 to Fig. 4 is the pie graph of portable terminal device in the past, wherein:
Fig. 1 is the formation oblique view of portable terminal device in the past;
Fig. 2 is the front view of Fig. 1;
Fig. 3 is the major part sectional view of the sectional view III-III among Fig. 2;
Fig. 4 is the oblique view of portable terminal device of the sound wave transfer path of the speaker unit in the displayed map 1;
Fig. 5 to Fig. 7 is the pie graph of speaker unit of the portable terminal device of one embodiment of the invention, wherein:
Fig. 5 is the cross sectional elevation of major part of the portable terminal device of one embodiment of the invention;
Fig. 6 is the major part sectional view of the sectional view VI-VI among Fig. 5;
Fig. 7 is the oblique view of Fig. 5;
Fig. 8 is that the volume of the speaker unit among Fig. 5 is regulated flow chart.
Embodiment
With reference to the accompanying drawings, describe embodiments of the invention in detail.
But, in explanation process of the present invention,,, omitted detailed description thereof for well-known function or formation in order to make main idea of the present invention more clear.Simultaneously, for identical with structure noted earlier and be equivalent to identical part, given identical or be equivalent to identical reference marks, detailed description thereof is omitted in decision.
Fig. 5 to Fig. 7 is the pie graph of speaker unit of the portable terminal device of one embodiment of the invention, wherein, Fig. 5 is the major part cross sectional elevation of the portable terminal device of one embodiment of the invention, Fig. 6 is the major part sectional view of the sectional view VI-VI of Fig. 5, Fig. 7 is the oblique view of Fig. 5, and Fig. 8 is that the volume of the speaker unit among Fig. 5 is regulated flow chart.
As shown in the figure, the speaker unit of the portable terminal device of one embodiment of the invention (130) is by constituting with the lower part: loud speaker (132), and it is built in the turning cover part shell (122), is the sound wave with high tone quality with electrical signal conversion; Speaker housings (131), it is the drum with the plastics material injection molding, is used to install loud speaker (132) and also can rotates; Distribution (135), it supplies voice signal etc. from circuit part to loud speaker (132).
Above-mentioned loud speaker (132) has following 3 parts: vibration membranous part (132c), and it comprises oscillating plate, to produce sound wave; Coil portion (132b) is used to make oscillating plate to produce vibration; Fixed part (132a) protrudes from the two side ends of loud speaker (132), to be fixed on the speaker housings (131).After loud speaker (132) power supply, the distribution (135) that is used to transmit various signals is connected with the circuit part of portable terminal device.At this moment, said fixing portion (132a) is inserted in speaker housings (131) and goes up the loud speaker fixing hole (139b) that forms, and loud speaker (132) is fixed on the speaker housings (131).
Above-mentioned speaker housings (131) is by constituting with the lower part: sound wave transfer port (133), and it connects in the place ahead of loud speaker (132) and forms, so that the loud speaker (132) of sound wave from installing do not run into obstacle on transfer path; Rotor (139), it forms hollow shape from the outer cylinder protrusion of speaker housings (131), connects loud speaker (132) and circuit part thereby can pass through distribution (135); Rotation projection (139a), it protrudes formations on the outer cylinder of rotor (139), suit also rotatablely with the rotary rail groove (129) of going up formation with turning cover part shell (122), can rotate with respect to turning cover part shell (122).
At this moment, distribution (135) is connected with loud speaker (132) with circuit part by the hollow central portion of the rotor (139) of hollow shape, consider the twisting of distribution (135), after speaker unit (130) is installed to the turning cover part (20) of portable terminal device, preferably limit it, make it can only be to clockwise direction Rotate 180 degree, to about counter clockwise direction Rotate 180 degree.
The symbol 110 that does not describe in the accompanying drawings is main body section of portable terminal device, the 112nd, and the main body section shell of portable terminal device, the 123rd, the voice acceptance division that the user uses facing to ear during telephone relation.
On the one hand,, use devices such as split ring, perhaps use rotatable pin (pin) the type terminal supply signal of telecommunication and power supply, can eliminate restriction rotating range for the rotating range restriction that the twisting of eliminating by distribution (135) causes.
On the other hand, front end at the rotor (139) of speaker housings (131) is equipped with small-sized magnet (136), along with the rotation of speaker housings (131) is rotated, the small-sized magnet certain intervals of distance, magnetic induction sensor (138) is installed on turning cover part shell (122), thereby when loud speaker (132) direction rotation forwards, backwards, the magnetic field that magnetic induction sensor (138) perception is formed by small-sized magnet (136), the direction of induction loudspeaker (132).
Speaker unit (130) for the portable terminal device that as above constitutes, under the conversation holding state, loud speaker (132) is towards the front portion of turning cover part (20), when sounding the tinkle of bells in conversation standby process, sound wave is sent to the front portion of turning cover part (20), is in the state of being convenient to user's perception the tinkle of bells.
And when for the conversation connection status, the user makes turning cover part (20) be in the state of opening with respect to main body section (10), and in order to prevent voice generation distortion, the user makes the back of loud speaker (132) facing to turning cover part (20).Especially, can bring into play the effect of similar speaker-phone when being 3G phone etc. when being used for the portable terminal device of Image Communication.
On the other hand, the user can't learn that the talking state of reception is the image conversation, and still general conversation is pressed close to loud speaker with ear usually.In this process, when loud speaker (132) faces toward the back of turning cover part (20), because the volume of loud speaker (132) is bigger, may cause user's myringorupture, therefore, as the situation of Fig. 8, when learning loud speaker (132) facing to the turning cover part back by magnetic induction sensor (138), order reduces the volume of an end loud speaker (132).
So, when talking state was general conversation, because volume reduces, the user pressed close to answering section with ear and converses and get final product.In addition, when talking state is the image conversation, after the user must open turning cover part (20), make camera (150) towards oneself, watch LCDs (21) to converse simultaneously, so need not ear is pressed close to answering section, loud speaker (132) performance is as the effect of speaker-phone.Therefore, the user presses the key that amplifies (137) that is used to increase In Call, can converse with the volume that has increased.
Below for example understand useful embodiment of the present invention, scope of the present invention not only is defined in specific embodiment as above, suitably changes in the scope that can put down in writing in claims.
As the above-mentioned explanation of doing, the invention provides the speaker unit of portable terminal device that a kind of user can directly regulate the direction of loud speaker, having conversion from the signal of telecommunication of portable terminal device circuit part and export in the speaker unit of portable terminal device of loud speaker of sound wave, also comprise rotatable speaker housings, so that can after above-mentioned loud speaker is installed, the sound wave direction of transfer of above-mentioned loud speaker be regulated.Thereby can be under the conversation holding state sound wave of clear transmission from loud speaker to the portable terminal device outside, simultaneously can make the other side's voice that distortion not take place in talking state, clearly hear.
Claims (6)
1. the speaker unit of a portable terminal device is having conversion from the signal of telecommunication of portable terminal device circuit part and export in the speaker unit of portable terminal device of loud speaker of sound wave, and feature of the present invention is also to comprise:
Rotatable speaker housings is so that can regulate the sound wave direction of transfer of above-mentioned loud speaker after above-mentioned loud speaker is installed;
Speaker housings rotary rail groove, it is formed on the portable terminal device;
Rotor fixedly is formed at the outer cylinder of above-mentioned speaker housings, protrudes on the outer cylinder of described rotor to be formed with the rotation projection, and described rotation projection and above-mentioned rotary rail groove suit and rotate,
Described rotor also has a fixing hole, and described loud speaker also has a fixed part that protrudes from the two side ends of described loud speaker, and described loud speaker is fixed on described fixing hole by described fixed part.
2. the speaker unit of portable terminal device according to claim 1 is characterized in that:
When above-mentioned loud speaker during towards the front of portable terminal device, from the sound of above-mentioned loud speaker with bigger volume output; When above-mentioned loud speaker during towards the back of portable terminal device, from the sound of above-mentioned loud speaker with less volume output.
3. the speaker unit of portable terminal device according to claim 1 is characterized in that:
Above-mentioned rotor is a hollow shape, can pass so that loud speaker connects lead.
4. the speaker unit of portable terminal device according to claim 1 is characterized in that also comprising a rotary inductive sensor component, and being used for the above-mentioned loud speaker of perception is towards the front, still towards the back.
5. the speaker unit of portable terminal device according to claim 4 is characterized in that:
Magnet and magnetic induction sensor that above-mentioned rotary inductive sensor component is installed by the speaker housings side constitute, and magnetic induction sensor is installed on the portable terminal device, and perception is from the magnetic field of above-mentioned magnet.
6. the speaker unit of portable terminal device according to claim 1 is characterized in that:
The rotating range of above-mentioned loud speaker is that-180 degree are to+180 degree.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020030053209A KR100548398B1 (en) | 2003-07-31 | 2003-07-31 | Speaker apparatus in mobile phone |
| KR0053209/2003 | 2003-07-31 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1581886A CN1581886A (en) | 2005-02-16 |
| CN100423522C true CN100423522C (en) | 2008-10-01 |
Family
ID=34587829
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2004100317253A Expired - Fee Related CN100423522C (en) | 2003-07-31 | 2004-03-24 | Loudspeaker device of portable terminal |
Country Status (2)
| Country | Link |
|---|---|
| KR (1) | KR100548398B1 (en) |
| CN (1) | CN100423522C (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103826184A (en) * | 2014-02-28 | 2014-05-28 | 惠州Tcl移动通信有限公司 | Mobile terminal with rotatable loudspeaker |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1296352A (en) * | 1999-11-16 | 2001-05-23 | 日本电气株式会社 | Mobile telephone set |
| CN1320305A (en) * | 1998-09-25 | 2001-10-31 | 艾利森公司 | Mobile telephone having folding antenna |
| JP2002325127A (en) * | 2001-04-26 | 2002-11-08 | Sharp Corp | Mobile phone |
-
2003
- 2003-07-31 KR KR1020030053209A patent/KR100548398B1/en not_active IP Right Cessation
-
2004
- 2004-03-24 CN CNB2004100317253A patent/CN100423522C/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1320305A (en) * | 1998-09-25 | 2001-10-31 | 艾利森公司 | Mobile telephone having folding antenna |
| CN1296352A (en) * | 1999-11-16 | 2001-05-23 | 日本电气株式会社 | Mobile telephone set |
| JP2002325127A (en) * | 2001-04-26 | 2002-11-08 | Sharp Corp | Mobile phone |
Also Published As
| Publication number | Publication date |
|---|---|
| KR100548398B1 (en) | 2006-02-02 |
| KR20050014550A (en) | 2005-02-07 |
| CN1581886A (en) | 2005-02-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20081001 Termination date: 20120324 |