CN101809975A - Electronic device acoustic chamber - Google Patents
Electronic device acoustic chamber Download PDFInfo
- Publication number
- CN101809975A CN101809975A CN200780100808A CN200780100808A CN101809975A CN 101809975 A CN101809975 A CN 101809975A CN 200780100808 A CN200780100808 A CN 200780100808A CN 200780100808 A CN200780100808 A CN 200780100808A CN 101809975 A CN101809975 A CN 101809975A
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- CN
- China
- Prior art keywords
- display module
- housing parts
- window
- sound
- module
- 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.)
- Granted
Links
- 238000013459 approach Methods 0.000 claims description 31
- 239000000853 adhesive Substances 0.000 claims description 21
- 230000001070 adhesive effect Effects 0.000 claims description 21
- 238000000034 method Methods 0.000 claims description 21
- 238000007789 sealing Methods 0.000 claims description 5
- 238000013461 design Methods 0.000 description 6
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000000565 sealant Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000011800 void material Substances 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/03—Constructional features of telephone transmitters or receivers, e.g. telephone hand-sets
- H04M1/035—Improving the acoustic characteristics by means of constructional features of the housing, e.g. ribs, walls, resonating chambers or cavities
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
- H04M1/026—Details of the structure or mounting of specific components
- H04M1/0266—Details of the structure or mounting of specific components for a display module assembly
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
- H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only
- H04R1/28—Transducer mountings or enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
- H04R1/2807—Enclosures comprising vibrating or resonating arrangements
- H04R1/2838—Enclosures comprising vibrating or resonating arrangements of the bandpass type
- H04R1/2842—Enclosures comprising vibrating or resonating arrangements of the bandpass type for loudspeaker transducers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
- H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only
- H04R1/28—Transducer mountings or enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
- H04R1/2807—Enclosures comprising vibrating or resonating arrangements
- H04R1/2853—Enclosures comprising vibrating or resonating arrangements using an acoustic labyrinth or a transmission line
- H04R1/2857—Enclosures comprising vibrating or resonating arrangements using an acoustic labyrinth or a transmission line for loudspeaker transducers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2499/00—Aspects covered by H04R or H04S not otherwise provided for in their subgroups
- H04R2499/10—General applications
- H04R2499/11—Transducers incorporated or for use in hand-held devices, e.g. mobile phones, PDA's, camera's
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Health & Medical Sciences (AREA)
- Otolaryngology (AREA)
- Telephone Set Structure (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
Abstract
Disclosed herein is an apparatus. The apparatus includes a housing section, electronic circuitry, a display module, and an acoustic chamber. The housing section includes a window. The electronic circuitry is mounted within the housing section. The display module is mounted within the housing section. The display module is proximate the window. The acoustic chamber is between the window and the display module.
Description
Technical field
The present invention relates to a kind of electronic equipment, and relate more specifically to a kind of sound chamber that is used for electronic equipment.
Background technology
Conventional mobile phone design and notion comprise be used for providing the sound that can listen and the sound system of indication on equipment.Sound system generally includes and is connected to the sound module (or loud speaker) that separates the sound chamber.For the performance (acoustical sound that means) that obtains from sound system, the size of sound chamber and volume should be as much as possible greatly to provide dull bass and high-pitched tone.Because to the needs of continuous compact in size, littler and thinner phone design (having littler sound chamber) causes losing or having reduced acoustical behavior.Because previous conventional mobile phone has the configuration of big and broad, the problem that reduces the space, sound chamber is not critical, and sound performance is to utilize the separation sound chamber in the equipment to adjust.Along with the free space in the mobile device constantly reduces, the sound chamber in these equipment becomes more and more littler, so that has reduced acoustic mass and performance.
Therefore, need provide a kind of electronic equipment interior improved sound chamber.
Summary of the invention
According to an aspect of the present invention, a kind of device is disclosed.This device comprises housing parts, electronic circuit, display module and sound chamber.Housing parts comprises window.Electronic circuit is installed in this housing parts.Display module is installed in the housing parts.Display module and window are approaching.The sound chamber is between window and display module.
According to a further aspect in the invention, a kind of device is disclosed.This device comprises housing parts, electronic circuit, display module and sound module.Housing parts comprises opening, first end portion and mid portion.The opening and first end portion are approaching.Electronic circuit is installed in this housing parts.Display module is installed in this housing parts.One terminal first end portion with housing parts of described display module is approaching.The mid portion to terminad (opposite end) and housing parts of described display module is approaching.Sound module and display module described approaching to terminad.Sound module and opening communicate.
According to a further aspect in the invention, a kind of method is disclosed.Housing parts is provided.Housing parts comprises window.Electronic circuit is installed in the housing parts.Display module is attached in the housing parts.Display module and window interval are opened.The sound chamber is provided between window and the display module.
According to a further aspect in the invention, a kind of method is disclosed.Housing parts is provided.Housing parts comprises opening, first end portion and mid portion.The opening and first end portion are approaching.Electronic circuit is installed in this housing parts.One end of display module is set up first end portion that approaches this housing parts.Display module terminad is set up the mid portion that approaches this housing parts.Sound module is set up approaches the described to terminad of display module.Sound module and opening communicate.
Description of drawings
Explained aforementioned aspect of the present invention and further feature in conjunction with the accompanying drawings in the following description, in the accompanying drawings:
Fig. 1 is the stereogram that comprises the electronic equipment of feature of the present invention;
Fig. 2 is the partial cross section view that the online 2-2 of equipment shown in Figure 1 is got;
Fig. 3 is the stereogram of the display module that uses in electronic equipment shown in Figure 1; And
Fig. 4 is the stereogram of the interior section of electronic equipment shown in Figure 1.
Embodiment
With reference to Fig. 1, show the stereogram of the electronic equipment 10 that has merged feature of the present invention.Although describe the present invention, yet should be appreciated that the present invention can embody with the alternative form of a lot of embodiment with reference to the exemplary embodiment shown in the figure.In addition, can use the element or the material of any suitable size, shape or type.
In this embodiment, equipment 10 comprises mobile phone.Yet in optional embodiment, this equipment can comprise the electronic equipment of any adequate types.For example, equipment 10 can comprise digital camera, music player, handheld games equipment, PDA or notebook.Phone 10 generally includes housing 12, is connected to the transceiver 14 of antenna 16, electronic circuit 18 (for example as the controller in housing 12), user input area (for example, it can comprise the key plate) 20 and display 22.In optional embodiment, phone 10 can have the feature of any suitable type known in the art.
Also with reference to Fig. 2, illustrate the partial cross section view of electronic equipment 10 now.Should be noted that Fig. 1 illustrates the end face diagrammatic sketch of equipment 10.For the sake of clarity, the partial cross section view shown in Fig. 2 is rotated into end face down.Electronic equipment 10 further comprises display module 24, sound chamber 26 and sound module 28.Housing (perhaps housing parts) 12 comprises window 30.Window 30 comprises and shows lens frame (or window lens frame) 32 and show lens (or window lens) 34.Window 30 suitably is positioned on the housing 12 and is used to check (and protection) display module 24.
In this embodiment, the length of sound chamber 26 and shape are fixed.Yet in optional embodiment, the length of sound chamber and/or shape can change, so that corresponding with tuned frequency.In addition, the length of sound chamber 26 and/or shape can be tuned to one or more preset frequencies so that strengthen those frequencies and/or filter other frequency.
Also with reference to Fig. 3 and Fig. 4, display module 24 (it can for example be LCD) includes source region 46 and inactive regions 48 now.In this embodiment, inactive regions 48 approaches first end 50 of display module 24.Active region 46 approaches second end 52 of display module 24.Active region 46 comprises the checked part of display module 24, and extends across most of display module 24.Yet optional embodiment can be included in the active region of display module 24 and any proper proportion between the inactive regions.First end 50 of display module 24 approaches first end portion 54 of housing 12.Second end 52 of display module 24 approaches the mid portion 56 of housing 12.Sound module 24 (it can comprise for example loud speaker) is positioned near second terminal 52 (at mid portion 56 places of housing 24) of display module 24.
As shown in Figure 4, for example, display module 24 can be electrically coupled to electronic equipment 10 by LCD connector 58.Yet, can be provided for any suitable electrical connection of display module.Window frame 32 or window lens 34 can be fixed or navigate to LCD connector 58 also.
Disclosed equipment 10 is showing that lens 34 back provide the space so that be used as active sound chamber.Especially, communicate by letter so that carry out (acoustics) with opening 42 as the operatic tunes 26 that is used for from the sound of loudspeaker 28 in the space between use front window 30 and the display module 24.Disclosed apparatus arrangement provides opening or sound hole 42 in window lens component 34.Yet optional embodiment can comprise one or more holes in window side or any possible side (comprising the zone away from display).
In addition, can have display module and be used for any electronic equipment or the equipment of its front window of protecting are used disclosed sound chamber 26.The sound outlet that provides in disclosed equipment (opening 42) is in the window 30, yet, also can there be another sound outlet in the other parts of phone, described other parts are connected this loudspeaker or a plurality of micropkonic front or back on acoustics.
Disclosed equipment 10 provides showing that the making of space between lens 34 and the display module 24 is used for creating new territory, sound area.This space can be used in the conventional design notion, and this conventional design notion comprises: IMD or IML window (or window lens) in display module top (or top), perhaps any other suitable equipment (being included in the front window lens of display module top).Therefore, because the size of checking the zone of display module increases, this allows more sound volume to use.
Disclosed sound chamber 26 also can realize in following conventional design: showing between lens and the display module to have the space.Can provide disclosed chamber 26 by being sealed in the volume that shows between lens 34 and the display module 24.The sealing volume will form sound chamber (space between display module and display window).Can utilize two-sided adhesive pad 36 that demonstration lens 34 (the perhaps any suitable part of other of window 30 or housing 12) are bound or be glued to display module 24.Then, showing that the sealed volume between lens 34 and the display module 24 will comprise disclosed sound channel (or sound chamber) 26.Then, the tone of acoustics will come out by groove 42 or other any suitable position at window lens 34 upsides.
Illustrate the adhesive pad 36 between window lens 34 and display module 24 although should be noted that accompanying drawing, yet, can in any position that is fit to the disclosed volume 26 of sealing, provide adhesive pad 36.For example, can between lens frame 32 (or any other parts of window 30) and display module 24, provide adhesive pad.
Can assemble disclosed equipment 10 by the window 30 of display module 24 being bound or is glued to housing 12 or housing with adhesion.Yet, can provide any suitable method to set up display module.For example, in optional embodiment, can between display module and housing, utilize sealant or mixture that display module is mechanically secured to housing.
One of advantage that provides disclosed adhesive pad 36 between window lens 34 and display module 34 is and can absorbs any tolerance mismatch (tolerance mismatch) by filling up 36.Therefore, disclosed adhesive pad 36 has been avoided the problem of not aiming between active region 46 (zone of illustrated display module) and the window lens layout 34 at display module 24.This so minimized assembly problem and increased productivity ratio.
But disclosed equipment 10 provides the acoustical behavior of enhancing by available usage space (the perhaps volume of back and front) in the increase electronic equipment.Can revise and improve conventional configuration by using the additional sound volume of creating.
Disclosed equipment also provides the improved position that is used for sound module (or loud speaker) 28.As illustrated in the interior views (Fig. 4) of equipment 10, sound module 28 is adjacent to second end 52 of display module 24.This allows sound module 28 (its for example can be internal hands-free (IHF) loud speaker) is positioned at mid portion 56 places of the housing parts 12 between key plate (or key mat) 20 and the display module 24.The previous space that does not utilize provides for the more effective use at conventional loudspeaker position (common end portion at housing/equipment) superjacent air space this loudspeaker position between key plate and display module by using.
Should be appreciated that aforementioned description only is to explanation of the present invention.Those skilled in the art can design various substituting and modification in the case of without departing from the present invention.Therefore, the present invention be intended to contain that in the scope that falls into claims all such substitute, modification and variant.
Claims (according to the modification of the 19th of treaty)
1. device, it comprises:
Housing parts, described housing parts comprises window, wherein said window comprises opening;
Electronic circuit, described electronic circuit are installed in the described housing parts;
Display module, described display module are installed in the described housing parts, and wherein, described display module approaches described window; And
Sound chamber, described sound chamber are between described window and described display module, and wherein, described sound chamber and described opening communicate.
2. device according to claim 1, it further comprises: the sound module that communicates with described sound chamber.
3. device according to claim 2, wherein, described sound module comprises loud speaker.
4. device according to claim 2, wherein, described sound module is deployed between the user input area and described display module of described device.
5. device according to claim 2, wherein, described display module includes source region and inactive regions, and wherein, described sound module approaches described active region.
6. device according to claim 1, it further comprises: the adhesive pad between described display module and described window, wherein, described adhesive pad is configured so that be provided at sealing between described display module and the described window.
7. device according to claim 1, wherein, the described window of described housing parts comprises the window lens.
8. device, it comprises:
Housing parts, described housing parts comprises opening, first end portion and mid portion, and wherein, described opening approaches described first end portion, and wherein, described opening extends between the inner surface of the outer surface of described housing parts and described housing parts;
Electronic circuit, described electronic circuit are installed in the described housing parts;
Display module, described display module is installed in the described housing parts, and wherein, an end of described display module approaches described first end portion of described housing parts, and wherein, described display module approaches the described mid portion of described housing parts to terminad;
Sound module, described sound module approach the described to terminad of described display module, and wherein, described sound module and described opening communicate; And
The sound chamber, described sound chamber is between described display module and described opening.
9. device according to claim 8, wherein, described sound chamber is between described sound module and described opening.
10. device according to claim 9, wherein, described sound chamber is between described display module and described housing parts.
11. device according to claim 9, wherein, described display module includes source region and inactive regions, and wherein, described sound chamber is adjacent to described active region and described inactive regions.
12. device according to claim 8, wherein, described sound module comprises loud speaker.
13. device according to claim 8, wherein, described housing parts further comprises the key plate that approaches described mid portion, and wherein, described sound module is between described display module and described key plate.
14. device according to claim 8, it further comprises adhesive pad, and wherein, described adhesive pad is between the window of described display module and described housing parts.
15. device according to claim 14, wherein, the described window of described housing parts comprises described opening.
16. a method, it comprises:
The housing parts that comprises window is provided, and wherein said window comprises opening;
In described housing parts, electronic circuit is installed;
Set up display module in described housing parts, wherein, described display module and described window interval are opened;
Sound module set up approach described display module; And
Provide the sound chamber between described window and described display module, wherein, first open end of described sound chamber is at the described opening part of described window, and wherein, second open end of described sound chamber is at described sound module place.
17. method according to claim 16 wherein, is set up described display module and is further comprised: the described window that described display module is adhered to described housing parts in described housing parts.
18. method according to claim 16 wherein, is set up described display module and is further comprised in described housing parts: between the described window of described housing parts and described display module, provide adhesive pad.
19. method according to claim 16, wherein, described sound module and described sound chamber communicate.
20. a method, it comprises:
The housing parts that comprises opening, first end portion and mid portion is provided, and wherein, described opening approaches described first end portion, and wherein, and described opening extends between the inner surface of the outer surface of described housing and described housing;
In described housing parts, electronic circuit is installed;
One end of display module is set up described first end portion that approaches described housing parts;
Described display module set up the described mid portion that approaches described housing parts to terminad;
Sound module set up approach the described to terminad of described display module, wherein, described sound module is communicated by letter with described opening; And
Between described sound module and described opening, provide the sound chamber.
21. method according to claim 20 wherein, is set up described display module and is further comprised: described display module is adhered to described housing parts.
22. method according to claim 20 wherein, is set up described display module and is further comprised: provide adhesive pad between described display module and described housing parts.
23. method according to claim 22, it further comprises: the window lens are attached to the described first terminal part office, and provide described adhesive pad between described window lens and described display module.
24. method according to claim 20, it further comprises: provide the sound chamber between described display module and described housing parts.
Claims (25)
1. device, it comprises:
Housing parts, described housing parts comprises window;
Electronic circuit, described electronic circuit are installed in the described housing parts;
Display module, described display module are installed in the described housing parts, and wherein said display module approaches described window; And
The sound chamber, described sound chamber is between described window and described display module.
2. device according to claim 1, it further comprises: the sound module that communicates with described sound chamber.
3. device according to claim 2, wherein, described sound module comprises loud speaker.
4. device according to claim 2, wherein, described sound module is deployed between the user input area and described display module of described device.
5. device according to claim 2, wherein, described display module includes source region and inactive regions, and wherein, described sound module approaches described active region.
6. device according to claim 1, wherein, described window further comprises opening, and wherein, described opening and described sound chamber communicate.
7. device according to claim 1, it further comprises: the adhesive pad between described display module and described window, wherein, described adhesive pad is configured so that be provided at sealing between described display module and the described window.
8. device according to claim 1, wherein, the described window of described housing parts comprises the window lens.
9. device, it comprises:
Housing parts, described housing parts comprises opening, first end portion and mid portion, wherein, described opening approaches described first end portion;
Electronic circuit, described electronic circuit are installed in the described housing parts;
Display module, described display module is installed in the described housing parts, and wherein, an end of described display module approaches described first end portion of described housing parts, and wherein, described display module approaches the described mid portion of described housing parts to terminad; And
Sound module, described sound module approach the described to terminad of described display module, and wherein, described sound module and described opening communicate.
10. device according to claim 9, it further comprises: the sound chamber between described sound module and described opening.
11. device according to claim 10, wherein, described sound chamber is between described display module and described housing parts.
12. device according to claim 10, wherein, described display module includes source region and inactive regions, and wherein, described sound chamber is adjacent to described active region and described inactive regions.
13. device according to claim 9, wherein, described sound module comprises loud speaker.
14. device according to claim 9, wherein, described housing parts further comprises: approach the key plate of described mid portion, wherein, described sound module is between described display module and described key plate.
15. device according to claim 9, it further comprises adhesive pad, and wherein, described adhesive pad is between the window of described display module and described housing parts.
16. device according to claim 15, wherein, the described window of described housing parts comprises described opening.
17. a method, it comprises:
The housing parts that comprises window is provided;
In described housing parts, electronic circuit is installed;
Set up display module in described housing parts, wherein, described display module and described window interval are opened; And
Between described window and described display module, provide the sound chamber.
18. method according to claim 17 wherein, is set up described display module and is further comprised: the described window that described display module is adhered to described housing parts in described housing parts.
19. method according to claim 17 wherein, is set up described display module and is further comprised in described housing parts: between the described window of described housing parts and described display module, provide adhesive pad.
20. method according to claim 17, it further comprises: sound module is set up approached described display module, wherein, described sound module and described sound chamber communicate.
21. a method, it comprises:
The housing parts that comprises opening, first end portion and mid portion is provided, and wherein, described opening approaches described first end portion;
In described housing parts, electronic circuit is installed;
One end of display module is set up described first end portion that approaches described housing parts;
Described display module set up the described mid portion that approaches described housing parts to terminad; And
Sound module set up approach the described to terminad of described display module, wherein, described sound module and described opening communicate.
22. method according to claim 21 wherein, is set up described display module and is further comprised: described display module is adhered to described housing parts.
23. method according to claim 21 wherein, is set up described display module and is further comprised: provide adhesive pad between described display module and described housing parts.
24. method according to claim 23, it further comprises: the window lens are attached to the described first terminal part office, and provide described adhesive pad between described window lens and described display module.
25. method according to claim 21, it further comprises: provide the sound chamber between described display module and described housing parts.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/IB2007/003633 WO2009068927A1 (en) | 2007-11-26 | 2007-11-26 | Electronic device acoustic chamber |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101809975A true CN101809975A (en) | 2010-08-18 |
| CN101809975B CN101809975B (en) | 2014-08-27 |
Family
ID=40087969
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200780100808.5A Expired - Fee Related CN101809975B (en) | 2007-11-26 | 2007-11-26 | Electronic device acoustic chamber |
Country Status (3)
| Country | Link |
|---|---|
| CN (1) | CN101809975B (en) |
| DE (1) | DE112007003701B4 (en) |
| WO (1) | WO2009068927A1 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101345960B1 (en) * | 2012-02-29 | 2014-01-06 | 주식회사 팬택 | Terminal having speaker unit |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3597061B2 (en) * | 1998-11-13 | 2004-12-02 | 日本電気株式会社 | Piezo speaker |
| GB2355128B (en) * | 1999-10-08 | 2003-04-09 | Nokia Mobile Phones Ltd | Portable electronics device |
| CN1153505C (en) * | 2000-04-15 | 2004-06-09 | 王天资 | Cross complementing sound enclosure with lower limitation of cavity frequency and low distortion |
| EP1271998B1 (en) * | 2001-06-28 | 2008-04-16 | Matsushita Electric Industrial Co., Ltd. | Speaker system, mobile terminal device, and electronic device |
| ATE303695T1 (en) * | 2001-10-08 | 2005-09-15 | Siemens Ag | MOBILE COMMUNICATION TERMINAL WITH A FLAT SPEAKER ARRANGE IN THE DEVICE HOUSING AND A FURTHER SOUND TRANSDUCER ARRANGED TO A TWO-WAY SYSTEM WITH THE FLAT SPEAKER |
| GB2386281B (en) * | 2002-03-07 | 2005-03-16 | Matsushita Comm Ind Uk Ltd | Aural interface for portable communications terminals |
-
2007
- 2007-11-26 CN CN200780100808.5A patent/CN101809975B/en not_active Expired - Fee Related
- 2007-11-26 DE DE112007003701.6T patent/DE112007003701B4/en not_active Expired - Fee Related
- 2007-11-26 WO PCT/IB2007/003633 patent/WO2009068927A1/en active Application Filing
Also Published As
| Publication number | Publication date |
|---|---|
| DE112007003701T5 (en) | 2011-03-17 |
| CN101809975B (en) | 2014-08-27 |
| DE112007003701B4 (en) | 2016-10-27 |
| WO2009068927A1 (en) | 2009-06-04 |
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| SE01 | Entry into force of request for substantive examination | ||
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Effective date of registration: 20160205 Address after: Espoo, Finland Patentee after: Technology Co., Ltd. of Nokia Address before: Espoo, Finland Patentee before: Nokia Oyj |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140827 Termination date: 20191126 |