CN101218646A - Portable media reproduction system - Google Patents
Portable media reproduction system Download PDFInfo
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- CN101218646A CN101218646A CNA2006800246927A CN200680024692A CN101218646A CN 101218646 A CN101218646 A CN 101218646A CN A2006800246927 A CNA2006800246927 A CN A2006800246927A CN 200680024692 A CN200680024692 A CN 200680024692A CN 101218646 A CN101218646 A CN 101218646A
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- portable media
- reproduction system
- media reproduction
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Abstract
The present invention provides a portable media reproduction system into which a portable media player can be inserted. The portable media reproduction system includes a docking component wherein the size of the docking component can be adjusted to fit a given portable media player. The portable media reproduction system also includes a video output connector, a subwoofer, and a passive radiator.
Description
The application requires U.S. Provisional Application sequence number No.60/685 that on May 31st, 2005 was submitted to, the novel patent application serial numbers No.11/244 of U.S. utility that on September 7th, 415 and 2005 submitted to, 928 right of priority, its full content with referring to mode include this paper in.This application comprises material protected by copyright.The copyright holder does not oppose anyone according to the file of United States Patent (USP) trademark office and the appearance copy patent content of record, but keeps all copyrights of other form.
Technical field
The present invention relates to the portable media playback devices field, and be specifically related to be used for the portable set of reproducing audio signal.
Background technology
Obtaining obvious improvement aspect the Voice ﹠ Video reclaim equiment in the past few decades, especially the equipment of user's various tracks (audio track) that can carry and transport everywhere.This equipment comprises, for example is used for the equipment of digital recording, editor, audio mixing, generation, storage and regeneration track.The advantage of digital document is several aspects, is included in the wrong error correction algorithm that carries out on the file and can guarantees suitably to store audio track data, produces wrong or produce mistake in copy procedure even this means basic recording medium, also reproducing audio faithfully.Another advantage of digital document is that reclaim equiment can accurately be controlled the speed that track is play, and guarantees consistent playback thus effectively.
In recent years, some occur and be used to store the new algorithm of track.In these new audio track storage algorithms more popular a kind of be animation entertainment group level 3 (Motion Picture Entertainment Group level 3) algorithm, be commonly referred to " MP3 " algorithm.The MP3 algorithm uses various technology, comprises making the user can change the track sampling rate when recording track, changes the byte number be used to represent given frequency range etc., to generate than the remarkable little digital audio track file of the employed file of CD.This means that the user can carry the more more audio data file than past on given medium.For example, typical 72 minutes audio frequency CD hold the data of about 650MB.According to selected compression method, the CD-ROM of 650MB has enough capacity of several hrs compressed music.
Along with digital memory capacity continues to increase, and compression algorithm continuation development, the user can carry more and more music that they like.This has caused the track power of regeneration is included in the equipment chain that audio performance is arranged of development gradually, includes but not limited to digital camera, portable digital-assistant (" PDA "), wireless phone etc.Several miscellaneous equipments that are commonly referred to portable electronic device (" PMP ") of regeneration compressed tracks have appearred on the market being mainly used in.One of most popular PMP is iPod, by Apple Computer (Apple Computer, Inc.) sale of California Cupertino.It is very popular that iPod has become, can store the audio file of thousands of megabyte because its shape is relatively little and be stored in the out of Memory on the hard disk drive in the PMP.Other PMP also stores the video information that is used for playback on the little player in being incorporated into equipment in addition.
Great majority available video equipment at present are designed to highly portable and make the individual can carry quite a large amount of tracks.But because portability is paid close attention in the design of these equipment, manufacturer often is restricted to them the audio frequency that only comes to provide regeneration to the user by monaural or stereo headphones.This means that preferably these audio frequency apparatuses only can be used for user for the limited quantity track of regenerating, such as with one or more shunts so that a plurality of user can insert equipment with headphone.But,, drive several to headphone so they can not produce enough energy because audio frequency apparatus is normally battery-driven.In addition, the number of users that is connected to single assembly is increased to will limiting device above one or two portability.
A kind of method that adopts in addition in some prior aries is to use the family loudspeaker can be attached to portable electronic device.This makes a plurality of users experience audio tracks simultaneously.Because the output of the electric power of audio frequency apparatus is relatively low usually, so advantageously make loudspeaker comprise the amplifier that drives by external power source usually.Some prior aries have been created loudspeaker relatively little, battery-operated or that alternating current (AC) drives and have been used for the portable audio reclaim equiment.These loudspeakers often the time have a lot of mechanical damages in transportation, and the cable and the adapter that are generally used for loudspeaker is connected to audio frequency apparatus can not bear this damage.
A kind of technical scheme that provides on the market is the U.S. Patent application No.10/836 that can buy and submit on April 30th, 2004 from Pennsylvanian Penelope Milford's Altec LansingTechnology company, the original creation inMotion that describes in 113
TM, the full content of above patent with referring to mode include this paper in.InMotion
TMBe Promethean product, it provides the active loudspeaker of integrating with the spread footing of portable electronic device first, this loudspeaker be relative lightweight and be collapsible compact portable formula packing with protection loudspeaker drive when the transportation.Although inMotion
TMProvide about sound reproduction quality, fastness, weight, portability, size aspect and advantage easy to use, but also left each the space that to improve in these quality.
Summary of the invention
The present invention is directed to the portable media reproduction system of one or more restrictions of avoiding correlation technique basically.
Target of the present invention provides the portable media reproduction system of a kind of PMP of being used for, wherein in housing, comprise at least one loudspeaker, sub-woofer speaker or other audio reproduction equipment, but this housing also comprises butt joint (docking) parts that the place of working is connected thereto, this joint unit is adjustable, make PMP to settle thereon securely, but and make portable media reproduction system can the place of working be used for different size, comprise the PMP of different depth.
Another target of the present invention provides a kind of portable media reproduction system, and this system comprises at least one the audio reproduction equipment that is included in the housing, and this housing also comprises the joint unit that is operably connected on it, and at least one video output connector.
Another purpose of the present invention provides the portable media reproduction system of a kind of PMP of being used for, and this portable media reproduction system comprises the joint unit that is used for PMP, wherein a plurality of active loudspeaker parts is arranged to basically the first side coplane with housing.In this embodiment, also comprise sub-woofer speaker and at least one passive radiator in the housing, sub-woofer speaker and at least one passive radiator also can be arranged in them and be substantially perpendicular to first side.
Should be appreciated that aforementioned general description and detailed description hereinafter all are exemplary and indicative and aim to provide the further explanation of the invention of declaring.Can set forth other features and advantages of the present invention in following instructions, wherein a part can display in instructions or recognize by practice of the present invention.Can realize and obtain other purpose of the present invention and advantage by the structure that particularly points out in this instructions and its claims and the accompanying drawing with its claims and accompanying drawing.
Description of drawings
Included accompanying drawing helps further understanding of the present invention, and these accompanying drawings are included in the instructions and form the part of instructions, and accompanying drawing shows embodiments of the invention, and is used from the principle of explaining at least one embodiment of the present invention with instructions one.
In the accompanying drawing:
Fig. 1 is the front elevation of portable media reproduction system according to an embodiment of the invention.
Fig. 2 is the front perspective view of portable media reproduction system according to an embodiment of the invention.
Fig. 3 is the rear view of portable media reproduction system according to an embodiment of the invention.
Fig. 4 is the side view of portable media reproduction system according to an embodiment of the invention.
Fig. 5 is the incision rear perspective view of portable media reproduction system according to an embodiment of the invention.
Fig. 6 is the front perspective view of joint unit according to an embodiment of the invention.
Fig. 7 is the exploded perspective view of joint unit according to an embodiment of the invention.
Fig. 8 a is the front elevation of the each several part of joint unit according to an embodiment of the invention, and joint unit is in compressive state.
Fig. 8 b is the cut-away left side view of the joint unit each several part shown in Fig. 8 a.
Fig. 9 a is the front elevation of the each several part of joint unit according to an embodiment of the invention, and this joint unit is in the local state that launches.
Fig. 9 b is the cut-away left side view of the joint unit each several part shown in Fig. 9 a.
Embodiment
Now will be in detail referring to the preferred embodiments of the present invention, the example has been shown in the accompanying drawing.For the purpose of clear, each number in the figure unanimity of the present invention that corresponding parts are being provided.
Fig. 1 and 2 show have front surface 50, the portable media reproduction system housing 10 (Fig. 3) of left side 60, right side 65 and rear surface 1 00.In the embodiment shown, front surface 50 has left speaker array 62 and the right loudspeaker array 52 of being arranged to basic and front surface 50 coplanes.Although this paper has disclosed the arrangement of coplane basically, but concerning those skilled in the art clearly, left speaker array 62 and right loudspeaker array 62 can be arranged to alternately arrange, or independent setting or hinged jointly, and do not deviate from the spirit or scope of the present invention.
In the embodiment shown in Fig. 1 and 2, front surface 50 comprises that also the user can be by the door 17 of its PMP joint unit 135 of leading to, as shown in Figure 6.PMP joint unit 135 can comprise PMP15, can be connected to one or more cross tie parts of portable media reproduction system 10 by it.In the embodiment shown, this cross tie part comprises the positive craft port that can cooperate with the same cloudy craft port of PMP15 bottom.But, concerning the present technique field the technician, clearly, available other cross tie part substitutes and does not deviate from the spirit and scope of the present invention.For example illustrates that alternative interconnects can comprise bluetooth (BlueTooth) and unrestricted
TMOr other wireless interconnection technologies, and such as using RCA, DIN, MINI-DIN, stereo mini plug (Stereo MiniPlug) or other connector.This makes portable media reproduction system 10 can be used for various device, includes but not limited to, mobile phone, satellite radio receiver, digital audio receiver, standard audio receiver, CD Player, portable digital-assistant, digital camera or other portable audio and/or video equipment.
In the embodiment shown in Fig. 4, left and right sides loudspeaker array 65,52 respectively has 3 " full-range neodymium driver 307,308 and 1 " neodymium tweeter 309,310.But those skilled in the art will appreciate that, available other audio playback replaces and do not deviate from the spirit and scope of the present invention.In the embodiment shown, left and right sides loudspeaker array 62,52 also is coated with porous protective device or barrier with protection driver 307,308 and tweeter 309,310.
In the embodiment shown, portable media reproduction system 10 comprises that also at least one four inches side triggers sub-woofer speaker 311.Sub-woofer speaker 311 can be protected by porous protective device and barrier 64.Because sub-woofer speaker 311 is sides triggers sub-woofer speaker, the surface of sub-woofer speaker 311 does not need directly to experience other people of medium regeneration at the user or by portable media reproduction system 10.Therefore, in the embodiment shown, the plane that the surface of sub-woofer speaker 311 is substantially perpendicular to front surface 50 is provided with.This makes portable media reproduction system 10 compacter and can not damage sound quality.
Although to regeneration sound is not necessary, the illustrated embodiment of portable media reproduction system 10 also comprises passive radiator 67.The sound wave that passive radiator 67 produces sub-woofer speaker 311 rear portions can propagate into outside the portable media reproduction system 10, has therefore further improved the perceived bass response of system.Use passive radiator 67, opposite with the loudspeaker capsule of opening, embodiments of the invention can be sealed.Because portable media reproduction system is of portable form, sealed environment can help to prevent that moisture and exterior object from entering capsule.This protective design can be protected each parts, comprises the internal circuit of system 10.
Portable media reproduction system 10 also can comprise control panel 19.In the embodiment shown, control panel 19 comprises a plurality of membrane type buttons.This button can make the user can control each parts of portable media reproduction system 10, includes but not limited to power supply, control volume, bass amplification level, three times of amplification levels etc.Control panel 19 also can provide by it and the correlation function of may command and PMP15 make things convenient for the interface, include but not limited to begin playback, stop and/or suspending playback, fast-forward playback and jump to next audio or video section.
As illustrated in fig. 1 and 2, embodiments of the invention can be cylindrical basically.Rolling when preventing that this embodiment is on placing given surface, portable media reproduction system can have one or more bases 55,57.
Fig. 3 is the rear view of the embodiment of portable media reproduction system 10.In the embodiment shown, rear surface 100 comprises the handle 105 of depression, so that transporting portable media reproduction system 10.Rear surface 100 also can comprise jack panel 112.Jack panel 112 makes portable media reproduction system 10 be connected to additional external unit by various connectors, comprises supply hub 115, s-video jacks 113, combination hub 1144, takes the lead earphone jack 116 and auxiliary output plughole 117.Clearly available other connector replaces and does not deviate from the spirit and scope of the present invention concerning those skilled in the art.
When PMP15 inserted joint unit 135, PMP15 can switch on portable media reproduction system 10.In one embodiment, when portable media reproduction system 10 from external power source (such as, but not limited to the AC-DC transducer or can be to the external unit of portable media reproduction system 10 power supply) when accepting electric energy, portable media reproduction system 10 can only be powered to PMP15.In an alternative embodiment, no matter whether portable media reproduction system 10 is with external power source or use the internal cell powered operation, and portable media reproduction system 10 all can be powered to PMP15.Except PMP15 can be moved, also can make PMP15 by portable audio reproduction system 10 to the electric energy of PMP15 supply is any rechargeable battery charging that is stored in the there.
Can be used for for being contained at least one the D class in the portable media reproduction system 10 or the others power supply of other note amplifier 301-304 and system from the power supply of power supply adaptor (external connection apparatus) and/or battery.The D class A amplifier A is why favourable to be because the relatively high efficient relevant with this amplifier.This efficient provides lower power consumption can for various conventional amplifiers, improves the battery life of system thus.Amplifier preferably is used for the sound signal from media device is changed into the signal that can drive loudspeaker.
The illustrated embodiment of rear surface 100 also comprises the groove that is used to store the remote controllers (not shown).In the embodiment shown, this remote controllers can be controlled the user and are abovely described identical parts about control panel 19.In an alternative embodiment, the above part of describing identical parts about control panel 19 of user's may command.In another embodiment, remote controllers can make the user can control the parts that can't arrive by control panel 19.
With reference to Fig. 6 and 7, latching member 80 is maintained in its closed position joint unit 135 by friction.By push the door 17 of joint unit 135 towards latching member 80, joint unit 135 is unclamped from latching member 80.Joint unit 135 can be opened with the soft technology of opening.In an embodiment of this technology, the spring device (not shown) combines with damping mechanism 725 and makes joint unit 135 slowly hingedly move to open position, has avoided making PMP15 to stand the unexpected vibrations that may take place when joint unit 135 reaches its stroke end thus.
When PMP was installed on the joint unit 135, the back side of PMP can be against bottom bracing (shoe) 137.In the embodiment shown in Fig. 6-9b, can be by the degree of depth of move operation handle (lever) 131 adjusting joint units 135.In the embodiment shown, lever 131 can rotate about 75 (75) degree in lever pedestal 133.Move operation handle 131 causes that bottom bracing 137 moves into or shifts out.In described embodiment, this function realizes that by a plurality of fixedly column pieces 725 are provided for bottom bracing 137 each this fixedly column piece length difference is so that the surface of bottom bracing 137 keeps parallel with the back side of PMP basically.Fixedly column piece 725 is designed to be engaged in the fan-shaped edge that cuts out on lever 131 upper slanted plane 720.During operating operation handle 131, plane inclined makes bottom bracing 137 move into or shift out in fixedly 725 times rotations of column piece.By spring 705 being placed between retaining clip 735 (seeing Fig. 8 b and 9b) and the keeper 715, spring 705 can apply against the power of keeper 715, thus with the fan-shaped edge of bottom bracing 137 push operation handles 131.
Concerning those skilled in the art, clearly,, can use similar techniques to regulate the width and the height of joint unit 135 although foregoing concentrates on the degree of depth of regulating joint unit 135.Concerning those skilled in the art clearly, the size of available adjustment joint unit 135 such as by replace lever 131 and fixedly the alternative technologies the distensible tube of column piece 725 replace, and do not deviate from the spirit and scope of the present invention.
Although describe the present invention in detail, concerning those skilled in the art, clearly can carry out various changes and change and do not deviate from its spirit and scope it with reference to its specific embodiment.Therefore, the present invention is intended to cover change of the present invention and the change that falls in appended claims and the coordinator scope thereof.
Claims (31)
1. portable media reproduction system, this system comprises:
Housing has first surface and second surface;
At least one loudspeaker is used for audio reproduction; And
The scalable joint unit, but the place of working is connected to the described first surface of described housing, is used to admit portable electronic device, and wherein, the degree of depth of described at least joint unit is adjustable, to adapt to described portable electronic device.
2. portable media reproduction system as claimed in claim 1 is characterized in that, the width of described scalable joint unit also is adjustable.
3. portable media reproduction system as claimed in claim 1 is characterized in that, the height of described scalable joint unit also is adjustable.
4. portable media reproduction system as claimed in claim 2 is characterized in that, the height of described scalable joint unit also is adjustable.
5. portable media reproduction system as claimed in claim 1 is characterized in that, but described scalable joint unit uses the soft technology place of working of opening to be connected with described housing.
6. portable media reproduction system as claimed in claim 1 is characterized in that, but described scalable joint unit comprises the bottom bracing that is connected to base portion by the lever place of working, and wherein said lever is regulated the degree of depth of described bottom bracing.
7. portable media reproduction system as claimed in claim 6 is characterized in that the slip of described lever causes the adjusting of the described bottom bracing degree of depth.
8. portable media reproduction system as claimed in claim 6 is characterized in that the rotation of described lever causes the adjusting of the described bottom bracing degree of depth.
9. portable media reproduction system as claimed in claim 6, it is characterized in that, described lever comprises inside surface and outside surface, described inside surface has a plurality of protrusion notches from its extension, also comprise at least one the fixing column piece that is connected to described bottom bracing, wherein said at least one fixedly column piece be arranged to contact with in the described protrusion notch at least one.
10. portable media reproduction system as claimed in claim 9, it is characterized in that also comprise keeper, wherein said keeper has a plurality of notches, wherein said bottom bracing also comprises a plurality of retaining clips, the described a plurality of notch couplings on described retaining clip and the described keeper.
11. portable media reproduction system as claimed in claim 10 is characterized in that, but comprises that also the place of working inserts the spring between described a plurality of retaining clip and the described keeper.
12. portable media reproduction system as claimed in claim 9 is characterized in that, the height of described protrusion notch has nothing in common with each other.
13. portable media reproduction system as claimed in claim 12, it is characterized in that, also comprise a plurality of fixedly column pieces, the length of each in the wherein said fixedly column piece is chosen to: when portable media device inserted described scalable joint unit, the surface of described bottom bracing kept and described portable media device coplane basically.
14. portable media reproduction system as claimed in claim 1 is characterized in that, described scalable joint unit comprises the bottom bracing that movably is connected to base portion, and the lever degree of depth of regulating described bottom bracing wherein.
15. portable media reproduction system as claimed in claim 14, it is characterized in that, described bottom bracing movably is connected to described base portion by a device, described device comprises the inclined ramp and the matching block that contacts with described slope that is arranged in the described scalable joint unit basically circularly, and wherein said lever is regulated the degree of depth of described bottom bracing by the orientation that changes described slope and described matching block.
16. portable media reproduction system as claimed in claim 15 is characterized in that, also comprises the fixed sturcture that is used for described lever is remained on a plurality of positions.
17. portable media reproduction system as claimed in claim 16 is characterized in that, described fixed sturcture comprises the scallop on the described inclined ramp surface.
18. portable media reproduction system as claimed in claim 17 is characterized in that, also comprises the spring assembly of the compression fit that is used for described slope and matching block.
19. portable media reproduction system as claimed in claim 1 is characterized in that, also comprises:
Connector, described connector are located in the described scalable joint unit, and electrically cooperate with described portable electronic device when being suitable in portable electronic device is received in described joint unit;
Amplifier is suitable for giving when this portable electronic device electrically cooperates with described connector the sound signal that is produced by portable electronic device that amplification is provided; And
Be used to the power supply of described amplifier power supply.
20. portable media reproduction system as claimed in claim 19 is characterized in that, described power supply comprises at least one battery.
21. portable media reproduction system as claimed in claim 20 is characterized in that, described at least one battery is chargeable.
22. portable media reproduction system as claimed in claim 19 is characterized in that, described at least one power supply is the DC power supply.
23. portable media reproduction system as claimed in claim 19 is characterized in that, described at least one power supply is an AC power supplies.
24. portable media reproduction system as claimed in claim 19, it is characterized in that, also comprise telepilot, described telepilot is suitable for controlling at least one function of this portable electronic device when portable electronic device electrically cooperates with described connector.
25. a portable media reproduction system, this system comprises:
Housing has first side and second side;
Joint unit, described joint unit are located on described first side to be used to admit portable electronic device, and described joint unit has the open position that is used to admit portable electronic device, and the off-position that is used to keep described portable electronic device;
At least one loudspeaker that is used for audio reproduction; And
At least one video output connector.
26. portable media reproduction system as claimed in claim 25 is characterized in that, described at least one video output connector is the S-video-frequency connector.
27. portable media reproduction system as claimed in claim 25 is characterized in that, described at least one video output connector is the composite video connector.
28. a portable media reproduction system, this system comprises:
Capsule has cavity;
Joint unit is used to admit portable electronic device, but described joint unit place of working cooperates with described capsule;
A plurality of active loudspeaker parts are installed on the described capsule, are arranged to each other coplane basically at least two in wherein said a plurality of active loudspeaker parts;
In described a plurality of active loudspeaker parts at least one is installed to described capsule, and at least one in described a plurality of active loudspeaker parts is arranged in use the air in the described capsule cavity be compressed and reduce pressure;
At least one passive speaker parts is installed to described capsule, and described at least one passive speaker parts are suitable for moving in response to air pressure; And
Wherein, described capsule cavity is subjected to the protection of described at least sub-woofer speaker and passive radiator, and comprises the environment of sealing basically that stops moisture and external object to enter described cavity.
29. a portable media reproduction system, this system comprises:
The substantial cylindrical housing, described substantial cylindrical housing has first end and second end, and also has by movable support structure qualification compartment therein;
Described movable support structure has the opening and closing position, and is suitable for holding portable electronic device and electrically cooperates with described portable electronic device in described off-position;
At least one active loudspeaker parts is installed to described first end;
At least one active loudspeaker parts is oriented at respect to described first end between the angle of 70 to 110 degree;
Amplifier, described amplifier is encapsulated in the described substantial cylindrical housing, give by providing amplification, and the sound signal of amplifying is sent to described at least one active loudspeaker parts that are installed on described first end and described at least one the active loudspeaker parts that are oriented angle between 70 to 110 degree with respect to described first end with sound signal that portable electronic device that described movable support structure electrically cooperates produces.
30. portable media reproduction system as claimed in claim 29 is characterized in that, also comprises the second active loudspeaker parts that are oriented the angle of 70 to 110 degree with respect to described first end.
31. portable media reproduction system as claimed in claim 29 is characterized in that, also comprises at least one the passive speaker parts that is installed on described second end.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US68541505P | 2005-05-31 | 2005-05-31 | |
| US60/685,415 | 2005-05-31 | ||
| US11/244,928 | 2005-09-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101218646A true CN101218646A (en) | 2008-07-09 |
Family
ID=39624297
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2006800246927A Pending CN101218646A (en) | 2005-05-31 | 2006-05-31 | Portable media reproduction system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101218646A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103503475A (en) * | 2011-03-31 | 2014-01-08 | 伯斯有限公司 | Portable loudspeaker |
-
2006
- 2006-05-31 CN CNA2006800246927A patent/CN101218646A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103503475A (en) * | 2011-03-31 | 2014-01-08 | 伯斯有限公司 | Portable loudspeaker |
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