1. An acoustic device comprising:
a housing;
a loudspeaker;
a terminal provided on the housing;
an identifying section that identities an external unit mounted on the terminal; and
a control section that determines a control content corresponding to the external nit identified by the identifying section and controls the loudspeaker according to the determined control content.
2. The acoustic device according to claim 1, wherein rein the control section supplies a signal corresponding to a musical sound to be reproduced by the loudspeaker to the external unit via the terminal.
3. The acoustic device according to claim 2, wherein in a case that the external unit is an external loudspeaker, the identifying section further specifies the characteristics of the external loudspeaker; and
wherein the control section supplies an acoustic signal corresponding to the characteristics of the external loudspeaker to each of the loudspeaker and the external loudspeaker.
4. The acoustic device according to claim 3, further comprising:
a signal processing section that processes a sound pressure level of the acoustic signal depending on the sound pressure characteristics of the loudspeakers.
5. The acoustic device according to claim 3, further comprising:
a signal processing section that processes the frequency characteristics of the acoustic signal on the basis of the frequency characteristics of the respective loudspeakers.
6. The acoustic device according to claim 1, wherein when identifying the external unit, the identifying section selects, depending on whether the change of an electrical signal due to the co act of the terminal satisfies a predetermined condition, at least either a first determination method in which the control contents are determined on the basis of the change of the electrical signal or a second determination method in which the control contents are determined by the reception of an identifier from the external unit.
7. The acoustic device according to claim 1, wherein the external unit has a connection section having a flat plate shape and provided with one or a plurality of concave portions;
wherein the terminal includes a detection section that detects a position of the concave portion of the connection section when the external unit is mounted on the terminal; and
wherein the identifying section specifies the external unit on the basis of the position of the concave portion.
8. The acoustic device according to claim 6, wherein the terminal includes a frame body and a plurality of tumblers provided inside the frame body;
wherein the connection section of the external unit includes a flat plate member that can be fitted into the frame body and is provided with the one or the plurality of concave portions; and
wherein the identifying section specifies the external unit on the basis of a change of at least one of the plurality of tumblers caused at the one or the plurality of concave portions when the flat plate member is fitted into the frame body.
9. The acoustic device according to claim 1, further comprising:
an acquisition section that acquires the characteristics of the external unit from an external device other than the external unit.
10. The acoustic device according to claim 1, wherein the characteristics of the loudspeaker are provided from the external unit via the terminal.
11. An acoustic processing method comprising:
a step of detecting whether an external unit is mounted on a terminal provided in a housing of an acoustic device;
a step of identifying the external unit mounted on the terminal; and
a step of determining a control content corresponding to the identified external unit and controlling the loudspeaker provided in the housing according to the determined control content.
12. An acoustic device comprising:
a housing;
a built-in loudspeaker built in the housing;
a terminal provided on the housing;
an identifying section that identifies an external loudspeaker mounted on the terminal; and
a control section that changes a setting of a frequency characteristics of the built-in loudspeaker based on a frequency characteristics of the external loudspeaker identified by the identifying section.
The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.
1. An IC socket comprising:
a socket body having a mating interface for facing an IC package, a mounting interface positionable adjacent a substrate, a plurality of passageways extending from the mating interface toward the mounting interface, the passageway defining a length axis thereof;
a retention projection extending into the passageway; and
a terminal in each of the passageways, the terminal having contact portions for engaging respective conductive elements of the IC package and the substrate, and a middle portion locatable between the contact portions;
the middle portion having a slot for receiving the retention projection, said slot defining a closed boundary line for restricting the retention projection such that movement of the terminal along the length axis of the passageway is limited within a predetermined distance.
2. The IC socket of claim 1, wherein the terminal includes double contact arms resiliently and engagably retained within the passageway.
3. The IC socket of claim 2, wherein said double contact arms extend parallel to said length axis of the passageway.
4. The IC socket of claim 2, wherein one of said contact portions is formed at a joint of said double contact arms.
5. The IC socket of claim 4, wherein another contact portion is formed at a free end of one contact arm opposite to said joint.
6. The IC socket of claim 5, wherein each contact portion is provided with two contact regions.
7. The IC socket of claim 1, wherein the retention projection includes opposite projection ends, the slot defines opposite slot ends such that a maximum width of each slot end is at least not larger than a minimum width of a corresponding projection end.
8. The IC socket of claim 1, wherein each passageway extends obliquely from the mating interface toward the mounting interface.
9. The IC socket of claim 1, wherein the middle portion has a width larger than that of any of the contact portions.
10. An IC socket comprising:
a socket body having a mating interface for facing an IC package, a mounting interface positionable adjacent a substrate, a plurality of passageways extending obliquely from the mating interface toward the mounting interface, the passageway defining a length axis thereof;
a retention projection extending into the passageway, the retention projection having opposite projection ends; and
a terminal in each of the passageways, the terminal having contact portions for engaging respective conductive elements of the IC package and the substrate, and a middle portion locatable between the contact portions;
the middle portion having a slot for receiving the retention projection, the slot defining opposite slot ends such that a maximum width of each slot end is at least not larger than a minimum width of a corresponding projection end whereby movement of the terminal along the length axis of the passageway is limited within a predetermined distance.
11. The IC socket of claim 10, wherein the terminal includes double contact arms resiliently and engagably retained within the passageway.
12. The IC socket of claim 11, wherein said double contact arms extend parallel to said length axis of the passageway.
13. The IC socket of claim 11, wherein one of said contact portions is formed at a joint of said double contact arms.
14. The IC socket of claim 13, wherein another contact portion is formed at a free end of one contact arm opposite to said joint.
15. The IC socket of claim 14, wherein each contact portion is provided with two contact regions.
16. An IC socket comprising:
a socket body having a mating interface for facing an IC package, a mounting interface positionable adjacent a substrate, a plurality of passageways extending from the mating interface toward the mounting interface, the passageway defining a length axis thereof
a retention projection extending into the passageway; and
a flexible terminal resiliently and engageably insertable into each of the passageways, the terminal having longer and shorter contact portions for engaging respective conductive elements of the IC package and the substrate, and a middle portion locatable between the contact portions;
the middle portion having an elongated slot for receiving the retention projection, said slot defining a closed boundary line for restricting the retention projection such that movement of the terminal along the length axis of the passageway is limited within a predetermined distance.
17. The IC socket of claim 1, wherein the slot is essentially located at a lower level in the corresponding passageway, and the projection is essentially located at a lower level in the passageway.
18. The IC socket of claim 1, wherein the slot is fully hidden under the longer contact portion.
19. The IC socket of claim 1, wherein at least one of said longer contact portion and said shorter contact portion defines an axial slit to form two spaced contact section, and said axial slit does not communicate with said slot.