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JP2007104391

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This translation is machine-generated. It cannot be guaranteed that it is intelligible, accurate,
complete, reliable or fit for specific purposes. Critical decisions, such as commercially relevant or
financial decisions, should not be based on machine-translation output.
DESCRIPTION JP2007104391
The present invention provides a speaker system that easily performs optimum relocation of
speakers with respect to a viewing position. A multi-channel sound source (a multi-channel sound
source of a sound source unit including a plurality of m speakers arranged around a living room
of a building and a plurality of n channels smaller than the plurality m) and arranged in the living
room And a plurality of speakers, and a sound source connection unit (connection switching box).
In addition, the sound source connection unit (connection switching box) includes a plurality n of
a plurality of sound source side connection terminals to which a plurality of multi-channel audio
signals from the multi-channel sound source are input, and the plurality m Plural m speaker side
connection terminals for distributing the plurality of audio signals to the speakers, and a plurality
x of the sound source side connection terminals and the speaker side connection terminals (x is
at least n and plural m at most) It has an assign circuit that connects and identifies multiple x
speakers. [Selected figure] Figure 3
スピーカーシステム
[0001]
The present invention relates to a speaker system including a sound source connection unit that
switches and connects a multi-channel sound source and a plurality of speakers.
[0002]
Generally, in a house or the like having an audio device or the like, it is common to install a
speaker on the floor or to place the speaker on a speaker stand, a shelf or furniture arranged on
the floor.
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1
[0003]
In addition, hanging a speaker from a ceiling or attaching a bracket for attaching a speaker box
to a wall and attaching the speaker to the bracket is also performed (for example, see Patent
Document 1).
[0004]
However, in the above-described arrangement of speakers, the appearance of the room is
impaired because the speakers are exposed.
[0005]
As a solution to this problem, it is also considered that a speaker is not exposed by making a
mounting hole in a ceiling or wall and embedding a speaker in the mounting hole.
JP 2003-51687 A
[0006]
By the way, when making an attachment hole for speakers in a ceiling, for example, it was
necessary to avoid a beam stretched around the ceiling to prevent the strength of the ceiling
from being impaired.
[0007]
However, when installing multi-channel speakers in an AV system, depending on the position of
the monitor TV in the AV system, some optimal locations for installing the speakers may be
beams when installing center speakers, left and right speakers, rear speakers, etc. It could hit the
position of.
In this case, it is necessary to shift the arrangement of the entire speakers, and the arrangement
of the speakers with respect to the monitor television can not necessarily satisfy the presence of
sound with respect to the image.
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[0008]
In addition, when the speaker is embedded in the wall, there is a concern that the earthquake
resistance to earthquakes may deteriorate because the mounting hole is formed in the wall panel.
[0009]
Furthermore, when changing the arrangement of the monitor TV by changing the room, it is
necessary to change the arrangement of the speakers, so it is necessary to remove the front
speakers, close the mounting holes, and open new mounting holes. There was a problem that
extra expenses were forced.
[0010]
In view of the above, it is an object of the present invention to provide a speaker system capable
of easily performing optimum repositioning of the speaker with respect to the viewing position
without requiring attachment or removal of the speaker even if the viewing position changes. is
there.
[0011]
In order to achieve this object, the invention according to claim 1 includes a plurality of m
speakers arranged at intervals around a living room of a building, and a plurality of n channels
smaller than the plurality of m, in the living room It is a speaker system provided with the sound
source connection unit which switches and connects the multichannel sound source arrange |
positioned and said several m speaker, Comprising: The said sound source connection unit is
several for multiple n multichannel from the said multichannel sound source A plurality of sets of
sound source side connection terminals to which each of the plurality of sound signals is input; a
plurality of sets of speaker side connection terminals for distributing the plurality of sound
signals to the plurality of m speakers; And an assignment circuit that identifies a plurality of x
speakers by connecting a plurality x of the speaker-side connection terminals (x is n or more and
a plurality of m or less). It characterized in that it was to have the speaker system.
[0012]
Further, the invention of claim 2 is characterized in that the assignment circuit has a connection
circuit for connecting the sound source side connection terminal and the speaker side connection
terminal according to a viewing position in the living room.
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[0013]
The invention according to claim 3 is a short circuit in which, when the plurality x is smaller than
the plurality m, the assignment circuit of the sound source connection unit shorts the plurality of
(m−x) sets of the speaker-side connection terminals. Furthermore, it is characterized by having.
[0014]
Furthermore, the invention of claim 4 is characterized in that the sound source connection unit
has a plurality of the assignment circuits according to the arrangement in the living room, and
further includes switching means for switching the plurality of the assignment circuits.
[0015]
In the fifth aspect of the invention, the assignment circuit of the sound source connection unit is
a connection board on which the connection circuit and the short circuit are formed.
[0016]
The invention according to claim 6 is characterized in that the speaker is disposed along the
ceiling side entry corner of the building.
[0017]
The invention according to claim 7 is characterized in that the speaker is disposed along a floorside entry corner of a building.
[0018]
According to the configuration of claim 1, the assignment circuit having the pattern for
connecting the sound source side connection terminal and the speaker side connection terminal
according to the viewing position in the room is provided, even if the viewing position changes.
By connecting the sound source side connection terminal and the speaker side connection
terminal using an assignment circuit that does not require attachment or removal of a speaker,
and that the placement of the speaker corresponding to the viewing position is optimal, the
optimum re-use of the speaker with respect to the viewing position It can be easily arranged.
[0019]
Further, according to the configuration of claim 2, since the connection circuit for connecting the
sound source side connection terminal and the speaker side connection terminal according to the
viewing position is provided, even if the viewing position is changed, the attachment and removal
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of the speaker, etc. By simply connecting the sound source side connection terminal and the
speaker side connection terminal using an assignment circuit that does not require the optimal
arrangement of speakers corresponding to the viewing position, it is possible to easily perform
the optimum rearrangement of the speakers with respect to the viewing position. Can.
[0020]
Further, according to the configuration of claim 3, since the speaker side connection terminal (+
and-terminal) of the unused speaker is short-circuited, the unused speaker is used by the sound
wave when the used speaker is operated. Vibration can be prevented in advance, and generation
of unnecessary sound can be prevented.
[0021]
Further, according to the configuration of the fourth aspect, the plurality of the assignment
circuits corresponding to the arrangement in the living room are provided, and the switching
means for switching the plurality of the assignment circuits is provided. Also, it is possible to
easily carry out the optimum repositioning of the speaker with respect to the viewing position
without the need for attaching and detaching the speaker and the like.
[0022]
Further, according to the configuration of claim 5, since the assignment circuit of the sound
source connection unit is provided on the connection substrate including the connection circuit
and the short circuit, different assignment circuits are provided. A plurality of connection boards
are prepared, and even if the viewing position changes, it is not necessary to attach and remove
the speakers, and the sound source side using the connection board having an assignment circuit
with the optimum arrangement of speakers corresponding to the viewing position By connecting
the connection terminal and the speaker side connection terminal, it is possible to easily carry
out the optimum rearrangement of the speaker with respect to the viewing position.
[0023]
Further, according to the configuration of claim 6, since the speaker is disposed along the ceiling
side entry corner of the building, by disposing the speaker within the crooked edge, the speaker
can be accommodated in the room without impairing the appearance. It can be provided inside.
[0024]
Further, according to the configuration of claim 7, since the speaker is disposed along the floorside entry corner of the building, by disposing the speaker in the baseboard, the speaker can be
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5
accommodated in the room without impairing the appearance. Can be provided.
[0025]
Hereinafter, embodiments of the present invention will be described based on the drawings.
[Configuration] FIG. 1 is an explanatory view schematically illustrating a living room 1 which is a
part of a building.
This room (in-building space) 1 has a square-shaped floor 2, four walls 3, 4, 5, 6 rising from four
sides of the floor 2, and a ceiling 7 on the walls 3, 4, 5, 6. .
[0026]
At the corners where the floor 2 and the walls 3, 4, 5, 6 intersect, floor side entry corners 8, 9,
10, 11 are respectively formed, and the adjacent ones of the walls 3, 4, 5, 6 intersect In the
corner where the wall side entry corner 12,1,14,15 is formed respectively, in the corner where
wall 3,4,5,6 and the ceiling 7 cross ceiling side entry corner 16,17,18 , 19 are formed
respectively.
[0027]
At the ceiling side entry corners 16, 17, 18 and 19, as shown in FIG. 2, wound edges 20, 21, 22
and 23 which are building building materials are respectively disposed.
Moreover, as shown in FIG. 3, the winding edge 20 includes a plurality of divided winding edges
20a to 20c (see FIGS. 4 and 5) connected in series, and the winding edges 21 are a plurality of
series connected. Are provided with the split rims 21a to 21e.
Further, the winding edge 22 includes a plurality of divided winding edges 22a to 22e connected
in series, and the winding edge 23 includes a plurality of divided winding edges 23a to 23c
connected in series.
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Furthermore, the split rims 20a to 20c, 21b to 21d, 22b to 22d, 23a to 23c are attached to the
ceiling 7 and the wall 3 (4, 5, 6) by screws B1 and B2 as shown in FIG. .
Similarly, the split edges 21a, 21e, 22a, 22e are attached to the ceiling 7 and the walls 3 (4, 5, 6)
with screws (not shown).
[0028]
Further, the split rims 20a to 20c, 21a to 21e, 22a to 22e, and 23a to 23c are formed in a
cylindrical shape by extruding an ABS resin to which 1 to several percent of wood is added.
Moreover, both ends of the split wound edges 20a to 20c, 21a to 21e, 22a to 22e, and 23a to
23c are closed by the connecting member 24 (see FIG. 5).
Then, the divided wound edges 20a to 20c, 21b to 21d, 22b to 22d, and 23a to 23c are used as
speaker boxes.
[0029]
Furthermore, as shown in FIG. 3 and FIG. 6, the speakers a1 to a3 are attached to the divided
circling edges 20a to 20c as the speaker box, and the loudspeakers b1 to b3 are attached to the
divided circling edges 21b to 21d as the speaker box Are attached respectively.
In addition, speakers c1 to c3 are attached to the divided rounding edges 22b to 22d as the
speaker box, and speakers d1 to d3 are attached to the divided rounding edges 23a to 23c as the
speaker box.
[0030]
As shown in FIG. 6, the speaker mounting plate 25 on the room 1 side is covered with the cover
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26 in the divided circling edges 20 a to 20 c, 21 b to 21 d, 22 b to 22 d, 23 a to 23 c.
As a result, the speakers a1 to a3, b1 to b3, c1 to c3, and d1 to d3 are covered with the cover 26
to prevent the loss of the interior appearance.
[0031]
In addition, a thin wall-mounted monitor television (video unit) MTv is attached to the wall 3 as
shown in FIGS. 1 and 2, and the monitor television MTv is viewed in the center of the living room
1 as shown in FIG. There is a chair 27 used to do this.
[0032]
The video signal reproduction apparatus (not shown) outputs a video signal to the monitor
television MTv, and outputs a multi-channel audio signal synchronized with the video signal to
the sound source unit 28.
The sound source unit 28 includes a multi-channel sound source (not shown) that receives,
decodes and amplifies multi-channel audio signals.
The multi-channel sound source of the sound source unit 28 is connected to some of the
speakers a1 to a3, b1 to b3, c1 to c3 and d1 to d3 via the connection switching box (connection
switching means) 29 as shown in FIG. Be done.
<Connection Switching Box 29> (Connection Terminal) The sound source connecting terminals
S1 (+), S1 (−) to S12 (shown in FIG. 8A) are provided on one side 29a of the connection
switching box 29 shown in FIG. An input-side terminal row 29 c such as +), S 12 (−), etc. is
provided.
[0033]
The speaker connection terminals Ta1 (+), Ta1 (-) to Ta3 (+), Ta3 (-) shown in FIG. 8C are
provided on the side 29b opposite to the side 29a of the connection switching box 29. , Tb1 (+),
Tb1 (-) to Tb3 (+), Tb3 (-), Tc1 (+), Tc1 (-) to Tc3 (+), Tc3 (-), Td1 (+), Td1 (-) An output-side
terminal row 29d such as Td3 (+), Td3 (-), etc. is provided.
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[0034]
The sound source connection terminals S1 (+) and S1 (-) are connected to the sound source unit
28 so that the left front audio signal from the sound source unit 28 is input.
The sound source connection terminals S2 (+) and S2 (-) are connected to the sound source unit
28 such that the front center audio signal from the sound source unit 28 is input.
The sound source connection terminals S3 (+) and S3 (−) are connected to the sound source unit
28 such that the right front audio signal from the sound source unit 28 is input.
[0035]
The sound source connection terminals S4 (+) and S4 (-) are connected to the sound source unit
28 so that the left side audio signal from the sound source unit 28 is input.
The sound source connection terminals S5 (+) and S5 (−) are connected to the sound source unit
28 such that the right side audio signal from the sound source unit 28 is input.
[0036]
Furthermore, the sound source connection terminals S6 (+) and S6 (-) are connected to the sound
source unit 28 so that the left rear audio signal from the sound source unit 28 is input.
The sound source connection terminals S7 (+) and S7 (−) are connected to the sound source unit
28 so that the right rear audio signal from the sound source unit 28 is input.
[0037]
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9
The speaker connection terminals Ta1 (+), Ta1 (-) to Ta3 (+), Ta3 (-) are connected to positive and
negative terminals (not shown) of the speakers a1 to a3, respectively, and speaker connection
terminals Tb1 (+), The unillustrated positive and negative terminals of the speakers b1 to b3 are
connected to Tb1 (−) to Tb3 (+) and Tb3 (−), respectively.
The speaker connection terminals Tc1 (+), Tc1 (-) to Tc3 (+), Tc3 (-) are connected to positive and
negative terminals (not shown) of the speakers c1 to c3, respectively, and the speaker connection
terminals Td1 (+), The unillustrated positive and negative terminals of the speakers d1 to d3 are
connected to Td1 (−) to Td3 (+) and Td3 (−), respectively.
(Terminal Board) Furthermore, an opening (not shown) is provided at the top of the connection
switching box 29, and the opening is closed by a lid 30.
The lid 30 is detachably attached to the upper portion of the connection switching box 29 by a
screw or the like (not shown).
Moreover, by removing the lid 30, the terminal substrate 31 shown in FIG. 8B is exposed.
The sound source side contacts L (+,-), C (+,-), R (+,-), Ls (+,-), Rs (+,-), LB are provided on one side
of the terminal board 31. An input-side contact row 32 such as (+,-), RB (+,-), etc. is provided.
[0038]
Also, on the other side of the terminal board 31, the speaker side contacts a1 (+), a1 (-) to a3 (+),
a3 (-), b1 (+), b1 (-) to b3 (+), Output side contact series such as b3 (-), c1 (+), c1 (-) to c3 (+), c3 (), d1 (+), d1 (-) to d3 (+), d3 (-) 33 are provided.
[0039]
Such an input side contact row 32 and the input side terminal row 29c described above, and the
output side contact row 33 and the output side terminal row 29d are detachably connected by
connectors not shown.
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This connection is as follows.
[0040]
That is, the sound source side contacts L (+,-) are connected to the sound source connection
terminals S1 (+), S1 (-), and the sound source side contacts C (+, S) (-) The sound source side
contacts R (+,-) are connected to the sound source connection terminals S3 (+) and S3 (-).
Further, the sound source side contacts Ls (+,-) are connected to the sound source connection
terminals S4 (+), S4 (-), and the sound source side contacts Rs (+) are connected to the sound
source connection terminals S5 (+), S5 (-). ,-) Are connected. Further, the sound source side
contacts LB (+,-) are connected to the sound source connection terminals S6 (+) and S6 (-), and
the sound source side contacts RB (+,-) are connected to the sound source connection terminals
S7 (+) and S7 (-). -) Is connected.
[0041]
In addition, the speaker side contacts a1 (+), a1 (-) to a3 (+), a3 (-) are connected to the speaker
connection terminals Ta1 (+), Ta1 (-) to Ta3 (+), Ta3 (-) respectively. It is connected. Speaker-side
contacts b1 (+), b1 (-) to b3 (+), b3 (-) are connected to the speaker connection terminals Tb1 (+),
Tb1 (-) to Tb3 (+), Tb3 (-) respectively ing. The speaker side contacts c1 (+), c1 (-) to c3 (+), c3 (-)
are connected to the speaker connection terminals Tc1 (+), Tc1 (-) to Tc3 (+), Tc3 (-) There is.
Speaker-side contacts d1 (+), d1 (-) to d3 (+), d3 (-) are connected to the speaker connection
terminals Td1 (+), Td1 (-) to Td3 (+), Td3 (-) There is. (Connection Board) Further, the connection
board 34 shown in FIG. 9 is detachably attached to a predetermined position on the back surface
of the lid 30 with a screw (not shown) or the like. As shown in FIG. 9, the pattern wiring P1 (+),
P1 (−) to P7 (+), P7 (−) are printed as a connection circuit on the connection substrate 34 as
the assign circuit (FIG. 10). reference).
[0042]
A contact PL (+,-) is provided at one end of the pattern wiring P1 (+), P1 (-), and a contact La1 (+),
La1 is provided at the other end of the pattern wiring P1 (+) (-) Is provided.
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[0043]
A contact PC (+,-) is provided at one end of the pattern wiring P2 (+), P2 (-), and a contact La2 (+),
La2 (-) is provided at the other end of the pattern wiring P2 (+), P2 (-). -) Is provided.
[0044]
A contact PR (+,-) is provided at one end of the pattern wiring P3 (+), P3 (-), and a contact La3 (+),
La3 (-) is provided at the other end of the pattern wiring P3 (+) -) Is provided.
[0045]
A contact PLs (+,-) is provided at one end of the pattern wiring P4 (+), P4 (-), and a contact Lc2
(+), Lc2 (contact) is provided at the other end of the pattern wiring P4 (+), P4 (-). -) Is provided.
[0046]
A contact PRs (+,-) is provided at one end of the pattern wiring P5 (+), P5 (-), and a contact Lb2
(+), Lb2 ( -) Is provided.
[0047]
A contact PLB (+,-) is provided at one end of the pattern wiring P6 (+), P6 (-), and a contact Ld1
(+), Ld1 (Ld1) is provided at the other end of the pattern wiring P6 (+), P6 (-). -) Is provided.
[0048]
A contact PRB (+,-) is provided at one end of the pattern wiring P7 (+), P7 (-), and a contact Ld3
(+), Ld3 (the other end of the pattern wiring P7 (+), P7 (-). -) Is provided.
[0049]
In addition, the contacts Lb1 (+), Lb1 (-), the contacts Lb3 (+), Lb3 (-), the contacts Lc1 (+), Lc1 (-),
the contacts Lc3 (+), Lc3 (-) for speakers not in use. , Contacts Ld2 (+), Ld2 (-), etc. are shortcircuited by the pattern wires P8 to P12 as short circuits respectively.
This is to prevent the generation of unnecessary sound due to the vibration of the speakers b1,
b3, c1, c3, d2 etc. by the sound wave when the speakers a1 to a3, b2, c2, d1 and d3 operate. is
there.
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[0050]
Thus, on one side of the connection substrate 34, the contacts PL (+,-), PC (+,-), PR (+,-), PLs (+,-),
PRs (+,-), PLB An input-side contact row 35 such as (+,-) or PRB (+,-) is provided.
Also, on the other side of the connection substrate 34, the contacts La1 (+), La1 (-) to La3 (+), La3
(-), the contacts Lb1 (+), Lb1 (-) to Lb3 (+), Lb3 (−), Output side contacts such as contacts Lc1 (+),
Lc1 (−) to Lc3 (+), Lc3 (−), contacts Ld1 (+), Ld1 (−) to Ld3 (+), Ld3 (−) A row 36 is provided.
[0051]
Then, with the connection substrate 34 attached to a predetermined position on the back surface
of the lid 30, the input-side contact row 35 of the connection substrate 34 can be mounted on
the terminal substrate 31 by attaching the lid 30 to the top of the connection switching box 29.
While being pressed against the input side contact row 32, the output side contact row 36 of the
connection board 34 is pressed against the output side contact row 33 of the terminal board 31.
Thus, the sound source unit 28 and the speakers a1 to a3, b2, c2, d1 and d3 are connected.
[0052]
Then, in the state where the user is seated on the chair 27 of FIG. 2, the user views the monitor
television MTv in the direction of arrow A at the position of La of FIG. 3.
At the time of audio reproduction at the time of viewing, the audio on the left front side is
reproduced from the speaker a1, the audio on the front center side is reproduced from the
speaker a2, and the audio on the right front side is reproduced from the speaker a3.
Further, sounds from the left and right are reproduced from the speakers b2 and c2, and sounds
from the left and right are reproduced from the speakers d1 and d3.
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Thus, the user at the position of La in FIG. 3 can watch the image of the monitor television MTv
while listening to the reproduced sound from the seven-channel speakers a1, a2, a3, b2, c2, d1
and d3. .
[0053]
Incidentally, for example, as shown in FIG. 11, the monitor television MTv is rearranged near the
corner on the right side of the room 1, or the monitor television MTv is rearranged near the right
wall 4 of the room 1 as shown in FIG. When it is desired to switch, the connection to the speakers
a1 to d3 may be switched so that the side with the monitor television MTv is on the front side.
In this case, the pattern wiring of the connection substrate 34 described above may be switched
based on the location of the monitor television MTv.
[0054]
For example, in the case of FIG. 11, the user views the monitor television MTv in the direction of
arrow E at the position of Le. At this time, the sound from the front left is reproduced from the
speaker a2, the sound from the front center is reproduced from the speaker a3, the sound from
the front right from the speaker b1 is reproduced, and the sounds from the left and right from
the speakers c1 and b3 It may be connected so that the sounds from the left and right rear can
be reproduced from the speakers c2 and d1 respectively. If a connection board having such
pattern wiring is prepared and attached to the lid 30 instead of the connection board 34
described above, it can be easily coped with when the monitor TV MTv is arranged near the
corner on the right side of the living room 1 .
[0055]
Further, in the case of FIG. 12, the user views the monitor television MTv in the direction of the
arrow B at the position of Lb. At this time, the sound from the front left is reproduced from the
speaker b1, the sound from the front center is reproduced from the speaker b2, the sound from
the front right is reproduced from the speaker b3, and the sounds from the left and right from
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14
the speakers a2 and d2 respectively. It is sufficient to connect so that the sounds from the left
and right rear can be reproduced from the speakers c1 and c3 respectively. If a connection board
having such pattern wiring is prepared and attached to the lid 30 instead of the connection board
34 described above, the monitor television MTv can be easily coped with when disposed in the
vicinity of the wall 4.
[0056]
FIGS. 3, 11, and 12 show one arrangement example of the monitor television MTv, and a plurality
of connection boards should be prepared and prepared so as to correspond to the arrangement
other than this arrangement. Thus, even if the arrangement of the monitor television MTv is
changed, the speaker system can be quickly and easily adapted to reproduce the sound based on
the monitor television MTv.
[0057]
Note that even in the case of a multi-channel audio signal not accompanied by a video signal,
according to the arrangement of the chairs 27, the audio from the front center is reproduced
from the direction of the front facing the chair 27 on which the listener sits. The speaker system
can be easily adapted.
[0058]
Further, the video unit used in this speaker system is not limited to the monitor television MTv,
and may be a video display device using a screen or the like.
Furthermore, although the speaker system according to the present invention has been described
as applied to the crooked edges 20-23, the present invention is not limited to this, and may be
applied to a baseboard provided at the corner between the floor and the wall.
Moreover, it can also be applied simultaneously to both the rolled edges 20 to 23 and the
baseboard. (Modification) As shown in FIG. 13, a chair or the like is disposed at a position La
between the middle of the left speakers c2 and c3 and the middle of the right speakers b2 and b3
so that the user can When viewing a video image or enjoying music etc., the left speakers c2 and
c3 are connected in parallel, and a virtual sound source C is provided between the speakers c2
and c3 and the right speakers b2 and b3 are connected in parallel Preferably, a virtual sound
source B is provided between the speakers b2 and b3.
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[0059]
In this case, even if the user does not have a speaker right next to the position La, the virtual
sound source C is between the speakers c2 and c3 and the virtual sound source B is between the
speakers b2 and b3. The sound can be reproduced. (Others) In the embodiment described above,
the input side contact row 32 of the terminal board 31 and the output side contact row 33 are
connected using the connection board 34 provided with the pattern wiring, and the sound source
unit 28 and the speaker Although a1 to a3, b2, c2, d1 and d3 are connected, the present
invention is not necessarily limited to this.
[0060]
For example, a plurality of assign circuits for connecting the input-side contact row 32 of the
terminal board 31 and the output-side contact row 33 are provided, and the connection between
the input-side contact row 32 and the output-side contact row 33 by these plurality of assign
circuits A switch that switches the state may be provided.
[0061]
In addition, a socket is provided at each contact of the input side contact row 32 and the output
side contact row 33, and connectors of a plurality of connector cables are selectively connected
to the sockets of the input side contact row 32 and the output side contact row 33. Thus, the
connection state between the input contact array 32 and the output contact array 33 may be
switched.
In this case, a plurality of connector cables constitute an assignment circuit.
[0062]
As described above, the speaker system includes a plurality of speakers a1 to d3 disposed at
intervals around the living room 1 of the building, and an image of the video unit (monitor
television MTv) disposed in the living room 1 A multi-channel sound source (sound source unit
28) synchronized with a signal and a sound source connection unit (connection switching box
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29) for switching and connecting the plurality of speakers a1 to d3 are provided. Moreover, the
sound source connection unit (connection switching box 29) of this speaker system is connected
to a plurality of sound source side connection terminals S1 (a plurality of multi-channel audio
signals from the multi-channel sound source (sound source unit 28). +), S1 (−) to S7 (+), S7 (−),
and speaker side connection terminals Ta1 (+), Ta1 (−) to Td3 for distributing the plurality of
audio signals to the plurality of speakers a1 to d3 (+) And Td3 (-) are provided. The sound source
connection terminals S1 (+), S1 (-) to S7 (+), S7 (-) and the speaker connection terminals Ta1 (+),
Ta1 (-) to Td3 (+), Td3 (-). And a plurality of connection boards 34 provided with patterns
(pattern wiring P1 (+), P7 (-)) for connecting the video unit (monitor television MTv) according to
the arrangement in the living room 1; The sound source connection terminals S1 (+), S1 (-) to S7
(+), S7 (-) and the speaker connection terminals Ta1 (+), Ta1 (-) to Td3 (+), Td3 (-) Are connected
using one of the connection boards 34 corresponding to the arrangement of the video unit
(monitor television MTv) in the living room 1.
[0063]
According to this configuration, since a plurality of connection boards provided with a pattern for
connecting the sound source side connection terminals and the speaker side connection
terminals according to the arrangement of the image unit in the living room are provided, the
image of a monitor television etc. Even if the arrangement of the unit changes, it is not necessary
to attach and remove the speakers, and a plurality of connection boards are selected to select the
optimal speaker arrangement corresponding to the arrangement of the image unit in the room,
and this selected connection board By connecting the sound source side connection terminal and
the speaker side connection terminal by using the above, it is possible to easily carry out the
optimum rearrangement of the speaker with respect to the video unit.
[0064]
As described above, the speaker system according to the embodiment of the present invention
includes a plurality of m speakers arranged at intervals around a building room and a plurality of
n channels less than the plurality m. The multi-channel sound source (multi-channel sound
source of the sound source unit 28) disposed in the living room and a sound source connection
unit (connection switching box 29) for switching and connecting the plurality of m speakers are
provided.
Moreover, the sound source connection unit (connection switching box 29) is provided with a
plurality of n sets of sound source side connection terminals [S1 (+) for receiving a plurality of
sound signals for the plurality n of multi channels from the multi channel sound source. , S1 (-) to
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S7 (+), S7 (-)], and a plurality m of speaker side connection terminals [Ta1 (+), Ta1 (-) for
distributing the plurality of audio signals to the plurality of m speakers. ) To Td3 (+), Td3 (-)], the
sound source connection terminals [S1 (+), S1 (-) to S7 (+), S7 (-)], and the speaker connection
terminals [Ta1 (+ ), Ta1 (−) to Td3 (+), Td3 (−)] by connecting a plurality x of (x is n or more
and a plurality m or less) and is a plurality of x speakers [a1 to d3 Connection circuit [pattern
wiring P1 (+ And P7 (−)].
[0065]
According to this configuration, since the assignment circuit provided with the pattern for
connecting the sound source side connection terminal and the speaker side connection terminal
according to the viewing position in the room, the viewing position (La, Lb, Le, etc. Does not
require mounting and dismounting of speakers, etc., and an assignment circuit that optimizes the
arrangement of speakers corresponding to the viewing position (La, Lb, Le, etc.) By connecting, it
is possible to easily carry out the optimum rearrangement of the speakers with respect to the
viewing position (La, Lb, Le, etc.).
[0066]
In the speaker system according to the embodiment of the present invention, the assignment
circuit includes the sound source connection terminals [S1 (+), S1 (-) to S7 (+), S7 (-)] and the
speaker connection terminals [ A pattern having a connection circuit for connecting Ta1 (+), Ta1
(-) to Td3 (+), Td3 (-)] according to the viewing position (La, Lb, Le, etc.) in the living room
[pattern wiring P1 It has a plurality of connection boards 34 provided with (+), P7 (−)].
[0067]
According to this configuration, since the connection board 34 provided with a pattern for
connecting the sound source connection terminal and the speaker connection terminal according
to the viewing position is provided, the viewing position (La, Lb, Le, etc.) Connect the sound
source connection terminal and the speaker connection terminal using an assign circuit that does
not require attachment or removal of speakers even if it changes, and the arrangement of the
speakers corresponding to the viewing position (La, Lb, Le, etc.) is optimal. As a result, it is
possible to easily carry out the optimal rearrangement of the speakers with respect to the
viewing position (La, Lb, Le, etc.).
[0068]
In the speaker system according to the embodiment of the present invention, when the plurality
x is smaller than the plurality m, the assignment circuit of the sound source connection unit
(connection switching box 29) includes a plurality (m−x) of sets. It further has a short circuit
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(pattern wiring P8 to P12) for shorting the speaker side connection terminals [Ta1 (+), Ta1 (-) to
Td3 (+), Td3 (-)].
[0069]
According to this configuration, since the speaker connection terminals (+ and-terminals) of the
unused speakers are short-circuited, it is possible to prevent the unused speakers and the like
from being vibrated by the sound wave when the used speakers operate. To prevent the
generation of unnecessary sounds.
[0070]
Furthermore, in the speaker system according to the embodiment of the present invention, the
sound source connection unit (connection switching box 29) has a plurality of the assignment
circuits according to the arrangement in the living room, and switches the plurality of assignment
circuits. It is characterized in that it comprises switching means (connection board 34, switch for
assignment circuit (not shown), a plurality of connection cords for connecting the sound source
side connection terminal and the speaker side connection terminal, etc.).
[0071]
According to this configuration, a plurality of the assignment circuits corresponding to the
arrangement in the living room are provided, and a switching unit for switching the plurality of
assignment circuits is provided. Therefore, the viewing position (La, Lb, Le, etc.) It is possible to
easily carry out the optimum repositioning of the speaker with respect to the viewing position
(La, Lb, Le, etc.) without the necessity of attaching and detaching the speaker even if the.
[0072]
Further, the connection circuit [pattern wiring P1 (+), P7 (-)] and the short circuit (pattern wiring
P8 to P12) of the sound source connecting unit of the speaker system according to the
embodiment of the present invention The connection board 34 is configured.
[0073]
According to this configuration, the assignment circuit of the sound source connection unit is
provided on the connection substrate including the connection circuit and the short circuit.
Therefore, a plurality of connection substrates provided with different assignment circuits are
provided. 34 is prepared, and even if the viewing position (La, Lb, Le, etc.) changes, it is not
necessary to attach or remove the speakers, and the arrangement of the speakers corresponding
to the viewing position (La, Lb, Le, etc.) is optimal By simply connecting the sound source side
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connection terminal and the speaker side connection terminal by using the connection board 34
having a proper assign circuit, it is possible to easily perform the optimum rearrangement of the
speaker with respect to the viewing position (La, Lb, Le, etc.) it can.
[0074]
Further, the speaker of the speaker system according to the embodiment of the present invention
is disposed along the ceiling side entry corner (16 to 19) of the building.
[0075]
According to this configuration, since the speaker is disposed along the ceiling side entry corner
(16 to 19) of the building, the appearance of the speaker is impaired by arranging the speaker in
the bending edge (20 to 23). The speaker can be provided in the room without the need to
[0076]
Further, the speaker of the speaker system according to the embodiment of the present invention
is arranged along the floor-side entry corner (8 to 11) of the building.
[0077]
According to this configuration, since the speaker is disposed along the floor side entry corner of
the building, the speaker can be provided in the living room without impairing the appearance by
arranging the speaker in the baseboard. .
[0078]
While the embodiments of the present invention have been described in detail with reference to
the drawings, the specific configuration is not limited to the embodiments and other
embodiments, and design changes to the extent that they do not deviate from the scope of the
present invention are included in the present invention. Be
[0079]
It is explanatory drawing of the living room of buildings, such as a house for applying the
speaker system concerning this invention.
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It is a schematic explanatory drawing which shows the example which applied the speaker
system which concerns on this invention to the room of FIG.
It is operation | movement explanatory drawing which shows the usage example of the several
speaker of the speaker system of FIG.
It is the fragmentary perspective view which looked at the speaker system of FIG. 2 from indoor.
FIG. 5 is a partially enlarged explanatory view of a part of the winding edge of FIG. 4;
FIG. 6 is a cross sectional view showing a part of the speaker system of FIG. 5;
It is a perspective view of the connection switching box of FIG.
(A) is an explanatory view of a sound source side connection terminal provided on one side of
FIG. 7, (b) is an explanatory view of a terminal board in the connection switching box of FIG. 7,
(c) is provided on the other side of FIG. It is an explanatory view of a speaker side connection
terminal.
It is explanatory drawing of the connection board which has a pattern wiring for connecting with
the sound source side connection terminal of the terminal board of FIG.8 (b), and a speaker side
connection terminal.
It is explanatory drawing of the connection state of the sound source side connection terminal
and the speaker side connection terminal by the connection board of FIG.
It is explanatory drawing which shows the usage example of several speakers in the speaker
system of FIG.
FIG. 14 is an explanatory view showing still another usage example of the plurality of speakers in
the speaker system of FIG. 3;
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FIG. 14 is an explanatory view showing still another usage example of the plurality of speakers in
the speaker system of FIG. 3;
Explanation of sign
[0080]
1 ... room 26 ... monitor TV picture (unit) 28 ... sound source unit (multi-channel sound source)
29 ... connection switching box (sound source connection unit) 34 ... connection board a1 to a3 ...
speaker b1 to b3 ... speaker c1 to c3 ... speaker d1 ~ D3 ... Speakers La, Lb, Le ... Viewing position
S1 (+), S1 (-) ... sound source connection terminals S2 (+), S2 (-) ... sound source connection
terminals S3 (+), S3 (-) ... Sound source connection terminals S4 (+), S4 (-) ... sound source
connection terminals S5 (+), S5 (-) ... sound source connection terminals S6 (+), S6 (-) ... sound
source connection terminals S7 (+) , S7 (-) ... sound source side connection terminals Ta1 (+), Ta1
(-) ... speaker side connection terminals Ta2 (+), Ta2 (-) ... speaker side connection terminals Ta3
(+), Ta3 (-) ... speaker side Connection terminals Tb1 (+), Tb1 (-) ... speaker connection terminals
Tb2 (+), Tb2 (-) ... speaker connection terminals Tb3 (+), Tb3 (-) ... speaker connection terminals
Tc1 (+), Tc1 (-) ... Speaker side connection terminal Tc2 (+), Tc2 (-) ... Speaker side connection
terminal Tc3 (+), Tc3 (-) ... Speaker side connection terminal Td1 (+), Td1 (-) ... Speaker side
connection terminal Td2 (+), Td2 (-) ... speaker side connection terminals Td3 (+), Td3 (-) ...
speaker side connection terminals P1 (+), P7 (-) ... wiring pattern (assign circuit) P6 to P12 ...
wiring pattern (Short circuit)
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