Note: Descriptions are shown in the official language in which they were submitted.
CA 02577486 2007-02-07
LED Melody Decoration Kit with Multicolor Light Sources
BACKGROUND OF THE INVENTION
1. Field of the Invention
The present invention relates to a LED melody decoration kit with multicolor
light sources, more particularly the LED melody decoration kit is applicable
to be
incorporated with a traditional lighting string to create plenty of effect in
lighting
string.
2. Description of the Prior Art
During the Christmas day or festival every year, people will use the
decorative
light with color or the shaped light string on the Christmas tree or on the
windows for
celebration. But the consumers fail to change the shape of bulb.
Take a traditional lighting string 10 shown in Fig. 1 as an example, which
comprises an electrical wire 11 and a plurality of incandescent lamps 20
arranged
electrically in series circuit with the electrical wire 11. Each incandescent
lamp 20 of
the lighting string 10 is constituted with a lamp socket 21, a lamp holder 22
and a
mini-bulb 23. Each lamp socket 21 coupled to the electrical wire 11 is to
provide
power to the corresponding mini-bulb 23 which is electrically connected to the
lamp
socket 21 through the corresponding lamp holder 22 fastened on the lamp socket
21.
However, the defect of the incandescent lamps 20 used on a traditional
lighting
string 10 shown in Fig. 1 is the mini-bulb 23 with a flaw in very high
temperature and
with a frigid outfit of glasses. Thus, some of them may use Light Emitting
Diode
(hereinafter referred to as "LED") to replace the mini-bulb 23 of the
incandescent
lamps 20 used on a traditional lighting string 10.
But the LED is unable to directly replace the mini-bulb 23 of the incandescent
lamps 20 in theory, which is difficult in the assembling application due to
the
limitation of LED's characteristic. To improve this potential defect, it needs
to design
a special electric circuit program for improvement.
Based on this, the present invention may create a lot of advantages, such as
saving cost, increasing plenty colors and the luminous intensity, as well as
the
attractiveness, etc. Consequently, it may achieve the purpose that one of the
incandescent lamp in a traditional lighting string is to be superseded by the
LED lamp
with the claimed device of a LED melody decoration kit with multicolor light
sources.
SUMMARY OF THE INVENTION
The primary objective of this invention is to provide a LED melody decoration
kit to upgrade the novelty, interest, attractiveness with multicolor in
lighting string
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which comprises an electrical wire integrating with a plug-connector on the
terminal
to get a voltage from a traditional lighting string, one or more LED lights to
emit
single or multiple lighting colors, and a cover package having a driving IC to
drive
and control the LED lights, a voltage-multiplied and rectified circuit to
double the
voltage got from the plug-connector and a constant voltage regulated circuit
to
stabilize the pulse/surge voltage input to the driving IC.
The LED melody decoration kit of the present invention is able to directly
change one of the incandescent lamps from a traditional lighting string for
replacement and to emit single color or different multiple colors, it will not
change the
function in the original lighting string and will create plenty of effect in
lighting
string.
The LED melody decoration kit of the present invention may emit the
changeable lights with different colors and may apply to various lighting
string or tree
light to improve the incandescent lamp with drab shape and monotonous
function.
The LED melody decoration kit of the present invention may integrate with
different shape or lighting string to create the different changes in shape.
It may also
integrate a music control box with horn to voice various music or festival and
theme
songs.
BRIEF DESCRIPTION OF THE DRAWINGS
Fig. 1 is a schematic view showing a traditional lighting string with a
plurality of
incandescent lamps;
Fig. 2 is a schematic view for the LED melody decoration kit with multicolor
light sources of the present invention;
Fig. 3 is an illustrated diagram to explain the LED melody decoration kit of
the
present invention how to get the required power from the traditional lighting
string of
Fig. 1;
Fig. 4 is a schematic view to show the LED melody decoration kit of the
present
invention practically in application to the traditional lighting string of
Fig. 1 and
further to show those LED lights of the present invention may be covered with
an
outfit for decoration;
Fig. 5 is a schematic view to show several LED lights of the present invention
are integrated with a flat ornament or card and further to show the LED melody
decoration kit of the present invention may be provided with a music device
and
incorporated with a traditional lighting string to create plenty of effect in
lighting
string;
Fig. 6 shows a control block diagram of the LED melody decoration kit of the
present invention;
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Fig. 7 shows an electric circuit program applied to the LED melody decoration
kit of the present invention which comprises a voltage-multiplied and
rectified circuit,
a constant voltage regulated circuit and a driving IC to drive one or more LED
lights
to emit different colors;
Fig. 8 shows the electric circuit program of Fig. 7 may use the driving IC
further
to drive a music device to voice the music or various effect of sound;
Fig. 9 is a schematic view to show several LED lights of the present invention
are integrated with a three-dimensional pattern.
DESCRIPTION OF THE PREFERRED EMBODIMENT
As shown in Figs. 2 and 4, the LED melody decoration kit 30 of the present
invention provided with multicolor light sources is designed to be
incorporated with a
traditional lighting string 10 to create plenty of effect in lighting string.
Generally, the traditional lighting string 10 comprises an electrical wire 11
and a
plurality of incandescent lamps 20 arranged electrically in series circuit
with the
electrical wire 11. Each incandescent lamp 20 applied to the traditional
lighting string
is constituted with a lamp socket 21, a lamp holder 22 and a mini-bulb 23, and
each lamp socket 21 coupled to the electrical wire 11 is to provide power to
the
corresponding mini-bulb 23 which is electrically connected to the lamp socket
21
through the corresponding lamp holder 22 fastened on the lamp socket 21.
As shown in Figs. 2 and 7, the LED melody decoration kit 30 of the present
invention comprises an electrical wire 31 integrating with a plug-connector 32
on the
terminal, one or more LED lights 40 to emit different lighting colors and a
cover
package 50 having a driving IC 52, a voltage-multiplied and rectified circuit
53 and a
constant voltage regulated circuit 54 inside to control and emit the LED
lights 40
simultaneously.
As shown in Figs. 5 and 8, another embodiment of the present invention is that
the cover package 50 further has a music device with horn 55 to voice the
music or
various effect of sound.
Referred to Figs. 3 and 4, the power required for the LED melody decoration
kit
30 of the present invention to control and emit the LED lights 40 is supplied
from the
traditional lighting string 10.
It is designed by changing one of the incandescent lamps 20 from the
traditional
lighting string 10 and replacing the selected incandescent lamps 20 by the LED
melody decoration kit 30 of the present invention. In particular, it is
designed by
removing the lamp holder 22 and the mini-bulb 23 from any one of lamp sockets
21
of the traditional lighting string 10, and then plugging the plug-connector 32
of the
electric wire 31 of the LED melody decoration kit 30 of the present invention
into the
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lamp socket 21 and in connection to the positive contact and the negative
contact in
serial circuit of the electrical wire 11 of the traditional lighting string 10
to get the
voltage from power source. Therefore, it will not change the function in the
original
lighting string 10.
Referred to Figs. 6 and 7, when the plug-connector 32 of the present invention
get a voltage of Vm from power source of the traditional lighting string 10,
the
resistor R1 of voltage-multiplied and rectified circuit 53 (or called voltage
double
rectifier circuit 53) of the present invention will get the voltage Vm
directly, and the
voltage is then multiplied up to 2Vm after the voltage Vm had processed
through
diodes D1 and D2 and capacitors C1 and C2 of voltage-multiplied and rectified
circuit
53 of the present invention. And, the voltage 2Vm is further processed through
capacitors C3 and C4 and zener diode ZDI of the constant voltage regulated
circuit 54
of the present invention to stabilize the pulse/surge voltage which may input
to the IC
52 to drive and control the changes of LED lights 40 of present the invention
or
further to drive and control a music device with horn 55 to voice the music or
various
effect of sound from the cover package 50 of the invention.
The lighting color emitted form the LED lights 40 of the present invention
includes red, yellow, green, amber, blue or white etc. and the lighting color
may be
further mixed with various changes in colors.
In case that the incandescent lamps 20 with voltage of 2.5V taken from the
traditional light string 10, the voltage will be multiplied from 2.5V up to 5V
through
the voltage-multiplied and rectified circuit 53 of the present invention and
the voltage
of 5V is enough to drive the blue and white LED lights 40 applied to the LED
melody
decoration kit 30 of the present invention.
The driving IC 52 of the present invention comprises a driver circuit and a
programmable control circuit which are designed in application to drive and
control
the LED lights 40 to emit different colors which are full of variety in single
or
multiple lighting colors.
As shown in Figs. 2 and 4, the cover package 50 of the LED melody decoration
kit 30 of the present invention may be further provided with a hook 51 so that
the
LED melody decoration kit 30 of the present invention may be incorporated with
the
traditional lighting string 10 through the hook 51 of the cover package 50 to
create
plenty of effect in lighting string.
As shown in Fig. 4, the LED lights 40 of the present invention may be covered
with an outfit 41 for decoration which may be changed with various shapes to
make
the LED melody decoration kit 30 of the present invention to be more
attractive and
lovely.
In addition, several LED lights 40 applied to the LED melody decoration kit 30
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of the present invention may be further integrated with a flat ornament or
card 60 as
shown in Fig. 5 or a three-dimensional pattern 70 as shown in Fig. 9 to
upgrade the
novelty, interest, attractiveness with multicolor in lighting string.
The contents disclosed above relate to a preferred embodiment of the present
invention. It is to be understood that all equivalent modifications,
variations,
improvement or changes that are easily made by skillful people in the trade
and
without departing from the spirit of the above contents and drawings should be
included in the subject claim.
