US6540377B1 — Full-color light source unit

Claim 1

Independent Claim 47 words

A full-color light source unit comprising: at least one blue LED; at least one green LED; and a plurality of red LEDs larger in number than said at least one blue LED, wherein each of said blue, green and red LEDs is provided as a bare chip.

Claim 2

Dependent Claim 47 words

A full-color light source unit comprising: at least one blue LED; at least one green LED; and a plurality of red LEDs larger in number than said at least one blue LED, wherein each of said blue, green and red LEDs is provided as a bare chip.

Claim 3

Dependent Claim 15 words

A unit according to claim 1 , wherein said LEDs are packed in a package.

Claim 4

Dependent Claim 100 words

A unit according to claim 1 , wherein said plurality of LEDs are classified into a first group of said blue LED and said green LED and a second group of red LEDs, each of said first group of LEDs having first and second electrodes on a light-emitting surface side, each of said second group of LEDs having a first electrode on said light-emitting surface side and a second electrode on a side opposite to said light-emitting surface side, and said first group of LEDs and said second group of LEDs are arranged alternately in a line on a substrate.

Claim 5

Dependent Claim 51 words

A full-color light source unit comprising: at least one blue LED; at least one green LED; and a plurality of red LEDs larger in number than said at least one blue LED, wherein said blue, green and red LEDs are arranged with said blue LED disposed as a center of arrangement.

Claim 6

Dependent Claim 51 words

A full-color light source unit comprising: at least one blue LED; at least one green LED; and a plurality of red LEDs larger in number than said at least one blue LED, wherein said blue, green and red LEDs are arranged with said blue LED disposed as a center of arrangement.

Claim 7

Dependent Claim 28 words

A unit according to claim 4 , wherein said red LEDs are arranged outside said blue LED, and said green LED is arranged further outside said red LEDs.

Claim 8

Dependent Claim 31 words

A unit according to claim 4 , wherein all the LEDs except said blue LED are arranged symmetrically with respect to said blue LED disposed as the center of the arrangement.

Claim 9

Dependent Claim 37 words

A unit according to claim 4 , wherein said red LEDs are arranged on one side and said green LED is arranged on the other side with said blue LED disposed as the center of the arrangement.

Claim 10

Dependent Claim 45 words

A full-color light source unit comprising: at least one blue LED; at least one green LED; and a plurality of red LEDs larger in number than said at least one blue LED, wherein said blue, green and red LEDs are arranged in a straight line.

Claim 11

Dependent Claim 45 words

A full-color light source unit comprising: at least one blue LED; at least one green LED; and a plurality of red LEDs larger in number than said at least one blue LED, wherein said blue, green and red LEDs are arranged in a straight line.

Claim 12

Dependent Claim 44 words

A full-color light source comprising: a full-color light source unit according to claim 1 ; and a light mixing portion for mixing light components emitted from said respective LEDs of said full-color light source unit with each other to thereby emit the mixed light.

Claim 13

Dependent Claim 20 words

A surface light source comprising: a light mixing portion according to claim 9 ; and a surface light guide portion.

Claim 14

Dependent Claim 18 words

A display body comprising: a surface light source according to claim 10 ; and a liquid-crystal display portion.

Claim 15

Dependent Claim 95 words

A surface light source comprising: at least one full-color light source unit comprising: at least one blue LED; at least one green LED; and a plurality of red LEDs larger in number than said at least one blue LED, a light mixing portion for mixing light emitted from said respective LEDs of said full-color light source unit; a surface light guide portion; and a light distributing portion for leading the mixed light from said light mixing portion to said surface light guide portion to thereby make said surface light guide portion emit light substantially uniformly.

Claim 16

Dependent Claim 95 words

A surface light source comprising: at least one full-color light source unit comprising: at least one blue LED; at least one green LED; and a plurality of red LEDs larger in number than said at least one blue LED, a light mixing portion for mixing light emitted from said respective LEDs of said full-color light source unit; a surface light guide portion; and a light distributing portion for leading the mixed light from said light mixing portion to said surface light guide portion to thereby make said surface light guide portion emit light substantially uniformly.

Claim 17

Dependent Claim 104 words

A light-emitting system comprising a plurality of light-emitting devices mounted on a substrate, wherein said plurality of light-emitting devices include a first group of light-emitting devices and a second group of light-emitting devices, each of said first group of light-emitting devices having first and second electrodes on a light-emitting surface side, each of said second group of light-emitting devices having a first electrode on said light-emitting surface side and a second electrode on a side opposite to said light-emitting surface side; and said first group of light-emitting devices and said second group of light-emitting devices are arranged alternately in a line on said substrate.

Claim 18

Dependent Claim 104 words

A light-emitting system comprising a plurality of light-emitting devices mounted on a substrate, wherein said plurality of light-emitting devices include a first group of light-emitting devices and a second group of light-emitting devices, each of said first group of light-emitting devices having first and second electrodes on a light-emitting surface side, each of said second group of light-emitting devices having a first electrode on said light-emitting surface side and a second electrode on a side opposite to said light-emitting surface side; and said first group of light-emitting devices and said second group of light-emitting devices are arranged alternately in a line on said substrate.

Claim 19

Dependent Claim 43 words

A light-emitting system according to claim 13 , wherein said substrate is provided with individual leads which are formed in regions perpendicular to said light-emitting devices arranged in a line and to which said first electrodes of said light-emitting devices are wire-bonded respectively.

Claim 20

Dependent Claim 46 words

A light-emitting system according to claim 13 , wherein said substrate is a printed-circuit board in which a plurality of leads to be connected to said first and second electrodes of said respective light-emitting devices are printed on an electrically insulating base by a circuit-printing technique.

Claim 21

Dependent Claim 57 words

A light-emitting system according to claim 13 , wherein said substrate is a lead frame-structural substrate formed by a technique in which an electrically insulating material is injected into a mold in a condition that a lead frame to be connected to said first and second electrodes of said respective light-emitting devices is arranged in said mold.

Claim 22

Dependent Claim 41 words

A light-emitting system according to claim 13 , wherein said first group of light-emitting devices include one blue light-emitting device, and one or more green light-emitting devices; and said second group of light-emitting devices include two or more red light-emitting devices.

Claim 23

Dependent Claim 82 words

A light-emitting system according to claim 13 , wherein said first group of light-emitting devices include two green light-emitting devices, and one blue light-emitting device; said second group of light-emitting devices include two red light-emitting devices; and said two red light-emitting devices, said two green light-emitting devices and said one blue light-emitting device are arranged on said substrate in order of one green light-emitting device, one red light-emitting device, one blue light-emitting device, one red light-emitting device and one green light-emitting device.

Claim 24

Dependent Claim 67 words

A light-emitting system according to claim 13 , wherein said substrate includes a reflection-housing, and a sealing member, said reflection housing having an opening portion provided on a side of mounting of said light-emitting devices and provided so as to surround said light-emitting devices, said sealing member being made of a light-transmissible material for sealing said light-emitting devices and filling said opening portion of said reflection housing.

Claim 25

Dependent Claim 45 words

A light-emitting system according to claim 13 , wherein said substrate is provided with individual leads which are formed in regions between adjacent ones of said light-emitting devices arranged in a line and to which said first electrodes of said light-emitting devices are wire-bonded respectively.

Claim 26

Dependent Claim 32 words

A light-emitting system according to claim 20 , wherein each of said individual leads is formed to extend from a front surface of said substrate to a side surface of said substrate.

Claim 27

Dependent Claim 120 words

A light-emitting system comprising a plurality of light-emitting devices mounted on a substrate, wherein said substrate includes a common lead being common to said light-emitting devices, and individual leads being peculiar to said light-emitting devices respectively, said common and individual leads being formed as predetermined patterns on a front surface of an electrically insulating base; and each of said common lead and said individual leads has a portion extended to one side surface of said electrically insulating base, wherein said substrate is a lead frame-structural substrate formed by a technique in which an electrically insulating material is injected into a mold in a condition that a lead frame corresponding to said common and individual leads is arranged in said mold.

Claim 28

Dependent Claim 120 words

A light-emitting system comprising a plurality of light-emitting devices mounted on a substrate, wherein said substrate includes a common lead being common to said light-emitting devices, and individual leads being peculiar to said light-emitting devices respectively, said common and individual leads being formed as predetermined patterns on a front surface of an electrically insulating base; and each of said common lead and said individual leads has a portion extended to one side surface of said electrically insulating base, wherein said substrate is a lead frame-structural substrate formed by a technique in which an electrically insulating material is injected into a mold in a condition that a lead frame corresponding to said common and individual leads is arranged in said mold.

Claim 29

Dependent Claim 161 words

A light-emitting system comprising a plurality of light-emitting devices mounted on a substrate, wherein said substrate includes a common lead being common to said light-emitting devices, and individual leads being peculiar to said light-emitting devices respectively, said common and individual leads being formed as predetermined patterns on a front surface of an electrically insulating base; and each of said common lead and said individual leads has a portion extended to one side surface of said electrically insulating base, wherein said front surface of said electrically insulating base has a linear arrangement region in which said light-emitting devices are arranged in a line; and said individual leads are constituted by “L”-shaped leads and linear leads arranged alternately, each of said “L”-shaped leads having a bonding lead region extended on said arrangement region, and a connection lead region for connecting said bonding lead region to said extended portion, each of said linear leads being extended from said arrangement region toward said extended portion.

Claim 30

Dependent Claim 161 words

A light-emitting system comprising a plurality of light-emitting devices mounted on a substrate, wherein said substrate includes a common lead being common to said light-emitting devices, and individual leads being peculiar to said light-emitting devices respectively, said common and individual leads being formed as predetermined patterns on a front surface of an electrically insulating base; and each of said common lead and said individual leads has a portion extended to one side surface of said electrically insulating base, wherein said front surface of said electrically insulating base has a linear arrangement region in which said light-emitting devices are arranged in a line; and said individual leads are constituted by “L”-shaped leads and linear leads arranged alternately, each of said “L”-shaped leads having a bonding lead region extended on said arrangement region, and a connection lead region for connecting said bonding lead region to said extended portion, each of said linear leads being extended from said arrangement region toward said extended portion.

Claim 31

Dependent Claim 90 words

A light-emitting system comprising a plurality of light-emitting devices mounted on a substrate, wherein said light-emitting devices include a first group of light-emitting devices capable of emitting light with a predetermined heating value, and a second group of light-emitting devices capable of emitting light with a heating value smaller than said predetermined heating value; and said first group of light-emitting devices and said second group of light-emitting devices are arranged in a line on said substrate so that said first group of light-emitting devices are not adjacent to one another.

Claim 32

Dependent Claim 90 words

A light-emitting system comprising a plurality of light-emitting devices mounted on a substrate, wherein said light-emitting devices include a first group of light-emitting devices capable of emitting light with a predetermined heating value, and a second group of light-emitting devices capable of emitting light with a heating value smaller than said predetermined heating value; and said first group of light-emitting devices and said second group of light-emitting devices are arranged in a line on said substrate so that said first group of light-emitting devices are not adjacent to one another.

Claim 33

Dependent Claim 65 words

A light-emitting system according to claim 24 , wherein said substrate includes a reflection housing and a sealing member, said reflection housing having an opening portion on a side of mounting of said light-emitting devices so as to surround said light-emitting devices, said sealing member being made of a light-transmissible material for sealing said light-emitting devices and filling said opening portion of said reflection housing.

Claim 34

Dependent Claim 79 words

A light-emitting system comprising a plurality of light-emitting devices mounted on a substrate, wherein said light-emitting devices include a first group of light-emitting devices with a predetermined height, and a second group of light-emitting devices with a height lower than said predetermined height; and said first group of light-emitting devices and said second group of light-emitting devices are arranged in a line on said substrate so that said first group of light-emitting devices are not adjacent to one another.

Claim 35

Dependent Claim 79 words

A light-emitting system comprising a plurality of light-emitting devices mounted on a substrate, wherein said light-emitting devices include a first group of light-emitting devices with a predetermined height, and a second group of light-emitting devices with a height lower than said predetermined height; and said first group of light-emitting devices and said second group of light-emitting devices are arranged in a line on said substrate so that said first group of light-emitting devices are not adjacent to one another.

Claim 36

Dependent Claim 65 words

A light-emitting system according to claim 26 , wherein said substrate includes a reflection housing and a sealing member, said reflection housing having an opening portion on a side of mounting of said light-emitting devices so as to surround said light-emitting devices, said sealing member being made of a light-transmissible material for sealing said light-emitting devices and filling said opening portion of said reflection housing.

Claim 37

Dependent Claim 143 words

A full-color light source unit comprising: at least one blue LED; at least one green LED; and a plurality of red LEDs larger in number than said at least one blue LED, wherein said plurality of blue, green and red LEDs are classified into a first group of said at least one blue LED and said at least one green LED and a second group of said red LEDs, each of said first group of LEDs being capable of emitting light with a predetermined heating value, and each of said second group of LEDs being capable of emitting light with a heating value smaller than said predetermined heating value, and wherein said first group of LEDs and said second group of LEDs are arranged in a line on a substrate so that said first group of LEDs are not adjacent to one another.

Claim 38

Dependent Claim 143 words

A full-color light source unit comprising: at least one blue LED; at least one green LED; and a plurality of red LEDs larger in number than said at least one blue LED, wherein said plurality of blue, green and red LEDs are classified into a first group of said at least one blue LED and said at least one green LED and a second group of said red LEDs, each of said first group of LEDs being capable of emitting light with a predetermined heating value, and each of said second group of LEDs being capable of emitting light with a heating value smaller than said predetermined heating value, and wherein said first group of LEDs and said second group of LEDs are arranged in a line on a substrate so that said first group of LEDs are not adjacent to one another.

Claim 39

Dependent Claim 130 words

A full-color light source unit comprising: at least one blue LED; at least one green LED; and a plurality of red LEDs larger in number than said at least one blue LED, wherein said plurality of blue, green and red LEDs are classified into a first group of said at least one blue LED and said at least one green LED and a second group of said red LEDs, each of said first group of LEDs has a predetermined height, and each of said second group of LEDs has a height higher than said predetermined height, and wherein said first group of LEDs and said second group of LEDs are arranged in a line on a substrate so that said first group of LEDs are not adjacent to one another.

Claim 40

Dependent Claim 130 words

A full-color light source unit comprising: at least one blue LED; at least one green LED; and a plurality of red LEDs larger in number than said at least one blue LED, wherein said plurality of blue, green and red LEDs are classified into a first group of said at least one blue LED and said at least one green LED and a second group of said red LEDs, each of said first group of LEDs has a predetermined height, and each of said second group of LEDs has a height higher than said predetermined height, and wherein said first group of LEDs and said second group of LEDs are arranged in a line on a substrate so that said first group of LEDs are not adjacent to one another.

Claim 41

Dependent Claim 47 words

A fill-color light source unit comprising: at least one blue LED; at least one green LED; a plurality of red LEDs larger in number than said at least one blue LED; and a plurality of green LEDs larger in number than said at least one blue LED.

Claim 42

Dependent Claim 47 words

A fill-color light source unit comprising: at least one blue LED; at least one green LED; a plurality of red LEDs larger in number than said at least one blue LED; and a plurality of green LEDs larger in number than said at least one blue LED.

Annuity Stage	Window Opens	Payment Deadline	Surcharge Period Until	Estimated Fee	Status
3.5 Years (Year 4)	2006-03-31	2006-09-30	2007-04-01	$2000.00	Window Closed / Lapsed
7.5 Years (Year 8)	2010-03-31	2010-09-30	2011-04-01	$3760.00	Window Closed / Lapsed
11.5 Years (Year 12)	2014-03-31	2014-09-30	2015-04-01	$7700.00	Window Closed / Lapsed

Full-color light source unit

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