CA1053356A - Small led's with large surface brightness - Google Patents
Small led's with large surface brightnessInfo
- Publication number
- CA1053356A CA1053356A CA247,133A CA247133A CA1053356A CA 1053356 A CA1053356 A CA 1053356A CA 247133 A CA247133 A CA 247133A CA 1053356 A CA1053356 A CA 1053356A
- Authority
- CA
- Canada
- Prior art keywords
- layer
- conductivity type
- semiconductor device
- junction
- groove
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 239000004065 semiconductor Substances 0.000 claims abstract description 52
- 230000005855 radiation Effects 0.000 claims abstract description 35
- 239000000758 substrate Substances 0.000 claims abstract description 19
- 238000003776 cleavage reaction Methods 0.000 claims abstract description 16
- 230000007017 scission Effects 0.000 claims abstract description 16
- 238000000034 method Methods 0.000 claims description 11
- 238000001816 cooling Methods 0.000 claims description 10
- 229910001218 Gallium arsenide Inorganic materials 0.000 claims description 9
- 238000005215 recombination Methods 0.000 claims description 9
- 230000006798 recombination Effects 0.000 claims description 9
- 238000004519 manufacturing process Methods 0.000 claims description 8
- 239000004020 conductor Substances 0.000 claims description 5
- 230000001427 coherent effect Effects 0.000 claims description 4
- 239000013078 crystal Substances 0.000 claims description 3
- 230000005670 electromagnetic radiation Effects 0.000 claims description 3
- 239000007858 starting material Substances 0.000 claims description 3
- 238000005530 etching Methods 0.000 description 9
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- 239000002184 metal Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 238000000151 deposition Methods 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 230000000873 masking effect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910052814 silicon oxide Inorganic materials 0.000 description 2
- 229910000679 solder Inorganic materials 0.000 description 2
- 229910017974 NH40H Inorganic materials 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 239000002800 charge carrier Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 229910052681 coesite Inorganic materials 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 229910052906 cristobalite Inorganic materials 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000000407 epitaxy Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 229920002120 photoresistant polymer Polymers 0.000 description 1
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 229910052682 stishovite Inorganic materials 0.000 description 1
- 229910052905 tridymite Inorganic materials 0.000 description 1
- 230000004304 visual acuity Effects 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10H—INORGANIC LIGHT-EMITTING SEMICONDUCTOR DEVICES HAVING POTENTIAL BARRIERS
- H10H20/00—Individual inorganic light-emitting semiconductor devices having potential barriers, e.g. light-emitting diodes [LED]
- H10H20/80—Constructional details
- H10H20/81—Bodies
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10H—INORGANIC LIGHT-EMITTING SEMICONDUCTOR DEVICES HAVING POTENTIAL BARRIERS
- H10H20/00—Individual inorganic light-emitting semiconductor devices having potential barriers, e.g. light-emitting diodes [LED]
- H10H20/80—Constructional details
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10H—INORGANIC LIGHT-EMITTING SEMICONDUCTOR DEVICES HAVING POTENTIAL BARRIERS
- H10H29/00—Integrated devices, or assemblies of multiple devices, comprising at least one light-emitting semiconductor element covered by group H10H20/00
- H10H29/10—Integrated devices comprising at least one light-emitting semiconductor component covered by group H10H20/00
- H10H29/14—Integrated devices comprising at least one light-emitting semiconductor component covered by group H10H20/00 comprising multiple light-emitting semiconductor components
Landscapes
- Led Devices (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NLAANVRAGE7502844,A NL176323C (nl) | 1975-03-11 | 1975-03-11 | Halfgeleiderinrichting voor het opwekken van incoherente straling. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1053356A true CA1053356A (en) | 1979-04-24 |
Family
ID=19823341
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA247,133A Expired CA1053356A (en) | 1975-03-11 | 1976-03-04 | Small led's with large surface brightness |
Country Status (9)
Families Citing this family (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS543483A (en) * | 1977-06-10 | 1979-01-11 | Hitachi Ltd | Liminous semiconductor device |
| US4236122A (en) * | 1978-04-26 | 1980-11-25 | Bell Telephone Laboratories, Incorporated | Mesa devices fabricated on channeled substrates |
| GB2082836A (en) * | 1980-08-20 | 1982-03-10 | Philips Electronic Associated | Corrugated semiconductor devices |
| US4374390A (en) * | 1980-09-10 | 1983-02-15 | Bell Telephone Laboratories, Incorporated | Dual-wavelength light-emitting diode |
| DE3438949C2 (de) * | 1983-10-25 | 1994-03-10 | Canon Kk | Druckvorrichtung |
| DE3541790C2 (de) * | 1984-11-26 | 1996-02-08 | Hitachi Cable | Lichtemittierende lineare Festkörper-Diodenanordnung |
| US4984035A (en) * | 1984-11-26 | 1991-01-08 | Hitachi Cable, Ltd. | Monolithic light emitting diode array |
| JPH02127053A (ja) * | 1988-11-07 | 1990-05-15 | Mitsubishi Electric Corp | Ｌｅｄアレイ |
| JP3232152B2 (ja) * | 1992-05-14 | 2001-11-26 | 株式会社リコー | 発光ダイオードアレイ |
| US6225648B1 (en) * | 1999-07-09 | 2001-05-01 | Epistar Corporation | High-brightness light emitting diode |
| JP2003282939A (ja) * | 2002-03-26 | 2003-10-03 | Oki Degital Imaging:Kk | 半導体発光装置及びその製造方法 |
| JP2003287463A (ja) * | 2002-03-28 | 2003-10-10 | Boc Edwards Technologies Ltd | 放射温度測定装置及び該放射温度測定装置を搭載したターボ分子ポンプ |
| EP1573827A2 (en) * | 2002-12-20 | 2005-09-14 | Cree, Inc. | Electronic devices including semiconductor mesa structures and conductivity junctions and methods of forming said devices |
| USD757663S1 (en) * | 2014-01-28 | 2016-05-31 | Formosa Epitaxy Incorporation | Light emitting diode chip |
| TWD163754S (zh) * | 2014-01-28 | 2014-10-21 | 璨圓光電股份有限公司 | 發光二極體晶片之部分 |
| TWD173888S (zh) * | 2014-01-28 | 2016-02-21 | 璨圓光電股份有限公司 | 發光二極體晶片之部分 |
| USD745472S1 (en) * | 2014-01-28 | 2015-12-15 | Formosa Epitaxy Incorporation | Light emitting diode chip |
| TWD173883S (zh) * | 2014-01-28 | 2016-02-21 | 璨圓光電股份有限公司 | 發光二極體晶片之部分 |
| USD745474S1 (en) * | 2014-01-28 | 2015-12-15 | Formosa Epitaxy Incorporation | Light emitting diode chip |
| TWD173887S (zh) * | 2014-01-28 | 2016-02-21 | 璨圓光電股份有限公司 | 發光二極體晶片之部分 |
| TWD164809S (zh) * | 2014-01-28 | 2014-12-11 | 璨圓光電股份有限公司 | 發光二極體晶片之部分 |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3479614A (en) * | 1967-03-23 | 1969-11-18 | Bell Telephone Labor Inc | Tunable semiconductor optical masers |
| US3534179A (en) * | 1967-06-09 | 1970-10-13 | Nat Res Corp | Electroluminescent diode having a limited junction area and a photographic device utilizing the same |
| US3495140A (en) * | 1967-10-12 | 1970-02-10 | Rca Corp | Light-emitting diodes and method of making same |
| GB1258360A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1970-09-25 | 1971-12-30 | ||
| IT963303B (it) * | 1971-07-29 | 1974-01-10 | Licentia Gmbh | Laser a semiconduttore |
| JPS5120157B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1971-08-09 | 1976-06-23 | ||
| JPS5321275B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1972-03-13 | 1978-07-01 | ||
| US3932927A (en) * | 1973-03-05 | 1976-01-20 | Motorola, Inc. | Scannable light emitting diode array and method |
| GB1480592A (en) * | 1973-11-02 | 1977-07-20 | Marconi Co Ltd | Light emitting diodes |
| US3974514A (en) * | 1974-12-11 | 1976-08-10 | Rca Corporation | Electroluminescent edge-emitting diode comprising a light reflector in a groove |
| US3978428A (en) * | 1975-06-23 | 1976-08-31 | Xerox Corporation | Buried-heterostructure diode injection laser |
-
1975
- 1975-03-11 NL NLAANVRAGE7502844,A patent/NL176323C/xx not_active IP Right Cessation
-
1976
- 1976-01-15 US US05/649,479 patent/US4032944A/en not_active Expired - Lifetime
- 1976-03-02 DE DE19762608562 patent/DE2608562A1/de active Granted
- 1976-03-04 CA CA247,133A patent/CA1053356A/en not_active Expired
- 1976-03-08 IT IT20971/76A patent/IT1062440B/it active
- 1976-03-08 GB GB9170/76A patent/GB1535082A/en not_active Expired
- 1976-03-09 JP JP2473176A patent/JPS51113479A/ja active Pending
- 1976-03-10 FR FR7606837A patent/FR2304181A1/fr active Granted
- 1976-03-11 AU AU11843/76A patent/AU501092B2/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| NL7502844A (nl) | 1976-09-14 |
| AU1184376A (en) | 1977-09-15 |
| DE2608562A1 (de) | 1976-09-23 |
| JPS51113479A (en) | 1976-10-06 |
| NL176323C (nl) | 1985-03-18 |
| FR2304181A1 (fr) | 1976-10-08 |
| US4032944A (en) | 1977-06-28 |
| FR2304181B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1982-09-10 |
| AU501092B2 (en) | 1979-06-07 |
| GB1535082A (en) | 1978-12-06 |
| IT1062440B (it) | 1984-10-10 |
| DE2608562C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1987-10-08 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |
Effective date: 19960424 |