JPS4942277A - - Google Patents
Info
- Publication number
- JPS4942277A JPS4942277A JP2208972A JP2208972A JPS4942277A JP S4942277 A JPS4942277 A JP S4942277A JP 2208972 A JP2208972 A JP 2208972A JP 2208972 A JP2208972 A JP 2208972A JP S4942277 A JPS4942277 A JP S4942277A
- Authority
- JP
- Japan
- 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.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/36—Removing material
- B23K26/362—Laser etching
- B23K26/364—Laser etching for making a groove or trench, e.g. for scribing a break initiation groove
Landscapes
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- Laser Beam Processing (AREA)
- Dicing (AREA)
- Lasers (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2208972A JPS5529581B2 (en:Method) | 1972-03-03 | 1972-03-03 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2208972A JPS5529581B2 (en:Method) | 1972-03-03 | 1972-03-03 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS4942277A true JPS4942277A (en:Method) | 1974-04-20 |
| JPS5529581B2 JPS5529581B2 (en:Method) | 1980-08-05 |
Family
ID=12073136
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2208972A Expired JPS5529581B2 (en:Method) | 1972-03-03 | 1972-03-03 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5529581B2 (en:Method) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS561591A (en) * | 1979-06-07 | 1981-01-09 | Philips Nv | Semiconductor switching device |
| JPS56112784A (en) * | 1980-02-08 | 1981-09-05 | Nec Corp | Semiconductor laser |
| JPS57163216A (en) * | 1981-04-01 | 1982-10-07 | Nippon Telegr & Teleph Corp <Ntt> | Optical matrix switch |
| JPS58137246A (ja) * | 1982-02-09 | 1983-08-15 | Nippon Telegr & Teleph Corp <Ntt> | 光マトリクス・スイツチ |
| JPS6051822A (ja) * | 1983-08-31 | 1985-03-23 | Yokogawa Hokushin Electric Corp | 光制御素子 |
| JPS60129725A (ja) * | 1983-12-16 | 1985-07-11 | Agency Of Ind Science & Technol | 表面電界効果デバイス |
| JPS6191623A (ja) * | 1984-10-12 | 1986-05-09 | Nippon Telegr & Teleph Corp <Ntt> | 光スイツチ素子 |
-
1972
- 1972-03-03 JP JP2208972A patent/JPS5529581B2/ja not_active Expired
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS561591A (en) * | 1979-06-07 | 1981-01-09 | Philips Nv | Semiconductor switching device |
| JPS56112784A (en) * | 1980-02-08 | 1981-09-05 | Nec Corp | Semiconductor laser |
| JPS57163216A (en) * | 1981-04-01 | 1982-10-07 | Nippon Telegr & Teleph Corp <Ntt> | Optical matrix switch |
| JPS58137246A (ja) * | 1982-02-09 | 1983-08-15 | Nippon Telegr & Teleph Corp <Ntt> | 光マトリクス・スイツチ |
| JPS6051822A (ja) * | 1983-08-31 | 1985-03-23 | Yokogawa Hokushin Electric Corp | 光制御素子 |
| JPS60129725A (ja) * | 1983-12-16 | 1985-07-11 | Agency Of Ind Science & Technol | 表面電界効果デバイス |
| JPS6191623A (ja) * | 1984-10-12 | 1986-05-09 | Nippon Telegr & Teleph Corp <Ntt> | 光スイツチ素子 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5529581B2 (en:Method) | 1980-08-05 |