JPS5223268A - Method of detecting attaching positions of semiconductor pellets - Google Patents
Method of detecting attaching positions of semiconductor pelletsInfo
- Publication number
- JPS5223268A JPS5223268A JP9929275A JP9929275A JPS5223268A JP S5223268 A JPS5223268 A JP S5223268A JP 9929275 A JP9929275 A JP 9929275A JP 9929275 A JP9929275 A JP 9929275A JP S5223268 A JPS5223268 A JP S5223268A
- Authority
- JP
- Japan
- Prior art keywords
- semiconductor pellets
- attaching positions
- pellets
- detecting
- detecting attaching
- 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.)
- Granted
Links
Abstract
PURPOSE: Method of detecting the attaching postiions of semiconductor pellets which makes an automatic detection of the attaching positions of semiconductor pellets with respect to the lead frames of pellets by providing specific marks on semiconductor pellets.
COPYRIGHT: (C)1977,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9929275A JPS5223268A (en) | 1975-08-15 | 1975-08-15 | Method of detecting attaching positions of semiconductor pellets |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9929275A JPS5223268A (en) | 1975-08-15 | 1975-08-15 | Method of detecting attaching positions of semiconductor pellets |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5223268A true JPS5223268A (en) | 1977-02-22 |
JPS5641172B2 JPS5641172B2 (en) | 1981-09-26 |
Family
ID=14243554
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP9929275A Granted JPS5223268A (en) | 1975-08-15 | 1975-08-15 | Method of detecting attaching positions of semiconductor pellets |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5223268A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61260976A (en) * | 1985-05-13 | 1986-11-19 | Diesel Kiki Co Ltd | Dressing device for grind stone |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH01174582U (en) * | 1988-05-27 | 1989-12-12 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4890476A (en) * | 1972-02-29 | 1973-11-26 |
-
1975
- 1975-08-15 JP JP9929275A patent/JPS5223268A/en active Granted
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4890476A (en) * | 1972-02-29 | 1973-11-26 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61260976A (en) * | 1985-05-13 | 1986-11-19 | Diesel Kiki Co Ltd | Dressing device for grind stone |
JPH0545385B2 (en) * | 1985-05-13 | 1993-07-09 | Zexel Corp |
Also Published As
Publication number | Publication date |
---|---|
JPS5641172B2 (en) | 1981-09-26 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JPS5351736A (en) | Film sensitivity presetting system for exposure condition determining circuit | |
JPS5223268A (en) | Method of detecting attaching positions of semiconductor pellets | |
JPS5234332A (en) | System disturbance detector | |
JPS53122369A (en) | Automatic alignment unit for wafer | |
JPS5336845A (en) | Device for detecting elevator load | |
JPS5217006A (en) | Tape tension control unit | |
JPS5312218A (en) | Automatic detection range setting circuit | |
JPS5289795A (en) | Nuclear fuel assembly | |
JPS51129119A (en) | Time error correction device | |
JPS5220730A (en) | Memory unit | |
JPS52143662A (en) | Automatic continuous part sorting device | |
JPS5354675A (en) | Positioning detecting method | |
JPS526887A (en) | Automatic positioning device | |
JPS528878A (en) | Semiconductor negative pressure sensor | |
JPS5220066A (en) | Current detecting circuit | |
JPS5225567A (en) | Semiconductor manufacturing apparatus | |
JPS5231671A (en) | Sealing method of semiconductor device | |
JPS5375835A (en) | Hysteresis recording device for program | |
JPS51129226A (en) | Distance measure device | |
JPS5235952A (en) | Errr detecting unit | |
JPS5375764A (en) | Automatic wire bonding unit | |
JPS51140508A (en) | Trouble indicating device | |
JPS5339A (en) | Trouble detector for calculator structure | |
JPS5213210A (en) | Automatic control apparatus for cars | |
JPS5277538A (en) | Controlling method for light pen position detection |