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.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hitachi Ltd
Nippon Telegraph and Telephone Corp
Original Assignee
Hitachi Ltd
Nippon Telegraph and Telephone Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Hitachi Ltd, Nippon Telegraph and Telephone CorpfiledCriticalHitachi Ltd
Priority to JP58050396ApriorityCriticalpatent/JPS59193059A/ja
Publication of JPS59193059ApublicationCriticalpatent/JPS59193059A/ja
Publication of JPH0348652B2publicationCriticalpatent/JPH0348652B2/ja
H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
H10D48/00—Individual devices not covered by groups H10D1/00 - H10D44/00
H10D48/30—Devices controlled by electric currents or voltages
H10D48/32—Devices controlled by only the electric current supplied, or only the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched
H10D48/34—Bipolar devices
H10D48/345—Bipolar transistors having ohmic electrodes on emitter-like, base-like, and collector-like regions