Research/Patents/US 4686550
US 4686550

HETEROJUNCTION SEMICONDUCTOR DEVICES HAVING A DOPING INTERFACE DIPOLE

Assignee

BELL TELEPHONE LABORATORIES, INCORPORATED, A CORP OF NEW YORK

Filed

Dec 4, 1984

Granted

Aug 11, 1987

Location

WESTFIELD NJ US

Abstract

Heterojunction devices having doping interface dipoles near the heterojunction interface are disclosed. The doping interface dipoles comprise two charge sheets of different conductivity type which are positioned within a carrier mean free path of the heterojunction interface.

Source: Google Patents

35 USC §181 Secrecy Order

Imposed

Aug 5, 1985

Rescinded

Mar 13, 1986

Duration

7 months

Inventor

  • 1FEDERICO CAPASSO

Record Details

Patent number
US 4686550
Application
06677795
Aerospace match
No
Dataset source
35 USC §181 SO records
Back to patent indexSource: USPTO 35 USC §181 secrecy order records