GB1322141A - Radio frequency transistor structure and method for making - Google Patents

Radio frequency transistor structure and method for making

Info

Publication number
GB1322141A
GB1322141A GB4272A GB4272A GB1322141A GB 1322141 A GB1322141 A GB 1322141A GB 4272 A GB4272 A GB 4272A GB 4272 A GB4272 A GB 4272A GB 1322141 A GB1322141 A GB 1322141A
Authority
GB
United Kingdom
Prior art keywords
grid
emitter
base
overlay
contact
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
Application number
GB4272A
Other languages
English (en)
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.)
RCA Corp
Original Assignee
RCA 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 RCA Corp filed Critical RCA Corp
Publication of GB1322141A publication Critical patent/GB1322141A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L23/00—Details of semiconductor or other solid state devices
    • H01L23/48—Arrangements for conducting electric current to or from the solid state body in operation, e.g. leads, terminal arrangements ; Selection of materials therefor
    • H01L23/482—Arrangements for conducting electric current to or from the solid state body in operation, e.g. leads, terminal arrangements ; Selection of materials therefor consisting of lead-in layers inseparably applied to the semiconductor body (electrodes)
    • H01L23/4824—Pads with extended contours, e.g. grid structure, branch structure, finger structure
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L24/00—Arrangements for connecting or disconnecting semiconductor or solid-state bodies; Methods or apparatus related thereto
    • H01L24/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
    • H01L24/02—Bonding areas ; Manufacturing methods related thereto
    • H01L24/04—Structure, shape, material or disposition of the bonding areas prior to the connecting process
    • H01L24/05—Structure, shape, material or disposition of the bonding areas prior to the connecting process of an individual bonding area
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D10/00—Bipolar junction transistors [BJT]
    • H10D10/01—Manufacture or treatment
    • H10D10/051—Manufacture or treatment of vertical BJTs
    • H10D10/056—Manufacture or treatment of vertical BJTs of vertical BJTs having the main current going through the whole substrate, e.g. power BJTs
    • H10D10/058—Manufacture or treatment of vertical BJTs of vertical BJTs having the main current going through the whole substrate, e.g. power BJTs having multi-emitter structures, e.g. interdigitated, multi-cellular or distributed emitters
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D99/00—Subject matter not provided for in other groups of this subclass
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
    • H01L2224/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
    • H01L2224/02—Bonding areas; Manufacturing methods related thereto
    • H01L2224/04—Structure, shape, material or disposition of the bonding areas prior to the connecting process
    • H01L2224/04042—Bonding areas specifically adapted for wire connectors, e.g. wirebond pads
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
    • H01L2224/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
    • H01L2224/42—Wire connectors; Manufacturing methods related thereto
    • H01L2224/47—Structure, shape, material or disposition of the wire connectors after the connecting process
    • H01L2224/48—Structure, shape, material or disposition of the wire connectors after the connecting process of an individual wire connector
    • H01L2224/484—Connecting portions
    • H01L2224/4847—Connecting portions the connecting portion on the bonding area of the semiconductor or solid-state body being a wedge bond
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
    • H01L2924/10—Details of semiconductor or other solid state devices to be connected
    • H01L2924/102—Material of the semiconductor or solid state bodies
    • H01L2924/1025—Semiconducting materials
    • H01L2924/10251—Elemental semiconductors, i.e. Group IV
    • H01L2924/10253—Silicon [Si]
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
    • H01L2924/10—Details of semiconductor or other solid state devices to be connected
    • H01L2924/11—Device type
    • H01L2924/12—Passive devices, e.g. 2 terminal devices
    • H01L2924/1203—Rectifying Diode
    • H01L2924/12036—PN diode

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Manufacturing & Machinery (AREA)
  • Electrodes Of Semiconductors (AREA)
  • Bipolar Transistors (AREA)
GB4272A 1971-04-05 1972-01-03 Radio frequency transistor structure and method for making Expired GB1322141A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US13122971A 1971-04-05 1971-04-05

Publications (1)

Publication Number Publication Date
GB1322141A true GB1322141A (en) 1973-07-04

Family

ID=22448510

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4272A Expired GB1322141A (en) 1971-04-05 1972-01-03 Radio frequency transistor structure and method for making

Country Status (12)

Country Link
AR (1) AR192233A1 (enExample)
AU (1) AU461334B2 (enExample)
BE (1) BE777627A (enExample)
BR (1) BR7108653D0 (enExample)
CA (1) CA934480A (enExample)
DE (1) DE2165274A1 (enExample)
ES (1) ES397884A1 (enExample)
FR (1) FR2131930B1 (enExample)
GB (1) GB1322141A (enExample)
IT (1) IT946279B (enExample)
NL (1) NL7200117A (enExample)
SE (1) SE377632B (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113394267B (zh) * 2021-06-09 2023-06-09 武汉新芯集成电路制造有限公司 半导体器件及其制造方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3571913A (en) * 1968-08-20 1971-03-23 Hewlett Packard Co Method of making ohmic contact to a shallow diffused transistor
GB1262000A (en) * 1968-11-22 1972-02-02 Tokyo Shibaura Electric Co A semiconductor device and a method for manufacturing the same

Also Published As

Publication number Publication date
SE377632B (enExample) 1975-07-14
AU461334B2 (en) 1975-05-22
BE777627A (fr) 1972-04-17
BR7108653D0 (pt) 1973-05-15
ES397884A1 (es) 1975-05-16
IT946279B (it) 1973-05-21
NL7200117A (enExample) 1972-10-09
CA934480A (en) 1973-09-25
AU3660271A (en) 1973-06-14
DE2165274A1 (de) 1972-10-12
FR2131930A1 (enExample) 1972-11-17
FR2131930B1 (enExample) 1977-06-03
AR192233A1 (es) 1973-02-08

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee