GB1434084A - Transducers - Google Patents
TransducersInfo
- Publication number
- GB1434084A GB1434084A GB3748373A GB3748373A GB1434084A GB 1434084 A GB1434084 A GB 1434084A GB 3748373 A GB3748373 A GB 3748373A GB 3748373 A GB3748373 A GB 3748373A GB 1434084 A GB1434084 A GB 1434084A
- Authority
- GB
- United Kingdom
- Prior art keywords
- collectors
- doped
- currents
- aug
- terminals
- 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
Links
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 abstract 1
- 239000002800 charge carrier Substances 0.000 abstract 1
- 230000005684 electric field Effects 0.000 abstract 1
- 239000004065 semiconductor Substances 0.000 abstract 1
- 229910052710 silicon Inorganic materials 0.000 abstract 1
- 239000010703 silicon Substances 0.000 abstract 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R23/00—Transducers other than those covered by groups H04R9/00 - H04R21/00
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- General Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Ceramic Engineering (AREA)
- Signal Processing (AREA)
- Acoustics & Sound (AREA)
- Computer Hardware Design (AREA)
- Pressure Sensors (AREA)
- Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE1024372A SE361805B (US07166745-20070123-C00016.png) | 1972-08-07 | 1972-08-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1434084A true GB1434084A (en) | 1976-04-28 |
Family
ID=20291981
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB3748373A Expired GB1434084A (en) | 1972-08-07 | 1973-08-07 | Transducers |
Country Status (11)
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5265039A (en) * | 1975-11-19 | 1977-05-30 | Fuji Robin Kk | Combine |
| JPS5265035A (en) * | 1975-11-19 | 1977-05-30 | Fuji Robin Kk | Combine |
| JPS5265038A (en) * | 1975-11-19 | 1977-05-30 | Fuji Robin Kk | Combine |
| JPS58178700A (ja) * | 1982-04-13 | 1983-10-19 | Kureha Chem Ind Co Ltd | 送話器 |
| DE3442888C2 (de) * | 1983-12-05 | 1993-10-28 | Sandoz Ag | Sulfatierte, gegebenenfalls sulfonierte, oxalkylierte Alkylphenol-Formaldehyd-Kondensationsprodukte, Verfahren zu deren Herstellung und deren Verwendung als Färbereihilfsmittel |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3389230A (en) * | 1967-01-06 | 1968-06-18 | Hudson Magiston Corp | Semiconductive magnetic transducer |
| AU410154B2 (en) * | 1968-04-16 | 1971-02-08 | Amalgamated Wireless (Australasia) Limited | Magnetotransistor |
| US3585462A (en) * | 1968-11-13 | 1971-06-15 | Sprague Electric Co | Semiconductive magnetic transducer |
| GB1301388A (US07166745-20070123-C00016.png) * | 1969-03-28 | 1972-12-29 | ||
| DE2000253A1 (de) * | 1970-01-05 | 1971-07-15 | Licentia Gmbh | Magnettransistor |
-
1972
- 1972-08-07 SE SE1024372A patent/SE361805B/xx unknown
-
1973
- 1973-07-20 AU AU58330/73A patent/AU5833073A/en not_active Expired
- 1973-07-24 NL NL7310287A patent/NL7310287A/xx not_active Application Discontinuation
- 1973-07-27 DE DE19732338767 patent/DE2338767A1/de active Pending
- 1973-08-02 FR FR7328349A patent/FR2195886B1/fr not_active Expired
- 1973-08-06 CH CH1134573A patent/CH572694A5/xx not_active IP Right Cessation
- 1973-08-06 IT IT2757373A patent/IT993669B/it active
- 1973-08-06 ES ES417612A patent/ES417612A1/es not_active Expired
- 1973-08-07 GB GB3748373A patent/GB1434084A/en not_active Expired
- 1973-08-07 JP JP8809573A patent/JPS4946731A/ja active Pending
- 1973-08-07 CA CA178,157A patent/CA1002652A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2195886B1 (US07166745-20070123-C00016.png) | 1977-02-25 |
| DE2338767A1 (de) | 1974-02-21 |
| NL7310287A (US07166745-20070123-C00016.png) | 1974-02-11 |
| AU5833073A (en) | 1975-01-23 |
| CA1002652A (en) | 1976-12-28 |
| SE361805B (US07166745-20070123-C00016.png) | 1973-11-12 |
| CH572694A5 (US07166745-20070123-C00016.png) | 1976-02-13 |
| FR2195886A1 (US07166745-20070123-C00016.png) | 1974-03-08 |
| JPS4946731A (US07166745-20070123-C00016.png) | 1974-05-04 |
| ES417612A1 (es) | 1976-06-01 |
| IT993669B (it) | 1975-09-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed | ||
| PCNP | Patent ceased through non-payment of renewal fee |