DK83082A - CIRCUIT BOARD IN CAPACITIVE KEYBOARD - Google Patents
CIRCUIT BOARD IN CAPACITIVE KEYBOARD Download PDFInfo
- Publication number
- DK83082A DK83082A DK83082A DK83082A DK83082A DK 83082 A DK83082 A DK 83082A DK 83082 A DK83082 A DK 83082A DK 83082 A DK83082 A DK 83082A DK 83082 A DK83082 A DK 83082A
- Authority
- DK
- Denmark
- Prior art keywords
- circuit board
- capacitive keyboard
- capacitive
- keyboard
- board
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G5/00—Capacitors in which the capacitance is varied by mechanical means, e.g. by turning a shaft; Processes of their manufacture
- H01G5/01—Details
- H01G5/013—Dielectrics
- H01G5/0134—Solid dielectrics
- H01G5/0136—Solid dielectrics with movable electrodes
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/16—Printed circuits incorporating printed electric components, e.g. printed resistor, capacitor, inductor
- H05K1/162—Printed circuits incorporating printed electric components, e.g. printed resistor, capacitor, inductor incorporating printed capacitors
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/18—Printed circuits structurally associated with non-printed electric components
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/0213—Electrical arrangements not otherwise provided for
- H05K1/0237—High frequency adaptations
- H05K1/0239—Signal transmission by AC coupling
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/0286—Programmable, customizable or modifiable circuits
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/09—Use of materials for the conductive, e.g. metallic pattern
- H05K1/092—Dispersed materials, e.g. conductive pastes or inks
- H05K1/095—Dispersed materials, e.g. conductive pastes or inks for polymer thick films, i.e. having a permanent organic polymeric binder
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/10—Details of components or other objects attached to or integrated in a printed circuit board
- H05K2201/10007—Types of components
- H05K2201/10053—Switch
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/10—Details of components or other objects attached to or integrated in a printed circuit board
- H05K2201/10007—Types of components
- H05K2201/10196—Variable component, e.g. variable resistor
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/30—Assembling printed circuits with electric components, e.g. with resistor
- H05K3/32—Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits
- H05K3/34—Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits by soldering
- H05K3/3452—Solder masks
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Push-Button Switches (AREA)
- Structures For Mounting Electric Components On Printed Circuit Boards (AREA)
- Non-Metallic Protective Coatings For Printed Circuits (AREA)
- Electronic Switches (AREA)
- Input From Keyboards Or The Like (AREA)
- Manufacture Of Switches (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US23825481A | 1981-02-25 | 1981-02-25 |
Publications (1)
Publication Number | Publication Date |
---|---|
DK83082A true DK83082A (en) | 1982-08-26 |
Family
ID=22897118
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK83082A DK83082A (en) | 1981-02-25 | 1982-02-25 | CIRCUIT BOARD IN CAPACITIVE KEYBOARD |
Country Status (10)
Country | Link |
---|---|
JP (1) | JPS57154721A (en) |
BR (1) | BR8200678A (en) |
DE (1) | DE3205936A1 (en) |
DK (1) | DK83082A (en) |
FI (1) | FI820630L (en) |
FR (1) | FR2500714B1 (en) |
GB (1) | GB2093634B (en) |
IT (1) | IT1153461B (en) |
NO (1) | NO820582L (en) |
SE (1) | SE8201140L (en) |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3778817A (en) * | 1972-08-02 | 1973-12-11 | Xerox Corp | Output keyboard apparatus and signal translating methods therefor |
US3921167A (en) * | 1974-06-14 | 1975-11-18 | Ibm | Capacitive circuitboard |
US4049844A (en) * | 1974-09-27 | 1977-09-20 | General Electric Company | Method for making a circuit board and article made thereby |
US4090229A (en) * | 1976-09-30 | 1978-05-16 | Becton, Dickinson Electronics Company | Capacitive key for keyboard |
GB1584345A (en) * | 1977-05-11 | 1981-02-11 | Alphameric Keyboards Ltd | Keyboards |
DE3000940C2 (en) * | 1979-01-12 | 1984-02-02 | Kollmorgen Technologies Corp., 75201 Dallas, Tex. | Mixing for masking masks and layer formers to be applied by screen printing |
-
1982
- 1982-01-26 FR FR8201162A patent/FR2500714B1/en not_active Expired
- 1982-02-09 BR BR8200678A patent/BR8200678A/en unknown
- 1982-02-19 DE DE19823205936 patent/DE3205936A1/en not_active Withdrawn
- 1982-02-19 IT IT19775/82A patent/IT1153461B/en active
- 1982-02-22 GB GB8205132A patent/GB2093634B/en not_active Expired
- 1982-02-24 JP JP57027542A patent/JPS57154721A/en active Pending
- 1982-02-24 NO NO820582A patent/NO820582L/en unknown
- 1982-02-24 SE SE8201140A patent/SE8201140L/en not_active Application Discontinuation
- 1982-02-24 FI FI820630A patent/FI820630L/en not_active Application Discontinuation
- 1982-02-25 DK DK83082A patent/DK83082A/en not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
IT1153461B (en) | 1987-01-14 |
SE8201140L (en) | 1982-08-26 |
JPS57154721A (en) | 1982-09-24 |
NO820582L (en) | 1982-08-26 |
FR2500714B1 (en) | 1985-08-23 |
FI820630L (en) | 1982-08-26 |
GB2093634B (en) | 1985-01-09 |
GB2093634A (en) | 1982-09-02 |
BR8200678A (en) | 1982-12-14 |
IT8219775A0 (en) | 1982-02-19 |
DE3205936A1 (en) | 1982-10-07 |
FR2500714A1 (en) | 1982-08-27 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
AHB | Application shelved due to non-payment |