Flexible conductor foil with an electronic circuit

• US 20020167783A1
• Filed: 05/08/2002
• Published: 11/14/2002
• Est. Priority Date: 05/09/2001
• Status: Abandoned Application

• Current Assignee: Koninklijke Philips Electronics N.V. (Koninklijke Philips N.V.)
• Original Assignee: Koninklijke Philips Electronics N.V. (Koninklijke Philips N.V.)
• Inventors: Waffenschmidt, Eberhard, Elixmann, Martin
• Application Number:
  US10/140,664
• Publication Number:
  US 20020167783A1
• Time in Patent Office: Days
• US Class Current: 361/303
• CPC Class Codes: H01F 2017/006 flexible printed inductors
• CPC Class Codes: H01F 27/2804 Printed windings
• CPC Class Codes: H05K 1/0393 Flexible materials H05K1/038 takes precedence; specific organic compositions are classified in H05K1/0313 and subgroups
• CPC Class Codes: H05K 1/162 incorporating printed capacitors
• CPC Class Codes: H05K 1/165 incorporating printed inductors
• CPC Class Codes: H05K 1/185 Components encapsulated in the insulating substrate of the printed circuit or incorporated in internal layers of a multilayer circuit semiconductor chips encapsulated by interconnect and support structures H01L23/5389, H01L24/00
• CPC Class Codes: H05K 2201/086 for inductive purposes, e.g. printed inductor with ferrite core
• CPC Class Codes: H05K 2201/09672 Superposed layout, i.e. in different planes parallel traces in one plane H05K2201/09236
• CPC Class Codes: H05K 2203/0545 Pattern for applying drops or paste; Applying a pattern made of drops or paste using thick film techniques to apply conductive material by using a substrate with a shape pattern H05K3/1258
• CPC Class Codes: H05K 3/4611 by laminating two or more circuit boards H05K3/4652 takes precedence
• CPC Class Codes: H05K 3/4635 laminating flexible circuit boards using additional insulating adhesive materials between the boards
• CPC Class Codes: H05K 3/4688 Composite multilayer circuits, i.e. comprising insulating layers having different properties having a special base or central core H05K3/4602

Abstract

A flexible conductor foil with an electronic circuit, consisting of at least one layer of a non-conductive material which comprises a conductor pattern on at least one of its surfaces, is characterized in that at least two of the conductor patterns, or parts of at least two of the conductor patterns form a magnetic component.

Claims

1. A flexible conductor foil with electronic circuit, consisting of

at least one layer (50, 51, 52, 53, 54, 55, 56, 81, 82, 83) of a non-conductive material which comprises a conductor pattern (21, 22, 31, 32, 61, 62, 71, 72) on at least one of its surfaces, characterized in that at least two of the conductor patterns (21, 22, 31, 32), or parts of at least two of the conductor patterns, form at least one magnetic component.

2. A flexible conductor foil as claimed in claim 1, characterized in that the conductor patterns (21, 22, 31, 32, 61, 62, 71, 72) are arranged on flexible foils (52, 53, 54, 55, 56).

3. A flexible conductor foil as claimed in claim 1, characterized in that the non-conductive material is a dielectric material with a dielectric constant ε

_r greater than 4.

4. A flexible conductor foil as claimed in claim 1, characterized in that at least one of the conductor patterns forms a capacitor electrode (61, 62, 71, 72).

5. A flexible conductor foil as claimed in claim 1, characterized in that at least one of the conductor patterns (21, 22, 31, 32) forms a coil or a transformer.

6. A flexible conductor foil as claimed in claim 1, characterized in that at least one of the layers (51, 56) comprises a portion of a flexible magnetic material (11, 12).

7. A flexible conductor foil as claimed in one of claims 1 to 6, characterized in that at least two of the layers consist of different materials.

8. A flexible conductor foil as claimed in one of claims 1 to 7, characterized in that it comprises at least one resistor of a flexible material.

9. A flexible conductor foil as claimed in one of claims 1 to 8, characterized in that it comprises flexible polymer electronic components.

10. A flexible conductor foil as claimed in one of claims 1 to 9, characterized in that at least one semiconductor component (9, 10) is laminated in.

11. A flexible conductor foil as claimed in one of claims 1 to 10, characterized in that at least one sensor is provided for transforming a physical measurand into an electronic signal.

12. The use of a flexible conductor foil as claimed in one of claims 1 to 11 in a circuit for power, energy or voltage conversion.

13. An item of clothing, having a flexible conductor foil as claimed in one of claims 1 to 11.

14. A flexible screen, having a flexible conductor foil as claimed in one of claims 1 to 11.