GB2307105A - Membrane shield - Google Patents

Membrane shield Download PDF

Info

Publication number
GB2307105A
GB2307105A GB9622532A GB9622532A GB2307105A GB 2307105 A GB2307105 A GB 2307105A GB 9622532 A GB9622532 A GB 9622532A GB 9622532 A GB9622532 A GB 9622532A GB 2307105 A GB2307105 A GB 2307105A
Authority
GB
United Kingdom
Prior art keywords
membrane
conductor
circuit board
cover
layer
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.)
Withdrawn
Application number
GB9622532A
Other languages
English (en)
Other versions
GB9622532D0 (en
Inventor
William P Alberth
William C Fowler
Jerry S Chorzepa
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.)
Motorola Solutions Inc
Original Assignee
Motorola Inc
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 Motorola Inc filed Critical Motorola Inc
Publication of GB9622532D0 publication Critical patent/GB9622532D0/en
Publication of GB2307105A publication Critical patent/GB2307105A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
    • H04B1/3827—Portable transceivers
    • H04B1/3833—Hand-held transceivers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2207/00—Connections
    • H01H2207/008—Adhesive means; Conductive adhesive
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2231/00—Applications
    • H01H2231/022—Telephone handset
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2239/00—Miscellaneous
    • H01H2239/004—High frequency adaptation or shielding

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Telephone Set Structure (AREA)
  • Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
  • Push-Button Switches (AREA)
GB9622532A 1995-11-13 1996-10-29 Membrane shield Withdrawn GB2307105A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US55652595A 1995-11-13 1995-11-13

Publications (2)

Publication Number Publication Date
GB9622532D0 GB9622532D0 (en) 1997-01-08
GB2307105A true GB2307105A (en) 1997-05-14

Family

ID=24221710

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9622532A Withdrawn GB2307105A (en) 1995-11-13 1996-10-29 Membrane shield

Country Status (9)

Country Link
JP (1) JPH09148777A (fr)
KR (1) KR970031414A (fr)
CN (1) CN1158550A (fr)
AU (1) AU7035596A (fr)
BR (1) BR9605549A (fr)
FR (1) FR2741216B1 (fr)
GB (1) GB2307105A (fr)
MX (1) MX9605536A (fr)
SG (1) SG73994A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1039493A1 (fr) * 1998-02-17 2000-09-27 Seiko Precision Inc. Interrupteur en feuille combiné électroluminescent
EP3659411B1 (fr) * 2017-07-27 2024-04-17 Oracle International Corporation Ensemble de confinement d'interférence électromagnétiques fonctionnelles pour obturer des ouvertures d'enceinte

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100935519B1 (ko) * 2003-12-18 2010-01-06 엘지전자 주식회사 휴대용 단말기의 멤브레인 키패드 장치
JP2007141557A (ja) * 2005-11-16 2007-06-07 Kyocera Corp スイッチ装置
CN105224093A (zh) * 2015-10-19 2016-01-06 山东超越数控电子有限公司 一种键盘
CN114040609A (zh) * 2021-11-05 2022-02-11 深圳市火乐科技发展有限公司 电子器件结构及电子设备

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4336529A (en) * 1980-02-19 1982-06-22 Pitney Bowes Inc. Postage meter having shielded keyboard to protect against electromagnetic radiation
US5225818A (en) * 1990-11-26 1993-07-06 Data Entry Products, Incorporated Data entry control panel
EP0555139A1 (fr) * 1992-02-07 1993-08-11 Thomson-Csf Procédé de blindage et clavier blindé obtenu par ce procédé

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2102626B (en) * 1981-07-21 1985-06-05 Standard Telephones Cables Ltd Contact dimple pad
FR2531567A1 (fr) * 1982-08-06 1984-02-10 Jaeger Commutateur electrique transparent
US5153590A (en) * 1991-02-04 1992-10-06 Motorola, Inc. Keypad apparatus

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4336529A (en) * 1980-02-19 1982-06-22 Pitney Bowes Inc. Postage meter having shielded keyboard to protect against electromagnetic radiation
US5225818A (en) * 1990-11-26 1993-07-06 Data Entry Products, Incorporated Data entry control panel
EP0555139A1 (fr) * 1992-02-07 1993-08-11 Thomson-Csf Procédé de blindage et clavier blindé obtenu par ce procédé

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1039493A1 (fr) * 1998-02-17 2000-09-27 Seiko Precision Inc. Interrupteur en feuille combiné électroluminescent
US6198060B1 (en) 1998-02-17 2001-03-06 Seiko Precision, Inc. EL-combined sheet switch
EP3659411B1 (fr) * 2017-07-27 2024-04-17 Oracle International Corporation Ensemble de confinement d'interférence électromagnétiques fonctionnelles pour obturer des ouvertures d'enceinte

Also Published As

Publication number Publication date
GB9622532D0 (en) 1997-01-08
SG73994A1 (en) 2000-07-18
AU7035596A (en) 1997-05-22
FR2741216A1 (fr) 1997-05-16
MX9605536A (es) 1997-05-31
CN1158550A (zh) 1997-09-03
KR970031414A (ko) 1997-06-26
FR2741216B1 (fr) 1999-06-18
BR9605549A (pt) 1998-08-18
JPH09148777A (ja) 1997-06-06

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)