JPWO2007049403A1 - 携帯電子機器 - Google Patents
携帯電子機器 Download PDFInfo
- Publication number
- JPWO2007049403A1 JPWO2007049403A1 JP2007542266A JP2007542266A JPWO2007049403A1 JP WO2007049403 A1 JPWO2007049403 A1 JP WO2007049403A1 JP 2007542266 A JP2007542266 A JP 2007542266A JP 2007542266 A JP2007542266 A JP 2007542266A JP WO2007049403 A1 JPWO2007049403 A1 JP WO2007049403A1
- Authority
- JP
- Japan
- Prior art keywords
- ground
- circuit board
- frequency current
- frequency
- component
- 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.)
- Granted
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Classifications
-
- 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
- H05K1/0254—High voltage adaptations; Electrical insulation details; Overvoltage or electrostatic discharge protection ; Arrangements for regulating voltages or for using plural voltages
- H05K1/0257—Overvoltage protection
- H05K1/0259—Electrostatic discharge [ESD] protection
-
- 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
- H05K2201/08—Magnetic details
- H05K2201/083—Magnetic materials
- H05K2201/086—Magnetic materials for inductive purposes, e.g. printed inductor with ferrite core
-
- 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
- H05K2201/1003—Non-printed inductor
-
- 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
- H05K2201/10227—Other objects, e.g. metallic pieces
- H05K2201/10295—Metallic connector elements partly mounted in a hole of the PCB
- H05K2201/10303—Pin-in-hole mounted pins
Abstract
Description
高密度実装を阻害することが問題となる。
2;回路基板
3;充電電極
4a;充電端子(正極)
4b;充電端子(負極=グランド)
5;高周波電流抑制部品
6;配線パターン
7;静電気放電
8;回路基盤のグランド
9;浮遊容量
10;接地
11;2次放電対象導電体
12;静電気2次放電
13;帯電電荷(正極)
14;リード部品
15;チップ部品
101;カメラ
102;電子機器類
103;接続ケーブル
MCU;電気回路部
T1−T8;接続端子
FIL1−FIL7;フィルタ
Claims (5)
- 回路基板と、この回路基板を内蔵する筐体と、前記回路基板のグランドに接続されると共にその一部が前記筐体の外部に露出した導電部分と、を有し、データ通信に用いる端子としての前記導電部分を除き、前記導電部分と前記グランドとの間に直流に対しては渦電流による損失を有する高周波電流抑制部品が直列に配置されていることを特徴とする携帯電子機器。
- 回路基板と、この回路基板を内蔵する筐体と、前記回路基板のグランドに接続されると共にその一部が前記筐体の外部に露出した導電部分と、を有し、データ通信に用いる端子としての前記導電部分を除き、前記導電部分と前記グランドとの間に直流に対しては良導電性の金属線を接続した場合と同等と見なせる抵抗値を有する高周波電流抑制部品が直列に配置されていることを特徴とする携帯電子機器。
- 前記高周波電流抑制部品は、100MHz以上の周波数に対しては、実部Rpが0.1(Ω)以上であり、且つ、前記回路基板の特性インピーダンスの大きさをZとした場合に、実部RpがZ以下となるインピーダンスを有することを特徴とする請求項2に記載の携帯電子機器。
- 前記高周波電流抑制部品は、100MHz以上の周波数に対しては、実部Rpが0.1(Ω)以上であり、且つ、前記回路基板の特性インピーダンスの大きさをZとした場合に、虚部Xpが(Z2−Rp2)0.5以下となるインピーダンスを有することを特徴とする請求項2に記載の携帯電子機器。
- 前記導電部分が、充電用端子であることを特徴とする請求項1乃至4のいずれか1項に記載の携帯電子機器。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007542266A JP4737196B2 (ja) | 2005-10-27 | 2006-09-12 | 携帯電子機器 |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005313580 | 2005-10-27 | ||
JP2005313580 | 2005-10-27 | ||
JP2007542266A JP4737196B2 (ja) | 2005-10-27 | 2006-09-12 | 携帯電子機器 |
PCT/JP2006/318068 WO2007049403A1 (ja) | 2005-10-27 | 2006-09-12 | 携帯電子機器 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2007049403A1 true JPWO2007049403A1 (ja) | 2009-04-30 |
JP4737196B2 JP4737196B2 (ja) | 2011-07-27 |
Family
ID=37967525
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007542266A Expired - Fee Related JP4737196B2 (ja) | 2005-10-27 | 2006-09-12 | 携帯電子機器 |
Country Status (4)
Country | Link |
---|---|
US (1) | US20090116156A1 (ja) |
JP (1) | JP4737196B2 (ja) |
CN (1) | CN101297494A (ja) |
WO (1) | WO2007049403A1 (ja) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5154207B2 (ja) * | 2007-11-29 | 2013-02-27 | 京セラ株式会社 | 携帯端末 |
JP5215942B2 (ja) * | 2009-06-03 | 2013-06-19 | 株式会社日立製作所 | 電子装置、および、雑音電流測定方法 |
KR101915961B1 (ko) * | 2011-09-06 | 2019-01-31 | 삼성전자주식회사 | 전자 장치 및 그 전자 장치에 사용 가능한 보드 |
JP5932389B2 (ja) * | 2012-02-23 | 2016-06-08 | 京セラ株式会社 | 通信端末 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH09270728A (ja) * | 1996-04-01 | 1997-10-14 | Nec Corp | 携帯無線機 |
JPH09275515A (ja) * | 1996-04-04 | 1997-10-21 | Nikon Corp | 撮像装置 |
JPH11163756A (ja) * | 1997-11-27 | 1999-06-18 | Sharp Corp | 携帯無線機 |
JPH11341126A (ja) * | 1998-05-29 | 1999-12-10 | Kyocera Corp | 携帯無線機用acチャージャー |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3713102A (en) * | 1970-04-23 | 1973-01-23 | S Martin | Pulse interrogation article-sorting system |
JP3338929B2 (ja) * | 1998-09-17 | 2002-10-28 | 富士通電装株式会社 | 電源装置の低電圧異常検出回路 |
JP3425573B2 (ja) * | 1999-05-19 | 2003-07-14 | Necエレクトロニクス株式会社 | 半導体装置 |
US7522394B2 (en) * | 2003-08-21 | 2009-04-21 | Broadcom Corporation | Radio frequency integrated circuit having sectional ESD protection |
JP4319507B2 (ja) * | 2003-10-07 | 2009-08-26 | 京セラ株式会社 | 携帯電子機器 |
US20050243486A1 (en) * | 2004-04-30 | 2005-11-03 | Motorola, Inc. | Frequency selective grounding method and arrangement |
US7088215B1 (en) * | 2005-02-07 | 2006-08-08 | Northrop Grumman Corporation | Embedded duo-planar printed inductor |
-
2006
- 2006-09-12 CN CNA2006800402291A patent/CN101297494A/zh active Pending
- 2006-09-12 WO PCT/JP2006/318068 patent/WO2007049403A1/ja active Application Filing
- 2006-09-12 JP JP2007542266A patent/JP4737196B2/ja not_active Expired - Fee Related
- 2006-09-12 US US12/091,409 patent/US20090116156A1/en not_active Abandoned
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH09270728A (ja) * | 1996-04-01 | 1997-10-14 | Nec Corp | 携帯無線機 |
JPH09275515A (ja) * | 1996-04-04 | 1997-10-21 | Nikon Corp | 撮像装置 |
JPH11163756A (ja) * | 1997-11-27 | 1999-06-18 | Sharp Corp | 携帯無線機 |
JPH11341126A (ja) * | 1998-05-29 | 1999-12-10 | Kyocera Corp | 携帯無線機用acチャージャー |
Also Published As
Publication number | Publication date |
---|---|
US20090116156A1 (en) | 2009-05-07 |
CN101297494A (zh) | 2008-10-29 |
WO2007049403A1 (ja) | 2007-05-03 |
JP4737196B2 (ja) | 2011-07-27 |
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