CN1510888A - 通讯终端的送受话器 - Google Patents
通讯终端的送受话器 Download PDFInfo
- Publication number
- CN1510888A CN1510888A CNA2003101244946A CN200310124494A CN1510888A CN 1510888 A CN1510888 A CN 1510888A CN A2003101244946 A CNA2003101244946 A CN A2003101244946A CN 200310124494 A CN200310124494 A CN 200310124494A CN 1510888 A CN1510888 A CN 1510888A
- Authority
- CN
- China
- Prior art keywords
- electrophone
- microphone
- acoustical
- cover body
- acoustical channel
- 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
Links
- 239000003990 capacitor Substances 0.000 claims description 17
- 108090000565 Capsid Proteins Proteins 0.000 claims description 11
- 230000000644 propagated effect Effects 0.000 claims description 7
- 230000005236 sound signal Effects 0.000 claims description 6
- 238000004891 communication Methods 0.000 abstract description 12
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000012216 screening Methods 0.000 description 2
- 230000004087 circulation Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000001902 propagating effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/03—Constructional features of telephone transmitters or receivers, e.g. telephone hand-sets
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/19—Arrangements of transmitters, receivers, or complete sets to prevent eavesdropping, to attenuate local noise or to prevent undesired transmission; Mouthpieces or receivers specially adapted therefor
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Telephone Set Structure (AREA)
Abstract
Description
角度(度) | 0 | 30 | 60 | 90 | 120 | 150 | 180 | 210 | 240 | 270 | 300 | 330 |
单向电容器传声器 | 48.8 | 49.3 | 51.4 | 55.4 | 61.7 | 71.4 | 78.6 | 69.6 | 61.3 | 55.7 | 52.1 | 52.1 |
发送单元 | 46.8 | 47.4 | 49.6 | 53.7 | 59.4 | 68.9 | 76.6 | 77.1 | 63.5 | 55.5 | 50.7 | 47.9 |
Claims (15)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020020083210 | 2002-12-24 | ||
KR1020020083210A KR100831119B1 (ko) | 2002-12-24 | 2002-12-24 | 통신용 단말기의 노이즈 감쇠 핸드셋 |
KR10-2002-0083210 | 2002-12-24 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1510888A true CN1510888A (zh) | 2004-07-07 |
CN1281042C CN1281042C (zh) | 2006-10-18 |
Family
ID=32709705
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2003101244946A Expired - Fee Related CN1281042C (zh) | 2002-12-24 | 2003-12-24 | 通讯终端的送受话器 |
Country Status (3)
Country | Link |
---|---|
US (1) | US7130418B2 (zh) |
KR (1) | KR100831119B1 (zh) |
CN (1) | CN1281042C (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101198235B (zh) * | 2006-12-08 | 2011-05-18 | 美商富迪科技股份有限公司 | 电子装置以及将麦克风安装于该电子装置中的方法 |
CN101247669B (zh) * | 2007-02-15 | 2012-09-05 | 歌尔声学股份有限公司 | 传声器模组 |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2008044977A1 (en) * | 2006-07-19 | 2008-04-17 | Stig Henriksson | Personal identity device with communication capability |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6017191B2 (ja) | 1977-12-30 | 1985-05-01 | アイホン株式会社 | 風雑音減衰効果を有するマイクロンホンユニツト |
KR860002224Y1 (en) * | 1984-08-09 | 1986-09-13 | Han Yun Jong | A telephone |
KR900004639Y1 (ko) * | 1987-08-13 | 1990-05-25 | 금성통신 주식회사 | 송수화기의 콘덴서 마이크 고정 및 보호장치 |
JPH0727715Y2 (ja) * | 1989-02-06 | 1995-06-21 | 株式会社東芝 | ハンドセット |
TW274675B (zh) * | 1992-09-08 | 1996-04-21 | Motorola Inc | |
SE9901756L (sv) | 1999-05-12 | 2000-11-13 | Ericsson Telefon Ab L M | Ett hus för en sändare/mottagare och en metod för dess sammansättning |
-
2002
- 2002-12-24 KR KR1020020083210A patent/KR100831119B1/ko active IP Right Grant
-
2003
- 2003-12-23 US US10/745,848 patent/US7130418B2/en not_active Expired - Fee Related
- 2003-12-24 CN CNB2003101244946A patent/CN1281042C/zh not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101198235B (zh) * | 2006-12-08 | 2011-05-18 | 美商富迪科技股份有限公司 | 电子装置以及将麦克风安装于该电子装置中的方法 |
CN101247669B (zh) * | 2007-02-15 | 2012-09-05 | 歌尔声学股份有限公司 | 传声器模组 |
Also Published As
Publication number | Publication date |
---|---|
KR100831119B1 (ko) | 2008-05-20 |
KR20040056677A (ko) | 2004-07-01 |
US20040136523A1 (en) | 2004-07-15 |
CN1281042C (zh) | 2006-10-18 |
US7130418B2 (en) | 2006-10-31 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: LG- NORTEL CO., LTD. Free format text: FORMER OWNER: LG ELECTRONIC CO., LTD. Effective date: 20071214 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20071214 Address after: Seoul, South Kerean Patentee after: LG Nortel Co., Ltd. Address before: Seoul Patentee before: LG Electronics Inc. |
|
C56 | Change in the name or address of the patentee |
Owner name: LG-ERICSSON CO., LTD. Free format text: FORMER NAME: LG-NORTEL CO., LTD. |
|
CP01 | Change in the name or title of a patent holder |
Address after: Seoul, South Kerean Patentee after: Novera Optics Korea Co., Ltd. Address before: Seoul, South Kerean Patentee before: LG Nortel Co., Ltd. |
|
C56 | Change in the name or address of the patentee |
Owner name: ERICSSON-LG CO., LTD. Free format text: FORMER NAME: LG-ERICSSON CO., LTD. |
|
CP01 | Change in the name or title of a patent holder |
Address after: Seoul, South Kerean Patentee after: ERICSSON LG CO LTD Address before: Seoul, South Kerean Patentee before: Novera Optics Korea Co., Ltd. |
|
ASS | Succession or assignment of patent right |
Owner name: ERICSSON-LG ENTERPRISE CO., LTD. Free format text: FORMER OWNER: ERICSSON-LG CO., LTD. Effective date: 20140210 |
|
TR01 | Transfer of patent right |
Effective date of registration: 20140210 Address after: Gyeonggi Do, South Korea Patentee after: Ericsson -LG enterprise KK Address before: Seoul, South Kerean Patentee before: ERICSSON LG CO LTD |
|
TR01 | Transfer of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20061018 Termination date: 20171224 |
|
CF01 | Termination of patent right due to non-payment of annual fee |