CN104144261B - Dc/dc转换器和用户线路接口电路 - Google Patents
Dc/dc转换器和用户线路接口电路 Download PDFInfo
- Publication number
- CN104144261B CN104144261B CN201410254889.6A CN201410254889A CN104144261B CN 104144261 B CN104144261 B CN 104144261B CN 201410254889 A CN201410254889 A CN 201410254889A CN 104144261 B CN104144261 B CN 104144261B
- Authority
- CN
- China
- Prior art keywords
- interface circuit
- output
- circuit
- capacitor
- subscriber line
- 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.)
- Active
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M19/00—Current supply arrangements for telephone systems
- H04M19/001—Current supply source at the exchanger providing current to substations
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M3/00—Automatic or semi-automatic exchanges
- H04M3/005—Interface circuits for subscriber lines
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Dc-Dc Converters (AREA)
Abstract
Description
Claims (14)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP13166657.0A EP2802135B1 (en) | 2013-05-06 | 2013-05-06 | DC/DC Converter and Subscriber Line Interface Circuit |
EP13166657.0 | 2013-05-06 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN104144261A CN104144261A (zh) | 2014-11-12 |
CN104144261B true CN104144261B (zh) | 2019-05-07 |
Family
ID=48326148
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201410254889.6A Active CN104144261B (zh) | 2013-05-06 | 2014-05-06 | Dc/dc转换器和用户线路接口电路 |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP2802135B1 (zh) |
CN (1) | CN104144261B (zh) |
PL (1) | PL2802135T3 (zh) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109218543A (zh) * | 2017-06-30 | 2019-01-15 | 深圳市中兴微电子技术有限公司 | 一种用于固定电话省电控制的方法、装置和固定电话 |
CN110209086A (zh) * | 2019-06-06 | 2019-09-06 | 深圳市英可瑞科技股份有限公司 | 一种数字电源/设备多信号输入使能控制方法 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100512327C (zh) * | 2005-11-09 | 2009-07-08 | 杭州华三通信技术有限公司 | 馈电电路、提供不同馈电电压的方法以及前端馈电装置 |
US20090092243A1 (en) * | 2007-10-09 | 2009-04-09 | Infineon Technologies Ag | Protection Circuit and Method |
US8462937B2 (en) * | 2008-04-01 | 2013-06-11 | Silicon Laboratories Inc. | Power supply with digital control loop |
-
2013
- 2013-05-06 PL PL13166657T patent/PL2802135T3/pl unknown
- 2013-05-06 EP EP13166657.0A patent/EP2802135B1/en active Active
-
2014
- 2014-05-06 CN CN201410254889.6A patent/CN104144261B/zh active Active
Also Published As
Publication number | Publication date |
---|---|
PL2802135T3 (pl) | 2017-11-30 |
EP2802135A1 (en) | 2014-11-12 |
EP2802135B1 (en) | 2017-06-21 |
CN104144261A (zh) | 2014-11-12 |
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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 | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20180419 Address after: German Neubiberg Applicant after: LANTIQ BETEILIGUNGS- GMBH AND CO KG Address before: German Berg, Laura Ibiza Applicant before: Lantiq Deutschland GmbH |
|
TA01 | Transfer of patent application right | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right |
Effective date of registration: 20200812 Address after: California, USA Patentee after: INTEL Corp. Address before: German Neubiberg Patentee before: Link Bateline Total Co.,Ltd. |
|
TR01 | Transfer of patent right |