CN1753305A - Antenna matching apparatus for mobile communication terminal and control method thereof - Google Patents
Antenna matching apparatus for mobile communication terminal and control method thereof Download PDFInfo
- Publication number
- CN1753305A CN1753305A CNA2005100076942A CN200510007694A CN1753305A CN 1753305 A CN1753305 A CN 1753305A CN A2005100076942 A CNA2005100076942 A CN A2005100076942A CN 200510007694 A CN200510007694 A CN 200510007694A CN 1753305 A CN1753305 A CN 1753305A
- Authority
- CN
- China
- Prior art keywords
- value
- controlling value
- control signal
- transmission controlling
- antenna
- 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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Images
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
- H04B1/40—Circuits
- H04B1/44—Transmit/receive switching
- H04B1/48—Transmit/receive switching in circuits for connecting transmitter and receiver to a common transmission path, e.g. by energy of transmitter
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
- H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
- H01Q1/24—Supports; Mounting means by structural association with other equipment or articles with receiving set
- H01Q1/241—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM
- H01Q1/242—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM specially adapted for hand-held use
- H01Q1/243—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM specially adapted for hand-held use with built-in antennas
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
- H03H7/38—Impedance-matching networks
-
- 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
- H04B1/02—Transmitters
- H04B1/04—Circuits
- H04B1/0458—Arrangements for matching and coupling between power amplifier and antenna or between amplifying stages
-
- 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
- H04B1/06—Receivers
- H04B1/16—Circuits
- H04B1/18—Input circuits, e.g. for coupling to an antenna or a transmission line
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Transmitters (AREA)
- Transceivers (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
Description
Claims (5)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020040075111A KR20060026257A (en) | 2004-09-20 | 2004-09-20 | Apparatus and method for matching antenna impedance of the mobile communication device |
KR1020040075111 | 2004-09-20 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1753305A true CN1753305A (en) | 2006-03-29 |
CN100459429C CN100459429C (en) | 2009-02-04 |
Family
ID=36680015
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2005100076942A Expired - Fee Related CN100459429C (en) | 2004-09-20 | 2005-02-07 | Antenna matching apparatus for mobile communication terminal and control method thereof |
Country Status (2)
Country | Link |
---|---|
KR (1) | KR20060026257A (en) |
CN (1) | CN100459429C (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20080048888A (en) * | 2006-11-29 | 2008-06-03 | 삼성전자주식회사 | Method and apparatus for auto-matching matching circuit inside rf receiver of terminal |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA1276992C (en) * | 1986-09-26 | 1990-11-27 | Andrew E. Mcgirr | Electronically controlled matching circuit |
JP3211919B2 (en) * | 1994-01-28 | 2001-09-25 | アイコム株式会社 | Transmission power control circuit |
GB9604951D0 (en) * | 1996-03-08 | 1996-05-08 | Glass Antennas Tech Ltd | Antenna arrangement |
JP3475037B2 (en) * | 1997-03-14 | 2003-12-08 | 株式会社東芝 | transceiver |
CN1254032C (en) * | 2002-10-15 | 2006-04-26 | 华为技术有限公司 | Automatic frequency controller and method thereof |
-
2004
- 2004-09-20 KR KR1020040075111A patent/KR20060026257A/en not_active Application Discontinuation
-
2005
- 2005-02-07 CN CNB2005100076942A patent/CN100459429C/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CN100459429C (en) | 2009-02-04 |
KR20060026257A (en) | 2006-03-23 |
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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: LANGCHAO LEJIN DIGITAL MOBILE COMMUNICATION CO., L Free format text: FORMER OWNER: LG ELECTRONICS (CHINA) R + D CENTER CO., LTD. Effective date: 20120319 |
|
C41 | Transfer of patent application or patent right or utility model | ||
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 100102 CHAOYANG, BEIJING TO: 264006 YANTAI, SHANDONG PROVINCE |
|
TR01 | Transfer of patent right |
Effective date of registration: 20120319 Address after: 264006 No. 228 Changjiang Road, Yantai Economic Development Zone, Shandong, China Patentee after: Langchao Lejin Digital Mobile Communication Co., Ltd. Address before: Two Beijing 100102 Chaoyang District city in Wangjing Lize Park No. 203 Petrova building block B Patentee before: LG Electronic (China) Research and Development Center Co., Ltd. |
|
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090204 Termination date: 20170207 |
|
CF01 | Termination of patent right due to non-payment of annual fee |