CN100385987C - Gsm和cdma模式转换装置 - Google Patents
Gsm和cdma模式转换装置 Download PDFInfo
- Publication number
- CN100385987C CN100385987C CNB2006100034728A CN200610003472A CN100385987C CN 100385987 C CN100385987 C CN 100385987C CN B2006100034728 A CNB2006100034728 A CN B2006100034728A CN 200610003472 A CN200610003472 A CN 200610003472A CN 100385987 C CN100385987 C CN 100385987C
- Authority
- CN
- China
- Prior art keywords
- cdma
- gsm
- switch
- mentioned
- gps
- 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.)
- Expired - Fee Related
Links
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
-
- 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
- H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
- H04M1/026—Details of the structure or mounting of specific components
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
- H04W88/02—Terminal devices
- H04W88/06—Terminal devices adapted for operation in multiple networks or having at least two operational modes, e.g. multi-mode terminals
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Mobile Radio Communication Systems (AREA)
- Telephone Function (AREA)
Abstract
Description
V1 | V2 | V3 | |
RF1 | H | L | L |
RF2 | L | H | L |
RF3 | L | L | H |
Claims (1)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020050018449 | 2005-03-05 | ||
KR1020050018449A KR100690790B1 (ko) | 2005-03-05 | 2005-03-05 | Gsm과 cdma 모드 전환 장치 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1829360A CN1829360A (zh) | 2006-09-06 |
CN100385987C true CN100385987C (zh) | 2008-04-30 |
Family
ID=36947432
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2006100034728A Expired - Fee Related CN100385987C (zh) | 2005-03-05 | 2006-02-10 | Gsm和cdma模式转换装置 |
Country Status (2)
Country | Link |
---|---|
KR (1) | KR100690790B1 (zh) |
CN (1) | CN100385987C (zh) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100716796B1 (ko) * | 2005-10-26 | 2007-05-14 | 전자부품연구원 | 트리플렉서 |
KR100963391B1 (ko) * | 2007-11-13 | 2010-06-14 | 주식회사 케이티테크 | 착탈식 로밍 서비스 모듈, 휴대용 단말기 및 휴대용 단말기모듈 |
CN101841601A (zh) * | 2010-05-04 | 2010-09-22 | 中兴通讯股份有限公司 | 一种天线装置及双模智能终端 |
CN101931700B (zh) * | 2010-08-20 | 2012-12-19 | 北京天碁科技有限公司 | 一种实现智能手机芯片间通信的方法及智能手机 |
CN102832969A (zh) * | 2012-09-04 | 2012-12-19 | 深圳市双赢伟业科技股份有限公司 | 一种eoc混合器 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1152254A2 (en) * | 2000-04-25 | 2001-11-07 | Agilent Technologies, Inc. (a Delaware corporation) | Combined GPS and CDMA in a mobile transceiver |
WO2003034603A1 (en) * | 2001-10-13 | 2003-04-24 | Samsung Electronics Co., Ltd | Mobile communication system having multi-band antenna |
CN2629356Y (zh) * | 2003-06-06 | 2004-07-28 | 覃洪美 | 全球通和小灵通合为一体的手机 |
CN1551658A (zh) * | 2003-05-15 | 2004-12-01 | 乐金电子(中国)研究开发中心有限公 | 支持三模式通信方式的移动通信终端 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100344614B1 (ko) * | 1999-06-29 | 2002-07-25 | 삼성전기주식회사 | 시분할통신 및 주파수분할통신방식 혼용 무선단말기 |
KR20010008695A (ko) * | 1999-07-02 | 2001-02-05 | 김영환 | 중간주파수 공유 듀얼 모드 이동 단말기 |
KR20010079010A (ko) * | 2001-06-02 | 2001-08-22 | 안형근 | 지에스엠 핸드 세트용 트리플 밴드 고주파 송수신 장치 |
KR20030002452A (ko) * | 2001-06-29 | 2003-01-09 | 엘지전자 주식회사 | 이동통신 단말기의 3 밴드 수신주파수 회로 |
KR20020023299A (ko) * | 2002-01-14 | 2002-03-28 | 김호영 | 이동통신단말기의 인터페이스 장치 |
KR100524753B1 (ko) * | 2003-05-09 | 2005-11-01 | 엘지전자 주식회사 | 이동 통신단말기의 이중모드 듀플렉서 |
-
2005
- 2005-03-05 KR KR1020050018449A patent/KR100690790B1/ko not_active IP Right Cessation
-
2006
- 2006-02-10 CN CNB2006100034728A patent/CN100385987C/zh not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1152254A2 (en) * | 2000-04-25 | 2001-11-07 | Agilent Technologies, Inc. (a Delaware corporation) | Combined GPS and CDMA in a mobile transceiver |
WO2003034603A1 (en) * | 2001-10-13 | 2003-04-24 | Samsung Electronics Co., Ltd | Mobile communication system having multi-band antenna |
CN1551658A (zh) * | 2003-05-15 | 2004-12-01 | 乐金电子(中国)研究开发中心有限公 | 支持三模式通信方式的移动通信终端 |
CN2629356Y (zh) * | 2003-06-06 | 2004-07-28 | 覃洪美 | 全球通和小灵通合为一体的手机 |
Also Published As
Publication number | Publication date |
---|---|
CN1829360A (zh) | 2006-09-06 |
KR100690790B1 (ko) | 2007-03-09 |
KR20060097322A (ko) | 2006-09-14 |
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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 ELECTRONIC (CHINA) RESEARCH + DEVELOPMENT CENTRE CO., LTD. Effective date: 20120309 |
|
C41 | Transfer of patent application or patent right or utility model | ||
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 100022 CHAOYANG, BEIJING TO: 264001 YANTAI, SHANDONG PROVINCE |
|
TR01 | Transfer of patent right |
Effective date of registration: 20120309 Address after: 264001 No. 228 Changjiang Road, Yantai economic and Technological Development Zone, Shandong, China Patentee after: Langchao Lejin Digital Mobile Communication Co., Ltd. Address before: 100022 Beijing city Chaoyang District Jianguomenwai Street No. 12 b Gemini building 18 layer tower Patentee before: LG Electronic (China) Research and Development Center Co., Ltd. |
|
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080430 Termination date: 20140210 |