CN102347781B - 无线收发设备 - Google Patents
无线收发设备 Download PDFInfo
- Publication number
- CN102347781B CN102347781B CN201010243701.XA CN201010243701A CN102347781B CN 102347781 B CN102347781 B CN 102347781B CN 201010243701 A CN201010243701 A CN 201010243701A CN 102347781 B CN102347781 B CN 102347781B
- Authority
- CN
- China
- Prior art keywords
- reception amplifier
- signal
- receiving
- sensitivity
- signal processor
- 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
- H04B1/06—Receivers
- H04B1/16—Circuits
- H04B1/1638—Special circuits to enhance selectivity of receivers not otherwise provided for
-
- 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
-
- 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
- H04B1/50—Circuits using different frequencies for the two directions of communication
- H04B1/52—Hybrid arrangements, i.e. arrangements for transition from single-path two-direction transmission to single-direction transmission on each of two paths or vice versa
Abstract
Description
Claims (4)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201010243701.XA CN102347781B (zh) | 2010-08-03 | 2010-08-03 | 无线收发设备 |
US12/875,136 US20120034883A1 (en) | 2010-08-03 | 2010-09-03 | Wireless transceiver |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201010243701.XA CN102347781B (zh) | 2010-08-03 | 2010-08-03 | 无线收发设备 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN102347781A CN102347781A (zh) | 2012-02-08 |
CN102347781B true CN102347781B (zh) | 2014-04-30 |
Family
ID=45546103
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201010243701.XA Expired - Fee Related CN102347781B (zh) | 2010-08-03 | 2010-08-03 | 无线收发设备 |
Country Status (2)
Country | Link |
---|---|
US (1) | US20120034883A1 (zh) |
CN (1) | CN102347781B (zh) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20120309327A1 (en) * | 2011-05-31 | 2012-12-06 | Bryan Fast | Rf amplifier with open circuit input off-state |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1194556A (zh) * | 1997-02-28 | 1998-09-30 | 诺基亚流动电话有限公司 | 用于检测和减小互调失真的装置和方法 |
CN1283334A (zh) * | 1997-12-09 | 2001-02-07 | 夸尔柯姆股份有限公司 | 可编程线性接收机 |
US7062242B2 (en) * | 1999-09-14 | 2006-06-13 | Lucent Technologies Inc. | Dynamic path gain compensation for radios in wireless communication systems |
US7304969B2 (en) * | 2001-03-19 | 2007-12-04 | Cisco Technology, Inc. | Automatic gain control and low power start-of-packet detection for a wireless LAN receiver |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6167244A (en) * | 1996-09-05 | 2000-12-26 | Mitsubishi Denki Kabushiki Kaisha | Gain control method and receiver |
US7299006B1 (en) * | 1999-10-21 | 2007-11-20 | Broadcom Corporation | Adaptive radio transceiver |
US6782063B1 (en) * | 2000-09-12 | 2004-08-24 | The United States Of America As Represented By The Secretary Of The Navy | Automatic gain control |
US7076225B2 (en) * | 2001-02-16 | 2006-07-11 | Qualcomm Incorporated | Variable gain selection in direct conversion receiver |
US7400870B2 (en) * | 2001-10-30 | 2008-07-15 | Texas Instruments Incorporated | Hardware loop for automatic gain control |
TWI288537B (en) * | 2003-06-20 | 2007-10-11 | Realtek Semiconductor Corp | Automatic gain control and antenna diversity method of wireless communication system |
US7227916B2 (en) * | 2003-08-26 | 2007-06-05 | Freescale Semiconductor, Inc. | Receiver with automatic gain control that operates with multiple protocols and method thereof |
US20110021168A1 (en) * | 2009-07-23 | 2011-01-27 | Qual Comm Incorporated | Method and apparatus for receiver with dual mode automatic gain control (agc) |
-
2010
- 2010-08-03 CN CN201010243701.XA patent/CN102347781B/zh not_active Expired - Fee Related
- 2010-09-03 US US12/875,136 patent/US20120034883A1/en not_active Abandoned
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1194556A (zh) * | 1997-02-28 | 1998-09-30 | 诺基亚流动电话有限公司 | 用于检测和减小互调失真的装置和方法 |
CN1283334A (zh) * | 1997-12-09 | 2001-02-07 | 夸尔柯姆股份有限公司 | 可编程线性接收机 |
US7062242B2 (en) * | 1999-09-14 | 2006-06-13 | Lucent Technologies Inc. | Dynamic path gain compensation for radios in wireless communication systems |
US7304969B2 (en) * | 2001-03-19 | 2007-12-04 | Cisco Technology, Inc. | Automatic gain control and low power start-of-packet detection for a wireless LAN receiver |
Also Published As
Publication number | Publication date |
---|---|
US20120034883A1 (en) | 2012-02-09 |
CN102347781A (zh) | 2012-02-08 |
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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 | ||
TR01 | Transfer of patent right |
Effective date of registration: 20180226 Address after: The Guangxi Zhuang Autonomous Region Nanning hi tech Zone headquarters Road No. 18, China ASEAN enterprise headquarters base three 5# workshop Patentee after: NANNING FUGUI PRECISION INDUSTRIAL CO., LTD. Address before: 518109 Guangdong city of Shenzhen province Baoan District Longhua Town Industrial Zone tabulaeformis tenth East Ring Road No. 2 two Co-patentee before: Hon Hai Precision Industry Co., Ltd. Patentee before: Hongfujin Precise Industry (Shenzhen) Co., Ltd. |
|
TR01 | Transfer of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140430 Termination date: 20190803 |
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CF01 | Termination of patent right due to non-payment of annual fee |