CN103238275B - 无线电收发机及其控制方法 - Google Patents
无线电收发机及其控制方法 Download PDFInfo
- Publication number
- CN103238275B CN103238275B CN201180056448.XA CN201180056448A CN103238275B CN 103238275 B CN103238275 B CN 103238275B CN 201180056448 A CN201180056448 A CN 201180056448A CN 103238275 B CN103238275 B CN 103238275B
- Authority
- CN
- China
- Prior art keywords
- characteristic
- received signal
- signal strength
- kinds
- strength under
- 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
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Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/14—Two-way operation using the same type of signal, i.e. duplex
- H04L5/18—Automatic changing of the traffic direction
-
- 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
- H04B1/525—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 with means for reducing leakage of transmitter signal into the receiver
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/14—Two-way operation using the same type of signal, i.e. duplex
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION, OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
- H03L7/00—Automatic control of frequency or phase; Synchronisation
- H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
- H03L7/08—Details of the phase-locked loop
- H03L7/099—Details of the phase-locked loop concerning mainly the controlled oscillator of the loop
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION, OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
- H03L7/00—Automatic control of frequency or phase; Synchronisation
- H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
- H03L7/16—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop
- H03L7/18—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using a frequency divider or counter in the loop
Abstract
Description
Claims (10)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010-266136 | 2010-11-30 | ||
JP2010266136 | 2010-11-30 | ||
PCT/JP2011/005007 WO2012073405A1 (ja) | 2010-11-30 | 2011-09-07 | 無線送受信機及びその制御方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN103238275A CN103238275A (zh) | 2013-08-07 |
CN103238275B true CN103238275B (zh) | 2015-04-08 |
Family
ID=46171383
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201180056448.XA Expired - Fee Related CN103238275B (zh) | 2010-11-30 | 2011-09-07 | 无线电收发机及其控制方法 |
Country Status (5)
Country | Link |
---|---|
US (1) | US9166768B2 (zh) |
EP (1) | EP2618494B1 (zh) |
JP (1) | JP5803936B2 (zh) |
CN (1) | CN103238275B (zh) |
WO (1) | WO2012073405A1 (zh) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9166768B2 (en) * | 2010-11-30 | 2015-10-20 | Nec Corporation | Radio transceiver and control method thereof |
US10985796B2 (en) * | 2019-07-26 | 2021-04-20 | Skyworks Solutions, Inc. | Methods and apparatus for enhanced tranceiver performance using differential filtering |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1508982A (zh) * | 2002-12-18 | 2004-06-30 | 松下电器产业株式会社 | 无线通信设备、无线通信方法、天线设备以及第一双工器 |
CN1643785A (zh) * | 2002-03-28 | 2005-07-20 | 松下电器产业株式会社 | 放大器和频率变换器 |
CN1681216A (zh) * | 2004-04-07 | 2005-10-12 | 明基电通股份有限公司 | 校正收发装置的系统及方法 |
CN101032101A (zh) * | 2004-09-28 | 2007-09-05 | 西门子公司 | 用于在极化多路复用方法中借助差分相位调制来光学传输数据信号的方法和装置 |
Family Cites Families (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5481564A (en) * | 1990-07-20 | 1996-01-02 | Fujitsu Limited | Received data adjusting device |
EP1014480A3 (en) * | 1998-12-17 | 2001-12-05 | Ntt Mobile Communications Network Inc. | High sensitivity radio receiver |
US6721544B1 (en) * | 2000-11-09 | 2004-04-13 | Intel Corporation | Duplexer structure for coupling a transmitter and a receiver to a common antenna |
EP1237290B1 (en) * | 2001-02-27 | 2007-04-11 | Matsushita Electric Industrial Co., Ltd. | Antenna duplexer and mobile communication device using the same |
US7230570B2 (en) * | 2001-11-14 | 2007-06-12 | Quintel Technology Limited | Antenna system |
US7224366B2 (en) * | 2002-10-17 | 2007-05-29 | Amx, Llc | Method and system for control system software |
WO2004040755A1 (ja) | 2002-11-01 | 2004-05-13 | Matsushita Electric Industrial Co., Ltd. | フィルタ回路及び無線装置 |
CN100342581C (zh) * | 2003-04-25 | 2007-10-10 | 松下电器产业株式会社 | 天线双工器及其设计方法、制造方法和通信设备 |
KR100594962B1 (ko) * | 2003-10-30 | 2006-06-30 | 한국전자통신연구원 | 위성통신용 안테나 시스템 및 이를 이용한 위성신호 추적방법 |
US7446629B2 (en) * | 2004-08-04 | 2008-11-04 | Matsushita Electric Industrial Co., Ltd. | Antenna duplexer, and RF module and communication apparatus using the same |
CN101258691B (zh) | 2005-10-17 | 2012-06-06 | 松下电器产业株式会社 | 无线电路装置 |
JP2007158987A (ja) | 2005-12-08 | 2007-06-21 | Matsushita Electric Ind Co Ltd | 無線通信装置 |
WO2007119405A1 (ja) | 2006-04-03 | 2007-10-25 | Brother Kogyo Kabushiki Kaisha | 無線通信装置 |
JP4577255B2 (ja) | 2006-04-03 | 2010-11-10 | ブラザー工業株式会社 | 無線通信装置 |
JP4879083B2 (ja) * | 2007-05-07 | 2012-02-15 | 株式会社エヌ・ティ・ティ・ドコモ | 漏洩電力低減装置および低減方法 |
JP2009165112A (ja) | 2007-12-12 | 2009-07-23 | Panasonic Corp | 無線回路装置 |
JP2010266136A (ja) | 2009-05-15 | 2010-11-25 | Panasonic Corp | 熱交換器およびそれを用いたヒートポンプ給湯機 |
KR20110004099A (ko) * | 2009-07-07 | 2011-01-13 | 삼성전자주식회사 | 위상 신호 생성 장치 |
US9166768B2 (en) * | 2010-11-30 | 2015-10-20 | Nec Corporation | Radio transceiver and control method thereof |
-
2011
- 2011-09-07 US US13/824,226 patent/US9166768B2/en not_active Expired - Fee Related
- 2011-09-07 CN CN201180056448.XA patent/CN103238275B/zh not_active Expired - Fee Related
- 2011-09-07 WO PCT/JP2011/005007 patent/WO2012073405A1/ja active Application Filing
- 2011-09-07 JP JP2012546666A patent/JP5803936B2/ja not_active Expired - Fee Related
- 2011-09-07 EP EP11845219.2A patent/EP2618494B1/en not_active Not-in-force
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1643785A (zh) * | 2002-03-28 | 2005-07-20 | 松下电器产业株式会社 | 放大器和频率变换器 |
CN1508982A (zh) * | 2002-12-18 | 2004-06-30 | 松下电器产业株式会社 | 无线通信设备、无线通信方法、天线设备以及第一双工器 |
CN1681216A (zh) * | 2004-04-07 | 2005-10-12 | 明基电通股份有限公司 | 校正收发装置的系统及方法 |
CN101032101A (zh) * | 2004-09-28 | 2007-09-05 | 西门子公司 | 用于在极化多路复用方法中借助差分相位调制来光学传输数据信号的方法和装置 |
Also Published As
Publication number | Publication date |
---|---|
US9166768B2 (en) | 2015-10-20 |
JP5803936B2 (ja) | 2015-11-04 |
WO2012073405A1 (ja) | 2012-06-07 |
CN103238275A (zh) | 2013-08-07 |
JPWO2012073405A1 (ja) | 2014-05-19 |
US20130242811A1 (en) | 2013-09-19 |
EP2618494A4 (en) | 2016-08-24 |
EP2618494A1 (en) | 2013-07-24 |
EP2618494B1 (en) | 2018-11-07 |
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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: NEC CORP. Free format text: FORMER OWNER: NEC MOBILE COMMUNICATION, LTD. Effective date: 20150702 |
|
C41 | Transfer of patent application or patent right or utility model | ||
C56 | Change in the name or address of the patentee |
Owner name: NEC MOBILE COMMUNICATION, LTD. Free format text: FORMER NAME: NEC CASIO MOBILE COMMUNICATIONS, LTD. |
|
CP01 | Change in the name or title of a patent holder |
Address after: Kanagawa, Japan Patentee after: NEC Mobile Communications Ltd. Address before: Kanagawa, Japan Patentee before: NEC CASIO Mobile Communications, Ltd. |
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TR01 | Transfer of patent right |
Effective date of registration: 20150702 Address after: Tokyo, Japan Patentee after: NEC Corp. Address before: Kanagawa, Japan Patentee before: NEC Mobile Communications Ltd. |
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CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150408 Termination date: 20190907 |
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CF01 | Termination of patent right due to non-payment of annual fee |