CN1145288C - 用于码分多址系统的接收终端和信息接收方法 - Google Patents
用于码分多址系统的接收终端和信息接收方法 Download PDFInfo
- Publication number
- CN1145288C CN1145288C CNB00123790XA CN00123790A CN1145288C CN 1145288 C CN1145288 C CN 1145288C CN B00123790X A CNB00123790X A CN B00123790XA CN 00123790 A CN00123790 A CN 00123790A CN 1145288 C CN1145288 C CN 1145288C
- Authority
- CN
- China
- Prior art keywords
- circuit
- level
- pointer
- output
- pointer circuit
- 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
- 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
- H04B1/69—Spread spectrum techniques
- H04B1/707—Spread spectrum techniques using direct sequence modulation
- H04B1/7097—Interference-related aspects
- H04B1/711—Interference-related aspects the interference being multi-path interference
- H04B1/7115—Constructive combining of multi-path signals, i.e. RAKE receivers
-
- 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
- H04B1/69—Spread spectrum techniques
- H04B1/707—Spread spectrum techniques using direct sequence modulation
- H04B1/7097—Interference-related aspects
- H04B1/711—Interference-related aspects the interference being multi-path interference
- H04B1/7115—Constructive combining of multi-path signals, i.e. RAKE receivers
- H04B1/7117—Selection, re-selection, allocation or re-allocation of paths to fingers, e.g. timing offset control of allocated fingers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/02—Power saving arrangements
- H04W52/0209—Power saving arrangements in terminal devices
- H04W52/0225—Power saving arrangements in terminal devices using monitoring of external events, e.g. the presence of a signal
- H04W52/0245—Power saving arrangements in terminal devices using monitoring of external events, e.g. the presence of a signal according to signal strength
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B2201/00—Indexing scheme relating to details of transmission systems not covered by a single group of H04B3/00 - H04B13/00
- H04B2201/69—Orthogonal indexing scheme relating to spread spectrum techniques in general
- H04B2201/707—Orthogonal indexing scheme relating to spread spectrum techniques in general relating to direct sequence modulation
- H04B2201/70707—Efficiency-related aspects
- H04B2201/70709—Efficiency-related aspects with discontinuous detection
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
- Circuits Of Receivers In General (AREA)
Abstract
Description
Claims (12)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP25122999A JP3381676B2 (ja) | 1999-09-06 | 1999-09-06 | Cdma受信端末 |
JP251229/1999 | 1999-09-06 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1287422A CN1287422A (zh) | 2001-03-14 |
CN1145288C true CN1145288C (zh) | 2004-04-07 |
Family
ID=17219641
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB00123790XA Expired - Fee Related CN1145288C (zh) | 1999-09-06 | 2000-09-06 | 用于码分多址系统的接收终端和信息接收方法 |
Country Status (5)
Country | Link |
---|---|
US (1) | US7245681B1 (zh) |
JP (1) | JP3381676B2 (zh) |
CN (1) | CN1145288C (zh) |
AU (1) | AU775463C (zh) |
GB (1) | GB2358770B (zh) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10123333A1 (de) * | 2001-05-14 | 2002-11-28 | Infineon Technologies Ag | Mehrteilnehmer-Detektion mittels RAKE-Empfänger-Struktur |
JP3992459B2 (ja) * | 2001-07-23 | 2007-10-17 | 富士通株式会社 | 受信装置、受信方法、および、半導体装置 |
EP1501203A4 (en) * | 2002-05-22 | 2008-06-18 | Matsushita Electric Ind Co Ltd | RECEIVER AND RECEPTION TECHNIQUE |
JP4366589B2 (ja) * | 2004-03-31 | 2009-11-18 | 日本電気株式会社 | キャリア検出方法/プログラム/プログラム記録媒体/回路、受信機 |
JP2008053896A (ja) * | 2006-08-23 | 2008-03-06 | Nec Electronics Corp | 受信装置、移動体通信システム、及び受信方法 |
US8126098B2 (en) | 2006-09-12 | 2012-02-28 | Marvell World Trade Ltd. | Multi-rake receiver |
US20080310485A1 (en) * | 2007-06-15 | 2008-12-18 | Qualcomm Incorporated | System and methods for controlling modem hardware |
CN106922038A (zh) * | 2015-12-24 | 2017-07-04 | 中兴通讯股份有限公司 | 数据传输的管理方法及装置 |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA2021217C (en) * | 1989-07-18 | 1994-11-01 | Akira Ishikura | Radio communication apparatus having a function for displaying reception field strength and method of controlling the apparatus |
EP0624994B1 (en) * | 1993-05-12 | 2000-04-05 | Ntt Mobile Communications Network Inc. | Hand-off method and mobile station for spread spectrum communications system |
US5566364A (en) * | 1994-01-31 | 1996-10-15 | Nec Corporation | Power saving portable radio communication device with diversity reception |
JPH07231278A (ja) | 1994-02-18 | 1995-08-29 | Fujitsu Ltd | 直接拡散スペクトル拡散通信方式によるレイク受信機 |
JP3010227B2 (ja) | 1994-03-29 | 2000-02-21 | 松下電器産業株式会社 | スペクトル拡散方式受信装置 |
JPH09321667A (ja) | 1996-05-29 | 1997-12-12 | Yozan:Kk | Cdma通信システム用受信機 |
JP3105786B2 (ja) | 1996-06-13 | 2000-11-06 | 松下電器産業株式会社 | 移動体通信受信機 |
CA2210582C (en) * | 1996-07-24 | 2001-01-30 | Ntt Mobile Communications Network Inc. | Method and apparatus for receiving cdma radio communication |
JPH11261523A (ja) | 1998-03-09 | 1999-09-24 | Oki Electric Ind Co Ltd | レイク受信装置 |
JP3555435B2 (ja) * | 1998-03-31 | 2004-08-18 | 株式会社日立製作所 | 移動通信端末 |
JP2000031889A (ja) * | 1998-07-13 | 2000-01-28 | Hitachi Ltd | スペクトラム拡散通信方式の移動通信端末 |
US6590886B1 (en) * | 1998-07-17 | 2003-07-08 | Qualcomm, Incorporated | Technique for reduction of awake time in a wireless communication device utilizing slotted paging |
JP3199039B2 (ja) * | 1998-11-02 | 2001-08-13 | 日本電気株式会社 | 消費電力低減回路及びこれを用いた無線通信装置並びに無線通信装置における消費電力低減方法 |
JP3264259B2 (ja) * | 1998-12-10 | 2002-03-11 | 日本電気株式会社 | Cdma受信装置 |
-
1999
- 1999-09-06 JP JP25122999A patent/JP3381676B2/ja not_active Expired - Fee Related
-
2000
- 2000-09-05 AU AU56498/00A patent/AU775463C/en not_active Ceased
- 2000-09-06 US US09/656,170 patent/US7245681B1/en not_active Expired - Fee Related
- 2000-09-06 CN CNB00123790XA patent/CN1145288C/zh not_active Expired - Fee Related
- 2000-09-06 GB GB0021864A patent/GB2358770B/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JP2001077723A (ja) | 2001-03-23 |
CN1287422A (zh) | 2001-03-14 |
GB0021864D0 (en) | 2000-10-18 |
JP3381676B2 (ja) | 2003-03-04 |
US7245681B1 (en) | 2007-07-17 |
AU775463B2 (en) | 2004-08-05 |
GB2358770A (en) | 2001-08-01 |
AU5649800A (en) | 2001-03-08 |
AU775463C (en) | 2005-04-14 |
GB2358770B (en) | 2003-11-26 |
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Effective date of registration: 20141125 Address after: Hongkong, China Patentee after: LENOVO INNOVATIONS Co.,Ltd.(HONG KONG) Address before: Tokyo, Japan Patentee before: NEC Corp. |
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Granted publication date: 20040407 Termination date: 20150906 |
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