[go: up one dir, main page]

NO20040839L - Radiotransmisjonssystem og fremgangsmate, og senderapparat og mottagerapparat for bruk i radiotransmisjonssystemet - Google Patents

Radiotransmisjonssystem og fremgangsmate, og senderapparat og mottagerapparat for bruk i radiotransmisjonssystemet

Info

Publication number
NO20040839L
NO20040839L NO20040839A NO20040839A NO20040839L NO 20040839 L NO20040839 L NO 20040839L NO 20040839 A NO20040839 A NO 20040839A NO 20040839 A NO20040839 A NO 20040839A NO 20040839 L NO20040839 L NO 20040839L
Authority
NO
Norway
Prior art keywords
transmission system
radio transmission
transmitter
receiver apparatus
radio
Prior art date
Application number
NO20040839A
Other languages
English (en)
Norwegian (no)
Inventor
Mamoru Sawahashi
Hiroyuki Atarashi
Sadayuki Abeta
Noriyuki Maeda
Original Assignee
Ntt Docomo Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Ntt Docomo Inc filed Critical Ntt Docomo Inc
Publication of NO20040839L publication Critical patent/NO20040839L/no

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B1/00Details 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
    • H04B1/69Spread spectrum techniques
    • H04B1/692Hybrid techniques using combinations of two or more spread spectrum techniques
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B14/00Transmission systems not characterised by the medium used for transmission
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00Arrangements for detecting or preventing errors in the information received
    • H04L1/0001Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0002Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate
    • H04L1/0003Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate by switching between different modulation schemes
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00Arrangements affording multiple use of the transmission path
    • H04L5/0001Arrangements for dividing the transmission path
    • H04L5/0014Three-dimensional division
    • H04L5/0016Time-frequency-code
    • H04L5/0021Time-frequency-code in which codes are applied as a frequency-domain sequences, e.g. MC-CDMA
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B2201/00Indexing scheme relating to details of transmission systems not covered by a single group of H04B3/00 - H04B13/00
    • H04B2201/69Orthogonal indexing scheme relating to spread spectrum techniques in general
    • H04B2201/707Orthogonal indexing scheme relating to spread spectrum techniques in general relating to direct sequence modulation
    • H04B2201/70703Orthogonal indexing scheme relating to spread spectrum techniques in general relating to direct sequence modulation using multiple or variable rates
    • H04B2201/70705Rate detection
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04JMULTIPLEX COMMUNICATION
    • H04J11/00Orthogonal multiplex systems, e.g. using WALSH codes
    • H04J11/0023Interference mitigation or co-ordination
    • H04J11/005Interference mitigation or co-ordination of intercell interference
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00Baseband systems
    • H04L25/02Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/0202Channel estimation
    • H04L25/0212Channel estimation of impulse response
    • H04L25/0216Channel estimation of impulse response with estimation of channel length
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00Baseband systems
    • H04L25/02Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/0202Channel estimation
    • H04L25/0224Channel estimation using sounding signals
    • H04L25/0228Channel estimation using sounding signals with direct estimation from sounding signals
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00Modulated-carrier systems
    • H04L27/26Systems using multi-frequency codes
    • H04L27/2601Multicarrier modulation systems
    • H04L27/2647Arrangements specific to the receiver only

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Quality & Reliability (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Time-Division Multiplex Systems (AREA)
NO20040839A 2001-08-30 2004-02-26 Radiotransmisjonssystem og fremgangsmate, og senderapparat og mottagerapparat for bruk i radiotransmisjonssystemet NO20040839L (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2001262215 2001-08-30
PCT/JP2002/008842 WO2003019837A1 (fr) 2001-08-30 2002-08-30 Systeme et procede d'emission radio, appareil de station d'emission et appareil de station de reception, utilises dans ledit systeme d'emission radio

Publications (1)

Publication Number Publication Date
NO20040839L true NO20040839L (no) 2004-06-01

Family

ID=19089142

Family Applications (1)

Application Number Title Priority Date Filing Date
NO20040839A NO20040839L (no) 2001-08-30 2004-02-26 Radiotransmisjonssystem og fremgangsmate, og senderapparat og mottagerapparat for bruk i radiotransmisjonssystemet

Country Status (16)

Country Link
US (1) US7324434B2 (fr)
EP (1) EP1422853A4 (fr)
JP (2) JP3924565B2 (fr)
KR (1) KR100634041B1 (fr)
CN (2) CN100568789C (fr)
AU (1) AU2002330470B2 (fr)
BR (1) BR0212206A (fr)
CA (1) CA2459129C (fr)
HU (1) HUP0401806A2 (fr)
IL (2) IL160617A0 (fr)
MY (1) MY172741A (fr)
NO (1) NO20040839L (fr)
NZ (1) NZ531435A (fr)
PL (1) PL367975A1 (fr)
TW (1) TWI248317B (fr)
WO (1) WO2003019837A1 (fr)

Families Citing this family (70)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3961498A (en) * 1973-01-05 1976-06-08 Uniroyal Inc. Machine for producing circular textile webs
JP3628987B2 (ja) * 2001-07-31 2005-03-16 松下電器産業株式会社 無線通信装置および無線通信方法
JP4171261B2 (ja) * 2001-08-27 2008-10-22 松下電器産業株式会社 無線通信装置及び無線通信方法
JP3924565B2 (ja) * 2001-08-30 2007-06-06 株式会社エヌ・ティ・ティ・ドコモ 無線伝送システムおよび方法並びにその無線伝送システムで用いられる送信局装置および受信局装置
JP3940414B2 (ja) 2002-08-28 2007-07-04 富士通株式会社 受信装置及びそのフレームタイミング検出方法
JP4276009B2 (ja) * 2003-02-06 2009-06-10 株式会社エヌ・ティ・ティ・ドコモ 移動局、基地局、無線伝送プログラム、及び無線伝送方法
JP3871270B2 (ja) * 2003-05-20 2007-01-24 株式会社インテリジェント・コスモス研究機構 送信装置および通信システム
JP3643366B2 (ja) * 2003-07-10 2005-04-27 松下電器産業株式会社 Cdma送信装置及びcdma受信装置
WO2005018126A1 (fr) 2003-08-19 2005-02-24 Matsushita Electric Industrial Co., Ltd. Appareil et procede d'emission radio
JP3898681B2 (ja) * 2003-09-30 2007-03-28 株式会社東芝 携帯端末、通信システムおよび通信方法
US20050135457A1 (en) * 2003-12-19 2005-06-23 Molisch Andreas F. Ultra wide bandwidth transmitter with tone grouping and spreading
US20050135229A1 (en) * 2003-12-19 2005-06-23 Molisch Andreas F. Ultra wide bandwidth receiver with tone grouping and spreading
US7397839B2 (en) * 2004-01-27 2008-07-08 Ntt Docomo, Inc. OFDM communication system and method
CN1879426B (zh) 2004-01-29 2010-06-23 桥扬科技有限公司 用于多载波、多小区无线通信网络的方法和装置
CN102064848B (zh) * 2004-01-29 2012-07-25 桥扬科技有限公司 用于多小区宽带无线系统中的移动站和基站的方法和装置
US11152971B2 (en) * 2004-02-02 2021-10-19 Charles Abraham Frequency modulated OFDM over various communication media
US20110110459A1 (en) * 2004-02-02 2011-05-12 Satius Holding, Inc. FM OFDM over various communication media
GB2411555A (en) * 2004-02-27 2005-08-31 Toshiba Res Europ Ltd CDMA system with 2D spreading where the spreading codes/factors depend upon the number of active users
MXPA06010110A (es) * 2004-03-05 2007-03-07 Nextnet Wireless Inc Sistema y metodo para modulacion adaptadora.
JP4583054B2 (ja) * 2004-03-05 2010-11-17 株式会社エヌ・ティ・ティ・ドコモ 移動局および基地局
KR100713528B1 (ko) 2004-03-12 2007-05-02 삼성전자주식회사 직교 주파수 분할 다중 접속 방식을 사용하는 통신시스템에서 서브 채널 신호 송신 장치 및 방법
US20080008256A1 (en) * 2004-08-02 2008-01-10 Matshushita Electric Industrial Co., Ltd. Ofdm Transmitting Apparatus, Ofdm Receiving Apparatus, and Their Methods
JPWO2006022136A1 (ja) * 2004-08-24 2008-05-08 シャープ株式会社 データ通信システム、受信装置及び送信装置
US7391317B2 (en) * 2004-09-08 2008-06-24 Satius, Inc. Apparatus and method for transmitting digital data over various communication media
US20060058067A1 (en) * 2004-09-13 2006-03-16 Mansour Nagi A System and method for transmitting data between a base station and a mobile unit using frequency-diverse carriers
CN101069258A (zh) * 2004-12-03 2007-11-07 松下电器产业株式会社 无线通信装置以及数据复用方法
CN102307074B (zh) * 2004-12-14 2014-05-07 富士通株式会社 通信系统
JP4398473B2 (ja) * 2004-12-14 2010-01-13 富士通株式会社 拡散コード割当方法、逆拡散方法、送信装置、受信装置、通信装置、無線基地局装置、及び移動端末装置
WO2006068347A1 (fr) * 2004-12-21 2006-06-29 Electronics And Telecommunications Research Institute Procede et appareil d'estimation de l'erreur de synchronisation et du decalage de la frequence d'un systeme hpi
JP4213660B2 (ja) * 2004-12-22 2009-01-21 株式会社東芝 無線通信システム及び無線送信機
JP4836806B2 (ja) * 2004-12-28 2011-12-14 パナソニック株式会社 無線受信装置、無線送信装置、および、干渉信号除去方法
WO2006075733A1 (fr) * 2005-01-17 2006-07-20 Sharp Kabushiki Kaisha Appareil de communication
WO2006077620A1 (fr) 2005-01-18 2006-07-27 Fujitsu Limited Méthode de transmission et appareil de transmission dans un système de communication ofdm-cdma
US8111763B2 (en) 2005-03-30 2012-02-07 Rockstar Bidco, LP Methods and systems for OFDM using code division multiplexing
US7609773B2 (en) 2005-04-18 2009-10-27 Qualcomm Incorporated Method of determining the location of the FFT window and the delay spread for the platinum broadcast channel estimator
US7715460B2 (en) 2005-04-22 2010-05-11 Interdigital Technology Corporation Hybrid orthogonal frequency division multiple access system and method
KR101119351B1 (ko) * 2005-05-04 2012-03-06 삼성전자주식회사 직교 주파수 분할 다중 시스템에서 정보의 송수신 방법 및 장치와 그 시스템
JP4805272B2 (ja) * 2005-09-08 2011-11-02 富士通株式会社 送信装置
US20070091786A1 (en) * 2005-10-21 2007-04-26 Shupeng Li Transmitting data from a mobile station on an uplink in a spread spectrum cellular system
EP1780968A1 (fr) * 2005-10-28 2007-05-02 Alcatel Lucent Transmission sur base de OFDM dans un réseau cellulaire à fréquence unique avec une structure de multiplexage de canaux adaptée au pilote
JP2007251755A (ja) * 2006-03-17 2007-09-27 Ntt Docomo Inc 無線通信システム、基地局、測定装置及び無線パラメータ制御方法
US20070217441A1 (en) * 2006-03-20 2007-09-20 Sriram Mudulodu Method and system for estimating co-channel interference in a frame of a block transmission system
US20070217326A1 (en) * 2006-03-20 2007-09-20 Beceem Communications, Inc. Method and system for transmitting a frame in a block transmission system and for decoding the frame thereof
US9560529B2 (en) * 2006-05-18 2017-01-31 D.P. Electronic Systems Ltd. Method of optimizing operational parameters of wireless networks in terrestrial environment
KR100785853B1 (ko) * 2006-06-05 2007-12-14 한국전자통신연구원 직교 주파수 분할 다중 접속 시스템에서의 자원 할당 방법
EP2028771A1 (fr) * 2006-06-09 2009-02-25 Panasonic Corporation Dispositif et procédé de réception en diversité
US7653024B2 (en) * 2006-07-20 2010-01-26 Alcatel-Lucent Usa Inc. Allocating channels in multi-user or multi-service real-time transmissions of wireless packet data
JP4256410B2 (ja) * 2006-07-27 2009-04-22 株式会社東芝 無線通信装置および送信方法
US20080063105A1 (en) * 2006-09-13 2008-03-13 Via Telecom, Inc. System and method for implementing preamble channel in wireless communication system
US8948817B2 (en) * 2006-10-05 2015-02-03 Nvidia Corporation Cellular communication system, communication unit and method for broadcast communication
JP5275245B2 (ja) * 2006-11-01 2013-08-28 クゥアルコム・インコーポレイテッド シングルキャリアベースの制御チャネル用のハイブリッドfdm−cdm構造の方法および装置
US8228782B2 (en) * 2006-12-22 2012-07-24 Lg Electronics Inc. Sequence generation and transmission method based on time and frequency domain transmission unit
JP4864731B2 (ja) * 2007-01-09 2012-02-01 Kddi株式会社 無線基地局装置および無線端末装置
US20080188253A1 (en) * 2007-01-31 2008-08-07 Ntt Docomo, Inc. Method and system for wireless design subject to interference constraints
US8503375B2 (en) * 2007-08-13 2013-08-06 Qualcomm Incorporated Coding and multiplexing of control information in a wireless communication system
JPWO2009022599A1 (ja) 2007-08-14 2010-11-11 株式会社エヌ・ティ・ティ・ドコモ 受信装置及びデータ取得方法
US9414320B2 (en) * 2007-12-03 2016-08-09 Nec Corporation Radio communication system, communication control method, radio station, and recording medium
JP5031600B2 (ja) * 2008-01-28 2012-09-19 京セラ株式会社 無線通信方法、無線通信システム、基地局、移動局
JP5260131B2 (ja) * 2008-04-28 2013-08-14 株式会社エヌ・ティ・ティ・ドコモ 基地局、移動局及び共通情報通信方法
US8094616B2 (en) 2008-05-02 2012-01-10 Intel Corporation OFDMA contention-based random access channel design for mobile wireless systems
JP5213586B2 (ja) * 2008-08-25 2013-06-19 株式会社エヌ・ティ・ティ・ドコモ ユーザ装置及び基地局装置並びに通信制御方法
WO2010042319A2 (fr) 2008-10-10 2010-04-15 Ziva Corporation Techniques et systèmes destinés à des communications sans fil
WO2011029072A2 (fr) * 2009-09-03 2011-03-10 Ziva Corporation Techniques et systèmes de fourniture de données de puissance dans des communications fondées sur l'inversion temporelle
FR2951046B1 (fr) * 2009-10-02 2011-10-14 Conservatoire Nat Des Arts Et Metiers Cnam Systemes de transmission multiporteuse de donnees numeriques et procedes de transmission utilisant de tels systemes
CN102076089B (zh) * 2009-11-23 2014-08-13 中兴通讯股份有限公司 为用户终端分配载波资源的方法及装置
US9172513B2 (en) 2010-10-11 2015-10-27 Qualcomm Incorporated Resource assignments for uplink control channel
GB2507492B (en) * 2012-10-30 2014-11-19 Toshiba Res Europ Ltd Wireless communication methods and apparatus
WO2014129183A1 (fr) * 2013-02-25 2014-08-28 日本電気株式会社 Terminal sans fil, système de communication sans fil, procédé de transfert intercellulaire et support d'informations
WO2014177565A1 (fr) * 2013-04-30 2014-11-06 Sony Corporation Appareil de codage et de modulation utilisant une constellation non uniforme
US11493644B2 (en) 2019-03-15 2022-11-08 Kabushiki Kaisha Toshiba Identification of selected items through radiolocation and movement detection

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07264145A (ja) 1994-03-24 1995-10-13 Nippon Telegr & Teleph Corp <Ntt> 伝搬遅延測定方法
FI102577B1 (fi) * 1996-09-05 1998-12-31 Nokia Telecommunications Oy Lähetys- ja vastaanottomenetelmä ja radiojärjestelmä
JPH10145282A (ja) * 1996-11-12 1998-05-29 N T T Ido Tsushinmo Kk Ds−cdma伝送方式
EP0918410A4 (fr) * 1997-06-20 2000-01-19 Mitsubishi Electric Corp Procede et dispositif de transmission a debit variable
US6700881B1 (en) * 1998-03-02 2004-03-02 Samsung Electronics Co., Ltd. Rate control device and method for CDMA communication system
CN101106418B (zh) * 1998-03-14 2012-10-03 三星电子株式会社 无线通信系统中的接收装置和数据接收方法
EP0981207A1 (fr) * 1998-06-30 2000-02-23 Lucent Technologies Inc. Symboles pilotes
JP2000295198A (ja) * 1999-04-01 2000-10-20 Matsushita Electric Ind Co Ltd Cdma基地局装置及びcdma通信方法
JP3236273B2 (ja) * 1999-05-17 2001-12-10 三菱電機株式会社 マルチキャリア伝送システムおよびマルチキャリア変調方法
JP4387001B2 (ja) * 1999-08-27 2009-12-16 三菱電機株式会社 移動局および通信方法
JP2001168788A (ja) 1999-12-13 2001-06-22 Toshiba Corp 無線通信システムおよび無線通信装置
GB9930801D0 (en) * 1999-12-30 2000-02-16 Nokia Networks Oy Spreading factor determination
EP1128592A3 (fr) * 2000-02-23 2003-09-17 NTT DoCoMo, Inc. AMRC multiporteuse et estimation de canal
KR100370746B1 (ko) * 2000-05-30 2003-02-05 한국전자통신연구원 다차원 직교 자원 도약 다중화 통신 방식 및 장치
US6775254B1 (en) * 2000-11-09 2004-08-10 Qualcomm Incorporated Method and apparatus for multiplexing high-speed packet data transmission with voice/data transmission
US7035201B2 (en) * 2001-04-20 2006-04-25 Mediatek Inc. Programmable transceiver structure of multi-rate OFDM-CDMA for wireless multimedia communications
JP3924565B2 (ja) * 2001-08-30 2007-06-06 株式会社エヌ・ティ・ティ・ドコモ 無線伝送システムおよび方法並びにその無線伝送システムで用いられる送信局装置および受信局装置
US20030081538A1 (en) * 2001-10-18 2003-05-01 Walton Jay R. Multiple-access hybrid OFDM-CDMA system

Also Published As

Publication number Publication date
CN100568789C (zh) 2009-12-09
JP2010035232A (ja) 2010-02-12
IL160617A (en) 2009-06-15
KR20040032987A (ko) 2004-04-17
CN1561592A (zh) 2005-01-05
CA2459129C (fr) 2009-09-29
JPWO2003019837A1 (ja) 2005-12-08
IL160617A0 (en) 2004-07-25
JP4995253B2 (ja) 2012-08-08
US7324434B2 (en) 2008-01-29
EP1422853A4 (fr) 2009-09-30
TWI248317B (en) 2006-01-21
PL367975A1 (en) 2005-03-21
CN101729232A (zh) 2010-06-09
WO2003019837A1 (fr) 2003-03-06
NZ531435A (en) 2005-04-29
HUP0401806A2 (en) 2004-11-29
CA2459129A1 (fr) 2003-03-06
EP1422853A1 (fr) 2004-05-26
MY172741A (en) 2019-12-11
CN101729232B (zh) 2013-07-03
BR0212206A (pt) 2004-09-21
AU2002330470B2 (en) 2006-12-14
KR100634041B1 (ko) 2006-10-17
US20030053413A1 (en) 2003-03-20
JP3924565B2 (ja) 2007-06-06

Similar Documents

Publication Publication Date Title
NO20040839L (no) Radiotransmisjonssystem og fremgangsmate, og senderapparat og mottagerapparat for bruk i radiotransmisjonssystemet
AU2002330470A1 (en) Radio transmission system and method and transmission station apparatus and reception station apparatus used in the radio transmission system
TWI368404B (en) Transmitting and receiving method, and radio apparatus utilizing the same
AU2003227497A1 (en) Radio transmitter apparatus, radio receiver apparatus, and method thereof
AU2002349462A1 (en) Radio transmission apparatus, radio reception apparatus, and radio transmission method
GB2401283B (en) Communication system, method and apparatus
EP1347593A4 (fr) Emetteur, recepteur et procede de communication
AU2003284444A1 (en) Communication method, transmitter apparatus and receiver apparatus
AU2002349653A1 (en) Transmission apparatus, reception apparatus, transmission method, and reception method
DE602004007701D1 (de) Funkübertragungssystem, Funkstation und Funkübertragungsverfahren
CL2004002230A1 (es) Metodos y aparato para la transmision y multidifusion de datos, metodo y aparato para recibir dichos datos, en un sistema de comunicaciones inalambrico multiportadora.
DE60218123D1 (de) Empfänger, Sender, Kommunikationssystem, und Kommunikationsverfahren
AU2003284517A1 (en) Data transmission method, data reception method, transmission device and reception device using the same, and communication system using the same
AU2003289206A1 (en) Radio communication system, radio communication method, and radio communication device
NO20025361D0 (no) Senderanordning og sendefremgangsmÕte, mottakeranordning og mottaksfremgangsmÕte, program og registreringsmedium, og sender-/mottakersystem
EP1490984A4 (fr) Appareil et procede de transmission de signal dans un systeme de communication mobile
MXPA03003964A (es) Aparato de transmision de informacion, metodo de transmision de informacion, aparato de recepcion de informacion y metodo de recepcion de informacion.
AU2003207338A8 (en) Transmitter and wireless communication apparatus using the transmitter
AU2003230967A1 (en) Wireless repeater apparatus, system, and method
AU2003279869A8 (en) Wireless communication method, system and apparatus
DE60028112D1 (de) Rundfunkübertragungsvorrichtung, Empfangsgerät, Rundfunkübertragungsverfahren und -empfangsverfahren
AU2003202484A1 (en) Radio transmitting apparatus, radio receiving apparatus and radio transmitting method
MXPA03001687A (es) Aparato receptor y metodo.
AU2003266513A1 (en) Transmitting apparatus, receiving apparatus, radio communication method, and radio communication system
AU2003211749A1 (en) Radio communicating method, radio transmitting apparatus, and radio receiving apparatus

Legal Events

Date Code Title Description
FC2A Withdrawal, rejection or dismissal of laid open patent application