首页
产品
黄页
商标
征信
会员服务
注册
登录
全部
|
企业名
|
法人/股东/高管
|
品牌/产品
|
地址
|
经营范围
发明名称
ECHO CANCELLER EMPLOYING DUAL-H ARCHITECTURE HAVING IMPROVED DOUBLE-TALK DETECTION
摘要
申请公布号
EP1060609(A4)
申请公布日期
2004.03.03
申请号
EP19980957976
申请日期
1998.11.13
申请人
TELLABS OPERATIONS, INC.
发明人
LABERTEAUX, KENNETH, P.;YOUNCE, RICHARD, C
分类号
H03H21/00;H04B3/23;H04M1/58;H04M9/08;(IPC1-7):H04M9/00;H04B3/20
主分类号
H03H21/00
代理机构
代理人
主权项
地址
您可能感兴趣的专利
IMPRINT APPARATUS AND METHOD OF MANUFACTURING ARTICLE
ELECTRIC COMPRESSOR
INDIUM PRECURSORS WITH AMINOTHIOLATE, PREPARATION METHOD THEREOF AND PROCESS FOR THE FORMATION OF THIN FILMS USING THE SAME
IMAGE DISPLAY APPARATUS AND METHOD FOR SEARCHING IMAGES THEREOF
RECEIVING CELL BROADCAST (CB) MESSAGES
One-touch opening and closing device of roll screens moth-proof net
METHOD AND DEVICE FOR MONITORING, DOCUMENTING, AND/OR CONTROLLING AN INJECTION MOLDING MACHINE
Methods and system for remote data operations
ONLINE MARKETING METHOD AND SYSTEM
SUBSTITUTED N-(3-(PYRIMIDIN-4-YL)PHENYL)ACRYLAMIDE ANALOGS AS TYROSINE RECEPTOR KINASE BTK INHIBITORS
PHARMACEUTICAL COMPOSITION FOR PREVENTING OR TREATING OF DRY EYE COMPRISING CHONDROCYTE DERIVED EXTRACELLULAR MATRIX
THE SESIN EXTRACT WITH THE FUCTIOMN OF ANTIPHLOGISTICS
ECO-FRIENDLY FABRIC FOR MAT AND ECO-FRIENDLY MAT MANUFACTURING USING IT
METHOD AND APPARATUS FOR SETTING GREEN-ZONE FOR PROVIDING ECO-ENVIRONMENTAL TRAFFIC SERVICE
MOBILE TERMINAL AND REAR INPUT UNIT OPERATING METHOD THEREOF
WATER PURIFYING FILTER
NOZZLE CLEANING APPARATUS, NOZZLE CLEANING METHOD AND PASTE DISPENSER
SYSTEM FOR RADIO ACCESS NETWORK VIRTUALIZATION BASED ON WIRELESS FRONTHAUL IN CCC NETWORK AND CONTROL METHOD
DENTAL IMPLANTS
LAMINATOR