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
Subband echo canceler
摘要
申请公布号
EP0721252(B1)
申请公布日期
2001.08.08
申请号
EP19950309016
申请日期
1995.12.12
申请人
AT&T CORP.
发明人
DUTTWEILER, DONALD LARS
分类号
G10L19/02;H03H17/02;H03H21/00;H04B3/21;H04B3/23;(IPC1-7):H03H21/00
主分类号
G10L19/02
代理机构
代理人
主权项
地址
您可能感兴趣的专利
METHOD OF PREVENTING OR REDUCING ADVERSE REACTIONS TO PROTAMINE USING A THROMBOXANE A2 RECEPTOR ANTAGONIST
PROCESS FOR MICROENCAPSULATION
METHOD OF PASTEURIZING OR STERILIZING FOODSTUFFS UTILIZING MICROWAVES
FORM-FITTING SELF-ADJUSTING DISPOSABLE GARMENT WITH FIXED FULL LENGTH FASTENERS
INDENOTHIAZOLE DERIVATIVE AND PROCESS FOR PREPARING THE SAME
MOLD CLAMPING DEVICE
BICMOS VOLTAGE REFERENCE GENERATOR
EARTH BORING BIT WITH TWO PIECE BEARING AND RIGID FACE SEAL ASSEMBLY
PARTICLE-BOUND BINDING COMPONENT IMMUNOASSAY
RASTER SCAN DIGITAL DISPLAY SYSTEM
FEEDER FOR HIGHLY ABRASIVE MATERIALS
BLOWER FOR TRANSPORTATION OR VENTILATION
COMPRESSION TYPE TRUCK/TRAILER BRAKE SLACK ADJUSTER
METHOD OF FORMING A CORROSION RESISTANT COATING
METHOD AND SYSTEM FOR CONTROLLING THE BACKFLOW SEALING EFFICIENCY AND RECYCLE RATE IN FLUIDIZED BED REACTORS
HYDRAULICALLY ACTUATED LOCKBOLT COLLAR CUTTER AND METHOD OF CUTTING A COLLAR
METHOD FOR IMPROVING THE PHOSPHORUS ELIMINATION CAPACITY OF A LAKE
ORGANOMINERAL FOAMED MATERIALS AND PROCESS FOR THEIR PREPARATION
SEAT HEATING FOR INTEGRATED ASSEMBLY INTO CAR SEATS
SELF-CONFIGURATION OF NODES IN A DISTRIBUTED MESSAGE-BASED OPERATING SYSTEM
