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 CANCELER HAVING ADAPTIVE DIGITAL FILTER UNIT ASSOCIATED WITH DELTA-SIGMA MODULATION CIRCUIT
摘要
申请公布号
EP0464500(A3)
申请公布日期
1992.02.12
申请号
EP19910110190
申请日期
1991.06.20
申请人
NEC CORPORATION
发明人
TAKAHASHI, YUTAKA
分类号
H03H21/00;H03H17/00;H03H17/02;H04B3/23;(IPC1-7):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
THERMOPLASTIC RESIN COMPOSITION FOR STRETCHING AND BLOW MOLDING
TIRE SUITABLE FOR USE OF NON-SKID CHAIN
BIMODAL STAR BLOCK COPOLYMER SHOWING EXCELLENT OPTICAL CHARACTERISTIC AND RESISTANCE AND ITS PRODUCTION
DRAFTING DEVICE FOR FIBER BUNDLE IN SPINNING MACHINE
FROZEN PARTICLE EJECTING DEVICE
PAINTING MASKING METHOD AND MASK BLOCK DETACHING HAND
RECORDING MEDIUM AND IMAGE FORMING METHOD USING THE SAME
ACTIVE VIBRATION ISOLATING METHOD
MANUFACTURE OF SEMICONDUCTOR DEVICE
VIBRATION ABSORBER FOR FILLING HOLLOW MEMBER
CONTINUOUS CASTING METHOD
MANUFACTURE OF INTEGRATED CIRCUIT
SENICONDUCTOR INTEGRATED CIRCUIT
MANUFACTURE OF WINDOW MOLDING
INCOMBUSTIBLE CLEANING LIQUID
REPRODUCTION DEVICE FOR FRAME SKIPPED PICTURE
EVAPORATING FUEL TREATER FOR MOTORCYCLE
SHEET TAKE-UP ROLLER
MEMORY CARD
CULTIVATOR