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
Demodulator capable of improving a symbol error rate without decreasing a transmission rate
摘要
申请公布号
AU686807(B2)
申请公布日期
1998.02.12
申请号
AU19950024954
申请日期
1995.07.12
申请人
NEC CORPORATION
发明人
SOICHI TSUMURA
分类号
H04L27/227;H04L27/233;(IPC1-7):H03D3/02;H04L27/22
主分类号
H04L27/227
代理机构
代理人
主权项
地址
您可能感兴趣的专利
Large sectional HV insulator - consists of series of glued identical sections with protective lip overhanging glued joint between adjacent sections
Fan operated cooker oven with pyrolytic cleaner - has switch protecting fan motor by reducing speed or heating power
Dispenser for retention in vaginal cavity - to release medicaments, contraceptives etc. over prolonged time
Torque measurement system for power or electrical machine - uses strain gauges fixed to shaft and telemeter to pass signals to indicating instrument
Signal producer for function control on typewriter - has two interacting friction elements and releasable spring tension store
Self aligning false teeth - have trapezoidal magnets near back teeth in top and bottom plates
Fibre flock cleaning unit - has a perforated support surface with air bursts from below and air suction above
Bandwidth limited digital PCM transmission system - with frequency band divided in three zones, with phase correction better in middle zone
Sealed compact refrigeration set - has separator plate forming hermetic seal between halves of magnetic drive coupling
Compact ultrasonic scanner with image memory store - operates with chain of transducers subjected to mechanical oscillation
Fast Fourier analysis and synthesis system - has Fourier transformer with Fourier processor having independent input and outputs
Multifocal glass spectacle lenses - with insert for close vision prepd. by welding several glass blanks together
Reflection densitometer for light sensitive paper - uses several independent receivers to avoid stray light
Earth tremor or subsidence mine gallery warning system - employs pairs of geophone probes connected by line to control unit
Work tools operating time recording appts. - uses electric supply taken from primary of magneto ignition unit, for simple monitoring of IC engine work time in powering tool
Movable vehicle providing source for information - carries on its sides luminous inscriptions and screen for projection of short films and transparencies
Sewerage water take-off from house pipe connections - uses compressed air generated at individual connections to force water into collection line
Self-excited static converter - has DC voltage source switched to converter branch and comprising static inverter and capacitor
Storage material for heat and mass transfer - is silica gel granules sprayed with adhesive on heat transfer foil
Pressure roller - has mantle moving radially and held on carrier by the support and guided by a counter-roller
