专利检索 ap:("NORTHERN TELECOM LIMITED") AND inv:"Tester, Norman William" 第 1 页

1.

发明公开
Noise reduction in speech transmitter circuits 失效
标题翻译：语音发射机电路中的噪声降低

公开(公告)号：EP0361884A3

公开(公告)日：1991-09-04

申请号：EP89309822.8

申请日：1989-09-27

申请人： NORTHERN TELECOM LIMITED

发明人： Barnes, George John Preston , Tester, Norman William

IPC分类号： H04M1/60

CPC分类号： H04M1/585 , H04M1/6008

摘要： A noise reduction arrangement for a speech transmitter circuit including a noise operated gain adjusting device and a voice operated gain adjusting device having a preset gain, wherein the noise operated gain adjusting device is arranged to control the preset gain in the voice operated gain adjusting device.

2.

发明授权
Noise reduction in speech transmitter circuits 失效
标题翻译：噪声减少的语音传输电路。

公开(公告)号：EP0361884B1

公开(公告)日：1994-10-19

申请号：EP89309822.8

申请日：1989-09-27

申请人： NORTHERN TELECOM LIMITED

发明人： Barnes, George John Preston , Tester, Norman William

IPC分类号： H04M1/60

CPC分类号： H04M1/585 , H04M1/6008

3.

发明公开
Noise reduction in speech transmitter circuits 失效
标题翻译： Rauschvermindung在Sprachübertragungsschaltungen。

公开(公告)号：EP0361884A2

公开(公告)日：1990-04-04

申请号：EP89309822.8

申请日：1989-09-27

申请人： NORTHERN TELECOM LIMITED

发明人： Barnes, George John Preston , Tester, Norman William

IPC分类号： H04M1/60

CPC分类号： H04M1/585 , H04M1/6008

摘要： A noise reduction arrangement for a speech transmitter circuit including a noise operated gain adjusting device and a voice operated gain adjusting device having a preset gain, wherein the noise operated gain adjusting device is arranged to control the preset gain in the voice operated gain adjusting device.

摘要翻译： 一种用于包括噪声操作增益调节装置和具有预设增益的语音操作增益调节装置的语音发射机电路的降噪装置，其中噪声增益调节装置被布置成控制语音操作增益调节装置中的预设增益。