GB2327173B
(en )
2002-05-22
Voice recognition of telephone conversations
EP0906614A4
(en )
2001-02-07
Speech and sound synthesizing
TW315075U
(en )
1997-09-01
Improved structure of microphone voice head
TW320376U
(en )
1997-11-11
Improved structure of voice head in microphone
TW405795U
(en )
2000-09-11
Structure of microphone sound head
TW298362U
(en )
1997-02-11
Assembly structure of microphone head
TW431739U
(en )
2001-04-21
Structure of microphone head
TW305509U
(en )
1997-05-11
Improved structure of speaker
TW346297U
(en )
1998-11-21
Improved structure for connection of microphone
TW357952U
(en )
1999-05-01
Improvement of microphone structure
TW300690U
(en )
1997-03-11
Modified structure of microphone sound head positioning seat
TW314301U
(en )
1997-08-21
One-piece assembly structure of microphone audio head
TW467462U
(en )
2001-12-01
Improved connecting structure of microphone head
TW305514U
(en )
1997-05-11
Improved structure of head-wearing-type microphone
TW391616U
(en )
2000-05-21
Structure of microphone recording
TW345360U
(en )
1998-11-11
Combination structure for network-head of microphone
TW365488U
(en )
1999-07-21
Microphone head structure
TW453600U
(en )
2001-09-01
Improved microphone head structure capable of enhancing sound receiving effect
TW332006U
(en )
1998-05-11
Improved structure of a securing base of a microphone head
TW405792U
(en )
2000-09-11
Improved sound pick-up head structure of cordless microphone
TW312398U
(en )
1997-08-01
Improved structure of vibration-type microphone
TW310849U
(en )
1997-07-11
Structure of hidden microphone for goggle
TW383157U
(en )
2000-02-21
Improvement on the structure body of microphone head
TW422471U
(en )
2001-02-11
Improved structure of ear-wearing microphone
TW299958U
(en )
1997-03-01
Improved hanging-edge structure of speaker