[go: up one dir, main page]

TW549781U - Hand-free device capable of eliminating the feedback yell and background echo - Google Patents

Hand-free device capable of eliminating the feedback yell and background echo

Info

Publication number
TW549781U
TW549781U TW91213096U TW91213096U TW549781U TW 549781 U TW549781 U TW 549781U TW 91213096 U TW91213096 U TW 91213096U TW 91213096 U TW91213096 U TW 91213096U TW 549781 U TW549781 U TW 549781U
Authority
TW
Taiwan
Prior art keywords
yell
eliminating
feedback
hand
device capable
Prior art date
Application number
TW91213096U
Other languages
Chinese (zh)
Inventor
You-Fen Hu
Original Assignee
You-Fen Hu
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by You-Fen Hu filed Critical You-Fen Hu
Priority to TW91213096U priority Critical patent/TW549781U/en
Publication of TW549781U publication Critical patent/TW549781U/en

Links

TW91213096U 2002-08-22 2002-08-22 Hand-free device capable of eliminating the feedback yell and background echo TW549781U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
TW91213096U TW549781U (en) 2002-08-22 2002-08-22 Hand-free device capable of eliminating the feedback yell and background echo

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
TW91213096U TW549781U (en) 2002-08-22 2002-08-22 Hand-free device capable of eliminating the feedback yell and background echo

Publications (1)

Publication Number Publication Date
TW549781U true TW549781U (en) 2003-08-21

Family

ID=29998335

Family Applications (1)

Application Number Title Priority Date Filing Date
TW91213096U TW549781U (en) 2002-08-22 2002-08-22 Hand-free device capable of eliminating the feedback yell and background echo

Country Status (1)

Country Link
TW (1) TW549781U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7697696B2 (en) 2005-01-12 2010-04-13 Yamaha Corporation Audio amplification apparatus with howling canceler
TWI686090B (en) * 2018-09-26 2020-02-21 新唐科技股份有限公司 Biasing circuit

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7697696B2 (en) 2005-01-12 2010-04-13 Yamaha Corporation Audio amplification apparatus with howling canceler
TWI686090B (en) * 2018-09-26 2020-02-21 新唐科技股份有限公司 Biasing circuit
CN110955292A (en) * 2018-09-26 2020-04-03 新唐科技股份有限公司 Bias circuit
CN110955292B (en) * 2018-09-26 2022-02-08 新唐科技股份有限公司 Bias circuit

Similar Documents

Publication Publication Date Title
AU2002951925A0 (en) An Impedence Cardiography Device
AU2003257566A1 (en) Input device and electronic device using the input device
AU2003278696A1 (en) Laminate body and corresponding methods and apparatus
AU2003236303A1 (en) Organ connecting device and method for using the device
EP1304903B8 (en) Electro-acoustic transducer and electronic device
PL375691A1 (en) Imidazolopyridines and methods of making and using the same
EP1283106A4 (en) Laminated body and display device using the laminated body
AU2003289423A1 (en) Hinge device and electronic apparatus using the same
AU2002327185A1 (en) Diagnostic methods and devices
AU2003272919A1 (en) Suspension and electro-acoustic transducer using the suspension
EP1551398A4 (en) Pyrazolopyridines and methods of making and using the same
SG143939A1 (en) Surface acoustic wave device and filter using the same
EP1655992A4 (en) Diffuser and speaker using the same
AU2003273520A1 (en) Transformer and transformer unit having the same
AU2002365019A1 (en) Device and method for the suppression of pulsed wireless signals
AU2003292607A1 (en) Electronic component and electronic apparatus using this electronic component
AU2002366995A1 (en) My voice voice agent for use with voice portails and related products
AU2003237360A1 (en) Membrane devices and device components
AU2003297612A8 (en) 2-substituted-3-propenamide derivatives and methods of using the same
TW549781U (en) Hand-free device capable of eliminating the feedback yell and background echo
AU2003201791A1 (en) An electronic device detects and deactivates proximy electronic equipment of an area having restrictions for the use
AU2002367227A1 (en) Balanced gyrator and devices including the balanced gyrator
AU2003292462A1 (en) Electronic device and use thereof
AU2003259689A1 (en) 3-imino-2-indolones for the treatment of depression and/or anxiety
AU2003226539A1 (en) Acoustic device

Legal Events

Date Code Title Description
GD4K Issue of patent certificate for granted utility model filed before june 30, 2004
MM4K Annulment or lapse of a utility model due to non-payment of fees