TWI800846B - 訊號處理器與訊號處理方法 - Google Patents

訊號處理器與訊號處理方法 Download PDF

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Publication number
TWI800846B
TWI800846B TW110121131A TW110121131A TWI800846B TW I800846 B TWI800846 B TW I800846B TW 110121131 A TW110121131 A TW 110121131A TW 110121131 A TW110121131 A TW 110121131A TW I800846 B TWI800846 B TW I800846B
Authority
TW
Taiwan
Prior art keywords
processing method
signal
signal processing
signal processor
processor
Prior art date
Application number
TW110121131A
Other languages
English (en)
Other versions
TW202248996A (zh
Inventor
廖宸豐
Original Assignee
瑞昱半導體股份有限公司
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 瑞昱半導體股份有限公司 filed Critical 瑞昱半導體股份有限公司
Priority to TW110121131A priority Critical patent/TWI800846B/zh
Priority to US17/398,720 priority patent/US11659327B2/en
Publication of TW202248996A publication Critical patent/TW202248996A/zh
Application granted granted Critical
Publication of TWI800846B publication Critical patent/TWI800846B/zh

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00—Circuits for transducers, loudspeakers or microphones
    • H04R3/02—Circuits for transducers, loudspeakers or microphones for preventing acoustic reaction, i.e. acoustic oscillatory feedback
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00—Circuits for transducers, loudspeakers or microphones
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/181—Low-frequency amplifiers, e.g. audio preamplifiers
    • H03F3/183—Low-frequency amplifiers, e.g. audio preamplifiers with semiconductor devices only
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/20—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers
    • H03F3/21—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers with semiconductor devices only
    • H03F3/217—Class D power amplifiers; Switching amplifiers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00—Circuits for transducers, loudspeakers or microphones
    • H04R3/04—Circuits for transducers, loudspeakers or microphones for correcting frequency response
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/03—Indexing scheme relating to amplifiers the amplifier being designed for audio applications
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/351—Pulse width modulation being used in an amplifying circuit

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Amplifiers (AREA)
TW110121131A 2021-06-10 2021-06-10 訊號處理器與訊號處理方法 TWI800846B (zh)

Priority Applications (2)

Application Number Priority Date Filing Date Title
TW110121131A TWI800846B (zh) 2021-06-10 2021-06-10 訊號處理器與訊號處理方法
US17/398,720 US11659327B2 (en) 2021-06-10 2021-08-10 Signal processor and signal processing method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
TW110121131A TWI800846B (zh) 2021-06-10 2021-06-10 訊號處理器與訊號處理方法

Publications (2)

Publication Number Publication Date
TW202248996A TW202248996A (zh) 2022-12-16
TWI800846B true TWI800846B (zh) 2023-05-01

Family

ID=84390681

Family Applications (1)

Application Number Title Priority Date Filing Date
TW110121131A TWI800846B (zh) 2021-06-10 2021-06-10 訊號處理器與訊號處理方法

Country Status (2)

Country Link
US (1) US11659327B2 (zh)
TW (1) TWI800846B (zh)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050069049A1 (en) * 2001-12-03 2005-03-31 Hutang Fang Method of impulse acreage modulation digital power processing and its device
US20080278230A1 (en) * 2006-02-07 2008-11-13 Kost Michael A Systems and Methods for Correcting Errors Resulting from Component Mismatch in a Feedback Path

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL2016605B1 (en) * 2016-04-14 2017-11-02 Axign B V Digital audio converter and amplifier controller.
EP3316480A1 (en) * 2016-10-31 2018-05-02 Oticon A/s A hearing device comprising an amplifier system for minimizing variation in an acoustical signal caused by variation in gain of an amplifier

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050069049A1 (en) * 2001-12-03 2005-03-31 Hutang Fang Method of impulse acreage modulation digital power processing and its device
US20080278230A1 (en) * 2006-02-07 2008-11-13 Kost Michael A Systems and Methods for Correcting Errors Resulting from Component Mismatch in a Feedback Path

Also Published As

Publication number Publication date
US20220400340A1 (en) 2022-12-15
TW202248996A (zh) 2022-12-16
US11659327B2 (en) 2023-05-23

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