KR890008078U - 헤드폰용 뮤트회로 - Google Patents

헤드폰용 뮤트회로

Info

Publication number
KR890008078U
KR890008078U KR2019870015460U KR870015460U KR890008078U KR 890008078 U KR890008078 U KR 890008078U KR 2019870015460 U KR2019870015460 U KR 2019870015460U KR 870015460 U KR870015460 U KR 870015460U KR 890008078 U KR890008078 U KR 890008078U
Authority
KR
South Korea
Prior art keywords
mute circuit
headphone
headphone mute
circuit
mute
Prior art date
Application number
KR2019870015460U
Other languages
English (en)
Other versions
KR900007558Y1 (ko
Inventor
박승태
Original Assignee
삼성전자 주식회사
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 삼성전자 주식회사 filed Critical 삼성전자 주식회사
Priority to KR2019870015460U priority Critical patent/KR900007558Y1/ko
Publication of KR890008078U publication Critical patent/KR890008078U/ko
Application granted granted Critical
Publication of KR900007558Y1 publication Critical patent/KR900007558Y1/ko

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H03G3/34—Muting amplifier when no signal is present or when only weak signals are present, or caused by the presence of noise signals, e.g. squelch systems
    • H03G3/342—Muting when some special characteristic of the signal is sensed which distinguishes it from noise, e.g. using speech detector
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/10—Earpieces; Attachments therefor ; Earphones; Monophonic headphones
    • H04R1/1041—Mechanical or electronic switches, or control elements

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Amplifiers (AREA)
KR2019870015460U 1987-09-09 1987-09-09 헤드폰용 뮤트회로 KR900007558Y1 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019870015460U KR900007558Y1 (ko) 1987-09-09 1987-09-09 헤드폰용 뮤트회로

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019870015460U KR900007558Y1 (ko) 1987-09-09 1987-09-09 헤드폰용 뮤트회로

Publications (2)

Publication Number Publication Date
KR890008078U true KR890008078U (ko) 1989-05-18
KR900007558Y1 KR900007558Y1 (ko) 1990-08-20

Family

ID=19267735

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019870015460U KR900007558Y1 (ko) 1987-09-09 1987-09-09 헤드폰용 뮤트회로

Country Status (1)

Country Link
KR (1) KR900007558Y1 (ko)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11096548B2 (en) 2015-02-04 2021-08-24 Lg Electronics Inc. Dish washer

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20030017898A (ko) * 2001-08-25 2003-03-04 이색용 모터커버용 볼트 구조 및 결합방법

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11096548B2 (en) 2015-02-04 2021-08-24 Lg Electronics Inc. Dish washer
US11622666B2 (en) 2015-02-04 2023-04-11 Lg Electronics Inc. Dishwasher

Also Published As

Publication number Publication date
KR900007558Y1 (ko) 1990-08-20

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Legal Events

Date Code Title Description
A201 Request for examination
E902 Notification of reason for refusal
E701 Decision to grant or registration of patent right
REGI Registration of establishment
FPAY Annual fee payment

Payment date: 19961231

Year of fee payment: 8

LAPS Lapse due to unpaid annual fee