JPH0485946U

JPH0485946U -

Info

Publication number: JPH0485946U
Application number: JP12777290U
Authority: JP
Priority date: 1990-11-30
Filing date: 1990-11-30
Publication date: 1992-07-27

Description

[Brief explanation of the drawing]

第１図は本考案による笛を用いたＤＴＭＦ発生
器の上面図、第２図は本考案による振動弁を用い
たＤＴＭＦ発生器の上面図、第３図に電話のＤＴ
ＭＦ信号を表わした図である。図において、１……ＤＴＭＦの“１”の音を発
生させる呼気吹き込み口、２……ＤＴＭＦの“２
”の音を発生させる呼気吹き込み口、３……ＤＴ
ＭＦの“３”の音を発生させる呼気吹き込み口、
４……ＤＴＭＦの“４”の音を発生させる呼気吹
き込み口、５……ＤＴＭＦの“５”の音を発生さ
せる呼気吹き込み口、６……ＤＴＭＦの“６”の
音を発生させる呼気吹き込み口、７……ＤＴＭＦ
の“７”の音を発生させる呼気吹き込み口、８…
…ＤＴＭＦの“８”の音を発生させる呼気吹き込
み口、９……ＤＴＭＦの“９”の音を発生させる
呼気吹き込み口、１０……ＤＴＭＦの“０”の音
を発生させる呼気吹き込み口、１１……ＤＴＭＦ
の“＊”の音を発生させる呼気吹き込み口、１２
……ＤＴＭＦの“＃”の音を発生させる呼気吹き
込み口、１３……６９７Hzの音を発生させるため
の笛の共振部、１４……１２０９Hzの音を発生さ
せるための共振部、１５……笛の呼気吹き出し口
、１６……ＤＴＭＦ発生器本体、２１……ＤＴＭ
Ｆの“１”の音を発生させる呼気吹き込み口、２
２……ＤＴＭＦの“２”の音を発生させる呼気吹
き込み口、２３……ＤＴＭＦの“３”の音を発生
させる呼気吹き込み口、２４……ＤＴＭＦの“４
”の音を発生させる呼気吹き込み口、２５……Ｄ
ＴＭＦの“５”の音を発生させる呼気吹き込み口
、２６……ＤＴＭＦの“６”の音を発生させる呼
気吹き込み口、２７……ＤＴＭＦの”７”の音を
発生させる呼気吹き込み口、２８……ＤＴＭＦの
“８”の音を発生させる呼気吹き込み口、２９…
…ＤＴＭＦの“９”の音を発生させる呼気吹き込
み口、３０……ＤＴＭＦの“０”の音を発生させ
る呼気吹き込み口、３１……ＤＴＭＦの“＊”の
音を発生させる呼気吹き込み口、３２……ＤＴＭ
Ｆの“＃”の音を発生させる呼気き吹込み口、３
３……６９７Hzの音を発生させるための振動弁、
３４……１２０９Hzの音を発生させるための振動
弁、３５……振動弁の台、３６……ＤＴＭＦ発生
器本体。 Fig. 1 is a top view of a DTMF generator using a whistle according to the present invention, Fig. 2 is a top view of a DTMF generator using a vibration valve according to the present invention, and Fig. 3 is a top view of a DTMF generator using a whistle according to the present invention.
FIG. 3 is a diagram showing an MF signal. In the figure, 1... an exhalation inlet that generates the sound of DTMF "1", 2... DTMF "2"
” exhalation inlet that generates the sound, 3...DT
An exhalation inlet that generates the MF “3” sound;
4...Exhalation inlet that generates the DTMF "4" sound, 5...Exhalation inlet that generates the DTMF "5" sound, 6...Exhalation inlet that generates the DTMF "6" sound , 7...DTMF
The exhalation inlet that produces the "7" sound, 8...
...An exhalation inlet that generates the DTMF "8" sound, 9...An exhalation inlet that generates the DTMF "9" sound, 10...An exhalation inlet that generates the DTMF "0" sound, 11 ...DTMF
exhalation inlet that generates the "*" sound, 12
...An exhalation blowhole that generates the DTMF "#" sound, 13...A whistle resonator that generates a 697Hz sound, 14...A resonator that generates a 1209Hz sound, 15...A whistle exhalation outlet, 16...DTMF generator body, 21...DTM
An exhalation inlet that generates the “1” sound of F, 2
2... An exhalation inlet that generates the sound of DTMF "2", 23... An exhalation inlet that produces the sound of DTMF "3", 24... DTMF "4"
” Exhalation inlet that generates sound, 25...D
An exhalation inlet that generates the sound of "5" in TMF, 26... An exhalation inlet that generates the sound of "6" in DTMF, 27... An exhalation inlet that generates the sound of "7" in DTMF, 28... ...An exhalation inlet that generates the DTMF "8" sound, 29...
...An exhalation inlet that generates the DTMF "9" sound, 30...An exhalation inlet that generates the DTMF "0" sound, 31...An exhalation inlet that generates the DTMF "*" sound, 32 ...DTM
Exhalation inlet that generates the "#" sound of F, 3
3...A vibration valve for generating 697Hz sound,
34... Vibration valve for generating 1209Hz sound, 35... Vibration valve stand, 36... DTMF generator body.

Claims

[Scope of Claim for Utility Model Registration] (1) Consists of a predetermined number of exhalation inlets and a whistle that generates a predetermined frequency, and sends exhaled air entering from the inlets to two corresponding pairs of whistles that generate DTMF sounds. A DTMF generator characterized by: (2) A DTMF comprising a predetermined number of exhalation inlets and a vibrating valve that generates a predetermined frequency, and is characterized in that exhaled air entering from the inlet is sent to two corresponding pairs of vibrating valves that generate DTMF sounds. generator.