KR940004497Y1 - 바코드를 이용한 휴대용 전화신호 발생장치 - Google Patents
바코드를 이용한 휴대용 전화신호 발생장치 Download PDFInfo
- Publication number
- KR940004497Y1 KR940004497Y1 KR2019910009052U KR910009052U KR940004497Y1 KR 940004497 Y1 KR940004497 Y1 KR 940004497Y1 KR 2019910009052 U KR2019910009052 U KR 2019910009052U KR 910009052 U KR910009052 U KR 910009052U KR 940004497 Y1 KR940004497 Y1 KR 940004497Y1
- Authority
- KR
- South Korea
- Prior art keywords
- signal generator
- central processing
- processing unit
- telephone signal
- telephone
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Fee Related
Links
- 239000003990 capacitor Substances 0.000 claims description 9
- 238000006243 chemical reaction Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 claims description 4
- 238000001514 detection method Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000013078 crystal Substances 0.000 description 2
- 230000007257 malfunction Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/26—Devices for calling a subscriber
- H04M1/27—Devices whereby a plurality of signals may be stored simultaneously
- H04M1/274—Devices whereby a plurality of signals may be stored simultaneously with provision for storing more than one subscriber number at a time, e.g. using toothed disc
- H04M1/2745—Devices whereby a plurality of signals may be stored simultaneously with provision for storing more than one subscriber number at a time, e.g. using toothed disc using static electronic memories, e.g. chips
- H04M1/2753—Devices whereby a plurality of signals may be stored simultaneously with provision for storing more than one subscriber number at a time, e.g. using toothed disc using static electronic memories, e.g. chips providing data content
- H04M1/2755—Devices whereby a plurality of signals may be stored simultaneously with provision for storing more than one subscriber number at a time, e.g. using toothed disc using static electronic memories, e.g. chips providing data content by optical scanning
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M19/00—Current supply arrangements for telephone systems
- H04M19/08—Current supply arrangements for telephone systems with current supply sources at the substations
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M2201/00—Electronic components, circuits, software, systems or apparatus used in telephone systems
- H04M2201/20—Scanners
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M2201/00—Electronic components, circuits, software, systems or apparatus used in telephone systems
- H04M2201/38—Displays
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
Description
Claims (3)
- 전화신호 발생장치에 있어서, 바코드 신호를 입력하는 스캐너부(2), 스캐너부(2)로 부터 출력된 신호를 입력하여 이를 해독하는 중앙처리부(4), 중앙처리부(4)의 출력을 입력하여 바코드 해독의 완료를 표시하는 표시장치(10), 중앙처리부(4)의 출력을 입력하여 전화통화 신호를 발생하는 전화신호 발생기(6), 전화신호 발생기 출력측에 연결된 저주파 통과기(7), 저주파 통과기(7)에 연결되어 톤(tone)신호를 발생시키는 스피커 및 중앙처리부(4)와 전화신호 발생기(6)에 전원을 공급하는 밧데리를 포함하여 구성된 휴대용 전화신호 발생장치.
- 제1항에 있어서, 상기 스캐너부(2)는 저항(R1)과 발광소자(LED1)가 직렬로 연결되며 수광소자(PD1), 저항(R2-R4), 직접회로(U1A), 콘덴서(C1), 다이오드(D1)구성된 바코드 감지부(14)는 저항(R5, R6), 콘덴서(C2), 다이오드(D2, D3), 직접회로(U1B)로 구성된 아날로그/디지탈 변환 증폭기(16)에 연결되어 있는 것을 특징으로 하는 전화신호 발생장치.
- 제1항에 있어서, 중앙처리부(4)는 중앙처리장치(U2)를 포함하고 중앙처리장치(U2)의 일측은 전압 발생기(U4)에 접속되고 타측은 전화신호 발생기(6)에 접속되며 전화신호 발생기(6)는 트랜지스터(Q2), 저항(R16), 콘덴서(C8, C9)로 구성된 저주파 통과기(22)를 통해 스피커(SP1)에 연결된 것을 특징으로 하는 전화신호 발생장치.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR2019910009052U KR940004497Y1 (ko) | 1991-06-18 | 1991-06-18 | 바코드를 이용한 휴대용 전화신호 발생장치 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR2019910009052U KR940004497Y1 (ko) | 1991-06-18 | 1991-06-18 | 바코드를 이용한 휴대용 전화신호 발생장치 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR930001663U KR930001663U (ko) | 1993-01-21 |
KR940004497Y1 true KR940004497Y1 (ko) | 1994-07-04 |
Family
ID=19315290
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR2019910009052U Expired - Fee Related KR940004497Y1 (ko) | 1991-06-18 | 1991-06-18 | 바코드를 이용한 휴대용 전화신호 발생장치 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR940004497Y1 (ko) |
-
1991
- 1991-06-18 KR KR2019910009052U patent/KR940004497Y1/ko not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
KR930001663U (ko) | 1993-01-21 |
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Legal Events
Date | Code | Title | Description |
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A201 | Request for examination | ||
UA0108 | Application for utility model registration |
Comment text: Application for Utility Model Registration Patent event code: UA01011R08D Patent event date: 19910618 |
|
UA0201 | Request for examination |
Patent event date: 19910618 Patent event code: UA02012R01D Comment text: Request for Examination of Application |
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UG1501 | Laying open of application | ||
E902 | Notification of reason for refusal | ||
UE0902 | Notice of grounds for rejection |
Comment text: Notification of reason for refusal Patent event code: UE09021S01D Patent event date: 19940223 |
|
UG1604 | Publication of application |
Patent event code: UG16041S01I Comment text: Decision on Publication of Application Patent event date: 19940608 |
|
E701 | Decision to grant or registration of patent right | ||
UE0701 | Decision of registration |
Patent event date: 19940928 Comment text: Decision to Grant Registration Patent event code: UE07011S01D |
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REGI | Registration of establishment | ||
UR0701 | Registration of establishment |
Patent event date: 19941212 Patent event code: UR07011E01D Comment text: Registration of Establishment |
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UR1002 | Payment of registration fee |
Start annual number: 1 End annual number: 3 Payment date: 19941212 |
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UR1001 | Payment of annual fee |
Payment date: 19970703 Start annual number: 4 End annual number: 4 |
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UR1001 | Payment of annual fee |
Payment date: 19980316 Start annual number: 5 End annual number: 5 |
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UR1001 | Payment of annual fee |
Payment date: 19990701 Start annual number: 6 End annual number: 6 |
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UR1001 | Payment of annual fee |
Payment date: 20000629 Start annual number: 7 End annual number: 7 |
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FPAY | Annual fee payment |
Payment date: 20010704 Year of fee payment: 8 |
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UR1001 | Payment of annual fee |
Payment date: 20010704 Start annual number: 8 End annual number: 8 |
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LAPS | Lapse due to unpaid annual fee | ||
UC1903 | Unpaid annual fee |