FR2489022A1 - Sonnerie lumineuse sans fil - Google Patents
Sonnerie lumineuse sans fil Download PDFInfo
- Publication number
- FR2489022A1 FR2489022A1 FR8018217A FR8018217A FR2489022A1 FR 2489022 A1 FR2489022 A1 FR 2489022A1 FR 8018217 A FR8018217 A FR 8018217A FR 8018217 A FR8018217 A FR 8018217A FR 2489022 A1 FR2489022 A1 FR 2489022A1
- Authority
- FR
- France
- Prior art keywords
- transmitter
- receiver
- leds
- flashing
- call
- 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.)
- Granted
Links
- 230000005855 radiation Effects 0.000 claims abstract 2
- 230000008878 coupling Effects 0.000 claims description 4
- 238000010168 coupling process Methods 0.000 claims description 4
- 238000005859 coupling reaction Methods 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 claims description 3
- 230000035939 shock Effects 0.000 claims 1
- 230000000007 visual effect Effects 0.000 claims 1
- 238000000926 separation method Methods 0.000 abstract 1
- 239000003990 capacitor Substances 0.000 description 5
- 238000009434 installation Methods 0.000 description 3
- 206010011878 Deafness Diseases 0.000 description 2
- 230000003321 amplification Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000003199 nucleic acid amplification method Methods 0.000 description 2
- 208000032041 Hearing impaired Diseases 0.000 description 1
- 206010048865 Hypoacusis Diseases 0.000 description 1
- 241000269400 Sirenidae Species 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000001337 psychedelic effect Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B7/00—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00
- G08B7/06—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00 using electric transmission, e.g. involving audible and visible signalling through the use of sound and light sources
- G08B7/068—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00 using electric transmission, e.g. involving audible and visible signalling through the use of sound and light sources calling personnel in a restaurant, e.g. waiter call
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B1/00—Systems for signalling characterised solely by the form of transmission of the signal
- G08B1/08—Systems for signalling characterised solely by the form of transmission of the signal using electric transmission ; transformation of alarm signals to electrical signals from a different medium, e.g. transmission of an electric alarm signal upon detection of an audible alarm signal
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B3/00—Audible signalling systems; Audible personal calling systems
- G08B3/10—Audible signalling systems; Audible personal calling systems using electric transmission; using electromagnetic transmission
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Transmitters (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8018217A FR2489022A1 (fr) | 1980-08-20 | 1980-08-20 | Sonnerie lumineuse sans fil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8018217A FR2489022A1 (fr) | 1980-08-20 | 1980-08-20 | Sonnerie lumineuse sans fil |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2489022A1 true FR2489022A1 (fr) | 1982-02-26 |
| FR2489022B3 FR2489022B3 (enrdf_load_stackoverflow) | 1983-07-22 |
Family
ID=9245307
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR8018217A Granted FR2489022A1 (fr) | 1980-08-20 | 1980-08-20 | Sonnerie lumineuse sans fil |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR2489022A1 (enrdf_load_stackoverflow) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2584215A1 (fr) * | 1985-06-27 | 1987-01-02 | Krampner Roger | Dispositif de sonnerie commande a distance par radio-emetteur. |
| FR2608814A1 (fr) * | 1986-12-17 | 1988-06-24 | Gondry Laurent | Sonnette compacte d'appel a distance, a transmission radioelectrique codee et personnalisee |
| GB2205433B (en) * | 1987-06-02 | 1991-09-25 | Shree Prakash Korde | Doorbell operated by sound waves |
| GB2383922A (en) * | 2002-01-03 | 2003-07-09 | Desa Internat Inc | Metal Casing for a Wireless Doorbell Transmitter |
-
1980
- 1980-08-20 FR FR8018217A patent/FR2489022A1/fr active Granted
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2584215A1 (fr) * | 1985-06-27 | 1987-01-02 | Krampner Roger | Dispositif de sonnerie commande a distance par radio-emetteur. |
| FR2608814A1 (fr) * | 1986-12-17 | 1988-06-24 | Gondry Laurent | Sonnette compacte d'appel a distance, a transmission radioelectrique codee et personnalisee |
| GB2205433B (en) * | 1987-06-02 | 1991-09-25 | Shree Prakash Korde | Doorbell operated by sound waves |
| GB2383922A (en) * | 2002-01-03 | 2003-07-09 | Desa Internat Inc | Metal Casing for a Wireless Doorbell Transmitter |
| US6775523B2 (en) | 2002-01-03 | 2004-08-10 | Desa Ip, Llc | Wireless transmitter and doorbell system |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2489022B3 (enrdf_load_stackoverflow) | 1983-07-22 |
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