IT1286161B1 - Impianto citofonico con posti esterni ed interni bidirezionalmente connessi mediante linea a due soli fili. - Google Patents
Impianto citofonico con posti esterni ed interni bidirezionalmente connessi mediante linea a due soli fili.Info
- Publication number
- IT1286161B1 IT1286161B1 IT96TO000588A ITTO960588A IT1286161B1 IT 1286161 B1 IT1286161 B1 IT 1286161B1 IT 96TO000588 A IT96TO000588 A IT 96TO000588A IT TO960588 A ITTO960588 A IT TO960588A IT 1286161 B1 IT1286161 B1 IT 1286161B1
- Authority
- IT
- Italy
- Prior art keywords
- intercom
- electric lock
- indoor
- stations
- wire line
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M11/00—Telephonic communication systems specially adapted for combination with other electrical systems
- H04M11/02—Telephonic communication systems specially adapted for combination with other electrical systems with bell or annunciator systems
- H04M11/025—Door telephones
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Interconnected Communication Systems, Intercoms, And Interphones (AREA)
- Sub-Exchange Stations And Push- Button Telephones (AREA)
- Closed-Circuit Television Systems (AREA)
- Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
- Suspension Of Electric Lines Or Cables (AREA)
- Telephone Function (AREA)
- Preparation Of Compounds By Using Micro-Organisms (AREA)
- Detergent Compositions (AREA)
- Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT96TO000588A IT1286161B1 (it) | 1996-07-10 | 1996-07-10 | Impianto citofonico con posti esterni ed interni bidirezionalmente connessi mediante linea a due soli fili. |
DE69731584T DE69731584D1 (de) | 1996-07-10 | 1997-06-26 | Zweidraht-Gebäudeinterkommunikationssystem |
EP97110494A EP0818914B1 (en) | 1996-07-10 | 1997-06-26 | Two-wire building intercommunication system |
AT97110494T ATE282926T1 (de) | 1996-07-10 | 1997-06-26 | Zweidraht-gebäudeinterkommunikationssystem |
PL97320988A PL184976B1 (pl) | 1996-07-10 | 1997-07-07 | Urządzenie domofonowe |
CN97114526.1A CN1174456A (zh) | 1996-07-10 | 1997-07-09 | 具有外部和内部电台的建筑物内部通信系统 |
BR9703947A BR9703947A (pt) | 1996-07-10 | 1997-07-10 | Sistema de intercomunicação de edifício |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT96TO000588A IT1286161B1 (it) | 1996-07-10 | 1996-07-10 | Impianto citofonico con posti esterni ed interni bidirezionalmente connessi mediante linea a due soli fili. |
Publications (3)
Publication Number | Publication Date |
---|---|
ITTO960588A0 ITTO960588A0 (it) | 1996-07-10 |
ITTO960588A1 ITTO960588A1 (it) | 1998-01-10 |
IT1286161B1 true IT1286161B1 (it) | 1998-07-07 |
Family
ID=11414768
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT96TO000588A IT1286161B1 (it) | 1996-07-10 | 1996-07-10 | Impianto citofonico con posti esterni ed interni bidirezionalmente connessi mediante linea a due soli fili. |
Country Status (7)
Country | Link |
---|---|
EP (1) | EP0818914B1 (it) |
CN (1) | CN1174456A (it) |
AT (1) | ATE282926T1 (it) |
BR (1) | BR9703947A (it) |
DE (1) | DE69731584D1 (it) |
IT (1) | IT1286161B1 (it) |
PL (1) | PL184976B1 (it) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT1305134B1 (it) * | 1998-10-23 | 2001-04-10 | Urmet Domus S P A | Sistema citofonico perfezionato a chiamata digitale. |
DE19919266A1 (de) * | 1999-04-28 | 2000-12-07 | Loh Kg Ritto Werk | Türsprechanlage mit einer Türstation und mehreren Wohnungsstationen |
IT1308483B1 (it) * | 1999-05-12 | 2001-12-17 | Bitron Video | Impianto citofonico |
US6690677B1 (en) * | 1999-07-20 | 2004-02-10 | Serconet Ltd. | Network for telephony and data communication |
JP2002354134A (ja) * | 2001-05-23 | 2002-12-06 | Aiphone Co Ltd | 集合住宅インターホンシステム |
ES2190898B1 (es) * | 2002-02-07 | 2004-06-16 | Alcad, S.A. | Sistema de portero electronico digital. |
JP3881285B2 (ja) * | 2002-05-30 | 2007-02-14 | アイホン株式会社 | インターホン装置 |
JP2004040654A (ja) | 2002-07-05 | 2004-02-05 | Aiphone Co Ltd | 電気錠付ドアホン装置 |
FR2896650B1 (fr) * | 2006-01-23 | 2008-03-14 | Cogelec Soc Par Actions Simpli | Systeme d'interphonie bidirectionnelle simultanee, platine, combine et procede pour ce systeme |
FR2903552B1 (fr) * | 2006-07-05 | 2008-08-29 | Cogelec Sas | Systeme d'interphonie,platine d'interphonie et decodeur d'etage pour ce systeme |
ES2315138B1 (es) * | 2006-11-24 | 2010-01-18 | Fermax Electronica, S.A.E. | Sistema de videoportero con transmision de alimentacion, audio, video y datos sobre linea bifilar. |
JP5712365B2 (ja) * | 2010-12-14 | 2015-05-07 | パナソニックIpマネジメント株式会社 | インターホン装置及びインターホンシステム |
JP6909964B2 (ja) * | 2017-09-15 | 2021-07-28 | パナソニックIpマネジメント株式会社 | ロビー玄関子機、ドアホンシステムおよび通信方法 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2653624B1 (fr) * | 1989-10-20 | 1994-07-29 | Zanouda Kaddour | Procede de maintenance d'un dispositif de controle des acces a un batiment, et dispositif de controle le mettant en óoeuvre. |
SE467810B (sv) * | 1991-01-29 | 1992-09-14 | Anders Edvard Trell | Saett att signalera/kommunicera inom ett porttelefonsystem samt porttelefonsystem foer kommunikation enligt saettet |
-
1996
- 1996-07-10 IT IT96TO000588A patent/IT1286161B1/it active IP Right Grant
-
1997
- 1997-06-26 DE DE69731584T patent/DE69731584D1/de not_active Expired - Lifetime
- 1997-06-26 AT AT97110494T patent/ATE282926T1/de not_active IP Right Cessation
- 1997-06-26 EP EP97110494A patent/EP0818914B1/en not_active Expired - Lifetime
- 1997-07-07 PL PL97320988A patent/PL184976B1/pl not_active IP Right Cessation
- 1997-07-09 CN CN97114526.1A patent/CN1174456A/zh active Pending
- 1997-07-10 BR BR9703947A patent/BR9703947A/pt active Search and Examination
Also Published As
Publication number | Publication date |
---|---|
CN1174456A (zh) | 1998-02-25 |
PL320988A1 (en) | 1998-01-19 |
EP0818914A1 (en) | 1998-01-14 |
ITTO960588A1 (it) | 1998-01-10 |
PL184976B1 (pl) | 2003-01-31 |
ITTO960588A0 (it) | 1996-07-10 |
DE69731584D1 (de) | 2004-12-23 |
ATE282926T1 (de) | 2004-12-15 |
BR9703947A (pt) | 1998-08-04 |
EP0818914B1 (en) | 2004-11-17 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
0001 | Granted |