CA987780A - Phantom subscriber - Google Patents
Phantom subscriberInfo
- Publication number
- CA987780A CA987780A CA169,527A CA169527A CA987780A CA 987780 A CA987780 A CA 987780A CA 169527 A CA169527 A CA 169527A CA 987780 A CA987780 A CA 987780A
- Authority
- CA
- Canada
- Prior art keywords
- phantom
- subscriber
- phantom subscriber
- 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
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/16—Analogue secrecy systems; Analogue subscription systems
- H04N7/173—Analogue secrecy systems; Analogue subscription systems with two-way working, e.g. subscriber sending a programme selection signal
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
- Radio Relay Systems (AREA)
- Interface Circuits In Exchanges (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US00247616A US3806814A (en) | 1972-04-26 | 1972-04-26 | Phantom subscriber |
Publications (1)
Publication Number | Publication Date |
---|---|
CA987780A true CA987780A (en) | 1976-04-20 |
Family
ID=22935611
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA169,527A Expired CA987780A (en) | 1972-04-26 | 1973-04-25 | Phantom subscriber |
Country Status (12)
Country | Link |
---|---|
US (1) | US3806814A (es) |
JP (1) | JPS4942218A (es) |
BE (1) | BE798715A (es) |
CA (1) | CA987780A (es) |
CH (1) | CH552320A (es) |
DE (1) | DE2319570B2 (es) |
ES (1) | ES414064A1 (es) |
FR (1) | FR2182081B1 (es) |
GB (1) | GB1406753A (es) |
IT (1) | IT988148B (es) |
NL (1) | NL164445C (es) |
SE (1) | SE392197B (es) |
Families Citing this family (43)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3886454A (en) * | 1973-08-13 | 1975-05-27 | Rca Corp | Control apparatus for a two-way cable television system |
US3886302A (en) * | 1974-01-28 | 1975-05-27 | Hughes Aircraft Co | Closed circuit television modem sharing system |
GB1509713A (en) * | 1974-09-21 | 1978-05-04 | Communications Patents Ltd | Switches |
USRE29997E (en) * | 1974-12-24 | 1979-05-15 | Oak Holland, B.V. | Signal distribution device for a cable television |
US4039954A (en) * | 1975-05-27 | 1977-08-02 | Oak Holland B.V. | Signal distribution device for a cable television |
USRE31639E (en) * | 1975-03-14 | 1984-07-31 | Bidirectional unicable switching system | |
JPS5946143B2 (ja) * | 1976-04-16 | 1984-11-10 | パイオニア株式会社 | 双方向catvシステムにおける伝送確認方法および装置 |
DE2725250C3 (de) * | 1977-06-03 | 1982-03-18 | Siemens AG, 1000 Berlin und 8000 München | Kabelfernsehanlage mit abschaltbaren Teilnehmeranschlüssen |
US4322854A (en) * | 1979-05-18 | 1982-03-30 | Allan B. Bundens | Data communications terminal |
DE2941082C2 (de) * | 1979-10-10 | 1982-09-30 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Überwachungsanordnung für aktive Teile eines Verteilnetzes in Kabelfernsehanlagen |
JPS56131214A (en) * | 1980-03-17 | 1981-10-14 | Matsushita Electric Ind Co Ltd | Catv device |
JPS56142856U (es) * | 1980-03-28 | 1981-10-28 | ||
FR2483718A1 (fr) * | 1980-05-30 | 1981-12-04 | Pioneer Electronic Corp | Circuit passif de controle de donnees, circuit generateur de configuration d'appel, et circuit de verification de terminaux pour systeme de television par cables |
DE3029803C2 (de) * | 1980-08-06 | 1982-12-16 | Siemens AG, 1000 Berlin und 8000 München | Kabelfernsehsystem |
US4450481A (en) * | 1981-08-25 | 1984-05-22 | E-Com Corporation | Tamper-resistant, expandable communications system |
WO1983001544A1 (en) * | 1981-10-21 | 1983-04-28 | Elxsi | High speed data bus structure and system |
US4965825A (en) | 1981-11-03 | 1990-10-23 | The Personalized Mass Media Corporation | Signal processing apparatus and methods |
US7831204B1 (en) | 1981-11-03 | 2010-11-09 | Personalized Media Communications, Llc | Signal processing apparatus and methods |
USRE47642E1 (en) | 1981-11-03 | 2019-10-08 | Personalized Media Communications LLC | Signal processing apparatus and methods |
JPS5992153A (ja) * | 1982-11-15 | 1984-05-28 | Mitsubishi Heavy Ind Ltd | 連続鋳造装置 |
US4512033A (en) * | 1982-11-29 | 1985-04-16 | C-Cor Labs, Inc. | Remote level adjustment system for use in a multi-terminal communications system |
US4648123A (en) * | 1982-11-29 | 1987-03-03 | C-Cor Labs, Inc. | Remote level measurement system for use in a multi-terminal communications system |
US4520508A (en) * | 1982-12-21 | 1985-05-28 | General Instrument Corporation | Subscriber terminal for monitoring radio-frequency signal ingress into cable television systems |
US4558464A (en) * | 1983-06-10 | 1985-12-10 | General Instrument Corporation | Address-programmable CATV converter |
US4606072A (en) * | 1983-06-10 | 1986-08-12 | Tocom Inc. | Master/slave converter system |
US4586078A (en) * | 1983-09-12 | 1986-04-29 | Zenith Electronics Corporation | CATV upstream signal transmission at nonharmonic video frequencies |
US4530008A (en) * | 1983-10-03 | 1985-07-16 | Broadband Technologies, Inc. | Secured communications system |
US4701630A (en) * | 1985-06-27 | 1987-10-20 | International Business Machines Corp. | Local area network station connector |
US4868795A (en) * | 1985-08-05 | 1989-09-19 | Terra Marine Engineering, Inc. | Power leveling telemetry system |
US5231660A (en) * | 1988-03-10 | 1993-07-27 | Scientific-Atlanta, Inc. | Compensation control for off-premises CATV system |
US5345504A (en) * | 1988-03-10 | 1994-09-06 | Scientific-Atlanta, Inc. | Differential compensation control for off-premises CATV system |
US5144267A (en) * | 1989-12-06 | 1992-09-01 | Scientific-Atlanta, Inc. | Variable slope network for off-premises CATV system |
EP0599936A1 (en) * | 1991-08-15 | 1994-06-08 | Metheus Corporation | High speed ramdac with reconfigurable color palette |
US5555015A (en) * | 1995-03-20 | 1996-09-10 | Intrinzix Technologies, Inc. | Wireless two way transmission between center and user stations via a relay |
WO1997047093A1 (en) | 1996-06-03 | 1997-12-11 | Scientific-Atlanta, Inc. | Apparatus for automatic sensing of line amplifier configuration for status monitoring |
US6480510B1 (en) * | 1998-07-28 | 2002-11-12 | Serconet Ltd. | Local area network of serial intelligent cells |
US6956826B1 (en) | 1999-07-07 | 2005-10-18 | Serconet Ltd. | Local area network for distributing data communication, sensing and control signals |
US6549616B1 (en) | 2000-03-20 | 2003-04-15 | Serconet Ltd. | Telephone outlet for implementing a local area network over telephone lines and a local area network using such outlets |
US6961303B1 (en) | 2000-09-21 | 2005-11-01 | Serconet Ltd. | Telephone communication system and method over local area network wiring |
US20070070911A1 (en) * | 2005-09-29 | 2007-03-29 | Goldberg Keith J | Method for testing links in a wireless network |
US9229051B2 (en) * | 2012-11-15 | 2016-01-05 | Freescale Semiconductor, Inc. | Integrated circuit with degradation monitoring |
US9329229B2 (en) | 2012-11-15 | 2016-05-03 | Freescale Semiconductors, Inc. | Integrated circuit with degradation monitoring |
US10056132B1 (en) * | 2016-02-16 | 2018-08-21 | Seagate Technology Llc | Assignable registers on a preamp chip |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1220297A (fr) * | 1958-02-18 | 1960-05-24 | Gen Electric Co Ltd | Installation de télécommunication |
US3050712A (en) * | 1959-02-13 | 1962-08-21 | Avco Corp | Wired program distribution system |
US3408626A (en) * | 1964-07-16 | 1968-10-29 | Motorola Inc | Control system with variable length messages and plural decoder levels |
US3496308A (en) * | 1966-02-10 | 1970-02-17 | Itt | Level control for subscriber carrier system |
FR2060989A5 (es) * | 1969-12-24 | 1971-06-18 | Sits Soc It Telecom Siemens | |
US3668307A (en) * | 1970-03-30 | 1972-06-06 | Kms Ind Inc | Two-way community antenna television system |
US3619783A (en) * | 1970-09-30 | 1971-11-09 | H & B Communications Corp | Means for determining television channel use in a community antenna television system |
-
1972
- 1972-04-26 US US00247616A patent/US3806814A/en not_active Expired - Lifetime
-
1973
- 1973-04-18 DE DE2319570A patent/DE2319570B2/de active Pending
- 1973-04-24 CH CH577373A patent/CH552320A/xx not_active IP Right Cessation
- 1973-04-25 ES ES414064A patent/ES414064A1/es not_active Expired
- 1973-04-25 FR FR7314987A patent/FR2182081B1/fr not_active Expired
- 1973-04-25 CA CA169,527A patent/CA987780A/en not_active Expired
- 1973-04-26 GB GB1994873A patent/GB1406753A/en not_active Expired
- 1973-04-26 SE SE7305912A patent/SE392197B/xx unknown
- 1973-04-26 IT IT49656/73A patent/IT988148B/it active
- 1973-04-26 JP JP48048355A patent/JPS4942218A/ja active Pending
- 1973-04-26 NL NL7305882.A patent/NL164445C/xx not_active IP Right Cessation
- 1973-04-26 BE BE2052728A patent/BE798715A/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
ES414064A1 (es) | 1976-06-16 |
DE2319570B2 (de) | 1975-10-02 |
BE798715A (fr) | 1973-08-16 |
NL164445B (nl) | 1980-07-15 |
JPS4942218A (es) | 1974-04-20 |
FR2182081B1 (es) | 1977-02-04 |
IT988148B (it) | 1975-04-10 |
CH552320A (de) | 1974-07-31 |
DE2319570A1 (de) | 1973-11-08 |
US3806814A (en) | 1974-04-23 |
GB1406753A (en) | 1975-09-17 |
NL7305882A (es) | 1973-10-30 |
FR2182081A1 (es) | 1973-12-07 |
NL164445C (nl) | 1980-12-15 |
SE392197B (sv) | 1977-03-14 |
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