GB1273103A - Communications system - Google Patents
Communications systemInfo
- Publication number
- GB1273103A GB1273103A GB29966/70A GB2996670A GB1273103A GB 1273103 A GB1273103 A GB 1273103A GB 29966/70 A GB29966/70 A GB 29966/70A GB 2996670 A GB2996670 A GB 2996670A GB 1273103 A GB1273103 A GB 1273103A
- Authority
- GB
- United Kingdom
- Prior art keywords
- signals
- mobile
- buttons
- control
- code
- 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
- 238000012544 monitoring process Methods 0.000 abstract 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
- H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
- H04B7/2603—Arrangements for wireless physical layer control
- H04B7/2606—Arrangements for base station coverage control, e.g. by using relays in tunnels
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
- Alarm Systems (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US1567070A | 1970-03-02 | 1970-03-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1273103A true GB1273103A (en) | 1972-05-03 |
Family
ID=21772828
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB29966/70A Expired GB1273103A (en) | 1970-03-02 | 1970-06-19 | Communications system |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US3699443A (OSRAM) |
| JP (1) | JPS4926722B1 (OSRAM) |
| AU (1) | AU445567B2 (OSRAM) |
| BE (1) | BE763108A (OSRAM) |
| DE (1) | DE2108602B2 (OSRAM) |
| FR (1) | FR2081608B1 (OSRAM) |
| GB (1) | GB1273103A (OSRAM) |
| NL (1) | NL149979B (OSRAM) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2130053A (en) * | 1982-10-20 | 1984-05-23 | Herbert Hudson | Radio controlled switching devices |
Families Citing this family (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4107611A (en) * | 1973-12-06 | 1978-08-15 | Jack N. Holcomb | Police protection method and apparatus |
| US3908168A (en) * | 1973-12-06 | 1975-09-23 | Udak Corp | Radio transmission system |
| US4056779A (en) * | 1976-04-05 | 1977-11-01 | Motorola, Inc. | Vehicular repeater |
| DE2712690C2 (de) * | 1977-03-23 | 1986-06-05 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Einrichtung zur drahtlosen Übermittlung eines kodierten Notrufes |
| US4197497A (en) * | 1977-09-23 | 1980-04-08 | Phelps Stuart W | Automatic police emergency locator system |
| DE2805420A1 (de) * | 1978-02-09 | 1979-08-16 | Bosch Gmbh Robert | Funksystem zur uebermittlung von nachrichten |
| US4354275A (en) * | 1978-04-14 | 1982-10-12 | Bernard Bouyssounouse | Apparatus for communicating receipt of transmitted messages |
| US4162449A (en) * | 1978-04-14 | 1979-07-24 | Bernard Bouyssounouse | Apparatus for communicating receipt of transmitted messages |
| DE2819386A1 (de) * | 1978-05-03 | 1979-11-08 | Bosch Gmbh Robert | Fernbedienung fuer funksprechgeraete |
| US4606073A (en) * | 1979-02-21 | 1986-08-12 | Moore Alfred Z | Assistance summoning system |
| US4499567A (en) * | 1982-06-21 | 1985-02-12 | Armstrong Carl R | Radio actuated record controller device |
| WO1984001479A1 (en) * | 1982-10-04 | 1984-04-12 | Stuart David Saunders | Signal reproduction apparatus |
| US6243446B1 (en) | 1997-03-11 | 2001-06-05 | Inline Connections Corporation | Distributed splitter for data transmission over twisted wire pairs |
| US5010399A (en) | 1989-07-14 | 1991-04-23 | Inline Connection Corporation | Video transmission and control system utilizing internal telephone lines |
| US5434565A (en) | 1994-03-22 | 1995-07-18 | Potomac Aviation Technology Corporation | Automatic weather monitoring and adaptive transmitting system |
| US5689802A (en) * | 1995-03-24 | 1997-11-18 | Motorola, Inc. | Two-way radio with transmit mode and repeat mode |
| US6313734B1 (en) * | 1996-07-03 | 2001-11-06 | Sony Corporation | Voice synthesis of e-mail for delivery to voice pager or voice mail |
| US6380869B1 (en) | 1999-05-19 | 2002-04-30 | Potomac Aviation Technology Corporation | Automated air-traffic advisory system and method |
| US6532279B1 (en) | 1999-06-11 | 2003-03-11 | David D. Goodman | High-speed data communication over a residential telephone wiring network |
| US20020115422A1 (en) * | 2001-02-16 | 2002-08-22 | Robinson Bruce R. | System and method for a voice controlled weather station |
| US6968176B2 (en) * | 2002-02-12 | 2005-11-22 | Trw Inc. | Vehicle communication path tracing system for long range remote communication with a vehicle |
| WO2005038740A2 (en) * | 2003-05-21 | 2005-04-28 | Todd Jesse A | Recorded communication system for aircraft |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2355607A (en) * | 1940-03-25 | 1944-08-15 | Shepherd Judson O'd | Control system |
| US3290597A (en) * | 1965-12-08 | 1966-12-06 | Robert Berlin | Emergency assistance radio signaling system |
| US3508202A (en) * | 1967-04-17 | 1970-04-21 | Bell Telephone Labor Inc | Electronic combination lock |
| US3581208A (en) * | 1968-12-16 | 1971-05-25 | William Buehrle Jr | Emergency warning and identification apparatus for two-way radio communication system |
-
1970
- 1970-03-02 US US15670A patent/US3699443A/en not_active Expired - Lifetime
- 1970-05-30 JP JP45046061A patent/JPS4926722B1/ja active Pending
- 1970-06-19 GB GB29966/70A patent/GB1273103A/en not_active Expired
-
1971
- 1971-02-17 BE BE763108A patent/BE763108A/xx unknown
- 1971-02-19 FR FR7105733A patent/FR2081608B1/fr not_active Expired
- 1971-02-19 NL NL717102278A patent/NL149979B/xx unknown
- 1971-02-24 DE DE2108602A patent/DE2108602B2/de not_active Ceased
- 1971-03-01 AU AU25975/71A patent/AU445567B2/en not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2130053A (en) * | 1982-10-20 | 1984-05-23 | Herbert Hudson | Radio controlled switching devices |
Also Published As
| Publication number | Publication date |
|---|---|
| US3699443A (en) | 1972-10-17 |
| JPS4926722B1 (OSRAM) | 1974-07-11 |
| FR2081608A1 (OSRAM) | 1971-12-10 |
| BE763108A (fr) | 1971-07-16 |
| DE2108602A1 (de) | 1971-09-16 |
| NL149979B (nl) | 1976-06-15 |
| NL7102278A (OSRAM) | 1971-09-06 |
| FR2081608B1 (OSRAM) | 1976-09-03 |
| DE2108602B2 (de) | 1975-02-27 |
| AU445567B2 (en) | 1972-09-07 |
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| Publication | Publication Date | Title |
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| GB1273103A (en) | Communications system | |
| GR3004678T3 (OSRAM) | ||
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| GB1371291A (en) | Radio frequency communication systems | |
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| JPS533115A (en) | Pcm terminal station unit | |
| JPS57152241A (en) | Information system for position of moving body | |
| JPH0773229B2 (ja) | ワイヤレスマイクロフォンを有する無線機 | |
| JPS5693441A (en) | Blocking sytem of radio communication zone | |
| JPS52153088A (en) | Remote survey control system | |
| Baker et al. | Tone-activated, remote, alert communication system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed [section 19, patents act 1949] | ||
| PCNP | Patent ceased through non-payment of renewal fee |