GB2428342B - Proximity sensing - Google Patents
Proximity sensingInfo
- Publication number
- GB2428342B GB2428342B GB0514291A GB0514291A GB2428342B GB 2428342 B GB2428342 B GB 2428342B GB 0514291 A GB0514291 A GB 0514291A GB 0514291 A GB0514291 A GB 0514291A GB 2428342 B GB2428342 B GB 2428342B
- Authority
- GB
- United Kingdom
- Prior art keywords
- proximity sensing
- proximity
- sensing
- 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
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S11/00—Systems for determining distance or velocity not using reflection or reradiation
- G01S11/02—Systems for determining distance or velocity not using reflection or reradiation using radio waves
- G01S11/06—Systems for determining distance or velocity not using reflection or reradiation using radio waves using intensity measurements
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Emergency Alarm Devices (AREA)
- Geophysics And Detection Of Objects (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB0514291A GB2428342B (en) | 2005-07-12 | 2005-07-12 | Proximity sensing |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB0514291A GB2428342B (en) | 2005-07-12 | 2005-07-12 | Proximity sensing |
Publications (3)
Publication Number | Publication Date |
---|---|
GB0514291D0 GB0514291D0 (en) | 2005-08-17 |
GB2428342A GB2428342A (en) | 2007-01-24 |
GB2428342B true GB2428342B (en) | 2007-05-23 |
Family
ID=34897110
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB0514291A Expired - Fee Related GB2428342B (en) | 2005-07-12 | 2005-07-12 | Proximity sensing |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB2428342B (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2476232A (en) * | 2009-12-11 | 2011-06-22 | Robotics Ltd Const | Proximity monitoring |
ITMO20120038A1 (en) * | 2012-02-16 | 2013-08-17 | Univ Bologna Alma Mater | METHOD AND APPARATUS FOR THE ESTIMATE OF DISTANCE AND POSITION BY MEANS OF RADIO MULTI-FREQUENCY TRANSMISSIONS IN THE NEAR FIELD |
GB2572315A (en) * | 2018-02-26 | 2019-10-02 | Adger Ltd | Personal protective equipment |
CN117192524B (en) * | 2023-09-27 | 2024-07-05 | 广东星云开物科技股份有限公司 | Helmet wearing sensing method and device and shared electric vehicle system |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4328548A (en) * | 1980-04-04 | 1982-05-04 | The Austin Company | Locator for source of electromagnetic radiation having unknown structure or orientation |
WO1988009515A1 (en) * | 1987-05-25 | 1988-12-01 | Norbert Nessler | Locating process for localizing unknown receiver or transmitter positions |
GB2215933A (en) * | 1988-03-18 | 1989-09-27 | Gen Electric Co Plc | Proximity detection |
WO2005020449A2 (en) * | 2003-08-19 | 2005-03-03 | Plextek Limited | Proximity detecting apparatus |
-
2005
- 2005-07-12 GB GB0514291A patent/GB2428342B/en not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4328548A (en) * | 1980-04-04 | 1982-05-04 | The Austin Company | Locator for source of electromagnetic radiation having unknown structure or orientation |
WO1988009515A1 (en) * | 1987-05-25 | 1988-12-01 | Norbert Nessler | Locating process for localizing unknown receiver or transmitter positions |
GB2215933A (en) * | 1988-03-18 | 1989-09-27 | Gen Electric Co Plc | Proximity detection |
WO2005020449A2 (en) * | 2003-08-19 | 2005-03-03 | Plextek Limited | Proximity detecting apparatus |
Also Published As
Publication number | Publication date |
---|---|
GB0514291D0 (en) | 2005-08-17 |
GB2428342A (en) | 2007-01-24 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
732E | Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977) |
Free format text: REGISTERED BETWEEN 20101021 AND 20101027 |
|
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 20190712 |