GB2358553B - Generation of alert signals in radio transceivers - Google Patents
Generation of alert signals in radio transceiversInfo
- Publication number
- GB2358553B GB2358553B GB0001349A GB0001349A GB2358553B GB 2358553 B GB2358553 B GB 2358553B GB 0001349 A GB0001349 A GB 0001349A GB 0001349 A GB0001349 A GB 0001349A GB 2358553 B GB2358553 B GB 2358553B
- Authority
- GB
- United Kingdom
- Prior art keywords
- generation
- radio transceivers
- alert signals
- alert
- signals
- 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 - Lifetime
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M19/00—Current supply arrangements for telephone systems
- H04M19/02—Current supply arrangements for telephone systems providing ringing current or supervisory tones, e.g. dialling tone or busy tone
- H04M19/04—Current supply arrangements for telephone systems providing ringing current or supervisory tones, e.g. dialling tone or busy tone the ringing-current being generated at the substations
- H04M19/042—Current supply arrangements for telephone systems providing ringing current or supervisory tones, e.g. dialling tone or busy tone the ringing-current being generated at the substations with variable loudness of the ringing tone, e.g. variable envelope or amplitude of ring signal
- H04M19/044—Current supply arrangements for telephone systems providing ringing current or supervisory tones, e.g. dialling tone or busy tone the ringing-current being generated at the substations with variable loudness of the ringing tone, e.g. variable envelope or amplitude of ring signal according to the level of ambient noise
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB0001349A GB2358553B (en) | 2000-01-21 | 2000-01-21 | Generation of alert signals in radio transceivers |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB0001349A GB2358553B (en) | 2000-01-21 | 2000-01-21 | Generation of alert signals in radio transceivers |
Publications (3)
Publication Number | Publication Date |
---|---|
GB0001349D0 GB0001349D0 (en) | 2000-03-08 |
GB2358553A GB2358553A (en) | 2001-07-25 |
GB2358553B true GB2358553B (en) | 2002-04-10 |
Family
ID=9884055
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB0001349A Expired - Lifetime GB2358553B (en) | 2000-01-21 | 2000-01-21 | Generation of alert signals in radio transceivers |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB2358553B (en) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4200348B2 (en) | 2001-07-06 | 2008-12-24 | 日本電気株式会社 | Mobile terminal and ringing method for incoming call |
US7983920B2 (en) | 2003-11-18 | 2011-07-19 | Microsoft Corporation | Adaptive computing environment |
US20050113147A1 (en) * | 2003-11-26 | 2005-05-26 | Vanepps Daniel J.Jr. | Methods, electronic devices, and computer program products for generating an alert signal based on a sound metric for a noise signal |
WO2006092746A1 (en) * | 2005-03-01 | 2006-09-08 | Koninklijke Philips Electronics N.V. | Handheld device with improved vibration unit control. |
US20080248783A1 (en) * | 2007-04-03 | 2008-10-09 | Motorola, Inc. | Method and apparatus to facilitate selecting an audible alert that will contrast with local audible ambient content |
US9273978B2 (en) | 2010-01-08 | 2016-03-01 | Blackberry Limited | Methods, device and systems for delivery of navigational notifications |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH06284172A (en) * | 1993-03-26 | 1994-10-07 | Mitsubishi Electric Corp | Telephone set |
EP0781071A1 (en) * | 1995-12-22 | 1997-06-25 | Sagem Sa | Method to control a buzzer |
GB2313265A (en) * | 1996-05-15 | 1997-11-19 | Nec Corp | Base station for mobile telephone system which disables ringing to mobile telephones |
WO1999003259A2 (en) * | 1997-07-10 | 1999-01-21 | Ericsson Inc. | Method and apparatus for controlling a telephone ring signal |
WO1999005850A1 (en) * | 1997-07-24 | 1999-02-04 | Northern Telecom Limited | Automatic volume control for a telephone ringer |
-
2000
- 2000-01-21 GB GB0001349A patent/GB2358553B/en not_active Expired - Lifetime
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH06284172A (en) * | 1993-03-26 | 1994-10-07 | Mitsubishi Electric Corp | Telephone set |
EP0781071A1 (en) * | 1995-12-22 | 1997-06-25 | Sagem Sa | Method to control a buzzer |
GB2313265A (en) * | 1996-05-15 | 1997-11-19 | Nec Corp | Base station for mobile telephone system which disables ringing to mobile telephones |
WO1999003259A2 (en) * | 1997-07-10 | 1999-01-21 | Ericsson Inc. | Method and apparatus for controlling a telephone ring signal |
WO1999005850A1 (en) * | 1997-07-24 | 1999-02-04 | Northern Telecom Limited | Automatic volume control for a telephone ringer |
Also Published As
Publication number | Publication date |
---|---|
GB0001349D0 (en) | 2000-03-08 |
GB2358553A (en) | 2001-07-25 |
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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 20130926 AND 20131002 |
|
732E | Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977) |
Free format text: REGISTERED BETWEEN 20170831 AND 20170906 |
|
PE20 | Patent expired after termination of 20 years |
Expiry date: 20200120 |